CN220302160U

CN220302160U - Tunnel blasting protector

Info

Publication number: CN220302160U
Application number: CN202321782172.XU
Authority: CN
Inventors: 刘国军; 赵存清; 张龙; 张海龙; 陆彦林; 李春江; 郭树喜; 张胜文; 白玉龙
Original assignee: Gansu Lanjin Civil Explosion High Tech Co ltd
Current assignee: Gansu Lanjin Civil Explosion High Tech Co ltd
Priority date: 2023-07-08
Filing date: 2023-07-08
Publication date: 2024-01-05
Anticipated expiration: 2033-07-08

Abstract

The utility model discloses a tunnel blasting protection device which comprises a base, a moving wheel, a lifting assembly, an upper protection plate, a lower protection plate and a supporting assembly, wherein the moving wheel is arranged at the periphery of the lower bottom of the base, the lifting assembly is arranged at one side of the upper top of the base, the upper protection plate is hinged on the lifting assembly, the lower protection plate is hinged at the lower end of the upper protection plate, the supporting assembly is arranged on the base, the supporting assembly is used for fixing the lower protection plate, and the lifting assembly comprises a supporting rod, a winding wheel, a supporting wheel and a supporting sliding sleeve. The utility model relates to the technical field of tunnel engineering construction auxiliary equipment, in particular to a tunnel blasting protection device which is convenient to use and disassemble.

Description

Tunnel blasting protector

Technical Field

The utility model relates to the technical field of tunnel engineering construction auxiliary equipment, in particular to a tunnel blasting protection device.

Background

Tunnel construction usually adopts a blasting excavation mode, and explosion can generate the hazard effects of flying stones, blasting shock waves and the like, and the hazard effects are also called hazard effects or negative effects; the urban tunnel is located in urban areas with more population and buildings, if flying stones fly out, huge consequences can occur, a plurality of units are protected by adopting boards, sandbags or other temporary turnover materials in the blasting construction of tunnel openings, the operation is complicated and labor-wasting, the protection effect is not ideal, and some blasting protection devices are inconvenient to install and detach and are troublesome to install and use in blasting sites, so that improvement is needed aiming at the existing problems.

Disclosure of Invention

Aiming at the situation, the utility model provides the tunnel blasting protection device which is convenient to use and convenient to detach in order to overcome the current technical defects.

The technical scheme adopted by the utility model is as follows: the tunnel blasting protector that this scheme provided, including base, removal wheel, lifting unit, last guard plate, lower guard plate and supporting component, the department around the bottom is located to the removal wheel, lifting unit locates top one side on the base, go up the guard plate and articulate on locating lifting unit, the guard plate lower extreme is located to the lower guard plate hinge, supporting component locates on the base, supporting component fixes down the guard plate, lifting unit includes bracing piece, rolling wheel, supporting wheel and support sliding sleeve, the bracing piece articulates locates base upper end one side middle part, the support sliding sleeve slides and locates on the bracing piece, the rolling wheel is rotated and is located the bracing piece, the bracing piece upper end is equipped with the mounting panel, the supporting wheel is located the rolling wheel top, the rolling takes turns to and is equipped with the stay cord, the stay cord upper end is walked around the supporting wheel and is connected with the support sliding sleeve rear end, it articulates locates on the support sliding sleeve to go up the guard plate.

In order to be convenient for fix spacing to lower guard plate, supporting component includes supporting seat and swivel mount, the base upper end both sides are located to the supporting seat symmetry, the swivel mount rotates and locates in the supporting seat, the swivel mount upper end is equipped with the card post, lower guard plate rear end both sides interval is equipped with multiunit cutting ferrule, the card post is connected with one of them a set of cutting ferrule block.

The rotary frame is provided with a plurality of groups of positioning pin holes in a surrounding mode, the supporting seat is provided with a threaded pin rod in a threaded mode, and the threaded pin rod is connected with one group of positioning pin holes in a clamping mode.

In order to be convenient for fix spacing to last guard plate, support sliding sleeve both ends symmetry and be equipped with the screw thread dead lever, run through the interval on the bracing piece and be equipped with multiunit screw thread fixed orifices, screw thread dead lever and one of them screw thread fixed orifices threaded connection.

