CN103470183A - Method for utilizing propelling beam and support box structure of drilling machine to arrange hydraulic circuit - Google Patents

Abstract

The invention relates to a method for arranging a hydraulic circuit by using the propulsion beam and support box structure of a drilling rig. The drilling rig includes a propulsion beam assembly and a propulsion beam assembly support box. The support box is fixed on the quick change mechanism of the excavator, and the quick change mechanism of the excavator is installed on the forearm of the excavator. Part of the hydraulic control valve group 1 is installed inside the support box of the push beam assembly, and the support box of the push beam assembly is covered with a panel. , the lower end of the panel adopts a sealing method, and the hydraulic control valve group is fixedly installed inside the support box of the propulsion beam assembly. The source is connected to the control valve block by pipe and hose. Most of the control valve groups are arranged close to the actuator, the actuator oil pipe is short, and the control valve block is installed in the sealed propulsion beam bracket and propulsion beam assembly support box to increase the service life. The valve block setting improves the reliability of the whole machine.

Description

Method of arranging hydraulic circuits by using drilling rig equipment to push beam and support box structure

technical field

The invention relates to a method for arranging hydraulic valve blocks and pipelines by using a drilling rig equipment propulsion beam and support box structure.

Background technique

At present, the hydraulic valves of the existing drilling rig equipment are mainly arranged in the excavator cabin, the drilling rig base or the boom, etc. The advantages of this arrangement are large installation space, flexible layout, and convenient installation. It is difficult to protect the valve block. Installing too many valve blocks on the boom will affect the strength of the boom. If the valve block is exposed on the boom, it will be easily covered by dust and water, reducing its service life and greatly affecting the reliability and use of the whole machine. life and increase maintenance costs.

Contents of the invention

The technical problem to be solved by the present invention is to provide a method for placing the hydraulic circuit by using the propulsion beam of the rig and the support box of the propulsion beam assembly in view of the above-mentioned problems of the hydraulic system arrangement in the existing drilling rig equipment, which can well solve the existing problems. Several problems with the layout method.

In order to solve the above technical problems, the present invention can be realized through the following technical solutions:

A method for arranging a hydraulic circuit by utilizing the structure of a propulsion beam and a support box of a drilling rig, characterized in that: the hydraulic control driven rig includes a propulsion beam assembly and a support box of the propulsion beam assembly, and the propulsion beam assembly is hingedly installed on the propulsion beam On the assembly support box, the propulsion beam assembly support box is fixed on the quick change mechanism of the excavator, which is installed on the forearm of the excavator, and the quick change mechanism of the excavator replaces the bucket of the excavator to install the drilling rig. The support box of the propulsion beam assembly adopts a cavity frame structure, and part of the hydraulic control valve group 1 is installed inside. The support box of the propulsion beam assembly is covered with a panel, and the lower end of the panel adopts a dustproof and waterproof sealing method to ensure that the entire support box is sealed. The control valve group is fixedly installed inside the support box of the propulsion beam assembly, and is connected with each other by hydraulic pipes inside. The hydraulic oil pipes of the system related to the outside world are connected with the hydraulic control valve group exposed on the outside of the box through hydraulic pipe joints. The hydraulic system pump The source is connected to the control valve group through the system hydraulic hard pipe and system hydraulic hose on the arm.

The hydraulic system between the propulsion beam assembly and the support box of the propulsion beam assembly is connected through oil pipes. The propulsion beam bracket is designed as a cavity frame structure, and part of the hydraulic control valve group 2 is installed inside. The propulsion beam bracket is covered with a panel, and the lower end of the panel is The dust-proof and waterproof sealing method is adopted to seal the entire bracket box. One side of the hydraulic control valve group 2 is close to a side panel of the propulsion beam bracket, and a hole is opened on the panel to expose one side of the hydraulic control valve group 2 on the Outside the box, most of the oil pipes related to the outside world come in and out from this surface. The surface of the hydraulic control valve group 2 is sealed with the box wall with a rubber seal structure. The hydraulic control valve group 2 communicates with the motor on the drilling rig through the actuator oil pipe. , oil cylinder and other actuators are connected, and the action of the actuator is controlled by the control valve group.

After adopting the above structure: the control valve group controlling the action of the actuator is mostly arranged close to the actuator, and the oil pipe of the actuator is short; the control valve block is installed in the sealed push beam bracket 1 and the push beam assembly support box 3, and is safely and effectively It is protected, and at the same time prevents sewage and dust from entering the box, greatly improving the service life of the hydraulic valve; since the valve block is installed inside the box, only a few lighter oil pipes on the boom will not affect the boom Therefore, the shortcomings of the existing methods are solved well, and the reliability of the whole machine is greatly improved.

Description of drawings

Fig. 1 is the structure schematic diagram of excavator changing drilling rig;

Fig. 2 is a structural schematic diagram of a drilling rig with a cab;

Fig. 3 is a structural schematic diagram of a drilling rig without a cab.

