Safety door protection device

Abstract

The embodiment of the utility model discloses a safety door protection device which comprises an integrated protection system, a belt and a safety door, and the integrated protection system comprises a control system, an address encoder, a first sudden stop assembly, a second sudden stop assembly and a limiting assembly; the first emergency stop assembly, the second emergency stop assembly and the limiting assembly are connected into an original belt comprehensive protection system to achieve interlocking protection of the safety door, after the belt stops, if the tensioning device safety door needs to be opened, the second emergency stop assembly is pressed down firstly, an emergency stop signal is sent to a control system, and therefore the safety door is opened; meanwhile, the safety door is additionally provided with a limiting assembly and a first emergency stop assembly, when no in-place signal exists, an alarm signal is triggered to a belt comprehensive protection instrument or an emergency stop signal is sent to a control system, and the belt cannot be opened; the occurrence of personnel injury accidents caused by privately cleaning accumulated materials or maintaining by field personnel when the belt runs can be effectively avoided.

Description

Technical Field

[0001] The embodiments of the present application relate to the technical field of safety door protection, and in particular, to a safety door protection device. Background Art

[0002] During the operation of the existing safety gate, when the belt is operating normally, it is inevitable that on-site personnel will enter to clean up the belt accumulation or perform maintenance, which poses a huge safety hazard to the on-site personnel during cleaning and maintenance operations and can easily cause injuries to personnel. Utility Model Content

[0003] The embodiment of the present application provides a safety door protection device to solve the problem that belt material accumulation or maintenance of existing safety doors leads to unsafe cleaning and maintenance.

[0004] In a first aspect, an embodiment of the present application provides a safety door protection device, comprising a comprehensive protection system, a belt and a safety door, the comprehensive protection system comprising a control system, an address encoder, a first emergency stop component, a second emergency stop component and a limit component, the address encoder is connected to the belt, the first emergency stop component and the limit component, the limit component is used to send an in-place signal to the control system, the control system controls the address encoder to turn on the belt, the first emergency stop component is used to send an emergency stop signal to the control system, the control system controls the address encoder to stop the belt, and the second emergency stop component is used to control the sending of an emergency stop signal to the control system to control the closing of the safety door.

[0005] In some embodiments, the second emergency stop assembly includes a second emergency stop button switch and an electric lock, the control system connects the second emergency stop button switch and the electric lock, the first end of the second emergency stop button switch is connected to the live wire end, the second end of the second emergency stop button switch is connected to the first end of the electric lock, and the second end of the electric lock is connected to the neutral wire end.

[0006] In some embodiments, the first emergency stop component includes a first emergency stop button switch, and the first emergency stop button switch is connected to the control system and the address encoder.

[0007] In some embodiments, the limit assembly includes a first limit switch, and the first limit switch connects the control system and the address encoder.

[0008] In some embodiments, the limit assembly further includes a second limit switch, and the second limit switch is connected in parallel with the first limit switch.

[0009] In some embodiments, the electric lock is an electric bolt lock.

[0010] In some embodiments, the electric lock is a power-off and door-closing type electric bolt lock.

[0011] In some embodiments, the first limit switch is a travel switch.

[0012] In some embodiments, the second limit switch is a travel switch.

[0013] In some embodiments, the first emergency stop button switch and the second emergency stop button switch are both push-type switches.

[0014] The embodiment of the present application realizes the interlocking protection of the safety door by connecting the first emergency stop component, the second emergency stop component and the limit component to the original comprehensive protection system of the belt. When the belt stops, if the safety door of the tensioning device needs to be opened, first press the second emergency stop component to send an emergency stop signal to the control system to open the safety door. At the same time, the safety door is equipped with a limit component and a first emergency stop component. When there is no arrival signal, an alarm signal is triggered to the belt comprehensive protection instrument or an emergency stop signal is sent to the control system, and the belt cannot be opened. The three interlocking protection devices of the safety door can effectively prevent the occurrence of personal injury accidents caused by on-site personnel privately cleaning up accumulated materials or repairing while the belt is running. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of a safety door protection device provided in an embodiment of the present application. DETAILED DESCRIPTION

[0016] In order to make the purpose, technical scheme and advantages of the present application clearer, the specific embodiments of the present application are further described in detail below in conjunction with the accompanying drawings. It is understood that the specific embodiments described herein are only used to explain the present application, rather than to limit the present application. It should also be noted that, for the convenience of description, only the part related to the present application but not all the contents are shown in the accompanying drawings. Before discussing the exemplary embodiments in more detail, it should be mentioned that some exemplary embodiments are described as processes or methods depicted as flow charts. Although the flow chart describes each operation (or step) as a sequential process, many of the operations therein can be implemented in parallel, concurrently or simultaneously. In addition, the order of each operation can be rearranged. The process can be terminated when its operation is completed, but it can also have additional steps not included in the accompanying drawings. The process can correspond to a method, a function, a procedure, a subroutine, a subprogram, etc.

[0017] The safety door protection device of the embodiment of the present application is provided to avoid the problem of belt material accumulation or maintenance in the existing safety door, which leads to unsafe cleaning and maintenance.