In order to improve the stability of the device, supporting blocks are symmetrically arranged at the periphery of the base, hydraulic cylinders are arranged on the supporting blocks, and a ground fixing base plate is arranged on an output shaft of each hydraulic cylinder.

Further, the upper protection plate and the lower protection plate are provided with buffer protection rubber pads.

The beneficial effects obtained by the utility model by adopting the structure are as follows: the tunnel blasting protection device has the advantages that: remove the wheel through setting up and can be convenient remove this device, can carry out fixed stay to last guard plate and lower guard plate through the lifting unit cooperation supporting component that sets up to conveniently install and dismantle, can improve the steadiness of this device with ground through pneumatic cylinder and the solid backing plate that sets up, can improve the effect of protection and shock resistance through the buffering protection rubber pad that sets up on last guard plate and lower guard plate.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of a tunnel blasting protecting device according to the present utility model;

FIG. 2 is a schematic diagram of a tunnel blasting protection device according to the present utility model;

FIG. 3 is a schematic side view of a tunnel blasting apparatus according to the present utility model;

fig. 4 is a schematic three-dimensional structure of a tunnel blasting protection device according to the present utility model.

Wherein, 1, a base, 2, a moving wheel, 3, a lifting component, 4, an upper protection plate, 5, a lower protection plate, 6, a supporting component, 7, a supporting rod, 8, a winding wheel, 9, a supporting wheel, 10, a supporting sliding sleeve, 11, a mounting plate, 12 and a pull rope, 13, a supporting seat, 14, a rotating frame, 15, a clamping sleeve, 16, a positioning pin hole, 17, a threaded pin rod, 18, a threaded fixing rod, 19, a threaded fixing hole, 20, a supporting block, 21, a hydraulic cylinder, 22, a ground cushion plate, 23 and a buffering protection rubber pad.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; 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.

It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings, and the words "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component.

As shown in fig. 1 to 4, the technical scheme adopted by the utility model is as follows: the tunnel blasting protector that this scheme provided, including base 1, remove round 2, lifting unit 3, go up guard plate 4, lower guard plate 5 and supporting component 6, the department all around is located to the bottom under the base 1 to remove round 2, lifting unit 3 locates base 1 top one side, go up guard plate 4 and articulate on locating lifting unit 3, lower guard plate 5 articulates locates and goes up guard plate 4 lower extreme, supporting component 6 locates on base 1, supporting component 6 fixes down guard plate 5, lifting unit 3 includes bracing piece 7, rolling wheel 8, supporting wheel 9 and support sliding sleeve 10, bracing piece 7 articulates locates base 1 upper end one side middle part, support sliding sleeve 10 slides and locates on the bracing piece 7, rolling wheel 8 rotates locates on bracing piece 7, the bracing piece 7 upper end is equipped with mounting panel 11, the mounting panel 11 lower extreme is located to supporting wheel 9 is located rolling wheel 8 top, be equipped with stay cord 12 on the rolling wheel 8, stay cord 12 upper end is walked around supporting wheel 9 and is connected with the support sliding sleeve 10 rear end, go up guard plate 4 articulatedly locates on the support sliding sleeve 10.

As shown in fig. 2, the support assembly 6 includes a support base 13 and a rotating frame 14, the support base 13 is symmetrically disposed on two sides of the upper end of the base 1, the rotating frame 14 is rotatably disposed in the support base 13, clamping columns are disposed at the upper end of the rotating frame 14, a plurality of groups of clamping sleeves 15 are disposed at two sides of the rear end of the lower protection plate 5 at intervals, and the clamping columns are connected with one group of clamping sleeves 15 in a clamping manner.

As shown in fig. 2, a plurality of groups of positioning pin holes 16 are formed on the rotating frame 14 in a surrounding manner, a threaded pin rod 17 is connected to the supporting seat 13 in a threaded manner, and the threaded pin rod 17 is connected with one group of positioning pin holes 16 in a clamping manner.