Specific implementation method

See Fig. 1, Fig. 2 and Fig. 3, a method for arranging hydraulic valve blocks and pipelines using the propulsion beam and support box structure of the drilling rig equipment. The drilling rig equipment consists of an excavator (Fig. 2. Figure 3) is composed of two parts, the hydraulic control driven drilling rig. The excavator in Figure 1 is a general-purpose excavator, including the excavator frame 18, the hydraulic system pump source 19, the boom 17, the small arm 16, etc. Replace the excavator bucket with the excavator quick change mechanism 8 to install the drilling rig; the drilling rig base in Fig. 2 and Fig. 3 includes the drilling rig base 20, the hydraulic system pump source 19, the boom 17, the connecting mechanism 8', etc. .

The drilling rig driven by hydraulic control includes a propulsion beam assembly 5 and a propulsion beam assembly support box 13, the propulsion beam assembly 5 is mounted on the propulsion beam assembly support box 13 through a hinged manner, and the propulsion beam assembly support box 13 is fixed by bolts and nuts On the excavator quick change mechanism 8 (Fig. 1) or the connection mechanism 8' (Fig. 2, Fig. 3), the excavator quick change mechanism 8 is installed on the excavator forearm 16 through the quick change pin, and the bucket oil cylinder 15, etc. The movement of the excavator components can control the direction and position of the drilling machine. Connecting mechanism 8 ' is installed on the rig boom 17.

The propulsion beam assembly support box 13 is a bridge connecting the excavator foundation (or drilling rig foundation) and the drilling rig structure, and plays a connecting role. The propulsion beam assembly support box 13 adopts a cavity frame structure, and some components and structures such as hydraulic control valve group 12, electrical control box, and hydraulic pipeline in the box are installed inside. The propulsion beam assembly support box 13 is covered with a panel, and the lower end of the panel is The dustproof and waterproof sealing method makes the entire support box sealed, and water and dust will not enter the inside of the box. At the same time, the box plays the role of force transmission, as a force transmission structure connecting the drilling rig propulsion beam assembly 5 and the excavator arm 16 (shown in Figure 1) or the drilling rig boom 17 (shown in Figures 2 and 3). The propulsion beam assembly support box 13 is fixedly installed on the excavator quick-change mechanism 8 (Fig. 1) or the connecting mechanism 8' (shown in Fig. 2 and Fig. 3) with a bolt and nut structure; the excavator quick-change mechanism 8 (Fig. 1 As shown) in the process of changing the excavator into a drilling rig, the bucket of the excavator can be quickly removed, and the drilling rig part can be installed on the small arm of the excavator; the hydraulic control valve group 12 in the support box is fixedly installed on the push beam assembly The inside of the support box 13 is connected with each other by hydraulic pipes. The hydraulic control valve group 12 is designed with a partition wall structure. The system hydraulic oil pipes 14 related to the outside world are connected to the control valve group 12 on the side exposed outside the box through the hydraulic pipe joint 11. connected. The hydraulic system pump source 19 is connected to the control valve group through the system hydraulic hard pipe 15 and the system hydraulic hose 14 on the boom or forearm.

The propulsion beam assembly 5 is connected to the support box 13 of the propulsion beam assembly through a hinge, and the hydraulic system between the two boxes is connected through the oil pipe 10 between the boxes. The hydraulic control valve groups are connected to each other through the oil pipes in the tank and the oil pipes between the tanks 10. The push beam assembly 5 includes the drilling rig system, the working drill pipe, the dust suppression system, the push beam bracket 1 and other mechanisms, and its actuators rely on the hydraulic control valve group. Control: the drilling rig drill rod magazine 6 is attached to the advancing beam assembly 5 and is installed in parallel. The propulsion beam bracket 1 is designed as a cavity frame structure, and some components and structures such as the hydraulic control valve group 4, the electrical control box 2, and the hydraulic pipeline 3 in the bracket are installed inside. Dust and waterproof sealing method, so that the entire bracket box is sealed, and water and dust will not enter the inside of the box. At the same time, the bracket box has the function of transmitting force, as a force transmission part of the drilling rig push beam assembly 5; the hydraulic control valve group 4 in the bracket is designed with a partition wall structure, one side of which is close to the push beam bracket 1 A side panel, with a hole on the panel, exposing one side of the hydraulic control valve group 4 in the bracket to the outside of the box body, most of the oil pipes related to the outside world enter and exit from this side, and this side of the hydraulic control valve group 4 is in contact with the box body The walls are sealed with a rubber sealing structure, which can be waterproof and dustproof; the hydraulic control valve group 4 in the bracket is connected with the motor, oil cylinder and other actuators on the drilling rig through the actuator oil pipes 7 and 9, and the action of the actuator is controlled by the control valve group .

Data comparison of invention implementation effects

According to the comparison before and after the invention of changing the 20-ton excavator into a drilling rig, the data are as follows:

the before the invention After the implementation of the invention Actuator tubing (m) 30, each not less than 7 meters. 30, with an average of 3.5 meters. Hydraulic control valve weight 3 large pieces, each not less than 50 kg. 8 small pieces, with an average of 13 kg per piece. Dustproof and waterproof characteristics Protected with a protective plate, it cannot be waterproof, but it can be partially dustproof. Completely waterproof and dustproof to protect the hydraulic valve system. Hydraulic failure rate It is necessary to pay attention to foreign objects that damage the hydraulic valve group and cables, and the failure rate is high. Since it is fully enclosed and installed inside the box and protected by the box, the failure rate is low. Aesthetics Too many tubing cables run on the forearm of the boom, affecting the aesthetics. Most of the oil pipes are integrated inside the box, and there are only a few system oil pipes on the boom and forearm, and the layout is beautiful.

