CN215594047U

CN215594047U - A excavation supporting device for construction

Info

Publication number: CN215594047U
Application number: CN202121651394.9U
Authority: CN
Inventors: 袁爱强
Original assignee: Yuan Aiqiang
Current assignee: Yuan Aiqiang
Priority date: 2021-07-20
Filing date: 2021-07-20
Publication date: 2022-01-21
Anticipated expiration: 2031-07-20

Abstract

The utility model discloses a foundation pit supporting device for building construction, and belongs to the technical field of buildings. The utility model provides a foundation ditch supporting device for construction, includes the backup pad, and the backup pad outside is bilateral symmetry structure and is equipped with two support columns, and the support column outside is bilateral symmetry structure and has seted up two draw-in grooves, and support column antetheca upper portion articulates there is the ejector pin, and the wall has set firmly the anchor strut behind the ejector pin, and the ejector pin antetheca articulates there is the regulation ejector pin, and double-screw bolt ejector pin lower extreme articulates there is the fixed plate, and the wall has set firmly the tight subassembly in top behind the fixed plate. The top rod and the reinforcing rod are additionally arranged, the top end of the supporting column is supported and protected through the top rod, and therefore the supporting effect of the top end of the supporting column is improved, and the supporting of the supporting plate is more stable and firm.

Description

A excavation supporting device for construction

Technical Field

The utility model relates to the technical field of buildings, in particular to a foundation pit supporting device for building construction.

Background

A pit is a space below the ground excavated for constructing a foundation and a basement of a building (including a structure). Excavation supporting, be for guaranteeing the safety of underground structure construction and foundation ditch all ring edge borders, the fender of adopting to foundation ditch lateral wall and all ring edge borders, reinforcement and safeguard measure, steel sheet pile and shaped steel stake are as current deep foundation ditch supporting technology, patent document that publication number is CN211571729U provides a excavation supporting device for construction among the prior art, the device is used for construction's excavation supporting device, the fastness of support is higher, be favorable to improving the security of operation, increase the life of device, be favorable to retrieving and recycling, reduce the replacement cost, can effectual saving cost, though the device beneficial effect is more, nevertheless still there are the following problems: the upper end of the support column can be tightly attached to the upper wall of the foundation pit through the adjusting rod, the lower end of the support column cannot be tightly attached to the outer wall of the foundation pit when being fixed, a gap exists, the support column is uneven in stress and easy to damage, and accordingly, the foundation pit supporting device for building construction is provided.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

The utility model aims to provide a foundation pit supporting device for building construction, which aims to solve the problems in the background technology.

2. Technical scheme

A foundation pit supporting device for building construction comprises a supporting plate, wherein two supporting columns are arranged on the outer portion of the supporting plate in a bilateral symmetry structure, two clamping grooves are formed in the outer portion of each supporting column in a bilateral symmetry structure, an ejector rod is hinged to the upper portion of the front wall of each supporting column, a reinforcing rod is fixedly arranged on the rear wall of each ejector rod, an adjusting ejector rod is hinged to the front wall of each ejector rod and comprises a rotating sleeve, a thread groove is formed in the inner wall of each rotating sleeve, a rotating groove is formed in the position, opposite to the upper side of the thread groove, of the inner portion of each rotating sleeve, a rotating ejector rod is sleeved on the upper portion of each rotating sleeve, a rotating block is fixedly arranged at the lower end of each rotating ejector rod, a stud ejector rod is sleeved on the lower portion of each rotating sleeve, a fixing plate is hinged to the lower end of each stud ejector rod, a jacking assembly is fixedly arranged on the rear wall of the fixing plate and comprises a top plate, a trapezoid plate is fixedly arranged at the front end of the top plate, the trapezoidal plate front end is equipped with the regulation pole, it has seted up two external screw threads to adjust the pole outside and be bilateral symmetry structure, the outside cover of external screw thread is equipped with the extrusion piece, the outside cover of extrusion piece is equipped with the locating plate.

