Rotary emergency stop locking mechanism suitable for mining telephone

Abstract

The utility model discloses a rotary sudden stop locking mechanism suitable for a mining telephone, which is characterized in that a sudden stop seat is arranged in a device body, a sudden stop shaft is arranged on the sudden stop seat in a penetrating manner, the sudden stop shaft is in running fit with the sudden stop seat, the sudden stop shaft is connected and arranged on a sudden stop button, and a steel ball is embedded at the tail end of the sudden stop seat opposite to the radial position of the sudden stop shaft; a pressure spring is connected to the embedded position of the steel ball and the emergency stop seat, a signal plate is installed on the emergency stop shaft, a microswitch is arranged at the position, corresponding to the signal plate, in the emergency stop seat, and the signal plate can make contact with the microswitch after rotating. According to the emergency stop locking mechanism, emergency stop locking rotating locking is successfully achieved, maloperation operation is prevented, and the mechanism is simple and convenient to use.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical manufacturing technical field, concretely relates to a kind of rotation emergency stop locking mechanism suitable for mine telephone. BACKGROUND

[0002] In coal mine producing area, the use of public address telephone is very common. Usually, the existing public address telephone needs to press the emergency stop lock of the panel and pull the emergency stop lock of the remote cable when using the public address telephone locking device. The traditional public address telephone locking device structure is complex, difficult to manufacture and inconvenient to install and debug. INVENTION CONTENTS

[0003] (1) technical problem to be solved

[0004] In order to overcome the shortcomings of the prior art, a rotation emergency stop locking mechanism suitable for mine telephone is proposed to solve the problems in the background art.

[0005] (2) technical scheme

[0006] The utility model discloses a rotation emergency stop locking mechanism suitable for mine telephone, which comprises a device body, a lock seat is arranged on the device body, corresponding lock pieces are arranged on the lock seat, the lock pieces are connected to the emergency stop button, and the emergency stop button is rotatably installed on the device body. The utility model also comprises an emergency stop seat, which is installed in the device body. An emergency stop shaft is arranged in the emergency stop seat, and the emergency stop shaft is rotatably connected with the emergency stop seat. The emergency stop shaft is connected to the emergency stop button. A steel ball is arranged at the end of the emergency stop shaft corresponding to the radial position of the emergency stop seat. The steel ball is connected with the compression spring at the embedded position of the emergency stop seat. A signal plate is installed on the emergency stop shaft. A micro switch is arranged in the emergency stop seat corresponding to the position of the signal plate. When the signal plate rotates, it can contact the micro switch.

[0007] Further, an oil seal is arranged at the connection position of the device body and the emergency stop seat.

[0008] Further, a guide groove is arranged in the emergency stop seat corresponding to the emergency stop shaft.

[0009] Further, the micro switch is annularly arranged.

[0010] (3) beneficial effects

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] The rotation emergency stop locking mechanism suitable for mine telephone successfully realizes rotation locking of emergency stop lock, prevents misoperation, and is simple in mechanism and convenient to use. DRAWINGS

[0013] Fig. 1 is the structure schematic view of the utility model.

[0014] Fig. 2 is the half sectional view of the utility model.

[0015] Fig. 3 is the signal plate and micro switch connecting structure schematic view of the utility model.

[0016] 1-device body;11-lock seat;12-lock piece;13-quick stop button;14-oil seal;2-quick stop seat;21-steel ball;22-press spring;23-guide groove;3-quick stop shaft;31-signal plate;32-micro switch. DETAILED DESCRIPTION

[0017] In order to make the utility model purposes, technical scheme and advantages more clearly, following combining with the drawing and example, the utility model is further detailedly explained.It should be understood that the specific example described here is merely used to explain the utility model, and is not used to limit the utility model.

