CN215485925U

CN215485925U - Walking beam mechanism

Info

Publication number: CN215485925U
Application number: CN202121201948.5U
Authority: CN
Inventors: 欧小武; 叶顶鹏; 杨琼华; 李晓虎; 李莹; 黄蓉
Original assignee: Sichuan Honghua Petroleum Equipment Co Ltd
Current assignee: Sichuan Honghua Petroleum Equipment Co Ltd
Priority date: 2021-05-27
Filing date: 2021-05-27
Publication date: 2022-01-11
Anticipated expiration: 2031-05-27

Abstract

The utility model belongs to the technical field of petroleum machinery equipment, and particularly relates to a walking beam mechanism. The utility model comprises a walking beam main body, wherein a guide rail and an engaging piece with gear teeth are fixedly arranged on the walking beam main body, the guide rail and the engaging piece are both arranged along the length direction of the walking beam main body, the guide rail is used for being matched with a roller of a walking trolley, and the engaging piece is used for being matched with a transmission gear of the walking trolley; the walking beam main body is also provided with a locking device, and the locking device has a passing state and a limiting state; in a passing state, the walking trolley can move back and forth on the guide rail; and in a limiting state, the locking device can fix the relative position between the walking trolley and the guide rail. When the automatic pipe arranging machine does not work, the walking trolley can be fixed on the guide rail through the locking device on the walking beam.

Description

Walking beam mechanism

Technical Field

The utility model belongs to the technical field of petroleum machinery equipment, and particularly relates to a walking beam mechanism.

Background

In the oil drilling and production process, the processing mode of the current drilling and repairing tubular column processing system for the drilling and repairing tubular column still stays at the mechanized stage, particularly in the drilling or tripping operation, a large amount of manual operation is needed, and an operator is also needed to manually operate equipment in dangerous areas such as a wellhead. Therefore, the current treatment mode of the tubular column greatly reduces the treatment efficiency of the tubular column and brings great potential safety hazard to operators.

With the continuous progress of science and technology, the use of automated tools for drilling and producing oil has become a wide choice in the oil drilling and production process. For example, an automatic pipe arranging machine can be installed on the racking platform, and a drilling tool can be conveyed to a wellhead or a stand box through the automatic pipe arranging machine, so that the automatic pipe arranging machine can replace the operation of a derrick worker.

The automatic pipe arranging machine comprises a manipulator and a walking trolley, wherein the manipulator is arranged on the walking trolley. And when the automatic pipe arranging machine works, the manipulator is mainly used for taking and placing the drilling tool, and the walking trolley is mainly used for driving the manipulator to reciprocate above a wellhead and above the stand box. Specifically, the walking trolley can convey the manipulator to the position above the setback box, then the manipulator takes the drilling tool from the finger beam, the walking trolley conveys the manipulator to the position above a wellhead, and the manipulator places the drilling tool at the center of a borehole; alternatively, the walking trolley can deliver the manipulator above the wellhead, then the manipulator takes the drilling tool at the center position of the well hole, then the walking trolley delivers the manipulator above the setback box, and the drilling tool is placed in the finger beam by the manipulator.

In the working process of the automatic pipe arranging machine, the walking trolley is responsible for the movement of the manipulator. At present, in order to facilitate the movement of the walking trolley, a guide rail is generally arranged on a racking platform, so that one end of the guide rail is arranged above a wellhead, and the other end of the guide rail is arranged above a setback box. The walking trolley generally comprises a driving device and rollers, wherein the driving device is provided with a transmission gear, and under the action of the driving device, the rollers on the walking trolley are matched with the guide rail to realize the reciprocating motion of the walking trolley above the wellhead and above the stand box.

However, the guide rail is not generally provided with a locking device for limiting the relative position between the fixed guide rail and the traveling carriage, so that when the automatic pipe discharging machine does not work, the position of the traveling carriage is difficult to be fixed on the guide rail.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a walking beam mechanism which can ensure that a walking trolley can stably run and can fix the position of the walking trolley when the automatic pipe arranging machine does not work, aiming at the problem that in the prior art, a guide rail matched with the walking trolley is generally arranged on a racking platform, but a locking device for limiting the relative position of the guide rail and the walking trolley is not arranged on the guide rail, so that the position of the walking trolley is difficult to fix on the guide rail when the automatic pipe arranging machine does not work.

