CN214245756U

CN214245756U - Protective device for supporting foundation pit

Info

Publication number: CN214245756U
Application number: CN202121847678.5U
Authority: CN
Inventors: 刘伟; 申仲珩; 傅志华
Original assignee: China Construction Second Engineering Bureau Co Ltd
Current assignee: China Construction Second Engineering Bureau Co Ltd
Priority date: 2021-08-09
Filing date: 2021-08-09
Publication date: 2021-09-21
Anticipated expiration: 2031-08-09

Abstract

The utility model discloses a protective device for supporting a foundation pit, which comprises a spacing baffle plate, a positioning support frame, a positioning mechanism and a fixing mechanism; the positioning support frame is arranged between the pair of positioning mechanisms through a plurality of fixing mechanisms, and a limiting partition plate is arranged outside the positioning mechanisms; the positioning mechanism comprises a plurality of positioning cylinders, a pair of positioning rods and a limiting block; the pair of positioning rods are in socket joint connection with the side surfaces of the positioning cylinders, and a limiting block is arranged between every two adjacent positioning cylinders; the fixing mechanism comprises a fixing supporting block and a connecting shaft; the fixed supporting block is arranged on one side, away from the limiting partition plate, of the positioning cylinder, one end of the connecting shaft is in threaded connection with the fixed supporting block, and one end, extending out of the positioning cylinder, of the connecting shaft is connected with the limiting partition plate in a clamped mode. The utility model can adjust the size according to the size of the foundation pit, and is suitable for foundation pits with various sizes; on the one hand, too much construction waste can be avoided in multiple turnover use, and on the other hand, the foundation pit can be supported, so that collapse of the foundation pit slope is avoided.

Description

Protective device for supporting foundation pit

Technical Field

The utility model relates to a foundation ditch supports technical field, especially a protector for support foundation ditch.

Background

The foundation pit is a soil pit excavated at the design position of the foundation according to the elevation of the foundation and the plane size of the foundation. The foundation pit edge protection is a supporting, blocking, reinforcing and protecting measure adopted for the side wall of the foundation pit and the surrounding environment in order to ensure the safety of the surrounding environment of the foundation pit.

The foundation pit edge protection is an essential link in foundation pit construction. The foundation pit with the depth not more than 2 m can be protected by adopting the edge protection with the height of 1.2 m, and the foundation pit with the depth more than 2 m must be protected in a closed way by adopting a dense mesh type safety net. In addition, the distance between the edge-facing guard rail and the side opening of the foundation pit is not less than 50 cm.

At present, the edge-facing support protection of the foundation pit generally adopts a soil nailing wall structure for protection, and a safety net needs to be additionally arranged after a certain height is reached. This approach has the following disadvantages: 1. the easily produced construction waste is more, which is not beneficial to environmental protection; 2. the firmness and stability are poor, the structure is easy to deform and the foundation pit collapses due to water and soil loss and the like.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a protective device for supporting a foundation pit, which solves the technical problem of how to improve the stability and firmness of the foundation pit by using the protective device to support the foundation pit, thereby avoiding the generation of potential safety hazards; utilize whole strutting arrangement, the on-the-spot equipment can, also be convenient for the ann of device tear open and have enough to meet the need the use, avoid on-the-spot preparation to produce too much building rubbish, be unfavorable for the environmental protection.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a protective device for supporting a foundation pit, which comprises a spacing baffle plate, a positioning support frame, a positioning mechanism and a fixing mechanism; the positioning support frame is arranged between the pair of positioning mechanisms through a plurality of fixing mechanisms, and a limiting partition plate is arranged outside the positioning mechanisms;

the positioning mechanism comprises a plurality of positioning cylinders, a pair of positioning rods and a limiting block; the pair of positioning rods are in socket joint connection with the side surfaces of the positioning cylinders, and a limiting block is arranged between every two adjacent positioning cylinders;

the fixing mechanism comprises a fixing supporting block and a connecting shaft; the fixed supporting block is arranged on one side, away from the limiting partition plate, of the positioning cylinder, one end of the connecting shaft is in threaded connection with the fixed supporting block, and one end, extending out of the positioning cylinder, of the connecting shaft is connected with the limiting partition plate in a clamped mode.

Furthermore, a pair of first through holes which transversely penetrate through the positioning barrel are formed in the positioning barrel, and the positioning rod is in threaded connection with the first through holes and the limiting block.

Further, the fixed supporting block is a triangular supporting block or a square supporting block.

Furthermore, threaded holes are formed in the triangular supporting block and the square supporting block.

Furthermore, a plurality of second through holes which penetrate longitudinally are distributed between the pair of first through holes on the positioning cylinder, and the connecting shaft is respectively in threaded connection with the second through holes and the fixed supporting block.

Furthermore, the positioning support frame is vertically connected by a transverse rod and a longitudinal rod to form a rectangle, and the transverse rod and the longitudinal rod are telescopic support rods.

