CN102808891B - A kind of plain type fender pile - Google Patents
A kind of plain type fender pile Download PDFInfo
- Publication number
- CN102808891B CN102808891B CN201210310540.0A CN201210310540A CN102808891B CN 102808891 B CN102808891 B CN 102808891B CN 201210310540 A CN201210310540 A CN 201210310540A CN 102808891 B CN102808891 B CN 102808891B
- Authority
- CN
- China
- Prior art keywords
- cavity volume
- hole
- elastomer
- mandrel rod
- rod body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 229920001971 elastomer Polymers 0.000 claims abstract description 69
- 239000000806 elastomer Substances 0.000 claims abstract description 61
- 239000004519 grease Substances 0.000 claims description 9
- 230000000694 effects Effects 0.000 abstract description 17
- 238000013016 damping Methods 0.000 description 12
- 230000006835 compression Effects 0.000 description 5
- 238000007906 compression Methods 0.000 description 5
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000001186 cumulative effect Effects 0.000 description 2
- 230000008034 disappearance Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Landscapes
- Vibration Dampers (AREA)
Abstract
The invention discloses a kind of plain type fender pile, there is body, be arranged on the cavity volume in body and be arranged on the mandrel rod body in cavity volume, described body one end is provided with opening portion, and the other end is at least provided with a hole or overlaps the lid that an intrinsic inside is at least provided with a hole; Described hole and described cavity volume connect; One end that described mandrel rod body is positioned at body cavity volume is provided with the elastomer of the curved structure of head.This plain type fender pile is when mandrel rod body resets, owing to being provided with hole in body or lid, make the air in cavity volume air slowly can be discharged by hole by the elastomer on mandrel rod body, reach buffer effect, and this mandrel rod body can be made to reach stable slow reset affairs effect, structure is simple, assembling is quick and cost reduces.
Description
Technical field
The present invention relates to a kind of plain type fender pile, espespecially one can reach buffer effect, and this mandrel rod body can be made to reach stable slow reset effect, and then can reach designs simplification, assembling fast and save the plain type fender pile of object of cost.
Background technique
General slide rail buffer structure, if the tw Taiwan patent No. is M292326, patent name is the closedown buffer structure of slide rail, as shown in Figure 1, when the positioning rod 71 of this slide block 7 is pushed the fixing mouth 73 then moving and exit sliding-groove 72, what lose positioning rod 71 due to this slide block 7 holds solid power, be subject to again the restoring force impact of this elasticity tension assembly 74, make this slide block 7 can do involution fast backward to move, but simultaneously because this slide block 7 rear end connects the slide bar 84 of this resistance to compression buffer 8, thus the piston head 85 of this slide bar 84 rear end can be made can to do pusher in cylinder body 81 move, therefore when move backward by involution for this slide block 7, its fast back pressure can oppress the air in the cylinder body 81 of this resistance to compression buffer 8, make the air in this cylinder body 81 slowly can discharge release along the pressure release breach 851 of piston head 85 rear end, relaxed the quick involution action of front end slide block 7 by the traction of elasticity tension assembly 74 restoring force, thus can buffer effect be reached.
The closedown buffer structure of this slide rail, although can buffer effect be reached, but the resistance to compression buffer 8 due to the cut out buffer structure of this slide rail comprises cylinder body 81, tail-hood 82, packing ring 83, slide bar 84, piston head 85, leak-stopping rubber 86, therefore this resistance to compression buffer 8 integrated member is various, cause overall structure very complicated, and then easily cause the disappearances such as the slow and manufacture cost of assembling speed is expensive, be not easy to promote.
And for example tw Taiwan patent gazette application case No. 091125283 a kind of fender pile, as shown in Figure 2, it is mainly provided with hollow tube 716 in fender pile body 710, this hollow tube 716 is provided with connecting head 761, and be also provided with axle center 712, spring 713 in this hollow tube 716, this spring 713 is sheathed is active in axle center 712, and this one end, axle center 712 is provided with connecting head 711, the other end is provided with head 714, this head 714 is coated is provided with damping unit 715, and this damping unit 715 is provided with slider 717 and the collar 718, comprehensive above-mentioned technology, this fender pile is installed between hollow tube 716 and axle center 712 by this spring 713, but when this axle center 712 is by this spring 713 momentary reset, the moment of this collar 718 because of thinner thickness easily because of axle center 712 squeezes top motion and causes turnup, this collar 718 external diameter is caused to become large, make this axle center 712 again toward interior extruding, this collar 718 produces with this hollow tube 716 inwall and rubs, this collar 718 is caused to be ground into powdery, tube wall maybe when this hollow tube 716 is more fragile, when this collar 718 turnup external diameter is excessive, this hollow tube 716 inwall can because of the swollen support of the collar 718 turnup external diameter, this hollow tube 716 is caused to break, moreover, also because this collar 718 fits tightly with hollow tube 716 inwall, this collar 718 is caused easily to scrape dry by the damping oil friction that this hollow tube 716 inwall distributes in friction displacement, thus this damping oil is made cannot to reoffer effect of lubrication and damping, and after this hollow tube 716 internal damping oil drag disappears, this damping unit 715 also cannot produce effect of damping again, thus and make this axle center 712 more not easily reset and engage.