Preferably, the lower end of the top rod is hinged with the top surface of the top plate.

Preferably, the rear end of the top plate is hinged with the front wall of the support column.

Preferably, the thread directions of the two external threads are opposite, and the external threads are in threaded fit with the extrusion blocks.

Preferably, the extrusion block and the trapezoidal plate are in sliding fit with the positioning plate.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

1. according to the utility model, the jacking component is additionally arranged, and the jacking component is adjusted to enable the top plate to jack the lower end of the support column against the outer wall of the foundation pit, so that the problems that the lower end of the support column cannot be tightly attached to the outer wall of the foundation pit when fixed, a gap exists, the support column is uneven in stress and easy to damage are solved, and the safety of the device support is greatly improved.

2. The top rod and the reinforcing rod are additionally arranged, the top end of the supporting column is supported and protected through the top rod, the supporting effect of the top end of the supporting column is further improved, the supporting plate is more stable and firm in supporting, the top rod is reinforced and supported through the reinforcing rod, the supporting effect of the top rod is further improved, the top rod is stressed more uniformly, and the service life is prolonged.

Drawings

FIG. 1 is a left side schematic view of the overall structure of the present invention;

FIG. 2 is a schematic diagram of the adjusting ejector rod structure according to the present invention;

FIG. 3 is a schematic disassembled view of the jacking assembly of the present invention;

the reference numbers in the figures illustrate: 1. a support plate; 2. a support pillar; 3. a top rod; 4. adjusting the ejector rod; 5. jacking the assembly; 6. a fixing plate; 201. a card slot; 301. a reinforcing rod; 401. rotating the sleeve; 402. a rotating groove; 403. rotating the ejector rod; 404. rotating the block; 405. a stud ejector rod; 501. a top plate; 502. a trapezoidal plate; 503. adjusting a rod; 504. an external thread; 505. extruding the block; 506. and (7) positioning the plate.

Detailed Description

Referring to fig. 1-3, the present invention provides a technical solution:

a foundation pit supporting device for building construction comprises a supporting plate 1, two supporting columns 2 are arranged on the outer portion of the supporting plate 1 in a bilateral symmetry structure, two clamping grooves 201 are formed in the outer portion of each supporting column 2 in a bilateral symmetry structure, the supporting plate 1 is convenient to install rapidly, a top rod 3 is hinged to the upper portion of the front wall of each supporting column 2, a reinforcing rod 301 is fixedly arranged on the rear wall of each top rod 3, the top rods 3 are supported and reinforced, an adjusting top rod 4 is hinged to the front wall of each top rod 3, the top rods 3 are convenient to push to tightly press and adjust the upper ends of the supporting columns 2, each adjusting top rod 4 comprises a rotating sleeve 401, a thread groove is formed in the inner wall of each rotating sleeve 401, a rotating groove 402 is formed in the rotating sleeve 403 at a position corresponding to the upper side of the thread groove, a rotating top rod is sleeved on the upper portion of each rotating sleeve 401, a rotating block 404 is fixedly arranged at the lower end of each rotating top rod 403, a stud top rod 405 is sleeved on the lower portion of each rotating sleeve 401, and a fixing plate 6 is hinged to the lower end of the stud top rod 405, the tight subassembly 5 in top has set firmly to the fixed plate 6 back wall, is convenient for adjust 2 lower extremes in support column tops tightly, and the tight subassembly 5 in top includes roof 501, and roof 501 front end is equipped with trapezoidal board 502 admittedly, and trapezoidal board 502 front end is equipped with adjusts pole 503, adjusts the outside bilateral symmetry structure that is of pole 503 and has seted up two external screw threads 504, and the outside cover of external screw thread 504 is equipped with extrusion piece 505, and the outside cover of extrusion piece 505 is equipped with locating plate 506.

Specifically, the lower end of the ejector rod 3 is hinged to the top surface of the top plate 501, so that the ejector rod 3 can be conveniently rotated and adjusted.