Claims (4)

1. A method for arranging a hydraulic circuit by using the structure of the propulsion beam and the support box of the drilling rig, characterized in that the hydraulic control driven rig includes the propulsion beam assembly (5) and the propulsion beam assembly support box (13), and the propulsion beam assembly The assembly (5) is installed on the propulsion beam assembly support box (13) by hinge, the propulsion beam assembly support box (13) is fixed on the excavator quick change mechanism (8), and the excavator quick change mechanism (8) is installed On the small arm (16) of the excavator, the quick change mechanism (8) of the excavator replaces the bucket of the excavator and is used to install the drilling machine. Valve group 1 (12), the propulsion beam assembly support box (13) is covered with a panel, and the lower end of the panel adopts a dustproof and waterproof sealing method to ensure the entire support box is sealed, and the hydraulic control valve group 1 (12) is fixedly installed on the propulsion beam The inside of the assembly support box (13) is connected with each other by hydraulic pipes, and the system hydraulic oil pipes (14) related to the outside world are connected to the hydraulic control valve group (12) exposed outside the box through hydraulic pipe joints (11). The hydraulic system pump source (19) is connected to the control valve group through the system hydraulic hard pipe (15) and the system hydraulic hose (14) on the forearm. 2. A method for arranging a hydraulic circuit using the propulsion beam and support box structure of drilling rig equipment according to claim 1, characterized in that: the hydraulic pressure between the propulsion beam assembly (5) and the propulsion beam assembly support box (13) The system is connected through oil pipes (10). The propulsion beam bracket (1) is designed as a cavity frame structure, and part of the hydraulic control valve group 2 (4) is installed inside. The propulsion beam bracket (1) is covered with a panel, and the lower end of the panel is made of anti- Dust and water-proof sealing method, so that the entire bracket box is sealed, one side of the hydraulic control valve group 2 (4) is close to a side panel of the propulsion beam bracket (1), and a hole is opened on the panel, and the hydraulic control valve group 2 ( One surface of 4) is exposed outside the box, and most of the oil pipes related to the outside world enter and exit from this surface. The surface of hydraulic control valve group 2 (4) is sealed with the box wall with a rubber seal structure, and the hydraulic control valve group Two (4) Connect the motor, oil cylinder and other actuators on the drilling rig through the actuator oil pipe, and the action of the actuator is controlled by the control valve group. 3. A method for arranging a hydraulic circuit using the propulsion beam and support box structure of a drilling rig, characterized in that the hydraulic control driven rig includes a propulsion beam assembly (5) and a propulsion beam assembly support box (13), and the propulsion beam assembly The assembly (5) is installed on the propulsion beam assembly support box (13) by hinge, the propulsion beam assembly support box (13) is fixed on the connection mechanism (8'), and the connection mechanism (8') is installed on the boom of the drilling rig On (17), the propulsion beam assembly support box (13) adopts a cavity frame structure, and part of the hydraulic control valve group 1 (12) is installed inside. The propulsion beam assembly support box (13) is covered with a panel, and the lower end of the panel is made of anti- The dust-proof and waterproof sealing method ensures that the entire support box is sealed. The hydraulic control valve group 1 (12) is fixedly installed inside the support box (13) of the propulsion beam assembly, and the interior is connected with each other by hydraulic pipes. 14) are all connected to the hydraulic control valve group (12) exposed on the outside of the box through the hydraulic pipe joint (11), and the pump source of the hydraulic system (19) is connected to the system hydraulic hard pipe (15) and the system hydraulic hose ( 14) Connect to the control valve group. 4. A method for arranging a hydraulic circuit using the propulsion beam and support box structure of drilling rig equipment as claimed in claim 3, characterized in that: the hydraulic pressure between the propulsion beam assembly (5) and the propulsion beam assembly support box (13) The system is connected through oil pipes (10). The propulsion beam bracket (1) is designed as a cavity frame structure, and part of the hydraulic control valve group 2 (4) is installed inside. The propulsion beam bracket (1) is covered with a panel, and the lower end of the panel is made of anti- Dust and water-proof sealing method, so that the entire bracket box is sealed, one side of the hydraulic control valve group 2 (4) is close to a side panel of the propulsion beam bracket (1), and a hole is opened on the panel, and the hydraulic control valve group 2 ( One surface of 4) is exposed outside the box, and most of the oil pipes related to the outside world enter and exit from this surface. The surface of hydraulic control valve group 2 (4) is sealed with the box wall with a rubber seal structure, and the hydraulic control valve group Two (4) Connect the motor, oil cylinder and other actuators on the drilling rig through the actuator oil pipe, and the action of the actuator is controlled by the control valve group.

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