A walking beam mechanism comprises a walking beam main body, wherein a guide rail and an engaging piece with gear teeth are fixedly arranged on the walking beam main body, the guide rail and the engaging piece are both arranged along the length direction of the walking beam main body, the guide rail is used for being matched with a roller of a walking trolley, and the engaging piece is used for being matched with a transmission gear of the walking trolley;

the walking beam main body is also provided with a locking device, and the locking device has a passing state and a limiting state; in a passing state, the walking trolley can move back and forth on the guide rail; and in a limiting state, the locking device can fix the relative position between the walking trolley and the guide rail.

When the well head is used, one end of the walking beam main body in the length direction is located above the stand box, the other end of the walking beam main body in the length direction is located above the well head, and the guide rail and the meshing part on the walking beam main body are arranged in the length direction of the walking beam. Therefore, after the walking trolley is installed on the walking beam, the idler wheels on the walking trolley are matched with the guide rail on the walking beam main body, the transmission gears on the walking trolley are matched with the gear teeth on the meshing part, and the walking trolley can move on the guide rail through meshing transmission of the transmission gears and the gear teeth under the action of the driving device on the walking trolley, so that the trolley can move back and forth above the back shaft box and the wellhead. In addition, the walking beam main body is also provided with a locking device, and the locking device has a passing state and a limiting state. Furthermore, when the walking trolley needs to work, the locking device is in a passing state, so that the walking trolley can move back and forth on the guide rail; when the travelling trolley is not used, the locking device is in a limiting state, so that the travelling trolley is fixed on the guide rail.

Therefore, when the automatic pipe arranging machine does not work, the travelling trolley can be fixed on the guide rail through the locking device on the travelling beam. In the utility model, the meshing part is arranged on the walking beam main body, and the walking trolley moves on the guide rail through the meshing transmission of the gear teeth on the meshing part and the transmission gear on the walking trolley, so that the position of the walking trolley moving on the guide rail is controlled, and the position precision of the walking trolley moving on the guide rail is ensured. In addition, the guide rail and the meshing part are integrally integrated on the walking beam main body, so that the walking beam main body is beneficial to integrally assembling and disassembling the walking beam on the racking platform, and the parts matched with the walking trolley in the utility model are independent of other parts on the racking platform, thereby being convenient for independently inspecting and maintaining the walking beam in the later period.

Furthermore, the walking beam main body comprises a first supporting structure and a second supporting structure which are oppositely arranged, the guide rails comprise a first guide rail and a second guide rail which are oppositely arranged, and the first guide rail is arranged on the first supporting structure and arranged along the length direction of the first supporting structure; the second guide rail is arranged on the second support structure and is arranged along the length direction of the second support structure; the engagement member is disposed on the first support structure and/or the engagement member is disposed on the second support structure.

The racking platform is arranged at the upper part of the derrick, and the wellhead is positioned below the racking platform. And when in operation, the walking trolley drives the mechanical arm to reciprocate above the wellhead and above the setback box. According to the utility model, the walking beam comprises a first supporting structure and a second supporting structure which are oppositely arranged, the guide rails comprise a first guide rail arranged on the first supporting structure and a second guide rail arranged on the second supporting structure, and the first guide rail and the second guide rail are arranged in opposite directions, so that after the walking trolley is arranged on the first guide rail and the second guide rail, only rollers on two sides of the walking trolley are in contact with the drilling tool, the part of the walking trolley between the first guide rail and the second guide rail is in a suspended state, and further after a manipulator is arranged on the walking trolley, the manipulator can conveniently grab the drilling tool from a stand box or from a wellhead.

In the present invention, the first guide rail and the second guide rail are disposed opposite to each other: the first guide rail and the second guide rail are arranged facing each other, that is, after the first guide rail is mounted on the first support plate, and the second guide rail is mounted on the second support plate, the first guide rail and the second guide rail are arranged facing each other.