Therefore, how the disappearance such as above-mentioned is forgone, be this case creator technical difficulties to be solved.
Summary of the invention
Technical problem to be solved by this invention is for providing a kind of damping device, particularly relates to one and can reach high efficiency buffer, designs simplification, the quick and cost-effective a kind of plain type fender pile of assembling.
In order to solve the problems of the technologies described above, the present invention is achieved by the following technical solutions: a kind of plain type fender pile, there is body, be arranged on the cavity volume in body and be arranged on the mandrel rod body in cavity volume, described body one end is provided with opening portion, and the other end is at least provided with a hole or overlaps the lid that an intrinsic inside is at least provided with a hole; Described hole and hole and described cavity volume connect; One end that described mandrel rod body is positioned at body cavity volume is provided with the elastomer of the curved structure of head, and this elastomer is provided with the contacting part with described body cavity volume contact internal walls.
In order to improve cushioning effect, further, described elastomer is rubber sleeve.
To be connected with elastomer for the ease of mandrel rod body and ensure elastomer can when cushioning distending, further, described elastomer intermediate portion is provided with through hole, and mandrel rod body one end is connected with described elastomer by this through hole.
In order to make can to cushion between mandrel rod body and body, further, described elastomer is provided with the contacting part with described body cavity volume contact internal walls.
Produce resistance to superpose when extruding to expand, further, the rear described elastomer being positioned at contacting part is provided with some grooves, is provided with friction part between groove.
In order to reduce elastomer and tubular body friction when being shifted, further, the external diameter of described friction part is less than the internal diameter of cavity volume.
For the ease of elastomer motion, more further, in described groove, be provided with grease.
Drive elastomer motion for the ease of mandrel rod body, further, between described cavity volume and inboard wall of tube body, be provided with grease.
Compared with prior art, usefulness of the present invention is: this plain type fender pile is when mandrel rod body resets, owing to being provided with hole in body or lid, make the air in cavity volume air slowly can be discharged by hole by the elastomer on mandrel rod body, reach buffer effect, and this mandrel rod body can be made to reach stable slow reset affairs effect, structure is simple, assembling is quick and cost reduces.
accompanying drawing illustrates:
Below in conjunction with accompanying drawing, the present invention is further described.
Fig. 1 is a kind of structural representation of prior art;
Fig. 2 is the another kind of structure sectional view of prior art;
Fig. 3 is the first embodiment's side cross sectional views of a kind of plain type slide rail of the present invention;
Fig. 4 is a kind of plain type slide rail of the present invention the second embodiment side cross sectional views;
Fig. 5 is the active flank cross-sectional schematic that the first embodiment's axis barred body of a kind of plain type slide rail resets;
Fig. 6 is the active flank cross-sectional schematic that the first embodiment's axis barred body of a kind of plain type slide rail is pulled displacement;
Fig. 7 is the active flank cross-sectional schematic that a kind of plain type slide rail the second embodiment axis barred body resets;
Fig. 8 is the active flank cross-sectional schematic that a kind of plain type slide rail the second embodiment axis barred body is pulled displacement;
Fig. 9 is the decomposing schematic representation that a kind of plain type slide rail of the present invention is incorporated into fixed base and slide.
