CN220377299U - A foundation ditch support for fan civil engineering - Google Patents

Abstract

The utility model discloses a foundation pit support for fan civil engineering, which comprises a mounting box, wherein two sides of the mounting box are provided with openings in a penetrating way, the inner wall of the bottom end of the mounting box is provided with a first sliding groove, one side wall of the mounting box is provided with a mounting hole in a penetrating way, and the outer wall of the mounting box outside the mounting hole is provided with a plurality of slots distributed in a circular way, and the foundation pit support has the beneficial effects that: can rotate in the time of inside to different specification foundation ditch through setting up the mounting box of hand formula to can cooperate two-way screw thread lead screw and thread bush to drive the connecting rod fast and remove, thereby can freely adjust the extension of extension board from the mounting box inside, expand the speed piece, can support the foundation ditch inside of different specifications fast moreover, when practicing thrift the support equipment, reduce workman's intensity of labour, need not disassemble the transport in the later stage simultaneously, can accomodate fast and retrieve, the transport recycling of being convenient for.

Description

A foundation ditch support for fan civil engineering

Technical Field

The utility model relates to the technical field of fan civil engineering tools, in particular to a foundation pit support frame for fan civil engineering.

Background

The fan is an electric device which converts wind energy into mechanical work and drives the rotor to rotate and finally outputs alternating current. The wind driven generator generally comprises wind wheels, a generator (comprising a device), a direction regulator (tail wing), a tower, a speed limiting safety mechanism, an energy storage device and other components; the working principle of the wind driven generator is simpler, the wind wheel rotates under the action of wind force, kinetic energy of wind is converted into mechanical energy of the wind wheel shaft, the generator rotates to generate electricity under the driving of the wind wheel shaft, the wind driven generator is used for carrying out foundation pit excavation between fan installation, casting forming, tower erecting and other series of construction, foundation pit excavation is needed according to the specifications of installing fans in the wind driven generator civil engineering, the inside of the foundation pit is required to be supported after the foundation pit excavation is finished, the internal wall of the foundation pit is prevented from being subjected to external stress, collapse is caused, the existing foundation pit support frame for the wind driven generator civil engineering is basically assembled through a baffle, then a piece of wood board is manually spliced and assembled to support the inside of the foundation pit, the cost is long, meanwhile, the foundation pit is different in size specification, the foundation pit needs to be disassembled and reinstalled when each foundation pit of one position is required to be supported, the labor intensity of workers is increased, meanwhile, the earlier-stage assembly support and the later storage are relatively time, and the use is relatively inconvenient.

Disclosure of Invention

The utility model aims to provide a foundation pit support for fan civil engineering, so as to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a foundation ditch strut for fan civil engineering, includes the mounting box, the opening has all been seted up in the both sides of mounting box wherein, first spout has been seted up to mounting box bottom inner wall, just mounting box one side case wall runs through and has been seted up the mounting hole, is located the outside mounting box outer case wall of mounting hole has been seted up a plurality of and has been the slot that circular distribution, the inside two-way screw thread lead screw that is connected with through the bearing rotation of mounting hole, two side lever walls of two-way screw thread lead screw equal threaded connection has the thread bush, the equal fixedly connected with slider of thread bush lower extreme, slider lower extreme sliding connection is in first spout, thread bush both sides fixedly connected with a plurality of is the link that the symmetry set up, a plurality of the link is connected with the connecting rod through the equal rotation of round pin axle in opposite one side that the mounting box was kept away from to the connecting rod passes opening and sliding connection has the extension board, a plurality of second spout that the symmetry set up in the extension board is inside, a plurality of the second spout is equal sliding connection has the slide, a plurality of in the second spout all through rotating connection on a plurality of round pin axle in opposite side.

Preferably, the outer wall of the installation box at two sides of the opening is fixedly connected with a plurality of auxiliary telescopic rods which are symmetrically arranged, and the output ends of the auxiliary telescopic rods are fixedly connected with the inner walls at two sides of the two support plates.

Preferably, a turntable is fixedly connected to one side, far away from the mounting box, of the bidirectional threaded screw rod, a through hole is formed in the upper end of the turntable in a penetrating mode, and an inserting rod is jointly inserted into the through hole and the corresponding inserting groove.