Furthermore, the first support structure and the second support structure are both plate-shaped structural members; first bearing structure with second bearing structure passes through tie-beam fixed connection, the tie-beam with first guide rail is in first bearing structure's width direction interval sets up, just the tie-beam is two at least, and all the tie-beam is in first bearing structure's length direction interval sets up.

In the utility model, the first supporting structure and the second supporting structure are fixedly connected together through the connecting beam, so that the walking beam main body is of an integral structure, and the utility model is more convenient to assemble and disassemble on the racking platform. In addition, the connecting beams are arranged at intervals in the length direction of the first supporting structure, so that the stability of the integral structure of the walking beam main body is facilitated; meanwhile, the connecting beams are arranged at intervals in the length direction of the first supporting structure, and the overall weight of the walking beam main body is reduced. The operation of the racking platform is high-altitude operation, so that after the whole weight of the walking beam main body is reduced, the safety of the utility model during the operation of the racking platform is improved.

Furthermore, a circuit board for walking is arranged on the connecting beam. In the construction process, an operator may need to walk on the walking beam main body, and the circuit board is arranged on the connecting beam, so that the operator can conveniently step on the circuit board, and the operator can conveniently walk on the walking beam main body.

Furthermore, the first supporting structure and the second supporting structure are both provided with guardrails, and the guardrails are positioned at one side close to the circuit board. The operation of the racking platform belongs to the high-altitude operation, so that after the guardrails are arranged on the first supporting structure and the second supporting structure, the safety of the utility model during the operation of the racking platform is improved.

Furthermore, locking device includes bolt seat and stop pin, the through-hole has been seted up on the bolt seat, the one end of stop pin can pass the through-hole, and the one end that the stop pin can pass the through-hole is used for with the bolt hole adaptation on the walking dolly.

The locking device comprises a bolt seat and a stop pin, wherein the bolt seat is provided with a through hole, and one end of the stop pin can penetrate through the through hole. Therefore, when the locking device is required to be in a limiting state, the stop pin is inserted into the through hole in the bolt seat, one end of the stop pin penetrating through the through hole is inserted into the bolt hole in the walking trolley, and the relative position between the walking trolley and the guide rail is further fixed; when the locking device is required to be in a passing state, the stop pin is taken out of the through hole in the bolt seat, so that the walking trolley can move on the guide rail. It should be noted that the axial direction of the through hole on the bolt seat is not parallel to the arrangement direction of the guide rail, that is, the axial direction of the through hole on the bolt seat forms a certain included angle with the moving direction of the walking trolley. Preferably, the axial direction of the through hole on the bolt seat is perpendicular to the plane of the guide rail, namely the axial direction of the through hole on the bolt seat is perpendicular to the moving direction of the walking trolley.

The walking beam is characterized by further comprising a drag chain, wherein a drag chain seat is arranged in the walking beam main body, one end of the drag chain is connected with the drag chain seat, and the other end of the drag chain is used for being connected with the walking trolley.

When the mechanical arm is used, the mechanical arm moves back and forth above a wellhead and above the setback box through the walking trolley. Due to the fact that the control circuit of the manipulator is complex, the drag chain is arranged in the walking beam body, and the dragging and protecting effects on cables, oil pipes, air pipes, water pipes and the like arranged in the walking beam body can be achieved.

Further, at least one end of the guide rail is provided with a sealing plate, and the sealing plate is detachably connected with the walking beam main body. After the sealing plate is arranged at the end part of the guide rail, the walking trolley can be prevented from being separated from the guide rail when moving.

Compared with the prior art, the utility model has the beneficial effects that:

1. the walking beam main body is also provided with a locking device, and the locking device has a passing state and a limiting state. Furthermore, when the walking trolley needs to work, the locking device is in a passing state, so that the walking trolley can move back and forth on the guide rail; when the travelling trolley is not used, the locking device is in a limiting state, so that the travelling trolley is fixed on the guide rail.

