CN213233492U

CN213233492U - Safety protection device for excavation of building deep foundation pit

Info

Publication number: CN213233492U
Application number: CN202022051176.3U
Authority: CN
Inventors: 刘国强; 李凯凯
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-18
Filing date: 2020-09-18
Publication date: 2021-05-18
Anticipated expiration: 2030-09-18

Abstract

The utility model provides a safety device for building deep foundation pit excavation, which belongs to the technical field of building safety devices and comprises a first baffle plate, wherein the front surface of the first baffle plate is provided with a chute, the inside of the chute is movably connected with a bolt, one end of the bolt is movably connected with a nut, the middle of the nut and the first baffle plate is movably connected with a gasket, the safety device for building deep foundation pit excavation is characterized in that the whole device is tightly attached to the inner wall of the deep foundation pit by the arrangement of the first baffle plate, the second baffle plate, a guide bolt, a threaded lead screw and a connecting sleeve, the space occupied by the device in the deep foundation pit is reduced, the influence on constructors is avoided, the working efficiency is improved, the disassembly of the safety device for building deep foundation pit excavation can be realized after the construction is finished by the arrangement of the guide bolt, the nut, the connecting sleeve and the bolt, the effect of convenient transportation and storage is reached.

Description

Safety protection device for excavation of building deep foundation pit

Technical Field

The utility model belongs to the technical field of a safety device for building deep basal pit excavation, concretely relates to a safety device for building deep basal pit excavation.

Background

The deep foundation pit is a project with a base area not more than 27 square meters, a long edge of the base surface less than three times of a short edge, an excavation depth more than 5 meters (including 5 meters) or more than three layers (including three layers) of a basement, or a depth not more than 5 meters, but geological conditions, surrounding environments and underground pipelines are particularly complex, a foundation pit safety protection system is a temporary structure and is built in the foundation pit construction process, and the foundation pit safety protection system can be dismantled after construction is completed, and the safety of constructors is mainly guaranteed.

Among the prior art, in the deep basal pit work progress, because the shared space of safety device is great, lead to influencing constructor and be under construction, reduce the efficiency of construction, and current safety device is mostly whole device, can lead to transporting and deposit inconvenient scheduling problem because the volume is great.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a safety device for building deep basal pit excavation aims at solving among the prior art because the shared space of safety device is great, leads to influencing constructor to be under construction, reduces the efficiency of construction, leads to transporting and deposits inconvenient problem because the volume is great.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a safety device for building deep basal pit excavation, includes first baffle, the spout has been seted up in the front of first baffle, the inside swing joint of spout has the bolt, the one end swing joint of bolt has the nut, the middle swing joint of nut and first baffle has the gasket, the other end fixedly connected with second baffle of bolt, the spacing frame of one side fixedly connected with of first baffle, the inside swing joint of spacing frame has the locating piece, one side fixedly connected with screw thread lead screw of locating piece, the other end swing joint of screw thread lead screw has the adapter sleeve, the lever hole has been seted up at the middle part of adapter sleeve surface.

In order to make this a safety device for building deep basal pit excavation reach the effect of supporting second baffle and connecting thread lead screw, conduct the utility model relates to an it is preferred, the quantity of first baffle is four, four first baffle is arranged with the mode of rectangle array.

In order to make this a safety device for building deep basal pit excavation reach the effect that compresses tightly the deep basal pit inner wall, conduct the utility model relates to an it is preferred, the quantity of second baffle is eight, eight the second baffle is arranged with rectangular array's mode.

In order to make this a safety device for building deep basal pit excavation reach the effect of adjusting the second baffle position, conduct the utility model relates to an it is preferred, the quantity of spout is sixteen, sixteen the spout is arranged with rectangular array's mode.

In order to make this a safety device for building deep basal pit excavation reach the effect of hanging the light, conduct the utility model relates to an it is preferred, one side fixedly connected with couple of spout is kept away from to first baffle.

In order to make this a safety device for building deep basal pit excavation reach the effect of fixed warning sign, conduct the utility model relates to an it is preferred, spacing hole has been seted up at the top of first baffle, the inside swing joint in spacing hole has the warning pole.

In order to make this a safety device for building deep basal pit excavation reach the effect of the rotary joint cover of being convenient for, conduct the utility model relates to an it is preferred, the inside swing joint in sled lever hole has the crow bar.

In order to make this a safety device for building deep basal pit excavation reach the effect of the first baffle of locking and screw lead screw, conduct the utility model relates to an it is preferred, spacing frame and locating piece pass through bolt swing joint.

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

1. this a safety device for building deep basal pit excavation, through first baffle, the second baffle, guide bolt, the setting of screw thread lead screw and adapter sleeve, the constructor has adjusted the position of second baffle through guide bolt, it is fixed with first baffle and second baffle to screw up the nut, use the crow bar to rotate the adapter sleeve, the adapter sleeve is ejecting to both sides with the screw thread lead screw, the screw thread lead screw drives first baffle and second baffle and compresses tightly at the deep basal pit inner wall, this safety device for building deep basal pit excavation installs the completion back, the deep basal pit inner wall is hugged closely to the device is whole, reduce the shared space of device in the deep basal pit, avoid causing the influence to the constructor, thereby improve work efficiency.

2. This a safety device for building deep basal pit excavation through the setting of guide bolt, nut, adapter sleeve, bolt, constructor unscrews the nut after the construction, extracts the bolt, can part first baffle, second baffle and screw lead screw tear apart to realize this safety device's of building deep basal pit excavation dismantlement, reach the effect of convenient transportation and depositing.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of an axial measurement structure of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 3 is an enlarged view of the structure at B in FIG. 1;

FIG. 4 is an enlarged view of the structure at C in FIG. 1;

fig. 5 is an enlarged schematic view of the structure at D in fig. 1.

In the figure: 1. a first baffle plate; 2. a second baffle; 3. a chute; 4. a threaded lead screw; 5. connecting sleeves; 6. a pry bar hole; 7. positioning blocks; 8. a limiting frame; 9. a bolt; 10. a gasket; 11. a nut; 12. a guide bolt; 13. hooking; 14. a limiting hole; 15. a warning lever; 16. a crow bar.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-5, the present invention provides the following technical solutions: the utility model provides a safety device for building deep basal pit excavation, including first baffle 1, spout 3 has been seted up in first baffle 1's front, the inside swing joint of spout 3 has guide bolt 12, guide bolt 12's one end swing joint has nut 11, nut 11 and first baffle 1's middle swing joint has gasket 10, guide bolt 12's other end fixedly connected with second baffle 2, one side fixedly connected with spacing frame 8 of first baffle 1, the inside swing joint of spacing frame 8 has locating piece 7, one side fixedly connected with screw thread 4 of locating piece 7, screw thread 4's other end swing joint has adapter sleeve 5, pry bar hole 6 has been seted up at the middle part of adapter sleeve 5 surface.

In the embodiment of the utility model, through the arrangement of the first baffle 1, the second baffle 2, the guide bolt 12, the threaded lead screw 4 and the connecting sleeve 5, a constructor adjusts the second baffle 2 to a proper position through the guide bolt 12, screws up the nut 11 to fix the first baffle 1 and the second baffle 2, uses the crow bar 16 to rotate the connecting sleeve 5, the connecting sleeve 5 pushes the threaded lead screw 4 out towards two sides, the threaded lead screw 4 drives the first baffle 1 and the second baffle 2 to tightly press the inner wall of the deep foundation pit, after the installation of the safety protection device for the excavation of the deep foundation pit is completed, the whole device is tightly attached to the inner wall of the deep foundation pit, the space occupied by the device in the deep foundation pit is reduced, the influence on constructors is avoided, thereby the work efficiency is improved, through the arrangement of the guide bolt 12, the nut 11, the connecting sleeve 5 and the bolt 9, the constructor screws down the nut 11 and extracts the bolt, can tear apart first baffle 1, second baffle 2 and screw lead screw 4 to realize this building deep basal pit excavation's safety device's dismantlement, reach the effect of convenient transportation and depositing.

Specifically, the number of the first baffle plates 1 is four, and the four first baffle plates 1 are arranged in a rectangular array.

In this embodiment: the effect of supporting the second baffle 2 and the connecting thread screw rod 4 is achieved by arranging the first baffle 1.

Specifically, the number of the second barriers 2 is eight, and the eight second barriers 2 are arranged in a rectangular array.

In this embodiment: reach the effect that compresses tightly deep basal pit inner wall through setting up second baffle 2.

Specifically, the number of the sliding grooves 3 is sixteen, and the sixteen sliding grooves 3 are arranged in a rectangular array.

In this embodiment: the effect of adjusting the position of the second baffle 2 is achieved by arranging the sliding grooves 3.

Specifically, a hook 13 is fixedly connected to one side of the first baffle 1 away from the chute 3.

In this embodiment: the effect of hanging the illuminating lamp is achieved by arranging the hook 13.

Specifically, the top of the first baffle 1 is provided with a limiting hole 14, and the inside of the limiting hole 14 is movably connected with a warning rod 15.

In this embodiment: the effect of fixing the warning mark is achieved by arranging the limiting hole 14 and the warning rod 15.

Specifically, a crowbar 16 is movably connected inside the crowbar hole 6.

In this embodiment: the effect of facilitating rotation of the connecting sleeve 5 is achieved by providing a crow bar 16.

Specifically, the limiting frame 8 and the positioning block 7 are movably connected through a bolt 9.

In this embodiment: the effect of locking the first baffle 1 and the threaded screw rod 4 is achieved by arranging the positioning block 7, the limiting frame 8 and the bolt 9.

The utility model discloses a theory of operation and use flow: when the safety protection device for building deep foundation pit excavation is used, a constructor adjusts the position of the second baffle plate 2 through the guide bolt 12 by setting the first baffle plate 1, the second baffle plate 2, the guide bolt 12, the threaded lead screw 4 and the connecting sleeve 5, fixes the first baffle plate 1 and the second baffle plate 2 by screwing the nut 11, rotates the connecting sleeve 5 by using the crow bar 16, the connecting sleeve 5 pushes the threaded lead screw 4 out towards two sides, the threaded lead screw 4 drives the first baffle plate 1 and the second baffle plate 2 to be tightly pressed on the inner wall of the deep foundation pit, after the safety protection device for building deep foundation pit excavation is installed, the whole device is tightly attached to the inner wall of the deep foundation pit, the occupied space of the device in the deep foundation pit is reduced, the influence on the constructor is avoided, the working efficiency is improved, and after the construction is finished, the constructor unscrews the nut 11 through the guide bolt 12, the nut 11, the connecting sleeve 5, Extract bolt 9, can part first baffle 1, second baffle 2 and threaded lead screw 4 dismantlement to realize this building deep basal pit excavation's safety device's dismantlement, reach the effect of convenient transportation and depositing.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a safety device for building deep basal pit excavation, includes first baffle (1), its characterized in that: spout (3) have been seted up in the front of first baffle (1), the inside swing joint of spout (3) has guide bolt (12), the one end swing joint of guide bolt (12) has nut (11), the middle swing joint of nut (11) and first baffle (1) has gasket (10), the other end fixedly connected with second baffle (2) of guide bolt (12), the spacing frame of one side fixedly connected with (8) of first baffle (1), the inside swing joint of spacing frame (8) has locating piece (7), one side fixedly connected with screw lead screw (4) of locating piece (7), the other end swing joint of screw lead screw (4) has adapter sleeve (5), pry hole (6) have been seted up at the middle part of adapter sleeve (5) surface.

2. The safety protection device for building deep foundation pit excavation according to claim 1, characterized in that: the number of the first baffle plates (1) is four, and the four first baffle plates (1) are arranged in a rectangular array mode.

3. The safety protection device for building deep foundation pit excavation according to claim 1, characterized in that: the number of the second baffle plates (2) is eight, and the eight second baffle plates (2) are arranged in a rectangular array mode.

4. The safety protection device for building deep foundation pit excavation according to claim 1, characterized in that: the number of the sliding grooves (3) is sixteen, and sixteen sliding grooves (3) are arranged in a rectangular array mode.

5. The safety protection device for building deep foundation pit excavation according to claim 1, characterized in that: one side of the first baffle (1) far away from the chute (3) is fixedly connected with a hook (13).

6. The safety protection device for building deep foundation pit excavation according to claim 1, characterized in that: spacing hole (14) have been seted up at the top of first baffle (1), the inside swing joint in spacing hole (14) has warning pole (15).

7. The safety protection device for building deep foundation pit excavation according to claim 1, characterized in that: and a crowbar (16) is movably connected in the crowbar hole (6).

8. The safety protection device for building deep foundation pit excavation according to claim 1, characterized in that: the limiting frame (8) is movably connected with the positioning block (7) through a bolt (9).