CN219064321U

CN219064321U - Damping blasting device

Info

Publication number: CN219064321U
Application number: CN202222727462.6U
Authority: CN
Inventors: 孙浩; 朱宝龙; 冯康; 周垣; 马至刚
Original assignee: Southwest University of Science and Technology
Current assignee: Southwest University of Science and Technology
Priority date: 2022-10-17
Filing date: 2022-10-17
Publication date: 2023-05-23
Anticipated expiration: 2032-10-17

Abstract

The utility model discloses a damping blasting device which comprises a cylinder, wherein a baffle is fixedly arranged at the upper end of the cylinder, a fixing mechanism is arranged on the surface of the cylinder, the fixing mechanism comprises eight mounting grooves formed in the surface of the cylinder, each four of the eight mounting grooves is divided into two groups, the two groups of mounting grooves are formed in the surface of the cylinder in a circumferential array, and a transmission cavity is formed in a shell of the cylinder. This shock attenuation blasting device puts the cylinder into the blast hole, rotates the action bars and drives the transfer line and rotate, and the rotation of transfer line drives the threaded rod through the conical gear and rotates, and the fixed block moves through the rotation of threaded rod under the effect of slider direction, and the removal of fixed block supports the arc through the spring damper and holds up the board to the inner wall in blast hole, and it is convenient to bring for the assembly work of device and blast hole to can seal the blast hole under the effect of baffle, avoid outside to have the rubble to get into in the blast hole, so that subsequent blasting work.

Description

Damping blasting device

Technical Field

The utility model relates to the technical field of blasting construction, in particular to a damping blasting device.

Background

Some lands are in the in-process of construction, can all use the mode of blasting construction to accelerate engineering progress generally, and before blasting construction, need to open a plurality of blastholes on the blasting region first to carry out blasting construction through the blastholes one by one, but in actual operation's in-process, the shaking force of blasting falls into other in advance bored in advance and wait to explode downthehole, causes the jam, need clear up the blasthole when leading to the follow-up installation explosive, has increased staff's work burden.

At present, in order to avoid the rubble to block up into the blast hole, the staff can draw materials on spot mostly and use the stone or the stick of the unanimous size of blast hole to block up the blast hole, does not have the device that is used for protecting the blast hole specially, for this application proposes a shock attenuation blast device.

Disclosure of Invention

The present utility model is directed to a shock absorbing blasting device, which solves the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the damping blasting device comprises a cylinder, wherein a baffle is fixedly arranged at the upper end of the cylinder, and a fixing mechanism is arranged on the surface of the cylinder;

the utility model discloses a fixed establishment, including seting up the mounting groove at the cylinder surface, the quantity of mounting groove is eight, and every four of eight mounting grooves is a set of two sets of, and two sets of mounting grooves all are circumference array and set up the surface at the cylinder, and the transmission chamber has been seted up to the inside casing of cylinder, and the inside of transmission chamber is vertical to be provided with the transfer line, and the inner wall rotation of mounting groove is connected with the threaded rod that extends to the transmission intracavity portion, and the tip of threaded rod passes through the conical gear transmission with the surface of transfer line and is connected, and the surface threaded connection of threaded rod has the fixed block, and the surface of fixed block is provided with damper.

Preferably, the damping mechanism comprises two circular grooves symmetrically formed in the surface of the fixed block, and spring dampers are arranged in the two circular grooves.

Preferably, the two spring dampers are fixedly arranged at one ends of the circular grooves, which are far away from the circular grooves, of arc-shaped retaining plates, and damping rubber pads are arranged on the surfaces of the arc-shaped retaining plates.

Preferably, an operation rod for rotating the transmission rod is arranged on the upper surface of the baffle plate.

Preferably, the upper surface and the lower surface of the fixed block are both provided with sliding blocks, and the inner top wall and the inner bottom wall of the mounting groove are both provided with sliding grooves matched with the sliding blocks.

Preferably, the column body is made of light steel with light weight and high strength.

Advantageous effects

The utility model provides a damping blasting device, which has the following beneficial effects:

1. this shock attenuation blasting device, during the use, put into the blast hole with the cylinder, rotate the action bars and drive the transfer line and rotate, the rotation of transfer line drives the threaded rod through the conical gear and rotates, the fixed block moves through the rotation of threaded rod under the effect of slider direction, the removal of fixed block supports the arc through the spring damper and holds up the board to the inner wall in blast hole, it is convenient to bring for the assembly work of device and blast hole to can seal the blast hole under the effect of baffle, avoid outside to have the rubble to get into in the blast hole, so that subsequent blasting work.

2. This shock attenuation blasting device can cushion and unload the power at the produced shaking force, the impact force when other blastholes explode under the effect of spring damper and damping rubber pad, avoids shaking force, impact force to this blasthole and bring about the influence rather than surrounding area, plays the effect of eliminating the blasting afterwave, has improved the practicality of device.

