CN218265983U

CN218265983U - Underground excavation tunnel supporting construction

Info

Publication number: CN218265983U
Application number: CN202223090050.2U
Authority: CN
Inventors: 古鑫蕤; 张沙; 李迎秋
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-11-17
Filing date: 2022-11-17
Publication date: 2023-01-10
Anticipated expiration: 2032-11-17

Abstract

The utility model relates to a supporting technical field of undercut tunnel, especially a supporting structure of undercut tunnel, including the support, the fixedly connected with buffering subassembly in support center, the buffering subassembly top is connected with the connecting rod, the connecting rod top fixedly connected with supports the top, support the top both sides fixedly connected with direction fill, direction fill bottom fixedly connected with slide bar, the slide bar outside sliding connection has the slip cap, the slip cap outside is fixedly connected with the support, the support bottom is connected with the collection subassembly; the utility model discloses, when the protection, the rubble drops to supporting top side, and the connecting sleeve is under the effect of guide post and spring, and it has certain cushioning effect, and when the rubble dropped, the rubble probably dropped through the edge of supporting the top, still can injure the personnel by a crashing object, and this equipment is through installing the barrier plate of slope at supporting the top, and the rubble drops to the slide bar through the direction fill inside, guarantees that no rubble drops through supporting top side and injures the personnel by a crashing object, and the direction fill has the purpose of putting together the rubble simultaneously.

Description

Underground excavation tunnel supporting construction

Technical Field

The utility model relates to a secretly dig tunnel support technical field specifically is a secretly dig tunnel supporting construction.

Background

In the shallow excavation construction that buries in tunnel, often need use supporting construction to protect constructor, but current supporting construction's buffering protective capacities is relatively poor, when having the rubble to fall down, can not play the effect of fine buffering, leads to supporting construction to damage easily, causes constructor injury even when serious, provides an undercut tunnel supporting construction to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a secretly dig tunnel supporting construction to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above purpose, the utility model provides a following technical scheme:

as an alternative of undercut tunnel supporting construction, wherein: the utility model provides a secretly dig tunnel supporting construction, includes the support, support central authorities fixedly connected with buffering subassembly, buffering subassembly top is connected with the connecting rod, and connecting rod top fixedly connected with supports the top, support top both sides fixedly connected with direction fill, direction fill bottom fixedly connected with slide bar, slide bar outside sliding connection has the sliding sleeve, and the sliding sleeve outside is fixed connection with the support, the support bottom is connected with collects the subassembly, and collects the subassembly bottom and be connected with the wheel.

As an alternative scheme of undercut tunnel supporting construction, wherein: connecting rod outside fixedly connected with is the anchor strut of symmetric distribution, and the anchor strut top is fixed connection with supporting the top, and supports the top around both sides be protruding setting.

As an alternative scheme of undercut tunnel supporting construction, wherein: the top of the guide hopper is fixedly connected with a blocking plate which is obliquely arranged, and the blocking plate is longitudinally arranged in a long strip shape.

As an alternative scheme of undercut tunnel supporting construction, wherein: the buffer assembly is including fixed cover, adapter sleeve and screw shaft, the fixed cover outside is fixed connection with the support, the inside sliding connection of fixed cover has the adapter sleeve, adapter sleeve top fixedly connected with screw shaft, the screw shaft outside is screwed connection with the connecting rod, the inside sliding connection of adapter sleeve has the guide post, and the guide post bottom is fixed connection with the screw cap.

As an alternative scheme of undercut tunnel supporting construction, wherein: the outer side of the threaded cap is in spiral connection with the fixed sleeve, the outer side of the guide column is provided with a spring, and the bottom of the spring is fixedly connected with the threaded cap.

As an alternative scheme of undercut tunnel supporting construction, wherein: the collecting assembly comprises a bottom plate, a guide block and a collecting frame, the outer side of the bottom plate is fixedly connected with the support, the top of the bottom plate is fixedly connected with the guide block which is vertically arranged, the outer side of the guide block is slidably connected with the collecting frame, and wheels are fixedly connected with the bottom of the bottom plate.

As an alternative scheme of undercut tunnel supporting construction, wherein: the handle is installed to collection frame front side, the bottom plate up end is personally submitted the slope and is set up.

