CN-224211738-U - Protective device for tail shield of coal mine rubber belt conveyor

Abstract

The utility model provides a protective device for a tail shield of a coal mine rubber belt conveyor, which relates to the technical field of coal mine conveying equipment and comprises a conveying support and a shield body, wherein the shield body is arranged at one end above the conveying support, two sides below two ends of the conveying support are respectively provided with a base plate, fixing pins are inserted on the base plates, the lower ends of the fixing pins penetrate through the conveying support and are fixed, encoders are respectively arranged at two sides inside the conveying support, a rotary drum is arranged on the encoders in a reset rotation mode, winding groups are wound on the rotary drum, the shield body is fixed on the conveying support through the base plates and the conveying support by adopting the fixing pins, a connecting wire is connected below the fixing pins, when the shield body loosens or falls off, the fixing pins loosens the connecting wire, the rotary drum is driven to rotate, the encoders measure the rotation stroke of the rotary drum, when a stroke threshold value is triggered, a singlechip is started, the singlechip is used for being connected with a controller to control the closing of the conveying body, the equipment operation is stopped, and the efficient protection of the tail is improved.

Inventors

• CHEN QUAN
• HAI DONG
• WU WEI
• QIAO WU
• MA HANLONG
• HU ZHENDONG
• ZHANG XIAOHUI

Assignees

• 宁夏王洼煤业有限公司

Dates

Publication Date

20260508

Application Date

20250520

Claims (7)

1. 1. The protective device for the tail shield of the coal mine rubber belt conveyor comprises a conveying support (1) and a cover body (2) and is characterized in that the cover body (2) is arranged at one end above the conveying support (1), backing plates (3) are arranged at two sides below two ends of the conveying support (1), fixing pins (4) are inserted into the backing plates (3), and the lower ends of the fixing pins (4) penetrate through the conveying support (1) and are fixed; The utility model discloses a conveyer, including transportation support (1), encoder (5) are all equipped with to the inside both sides of transportation support (1), reset on encoder (5) and rotate and be equipped with rotary drum (6), around being equipped with wire winding group on rotary drum (6), and wire winding group is equipped with two sets of at least, two sets of fixed pin (4) at both ends are connected respectively to wire winding group's connecting wire (7), the singlechip is connected to the signal output part of encoder (5), and the controller of transportation organism is connected to the control end of singlechip.
2. 2. The protective device for the tail shield of the coal mine rubber belt conveyor is characterized in that the fixing pin (4) comprises a plug (8) and a pin body (9), the pin body (9) is arranged at the lower end of the plug (8), the pin body (9) penetrates through the base plate (3), a fixing hole is formed in the conveying support (1), and the pin body (9) penetrates through the fixing hole.
3. 3. The protective device for the tail shield of the coal mine rubber belt conveyor is characterized in that side grooves (11) are formed in the lower portions of two sides of the pin body (9), limiting pieces (12) are rotatably arranged in the side grooves (11), the limiting pieces (12) are used for being clamped on two sides below the fixing holes, and springs (13) are connected between the limiting pieces (12) and one side of the inner portion of the side grooves (11).
4. 4. The protective device for the tail shield of the coal mine rubber belt conveyor is characterized in that a clamping head (14) is arranged at the upper end of the limiting piece (12), the clamping head (14) is used for being clamped at the upper end inside the side groove (11), and the clamping head (14) limits the rotating angle of the limiting piece (12).
5. 5. The protective device for the tail shield of the coal mine rubber belt conveyor is characterized in that a connecting hole (10) is formed in the lower end of the inside of the pin body (9), a connecting hook (15) is arranged on the connecting wire (7), and the connecting hook (15) is matched with the connecting hole (10).
6. 6. The tail shield protection device of the coal mine rubber belt conveyor is characterized in that the connecting wire (7) is used for pulling the rotary drum (6) to rotate, the encoder (5) is used for measuring the rotation stroke of the rotary drum (6) and triggering the singlechip, and the singlechip is used for being connected with the controller to control the opening and closing of the conveyor body.
7. 7. The protective device for the tail shield of the coal mine rubber belt conveyor is characterized in that the shield body (2) is arranged above the tail of the conveying support (1) in a covering mode, reinforcing ribs are arranged in the side wall of the shield body (2), and the shield body (2) and the base plate (3) are integrally formed.