In figure: 1, body; 11, cavity volume; 12, opening portion; 13, hole; 2, mandrel rod body; 3, lid; 31, hole; 4, elastomer; 41, groove; 42, contacting part; 43, friction part; 5, fixed base; 51, connecting part; 52, spring; 53, positioning part; 6, slide; 61, connection portion; 62, positioning part; 7, slide block; 71, positioning rod; 710, fender pile body; 711, connecting head; 712, axle center; 713, spring; 714, head; 715, damping unit; 716, hollow tube; 717, slider; 718, the collar; 72, sliding-groove; 73, mouth is fixed; 74, elasticity tension assembly; 761, connecting head; 8, resistance to compression buffer; 81, cylinder body; 82, tail-hood; 83, packing ring; 84, slide bar; 85, piston head; 851, pressure release breach; 86, leak-stopping rubber.
embodiment:
Describe the present invention below in conjunction with the drawings and the specific embodiments:
A kind of plain type fender pile shown in Fig. 3, comprises a body 1, is provided with cavity volume 11 in this body 1, is provided with grease between described cavity volume 11 and body 1 inwall; Described body 1 one end is provided with opening portion 12, and the other end is at least provided with a hole 13, and this opening portion 12 and hole 13 all connect with described cavity volume 11; A mandrel rod body 2 is provided with in the cavity volume 11 of described body 1, this mandrel rod body 2 is positioned at cavity volume 11 one end and is provided with the curved structural elasticity body 4 of head, this elastomer 4 described is rubber sleeve, centre is provided with through hole, mandrel rod body 2 one end is connected with described elastomer 4 by through hole, is entered and be arranged in cavity volume 11 by body 1 opening portion 12; Described elastomer 4 is provided with the contacting part 42 with described body 1 cavity volume 11 contact internal walls, the rear of contacting part 42 is provided with some grooves 41, be provided with friction part 43, and the external diameter of described friction part 43 is less than the internal diameter of cavity volume 11 between groove 41.
A kind of plain type fender pile shown in Fig. 4, comprises a body 1, is provided with cavity volume 11 in this body 1, is provided with grease between described cavity volume 11 and body 1 inwall; Described body 1 one end is provided with opening portion 12, and the intrinsic inside of the other end cover is at least provided with the lid 3 of a hole 31, and this opening portion 12 and hole 31 all connect with described cavity volume 11; A mandrel rod body 2 is provided with in the cavity volume 11 of described body 1, this mandrel rod body 2 is positioned at cavity volume 11 one end and is provided with the curved structural elasticity body 4 of head, this elastomer 4 described is rubber sleeve, centre is provided with through hole, mandrel rod body 2 one end is connected with described elastomer 4 by through hole, is entered and be arranged in cavity volume 11 by body 1 opening portion 12; Described elastomer 4 is provided with the contacting part 42 with described body 1 cavity volume 11 contact internal walls, the rear of contacting part 42 is provided with some grooves 41, be provided with friction part 43, and the external diameter of described friction part 43 is less than the internal diameter of cavity volume 11 between groove 41.
As shown in Figure 6 and Figure 8, when mandrel rod body 2 is driven by external force and is shifted, this mandrel rod body 2 can drive this elastomer 4 to be shifted simultaneously, contacting part 42 due to this elastomer 4 touches in body 1 inwall, and this elastomer 4 is rubber sleeve, therefore itself has elasticity, thus this its external diameter of elastomer 4 is reduced because of lengthening deformation, reduce because elastomer 4 external diameter is out of shape because of elongation, thus make to be arranged between the friction part 43 at elastomer 4 rear and cavity volume 11 inwall and form gap, make elastomer 4 to only have contacting part 42 part and cavity volume 11 contact internal walls, thus make the cavity volume 11 of this body 1 form vacuum state, and then make this mandrel rod body 2 easily be pulled out by external force and to be shifted, this body 1 one end be provided with hole 13 simultaneously or overlap the intrinsic lid 3 that hole 31 is set, therefore the air of this body 1 outside can be made to flow in cavity volume 11 by this hole 13 or hole 31, again owing to being provided with grease in the groove 41 on elastomer 4 and between the cavity volume 11 of body 1 and body 1 inwall, therefore when this elastomer 4 is driven by mandrel rod body 2 and is shifted, this elastomer 4 can be shifted easily.
As shown in figure 5 and figure 7, when this mandrel rod body 2 is driven by external force and resets, contacting part 42 due to this elastomer 4 touches in body 1 inwall, the contacting part 42 of this elastomer 4 is made to form resistance in the cavity volume 11 of body 1, and then make contacting part 42 external diameter of this elastomer 4 can slightly larger than this cavity volume 11 external diameter, damping is formed to produce Mi Bi expansion, along with extruding dynamics becomes large, the friction part 43 at contacting part 42 rear can be driven and cumulative expansion, make friction part 43 and cavity volume 11 inwall close contact, because area of contact increases, thus cause resistance to increase, make contacting part 42 can extrude the air in elastomer 4 and cavity volume 11 and this air is moved toward the direction of body 1 end, again because body 1 end is provided with hole 13 or overlap the intrinsic lid 3 arranging hole 31, thus the air be extruded in this elastomer 4 and cavity volume 11 slowly can be discharged by this hole 13 or hole 31, reach buffer effect, this mandrel rod body 2 is made to reach the stable effect slowly resetted, again owing to being provided with grease between cavity volume 11 and body 1 inwall, therefore when this elastomer 4 is driven reset by mandrel rod body 2, significantly can reduce the frictional force of this elastomer 4 and body 1 inwall, and then significantly can promote the working life of this elastomer 4, also grease is provided with in groove 41 simultaneously on this elastomer 4, therefore can repeat distribution oil storage lubrication to use.