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

the utility model discloses, through the buffering subassembly that sets up, when the protection, when the problem that the tunnel inside appears dropping the rubble, the rubble drops to and props the top, and the rubble extrudees a fender top this moment, and the fender top extrudees connecting rod and adapter sleeve, and the adapter sleeve is under the effect of guide post and spring this moment, and it has certain cushioning effect;

when the broken stone falls, the broken stone may fall through the edge of the supporting top, and still can injure people, the equipment ensures that no broken stone falls through the upper part of the supporting top to injure people by installing the inclined barrier plate on the top of the supporting top, and the broken stone falls into the sliding rod through the guide hopper;

when the crushed stones fall into the collecting assembly through the sliding rod, the crushed stones can be gathered together in a centralized manner, so that the subsequent personnel can clean the crushed stones conveniently, and meanwhile, the crushed stones fall into the collecting assembly, so that the gravity center of the device can be ensured to move downwards, and the integral stability of the device is ensured;

through the collection subassembly that sets up, and collect the frame and be the slope setting, guarantee to collect the frame and be located the tilting gearing, make it be difficult for breaking away from with the bottom plate, have certain fixed action, when needs are handled the rubble of collecting the frame inside, drive through the handle and collect the frame and slide, can take out it this moment and then clear up.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic structural view of the cushion assembly of the present invention;

fig. 3 is a schematic structural view of the collecting assembly of the present invention.

In the figure: 1. a support; 2. a buffer assembly; 201. fixing a sleeve; 202. connecting sleeves; 203. a threaded shaft; 204. a guide post; 205. a spring; 206. a threaded cap; 3. a connecting rod; 4. supporting the roof; 5. a reinforcing rod; 6. a blocking plate; 7. a guide hopper; 8. a slide bar; 9. a collection assembly; 901. a base plate; 902. a guide block; 903. a collection frame; 904. a handle; 10. a wheel; 11. a sliding sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Example 1

Referring to fig. 1, the present invention provides a technical solution:

the utility model provides an undercut tunnel supporting construction, which comprises a

bracket

1, 1 central fixedly connected with buffering subassembly 2 of above-mentioned support, 2 tops of above-mentioned buffering subassembly are connected with connecting

rod

3, and 3 top fixedly connected with of connecting rod protect top 4, 4 both sides fixedly connected with direction fill 7 on the above-mentioned top of protecting, 7 bottom fixedly connected with slide bar 8 are fought in the above-mentioned direction, 8 outside sliding connection of above-mentioned slide bar have sliding

sleeve

11, 8 stable slideings of slide bar are guaranteed in this kind of setting, and the sliding sleeve 11 outside is fixed connection with

support

1, 1 bottom of above-mentioned support is connected with collection subassembly 9, and collection subassembly 9 bottom is connected with wheel 10, wheel 10 set up and make things convenient for equipment to remove.

Above-mentioned 3 outside fixedly connected with of connecting rod is stiffening rod 5 of symmetric distribution, and the 5 tops of stiffening rod are fixed connection with strut top 4, and strut top 4 front and back both sides and be protruding setting, and this kind of setting is guaranteed that the rubble can get into to inside the slide bar 8 through the direction fill 7, and the slide bar 8 is hollow setting for the rubble drops to inside collecting assembly 9.

The top of the guide hopper 7 is fixedly connected with a blocking plate 6 which is obliquely arranged, the blocking plate 6 is arranged in a longitudinal strip shape, and the blocking plate 6 is arranged to ensure that the crushed stone falls into the guide hopper 7.

During the use, with this device removal inside the tunnel, this moment prop up the fender top 4 and be located the tunnel top, when tunnel top rubble drops, the rubble falls in strutting 4 tops, and the rubble extrudees a fender top 4, extrude a fender top 4 this moment, and extrude it downwards, move downwards through connecting rod 3, and connecting rod 3 extrudees buffering subassembly 2, certain cushioning effect has this moment, avoid strutting the mechanism to damage, and it is arc setting to strut the top 4 top, the rubble drops to inside the guide fill 7 through propping up the fender top 4, and barrier plate 6 is used for blockking the rubble, guarantee that the rubble can drop to inside the slide bar 8 through guide fill 7 and finally drop to inside the collection subassembly 9, not only can realize the effect of putting together of rubble this moment, make things convenient for follow-up personnel to clear up, reduce the focus of equipment simultaneously, guarantee that equipment is more stable, after the use is accomplished, through dismantling buffering subassembly 2, be used for will strutting inside 4 dismantlement, make things convenient for equipment to carry.

Example 2

In this embodiment, referring to fig. 1 and fig. 2, specifically, the buffer assembly 2 includes a fixing sleeve 201, a connecting sleeve 202 and a threaded shaft 203, an outer side of the fixing sleeve 201 is fixedly connected to the bracket 1, the connecting sleeve 202 is slidably connected to the inside of the fixing sleeve 201, the threaded shaft 203 is fixedly connected to a top of the connecting sleeve 202, an outer side of the threaded shaft 203 is spirally connected to the connecting rod 3, a guide column 204 is slidably connected to the inside of the connecting sleeve 202, and a bottom of the guide column 204 is fixedly connected to a threaded cap 206.

The outer side of the threaded cap 206 is spirally connected with the fixing sleeve 201, the outer side of the guide column 204 is provided with a spring 205, and the bottom of the spring 205 is fixedly connected with the threaded cap 206.