Description

Protective device for tail shield of coal mine rubber belt conveyor Technical Field The utility model relates to the technical field of coal mine transportation equipment, in particular to a protective device for a tail shield of a coal mine rubber belt conveyor. Background In coal mine production, the rubber belt conveyor is important coal transportation equipment, the tail is one of the key parts of the rubber belt conveyor, and the safety protection of the rubber belt conveyor is important, so that a shield is needed and is arranged at the position of the tail for protection; At present, when the shield receives external forces such as coal block impact, equipment vibration, etc., deformation and even breakage easily occur, and long-term stable protection cannot be provided for tail parts, and the concrete performance is as follows: when the tail shield is deformed, loosened and falls off, a mechanism for linkage protection with the rubber belt conveyor is lacking, the rubber belt conveyor cannot stop, and the risk of operation damage exists on the tail, so that the utility model provides a protection device for the tail shield of the rubber belt conveyor for a coal mine, and the protection device for the tail shield is used for solving the problems in the prior art. Disclosure of utility model According to the protective device for the tail shield of the coal mine rubber belt conveyor, the cover body is fixed on the conveying support by adopting the fixing pins to penetrate through the base plate and the conveying support, the connecting wires are connected below the fixing pins, when the cover body loosens or falls off, the fixing pins loosenly pull the connecting wires to drive the rotary drum to rotate, the encoder measures the rotating stroke of the rotary drum, when the set stroke threshold is triggered, the singlechip is started, and the singlechip is used for being connected with the controller to control the conveying body to be closed, equipment operation is stopped, and high-efficiency protection of the tail is improved. The protective device for the tail shield of the coal mine rubber belt conveyor comprises a conveying support and a cover body, wherein the cover body is arranged at one end above the conveying support, base plates are arranged at two sides below two ends of the conveying support, fixing pins are inserted into the base plates, and the lower ends of the fixing pins penetrate through the conveying support and are fixed; The utility model discloses a conveyer, including transportation support, encoder, rotary drum, coiling group, fixed pin, singlechip, control end, conveyer body, conveyer support, encoder, conveyer support, at least, the inside both sides of inside all are equipped with the encoder of conveyer, reset on the encoder and rotate and be equipped with the rotary drum, the coiling is equipped with the coiling group on the rotary drum, and the coiling group is equipped with two at least, two sets of the fixed pin at both ends is connected respectively to the connecting wire of coiling group, the singlechip is connected to the signal output part of encoder, and the controller of conveyer body is connected to the control end of singlechip. The fixing pin is further improved in that the fixing pin comprises a plug and a pin body, the pin body is arranged at the lower end of the plug, the pin body penetrates through the base plate, a fixing hole is formed in the conveying support, and the pin body penetrates through the fixing hole. The pin is further improved in that side grooves are formed in the lower portions of the two sides of the pin body, limiting pieces are rotatably arranged in the side grooves and used for being clamped on the two sides below the fixing holes, and springs are connected between the limiting pieces and one side of the inner portion of the side grooves. The limiting piece is characterized in that the upper end of the limiting piece is provided with a clamping head, the clamping head is used for being clamped at the upper end of the inner part of the side groove, and the clamping head limits the rotating angle of the limiting piece. The further improvement is that the lower end of the inner part of the pin body is provided with a connecting hole, the connecting wire is provided with a connecting hook, and the connecting hook is matched with the connecting hole. The automatic conveyor is further improved in that the connecting wire is used for pulling the rotary drum to rotate, the encoder is used for measuring the rotation stroke of the rotary drum and triggering the singlechip, and the singlechip is used for connecting the controller to control the opening and closing of the conveyor body. The improved structure is characterized in that the cover body is covered above the tail of the transportation bracket, the side wall of the cover body is internally provided with reinforcing ribs, and the cover body and the backing plate are integrally formed. Th