[0018] Figure 1 This is a schematic diagram of the structure of a safety door protection device provided in an embodiment of the present application. Figure 1 The safety door protection device includes a comprehensive protection system, a belt and a safety door. The comprehensive protection system includes a control system, an address encoder, a first emergency stop component, a second emergency stop component and a limit component. The address encoder is connected to the belt, the first emergency stop component and the limit component. The limit component is used to send an in-place signal to the control system. The control system controls the address encoder to turn on the belt. The first emergency stop component is used to send an emergency stop signal to the control system. The control system controls the address encoder to stop the belt from working. The second emergency stop component is used to control the sending of an emergency stop signal to the control system to control the closing of the safety door.

[0019] As mentioned above, the embodiment of the present application realizes the interlocking protection of the safety door by connecting the first emergency stop component, the second emergency stop component and the limit component to the original comprehensive protection system of the belt. When the belt stops, if the safety door of the tensioning device needs to be opened, first press the second emergency stop component to send an emergency stop signal to the control system to open the safety door. At the same time, the safety door is equipped with a limit component and a first emergency stop component. When there is no in-place signal, an alarm signal is triggered to the belt comprehensive protection instrument or an emergency stop signal is sent to the control system, and the belt cannot be opened. Through the three interlocking protection devices of the safety door, the occurrence of personal injury accidents caused by on-site personnel privately cleaning up accumulated materials or repairing while the belt is running can be effectively solved.

[0020] As a preferred embodiment, the second emergency stop component includes a second emergency stop button switch T2 and an electric lock F1, the control system connects the second emergency stop button switch and the electric lock, the first end of the second emergency stop button switch is connected to the live wire end, the second end of the second emergency stop button switch is connected to the first end of the electric lock, and the second end of the electric lock is connected to the neutral wire end.

[0021] As a preferred implementation, the first emergency stop component includes a first emergency stop button switch T1, and the first emergency stop button switch is connected to the control system and the address encoder.

[0022] As a preferred implementation, the limit assembly includes a first limit switch S1, and the first limit switch connects the control system and the address encoder.

[0023] As a preferred implementation, the limit assembly further includes a second limit switch S2, and the second limit switch is connected in parallel with the first limit switch.

[0024] As a preferred implementation, the electric lock is an electric bolt lock.

[0025] As a preferred implementation, the electric lock is a power-off and door-closing type electric bolt lock.

[0026] As a preferred implementation, the first limit switch is a travel switch.

[0027] As a preferred implementation, the second limit switch is a travel switch.

[0028] As a preferred implementation, both the first emergency stop button switch and the second emergency stop button switch are push-type switches.

[0029] As a preferred implementation, the first diode is an anti-reverse diode.

[0030] The above are only preferred embodiments of the present application and the technical principles used. The present application is not limited to the specific embodiments described herein, and various obvious changes, readjustments and substitutions that can be made by those skilled in the art will not deviate from the scope of protection of the present application. Therefore, although the present application is described in more detail through the above embodiments, the present application is not limited to the above embodiments, and may include more other equivalent embodiments without departing from the concept of the present application, and the scope of the present application is determined by the scope of the claims.

Claims

1. A safety door protection device, characterized in that: include: A comprehensive security system, a belt and a safety door, wherein the comprehensive security system comprises a control system, an address encoder, a first emergency stop component, a second emergency stop component and a limit component, wherein the address encoder is connected to the belt, the first emergency stop component and the limit component, the limit component is used to send an in-place signal to the control system, the control system controls the address encoder to turn on the belt, the first emergency stop component is used to send an emergency stop signal to the control system, the control system controls the address encoder to stop the belt, and the second emergency stop component is used to control the sending of an emergency stop signal to the control system to control the closing of the safety door.

2. The safety door protection device according to claim 1, characterized in that: The second emergency stop component includes a second emergency stop button switch and an electric lock, the control system connects the second emergency stop button switch and the electric lock, the first end of the second emergency stop button switch is connected to the live wire end, the second end of the second emergency stop button switch is connected to the first end of the electric lock, and the second end of the electric lock is connected to the neutral wire end.

3. The safety door protection device according to claim 2, characterized in that: The first emergency stop component includes a first emergency stop button switch, and the first emergency stop button switch is connected to the control system and the address encoder.

4. The safety door protection device according to claim 1, characterized in that: The limit assembly includes a first limit switch, and the first limit switch connects the control system and the address encoder.

5. The safety door protection device according to claim 4, characterized in that: The limit assembly further includes a second limit switch, which is connected in parallel with the first limit switch.

6. The safety door protection device according to claim 2, characterized in that: The electric lock adopts an electric bolt lock.

7. The safety door protection device according to claim 6, characterized in that: The electric lock adopts a power-off door-closing type electric bolt lock.

8. The safety door protection device according to claim 4, characterized in that: The first limit switch is a travel switch.

9. The safety door protection device according to claim 5, characterized in that: The second limit switch is a travel switch.

10. The safety door protection device according to claim 3, characterized in that: The first emergency stop button switch and the second emergency stop button switch are both push-type switches.

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