CN216446941U - A support device for subway engineering construction - Google Patents

Abstract

The utility model discloses a support device for subway engineering construction, which comprises a top plate, a horizontal plate and two upright columns. The top is provided with a second limiting slot, the bottom of the top plate is symmetrically fixed with two fixing blocks, one side of the fixing blocks is provided with a second clamping slot, and the fixing block is embedded in the inside of the second limiting slot; Through the designed connecting block, first limit slot, second limit slot, fixing block, third limit slot, first card slot, second card slot, clip head, and clip pin, the assembly of the device is convenient and the assembly is improved. The efficiency of the device is beneficial to the replacement and maintenance of the local structure of the device. Through the designed gap and baffle, foreign objects can be prevented from entering the interior of the first limiting groove and affecting the sliding of the connecting rod.

Description

A support device for subway engineering construction

technical field

The utility model belongs to the technical field of support devices, in particular to a support device for subway engineering construction.

Background technique

With the development of urbanization, subway projects have been popularized due to their advantages of not occupying ground space and transportation without congestion. In the process of subway project construction, in order to ensure the safety of construction and operation, it is necessary to install supporting devices in the tunnel to prevent collapse. Guarantee the stability of subway engineering passages.

When the existing support device for subway engineering construction is used, its assembly is not flexible enough, and it is inconvenient to maintain and replace the local structure of the support device, and the device has low stability during use and is easily affected by external forces. Offset occurs, so a structure needs to be designed to solve this problem.

Utility model content

The purpose of this utility model is to provide a support device for subway engineering construction to solve the problems raised in the above background technology.

In order to achieve the above purpose, the utility model provides the following technical solutions: a support device for subway engineering construction, comprising a top plate, a horizontal plate and two uprights, the horizontal plate is fixed on the top of the top plate, and the top of the upright column is fixed with a A connecting block, the top of the connecting block is provided with a second limiting slot, the bottom of the top plate is symmetrically fixed with two fixing blocks, one side of the fixing block is provided with a second slot, and the fixing block is embedded in the Inside the second limiting slot, the bottom of the top plate is provided with a third limiting slot on one side of the corresponding fixing block, and the inner wall of one side of the third limiting slot is provided with two first locking slots, so One side of the connecting block is provided with a first limiting slot, and an inner wall of one side of the first limiting slot is provided with a through hole communicating with the second limiting slot. A connecting rod with a cross-section of an "L"-shaped structure is provided, an extrusion block is fixed at one end of the connecting rod, the other end of the connecting rod is embedded into the interior of the third limiting groove, and the inner side of the connecting rod is fixed with an extrusion block. There are two clamping heads, the clamping heads are embedded into the interior of the corresponding first clamping slot, the inner side of the connecting rod is fixed with a clamping pin, and the clamping pin is inserted into the inside of the second clamping slot through the through hole.

Preferably, a rubber pad is fixed on the inner wall surface of the second limiting groove, and the rubber pad is in close contact with the surface of the fixing block.

Preferably, a notch is formed through a side surface of the first limiting groove, a baffle plate is fixed on the outer side of the connecting rod, and one end of the baffle plate is embedded in the inside of the notch.

Preferably, a spring hole is formed through a surface of one side of the connecting rod, a stopper is fixed on the inner wall of the other side of the first limiting groove, the stopper is embedded in the interior of the spring hole, and is in contact with the spring hole. A spring is connected between the inner walls of one side.

Preferably, a spacer block is fixed at the bottom end of the column, a receiving groove is formed on the top of the spacer block, and two sliding grooves with an "L"-shaped cross section are symmetrically formed on the inner walls of the two sides of the holding groove. A metal plate is arranged inside the accommodating groove, two sliding blocks are symmetrically fixed on both sides of the metal plate, the two sliding blocks are respectively embedded in the corresponding sliding grooves, and one end of the metal plate penetrates to the spacer block At the outside of the metal plate, a plurality of metal cones are fixed equidistantly at the bottom of the metal plate.

Preferably, the cross-section of the metal plate is in an "L"-shaped structure, and the other end of the metal plate and the inner wall of the accommodating groove are fixedly connected by bolts.

Preferably, a wear-resistant plate with an arc-shaped cross-section is fixed on the surface of the transverse plate, and a plurality of top blocks with a "T"-shaped cross-section are fixed equidistantly on the outer side of the column.

Compared with the prior art, the beneficial effects of the present utility model are:

1. Through the designed connecting block, the first limit slot, the second limit slot, the fixing block, the third limit slot, the first card slot, the second card slot, the card head, the card pin, the assembly of the device is convenient, Improving the efficiency of assembly is beneficial to the replacement and maintenance of the local structure of the device. Through the designed gaps and baffles, foreign objects can be prevented from entering the interior of the first limiting groove and affecting the sliding of the connecting rod.