When the rubble dropped, the rubble dropped to 4 tops of strutting, and strut top 4 extrusion connecting rod 3 downwards, connecting rod 3 extrusion screw shaft 203, screw shaft 203 extrudees adapter sleeve 202, adapter sleeve 202 extrusion spring 205, certain cushioning effect has this moment, guarantee that equipment is not fragile, guide post 204 that sets up simultaneously is used for guaranteeing that adapter sleeve 202 is stable to slide from top to bottom, when dismantling, through rotating screw cap 206, thread sleeve 206 separates with fixed cover 201, adapter sleeve 202 bottom rotates with fixed cover 201 simultaneously, and it drives screw shaft 203 and rotates to rotate adapter sleeve 202, and screw shaft 203 separates with connecting rod 3, the removal can be realized to this moment rebound fender top 4, make things convenient for equipment to carry.

Example 2

In this embodiment, please refer to fig. 1 and fig. 3, specifically, the collecting assembly 9 includes a bottom plate 901, a guide block 902 and a collecting frame 903, an outer side of the bottom plate 901 is fixedly connected to the bracket 1, a top of the bottom plate 901 is fixedly connected to the guide block 902 which is longitudinally arranged, the outer side of the guide block 902 is slidably connected to the collecting frame 903, and a bottom of the bottom plate 901 is fixedly connected to the wheel 10.

The handle 904 is mounted on the front side of the collection frame 903, the upper end face of the bottom plate 901 is arranged in an inclined mode, even though gravels are accumulated inside the collection frame 903, the center of gravity of the whole collection frame 903 moves downwards, the collection frame 903 slides towards the rear side, meanwhile the guide block 902 stops the collection frame 903 from sliding downwards, at the moment, the collection frame 903 is prevented from being separated from the guide block 902, and a certain fixing effect on the collection frame 903 is achieved.

The rubble drops to inside hollow slide bar 8 through direction fill 7 for and then drop to inside collecting frame 903, be used for collecting the rubble, installs the guide block 902 of slope simultaneously in bottom plate 901 bottom, and the frame 903 is collected in the cooperation, is used for fixed collection frame 903 this moment, and the rubble falls inside collecting frame 903, not only conveniently handles the rubble, guarantees simultaneously that equipment focus descends, guarantees that equipment is stable.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims

1. The utility model provides an undercut tunnel supporting construction, includes support (1), its characterized in that: support (1) central authorities fixedly connected with buffering subassembly (2), buffering subassembly (2) top is connected with connecting rod (3), and connecting rod (3) top fixedly connected with back-up (4), back-up (4) both sides fixedly connected with direction fill (7), direction fill (7) bottom fixedly connected with slide bar (8), slide bar (8) outside sliding connection has sliding sleeve (11), and the sliding sleeve (11) outside is fixed connection with support (1), support (1) bottom is connected with collects subassembly (9), and collects subassembly (9) bottom and is connected with wheel (10).

2. The underground excavated tunnel support structure according to claim 1, wherein: connecting rod (3) outside fixedly connected with is stiffening rod (5) of symmetric distribution, and stiffening rod (5) top is fixed connection with supporting top (4), and supports top (4) front and back both sides and be protruding setting.

3. An underground excavated tunnel support structure according to claim 1, wherein: the top of the guide hopper (7) is fixedly connected with a blocking plate (6) which is obliquely arranged, and the blocking plate (6) is longitudinally arranged in a long strip shape.

4. The underground excavated tunnel support structure according to claim 1, wherein: buffer unit (2) are including fixed cover (201), adapter sleeve (202) and screw shaft (203), fixed cover (201) outside is fixed connection with support (1), fixed inside sliding connection of cover (201) has adapter sleeve (202), adapter sleeve (202) top fixedly connected with screw shaft (203), the screw shaft (203) outside is screwed connection with connecting rod (3), the inside sliding connection of adapter sleeve (202) has guide post (204), and guide post (204) bottom is fixed connection with screw cap (206).

5. An underground excavated tunnel support structure according to claim 4, wherein: the outside of the threaded cap (206) is in spiral connection with the fixed sleeve (201), a spring (205) is arranged on the outside of the guide column (204), and the bottom of the spring (205) is fixedly connected with the threaded cap (206).

6. The underground excavated tunnel support structure according to claim 1, wherein: the collecting assembly (9) comprises a bottom plate (901), a guide block (902) and a collecting frame (903), the outer side of the bottom plate (901) is fixedly connected with the support (1), the top of the bottom plate (901) is fixedly connected with the guide block (902) which is longitudinally arranged, the outer side of the guide block (902) is slidably connected with the collecting frame (903), and the bottom of the bottom plate (901) is fixedly connected with wheels (10).

7. An underground excavated tunnel support structure according to claim 6, wherein: the front side of the collecting frame (903) is provided with a handle (904), and the upper end surface of the bottom plate (901) is obliquely arranged.