CN216765922U

CN216765922U - Earthwork foundation pit supporting structure for building construction

Info

Publication number: CN216765922U
Application number: CN202220449102.1U
Authority: CN
Inventors: 杨庆梅
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-02
Filing date: 2022-03-02
Publication date: 2022-06-17
Anticipated expiration: 2032-03-02

Abstract

The utility model provides an earthwork foundation pit supporting structure for building construction, and belongs to the technical field of supporting structures. The technical scheme includes that the device mainly aims at the problems that the existing device is not firm enough in fixation and poor in stability, the device comprises a bottom plate and a baffle plate, the baffle plate is hinged with the bottom plate through a fixing shaft, a supporting assembly is arranged between the bottom plate and the baffle plate, a fixing nail penetrates through the bottom plate, an anti-falling assembly penetrates through the fixing nail, the anti-falling assembly comprises a rotating column, a moving cylinder and a locking nail, a lead screw is arranged at the bottom end of the rotating column, the bottom end of the lead screw penetrates through the moving cylinder, an extrusion block is arranged on the moving cylinder, the extrusion block is in contact with one end of the locking nail, and a reset spring is sleeved on the locking nail; through the arrangement of the fixing nail, the rotating column, the screw rod, the moving cylinder, the extrusion block and the locking nail, the device is more firmly fixed and has higher stability; through the arrangement of the supporting rod, the groove, the elastic sheet, the moving plate and the positioning pin, the device is more firm in support and convenient to transport.

Description

Earthwork foundation pit supporting structure for building construction

Technical Field

The utility model relates to the technical field of supporting structures, in particular to an earthwork foundation pit supporting structure for building construction.

Background

During building construction, a foundation pit is usually dug firstly, the foundation pit is a soil pit dug at a designed position of a foundation according to the base elevation and the base plane size, the foundation pit needs to be supported in order to avoid soil collapse at the edge of the foundation pit, and a foundation pit supporting structure is usually used for supporting the wall of the foundation pit at the present stage.

The utility model discloses a foundation ditch support like patent number CN202120562324.X, this support is provided with backplate, spud pile, limit structure, sliding sleeve, retaining structure and swing arm, and through limit structure restriction sliding sleeve removal, through the swing arm swing of retaining structure restriction to support the foundation ditch wall through backplate.

However, most of the conventional supporting devices are composed of a bottom plate, a supporting rod and a supporting plate, when the supporting device is used, the bottom plate is placed on the ground, and the supporting plate is supported through the supporting rod, but the bottom is not fixed, so that the displacement is easy to occur, and the device is not fixed firmly enough and has low stability.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides an earthwork foundation pit supporting structure for building construction, which aims to solve the problems of insufficient firmness in fixation and poor stability of the conventional device.

The utility model relates to an earth foundation pit supporting structure for building construction, which is achieved by the following specific technical means:

the utility model provides a construction's earthwork excavation supporting construction, includes bottom plate and baffle, the baffle passes through the fixed axle and is articulated with the bottom plate, the fixed axle sets up on the bottom plate, the bottom plate with be provided with supporting component between the baffle, wear to be equipped with the staple in the bottom plate, the staple is provided with two sets ofly relatively, wear to be equipped with the anticreep subassembly in the staple, the anticreep subassembly includes the column spinner, removes a section of thick bamboo and check pin, wear out on the column spinner top outside the check pin, the column spinner bottom is provided with the lead screw, the lead screw bottom is worn to establish in moving a section of thick bamboo, it is provided with the extrusion piece on the removal section of thick bamboo, the extrusion piece with check pin one end contact, the cover is equipped with reset spring on the check pin, the check pin end is worn out outside the check pin.

The above technical solution further comprises: the supporting component comprises a supporting rod, a plurality of groups of positioning grooves are formed in the baffle, the supporting rod is located in the groove, the groove is formed in the bottom plate, and the top end of the supporting rod penetrates through one group of positioning grooves.