Furthermore, the locating lever is scalable locating lever, is formed by socket rod and adapter sleeve pole sliding connection, still is provided with the locating part that is used for fixed locating lever length on it.

Furthermore, a cross-shaped notch is formed in the connecting shaft, and a cross-shaped bulge matched with the cross-shaped notch is formed in the limiting partition plate; the cross groove mouth is inserted on the cross bulge.

Furthermore, one end of the limiting baffle plate is provided with a socket slot, and the other end of the limiting baffle plate is provided with a socket rod matched with the socket slot; the top of the limiting partition board is provided with a fixed rod, and the bottom of the limiting partition board is provided with a fixed jack matched with the fixed rod.

The beneficial effects of the utility model are embodied in.

1. The utility model provides a pair of a protection device for supporting foundation ditch, location braced frame prescribe a limit to a pair of positioning mechanism's distance, plays the supporting role simultaneously, and positioning mechanism sets up in the foundation ditch both sides, mutually supports with spacing baffle, forms the extrusion to the foundation ditch both sides, and then can effectually prevent that the inside side slope of foundation ditch from collapsing, prevents that the foundation ditch from warping, influences the construction progress.

2. The utility model provides a protective device for supporting a foundation pit, a positioning rod in a positioning mechanism is in threaded connection with a positioning cylinder and a limiting block, so that the space between adjacent positioning cylinders can be limited, and the stability of the positioning mechanism can be improved; can be according to positioning mechanism to the needs and the size of active area of spacing baffle holding power, the quantity of a location section of thick bamboo and stopper in the adjustment positioning mechanism has avoided traditional to face limit protector welding mode and has connected, and extravagant man-hour is favorable to reducing construction cost.

3. The utility model provides a protective device for supporting a foundation pit, wherein a fixed supporting block in a fixing mechanism is used for supporting a positioning and supporting frame, a connecting shaft is clamped on a limiting baffle plate through a cross notch arranged at the end part of the connecting shaft, and is clamped through the positioning and supporting frame; convenient the utility model discloses an ann tears open, and the turnover is convenient, and convenient transportation is favorable to advancing the propulsion of green construction, is favorable to the environmental protection.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The primary objects and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic structural diagram of the middle positioning mechanism of the present invention.

Fig. 3 is an installation schematic diagram of the middle positioning mechanism and the positioning support frame of the present invention.

Fig. 4 is a schematic structural diagram of the middle fixing mechanism of the present invention.

Reference numerals: 1-limiting partition plate, 2-positioning support frame, 3-positioning rod, 4-positioning cylinder, 5-first through hole, 6-second through hole, 7-positioning mechanism, 8-connecting shaft, 9-limiting block, 10-triangular supporting block, 11-square supporting block, 12-threaded hole and 13-cross notch.

Detailed Description

The technical solutions of the present invention are described in detail below by way of examples, which are only exemplary and can be used only for explaining and explaining the technical solutions of the present invention, but not for explaining the limitations of the technical solutions of the present invention.

As shown in fig. 1 to 3, the utility model relates to a protective device for supporting a foundation pit, which comprises a spacing baffle plate 1, a positioning support frame 2, a positioning mechanism 7 and a fixing mechanism; the positioning support frame 2 is arranged between the pair of positioning mechanisms 7 through a plurality of fixing mechanisms, and the outer sides of the positioning mechanisms 7 are provided with limiting partition plates 1; the top of the limiting partition plate 1 is provided with a fixed rod, the bottom of the limiting partition plate is provided with a fixed jack matched with the fixed rod, the height and the length of the limiting partition plate 1 can be adjusted according to the height and the length of a foundation pit, and the limiting partition plate 1 can be supported on the other two sides of the positioning and supporting frame 2. The positioning support frame 2 is formed by vertically connecting a transverse rod and a longitudinal rod into a rectangle, the transverse rod and the longitudinal rod are telescopic support rods, and the length of the transverse rod and the length of the longitudinal rod can be adjusted according to the size of a foundation pit.

The positioning mechanism 7 comprises a plurality of positioning cylinders 4, a pair of positioning rods 3 and a limiting block 9; the pair of positioning rods 3 are connected with the side surfaces of the positioning cylinders 4 in a socket joint mode, and a limiting block 9 is arranged between every two adjacent positioning cylinders 4. The positioning rod 3 is a telescopic positioning rod 3 and is formed by slidably connecting an insertion rod and a connecting sleeve rod, and a limiting part for fixing the length of the positioning rod 3 is further arranged on the telescopic positioning rod.

Location braced frame 2 is injectd a pair of positioning mechanism 7's distance, plays the supporting role simultaneously, and positioning mechanism 7 sets up in the foundation ditch both sides, mutually supports with spacing baffle 1, forms the extrusion to the foundation ditch both sides, and then can effectually prevent that the inside side slope of foundation ditch from collapsing, prevents that the foundation ditch from warping, influences the construction progress.