Preferably, the outer box walls of the other two sides of the installation box, which are close to the lower end position, are connected with bottom plates which are symmetrically arranged through screw threads, and the bottom plates are connected with conical heads through screw threads.

Preferably, the outer side wall of the rotary table is fixedly connected with a plurality of pushing blocks which are distributed in an annular mode.

Compared with the prior art, the utility model has the beneficial effects that: can rotate in the time of inside to different specification foundation ditch through setting up the mounting box of hand formula to can cooperate two-way screw thread lead screw and thread bush to drive the connecting rod fast and remove, thereby can freely adjust the extension of extension board from the mounting box inside, expand the speed piece, can support the foundation ditch inside of different specifications fast moreover, when practicing thrift the support equipment, reduce workman's intensity of labour, need not disassemble the transport in the later stage simultaneously, can accomodate fast and retrieve, the transport recycling of being convenient for.

Drawings

FIG. 1 is a schematic view of the overall external structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the mounting case of the present utility model;

FIG. 3 is a schematic longitudinal sectional view of the mounting case of the present utility model;

fig. 4 is a schematic view showing a bottom view of one side of the mounting case of the present utility model.

In the figure: 1. a mounting box; 2. an opening; 3. a first chute; 4. a mounting hole; 5. a slot; 6. a two-way threaded screw rod; 7. a thread sleeve; 8. a slide block; 9. a connecting frame; 10. a connecting rod; 11. a support plate; 12. a second chute; 13. a slide plate; 14. an auxiliary telescopic rod; 15. a turntable; 16. a through hole; 17. a rod; 18. a bottom plate; 19. a conical head.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: a foundation pit support for fan civil engineering, including mounting box 1, mounting box 1 wherein both sides all run through and have been seted up opening 2, first spout 3 has been seted up to mounting box 1 bottom inner wall, and mounting box 1 one side case wall runs through and has been seted up mounting hole 4, a plurality of slot 5 that is circular distribution has been seted up to mounting box 1 outer case wall that is located mounting hole 4 outside, the inside two-way screw thread lead screw 6 that is rotated through the bearing of mounting hole 4, two side lever walls of two-way screw thread lead screw 6 equal threaded connection has thread bush 7, the equal fixedly connected with slider 8 of thread bush 7 lower extreme, slider 8 lower extreme sliding connection is in first spout 3, thread bush 7 both sides fixedly connected with a plurality of link 9 that are the symmetry setting, a plurality of link 9 are all rotated through the round pin axle and are connected with connecting rod 10 in opposite one side, a plurality of connecting rod 10 keep away from mounting box 1's one side and pass opening 2 and sliding connection have extension board 11, a plurality of second spout 12 that is the symmetry setting up inside extension board 11, a plurality of second spout 12 is interior equal sliding connection 13, a plurality of slide 13 looks all is connected with on a plurality of slide 10 through round pin axle 10 in opposite side.

The outer wall fixedly connected with of the mounting box 1 that is located opening 2 both sides is a plurality of auxiliary telescopic links 14 that the symmetry set up, and a plurality of auxiliary telescopic links 14 output fixed connection is in two extension board 11 both sides inner walls, is favorable to carrying out spacing use when extension board 11 removes through a plurality of auxiliary telescopic links 14 Fang Bai, increases the holistic removal stability of extension board 11.

A rotary table 15 is fixedly connected to one side, far away from the mounting box 1, of the bidirectional threaded screw rod 6, a through hole 16 is formed in the upper end of the rotary table 15 in a penetrating mode, and an inserting rod 17 is inserted into the through hole 16 and the corresponding inserting groove 5 together; the push blocks which are annularly distributed are fixedly connected to the outer side wall of the rotary table 15, the rotary table 15 is convenient and rapid to drive the bidirectional threaded screw rod 6 to rotate, meanwhile, the inserting rod 17 penetrates through the through hole 16 to be inserted into the slot 5, the rotary table 15 is convenient to limit, the use stability of the whole equipment is improved, and the rotary table 15 is prevented from being reversed.

