CN110566247B - Arch frame installation device - Google Patents
Arch frame installation device Download PDFInfo
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- CN110566247B CN110566247B CN201910949828.4A CN201910949828A CN110566247B CN 110566247 B CN110566247 B CN 110566247B CN 201910949828 A CN201910949828 A CN 201910949828A CN 110566247 B CN110566247 B CN 110566247B
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- bracket
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- oil cylinder
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/40—Devices or apparatus specially adapted for handling or placing units of linings or supporting units for tunnels or galleries
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
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- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Lining And Supports For Tunnels (AREA)
Abstract
The application provides an arch frame mounting device which comprises a bottom bracket, a translation bracket, a rotation bracket, a pitching bracket and an arch frame clamping bracket; a translation bracket is arranged on the bottom bracket, a rotary bracket is arranged on the translation bracket, a pitching bracket is arranged on the rotary bracket, an arch clamping bracket is arranged on the pitching bracket, and a plurality of groups of arch clamps are arranged on the arch clamping bracket; the device can be placed on a traditional rack, can act together with the rack, and can be independently used as a device; the multi-group arch centering fixture on the arch centering clamping support can clamp a plurality of arch centering, and the cylinder drives the translation support, the rotation support and the pitching support to adjust the arch centering fixture in the front-back direction, the left-right direction and the up-down direction, so that the plurality of arch centering can quickly reach the required installation position, the clamping of the plurality of arch centering is realized, and the installation speed of the arch centering is improved.
Description
Technical Field
The invention relates to the technical field of steel smelting, in particular to an arch frame installation device.
Background
In the process of tunnel excavation, arch centering installation support is needed, so that the stability of surrounding rock is improved; the existing arch centering is installed by means of a rack or by using a telescopic mechanical arm of a trolley, wherein the labor intensity of manual installation is high, the safety is poor, and the mechanical arm is used for installing the arm support frequently, so that the arm support rotates continuously and is operated in a telescopic manner, the tunnel environment is narrow, the operation is difficult, only one truss can be installed at a time, the clamping supporting speed is low, and the surrounding rock is not beneficial to being closed rapidly. In view of the foregoing, there is a great need in the industry for a new arch mounting device.
Disclosure of Invention
The invention aims to provide an arch frame mounting device which comprises a bottom bracket, a translation bracket, a rotation bracket, a pitching bracket and an arch frame clamping bracket; a translation bracket is arranged on the bottom bracket, a rotary bracket is arranged on the translation bracket, a pitching bracket is arranged on the rotary bracket, an arch clamping bracket is arranged on the pitching bracket, and an arch clamp is arranged on the arch clamping bracket; the rotating bracket is connected with the pitching bracket through a scissors frame structure; the scissors frame structure comprises a first bracket and a second bracket which are hinged or pin-connected with each other; at least one of the first bracket and the second bracket is a lifting bracket, and the lifting bracket comprises a lifting inner cylinder and a lifting outer cylinder; a driving piece is arranged on the lifting bracket; the driving piece drives the lifting outer cylinder and the lifting inner cylinder of the lifting bracket to do telescopic movement, so that the whole lifting, single-side or double-side inclination of the arch clamp on the arch clamping bracket is realized.
Preferably, a driving piece which is connected with each other is arranged between the bottom bracket and the translation bracket, a driving piece which is connected with each other is arranged between the translation bracket and the rotation bracket, and a driving piece which is connected with each other and is obliquely arranged is arranged between the pitching bracket and the arch centering clamping bracket.
Preferably, the driving member is an oil cylinder.
Preferably, a translation rail is arranged on the bottom bracket, the translation bracket is arranged on the translation rail of the bottom bracket through a sliding block, a first oil cylinder is arranged between the translation bracket and the bottom bracket, one end of the first oil cylinder is connected with the bottom bracket, and the other end of the first oil cylinder is connected with the translation bracket; the translation bracket can move back and forth on a translation track of the bottom bracket under the drive of the first oil cylinder; the translation bracket is provided with a sliding rail which is an arc-shaped rail; the rotary bracket is arranged on a sliding rail of the translation bracket through a sliding block, a second oil cylinder is arranged between the rotary bracket and the translation bracket, one end of the second oil cylinder is connected with the translation bracket, and the other end of the second oil cylinder is connected with the rotary bracket; the rotary support can move back and forth on a sliding track of the translation support under the drive of the second oil cylinder; at least one group of arch clamp is arranged on the arch clamping bracket; a third oil cylinder is arranged between the arch centering clamping support and the pitching support, the third oil cylinder is obliquely arranged, one end of the third oil cylinder is connected with the pitching support, and the other end of the third oil cylinder is connected with the arch centering clamping support.