2. Through the designed metal plate, accommodating groove, sliding groove, sliding block and metal cone, the stability of the device can be improved, and the deviation of the device can be avoided by external force. At the same time, the metal plate and the metal cone can also be Received into the interior of the accommodating slot.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the front sectional view of A area in Fig. 1 of the utility model;

Fig. 3 is the front sectional view of B area in Fig. 1 of the utility model;

Fig. 4 is the perspective view of the metal plate of the utility model;

In the figure: 1. Top plate; 2. Horizontal plate; 3. Upright column; 4. Connecting block; 5. Spacer block; 6. Metal plate; 7. First limit slot; 8. Connecting rod; 9. Second limit slot; 10, fixing block; 11, third limit slot; 12, first slot; 13, second slot; 14, clip; 15, bayonet; 16, baffle; 17, accommodating slot; 18 , sliding groove; 19, sliding block; 20, metal cone.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Example

Please refer to FIGS. 1 to 4 , the present utility model provides a technical solution: a support device for subway engineering construction, comprising a top plate 1, a horizontal plate 2 and two upright columns 3, and the horizontal plate 2 is fixed on the top of the top plate 1, The top of the column 3 is fixed with a connecting block 4, the top of the connecting block 4 is provided with a second limit slot 9, the second limit slot 9 can accommodate the fixed block 10, and the bottom of the top plate 1 is symmetrically fixed with two fixed blocks 10, fixed One side of the block 10 is provided with a second slot 13, the fixing block 10 is embedded in the inside of the second limiting slot 9, and a third limiting slot 11 is opened at the bottom of the top plate 1 relative to the side corresponding to the fixing block 10. One side inner wall of the three limiting grooves 11 is provided with two first locking grooves 12 , and one side of the connecting block 4 is provided with a first limiting groove 7 , which facilitates the sliding of the connecting rod 8 , and the first limiting groove 7 facilitates the sliding of the connecting rod 8 . One side of the inner wall of the limiting slot 7 is provided with a through hole that communicates with the second limiting slot 9. The interior of the first limiting slot 7 is provided with a connecting rod 8 with an "L"-shaped structure. The connecting rod 8 can be Drive the clamping head 14 and the clamping pin 15 to slide in the same direction, one end of the connecting rod 8 is fixed with a pressing block, which is convenient to push the connecting rod 8, and the other end of the connecting rod 8 is embedded in the third limit groove 11. , the inner side of the connecting rod 8 is fixed with two clamps 14, the clamps 14 are embedded in the interior of the corresponding first clamping slot 12, the inner side of the connecting rod 8 is fixed with a bayonet 15, the clamps 14 and the bayonet 15 can connect the block 4 and the top plate 1 are fixedly connected, the card pin 15 is inserted through the through hole into the inside of the second card slot 13, the inner wall surface of the second limit groove 9 is fixed with a rubber pad, and the rubber pad can fill the inner wall of the second limit slot 9 and In the space between the fixing blocks 10, the rubber pad is in close contact with the surface of the fixing block 10, a gap is formed through one side surface of the first limit groove 7, and a baffle plate 16 is fixed on the outer side of the connecting rod 8. The baffle 16 can prevent foreign objects from entering the interior of the first limiting groove 7 and affecting the sliding of the connecting rod 8. One end of the baffle 16 is embedded into the interior of the gap, and a spring hole is formed through one side surface of the connecting rod 8. The other side inner wall of a limit slot 7 is fixed with a stopper, which is embedded in the inside of the spring hole, and a spring is connected with the inner wall of one side of the spring hole, and the spring can make the connecting rod 8 reset; this structure is convenient The assembly of the device improves the efficiency of assembly and is beneficial to the replacement and maintenance of the local structure of the device.

In this embodiment, preferably, a spacer block 5 is fixed at the bottom end of the column 3 , and a receiving groove 17 is formed on the top of the spacer block 5 . The receiving groove 17 is convenient for accommodating the metal plate 6 and the metal cone 20 . Two sliding grooves 18 with an "L"-shaped cross section are symmetrically opened. The sliding grooves 18 are convenient for the sliding of the sliding block 19. The interior of the receiving groove 17 is provided with a metal plate 6. Two sides of the metal plate 6 are symmetrically fixed with two sliding grooves. Block 19, two sliding blocks 19 are respectively embedded in the corresponding sliding grooves 18, one end of the metal plate 6 penetrates to the outside of the spacer block 5, and a plurality of metal cones 20 are fixed at the bottom of the metal plate 6 at equal distances. The metal cones 20 can be Embedding it into the ground can improve the stability of the device and prevent it from being deflected by external forces. The cross-section of the metal plate 6 is an “L”-shaped structure, and the other end of the metal plate 6 and the inner wall of the accommodating groove 17 are fixed by bolts connect.

In this embodiment, preferably, a wear-resistant plate with an arc-shaped cross-section is fixed on the surface of the transverse plate 2, and the wear-resistant plate is made of polytetrafluoroethylene and has good friction resistance, and the outer side of the column 3 is fixed at equal distances. There are several top blocks with a "T" shape in cross section.

