CN216921673U

CN216921673U - Foundation ditch protector for construction

Info

Publication number: CN216921673U
Application number: CN202220744053.4U
Authority: CN
Inventors: 胡文聪; 韩琦侃; 何红卫; 侯冬杰
Original assignee: Zhejiang Boyu Construction Co ltd
Current assignee: Zhejiang Boyu Construction Co ltd
Priority date: 2022-04-01
Filing date: 2022-04-01
Publication date: 2022-07-08
Anticipated expiration: 2032-04-01

Abstract

The utility model discloses a foundation pit protection device for building construction, and relates to the technical field of foundation pit protection. The positioning assembly comprises a hollow column, a rotating shaft is rotationally connected in the hollow column, a cavity is formed in the top of the rotating shaft, a driving assembly for driving the rotating shaft to rotate is arranged in the cavity, a sliding sleeve is sleeved on the outer side of the rotating shaft, a connecting rod is fixed between the outer side of the sliding sleeve and the inner wall of the hollow column, first supporting plates are symmetrically arranged on the peripheral side of the sliding sleeve and are rotationally connected with each other, oblique notches are formed in two sides of the hollow column, inserting plates are slidably connected in the oblique notches, and one end of each inserting plate extends into the hollow column and is rotationally connected with a limiting block. According to the utility model, the hollow column is inserted into the ground, and the driving assembly is utilized to drive the rotating shaft to rotate, so that the inserting plates positioned in the hollow column are obliquely inserted into the soil layer from two sides of the inserting plates, and therefore, the ground gripping force of the whole positioning assembly is improved, and the integral stability of the protection device is improved.

Description

Foundation ditch protector for construction

Technical Field

The utility model belongs to the technical field of foundation pit protection, and particularly relates to a foundation pit protection device for building construction.

Background

In a building construction site, foundation pits of different sizes are often formed, and the foundation pits refer to spaces below the ground excavated for the construction of a building foundation and a basement. In order to ensure the safety of underground construction and the surrounding environment of the foundation pit, the periphery of the foundation pit needs to be protected by using a corresponding protection device, so that potential safety hazards are reduced. However, when current foundation ditch protector lies in ground to fix, adopts the mode of stock or bolt to fix more, and this kind of fixed mode grab the land fertility effect poor, makes protector wholly take place offset easily, leads to stability relatively poor, and the constructor of being inconvenient for uses.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a foundation pit protection device for building construction, which solves the problems that the existing foundation pit protection device has poor ground grabbing effect and is easy to cause the whole protection device to shift in position, so that the stability is poor and the foundation pit protection device is inconvenient for constructors to use when the existing foundation pit protection device is fixed on the ground through the matching use of a support column, a base and a positioning assembly.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model relates to a foundation pit protection device for building construction, which comprises a protective net, supporting columns, a base and a positioning assembly, wherein the supporting columns are respectively positioned on two sides of the protective net and are mutually connected in a sliding manner;

the positioning assembly comprises a hollow column, a rotating shaft is rotationally connected in the hollow column, the top of the rotating shaft penetrates through the base and extends into the supporting column, the rotating shaft and the supporting column are mutually and rotationally matched, a cavity matched with the rotating shaft is formed in the supporting column, a driving assembly for driving the rotating shaft to rotate is arranged in the cavity, a sliding sleeve is sleeved on the outer side of the rotating shaft, a connecting rod is fixed between the outer side of the sliding sleeve and the inner wall of the hollow column, first supporting plates are symmetrically arranged on the peripheral side of the sliding sleeve and are rotationally connected with each other, oblique notches are formed in two sides of the hollow column, a plug board is slidably connected in the oblique notches, one end of the plug board extends into the hollow column and is rotationally connected with a limiting block, and one end of the limiting block is slidably connected with the top of the first supporting plate;

the utility model discloses a hollow column, including first backup pad, second backup pad, screw thread cover, slide bar, cavity post, first backup pad bottom articulates there is the second backup pad, the second backup pad deviates from first backup pad one end and rotates and be connected with the thread bush, the thread bush is overlapped in locating the pivot, and screw-thread fit each other, thread bush week side is fixed with the slide bar, the cavity post inner wall is opened there is the first spacing groove with slide bar sliding connection.