Preferably, the translation bracket is provided with a pin joint structure, the pin joint structure comprises a sleeve and a plurality of support rods, one ends of the support rods are connected with the sleeve, and the other ends of the support rods are connected with the translation bracket; a pin joint structure is arranged on the rotary support, one end of the support rod is connected with the sleeve, and the other end of the support rod is connected with the rotary support; and the pin joint structure of the translation bracket and the pin joint structure of the rotation bracket are connected by inserting a pin shaft on the sleeve.
Preferably, a connecting rod is arranged between the pitching support and the arch centre gripping support, one end of the connecting rod is articulated with the pitching support, and the other end of the connecting rod is articulated with the arch centre gripping support.
Preferably, the rotating bracket and the pitching bracket are provided with sliding grooves; one end of a first support of the scissor frame structure is connected to a chute of a pitching support, the other end of the first support is connected to a rotating support, one end of a second support is connected to the chute of the rotating support, the other end of the second support is connected to the pitching support, or one end of the first support is connected to the chute of the rotating support, the other end of the first support is connected to the pitching support, one end of the second support is connected to the chute of the pitching support, and the other end of the second support is connected to the rotating support; a fifth oil cylinder is arranged on the sliding groove of the rotating bracket and/or the sliding groove of the pitching bracket, and the free end of the fifth oil cylinder is connected with the first bracket and/or the second bracket in the sliding groove; the fifth oil cylinder drives the first bracket and/or the second bracket to slide back and forth in the chute.
Preferably, the bottom bracket is provided with a travelling mechanism, and the bottom bracket is connected with a track paved in the tunnel through the travelling mechanism; the travelling mechanism comprises a supporting frame, a motor, a gear transmission mechanism and travelling rollers, wherein the motor and the gear transmission mechanism are arranged on the supporting frame, and the travelling rollers are matched with the tunnel tracks; the output end of the motor is connected with a gear transmission mechanism, a walking roller is arranged on an output shaft of the gear transmission mechanism, the walking roller is in contact connection with a track laid in the tunnel, and the motor drives the walking roller to rotate on the track in the tunnel through the gear transmission mechanism.
Preferably, a brake rail clamping device is arranged on the bottom bracket, and comprises two rail clamping pieces, a connecting block and a sixth oil cylinder, wherein the two rail clamping pieces are mutually hinged; the two rail clamping pieces are respectively positioned at two sides of the rail in the tunnel and are in contact connection with the rail; the two rail clamping pieces are respectively hinged with connecting rods, the other ends of the two connecting rods are simultaneously hinged with connecting blocks, and the other ends of the connecting blocks are connected with piston cylinders of a sixth oil cylinder; and the sixth oil cylinder drives the connecting rod to push the rail clamping piece to clamp the rail in the tunnel in a telescopic motion, so that braking is realized.
Preferably, a plurality of groups of arch centering clamps are arranged on the arch centering clamping support, so that clamping of a plurality of arch centering is realized.
The technical scheme of the invention has the following beneficial effects:
(1) The application provides an arch frame mounting device which comprises a bottom bracket, a translation bracket, a rotation bracket, a pitching bracket and an arch frame clamping bracket; a translation bracket is arranged on the bottom bracket, a rotary bracket is arranged on the translation bracket, a pitching bracket is arranged on the rotary bracket, the rotary bracket is connected with the pitching bracket through a scissor frame structure, an arch clamping bracket is arranged on the pitching bracket, and a plurality of groups of arch clamps are arranged on the arch clamping bracket; the driving mechanism is an oil cylinder driving system; the device can be placed on a traditional trolley rack to act together with the rack, and the large-azimuth change of the device is realized through the rack; the multi-arch centering fixture on the arch centering clamping support can clamp a plurality of arches, and the parallel moving support, the rotary support and the pitching support are driven by the arranged oil cylinders to adjust the arch centering fixture in the front-back, left-right and up-down directions, so that the plurality of arches can quickly reach the required installation position, the clamping of the plurality of arches is realized, and the installation speed of the arches is improved; meanwhile, the device can be independently used as a mounting device, the bottom bracket is provided with the travelling mechanism and the braking rail clamping device, the bottom bracket is connected with a track laid in a tunnel through the travelling mechanism, after the arch clamps clamp a plurality of arches, the arches can be transported along the track laid in the tunnel, and long-distance transportation of the arches is realized, so that the arches can quickly reach the required position, the labor intensity is greatly reduced, the flexibility is high, the operation difficulty is low, and the device is well suitable for the mounting and construction working conditions of the tunnel arches and has higher market popularization value.
