CN218580667U

CN218580667U - Safety protection device for excavation of deep foundation pit of building

Info

Publication number: CN218580667U
Application number: CN202222897785.XU
Authority: CN
Inventors: 黄楚琪
Original assignee: Zhuji Lvze Environmental Protection Engineering Co ltd
Current assignee: Zhuji Lvze Environmental Protection Engineering Co ltd
Priority date: 2022-11-01
Filing date: 2022-11-01
Publication date: 2023-03-07
Anticipated expiration: 2032-11-01

Abstract

The utility model discloses a safety device for building deep basal pit excavation belongs to building safety device technical field, wherein includes protective housing, protective housing fixed surface wears to be equipped with the bearing, wear to be equipped with the pivot in the bearing, pivot lower extreme fixedly connected with screw thread post, screw thread post lower extreme threaded connection has the screwed pipe, through setting up screw thread post, screwed pipe and adjustable fender, when the protection height to deep basal pit needs to be adjusted, only need through rotating the turning block to drive the screw thread post and rotate, under the cooperation of screw thread post and screwed pipe, thereby drive adjustable fender and remove, simultaneously under the cooperation of first spout and first slider, make adjustable fender can directional removal, and then drive the movable fender downstream, can adjust protective device's protection height, make things convenient for constructor in time to adjust protective device's protection height according to the excavation degree of depth of deep basal pit, improved the safety effect to deep basal pit.

Description

Safety protection device for excavation of deep foundation pit of building

Technical Field

The utility model relates to a building safety device technical field, more specifically say, it relates to a safety device for building deep basal pit excavation.

Background

The building construction refers to the production activity in the engineering construction implementation stage, and is the construction process of various buildings, and comprises foundation engineering construction, main structure construction, roofing engineering construction, decoration engineering construction and the like, the construction operation site is called as a building construction site or a construction site, also called as a construction site, and the deep foundation pit refers to the engineering with the excavation depth of more than 5 meters or more than three layers of a basement, or the depth of less than 5 meters, but the geological conditions, the surrounding environment and underground pipelines are particularly complex, when earth is excavated, the sinking and deformation of adjacent buildings or structures, roads, pipelines and the like are prevented, and protective measures are taken if necessary.

The most volume of present deep basal pit safety device is great, and is comparatively loaded down with trivial details when the installation is dismantled, and patent grant number is CN213233492U, discloses a safety device for building deep basal pit excavation, can reduce shared space when carrying out deep basal pit's protection, and convenient the dismantlement, but can't be according to the height of the timely regulation protection of the excavation degree of depth of deep basal pit, can't reach good protecting effect.

SUMMERY OF THE UTILITY MODEL

(1) Technical problem to be solved

Not enough to prior art exists, the utility model aims to provide a safety device for building deep basal pit excavation, it has easy to assemble dismantlement, and can adjust protector's characteristics of height according to deep basal pit's the excavation degree of depth.

(2) Technical scheme

In order to achieve the purpose, the utility model provides a safety device for building deep basal pit excavation, including protective housing, protective housing fixed surface wears to be equipped with the bearing, wear to be equipped with the pivot in the bearing, pivot lower extreme fixedly connected with screw thread post, screw thread post lower extreme threaded connection has the screwed pipe, screwed pipe lower extreme fixedly connected with adjustable fender, fixed surface is connected with movable protection plate under the adjustable fender, fixed surface is connected with connecting bottom plate under the movable protection plate, fixed surface is connected with a plurality of first ground awl under the connecting bottom plate, pivot upper end fixedly connected with commentaries on classics piece.

When the safety protection device for building deep foundation pit excavation of the technical scheme is used, the rotating block is rotated through rotation, the threaded column is driven to rotate, the movable baffle is driven to move downwards, the movable protection plate is driven to move downwards, the protection height of the protection device can be adjusted, a constructor can conveniently adjust the protection height of the protection device in time according to the excavation depth of the deep foundation pit, and the safety protection effect on the deep foundation pit is improved.

Further, the protective housing openly fixedly connected with connecting box, the inside fixedly connected with spring of connecting box, spring right-hand member fixedly connected with connecting rod, the protective housing openly fixedly connected with snap ring, the position of snap ring is corresponding with the position of connecting box.

Further, a first sliding groove is formed in the surface of the protective shell, a first sliding block is connected to the first sliding groove in a sliding mode, the first sliding block is fixedly connected to the side face of the movable baffle, the number of the first sliding blocks is two, and the first sliding blocks are symmetrically and fixedly connected to two sides of the movable baffle.

Furthermore, a second sliding groove is formed in the inner wall of the connecting box, a second sliding block is fixedly connected to the side face of the connecting rod, the second sliding block is connected to the second sliding groove in a sliding mode, a movable groove is formed in the surface of the connecting box, a pushing handle is fixedly connected to the surface of the connecting rod, and the pushing handle is movably arranged in the movable groove in a penetrating mode.

Further, protective housing left side fixedly connected with fixture block, the draw-in groove has been seted up on the protective housing right side, fixture block and draw-in groove phase-match.

Furthermore, the back surface of the protective shell is fixedly connected with a second ground cone, and the second ground cones are multiple in number and are uniformly distributed on the side surface of the protective shell.

(3) Advantageous effects

To sum up, the utility model discloses following beneficial effect has:

1. by arranging the threaded column, the threaded pipe and the movable baffle plate, when the protection height of the deep foundation pit needs to be adjusted, the movable baffle plate is driven to move by only rotating the rotating block under the matching of the threaded column and the threaded pipe, and simultaneously, the movable baffle plate can move directionally under the matching of the first sliding groove and the first sliding block, so that the protection height of the protection device can be adjusted by driving the movable protection plate to move downwards, a constructor can conveniently adjust the protection height of the protection device in time according to the excavation depth of the deep foundation pit, and the safety protection effect of the deep foundation pit is improved;

2. through setting up connecting box, connecting rod and snap ring, when needs are connected two adjacent protecting sheathing, only need with the fixture block joint on another protecting sheathing in left end protecting sheathing's draw-in groove, then only need loosen and push away the handle, under the spring action of spring, can promote the connecting rod and remove right to the joint is in the snap ring on right side protecting sheathing, can accomplish two adjacent protecting sheathing's connection fixed work, easy operation is convenient.

Drawings

In order to clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, it is obvious that the drawings in the following description are only one embodiment of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the front sectional structure of the present invention;

FIG. 3 is a schematic side sectional view of the present invention;

fig. 4 is a schematic sectional view of the connection box of the present invention.

The labels in the figures are:

1. a protective housing; 2. a bearing; 3. a rotating shaft; 4. a threaded post; 5. a threaded pipe; 6. a movable baffle; 7. a movable protection plate; 8. connecting the bottom plate; 9. a first ground cone; 10. rotating the block; 11. a first slider; 12. a first chute; 13. a connection box; 14. a spring; 15. a connecting rod; 16. a snap ring; 17. a second slider; 18. a second chute; 19. a movable groove; 20. a push handle; 21. a card slot; 22. a clamping block; 23. and a second ground cone.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the following description is made for the technical solution of the present invention in the embodiments to explain the present invention clearly and completely, obviously, the described embodiments are only a part of the embodiments of the present invention, but not all the embodiments.

The embodiment is as follows:

the present invention is described in further detail below with reference to fig. 1-4.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a safety device for building deep basal pit excavation, including protecting sheathing 1, bearing 2 is worn to be equipped with by 1 fixed surface of protecting sheathing, wear to be equipped with pivot 3 in the

bearing

2, 3 lower extreme fixedly connected with screw thread posts 4 of pivot, 4 lower extreme threaded connection of screw thread posts have screwed

pipe

5, 5 lower extreme fixedly connected with adjustable fender 6 of screwed pipe, 6 lower fixed surface of adjustable fender is connected with movable protection plate 7, 7 lower fixed surface of movable protection plate are connected with connecting

bottom plate

8, 8 lower fixed surface of connecting bottom plate are connected with a plurality of

first ground awl

9, 3 upper end fixedly connected with in pivot change piece 10.

Through adopting above-mentioned technical scheme, through rotating the piece 10, drive screw thread post 4 and rotate, under the cooperation of screw thread post 4 and screwed pipe 5, drive movable protection plate 7 and remove downwards, make movable protection plate 7 hug closely in the deep basal pit bottom all the time, make things convenient for constructor in time to adjust protector's protection height according to the excavation depth of deep basal pit, improved safety protection's effect.

Specifically, the protective casing 1 is fixedly connected with a connecting box 13 in the front, a spring 14 is fixedly connected in the connecting box 13, a connecting rod 15 is fixedly connected at the right end of the spring 14, a snap ring 16 is fixedly connected in the front of the protective casing 1, and the position of the snap ring 16 corresponds to the position of the connecting box 13.

Through adopting above-mentioned technical scheme, at first to the left side promotion push away handle 20, after two adjacent protective housing 1 location were accomplished, loosen and push away handle 20, under the effect of spring 14, promote connecting rod 15 and remove rightly, in the joint snap ring 16 on right side protective housing 1, can connect fixedly two adjacent protective housing 1.

Specifically, first spout 12 has been seted up on protective housing 1 surface, and sliding connection has first slider 11 in first spout 12, and first slider 11 fixed connection is 6 sides at adjustable fender, and first slider 11 is total two to symmetry fixed connection is in adjustable fender 6 both sides, under the cooperation of first spout 12 and first slider 11, makes adjustable fender 6 can the orientation move downwards.

Specifically, second spout 18 has been seted up to connecting box 13 inner wall, and connecting rod 15 side fixedly connected with second slider 17, second slider 17 sliding connection make connecting rod 15 can move steadily in second spout 18 under the cooperation of second slider 17 and second spout 18, and movable groove 19 has been seted up on connecting box 13 surface, and connecting rod 15 fixed surface is connected with pushes away 20, pushes away 20 activity and wears to establish in movable groove 19.

Specifically, 1 left side fixedly connected with fixture block 22 of protecting sheathing, draw-in groove 21 has been seted up on 1 right side of protecting sheathing, fixture block 22 and draw-in groove 21 phase-match, with the fixture block 22 joint on another protecting sheathing 1 in the draw-in groove 21 of left end protecting sheathing 1, can fix a position two adjacent protecting sheathing 1.

Specifically, the back surface of the protective casing 1 is fixedly connected with a plurality of second ground cones 23, and the second ground cones 23 are uniformly distributed on the side surface of the protective casing 1.

The utility model discloses a theory of operation does: when the deep foundation pit is protected, firstly, the protective shell 1 is tightly attached to the inner wall of the deep foundation pit, the second ground cone 23 is inserted into a soil layer on the surface of the deep foundation pit, then the rotating block 10 is rotated to drive the threaded column 4 to rotate, the movable baffle 6 is driven to move under the matching of the threaded column 4 and the threaded pipe 5, the movable baffle 6 can move downwards in a directional mode under the matching of the first sliding groove 12 and the first sliding block 11, after the first ground cone 9 is inserted into the soil layer at the bottom of the deep foundation pit, a group of protective devices can be installed, then the push handle 20 is pushed to the left side, the other protective shell 1 is moved to the right side of the fixed protective shell 1, the clamping block 22 on the protective shell 1 is clamped in the clamping groove 21 of the protective shell 1 at the left end, and under the action of the second ground cone 23, fix protecting sheathing 1 on right side, then loosen and push away 20, under spring 14's spring action, promote connecting rod 15 and remove rightly, and the joint is in snap ring 16 on right side protecting sheathing 1, can accomplish the connection fixed work of two adjacent protecting sheathing 1, repeat the above-mentioned step, accomplish multiunit protecting sheathing 1's connection installation work, under multiunit protector's common cooperation, protect the deep basal pit, avoid the deep basal pit to take place to collapse at excavation in-process soil layer, at the in-process that the deep basal pit lasts the excavation, constructor can be through rotating commentaries on classics piece 10 in proper order, drive movable guard plate 7 and remove downwards, make movable guard plate 7 hug closely the position at the deep basal pit lower extreme all the time, the convenience is according to the degree of depth in time adjustment protector's of deep basal pit protection height.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a safety device for building deep basal pit excavation, includes protecting sheathing (1), its characterized in that: bearing (2) are worn to be equipped with by protecting sheathing (1) fixed surface, wear to be equipped with pivot (3) in bearing (2), pivot (3) lower extreme fixedly connected with screw thread post (4), screw thread post (4) lower extreme threaded connection has screwed pipe (5), screwed pipe (5) lower extreme fixedly connected with adjustable fender (6), adjustable fender (6) lower fixed surface is connected with movable protection board (7), movable protection board (7) lower fixed surface is connected with connecting bottom plate (8), connecting bottom plate (8) lower fixed surface is connected with a plurality of first ground awl (9), pivot (3) upper end fixedly connected with commentaries on classics piece (10).

2. The safety protection device for building deep foundation pit excavation according to claim 1, characterized in that: protective housing (1) openly fixedly connected with connecting box (13), inside fixedly connected with spring (14) of connecting box (13), spring (14) right-hand member fixedly connected with connecting rod (15), protective housing (1) openly fixedly connected with snap ring (16), the position of snap ring (16) is corresponding with the position of connecting box (13).

3. The safety protection device for building deep foundation pit excavation according to claim 1, characterized in that: first spout (12) have been seted up on protective housing (1) surface, sliding connection has first slider (11) in first spout (12), first slider (11) fixed connection is in adjustable fender (6) side, first slider (11) are total two to symmetry fixed connection is in adjustable fender (6) both sides.

4. The safety protection device for building deep foundation pit excavation according to claim 2, characterized in that: second spout (18) have been seted up to connecting box (13) inner wall, connecting rod (15) side fixedly connected with second slider (17), second slider (17) sliding connection is in second spout (18), movable groove (19) have been seted up on connecting box (13) surface, connecting rod (15) fixed surface is connected with pushes away handle (20), it wears to establish in movable groove (19) to push away handle (20) activity.

5. The safety protection device for building deep foundation pit excavation according to claim 1, characterized in that: protective housing (1) left side fixedly connected with fixture block (22), draw-in groove (21) have been seted up on protective housing (1) right side, fixture block (22) and draw-in groove (21) phase-match.

6. The safety protection device for building deep foundation pit excavation according to claim 1, characterized in that: the back of the protective shell (1) is fixedly connected with a second ground cone (23), and the second ground cones (23) are multiple in total and are uniformly distributed on the side face of the protective shell (1).