CN216815222U

CN216815222U - A protector for colliery blasting

Info

Publication number: CN216815222U
Application number: CN202220633390.6U
Authority: CN
Inventors: 闫玉山
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-22
Filing date: 2022-03-22
Publication date: 2022-06-24
Anticipated expiration: 2032-03-22

Abstract

The utility model discloses a protective device for coal mine blasting, which comprises a box body, wherein the top of the box body is hollowed, one end of the top of the box body is rotatably provided with a baffle, a threaded rod is rotatably arranged in the box body, the threaded rod is sleeved with a moving block in a threaded manner, two sides of the moving block are respectively provided with a connecting block, the tops of the two connecting blocks are respectively hinged with a transmission rod, the other end of the transmission rod is hinged to one side of the baffle, the bottom of the box body is provided with a travelling wheel, the side edge of the box body is provided with an adjusting positioning piece, and the baffle is far away from one side of the transmission rod and is provided with an elastic net.

Description

A protector for colliery blasting

Technical Field

The utility model belongs to the technical field of coal mine blasting protection, and particularly relates to a protection device for coal mine blasting.

Background

Coal mines are areas where humans mine coal resources in coal-rich mining areas, and are generally divided into underground coal mines and opencast coal mines. When the coal bed is far away from the ground surface, a tunnel is excavated to the underground to mine coal, which is a mineworker coal mine; when the coal seam is very close to the earth surface, the coal is generally excavated by directly stripping the earth surface soil layer, the coal is an open pit coal mine, most coal mines in China belong to underground coal mines, and the coal mines are often required to be blasted when the underground coal mines dig the coal.

The broken stone can splash in the blasting process, if the shelter is not hidden, the shelter can be protected at the back and can be injured by the broken stone, the structure of the existing protection device is fixed, the practicability of the angle regulation is inconvenient to adjust is low, and the protection device is large in size and not convenient to collect and move together.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model provides a protection device for coal mine blasting, which has the advantages of convenience in angle adjustment, capability of adjusting the angle of the protection device according to actual conditions and convenience in movement, and solves the problems that the conventional protection device is fixed in structure, low in practicability due to the fact that the angle is inconvenient to adjust, large in size and inconvenient to fold together for movement and transportation.

The utility model discloses a protective device for coal mine blasting, which comprises a box body, wherein the top of the box body is hollowed, one end of the top of the box body is rotatably provided with a baffle, a threaded rod is rotatably arranged in the box body, the threaded rod is in threaded sleeve connection with a moving block, two sides of the moving block are respectively provided with a connecting block, the tops of the two connecting blocks are respectively hinged with a transmission rod, the other end of the transmission rod is hinged to one side of the baffle, the bottom of the box body is provided with a travelling wheel, the side edge of the box body is provided with an adjusting positioning piece, and the baffle is far away from one side of the transmission rod and is provided with an elastic net.

Preferably, the fixing rod is arranged in the box body, the connecting block is sleeved on the surface of the fixing rod in a sliding mode, the top of the box body is provided with two fixing blocks, and the baffle is rotatably installed between the two fixing blocks through the rotating shaft.

Preferably, one end of the threaded rod extends out of the box body, and a hand wheel is fixedly connected to one end of the threaded rod.

Preferably, the adjusting and positioning piece comprises a fixing plate, an internal thread fixing pipe, a thread column and a supporting pad, the fixing plate is fixedly connected to the side edge of the box body, the internal thread fixing pipe fixedly penetrates through the fixing plate, threads of the thread column penetrate through the internal thread fixing pipe, and the supporting pad is mounted at the bottom of the fixing plate.

Preferably, the four corners of one side of the baffle are respectively provided with a fixing column, the four corners of the elastic net are provided with a lantern ring, and the lantern ring is sleeved on the outer side of the fixing column.

Preferably, one side of the baffle is provided with an elastic rubber pad, and the elastic rubber pad is positioned between the baffle and the elastic net.

Compared with the prior art, the utility model has the following beneficial effects:

1. the utility model solves the problems that the existing protective device is relatively fixed in structure, inconvenient in angle adjustment and low in practicability, large in size and inconvenient to fold together for moving and carrying.

2. The baffle plate is rotatably arranged between the two fixed blocks through the rotating shaft, so that the aim of rotatably installing the baffle plate is fulfilled.

3. According to the utility model, through the arrangement of the hand wheel, a worker can drive the threaded rod to rotate by rotating the hand wheel, so that the worker can conveniently control the threaded rod.