(2) The translational bracket and the rotary bracket of the device are provided with the pin joint structures, and the sleeves of the pin joint structures are inserted into the pin joint structures to be connected, so that a stable rotation fulcrum is provided for the rotary bracket, and the rotary bracket can be promoted to stably slide along the arc-shaped track of the translational bracket; the hinged connecting rod is arranged between the pitching support and the arch centre gripping support, the arrangement of the connecting rod can provide support for the arch centre gripping support, and simultaneously, the unlimited expansion and contraction of the third oil cylinder can be restrained, and the pitching angle adjustment of the arch centre gripping support is not influenced.
(3) The scissors frame structure of the device comprises a first bracket and a second bracket which are hinged or pin-connected with each other; at least one of the first bracket and the second bracket is a lifting bracket, the lifting bracket comprises a lifting inner cylinder and a lifting outer cylinder, and a fourth oil cylinder is arranged on the lifting bracket; the fourth oil cylinder drives the lifting outer cylinder and the lifting inner cylinder of the lifting bracket to move in a telescopic manner; the structure of the single-side lifting support is adopted in the structure of the scissor frame, so that the vertical height of the pitching support can be adjusted, the front-back inclination angle of the pitching support can be adjusted, the multidirectional adjusting function is achieved, and the design is quite reasonable.
In addition to the objects, features and advantages described above, the present invention has other objects, features and advantages. The present invention will be described in further detail with reference to the drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application. In the drawings:
Fig. 1 is a schematic structural view of an arch mounting device according to the present embodiment;
FIG. 2 is a schematic view of the bottom bracket of FIG. 1;
FIG. 3 is a schematic view of the translating carriage of FIG. 1;
FIG. 4 is a schematic view of the structure of the rotating bracket of FIG. 1;
FIG. 5 is a schematic view of the structure of the pitch bracket of FIG. 1;
FIG. 6 is a schematic view of the structure of the arch clamping bracket of FIG. 1;
FIG. 7 is a schematic view of the structure of the scissors assembly of FIG. 1;
FIG. 8 is a schematic view of the travel mechanism of FIG. 1;
FIG. 9 is a schematic view of the brake clip of FIG. 1;
FIG. 10 is a schematic view of an arch-mounting device of the present application gripping an arch;
The device comprises a bottom bracket, 1.1, a translation track, 2, a translation bracket, 2.1, a sliding track, 3, a rotating bracket, 4, a pitching bracket, 5, an arch clamping bracket, 6, an arch clamp, 7, a scissor frame structure, 7.1, a first bracket, 7.2, a second bracket, 8, a travelling mechanism, 8.1, a supporting frame, 8.2, a motor, 8.3, a gear transmission mechanism, 8.4, a travelling roller, 9, a braking rail clamping device, 9.1, a rail clamping piece, 9.2, a connecting block, 10, a first cylinder, 11, a second cylinder, 12, a third cylinder, 13, a fourth cylinder, 14, a fifth cylinder, 15, a sixth cylinder, 16, a track in a tunnel, 17, a pin joint structure, 18, a chute, 19, a connecting rod, 20 and an arch.
Detailed Description
Embodiments of the invention are described in detail below with reference to the attached drawings, but the invention can be implemented in a number of different ways, which are defined and covered by the claims.