The slide rail of plain type shown in Fig. 9 is incorporated into the decomposing schematic representation of fixed base 5 and slide 6, wherein fixed base 5 is at least provided with a connecting part 51, the body 1 of this connecting part 51 and this creation, and this connecting part 51 can be perforation or for scrobicular ring press from both sides, fixed base 5 both sides are respectively provided with a spring 52, this spring 52 one end is fixedly installed on the positioning part 55 with fixed base 5, and the other end is fixedly installed on the positioning part 62 of slide 6, described slide 6 is at least provided with a connection portion 61, this connection portion 61 is connected with the head of mandrel rod body 2, and the elastomer 4 on mandrel rod body 2 is arranged in the cavity volume 11 in body 1, when this mandrel rod body 2 is by external force or when being driven by slide 6 and be shifted, mandrel rod body 2 can drive this elastomer 4 to be shifted simultaneously, contacting part 42 due to this elastomer 4 touches in body 1 inwall, and this elastomer 4 is rubber sleeve, itself has elasticity, the external diameter of this elastomer 4 is out of shape because of elongation reduce, reduce because elastomer 4 is out of shape because of elongation, thus make to form gap between the friction part 43 at contacting part 42 rear on elastomer 4 and cavity volume 11 inwall, elastomer 4 only have contacting part 42 part and cavity volume 11 contact internal walls, thus the cavity volume 11 of this body 1 is made to form vacuum state, and then make this mandrel rod body 2 or easily can be pulled out by slide 6 and be shifted by external force, and the spring 52 of this fixed base 5 can be made to be extended by drawing, this body 1 end be provided with hole 13 simultaneously or overlap the intrinsic lid 3 that hole 31 is set, thus the air of this body 1 outside can be made to be flowed in cavity volume 11 by hole 13 or hole 31.
When this mandrel rod body 2 is driven by external force 4 or is resetted by the drive of the pulling force of spring 52, contacting part 42 due to this elastomer 4 touches in body 1 inwall, the contacting part 42 of this elastomer 4 is made to form resistance in the cavity volume 11 of body 1, impel contacting part 42 external diameter of this elastomer 4 can slightly larger than this cavity volume 11 external diameter, damping is formed to produce Mi Bi expansion, along with extruding dynamics becomes large, the friction part 43 at contacting part 42 rear can be driven and cumulative expansion, make friction part 43 and cavity volume 11 inwall close contact, because area of contact increases, thus cause resistance to increase, make contacting part 42 can extrude the air in elastomer 4 and cavity volume 11 and this air is moved toward the direction of body 1 end, again because body 1 end is provided with hole 13 or overlap the intrinsic lid 3 arranging hole 31, make the air that is extruded in this elastomer 4 and cavity volume 11 and slowly can be discharged by hole 13 or hole 31, buffer effect can be reached, thus make mandrel rod body 2 reach the stable effect slowly resetted.
This plain type fender pile is when mandrel rod body 2 resets, owing to being provided with hole 13 in body 1 or lid 3 or hole 31 makes the air in cavity volume can be extruded by the elastomer 4 on mandrel rod body 2, and air is slowly discharged by hole 13 or hole 31, reach buffer effect, and this mandrel rod body 2 can be made to reach stable slow reset affairs effect, structure is simple, assembling is quick and cost reduces.
It is emphasized that: be only preferred embodiment of the present invention above, not any pro forma restriction is done to the present invention, every above embodiment is done according to technical spirit of the present invention any simple modification, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.
Claims (5)
1. a plain type fender pile, the mandrel rod body (2) that there is body (1), be arranged on the cavity volume (11) in body (1) and be arranged in cavity volume (11), it is characterized in that: described body (1) one end is provided with opening portion (12), the other end is at least provided with a hole A(13) or overlap an intrinsic inside and be at least provided with a hole B(31) lid (3); Described hole A(13) and hole B(31) connect with described cavity volume (11); One end that described mandrel rod body (2) is positioned at body (1) cavity volume (11) is provided with the elastomer (4) of the curved structure of head, described elastomer (4) is provided with the contacting part (42) with described body (1) cavity volume (11) contact internal walls, the rear described elastomer (4) being positioned at contacting part (42) is provided with some grooves (41), be provided with friction part (43) between groove (41), the external diameter of described friction part (43) is less than the internal diameter of cavity volume (11).