The working principle and use process of the utility model: when the utility model is in use, the top plate 1 and the upright column 3 are first connected, and the extrusion block is pushed to drive the connecting rod 8 to slide in the same direction inside the first limiting groove 7 , when the connecting rod 8 moves, it also drives the chuck 14 and the pin 15 to move in the same direction until one side of the connecting rod 8 is in contact with the inner wall of one side of the first limit groove 7, and the connecting rod 8 also squeezes the spring, Make it contracted by force, and then insert the fixing block 10 at the bottom of the top plate 1 into the inside of the second limiting groove 9, the rubber pad on the inner wall surface of the second limiting groove 9 is in close contact with the surface of the fixing block 10, and the connecting rod 8 One end of the spring is also embedded into the third limit groove 11, release the pressed extrusion block, after the spring loses its extrusion, it resumes its deformation, and pushes the connecting rod 8 in the opposite direction, so that it drives the chuck 14 to be embedded in the corresponding The inside of the first card slot 12 drives the card pin 15 to be embedded in the second card slot 13 at the same time, so that the top plate 1 and the upright column 3 are connected. Replace and maintain the local structure; then move the metal plate 6 so that it drives the sliding blocks 19 on both sides to slide inside the sliding groove 18 until it slides to the bottom of the sliding groove 18, and a part of the metal plate 6 slides to the bottom of the sliding groove 18. Outside the spacer block 5, a plurality of metal cones 20 at the bottom of the metal plate 6 are embedded into the ground, and then the metal plate 6 is fixedly connected to the inner wall of one side of the accommodating groove 17 through bolts. This structure can improve the stability of the device and avoid It is deflected under the action of external force, and at the same time, the metal plate 6 and the metal cone 20 can also be accommodated in the accommodating groove 17 when not in use.

Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes and modifications can be made to these embodiments without departing from the principles and spirit of the present invention , alternatives and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (7)

1. The utility model provides a subway engineering construction is with strutting arrangement, includes roof (1), diaphragm (2) and two stand (3), its characterized in that: the transverse plate (2) is fixed on the top of the top plate (1), the top end of the upright post (3) is fixed with a connecting block (4), the top of the connecting block (4) is provided with a second limiting groove (9), the bottom of the top plate (1) is symmetrically fixed with two fixing blocks (10), one side of each fixing block (10) is provided with a second clamping groove (13), the fixing blocks (10) are embedded into the second limiting groove (9), the bottom of the top plate (1) is provided with a third limiting groove (11) relative to one side of the corresponding fixing block (10), the inner wall of one side of the third limiting groove (11) is provided with two first clamping grooves (12), one side of the connecting block (4) is provided with a first limiting groove (7) in a penetrating manner, the inner wall of one side of the first limiting groove (7) is provided with a through hole communicated with the second limiting groove (9) in a penetrating manner, and a connecting rod (8) with an L-shaped structure in section is arranged inside the first limiting groove (7), the one end of connecting rod (8) is fixed with the extrusion piece, the other end of connecting rod (8) imbeds to the inside of third spacing groove (11), the inboard of connecting rod (8) is fixed with two dops (14), dop (14) are embedded into to the inside that corresponds first draw-in groove (12), the inboard of connecting rod (8) is fixed with bayonet lock (15), bayonet lock (15) run through the through-hole and imbed to the inside of second draw-in groove (13).

2. The support device for subway engineering construction according to claim 1, wherein: and a rubber pad is fixed on the surface of the inner wall of the second limiting groove (9), and the rubber pad is tightly attached to the surface of the fixing block (10).

3. The support device for subway engineering construction according to claim 1, wherein: a notch is formed in the surface of one side of the first limiting groove (7) in a penetrating mode, a baffle (16) is fixed to the outer side of the connecting rod (8), and one end of the baffle (16) is embedded into the notch.

4. The support device for subway engineering construction according to claim 1, wherein: the spring hole has been seted up in a side surface run-through of connecting rod (8), the opposite side inner wall of first spacing groove (7) is fixed with the fender stake, keep off the stake embedding to the inside in spring hole to with be connected with the spring between the one side inner wall in spring hole.

5. The support device for subway engineering construction according to claim 1, wherein: the bottom mounting of stand (3) has cushion (5), holding tank (17) have been seted up at the top of cushion (5), sliding tray (18) that two cross-sections are "L" type structure are seted up to the both sides inner wall symmetry of holding tank (17), the inside of holding tank (17) is provided with metal sheet (6), the bilateral symmetry of metal sheet (6) is fixed with two sliding blocks (19), two sliding block (19) imbed respectively to the inside that corresponds sliding tray (18), the outside to cushion (5) is run through to the one end of metal sheet (6), the bottom equidistance of metal sheet (6) is fixed with a plurality of metal cones (20).

6. The support device for subway engineering construction as claimed in claim 5, wherein: the cross-section of metal sheet (6) is "L" type structure, pass through bolt fixed connection between the inner wall of the other end of metal sheet (6) and holding tank (17).

7. The support device for subway engineering construction according to claim 1, wherein: wear-resisting plates with arc-shaped sections are fixed on the surfaces of the transverse plates (2), and a plurality of top blocks with T-shaped sections are fixed on the outer sides of the upright columns (3) at equal intervals.

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