The outer tank wall that the other both sides of install bin 1 are close to the lower extreme position has the bottom plate 18 that is the symmetry setting through bolt threaded connection, and equal threaded connection has conical head 19 on the bottom plate 18, is favorable to conveniently increasing the installation stability of install bin 1 in the foundation ditch bottom through detachable bottom plate 18 and conical head 19, prevents to displace in the time of the support.

Specifically, when the utility model is used, when the interior of a foundation pit is required to be supported after the excavation of the foundation pit for installing a fan is finished, the bottom plate 18 and the conical head 19 are firstly installed in the installation box 1 through bolts, then the conical head 19 is inserted into soil at the bottom end of the foundation pit through the bottom plate 18 to stably limit the installation box 1, the turntable 15 is rotated, the turntable 15 drives the bidirectional threaded screw rod 6 to rotate through the installation hole 4 and the bearing, the bidirectional threaded screw rod 6 rotates and drives the threaded sleeve 7, the threaded sleeve 7 is stably moved on the bidirectional threaded screw rod 6 under the sliding limit action of the first sliding groove 3 and the sliding block 8 along with the rotation of the threaded sleeve 7, the sliding plate 13 is pushed to slide in the second sliding groove 12 under the rotation action of the connecting frame 9 and the connecting rod 10, simultaneously the acting force pushes the support plate 11 to expand, the auxiliary telescopic rod 14 is synchronously pulled to further stably limit the support plate 11 when the support plate 11 is expanded, the turntable 15 is stopped when the support plate 11 and the inner wall of the foundation pit are stably abutted, then the inserted rod 17 passes through the through hole 16 to be inserted into the corresponding insertion hole 5 to carry out the circular operation on the corresponding groove 1, and the whole recovery efficiency is increased, and the whole recovery operation is facilitated, and the recovery efficiency is improved on the installation box is realized.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. A foundation ditch support for fan civil engineering, its characterized in that: including install bin (1), opening (2) has all been seted up in all running through in install bin (1) both sides, first spout (3) have been seted up to install bin (1) bottom inner wall, just install bin (1) one side wall runs through and has been seted up mounting hole (4), is located install bin (1) outer wall outside mounting hole (4) sets up slot (5) that a plurality of is circular distribution, install hole (4) inside is connected with two-way screw thread lead screw (6) through the bearing rotation, two-way screw thread lead screw (6) both sides pole wall equal threaded connection has thread bush (7), all fixedly connected with slider (8) of thread bush (7) lower extreme, slider (8) lower extreme sliding connection is in first spout (3), a plurality of link (9) that thread bush (7) both sides fixedly connected with are the symmetry setting, a plurality of link (9) are all rotated through the round pin axle and are connected with connecting rod (10), a plurality of connecting rod (10) keep away from one side of install bin (1) and pass opening (2) and sliding connection plate (11), a plurality of sliding connection (12) are provided with two sliding connection (12) in the second spout (13), the opposite sides of the sliding plates (13) are rotatably connected to the connecting rods (10) through pin shafts.

2. A foundation pit support for fan civil engineering according to claim 1, wherein: the outer box walls of the installation boxes (1) positioned on two sides of the opening (2) are fixedly connected with a plurality of auxiliary telescopic rods (14) which are symmetrically arranged, and the output ends of the auxiliary telescopic rods (14) are fixedly connected with the inner walls on two sides of the two support plates (11).

3. A foundation pit support for fan civil engineering according to claim 1, wherein: one side of the bidirectional threaded screw rod (6) far away from the mounting box (1) is fixedly connected with a rotary table (15), a through hole (16) is formed in the upper end of the rotary table (15) in a penetrating mode, and an inserting rod (17) is jointly inserted into the through hole (16) and the corresponding inserting groove (5).

4. A foundation pit support for fan civil engineering according to claim 1, wherein: the outer box walls of the other two sides of the installation box (1) close to the lower end are connected with bottom plates (18) which are symmetrically arranged through bolts in a threaded mode, and conical heads (19) are connected to the bottom plates (18) in a threaded mode.

5. A foundation pit support for fan civil engineering according to claim 3, wherein: the outer side wall of the rotary table (15) is fixedly connected with a plurality of pushing blocks which are distributed in an annular mode.