The above technical solution further comprises: the top end of the supporting rod is provided with a locking assembly in a penetrating mode, the locking assembly comprises a moving plate and an elastic sheet, the elastic sheet is in contact with one side of the moving plate, the other side of the moving plate is provided with a positioning pin and a pressing rod respectively, the tail end of the positioning pin penetrates through a positioning hole, and the positioning hole is formed in the positioning groove.

The above technical solution further comprises: the bottom plate is provided with a sliding groove, a fixing assembly is arranged in the sliding groove in a penetrating mode and comprises a compression spring and a sliding block, the compression spring is in contact with the side edge of the sliding block, a fixing rod is arranged on the sliding block and corresponds to the fixing hole, and the fixing hole is formed in the top edge of the baffle.

The above technical solution further comprises: a waterproof layer is arranged on one side of the baffle, a clamping groove is formed in the other side of the baffle, and a warning board is arranged in the clamping groove.

The above technical solution further comprises: the bottom plate is provided with a through groove and a placing groove respectively, and the placing groove is matched with the fixing nail.

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

first, during the use device, place the bottom plate on ground, insert the staple underground again, make the bottom plate fix on ground, then rotate the column spinner, make it drive the lead screw and rotate, under the effect of screw thread, make the removal section of thick bamboo drive the extrusion piece and remove, extrude the staple outside through the extrusion piece, form barb structure with the staple, lock the staple in underground, thereby fix the bottom plate firm in situ, avoid the device to take place the displacement, through the staple, the column spinner, the lead screw, the removal section of thick bamboo, the setting of extrusion piece and staple, make the device fix more firm, stability is higher.

Second, during the use device, expand the baffle, and outside the recess is gone out with the bracing piece rotation, make the top card of bracing piece go into in the constant head tank, under the effect of flexure strip, the locating pin on the movable plate inserts in the locating hole, thereby be connected the bracing piece with the baffle, support the baffle through the bracing piece, after finishing using, press the depression bar, can withdraw from the locating hole with the locating pin outside, thereby relieve the locking to the bracing piece, withdraw the recess with the bracing piece in, and fold the baffle to the bottom plate on, the realization is to accomodating of device, through the bracing piece, the recess, the flexure strip, the setting of movable plate and locating pin, make the device support more firm, and be convenient for transport.

Drawings

Fig. 1 is an overall view of an earth foundation pit supporting structure for building construction according to the present invention.

Fig. 2 is an exploded view of an earthwork excavation supporting structure of construction according to the present invention.

Fig. 3 is an enlarged schematic view of the area a in fig. 2.

Fig. 4 is a schematic view of an anti-slip assembly in an earthwork foundation pit supporting structure for building construction according to the present invention.

Fig. 5 is a schematic view of a storage state of the earthwork foundation pit supporting structure for building construction according to the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a base plate; 2. a support bar; 3. a baffle plate; 4. a fixing hole; 5. a through groove; 6. a waterproof layer; 7. a fixed shaft; 8. a groove; 9. a placement groove; 10. fixing the rod; 11. a chute; 12. a compression spring; 13. a slider; 14. a screw rod; 15. fixing nails; 16. a spin column; 17. a warning board; 18. a card slot; 19. positioning holes; 20. positioning pins; 21. positioning a groove; 22. a pressing lever; 23. moving the plate; 24. an elastic sheet; 25. moving the drum; 26. a return spring; 27. locking nails; 28. and extruding the block.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