Furthermore, a second limiting groove in sliding fit with the limiting block is formed in the top of the first supporting plate, a positioning rod is fixed in the second limiting groove, and one end of the positioning rod penetrates through the limiting block and is in sliding fit with the limiting block.

Furthermore, a limiting spring is fixed between the inner wall of the second limiting groove and the limiting block, and the limiting spring is sleeved on the peripheral side face of the positioning rod and is in sliding fit with the positioning rod.

Furthermore, the driving assembly comprises a first bevel gear, the first bevel gear is fixedly sleeved on the rotating shaft, a second bevel gear is meshed and matched with the outer side of the first bevel gear, a rotating rod is fixed at one end of the second bevel gear, and one end of the rotating rod penetrates through the outer side of the hollow column and is connected with the outer side of the hollow column in a rotating mode.

Furthermore, slots matched with the protective net are formed in the two sides of the supporting column, inserting rods are fixed in the slots, and through holes matched with the inserting rods are formed in the two ends of the protective net.

Further, the support column top is equipped with the closing plate with slot matched with, closing plate top threaded connection has the bolt, bolt one end runs through in the closing plate extends to the support column, and with support column threaded connection.

The utility model has the following beneficial effects:

1. according to the utility model, the hollow column is inserted into the ground, and the driving assembly is utilized to drive the rotating shaft to rotate, so that the inserting plate positioned in the hollow column is obliquely inserted into the soil layer from two sides of the inserting plate, and therefore, the ground grabbing force of the whole positioning assembly is improved, the integral stability of the protection device is improved, and the protection device is convenient for constructors to use.

2. According to the utility model, through the matching use of the slots, the inserted bars and the through holes, the protective net can be effectively fixed on the supporting columns, and the detachment and installation between the protective net and the supporting columns at the later stage are convenient.

Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural view of a foundation pit protection device for building construction according to the present invention.

Fig. 2 is a schematic structural diagram of the positioning assembly.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is a schematic structural diagram of a base, a support column and an inserted rod combination.

Fig. 5 is a partial cross-sectional view of fig. 4.

Fig. 6 is a schematic structural view of the protection net.

In the drawings, the components represented by the respective reference numerals are listed below:

1-protective net, 101-through hole, 2-support column, 201-cavity, 202-slot, 3-base, 4-positioning component, 401-hollow column, 402-rotating shaft, 403-sliding sleeve, 404-connecting rod, 405-first support plate, 406-inclined notch, 407-inserting plate, 408-limiting block, 409-second support plate, 410-threaded sleeve, 411-sliding rod, 412-first limiting groove, 413-second limiting groove, 414-positioning rod, 415-limiting spring, 5-driving component, 501-first bevel gear, 502-second bevel gear, 503-rotating rod, 6-inserting rod, 7-sealing plate and 8-bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-6, the utility model is a foundation pit protection device for building construction, comprising a protective net 1, supporting columns 2, a base 3 and a positioning component 4, wherein the supporting columns 2 are respectively positioned at two sides of the protective net 1 and are mutually connected in a sliding manner, the base is fixed at the bottom of the supporting columns 2, and the positioning component 4 is fixed at the bottom of the base 3;