4. According to the utility model, the fixing plate, the internal thread fixing pipe, the threaded column and the supporting pad are arranged, the supporting pad is driven to move up and down by rotating the threaded column, and then the supporting pad is adjusted to be in contact with the ground and be far away from the ground, so that the supporting pad is fixed by the supporting pad during positioning, and the supporting pad is far away from the ground travelling wheel to be in contact with the ground to move during moving, thereby improving the practicability.

5. The elastic net is convenient to disassemble and assemble by arranging the fixing columns and the lantern rings, so that a new elastic net is convenient to replace, and the protection and blocking effects in use are guaranteed.

6. The elastic rubber pad is arranged, so that the impact of flying stones during blasting can be buffered, the impact on the baffle can be reduced, and the service life of the device can be prolonged.

Drawings

FIG. 1 is a schematic structural diagram of a protection device for coal mine blasting provided by an embodiment of the utility model;

FIG. 2 is a schematic structural diagram of a box provided by an embodiment of the utility model;

FIG. 3 is a schematic diagram of an elastic net according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of an adjusting positioning element provided in an embodiment of the present invention.

In the figure: 1. a box body; 110. fixing the rod; 120. a fixed block; 2. a baffle plate; 210. fixing a column; 220. an elastic rubber pad; 3. a threaded rod; 310. a hand wheel; 4. a moving block; 5. connecting blocks; 6. a transmission rod; 7. a traveling wheel; 8. adjusting the positioning piece; 810. a fixing plate; 820. an internal thread fixing tube; 830. a threaded post; 840 a support pad; 9. an elastic net; 910. a collar.

Detailed Description

In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings.

The structure of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1 to 4, the protection device for coal mine blasting provided by the embodiment of the utility model comprises a box body 1, wherein the top of the box body 1 is hollowed, a baffle 2 is rotatably installed at one end of the top of the box body 1, a threaded rod 3 is rotatably installed in the box body 1, a movable block 4 is in threaded sleeve connection with the threaded rod 3, two sides of the movable block 4 are respectively provided with a connecting block 5, the tops of the two connecting blocks 5 are respectively hinged with a transmission rod 6, the other end of the transmission rod 6 is hinged to one side of the baffle 2, a walking wheel 7 is installed at the bottom of the box body 1, an adjusting positioning part 8 is installed on the side edge of the box body 1, and an elastic net 9 is installed on one side, far away from the transmission rod 6, of the baffle 2.

Referring to fig. 2, a fixing rod 110 is arranged in the box body 1, the connecting block 5 is slidably sleeved on the surface of the fixing rod 110, two fixing blocks 120 are arranged at the top of the box body 1, and the baffle 2 is rotatably installed between the two fixing blocks 120 through a rotating shaft.

Adopt above-mentioned scheme: through setting up dead lever 110, can restrict the motion of connecting block 5, avoid connecting block 5 to rotate along with the movable block 4 motion in-process, make it can only along dead lever 110 axial displacement, through setting up two fixed blocks 120, rotate baffle 2 through the pivot again and set up between two fixed blocks 120, reach the purpose that baffle 2 rotated the installation.

Referring to fig. 2, one end of the threaded rod 3 extends out of the box body 1, and one end of the threaded rod 3 is fixedly connected with a hand wheel 310.

Adopt above-mentioned scheme: through setting up hand wheel 310, the staff of being convenient for drives threaded rod 3 through rotating hand wheel 310 and rotates to make things convenient for the staff to control threaded rod 3.

Referring to fig. 4, the adjusting positioning member 8 includes a fixing plate 810, an internal thread fixing tube 820, a thread column 830 and a supporting pad 840, the fixing plate 810 is fixedly connected to the side of the box body 1, the internal thread fixing tube 820 is fixedly penetrated through the fixing plate 810, the thread column 830 is penetrated through the internal thread fixing tube 820, and the supporting pad 840 is installed at the bottom of the fixing plate 810.

Adopt above-mentioned scheme: through setting up fixed plate 810, the fixed pipe 820 of internal thread, screw thread post 830 and supporting pad 840, utilize to rotate screw thread post 830 and drive supporting pad 840 and reciprocate, and then adjust supporting pad 840 contact ground and keep away from ground to it is fixed through supporting pad 840 when the location, supporting pad 840 keeps away from ground walking wheel 7 during the removal and contacts ground and removes, and then improves the practicality.