2. In the utility model, the meshing part is arranged on the walking beam main body, and the walking trolley moves on the guide rail through the meshing transmission of the gear teeth on the meshing part and the transmission gear on the walking trolley, so that the position of the walking trolley moving on the guide rail is controlled, and the position precision of the walking trolley moving on the guide rail is ensured. In addition, the guide rail and the meshing part are integrally integrated on the walking beam main body, so that the walking beam main body is beneficial to integrally assembling and disassembling the walking beam on the racking platform, and the parts matched with the walking trolley in the utility model are independent of other parts on the racking platform, thereby being convenient for independently inspecting and maintaining the walking beam in the later period.

3. When the mechanical arm is used, the mechanical arm moves back and forth above a wellhead and above the setback box through the walking trolley. Due to the fact that the control circuit of the manipulator is complex, the drag chain is arranged in the walking beam main body, and therefore the drag chain can play a role in traction and protection of cables, oil pipes, air pipes, water pipes and the like arranged in the walking beam main body.

Description of the drawings:

FIG. 1 is a schematic front view of the present invention.

Fig. 2 is a left side schematic view of fig. 1.

Fig. 3 is a schematic top view of fig. 1 (without the wiring board).

FIG. 4 is a schematic diagram of a first three-dimensional angle of the present invention.

Fig. 5 is an enlarged view of a portion a of fig. 4.

FIG. 6 is a schematic diagram of a second three-dimensional angle of the present invention.

Fig. 7 is an enlarged view of the portion B in fig. 6.

The labels in the figure are: 1-walking beam main body, 11-first supporting structure, 12-second supporting structure, 13-connecting beam, 2-guide rail, 21-first guide rail, 22-second guide rail, 3-meshing part, 4-locking device, 41-bolt seat, 42-stop pin, 5-circuit board, 6-guardrail, 7-drag chain, 71-drag chain seat and 8-sealing plate.

Detailed Description

The present invention will be described in further detail with reference to test examples and specific embodiments. It should be understood that the scope of the above-described subject matter is not limited to the following examples, and any techniques implemented based on the disclosure of the present invention are within the scope of the present invention.

As shown in fig. 1 to 7, the present embodiment provides a walking beam mechanism.

The embodiment comprises a walking beam body 1, wherein a guide rail 2 and an engaging piece 3 are arranged on the walking beam body 1, and the engaging piece 3 is provided with gear teeth. In the present embodiment, the guide rail 2 and the engaging piece 3 are both provided along the length direction of the walking beam body 1. In the view shown in fig. 1, the left-right direction in the drawing is the longitudinal direction of the walking beam body 1, and the up-down direction in the drawing is the width direction of the walking beam body 1. When the transmission device is used, the guide rail 2 is used for being matched with a roller of the walking trolley, and the meshing part 3 is used for being matched with a transmission gear of the walking trolley.

When in use, the embodiment is installed on a racking platform, one end of the walking beam body 1 in the length direction is located above the setback box, the other end of the walking beam body 1 in the length direction is located above a wellhead, and the guide rail 2 and the engaging piece 3 on the walking beam body 1 are arranged along the length direction of the walking beam. Therefore, after the walking trolley is installed on the walking beam main body 1, the roller wheels on the walking trolley are matched with the guide rail 2 on the walking beam main body 1, the transmission gears on the walking trolley are matched with the gear teeth on the meshing part 3, and the walking trolley can move on the guide rail 2 through meshing transmission of the transmission gears and the gear teeth under the action of the driving device on the walking trolley, so that the trolley can move back and forth above the stand box and above a well head.

As shown in fig. 1 to 7, the walking beam body 1 of the present embodiment includes a first support structure 11 and a second support structure 12 which are oppositely disposed, the guide rail 2 includes a first guide rail 21 and a second guide rail 22 which are oppositely disposed, the first guide rail 21 is disposed on the first support structure 11 and is disposed along the length direction of the first support structure 11; the second guide rail 22 is disposed on the second support structure 12 and along a length of the second support structure 12.

In this embodiment, the first guide rail 21 and the second guide rail 22 are oppositely arranged, which means that: the first 21 and second 22 guide rails are arranged facing each other, i.e. the first 21 and second 22 guide rails are arranged facing each other after the first guide rail 21 is mounted on the first support structure 11 and the second guide rail 22 is mounted on the second support structure 12.