Further, roof 501 rear end is articulated with support column 2 antetheca, when being convenient for adjust ejector pin 4 and push up support column 2 upper end through top tight ejector pin 3 and remove, the rotatable regulation of support column 2 lower extreme.

Still further, the two external threads 504 are opposite in thread direction, and the external threads 504 are in threaded fit with the extrusion block 505, so that the extrusion is facilitated to push the trapezoidal plate 502 to move tightly.

In addition, the pressing blocks 505 and the trapezoidal plates 502 are slidably engaged with the positioning plate 506, so that the pressing blocks 505 move towards or relative to each other along a specific track, and then the trapezoidal plates 502 move outwards along a specific path.

The working principle is as follows: this device is used in the installation when protecting foundation ditch outer wall support, at first with the laminating of support column 2 back wall and foundation ditch outer wall, insert backup pad 1 through draw-in groove 201 and establish fixedly between two adjacent support columns 2 after that, firmly fix fixed plate 6 in the foundation ditch bottom surface through fixing device after that, then adjust pole 503 through the clockwise rotation of spanner, at this moment, it removes in opposite directions to adjust pole 503 through two extrusion pieces 505 of external screw thread 504 pulling, and extrude trapezoidal plate 502 to the outside, and trapezoidal plate 502 and roof 501 fixed connection, and then roof 501 top moves support column 2 lower extreme and foundation ditch outer wall and closely laminates, adjust regulation ejector pin 4 after that, make and rotate ejector pin 403 top tight ejector pin 3 with support column 2 upper end and foundation ditch outer wall closely laminate and can accomplish the device and strut.

Claims

1. The utility model provides a foundation ditch supporting device for construction, includes backup pad (1), its characterized in that: the utility model discloses a support plate, including backup pad (1), support column (2), ejector pin (401), rotation cover (401), the outside bilateral symmetry structure that is of support pad (1) is equipped with two support columns (2), two draw-in grooves (201) have been seted up to the outside bilateral symmetry structure that is of support column (2), it has ejector pin (3) to articulate on support column (2) antetheca upper portion, the back wall of ejector pin (3) has set firmly anchor strut (301), the antetheca articulates in ejector pin (3) antetheca has regulation ejector pin (4), it includes rotation cover (401) to adjust ejector pin (4), the thread groove has been seted up to rotation cover (401) inner wall, rotation cover (401) inside has seted up rotation groove (402) for the position of thread groove upside, rotation cover (401) upper portion cover is equipped with rotation ejector pin (403), rotation ejector pin (403) lower extreme has set firmly commentaries on classics piece (404), rotation cover (401) lower part cover is equipped with double-screw bolt ejector pin (405), double-screw-bolt ejector pin (405) lower extreme articulates there is fixed plate (6), fixed plate (6) rear wall has set firmly tight subassembly in top (5), tight subassembly in top (5) are including roof (501), roof (501) front end is equipped with trapezoidal board (502) admittedly, trapezoidal board (502) front end is equipped with adjusts pole (503), adjust pole (503) outside and be bilateral symmetry structure and seted up two external screw threads (504), the outside cover of external screw thread (504) is equipped with extrusion piece (505), the outside cover of extrusion piece (505) is equipped with locating plate (506).

2. A foundation pit supporting apparatus for use in building construction according to claim 1, wherein: the lower end of the ejector rod (3) is hinged with the top surface of the top plate (501).

3. A foundation pit supporting apparatus for use in building construction according to claim 1, wherein: the rear end of the top plate (501) is hinged with the front wall of the supporting column (2).

4. A foundation pit supporting apparatus for use in building construction according to claim 1, wherein: the thread directions of the two external threads (504) are opposite, and the external threads (504) are in threaded fit with the extrusion block (505).

5. A foundation pit supporting apparatus for use in building construction according to claim 1, wherein: the extrusion block (505) and the trapezoidal plate (502) are in sliding fit with the positioning plate (506).