Example (b):

as shown in figures 1 to 5:

the utility model provides an earthwork foundation pit supporting structure for building construction, which comprises a bottom plate 1 and a baffle plate 3, wherein the baffle plate 3 is hinged with the bottom plate 1 through a fixed shaft 7, a supporting assembly is arranged between the bottom plate 1 and the baffle plate 3, a fixing nail 15 penetrates through the bottom plate 1, an anti-falling assembly penetrating through the fixing nail 15 comprises a rotating column 16, a moving cylinder 25 and a locking nail 27, a screw rod 14 is arranged at the bottom end of the rotating column 16, the bottom end of the screw rod 14 penetrates through the moving cylinder 25, an extrusion block 28 is arranged on the moving cylinder 25, the extrusion block 28 is contacted with one end of the locking nail 27, a reset spring 26 is sleeved on the locking nail 27, and the tail end of the locking nail 27 penetrates out of the fixing nail 15. When the device is used, the bottom plate 1 is placed on the ground, the fixing nail 15 is inserted into the ground, the bottom plate 1 is fixed on the ground, the rotary column 16 is rotated to drive the screw rod 14 to rotate, the movable barrel 25 drives the extrusion block 28 to move under the action of the threads, the locking nail 27 is extruded out of the fixing nail 15 through the extrusion block 28, the locking nail and the fixing nail 15 form an agnail structure, the fixing nail 15 is locked underground, the bottom plate 1 is firmly fixed in place, the device is prevented from displacing, the stability of the device is improved, and the device is more reliable.

Referring to fig. 1 to 3, the supporting assembly includes a supporting rod 2, a plurality of positioning slots 21 are disposed on the baffle 3, the supporting rod 2 is disposed in the groove 8, and the top end of the supporting rod 2 penetrates through one of the positioning slots 21. The locking assembly penetrating through the top end of the support rod 2 comprises a moving plate 23 and an elastic sheet 24, the elastic sheet 24 is in contact with one side of the moving plate 23, a positioning pin 20 and a pressing rod 22 are respectively arranged on the other side of the moving plate 23, and the tail end of the positioning pin 20 penetrates through a positioning hole 19. When the device is used, the baffle 3 is unfolded, the top end of the support rod 2 is clamped into the positioning groove 21, under the action of the elastic sheet 24, the positioning pin 20 on the movable plate 23 is inserted into the positioning hole 19, the baffle 3 is supported through the support rod 2, the device is more firm in support, the pressing rod 22 is pressed after use is finished, the positioning pin 20 can be withdrawn from the positioning hole 19, the locking of the support rod 2 is released, the support rod 2 is withdrawn into the groove 8, the baffle 3 is folded onto the bottom plate 1, the device is stored, the size of the device is reduced, and the device is convenient for transportation by workers.

Referring to fig. 1, 2 and 5, a sliding groove 11 is formed in the bottom plate 1, a fixing component penetrating through the sliding groove 11 includes a compression spring 12 and a sliding block 13, a fixing rod 10 is disposed on the sliding block 13, the fixing rod 10 corresponds to the fixing hole 4, and the fixing hole 4 is formed in the top edge of the baffle 3. After the baffle 3 is folded on the bottom plate 1, under the action of the compression spring 12, the sliding block 13 moves in the sliding groove 11, so that the fixing rod 10 is inserted into the fixing hole 4, the baffle 3 is fixed on the bottom plate 1, and the baffle 3 is prevented from being randomly unfolded.

Referring to fig. 2, a waterproof layer 6 is arranged on one side of the baffle 3, a clamping groove 18 is formed on the other side of the baffle 3, and a warning board 17 is arranged in the clamping groove 18. The waterproof layer 6 can prevent the baffle 3 from being wetted by water and corroded, and the service life of the device is prolonged; the warning board 17 can play a warning role, and the safety of the device is improved.

Referring to fig. 1 and 2, the bottom plate 1 is respectively provided with a through slot 5 and a placing slot 9, and the placing slot 9 is adapted to the fixing nail 15. The through grooves 5 can reduce the weight of the device; when the device is not used, the fixing nail 15 can be inserted into the placing groove 9, so that the transportation of workers is facilitated.

The specific use mode and function of the embodiment are as follows: when the device is used, the baffle 3 is unfolded, the top end of the supporting rod 2 is clamped into the positioning groove 21, under the action of the elastic sheet 24, the positioning pin 20 on the moving plate 23 is inserted into the positioning hole 19, the baffle 3 is supported through the supporting rod 2, the device is more firm in support, the fixing nail 15 is inserted underground, the bottom plate 1 is fixed on the ground, then the rotating column 16 is rotated to drive the screw rod 14 to rotate, under the action of the threads, the moving cylinder 25 drives the extrusion block 28 to move, the locking nail 27 is extruded out of the fixing nail 15 through the extrusion block 28, the fixing nail 15 and the fixing nail 15 form a barb structure, the fixing nail 15 is locked underground, the bottom plate 1 is firmly fixed in place, the device is prevented from displacing, the stability of the device is improved, and the device is more reliable. After finishing using, press down the depression bar 22, can withdraw from locating pin 20 outside locating hole 19 to remove the locking to bracing piece 2, withdraw in recess 8 bracing piece 2, and fold baffle 3 to bottom plate 1 on, realize accomodating the device, reduce the volume of device, the staff's of being convenient for transports.

Claims

1. The utility model provides a construction's earthwork foundation ditch supporting construction, includes bottom plate (1) and baffle (3), baffle (3) are articulated through fixed axle (7) and bottom plate (1), fixed axle (7) set up on bottom plate (1), its characterized in that: bottom plate (1) with be provided with supporting component between baffle (3), wear to be equipped with staple (15) in bottom plate (1), staple (15) are provided with two sets ofly relatively, wear to be equipped with the anticreep subassembly in staple (15), the anticreep subassembly includes column spinner (16), a removal section of thick bamboo (25) and check lock (27), wear out on column spinner (16) top outside staple (15), column spinner (16) bottom is provided with lead screw (14), establish is worn to lead screw (14) bottom in a removal section of thick bamboo (25), be provided with on a removal section of thick bamboo (25) extrusion piece (28), extrusion piece (28) with check lock (27) one end contact, the cover is equipped with reset spring (26) on check lock (27), check lock (27) end is worn out outside staple (15).

2. The earth foundation pit supporting structure for construction according to claim 1, wherein: the supporting component comprises a supporting rod (2), a plurality of groups of positioning grooves (21) are formed in the baffle (3), the supporting rod (2) is located in a groove (8), the groove (8) is formed in the bottom plate (1), and the top end of the supporting rod (2) penetrates through the positioning grooves (21).

3. The earth foundation pit supporting structure for construction according to claim 2, wherein: the top end of the support rod (2) is provided with a locking assembly in a penetrating mode, the locking assembly comprises a moving plate (23) and an elastic sheet (24), the elastic sheet (24) is in contact with one side of the moving plate (23), the other side of the moving plate (23) is provided with a positioning pin (20) and a pressing rod (22) respectively, the tail end of the positioning pin (20) is arranged in the positioning hole (19) in a penetrating mode, and the positioning hole (19) is formed in the positioning groove (21).

4. The earth foundation pit supporting structure for construction according to claim 1, wherein: the novel fixing device is characterized in that a sliding groove (11) is formed in the bottom plate (1), a fixing component is arranged in the sliding groove (11) in a penetrating mode and comprises a compression spring (12) and a sliding block (13), the compression spring (12) is in contact with the side edge of the sliding block (13), a fixing rod (10) is arranged on the sliding block (13), the fixing rod (10) corresponds to the fixing hole (4), and the fixing hole (4) is formed in the top edge of the baffle plate (3).

5. The earth foundation pit supporting structure for construction according to claim 1, wherein: a waterproof layer (6) is arranged on one side of the baffle (3), a clamping groove (18) is formed in the other side of the baffle (3), and a warning board (17) is arranged in the clamping groove (18).

6. The earth foundation pit supporting structure for construction according to claim 1, wherein: the bottom plate (1) is provided with a through groove (5) and a placing groove (9) respectively, and the placing groove (9) is matched with the fixing nail (15).