As shown in fig. 3, the two ends of the support sliding sleeve 10 are symmetrically provided with threaded fixing rods 18, a plurality of groups of threaded fixing holes 19 are arranged on the support rod 7 at intervals, and the threaded fixing rods 18 are in threaded connection with one group of threaded fixing holes 19.

As shown in fig. 4, support blocks 20 are symmetrically arranged at the periphery of the base 1, hydraulic cylinders 21 are arranged on the support blocks 20, and a ground fixing base plate 22 is arranged on an output shaft of each hydraulic cylinder 21.

As shown in fig. 1, the upper protection plate 4 and the lower protection plate 5 are provided with buffer protection rubber pads 23.

When the device is specifically used, the device is moved into a tunnel far away from the tunnel to be blasted through the moving wheel 2, the hydraulic cylinder 21 is started to drive the ground base plate 22 to move downwards to be in contact with the ground so as to form stable support for the base 1, the supporting rod 7 is lifted, the winding wheel 8 is rotated, the winding wheel 8 drives the supporting sliding sleeve 10 to move upwards through the pull rope 12 so as to drive the upper protection plate 4 to move upwards, the winding wheel is fixed through the threaded fixing rod 18 and the opposite threaded fixing hole 19, the upper protection plate 4 is fixed and limited, the lower protection plate 5 is pulled open to adjust the direction of the rotating frame 14, the clamping pin is led to enter the clamping sleeve 15 opposite to the lower protection plate 5 to support and fix the lower protection plate 5, the threaded pin rod 17 is screwed to be pinned into the positioning pin hole 16 opposite to the clamping sleeve, and after installation is completed, workers can enter the device to protect the upper protection plate 4 and the lower protection plate 5.

It is noted that relational terms such as first and second, and the like are 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. Moreover, 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 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

1. A tunnel blasting protector, characterized in that: including base, removal wheel, lifting unit, last guard plate, lower guard plate and supporting component, the removal wheel is located base lower bottom department all around, lifting unit locates top one side on the base, go up the guard plate and articulatedly locate on the lifting unit, the guard plate lower extreme is located to the articulated last guard plate lower extreme that locates down, supporting component locates on the base, supporting component fixes down the guard plate, lifting unit includes bracing piece, rolling wheel, supporting wheel and support sliding sleeve, the bracing piece articulatedly locates base upper end one side middle part, the support sliding sleeve slides and locates on the bracing piece, the rolling wheel is rotated and is located the bracing piece, the bracing piece upper end is equipped with the mounting panel, the mounting panel lower extreme is located to the supporting wheel, the supporting wheel is located the rolling wheel top, the last stay cord that is equipped with of rolling wheel, the supporting wheel is walked around to the stay cord upper end and is connected with the support sliding sleeve rear end is located to last guard plate hinge.

2. A tunnel blast shield according to claim 1, wherein: the support assembly comprises a support seat and a rotating frame, wherein the support seat is symmetrically arranged on two sides of the upper end of the base, the rotating frame is rotationally arranged in the support seat, clamping columns are arranged at the upper end of the rotating frame, a plurality of groups of clamping sleeves are arranged on two sides of the rear end of the lower protection plate at intervals, and the clamping columns are connected with one group of clamping sleeves in a clamping mode.

3. A tunnel blast shield according to claim 2, wherein: the rotary frame is provided with a plurality of groups of positioning pin holes in a surrounding mode, the supporting seat is connected with a threaded pin rod in a threaded mode, and the threaded pin rod is connected with one group of positioning pin holes in a clamping mode.

4. A tunnel blast shield according to claim 3, wherein: the support sliding sleeve is characterized in that threaded fixing rods are symmetrically arranged at two ends of the support sliding sleeve, a plurality of groups of threaded fixing holes are formed in the support rod at intervals in a penetrating mode, and the threaded fixing rods are in threaded connection with one group of threaded fixing holes.

5. A tunnel blast shield according to claim 4, wherein: the base is symmetrically provided with supporting blocks around, the supporting blocks are provided with hydraulic cylinders, and the output shafts of the hydraulic cylinders are provided with ground fixing base plates.

6. A tunnel blast shield according to claim 5, wherein: and buffer protection rubber pads are arranged on the upper protection plate and the lower protection plate.