Referring to fig. 1 to 10, an arch mounting device comprises a bottom bracket 1, a translation bracket 2, a rotation bracket 3, a pitch bracket 4 and an arch clamping bracket 5; a translation bracket is arranged on the bottom bracket, a driving piece which is connected with the translation bracket is arranged between the bottom bracket and the translation bracket, a rotary bracket is arranged on the translation bracket, a driving piece which is connected with the translation bracket is arranged between the translation bracket and the rotary bracket, a pitching bracket is arranged on the rotary bracket, and the rotary bracket is connected with the pitching bracket through a scissor frame structure; an arch clamping bracket is arranged on the pitching bracket, a driving piece which is connected with each other and is obliquely arranged is arranged between the pitching bracket and the arch clamping bracket, and an arch clamp is arranged on the arch clamping bracket; the driving piece is an oil cylinder; a translation rail 1.1 is arranged on the bottom bracket 1, a translation bracket 2 is arranged on the translation rail 1.1 of the bottom bracket 1 through a sliding block, a first oil cylinder 10 is arranged between the translation bracket and the bottom bracket, one end of the first oil cylinder 10 is connected with the bottom bracket 1, and the other end of the first oil cylinder 10 is connected with the translation bracket 2; the translation support can move back and forth on the translation track of the bottom support under the drive of the first oil cylinder.
The translation bracket 2 is provided with a sliding rail 2.1 which is an arc-shaped rail; the rotary bracket 3 is arranged on a sliding rail 2.1 of the translation bracket 2 through a sliding block, a second oil cylinder 11 is arranged between the rotary bracket 3 and the translation bracket 2, one end of the second oil cylinder is connected with the translation bracket, and the other end of the second oil cylinder is connected with the rotary bracket; the rotary support can move back and forth on a sliding track of the translation support under the drive of the second oil cylinder; the translation bracket 2 is provided with a pin joint structure 17 for being in pin joint with the rotation bracket, the pin joint structure comprises a sleeve 17.2 and a plurality of support rods 17.1, one end of each support rod is connected with the sleeve, and the other end of each support rod is connected with the translation bracket; a pin joint structure 17 is arranged on the rotary support 3, one end of the support rod is connected with the sleeve, and the other end of the support rod is connected with the rotary support; the pin joint structure of the translation bracket is connected with the pin joint structure of the rotation bracket through a pin shaft inserted into the sleeve; the arrangement of the pin joint structure provides a stable rotation fulcrum for the rotary support and can promote the rotary support to stably slide along the arc-shaped track of the translation support.
A shear frame structure 7 is arranged between the rotary support 3 and the pitching support 4, and the rotary support is connected with the pitching support through the shear frame structure; the shear blade carrier structure 7 comprises a first bracket 7.1 and a second bracket 7.2 hinged or pinned to each other; at least one of the first bracket and the second bracket is a lifting bracket, the lifting bracket comprises a lifting inner cylinder and a lifting outer cylinder, and a fourth oil cylinder 13 is arranged on the lifting bracket; the fourth oil cylinder drives the lifting outer cylinder and the lifting inner cylinder of the lifting bracket to move in a telescopic manner; the rotating bracket 3 and the pitching bracket 4 are provided with sliding grooves 18; one end of a first support of the scissor frame structure is connected to a chute of the pitching support, the other end of the first support is connected to the rotating support, one end of a second support is connected to the chute of the rotating support, the other end of the second support is connected to the pitching support, a fifth oil cylinder 14 is arranged on the chute of the rotating support, and the free end of the fifth oil cylinder is connected with a second support in the chute; the fifth oil cylinder drives the second bracket to slide back and forth in the chute; meanwhile, the structure of the shear rest adopts a structure of a unilateral lifting bracket, so that the vertical height of the pitching bracket can be adjusted, the front and rear inclination angles of the pitching bracket can be adjusted, the shear rest has a multidirectional adjusting function, and the design is quite reasonable.
An arch centre gripping support 5 is arranged on the every single move support 4, third oil cylinders 12 are arranged at two ends of every single move support, the third oil cylinders are obliquely arranged, the inclination angle is 5-90 degrees, one end of each third oil cylinder is fixed on every single move support, and the other end of each third oil cylinder is connected with the arch centre gripping support; a connecting rod is arranged between the pitching support and the arch centering clamping support, one end of the connecting rod is hinged with the pitching support, and the other end of the connecting rod is hinged with the arch centering clamping support; the arrangement of the connecting rod can not only provide support for the arch centre gripping support, but also can restrict unlimited expansion and contraction of the third oil cylinder, and does not influence the adjustment of pitching angle of the arch centre gripping support. And a plurality of groups of arch centering clamps are arranged on the arch centering clamping support, so that clamping of a plurality of arch centering is realized.