2. according to the plain type fender pile described in claim 1, it is characterized in that: described elastomer (4) is rubber sleeve.
3. according to the plain type fender pile described in claim 1, it is characterized in that: described elastomer (4) intermediate portion is provided with through hole, mandrel rod body (2) one end is connected with described elastomer (4) by this through hole.
4. according to the plain type fender pile described in claim 1, it is characterized in that: described groove is provided with grease in (41).
5. according to the plain type fender pile described in claim 1, it is characterized in that: between described cavity volume (11) and body (1) inwall, be provided with grease.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210310540.0A CN102808891B (en) | 2012-08-29 | 2012-08-29 | A kind of plain type fender pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210310540.0A CN102808891B (en) | 2012-08-29 | 2012-08-29 | A kind of plain type fender pile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102808891A CN102808891A (en) | 2012-12-05 |
| CN102808891B true CN102808891B (en) | 2015-09-09 |
Family
ID=47232702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210310540.0A Active CN102808891B (en) | 2012-08-29 | 2012-08-29 | A kind of plain type fender pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102808891B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20219411U1 (en) * | 2002-05-27 | 2003-10-16 | Mepla-Werke Lautenschläger GmbH & Co. KG, 64354 Reinheim | Damped stop for furniture door has a damping cylinder with a spreading brake element between the piston rod and the damping piston |
| CN102080703A (en) * | 2010-12-07 | 2011-06-01 | 苏州升德精密电气有限公司 | Simplified air-pressure rod |
| CN201934562U (en) * | 2011-01-04 | 2011-08-17 | 华峰密机厂有限公司 | buffer |
| CN202867689U (en) * | 2012-08-29 | 2013-04-10 | 苏州升德精密电气有限公司 | Simple type buffer stick |
-
2012
- 2012-08-29 CN CN201210310540.0A patent/CN102808891B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE20219411U1 (en) * | 2002-05-27 | 2003-10-16 | Mepla-Werke Lautenschläger GmbH & Co. KG, 64354 Reinheim | Damped stop for furniture door has a damping cylinder with a spreading brake element between the piston rod and the damping piston |
| CN102080703A (en) * | 2010-12-07 | 2011-06-01 | 苏州升德精密电气有限公司 | Simplified air-pressure rod |
| CN201934562U (en) * | 2011-01-04 | 2011-08-17 | 华峰密机厂有限公司 | buffer |
| CN202867689U (en) * | 2012-08-29 | 2013-04-10 | 苏州升德精密电气有限公司 | Simple type buffer stick |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102808891A (en) | 2012-12-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101933720B (en) | Sliding rail return mechanism | |
| CN104389946B (en) | Active hydraulic damping device with variable cavity | |
| CN102808891B (en) | A kind of plain type fender pile | |
| CN202867689U (en) | Simple type buffer stick | |
| CN210175513U (en) | Packing tube | |
| CN102080703B (en) | Simplified air-pressure rod | |
| CN106567934B (en) | Stop valve | |
| CN204025233U (en) | cylinder piston rod | |
| CN202048133U (en) | Simple gas spring | |
| CN201854922U (en) | Sliding rail regressing mechanism | |
| CN201772008U (en) | Gas buffer rod | |
| CN205779996U (en) | A kind of oil cylinder | |
| CN215059121U (en) | New Confined Membrane Airbag Vibration Isolator | |
| CN210531312U (en) | Buffer energy-absorbing multi-stage hydraulic cylinder | |
| CN222391809U (en) | Damping floating caliper pin shaft | |
| CN201654717U (en) | Telescopic writing pen | |
| CN201103307Y (en) | Fluid buffer for furniture | |
| CN201496764U (en) | Inflation metal tube | |
| CN222433835U (en) | A welded elevator buffer | |
| CN211009346U (en) | Oil cylinder for equipment rescue | |
| CN105522095A (en) | Stamping die for backward extrusion hole drawing of parts | |
| CN112404232A (en) | Hydraulic expansion piston type sealing push head for pipe | |
| CN212639637U (en) | Buffer type elevator car | |
| CN213393046U (en) | Antiskid big cap type lantern rivet | |
| CN216666493U (en) | Sealing element for automobile cylinder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |