CN216406851U

CN216406851U - Corrugated steel plate gripping device

Info

Publication number: CN216406851U
Application number: CN202122962633.9U
Authority: CN
Inventors: 张峰峰; 张兢业; 孙立宁
Original assignee: Suzhou University
Current assignee: Suzhou University
Priority date: 2021-11-29
Filing date: 2021-11-29
Publication date: 2022-04-29
Anticipated expiration: 2031-11-29

Abstract

The utility model relates to a corrugated steel plate grabbing device which comprises a plate body, wherein the upper part of the plate body is connected with a frame body, the frame body is used for being sleeved inside an installation cover, the installation cover is connected to a corrugated steel plate, a pushing assembly is arranged inside the frame body and comprises a plurality of pushing blocks, each pushing block can slide along the frame body, a pushing cavity is formed by enclosing the pushing blocks, the lower part of the plate body is connected with a lifting rod, a pushing part is formed on the upper part of the lifting rod and is inserted into the pushing cavity, the pushing part is in a polygonal pyramid shape, and the lower part of the lifting rod is connected with a driving device. The utility model has the advantages of inconvenient operation, greatly improving the grabbing reliability, being beneficial to ensuring the operation safety and being beneficial to improving the grabbing efficiency.

Description

Corrugated steel plate gripping device

Technical Field

The utility model relates to the technical field of tunnel construction, in particular to a corrugated steel plate grabbing device.

Background

The tunnel is a road for passing vehicles formed by excavating or excavating mountain stones underground, and for areas with multiple mountainous regions, the tunnel is an important construction facility for traffic trip, and with the development of infrastructure and traffic technology, the mileage of the tunnel in China is continuously increased, and with the gradual increase of new tunnels, a plurality of extra-long tunnels and long tunnels also appear, so that the improvement of the service life of the tunnel and the improvement of the tunnel construction efficiency are more and more important.

When carrying out tunnel construction, generally need set up the deck lining of corrugated steel in order to consolidate inside the tunnel, the inboard steel buckled plate in tunnel can play the effect of safety cover, can prevent that the tunnel from collapsing or warping, improves the life in tunnel, also can effectively prevent the structural damage in tunnel disease region or threaten the driving safety in the tunnel, avoids causing the incident and threatens pedestrian's life safety.

When the corrugated steel plates of the existing row are installed, the corrugated steel plates are usually required to be grabbed and installed and spliced one by one until the construction of the whole tunnel is completed. Because corrugated steel plate size and weight are great, need carry out the operation with the help of grabbing device usually, but current grabbing device operation is inconvenient and snatch the reliability not good, can't satisfy the tunnel construction demand.

SUMMERY OF THE UTILITY MODEL

Therefore, the technical problem to be solved by the utility model is to overcome the defects of inconvenient operation and poor grabbing reliability of the corrugated steel plate grabbing device in the prior art.

In order to solve the technical problems, the utility model provides a corrugated steel plate grabbing device which comprises a plate body, wherein the upper part of the plate body is connected with a frame body, the frame body is used for being sleeved inside an installation cover, the installation cover is connected to a corrugated steel plate, a pushing assembly is arranged inside the frame body and comprises a plurality of pushing blocks, each pushing block can slide along the frame body, a pushing cavity is formed by enclosing the pushing blocks, the lower part of the plate body is connected with a lifting rod, a pushing part is formed on the upper part of the lifting rod and movably connected into the pushing cavity, the pushing part is in a polygonal pyramid shape, and the lower part of the lifting rod is connected with a driving device.

In one embodiment of the utility model, the pusher shoe comprises a first chamber in which the pusher shoe is movably connected, the shape of the first chamber being adapted to the shape of the pusher shoe.

In one embodiment of the utility model, the pushing cavity further comprises a second cavity, the second cavity is positioned above the second cavity, the second cavity is communicated with the first cavity, and the width of the second cavity is not greater than the minimum width of the first cavity.

In one embodiment of the utility model, the bottom of the pushing block is provided with a guide notch, and the bottom of the mounting cover is provided with a guide projection extending towards the inside of the mounting cover, and the guide projection is used for being inserted into the guide notch.

In one embodiment of the present invention, a contact surface of the guide projection with the guide notch is an arc-shaped surface.

In one embodiment of the present invention, a contact surface of the guide notch with the guide projection is a flat surface.

In one embodiment of the utility model, the drive means employs a first hydraulic cylinder.

In one embodiment of the utility model, the first hydraulic cylinder is connected to the lower part of the plate body through a flange.

In an embodiment of the present invention, the corrugated steel plate grabbing device further includes a base located below the plate body, a plurality of second hydraulic cylinders are connected between the plate body and the base, an upper portion of each second hydraulic cylinder is hinged to the plate body, and the other end of each second hydraulic cylinder is hinged to the base.

In one embodiment of the present invention, the second hydraulic cylinders are all disposed in an inclined manner.

Compared with the prior art, the technical scheme of the utility model has the following advantages:

the corrugated steel plate grabbing device is inconvenient to operate, greatly improves grabbing reliability, is beneficial to guaranteeing operation safety, is also beneficial to improving grabbing efficiency, and saves a large amount of labor force.

Drawings

In order that the present disclosure may be more readily and clearly understood, reference will now be made in detail to the present disclosure, examples of which are illustrated in the accompanying drawings.

FIG. 1 is a front view of a deck plate grasping apparatus of the utility model;

FIG. 2 is a cross-sectional view of the corrugated steel sheet gripping device of FIG. 1 in the direction A-A;

FIG. 3 is an enlarged partial schematic view at M of FIG. 2;

FIG. 4 is a three-dimensional view of the corrugated steel plate gripping device of FIG. 1;

FIG. 5 is a schematic structural view of the corrugated steel plate of FIG. 1;

FIG. 6 is an assembled view of the plate and pusher shoe of FIG. 1;

FIG. 7 is a schematic illustration of the pusher shoe assembly of FIG. 6;

FIG. 8 is a schematic view of another angle of the pusher shoe assembly of FIG. 7;

FIG. 9 is a top view of the pusher shoe assembly of FIG. 7;

FIG. 10 is a sectional view taken in the direction B-B in FIG. 9;

FIG. 11 is a cross-sectional view taken in the direction of C-C in FIG. 9;

the specification reference numbers indicate: 1. a base; 2. a plate body; 21. a frame body; 3. a pushing assembly; 31. a pushing block; 311. a guide notch; 3111. a plane; 32. a pushing cavity; 321. a first cavity; 322. a second cavity; 4. a lifting rod; 41. a pushing section; 5. a first hydraulic cylinder; 51. a cylinder body 52, a piston rod; 6. a second hydraulic cylinder; 7. a flange; 8. a corrugated steel plate; 81. mounting a cover; 811. a guide projection; 8111. an arc-shaped surface.

Detailed Description

The present invention is further described below in conjunction with the following figures and specific examples so that those skilled in the art may better understand the present invention and practice it, but the examples are not intended to limit the present invention.

Referring to fig. 1 to 4, a corrugated steel plate grabbing device disclosed in this embodiment includes a plate body 2, a frame body 21 is connected to an upper portion of the plate body 2, the frame body 21 is configured to be sleeved inside an installation cover 81, the installation cover 81 is connected to a corrugated steel plate 8, a corrugated steel plate structure is shown in fig. 5, a pushing assembly 3 is disposed inside the frame body 21, the pushing assembly 3 includes a plurality of pushing blocks 31, each pushing block 31 can slide along the frame body 21, a pushing cavity 32 is defined by the plurality of pushing blocks 31, a lifting rod 4 is connected to a lower portion of the plate body 2, a pushing portion 41 is formed on an upper portion of the lifting rod 4, the pushing portion 41 is movably connected to the pushing cavity 32, the pushing portion 41 is in a multi-pyramid shape, a lower portion of the lifting rod 4 is connected to a driving device to drive the lifting rod 4 to lift, when the lifting rod 4 rises, the pushing portion 41 moves upward along the pushing cavity 32, thereby pushing the surrounding pushing blocks 31 to move outward, thereby support tightly on the inner wall of installation cover 81 to realize the fixed of installation cover 81, also realized the snatching of installation cover 81, can effectively promote the stability of snatching through the tight effect of supporting of a plurality of blocks 31 that pass, make the atress of installation cover 81 also more even.

The pushing portion 41 is in the shape of a polygonal pyramid, so that each pushing block 31 can be pushed outwards in different directions to abut against each inner wall of the mounting cover 81, and each inner wall of the mounting cover 81 can be subjected to abutting force, thereby greatly improving the fixing reliability of the mounting cover 81.

For example, as shown in fig. 7-11, the pushing assembly 3 includes four pushing blocks 31, the pushing portion 41 is in a quadrangular pyramid shape, the mounting cover 81 is in a rectangular shape, each pushing block 31 can correspond to an inner wall of one mounting cover 81, the pushing portion 41 of the lifting rod 4 moves upward along the pushing cavity 32 to push the four pushing blocks 31 around to move outward, so that each pushing block 31 moves toward the inner wall of the corresponding mounting cover 81 until abutting against the inner wall, that is, the first pushing block 31 abuts against a first inner wall of the mounting cover 81, the second pushing block 31 abuts against a first inner wall of the mounting cover 81, the third pushing block 31 abuts against a third inner wall of the mounting cover 81, and the fourth pushing block 31 abuts against a fourth inner wall of the mounting cover 81, thereby realizing reliable grasping of the mounting cover 81.

In one embodiment, the push cavity 32 includes a first cavity 321, and the push portion 41 is movably connected to the first cavity 321, and the shape of the first cavity 321 is adapted to the shape of the push portion 41, that is, the first cavity 321 is also in the shape of a polygonal pyramid. This design is more convenient for the location of lifter 4 on the one hand, also can play better wedging effect simultaneously, has promoted the wedging power for it is more reliable to snatch, also is difficult for appearing not hard up phenomenon after grabbing the piece.

In one embodiment, push chamber 32 further includes a second chamber 322, second chamber 322 is located above second chamber 322, second chamber 322 is in communication with first chamber 321, and second chamber 322 has a width no greater than the minimum width of first chamber 321. The comparison of the widths here means that when the pushing blocks 31 are all in a static state, that is, when the pushing chamber 32 is entirely in a certain fixed size, the comparison of the sizes of the inner second chamber 322 and the first chamber 321 is not the size comparison at different moving positions.

Further, the pushing block 31 is a wedge-shaped block, the two oppositely arranged wedge-shaped blocks have the same size, and the specific size of the wedge-shaped block can be adjusted according to actual needs.

In one embodiment, a spring may be connected between the two opposite pushing blocks 31, and the two opposite pushing blocks 31 move outward due to the force of the lifting rod 4 moving upward, and the spring is in a stretching state, so that when the lifting rod 4 descends to a set position, the two opposite pushing blocks 31 automatically return due to the elastic force of the spring.

In one embodiment, as shown in fig. 2-3, the bottom of the pushing block 31 is provided with a guide notch 311, the bottom of the mounting cover 81 is formed with a guide protrusion 811 extending toward the inside of the mounting cover 81, and the guide protrusion 811 is adapted to be inserted into the guide notch 311. Through this design, can make to pass block 31 and can steadily support tightly on the inner wall of installation cover 81, simultaneously after supporting tightly, also be difficult for making to pass block 31 slippage to the lower part, improved and snatched stability.

In one embodiment, the contact surface of the guide protrusion 811 with the guide notch 311 is an arc surface 8111 to improve the stability of the motion transition.

Further, the contact surface of the guide notch 311 with the guide protrusion 811 is a plane 3111, and through the cooperation of the plane 3111 and the arc-shaped surface 8111, on the one hand, stable grabbing is convenient to realize, and on the other hand, slipping of the pushing block 31 to the lower part is better avoided after grabbing.

In one embodiment, the driving device adopts the first hydraulic cylinder 5, and the lifting of the lifting rod 4 is realized through hydraulic driving, so that the control is convenient, and the stability is high. It will be appreciated that the first hydraulic cylinder 5 comprises a cylinder and a piston rod which is extendable and retractable along the cylinder, the piston rod being connected to the lifting rod 4.

In one of the embodiments, referring to the piston rod of fig. 6, the first hydraulic cylinder 5 is connected to the lower part of the plate body 2 by means of a flange 7.

In one embodiment, the corrugated steel plate grabbing device further comprises a base 1 located below the plate body 2, a plurality of second hydraulic cylinders 6 are connected between the plate body 2 and the base 1, the upper portions of the second hydraulic cylinders 6 are hinged to the plate body 2, and the other ends of the second hydraulic cylinders are hinged to the base 1. The second hydraulic cylinder 6 comprises a cylinder body and a piston rod capable of stretching along the cylinder body, so that the angle and the position of the plate body 2 can be adjusted through stretching of the piston rod of the second hydraulic cylinder 6, the position of a corrugated steel plate to be grabbed is better adapted, the frame body 21 and the installation cover 81 are convenient to butt, the position of the whole corrugated steel plate is adjusted after grabbing is completed, and the flexibility of pose adjustment is improved.

In one embodiment, the second hydraulic cylinders 6 are all arranged obliquely, so as to adjust the angle of the plate body 2 better and increase the adjustment range.

Further, enclose between a plurality of second pneumatic cylinders 6 and close and be the accommodation space, lifter 4 is located this accommodation space, also each second pneumatic cylinder 6 all arranges around lifter 4, and this mode has better structural stability, also can make the adjustment process of plate body 2 angle more steady.

The corrugated steel plate gripping device of the embodiment comprises the following working processes: the installation cover 81 on the corrugated steel plate 8 is sleeved on the frame body 21, then the driving device is started, the lifting rod 4 is driven to ascend by the driving device, the pushing part 41 moves upwards along the pushing cavity 32 along with the ascending of the lifting rod 4, so that the surrounding pushing blocks 31 are pushed to move outwards, the size of the pushing cavity 32 is gradually increased until the pushing blocks 31 tightly abut against the inner wall of the installation cover 81, and the grabbing of the corrugated steel plate 8 is completed. When the corrugated steel plate 8 needs to be released, the driving device is only used for driving the lifting rod 4 to descend, so that the pushing part 41 moves downwards along the pushing cavity 32 until the wedging force between each pushing block 31 and the inner wall of the mounting cover 81 is relieved, and at the moment, the whole grabbing device can be separated from the corrugated steel plate 8.

The corrugated steel plate gripping device of the embodiment is inconvenient to operate, greatly improves gripping reliability, is beneficial to guaranteeing operation safety, is beneficial to improving gripping efficiency, optimizing flow and reducing cost, saves a large amount of labor force and also saves labor cost.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications of the utility model may be made without departing from the spirit or scope of the utility model.

Claims

1. A corrugated steel plate grabbing device which is characterized in that: the corrugated steel plate comprises a plate body, plate body upper portion is connected with the framework, the framework is used for cup jointing inside the installation cover, the installation cover is connected on the corrugated steel plate, the inside processing subassembly that is provided with of framework, the processing subassembly includes a plurality of processing pieces, every the processing piece all can be followed the framework slides, and is a plurality of enclose between the processing piece and close and form and pass the chamber, plate body sub-unit connection has the lifter, the upper portion of lifter is formed with the portion of advancing, the portion of advancing movably connect in pass the chamber, the portion of advancing is the many pyramids shape, the lower part and the drive arrangement of lifter are connected.

2. The deck plate grabbing device as claimed in claim 1, wherein: the pushing cavity comprises a first cavity body, the pushing part is movably connected in the first cavity body, and the shape of the first cavity body is matched with that of the pushing part.

3. The deck plate grabbing device as claimed in claim 2, wherein: the pushing cavity further comprises a second cavity body, the second cavity body is located above the second cavity body, the second cavity body is communicated with the first cavity body, and the width of the second cavity body is not larger than the minimum width of the first cavity body.

4. The deck plate grabbing device as claimed in claim 1, wherein: the bottom of the pushing block is provided with a guide notch, a guide protrusion extending towards the inside of the installation cover is formed at the bottom of the installation cover, and the guide protrusion is used for being inserted into the guide notch.

5. The deck plate grabbing device of claim 4, wherein: the contact surface of the guide bulge and the guide notch is an arc surface.

6. The deck plate grabbing device of claim 5, wherein: the contact surface of the guide notch and the guide protrusion is a plane.

7. The deck plate grabbing device as claimed in claim 1, wherein: the driving device adopts a first hydraulic cylinder.

8. The deck plate grabbing device as claimed in claim 7, wherein: the first hydraulic cylinder is connected to the lower portion of the plate body through a flange.

9. The deck plate grabbing device as claimed in claim 1, wherein: the plate body is provided with a plurality of first hydraulic cylinders, the plate body is provided with a plurality of second hydraulic cylinders, the first hydraulic cylinders are connected with the base, the plate body is hinged to the base, and the other ends of the first hydraulic cylinders are hinged to the base.

10. The deck plate grabbing device of claim 9, wherein: the second hydraulic cylinders are all obliquely arranged.