The bottom bracket 1 is provided with a travelling mechanism 8, and the bottom bracket 1 is in contact connection with a track 16 paved in a tunnel through the travelling mechanism 8; the travelling mechanism comprises a supporting frame 8.1, a motor 8.2, a gear transmission mechanism 8.3 and travelling rollers 8.4, wherein the motor 8.2, the gear transmission mechanism 8.3 and the travelling rollers 8.4 are matched with the tunnel track; the output end of the motor is connected with a gear transmission mechanism, a walking roller is arranged on an output shaft of the gear transmission mechanism, the walking roller is in contact connection with a track laid in the tunnel, and the motor drives the walking roller to rotate on the track in the tunnel through the gear transmission mechanism.
The bottom bracket 1 is provided with a brake rail clamping device 9, and the brake rail clamping device comprises two rail clamping pieces 9.1, a connecting block 9.2 and a sixth oil cylinder 15 which are mutually hinged; the two rail clamping pieces are respectively positioned at two sides of a rail paved in the tunnel and are in contact connection with the rail; the two rail clamping pieces are respectively hinged with a connecting rod 19, the other ends of the two connecting rods 19 are simultaneously hinged with a connecting block 9.2, and the other ends of the connecting blocks 9.2 are connected with a piston cylinder of a sixth oil cylinder 15; and the sixth oil cylinder drives the connecting rod to push the rail clamping piece to clamp the track of the tunnel in a telescopic motion, so that braking is realized.
The device can be placed on a traditional rack and acts together with the rack, a plurality of groups of arch clamps on the arch clamping support can clamp a plurality of arches, and the arranged oil cylinders drive the translation support, the rotation support and the pitching support to adjust the arch clamps in the front-back direction, the left-right direction and the up-down direction, so that the plurality of arches can quickly reach the required installation position, the clamping of the plurality of arches is realized, and the installation speed of the arches is improved; meanwhile, the device can be independently used as a mounting device, the bottom bracket is provided with the travelling mechanism and the braking rail clamping device, the bottom bracket is connected with a track laid in a tunnel through the travelling mechanism, and after the arch clamps clamp a plurality of arches, the arches can be transported along the track laid in the tunnel, so that the long-distance transportation of the arches is realized, the arches can quickly reach the required position (to be mounted), the labor intensity is greatly reduced, the flexibility is high, the operation difficulty is low, the device is well suitable for the mounting and construction working conditions of the tunnel arches, and the device has higher market popularization value.
It should be noted that, the arch clamp of the device is an existing clamp, and the control system (hydraulic control system) of the oil cylinder is conventionally arranged with reference to the prior art; the driving member in the device of the present application includes, but is not limited to, a cylinder.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. An arch frame mounting device is characterized by comprising a bottom bracket, a translation bracket, a rotation bracket, a pitching bracket and an arch frame clamping bracket; a translation bracket is arranged on the bottom bracket, a rotary bracket is arranged on the translation bracket, a pitching bracket is arranged on the rotary bracket, an arch clamping bracket is arranged on the pitching bracket, and an arch clamp is arranged on the arch clamping bracket; the rotating bracket is connected with the pitching bracket through a scissors frame structure; the scissors frame structure comprises a first bracket and a second bracket which are hinged or pin-connected with each other; at least one of the first bracket and the second bracket is a lifting bracket, and the lifting bracket comprises a lifting inner cylinder and a lifting outer cylinder; a driving piece is arranged on the lifting bracket; the driving piece drives the lifting outer cylinder and the lifting inner cylinder of the lifting bracket to stretch and retract, so that the whole lifting, single-side tilting or double-side tilting of the arch clamp on the arch clamping bracket is realized;
A driving piece which is connected with each other is arranged between the bottom bracket and the translation bracket, a driving piece which is connected with each other is arranged between the translation bracket and the rotation bracket, and a driving piece which is connected with each other and is obliquely arranged is arranged between the pitching bracket and the arch centering clamping bracket;
A translation rail is arranged on the bottom bracket, the translation bracket is arranged on the translation rail of the bottom bracket through a sliding block, a first oil cylinder is arranged between the translation bracket and the bottom bracket, one end of the first oil cylinder is connected with the bottom bracket, and the other end of the first oil cylinder is connected with the translation bracket; the translation bracket can move back and forth on a translation track of the bottom bracket under the drive of the first oil cylinder; the translation bracket is provided with a sliding rail which is an arc-shaped rail; the rotary bracket is arranged on a sliding rail of the translation bracket through a sliding block, a second oil cylinder is arranged between the rotary bracket and the translation bracket, one end of the second oil cylinder is connected with the translation bracket, and the other end of the second oil cylinder is connected with the rotary bracket; the rotary support can move back and forth on a sliding track of the translation support under the drive of the second oil cylinder; at least one group of arch clamp is arranged on the arch clamping bracket; a third oil cylinder is arranged between the arch centering clamping support and the pitching support, the third oil cylinder is obliquely arranged, one end of the third oil cylinder is connected with the pitching support, and the other end of the third oil cylinder is connected with the arch centering clamping support.