[0018] As Figs. 1-3 The utility model discloses a kind of rotating quick stop locking locking mechanisms suitable for mine telephone, including device body 1, the device body 1 is provided with lock seat 11, corresponding lock piece 12 is provided on the lock seat 11, the lock piece 12 is connected on quick stop button 13, and quick stop button 13 can be rotatable installed on device body 1, further including quick stop seat 2, the quick stop seat 2 is installed in device body 1, quick stop shaft 3 is penetrated in the quick stop seat 2, and quick stop shaft 3 is rotatably cooperated with quick stop seat 2, quick stop shaft 3 is connected and installed on quick stop button 13, steel ball 21 is embedded in the end of quick stop seat 2 corresponding to the radial position of quick stop shaft 3, and steel ball 21 is connected with the embedding of quick stop seat 2 with press spring 22, signal plate 31 is installed on quick stop shaft 3, micro switch 32 is set in quick stop seat 2 corresponding to signal plate 3 position, and signal plate 31 can be contacted with micro switch 32 after rotating.

[0019] As preferred embodiment, oil seal 14 is provided at the connecting place of device body 1 and quick stop seat 2.

[0020] As preferred embodiment, guide groove 23 is provided in quick stop seat 2 corresponding to quick stop shaft 3.

[0021] As preferred embodiment, micro switch 32 is annularly provided with multiple.

[0022] The utility model discloses a kind of rotation emergency stop locking locking mechanism suitable for mine telephone, can realize the function of emergency stop press down locking, emergency stop rotation locking locking, emergency stop rotation unlocking locking, emergency stop pull up cancel locking under unlocking state.Closing device internal mechanism is emergency stop shaft press down pull up and rotation rely on guide groove limit, positioning groove positioning, accurate, reliable and simple;Panel unlocking locking is directly convenient, locking prevents misoperation.

[0023] Specifically, in normal unlocking state, press down emergency stop button 13, signal plate 31 triggers micro switch 32 (1 / 2) to send emergency stop locking signal. Rotate emergency stop button 13, signal plate 31 triggers micro switch 32 (3) to send locking signal. At this time, lock 12 piece can be locked with lock seat 11 to prevent misoperation.

[0024] In locking state, emergency stop switch cannot be pulled up. After removing lock head, rotate emergency stop knob 13 in reverse direction, signal plate 31 is separated from micro switch 32 (3) to cancel locking signal. Pull up emergency stop button 13, signal plate 31 is separated from micro switch 32 (1 / 2) to cancel emergency stop locking signal.

[0025] The above-described embodiments are merely preferred embodiments of the utility model, and do not limit the design concept and scope of the utility model. Without departing from the design concept of the utility model, various modifications and improvements to the technical solution of the utility model made by those skilled in the art shall fall within the protection scope of the utility model, and the technical content claimed by the utility model has been fully recorded in the claims.

Claims

1. A rotary emergency stop locking mechanism for a mining telephone, comprising a device body (1), a lock seat (11) provided on the device body (1), a corresponding lock plate (12) provided on the lock seat (11), the lock plate (12) being connected to an emergency stop button (13), and the emergency stop button (13) being rotatably mounted on the device body (1), characterized in that: Also include the emergency stop seat (2), the emergency stop seat (2) is installed in the device body (1), the emergency stop shaft (3) is provided with the emergency stop seat (2) on, and the emergency stop shaft (3) is rotationally matched with the emergency stop seat (2), the emergency stop shaft (3) is connected and installed on the emergency stop button (13), the end of the emergency stop seat (2) corresponding to the radial position of the emergency stop shaft (3) is embedded with a steel ball (21), and the embedded part of the steel ball (21) and the emergency stop seat (2) is connected with a compression spring (22), the emergency stop shaft (3) is installed with a signal plate (31), the emergency stop seat (2) is provided with a micro switch (32) corresponding to the position of the signal plate (31), and after the signal plate (31) rotates, it can contact the micro switch (32).

2. A rotary emergency stop lock mechanism for a mine telephone according to claim 1, characterized in that: The connecting part of the device body (1) and the emergency stop seat (2) is provided with an oil seal (14).

3. A rotary emergency stop lock mechanism for a mine telephone according to claim 1, characterized in that: The emergency stop seat (2) is provided with a guide groove (23) corresponding to the emergency stop shaft (3).

4. A rotary emergency stop lock mechanism for a mine telephone according to claim 1, characterized in that: The micro switch (32) is annularly provided with a plurality of.

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