the positioning assembly 4 comprises a hollow column 401, the bottom of the hollow column 401 is of a conical structure so that the hollow column 401 can be inserted into soil conveniently, a rotating shaft 402 is rotatably connected in the hollow column 401, the top of the rotating shaft 402 penetrates through the base 3 and extends into the supporting column 2, and is in mutual rotating fit with the supporting column, a cavity 201 matched with the rotating shaft 402 is formed in the supporting column 2, a driving assembly 5 for driving the rotating shaft 402 to rotate is arranged in the cavity 201, a sliding sleeve 403 is sleeved outside the rotating shaft 402, a connecting rod 404 is fixed between the outer side of the sliding sleeve 403 and the inner wall of the hollow column 401, first supporting plates 405 are symmetrically arranged on the circumferential side of the sliding sleeve 403 and are in mutual rotating connection, two sides of the hollow column 401 are both provided with inclined notches 406, inserting plates 407 are slidably connected in the inclined notches 406, one end of each inserting plate 407 extends into the hollow column 401 and is rotatably connected with a limiting block 408, and one end of the limiting block 408 is slidably connected with the top of the first supporting plate 405;

the bottom end of the first supporting plate 405 is hinged with a second supporting plate 409, one end of the second supporting plate 409, which is far away from the first supporting plate 405, is rotatably connected with a threaded sleeve 410, the threaded sleeve 410 is sleeved on the rotating shaft 402 and is in threaded fit with the rotating shaft, a sliding rod 411 is fixed on the peripheral side surface of the threaded sleeve 410, and a first limiting groove 412 which is in sliding connection with the sliding rod 411 is formed in the inner wall of the hollow column 401; drive pivot 402 through drive assembly 5 and rotate for thread bush 410 can reciprocate along pivot 402, and under the cooperation of second backup pad 409, drive the first backup pad 405 of sliding sleeve 403 both sides and expand, and under the cooperation of stopper 408, drive picture peg 407 and pass inside the slash mouth 406 inserts soil, and then improved whole hollow column 401 grab the land fertility, make protector overall stability improve, the constructor of being convenient for uses.

Wherein, the top of the first supporting plate 405 is provided with a second limiting groove 413 which is in sliding fit with the limiting block 408, a positioning rod 414 is fixed in the second limiting groove 413, one end of the positioning rod 414 penetrates through the limiting block 408 and is in sliding fit with each other, so that the limiting block 408 slides along the second limiting groove 413, and the limiting block 408 is prevented from being separated from the second limiting groove 403.

Wherein, be fixed with spacing spring 415 between second spacing groove 413 inner wall and the stopper 408, the side all around of locating lever 414 is located to spacing spring 415 cover, and sliding fit each other, through the elastic force effect of spacing spring 405, drives stopper 408 and slides to insert for picture peg 407 and provide thrust in soil, also played the limited action simultaneously, prevented picture peg 407 slippage oblique notch 406.

Wherein, drive assembly 5 includes first bevel gear 501, first bevel gear 501 is fixed to cover and is located pivot 402, first bevel gear 501 outside meshing cooperation has second bevel gear 502, second bevel gear 502 one end is fixed with dwang 503, dwang 503 one end is run through to the well hollow column 401 outside, and the mutual rotation is connected, dwang 503 one end is fixed with the turning handle, drives first bevel gear 502 through rotating the turning handle and rotates to under first bevel gear 501's cooperation, drive pivot 402 and rotate.

Wherein, the slots 202 matched with the protective net 1 are respectively arranged on two sides of the supporting column 2, the inserting rods 6 are fixed in the slots 202, and the through holes 101 matched with the inserting rods 6 are respectively arranged at two ends of the protective net 1, so that the protective net 1 and the supporting column 2 can be conveniently detached and installed.

Wherein, support column 2 top is equipped with the closing plate 7 with slot 202 matched with, and closing plate 7 top threaded connection has bolt 8, and 8 one end of bolt run through in closing plate 7 extends to support column 2, and with 2 threaded connection of support column, carry out the shutoff through closing plate 7 with slot 202 top.

