Mining emergency broadcasting device

Abstract

The utility model discloses a mining emergency broadcasting device, and relates to the technical field of broadcasting. The emergency broadcast device comprises a hollow sleeve and a rotating motor, a limiting hole is formed in the middle of one side of the hollow sleeve, a lead screw is fixedly arranged at the output end of the rotating motor, an internal thread ring is screwed on the outer cylindrical surface of the lead screw, a connecting plate is fixedly arranged on the outer cylindrical surface of the middle of the internal thread ring, and an emergency broadcast body is movably arranged at one end of the connecting plate. According to the mining emergency broadcasting device, the hollow sleeve, the limiting hole, the limiting ring, the rotating motor, the screw rod, the internal thread ring and the connecting plate are matched for use to adjust the emergency broadcasting body up and down, so that the mining emergency broadcasting device does not need a worker to climb to a mounting position during inspection to inspect mining emergency broadcasting, the inspection danger is reduced, and the inspection efficiency is improved. The angle of the emergency broadcast body is adjusted by arranging the connecting rod, the rotating block and the rotating shaft in cooperation with the positioning plate and the connecting frame, so that the emergency broadcast body can broadcast in a large direction range, and the installation limitation of the emergency broadcast body is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of broadcasting, in particular to an emergency broadcasting device for mines. Background Art

[0002] Emergency broadcasting refers to when a major natural disaster, emergency, public health, social security or other public crisis occurs, causing or likely to cause major casualties, property losses, ecological damage and serious social harm, endangering public safety, emergency broadcasting can provide a fast and convenient information transmission channel to deliver disaster news or possible hazards to the public at the first time, so that the people can know what happened and how to evacuate and avoid danger at the first time, so as to minimize the loss of life and property:

[0003] However, mine emergency broadcasting is usually installed in tunnels, ventilation shafts and production floors. Its installation height is relatively high. Mine emergency broadcasting requires regular inspection and maintenance. During the inspection, workers need to climb to the installation site to inspect the mine emergency broadcasting, which requires climbing during inspection and maintenance, which is highly dangerous.

[0004] Therefore, the existing mine emergency broadcasting devices cannot meet the needs of actual use, so there is an urgent need for improved technologies on the market to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a mine emergency broadcast device, which solves the problem that the mine emergency broadcast needs workers to climb to the installation site to inspect the mine emergency broadcast during inspection and maintenance, thereby requiring climbing during inspection and maintenance, which is highly dangerous.

[0006] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0007] The utility model is a mine emergency broadcast device, comprising a hollow sleeve with a limited position hole in the middle of one side and a rotating motor, a screw rod is fixedly arranged at the output end of the rotating motor, and an internal thread ring is screwed on the outer cylindrical surface of the screw rod, a connecting plate is fixedly arranged on the outer cylindrical surface of the middle part of the internal thread ring, and an emergency broadcast body is movably arranged at one end of the connecting plate, two fixing rods are evenly fixedly arranged at the middle part of the top of the hollow sleeve, and a limiting ring is fixedly arranged at one adjacent end of the two fixing rods, a limiting rod is fixedly arranged at the top of the screw rod, and the limiting rod is rotated inside the limiting ring, and the connecting plate slides inside the limiting hole, the screw rod is driven to rotate by the operation of the rotating motor, the internal thread ring and the connecting plate are driven to move along the screw rod by the rotation of the screw rod and the limiting hole, and the emergency broadcast body is driven to move up and down by the movement of the connecting plate, which is convenient for the staff and convenient for the emergency broadcast body to be fixed at a high place for broadcasting, the position of the limiting ring is fixed by the cooperation of the hollow sleeve and the fixing rod, and the position of the screw rod is limited and fixed by the cooperation of the limiting ring and the limiting rod, so as to prevent the screw rod from deviating when rotating.

[0008] Furthermore, two limiting plates are evenly fixed on one end of the connecting plate, and rotation holes are opened inside the two limiting plates, and the positions of the limiting plates are fixed by the connecting plate.

[0009] Furthermore, a plurality of mounting plates are evenly fixed on the other side of the hollow sleeve, and the mounting plates are convenient for cooperating with fastening bolts to install and fix the hollow sleeve.