The engaging member 3 of the present embodiment may be provided with a rectangular-shaped structure, and gear teeth are provided on one side of the engaging member 3. The engaging piece 3 is provided on the walking beam body 1, and specifically, in the view shown in fig. 4, the engaging piece 3 may be provided below the first support structure 11. Of course, it is also possible to provide the engaging members 3 on both the first support structure 11 and the second support structure 12, or to provide the engaging members 3 only on the first support structure 11 or the second support structure 12.

During operation, the walking trolley drives the mechanical arm to reciprocate above the wellhead and above the stand box. The racking platform is positioned at the upper part of the derrick, and the wellhead is positioned below the racking platform. And the walking beam of this embodiment includes relative first bearing structure 11 and the second bearing structure 12 that sets up, the guide rail 2 of this embodiment is including the first guide rail 21 and the second guide rail 22 that set up in opposite directions to install the walking dolly on first guide rail 21 and second guide rail 22 back, the gyro wheel of walking dolly both sides only contacts with this embodiment, and the position that the walking dolly is located between first guide rail 21 and the second guide rail 22 is in unsettled state, and then behind the manipulator of installation on the walking dolly, and then be convenient for the manipulator to snatch from the back of founding the box or taking out the drilling tool from the well head. In the present embodiment, the first support structure 11 and the second support structure 12 may each adopt a plate-like structure.

As shown in fig. 1 to 4, the first support structure 11 and the second support structure 12 of the present embodiment are fixedly connected by the connection beam 13, the connection beam 13 and the first guide rail 21 are arranged at intervals in the width direction of the first support structure 11, and at least two connection beams 13 are provided, and all the connection beams 13 are arranged at intervals in the length direction of the first support structure 11.

In this embodiment, the first supporting structure 11 and the second supporting structure 12 are fixedly connected together through the connecting beam 13, that is, one end of the connecting beam 13 is connected to the first supporting structure 11, and the other end is connected to the second supporting structure 12, so that the walking beam main body 1 becomes an integral structure, and the assembly and disassembly of this embodiment on the racking platform are more convenient. In the present embodiment, the specific arrangement position of the connection beam 13 between the first support structure 11 and the second support structure 12 is not limited as long as the first support structure 11 and the second support structure 12 can be stably connected together. For the sake of convenience of implementation, in the view shown in fig. 3, the connection beam 13 has two states of arrangement, one of which is horizontally arranged and the other of which is obliquely arranged.

In the present embodiment, the connecting beam 13 and the first guide rail 21 are spaced apart in the width direction of the first supporting structure 11, that is, in the view shown in fig. 1, the connecting beam 13 and the first guide rail 21 are spaced apart in the height direction of the first supporting structure 11, so that it is possible to prevent the running carriage from interfering with the connecting beam 13 when the running carriage moves on the guide rail 2.

In addition, the connecting beams 13 are arranged at intervals in the length direction of the first supporting structure 11, so that the stability of the whole structure of the walking beam main body 1 is facilitated; meanwhile, the connecting beams 13 are arranged at intervals in the length direction of the first supporting structure 11, which is also beneficial to reducing the overall weight of the walking beam main body 1. The racking platform operation is overhead operation, so that the safety of the embodiment during the operation of the racking platform is improved after the whole weight of the walking beam body 1 is reduced.

In the construction process, an operator may be required to walk on the walking beam main body 1, and the circuit board 5 is arranged on the connecting beam 13 in the embodiment, so that the operator can conveniently step on the circuit board, and the operator can conveniently walk on the walking beam main body 1. The wiring board 5 in this embodiment may be a steel plate for convenience of implementation.

Further, the first support structure 11 and the second support structure 12 are both provided with a guardrail 6, and the guardrail 6 is located at one side close to the circuit board 5. In the view shown in fig. 2, the guardrails 6 are arranged on both the first support structure 11 and the second support structure 12, and the guardrail 6 on the first support structure 11 is located above the first support structure 11, and the guardrail 6 on the second support structure 12 is located above the second support structure 12. Preferably, the guard rail 6 of the first support structure 11 can be detachably connected with the first support structure 11, and the guard rail 6 of the second support structure 12 can be detachably connected with the second support structure 12, so that the operator can conveniently maintain and replace the guard rail 6 independently. The operation of the racking platform belongs to the high-altitude operation, and the safety of the embodiment in the working process of the racking platform is improved beneficially after the guardrails 6 are arranged on the first supporting structure 11 and the second supporting structure 12.

As shown in fig. 3 to 7, the present embodiment further includes a drag chain 7, and a drag chain seat 71 is provided in the walking beam body 1, so that one end of the drag chain 7 is connected to the drag chain seat 71; and when in use, the other end of the drag chain 7 is connected with the walking trolley. When this embodiment uses, the manipulator is through walking dolly above the well head and setback box top round trip movement. Due to the fact that the control circuit of the manipulator is complex, the drag chain 7 is arranged in the walking beam main body 1, and the dragging and protecting effects on cables, oil pipes, air pipes, water pipes and the like arranged in the walking beam main body 1 can be achieved. The specific installation position of the drag chain seat 71 is not limited as long as the traveling trolley does not interfere with the drag chain 7 or the drag chain seat 71 when the traveling trolley moves on the guide rail 2. As shown in fig. 5 or fig. 7, the tow chain seat 71 may be selected as a bolt seat such that the tow chain 7 is coupled to the tow chain seat 71 by a bolt.

After the sealing plate 8 is arranged at the end of the guide rail 2, in order to prevent the walking trolley from separating from the guide rail 2 when moving, the sealing plate 8 is arranged at least one end of the guide rail 2, and the sealing plate 8 is detachably connected with the walking beam main body 1. In the view shown in fig. 6, the present embodiment may be provided with a sealing plate 8 at the left end of the guide rail 2. The sealing plate 8 and the travelling wheel main body can be connected through bolts. The specific shape of the sealing plate 8 is not limited, and specifically, the sealing plate 8 may be selected from a rectangular plate, an arc plate, and the like.

As shown in fig. 3, the walking beam body 1 of the present embodiment is further provided with a locking device 4, and the locking device 4 has a passing state and a limiting state; in a passing state, the walking trolley can move back and forth on the guide rail 2; in a limiting state, the locking device 4 can fix the relative position between the walking trolley and the guide rail 2. Furthermore, when the walking trolley needs to work, the locking device 4 is in a passing state, so that the walking trolley can move back and forth on the guide rail 2; when the travelling trolley is not used, the locking device 4 is in a limiting state, so that the travelling trolley is fixed on the guide rail 2. In the view shown in fig. 3, the locking devices 4 are two and are arranged on the first support structure 11 and the second support structure 12, respectively.

In the present embodiment, the specific structure of the locking device 4 is not limited. For implementation, as shown in fig. 5, the locking device 4 includes a pin base 41 and a stop pin 42, a through hole is formed in the pin base 41, one end of the stop pin 42 can pass through the through hole, and one end of the stop pin 42 can pass through the through hole and is adapted to a pin hole on the walking trolley. It should be noted that the axial direction of the through hole on the pin holder 41 is not parallel to the arrangement direction of the guide rail 2, that is, the axial direction of the through hole on the pin holder 41 forms a certain included angle with the moving direction of the walking trolley. Preferably, the axial direction of the through hole on the pin holder 41 is perpendicular to the plane of the guide rail 2, that is, the axial direction of the through hole on the pin holder 41 is perpendicular to the moving direction of the walking trolley. Therefore, when the locking device 4 is required to be in a limiting state, the stop pin 42 is inserted into the through hole in the pin base 41, and one end of the stop pin 42 penetrating through the through hole is inserted into the pin hole on the walking trolley, so that the relative position between the walking trolley and the guide rail 2 is fixed; when the locking device 4 is required to be in a passing state, the stop pin 42 is taken out of the through hole on the bolt seat 41, so that the walking trolley can move on the guide rail 2.

Of course, the locking device 4 may also adopt other structures, for example, the locking device 4 may include a supporting seat and a screw rod, the supporting seat is fixed on the walking beam main body 1, and the supporting seat is provided with a threaded hole, and the screw rod is adapted to the threaded hole. When the locking device 4 is required to be in a limiting state, the screw rod is screwed into the threaded hole, one end of the screw rod is inserted into the bolt hole on the walking trolley, and then the relative position between the walking trolley and the guide rail 2 is fixed; when the locking device 4 is required to be in a passing state, the screw rod is screwed out of the threaded hole in the supporting seat, and the screw rod is far away from the bolt hole of the walking trolley, so that the walking trolley can move on the guide rail 2.

Therefore, when the automatic pipe arranging machine does not work, the travelling trolley can be fixed on the guide rail 2 through the locking device 4 on the travelling beam. In this embodiment, the engaging member 3 is disposed on the walking beam main body 1, and the walking trolley moves on the guide rail 2 through the engaging transmission between the gear teeth on the engaging member 3 and the transmission gear on the walking trolley, so as to control the position of the walking trolley moving on the guide rail 2, and ensure the position accuracy of the walking trolley moving on the guide rail 2. In addition, the guide rail 2 and the meshing part 3 are integrally integrated on the walking beam main body 1, so that the embodiment is integrally assembled and disassembled on the racking platform, and the parts matched with the walking trolley in the embodiment do not depend on other parts on the racking platform, so that the embodiment can be conveniently and independently inspected and maintained in the later stage.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. A walking beam mechanism is characterized in that: the walking beam comprises a walking beam body (1), wherein a guide rail (2) and an engaging piece (3) with gear teeth are fixedly arranged on the walking beam body (1), the guide rail (2) and the engaging piece (3) are arranged along the length direction of the walking beam body (1), the guide rail (2) is used for being matched with a roller of a walking trolley, and the engaging piece (3) is used for being matched with a transmission gear of the walking trolley;

the walking beam main body (1) is also provided with a locking device (4), and the locking device (4) has a passing state and a limiting state; in a passing state, the walking trolley can move back and forth on the guide rail (2); and in a limiting state, the locking device (4) can fix the relative position between the walking trolley and the guide rail (2).

2. The walking beam mechanism of claim 1, wherein: the walking beam main body (1) comprises a first supporting structure (11) and a second supporting structure (12) which are oppositely arranged,

the guide rail (2) comprises a first guide rail (21) and a second guide rail (22) which are oppositely arranged, and the first guide rail (21) is arranged on the first supporting structure (11) and arranged along the length direction of the first supporting structure (11); the second guide rail (22) is arranged on the second support structure (12) and arranged along the length direction of the second support structure (12);

the engagement member (3) is arranged on the first support structure (11) and/or the engagement member (3) is arranged on the second support structure (12).

3. The walking beam mechanism of claim 2, wherein: the first supporting structure (11) and the second supporting structure (12) are both plate-shaped structural parts; first bearing structure (11) with second bearing structure (12) are through tie-beam (13) fixed connection, tie-beam (13) with first guide rail (21) are in the width direction interval of first bearing structure (11) sets up, just tie-beam (13) are two at least, all tie-beam (13) are in the length direction interval of first bearing structure (11) sets up.

4. The walking beam mechanism of claim 3, wherein: and a circuit board (5) for walking is arranged on the connecting beam (13).

5. The walking beam mechanism of claim 4, wherein: and the first supporting structure (11) and the second supporting structure (12) are both provided with a guardrail (6), and the guardrail (6) is positioned at one side close to the circuit board (5).

6. The walking beam mechanism of any one of claims 1 to 5, wherein: the locking device (4) comprises a bolt seat (41) and a stop pin (42), a through hole is formed in the bolt seat (41), one end of the stop pin (42) can penetrate through the through hole, and one end of the stop pin (42) which can penetrate through the through hole is used for being matched with a bolt hole in the walking trolley.

7. The walking beam mechanism of any one of claims 1 to 5, wherein: the walking beam is characterized by further comprising a drag chain (7), wherein a drag chain seat (71) is arranged in the walking beam main body (1), one end of the drag chain (7) is connected with the drag chain seat (71), and the other end of the drag chain (7) is used for being connected with a walking trolley.

8. The walking beam mechanism of any one of claims 1 to 5, wherein: at least one end of the guide rail (2) is provided with a sealing plate (8), and the sealing plate (8) is detachably connected with the walking beam main body (1).