One specific application of this embodiment is:

during the use, use through slot 202, the cooperation of inserted bar 6 and through-hole 101, assemble protection network 1 and support column 2, fixing closing plate 7 on the top of support column 2, then inside inserting hollow column 401 into soil, dwang 503 one end is fixed with the turning handle, drive first bevel gear 502 through rotating the turning handle and rotate, and under the cooperation of first bevel gear 501, drive pivot 402 and rotate, make thread bush 410 reciprocate along pivot 402, and under the cooperation of second backup pad 409, drive the first backup pad 405 of sliding sleeve 403 both sides and expand, and under the cooperation of stopper 408, drive picture peg 407 and pass inside oblique notch 406 inserts soil, and then improved the land fertility of grabbing of whole hollow column 401, make protector overall stability improve, be convenient for the constructor to use.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the utility model to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a foundation ditch protector for construction, includes protection network (1), support column (2), base (3) and locating component (4), its characterized in that:

the supporting columns (2) are respectively positioned on two sides of the protective net (1) and are mutually connected in a sliding manner, the base is fixed at the bottom of the supporting columns (2), and the positioning assembly (4) is fixed at the bottom of the base (3);

positioning component (4) is including well cavity post (401), well cavity post (401) internal rotation is connected with pivot (402), base (3) is run through at pivot (402) top and is extended to in support column (2), and rotation cooperation each other, support column (2) internal opening have with pivot (402) matched with cavity (201), be equipped with drive pivot (402) pivoted drive assembly (5) in cavity (201), pivot (402) outside cover is equipped with sliding sleeve (403), be fixed with connecting rod (404) between sliding sleeve (403) outside and well cavity post (401) inner wall, sliding sleeve (403) week side symmetry is equipped with first support plate (405), and rotation connection each other, well cavity post (401) both sides have all been opened oblique notch (406), sliding connection has picture peg (407) in oblique notch (406), picture peg (407) one end extends to in well cavity post (401), a limiting block (408) is rotatably connected, and one end of the limiting block (408) is slidably connected with the top of the first supporting plate (405);

first backup pad (405) bottom articulates there is second backup pad (409), second backup pad (409) deviates from first backup pad (405) one end and rotates and is connected with thread bush (410), on pivot (402) was located to thread bush (410) cover, and screw-thread fit each other, thread bush (410) week side-fixing has slide bar (411), well hollow column (401) inner wall is opened has first spacing groove (412) with slide bar (411) sliding connection.

2. The foundation pit protection device for building construction according to claim 1, wherein a second limit groove (413) in sliding fit with the limit block (408) is formed at the top of the first support plate (405), a positioning rod (414) is fixed in the second limit groove (413), and one end of the positioning rod (414) penetrates through the limit block (408) and is in sliding fit with each other.

3. The foundation pit protection device for building construction according to claim 2, wherein a limiting spring (415) is fixed between the inner wall of the second limiting groove (413) and the limiting block (408), and the limiting spring (415) is sleeved on the peripheral side surface of the positioning rod (414) and is in sliding fit with the positioning rod.

4. The foundation pit protection device for building construction according to claim 1, wherein the driving component (5) comprises a first bevel gear (501), the first bevel gear (501) is fixedly sleeved on the rotating shaft (402), a second bevel gear (502) is engaged and matched with the outer side of the first bevel gear (501), a rotating rod (503) is fixed at one end of the second bevel gear (502), and one end of the rotating rod (503) penetrates through the outer side of the hollow column (401) and is connected with the hollow column in a rotating manner.

5. The foundation pit protection device for building construction according to claim 1, wherein slots (202) matched with the protective net (1) are formed in two sides of the supporting column (2), the inserting rods (6) are fixed in the slots (202), and through holes (101) matched with the inserting rods (6) are formed in two ends of the protective net (1).

6. The foundation pit protection device for building construction according to claim 5, wherein a sealing plate (7) matched with the slot (202) is arranged at the top of the supporting column (2), a bolt (8) is connected to the top of the sealing plate (7) in a threaded manner, one end of the bolt (8) penetrates through the sealing plate (7) to extend into the supporting column (2), and is connected with the supporting column (2) in a threaded manner.