[0010] Furthermore, a connecting rod is fixedly provided at the middle part of the back side of the emergency broadcast body, and a rotating block is fixedly provided at one end of the connecting rod, and the position of the rotating block is fixed by the cooperation of the emergency broadcast body and the connecting rod.

[0011] Furthermore, a rotating shaft is fixed inside the rotating block, and the rotating block rotates between two limit plates, and the rotating shaft rotates inside the rotating hole. The position of the rotating block and the rotating shaft is limited and fixed by the cooperation of the limit plates and the rotating holes, so that the emergency broadcast body can be rotated to a suitable angle along the rotating shaft to facilitate broadcasting.

[0012] Furthermore, two positioning plates are evenly fixed on the outer cylindrical surface in the middle of the rotating shaft, and connecting frames are fixed at both ends of the rotating shaft, and one end of the two connecting frames is fixed to the corresponding position on the back of the emergency broadcast body. By using the positioning plates and the connecting frames in combination, the position of the rotating shaft is limited and fixed, while the connection stability between the emergency broadcast body and the rotating shaft is increased.

[0013] The utility model has the following beneficial effects:

[0014] 1. The utility model adjusts the emergency broadcast body up and down by arranging a hollow sleeve, a limit hole, a limit ring, a rotating motor, a screw rod, an internal thread ring and a connecting plate, so that the mine emergency broadcast device does not require workers to climb to the installation site to inspect the mine emergency broadcast, thereby reducing the risk of inspection.

[0015] 2. The utility model adjusts the angle of the emergency broadcast body by setting a connecting rod, a rotating block, a rotating shaft and cooperating with a positioning plate and a connecting frame, so that the emergency broadcast body can broadcast in a larger direction range and reduce its installation limitations. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the hollow sleeve of the utility model;

[0018] Figure 3 This is a position relationship diagram of the screw rod and the internal thread ring of the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of the emergency broadcasting main body of the utility model.

[0020] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0021] 101. Hollow sleeve; 102. Limiting hole; 103. Fixing rod; 104. Limiting ring; 105. Mounting plate; 201. Rotating motor; 202. Screw rod; 203. Internal threaded ring; 204. Connecting plate; 205. Limiting plate; 206. Rotating hole; 207. Limiting rod; 301. Emergency broadcasting body; 302. Connecting rod; 303. Rotating block; 304. Rotating shaft; 305. Positioning plate; 306. Connecting frame. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0023] See also Figure 1-4As shown, the utility model is a mine emergency broadcast device, including a hollow sleeve 101 with a limiting hole 102 in the middle of one side and a rotating motor 201, a screw rod 202 is fixedly arranged at the output end of the rotating motor 201, and an internal thread ring 203 is screwed on the outer cylindrical surface of the screw rod 202, a connecting plate 204 is fixedly arranged on the outer cylindrical surface of the middle part of the internal thread ring 203, and an emergency broadcast body 301 is movably arranged at one end of the connecting plate 204, two fixing rods 103 are evenly fixedly arranged in the middle of the top of the hollow sleeve 101, and a limiting ring 104 is fixedly arranged at one adjacent end of the two fixing rods 103, a limiting rod 207 is fixedly arranged at the top of the screw rod 202, and the limiting rod 207 rotates inside the limiting ring 104, and the connecting plate 204 is connected to the emergency broadcast body 301. The plate 204 slides inside the limiting hole 102, and the rotating motor 201 drives the screw rod 202 to rotate. The screw rod 202 rotates and cooperates with the limiting hole 102 to drive the internal threaded ring 203 and the connecting plate 204 to move along the screw rod 202. The movement of the connecting plate 204 drives the emergency broadcast body 301 to move up and down, which is convenient for the staff. At the same time, it is convenient for the emergency broadcast body 301 to be fixed at a high place for broadcasting. The position of the limiting ring 104 is fixed by the hollow sleeve 101 and the fixing rod 103. The position of the screw rod 202 is limited and fixed by the limiting ring 104 and the limiting rod 207 to prevent the screw rod 202 from shifting during rotation.