Referring to fig. 3, the fixing posts 210 are disposed at four corners of one side of the baffle 2, the ring 910 is disposed at four corners of the elastic net 9, and the ring 910 is sleeved on the outer sides of the fixing posts 210.

Adopt above-mentioned scheme: through setting up fixed column 210 and lantern ring 910, conveniently carry out the dismouting to elastic net 9 to the elastic net 9 of convenient renewal, protection when guaranteeing to use blocks the effect.

Referring to fig. 3, an elastic rubber pad 220 is provided at one side of the barrier 2, and the elastic rubber pad 220 is located between the barrier 2 and the elastic net 9.

Adopt above-mentioned scheme: through setting up elastic rubber pad 220, be favorable to the striking of buffer flyrock when blasting, alleviate the impact to baffle 2, extension device's life.

The working principle of the utility model is as follows:

when the device is used, the threaded column 830 is rotated, the threaded column 830 axially moves along the internal thread fixing tube 820 through the thread transmission principle, so that the supporting pad 840 is driven to move away from the ground or to release the ground, the supporting pad 840 is separated from the ground walking wheel 7 and is contacted with the ground to move, otherwise, the supporting pad 840 is contacted with the ground to support the device, the hand wheel 310 is rotated, the hand wheel 310 drives the threaded rod 3, the threaded rod 3 drives the moving block 4 to move through the thread transmission principle, the moving block 4 drives the connecting block 5 to move the connecting block 5 to axially move along the fixing rod 110, so that the transmission rod 6 is driven to move, the transmission rod 6 pushes the baffle 2 against, the baffle 2 rotates to be erected, the elastic net 9 is matched again, so that the protection effect is effectively achieved, and the angle of the baffle 2 can be adjusted through the rotating hand wheel 310 according to actual conditions.

In summary, the following steps: this a protector for colliery blasting through setting up box 1, baffle 2, threaded rod 3, movable block 4, connecting block 5, transfer line 6, walking wheel 7, adjusting the setting element 8 and elasticity net 9, has solved current protector structure comparatively fixedly now, and inconvenient regulation angle regulation practicality is lower, and protector's the great receipts of being not convenient for of volume is in the same place the problem of removing and carrying.

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 changes, modifications, substitutions and alterations can be made in these embodiments 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. The utility model provides a protector for coal mine blasting, includes its characterized in that of box (1): the utility model discloses a safe and convenient storage box, including box (1), threaded rod (3) are installed to box (1) top fretwork, box (1) top one end is rotated and is installed baffle (2), threaded rod (3) are installed to box (1) internal rotation, threaded rod (3) screw thread has cup jointed movable block (4), movable block (4) both sides all are provided with connecting block (5), two connecting block (5) top all articulates there is transfer line (6), the transfer line (6) other end articulate in baffle (2) one side, walking wheel (7) are installed to box (1) bottom, box (1) side is installed and is adjusted setting element (8), baffle (2) are kept away from transfer line (6) one side and install elasticity net (9).

2. A shelter for coal mine blasting according to claim 1, wherein: the novel box is characterized in that a fixing rod (110) is arranged in the box body (1), the connecting block (5) is sleeved on the surface of the fixing rod (110) in a sliding mode, two fixing blocks (120) are arranged at the top of the box body (1), and the baffle (2) is rotatably installed between the two fixing blocks (120) through a rotating shaft.

3. A shelter for coal mine blasting according to claim 1, wherein: one end of the threaded rod (3) extends out of the box body (1), and one end of the threaded rod (3) is fixedly connected with a hand wheel (310).

4. A shelter for coal mine blasting as defined in claim 1, wherein: adjust setting element (8) including fixed plate (810), the fixed pipe of internal thread (820), screw thread post (830) and supporting pad (840), fixed plate (810) fixed connection in box (1) side, the fixed pipe of internal thread (820) is fixed to be run through fixed plate (810), screw thread post (830) screw thread runs through the fixed pipe of internal thread (820), supporting pad (840) install in fixed plate (810) bottom.

5. A shelter for coal mine blasting according to claim 1, wherein: the four corners of one side of the baffle (2) are respectively provided with a fixing column (210), the four corners of the elastic net (9) are provided with a lantern ring (910), and the lantern ring (910) is sleeved on the outer side of the fixing column (210).

6. A shelter for coal mine blasting according to claim 1, wherein: an elastic rubber pad (220) is arranged on one side of the baffle plate (2), and the elastic rubber pad (220) is located between the baffle plate (2) and the elastic net (9).