Drawings

FIG. 1 is a schematic view of the present utility model in a front cross-section;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

fig. 3 is a schematic perspective view of a fixing block according to the present utility model.

In the figure: 1 cylinder, 2 baffle, 3 transfer line, 4 threaded rods, 5 fixed blocks, 6 spring damper, 7 arc-shaped abutting plates, 8 damping rubber pads, 9 operation rods, 10 stratum, 11 blasthole bodies.

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. 1-3, the present utility model provides a technical solution: the utility model provides a shock attenuation blasting unit, includes cylinder 1, and cylinder 1 is light in weight, the high light steel material of intensity, and the upper end fixed mounting of cylinder 1 has baffle 2, and the surface of cylinder 1 is provided with fixed establishment, and fixed establishment is including seting up the mounting groove at cylinder 1 surface, and the quantity of mounting groove is eight, and every four of eight mounting grooves is two sets of for the group, and two sets of mounting grooves all are circumference array seting up at the surface of cylinder 1.

The inside transmission chamber of having seted up of casing of cylinder 1, the inside in transmission chamber is vertical to be provided with transfer line 3, and the upper surface of baffle 2 is provided with the action bars 9 that are used for rotating transfer line 3, and the inner wall rotation of mounting groove is connected with the threaded rod 4 that extends to the transmission intracavity portion, and the tip and the surface of transfer line 3 of threaded rod 4 are connected through the bevel gear transmission, and the surface threaded connection of threaded rod 4 has fixed block 5.

The upper surface and the lower surface of fixed block 5 all are provided with the slider, and the spout with slider looks adaptation has all been seted up to the interior roof and the interior diapire of mounting groove, and the surface of fixed block 5 is provided with damper, and damper is including two circular grooves of symmetry seting up at the fixed block 5 surface, and the inside of two circular grooves all is provided with spring damper 6, and the one end fixed mounting that two spring damper 6 kept away from the circular groove has arc to keep out board 7, and the surface of arc to keep out board 7 is provided with damping rubber pad 8.

When the explosion hole is used, the cylinder 1 is placed in the explosion hole, the rotating operation rod 9 drives the transmission rod 3 to rotate, the rotation of the transmission rod 3 drives the threaded rod 4 to rotate through the bevel gear, the fixed block 5 moves through the rotation of the threaded rod 4 under the action of the guide of the sliding block, the movement of the fixed block 5 supports the arc-shaped retaining plate 7 to the inner wall of the explosion hole through the spring damper 6, convenience is brought to the assembly work of the explosion hole and the device, the explosion hole can be sealed under the action of the baffle 2, broken stone is prevented from entering the explosion hole from the outside, and the subsequent explosion work is facilitated.

The spring shock absorber 6 and the shock-absorbing rubber pad 8 can buffer and unload the vibration force and impact force generated when other blastholes are blasted, so that the influence of the vibration force and impact force on the blastholes and surrounding zones is avoided, the effect of eliminating blast residual waves is achieved, and the practicability of the device is improved.

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 shock absorbing blasting device comprising a cylinder (1), characterized in that: the upper end of the column body (1) is fixedly provided with a baffle plate (2), and the surface of the column body (1) is provided with a fixing mechanism;

the utility model provides a fixed establishment is including seting up the mounting groove at cylinder (1) surface, the quantity of mounting groove is eight, eight mounting grooves are four for a set of two sets of, two sets of mounting grooves all are circumference array and set up the surface at cylinder (1), the inside transmission chamber of seting up of casing of cylinder (1), the inside of transmission chamber is vertical to be provided with transfer line (3), the inner wall rotation of mounting groove is connected with threaded rod (4) that extend to the transmission intracavity portion, the tip of threaded rod (4) is connected through the bevel gear transmission with the surface of transfer line (3), the surface threaded connection of threaded rod (4) has fixed block (5), the surface of fixed block (5) is provided with damper.

2. A shock absorbing blasting apparatus according to claim 1, wherein: the damping mechanism comprises two circular grooves symmetrically formed in the surface of the fixed block (5), and spring dampers (6) are arranged in the two circular grooves.

3. A shock absorbing blasting apparatus according to claim 2, wherein: one end, far away from the circular groove, of each spring damper (6) is fixedly provided with an arc-shaped retaining plate (7), and the surface of each arc-shaped retaining plate (7) is provided with a damping rubber pad (8).

4. A shock absorbing blasting apparatus according to claim 1, wherein: the upper surface of the baffle plate (2) is provided with an operating rod (9) for rotating the transmission rod (3).

5. A shock absorbing blasting apparatus according to claim 1, wherein: the upper surface and the lower surface of fixed block (5) all are provided with the slider, and the spout with slider looks adaptation has all been seted up to the interior roof of mounting groove and interior diapire.

6. A shock absorbing blasting apparatus according to claim 1, wherein: the column body (1) is made of light steel materials with light weight and high strength.