[0024] Among them Figure 2-3 As shown, two limit plates 205 are evenly fixed on one end of the connecting plate 204, and rotation holes 206 are opened inside the two limit plates 205. The position of the limit plates 205 is fixed by the connecting plate 204, and multiple mounting plates 105 are evenly fixed on the other side of the hollow sleeve 101. The mounting plates 105 are convenient for cooperating with fastening bolts to install and fix the hollow sleeve 101.

[0025] Among them Figure 3-4As shown, a connecting rod 302 is fixedly provided at the middle of the back of the emergency broadcast body 301, and a rotating block 303 is fixedly provided at one end of the connecting rod 302. The position of the rotating block 303 is fixed by the cooperation of the emergency broadcast body 301 and the connecting rod 302. A rotating shaft 304 is fixedly provided inside the rotating block 303, and the rotating block 303 rotates between two limiting plates 205, and the rotating shaft 304 rotates inside the rotating hole 206. The positions of the rotating block 303 and the rotating shaft 304 are limited by the cooperation of the limiting plates 205 and the rotating holes 206. The position is fixed, so that the emergency broadcast body 301 can be rotated to a suitable angle along the rotating shaft 304 to facilitate broadcasting. Two positioning plates 305 are evenly fixed on the outer cylindrical surface in the middle of the rotating shaft 304, and connecting frames 306 are fixed at both ends of the rotating shaft 304, and one end of the two connecting frames 306 is fixed to the corresponding position on the back of the emergency broadcast body 301. By using the positioning plate 305 and the connecting frame 306 in combination, the position of the rotating shaft 304 is limited and fixed, while increasing the connection stability between the emergency broadcast body 301 and the rotating shaft 304.

[0026] The above are only preferred embodiments of the present invention and do not limit the present invention. Any modification to the technical solutions recorded in the aforementioned embodiments and any equivalent replacement of some of the technical features therein, any modification, equivalent replacement, and improvement made are all within the protection scope of the present invention.

Claims

1. Mine emergency broadcasting device, characterized by: The invention comprises a hollow sleeve (101) with a limiting hole (102) provided in the middle of one side and a rotating motor (201); a screw rod (202) is fixedly provided at the output end of the rotating motor (201); an internal threaded ring (203) is screwed on the outer cylindrical surface of the screw rod (202); a connecting plate (204) is fixedly provided on the middle outer cylindrical surface of the internal threaded ring (203); an emergency broadcast body (301) is movably provided at one end of the connecting plate (204); two fixing rods (103) are evenly fixedly provided at the middle of the top of the hollow sleeve (101); a limiting ring (104) is fixedly provided at the adjacent ends of the two fixing rods (103); a limiting rod (207) is fixedly provided at the top of the screw rod (202); the limiting rod (207) rotates inside the limiting ring (104); and the connecting plate (204) slides inside the limiting hole (102).

2. The mine emergency broadcasting device according to claim 1, characterized in that: Two limiting plates (205) are evenly fixedly disposed at one end of the connecting plate (204), and a rotation hole (206) is provided inside the two limiting plates (205).

3. The mine emergency broadcasting device according to claim 1 is characterized in that: A plurality of mounting plates (105) are evenly fixedly disposed on the other side of the hollow sleeve (101).

4. The mine emergency broadcasting device according to claim 1, characterized in that: A connecting rod (302) is fixedly provided at the middle of the back side of the emergency broadcast body (301), and a rotating block (303) is fixedly provided at one end of the connecting rod (302).

5. The mine emergency broadcasting device according to claim 4 is characterized in that: A rotating shaft (304) is fixedly arranged inside the rotating block (303), and the rotating block (303) rotates between two limiting plates (205), and the rotating shaft (304) rotates inside the rotating hole (206).

6. The mine emergency broadcasting device according to claim 5, characterized in that: Two positioning plates (305) are evenly fixed on the outer cylindrical surface in the middle of the rotating shaft (304), and connecting frames (306) are fixed at both ends of the rotating shaft (304), and one end of the two connecting frames (306) is fixed to the corresponding position on the back of the emergency broadcast body (301).

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