A pair of first through holes 5 which transversely penetrate through the positioning barrel 4 is formed in the positioning barrel, and the positioning rod 3 is in threaded connection with the first through holes 5 and the limiting block 9; the fixed supporting block is a triangular supporting block 10 or a square supporting block 11, and threaded holes 12 are formed in the triangular supporting block 10 and the square supporting block 11. A plurality of second through holes 6 which longitudinally penetrate through are distributed between the pair of first through holes 5 on the positioning cylinder 4, and the connecting shaft 8 is respectively in threaded connection with the second through holes 6 and the fixed supporting block.

Therefore, the positioning rod 3 in the positioning mechanism 7 is in threaded connection with the positioning cylinders 4 and the limiting block 9, so that the distance between the adjacent positioning cylinders 4 can be limited, and the stability of the positioning mechanism 7 can be improved; can be according to positioning mechanism 7 to the needs and the size of active area of 1 holding power of spacing baffle, the quantity of a location section of thick bamboo 4 and stopper 9 in the adjustment positioning mechanism 7 has avoided traditional to face limit protector welding mode and has connected, and extravagant man-hour is favorable to reducing construction cost.

As shown in fig. 4, the fixing mechanism includes a fixing support block and a connecting shaft 8; the fixed supporting shoe sets up in a location section of thick bamboo 4 one side of keeping away from

spacing baffle

1, and 8 one end of connecting axle and fixed supporting shoe threaded connection extend the one end and the joint of a location section of thick bamboo 4 on spacing baffle 1. One end of the limiting clapboard 1 is provided with a socket slot, and the other end is provided with a socket rod matched with the socket slot; a cross notch 13 is arranged on the connecting shaft 8, and a cross bulge matched with the cross notch 13 is arranged on the inner side of the limiting partition plate 1; the cross-shaped notch 13 is inserted on the cross-shaped bulge.

The utility model has the advantages of simple structure, the size of most structures is adjustable can dismantle, has guaranteed the utility model discloses can have enough to meet the need the use, reduce building rubbish, environmental protection more is favorable to advancing the development process of green construction.

The above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be considered by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides a protector for be used for supporting foundation ditch which characterized in that: comprises a limiting clapboard (1), a positioning support frame (2), a positioning mechanism (7) and a fixing mechanism; the positioning support frame (2) is arranged between the pair of positioning mechanisms (7) through a plurality of fixing mechanisms, and the outer sides of the positioning mechanisms (7) are provided with limiting partition plates (1);

the positioning mechanism (7) comprises a plurality of positioning cylinders (4), a pair of positioning rods (3) and a limiting block (9); the pair of positioning rods (3) are in socket joint connection with the side surfaces of the positioning cylinders (4), and a limiting block (9) is arranged between every two adjacent positioning cylinders (4);

the fixing mechanism comprises a fixing supporting block and a connecting shaft (8); the fixed supporting block is arranged on one side, away from the limiting partition plate (1), of the positioning cylinder (4), one end of the connecting shaft (8) is in threaded connection with the fixed supporting block, and one end, extending out of the positioning cylinder (4), of the connecting shaft is connected with the limiting partition plate (1) in a clamped mode.

2. The protection device for supporting a foundation pit according to claim 1, wherein the positioning cylinder (4) is provided with a pair of first through holes (5) which transversely penetrate through the positioning cylinder, and the positioning rod (3) is in threaded connection with the first through holes (5) and the limiting block (9).

3. A guard for supporting a foundation pit as claimed in claim 2, wherein the fixed support block is a triangular support block (10) or a square support block (11).

4. A guard for supporting a foundation pit as claimed in claim 3, wherein the triangular (10) and square (11) support blocks are provided with threaded holes (12).

5. The protection device for supporting a foundation pit according to claim 4, wherein a plurality of second through holes (6) longitudinally penetrating are distributed between the pair of first through holes (5) on the positioning cylinder (4), and the connecting shaft (8) is respectively in threaded connection with the second through holes (6) and the fixed supporting block.

6. A shield device for supporting a foundation pit as claimed in claim 5, wherein the positioning and supporting frame (2) is formed in a rectangular shape by vertically connecting a transverse rod and a longitudinal rod, and both the transverse rod and the longitudinal rod are telescopic supporting rods.

7. The protection device for supporting a foundation pit according to claim 6, wherein the positioning rod (3) is a telescopic positioning rod (3) formed by slidably connecting a socket rod and a connecting sleeve rod, and a limiting member for fixing the length of the positioning rod (3) is further arranged on the telescopic positioning rod.

8. The protection device for supporting the foundation pit is characterized in that a cross-shaped notch (13) is formed in the connecting shaft (8), and a cross-shaped bulge matched with the cross-shaped notch (13) is formed in the limiting partition plate (1); the cross-shaped notch (13) is inserted on the cross-shaped bulge.

9. The protection device for supporting the foundation pit as claimed in claim 8, wherein one end of the limiting partition plate (1) is provided with a socket slot, and the other end is provided with a socket rod matched with the socket slot; the top of the limiting partition plate (1) is provided with a fixed rod, and the bottom of the limiting partition plate is provided with a fixed jack matched with the fixed rod.