2. An arch mounting device according to claim 1, wherein the driving member is a cylinder.
3. An arch frame mounting device according to claim 2, wherein the translational bracket is provided with a pin joint structure, the pin joint structure comprises a sleeve and a plurality of support rods, one end of each support rod is connected with the sleeve, and the other end of each support rod is connected with the translational bracket; a pin joint structure is arranged on the rotary support, one end of the support rod is connected with the sleeve, and the other end of the support rod is connected with the rotary support; and the pin joint structure of the translation bracket and the pin joint structure of the rotation bracket are connected by inserting a pin shaft on the sleeve.
4. An arch mounting device according to claim 3, wherein a link is provided between the pitch bracket and the arch clamping bracket, one end of the link being hinged to the pitch bracket and the other end of the link being hinged to the arch clamping bracket.
5. An arch mounting device according to claim 4, wherein the swivel bracket and the pitch bracket are each provided with a chute; one end of a first support of the scissor frame structure is connected to a chute of a pitching support, the other end of the first support is connected to a rotating support, one end of a second support is connected to the chute of the rotating support, the other end of the second support is connected to the pitching support, or one end of the first support is connected to the chute of the rotating support, the other end of the first support is connected to the pitching support, one end of the second support is connected to the chute of the pitching support, and the other end of the second support is connected to the rotating support; a fifth oil cylinder is arranged on the sliding groove of the rotating bracket and/or the sliding groove of the pitching bracket, and the free end of the fifth oil cylinder is connected with the first bracket and/or the second bracket in the sliding groove; the fifth oil cylinder drives the first bracket and/or the second bracket to slide back and forth in the chute.
6. An arch mounting device according to claim 5, wherein the bottom bracket is provided with a travelling mechanism, and the bottom bracket is connected with a track laid in the tunnel through the travelling mechanism; the travelling mechanism comprises a supporting frame, a motor, a gear transmission mechanism and travelling rollers, wherein the motor and the gear transmission mechanism are arranged on the supporting frame, and the travelling rollers are matched with the tunnel tracks; the output end of the motor is connected with a gear transmission mechanism, a walking roller is arranged on an output shaft of the gear transmission mechanism, the walking roller is in contact connection with a track laid in the tunnel, and the motor drives the walking roller to rotate on the track in the tunnel through the gear transmission mechanism.
7. An arch centering installation device as claimed in claim 6, wherein the bottom bracket is provided with a brake rail clamp comprising two rail clamps hinged to each other, a connecting block and a sixth cylinder; the two rail clamping pieces are respectively positioned at two sides of the rail in the tunnel and are in contact connection with the rail; the two rail clamping pieces are respectively hinged with connecting rods, the other ends of the two connecting rods are simultaneously hinged with connecting blocks, and the other ends of the connecting blocks are connected with piston cylinders of a sixth oil cylinder; and the sixth oil cylinder drives the connecting rod to push the rail clamping piece to clamp the rail in the tunnel in a telescopic motion, so that braking is realized.
8. An arch mounting device according to any one of claims 1-7, wherein a plurality of groups of arch clamps are provided on the arch clamping frame to provide for clamping of a plurality of arches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910949828.4A CN110566247B (en) | 2019-10-08 | 2019-10-08 | Arch frame installation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910949828.4A CN110566247B (en) | 2019-10-08 | 2019-10-08 | Arch frame installation device |
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| Publication Number | Publication Date |
|---|---|
| CN110566247A CN110566247A (en) | 2019-12-13 |
| CN110566247B true CN110566247B (en) | 2024-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910949828.4A Active CN110566247B (en) | 2019-10-08 | 2019-10-08 | Arch frame installation device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112943313B (en) * | 2021-02-08 | 2022-12-16 | 中国铁建重工集团股份有限公司 | Multi-pin arch frame installation operation trolley |
| CN116517579A (en) * | 2023-04-26 | 2023-08-01 | 中国铁建重工集团股份有限公司 | Arch frame supporting trolley, arch frame clamping method and arch erecting method |
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