CN211500364U

CN211500364U - Safety door mechanism

Info

Publication number: CN211500364U
Application number: CN201922205151.1U
Authority: CN
Inventors: 曾超峰; 刘超; 刘志峰; 黎镇源; 唐华军; 刘海涛; 郭琴梅; 李旦; 陈起枫
Original assignee: Guangdong Original Point Intelligent Technology Co Ltd
Current assignee: Guangdong Original Point Intelligent Technology Co Ltd
Priority date: 2019-12-10
Filing date: 2019-12-10
Publication date: 2020-09-15
Anticipated expiration: 2029-12-10

Abstract

The utility model discloses a safety door mechanism, which comprises a door frame, a control panel arranged on the door frame and a safety door; the front side of the door frame is provided with an indicator lamp, a door opening switch and an emergency stop switch, and the control panel is electrically connected with the door opening switch and the emergency stop switch; a first safety grating and a second safety grating are respectively arranged on the front side and the back side of the door frame, and are electrically connected with the indicator light through a control panel; the safety door is provided with an electronic lock, and the door opening switch is electrically connected with the electronic lock through a control panel; through the setting, the number of people in the work area is recorded, whether the worker outside the work area is in the work area is confirmed by the worker, accidents caused by starting mechanical equipment through misoperation are avoided, and personal safety of the worker is protected.

Description

Safety door mechanism

Technical Field

The utility model relates to a production safety protection field, in particular to emergency exit.

Background

In modern factories, people work together with mechanical equipment, and some automated production mechanical equipment often has potential dangers, such as: handling mechanical arm, automatic assembly line etc. cause staff's bodily injury easily, consequently need set up corresponding safety protection measure around mechanical equipment. In a traditional safety measure, safety doors such as mechanical fences and sliding doors are usually adopted to separate a working area, so that accidents caused by the fact that workers mistakenly enter the working area of mechanical equipment are avoided. Under the condition of multi-person operation, when a person stops equipment and enters a working area, the conventional safety door lacks a function of displaying whether the person in the working area leaves or cannot detect and confirm whether the person entering the working area leaves, and other persons easily cause an accident because of misoperation and restarting the equipment under the condition that the conditions of the working area cannot be known.

It is seen that improvements and enhancements to the prior art are needed.

SUMMERY OF THE UTILITY MODEL

In view of the foregoing prior art's weak point, the utility model aims at providing a safety door mechanism aims at realizing whether someone in the detection achievement region through the emergency exit, avoids the maloperation to start mechanical equipment and causes the accident, protection operation personnel's personal safety. .

In order to achieve the purpose, the utility model adopts the following technical proposal:

a safety door mechanism comprises a door frame, a control plate arranged on the door frame and a safety door; the front side of the door frame is provided with an indicator lamp, a door opening switch and an emergency stop switch, and the control panel is electrically connected with the door opening switch and the emergency stop switch; a first safety grating and a second safety grating are respectively arranged on the front side and the back side of the door frame, and are electrically connected with the indicator light through a control panel; the safety door is provided with an electronic lock, and the door opening switch is electrically connected with the electronic lock through a control panel.

The safety door mechanism comprises a safety door and a door frame, wherein the safety door comprises a push-pull part and a fixing part arranged on one side of the push-pull part, and the upper frame and the lower frame of the door frame are both provided with sliding chutes; the fixed part is fixedly arranged on the door frame, the push-pull part is connected with the sliding groove in a sliding mode, and the electronic lock is arranged on one side, away from the fixed part, of the push-pull part.

The safety door mechanism, wherein, the push-and-pull portion is kept away from one side of fixed part and is still provided with infrared sensor, infrared sensor passes through control panel and electronic lock electric connection.

The safety door mechanism is characterized in that the fixed part and the push-pull part are both provided with observation windows.

The safety door mechanism, wherein, the one end that is close to the fixed part of spout is provided with the stopper.

The safety door mechanism is characterized in that a door opening switch and an emergency stop switch are also arranged on the back of the door frame.

The safety door mechanism, wherein, the switch sets up to take the button switch of LED lamp for opening the door.

The safety door mechanism is characterized in that a protective cover is arranged on the emergency stop switch.

Has the advantages that:

the utility model provides an emergency exit mechanism compares prior art, through setting up first safe grating and second safe grating, utilizes the operation personnel to come record operation personnel through the order of first safe grating and second safe grating and whether get into or leave work area to whether the operation personnel of being convenient for outside the work area confirm someone treat work area, avoid because maloperation starts mechanical equipment and cause the accident, protection operation personnel's personal safety.

Drawings

Fig. 1 is a schematic front structural view of the safety door mechanism of the present invention.

Fig. 2 is a schematic view of a back structure of the safety door mechanism of the present invention.

Fig. 3 is a schematic view of an opening state of the safety door mechanism of the present invention.

Fig. 4 is a schematic view of the connection relationship of the control panels of the present invention.

Description of the main element symbols: 10-a door frame, 11-an indicator light, 12-a door opening switch, 13-an emergency stop switch, 14-a first safety grating, 15-a second safety grating, 16-a sliding groove, 17-a limiting block, 18-a protective cover, 20-a control panel, 30-a safety door, 31-an electronic lock, 32-a push-pull part, 33-a fixed part, 34-an infrared sensor and 35-an observation window.

Detailed Description

The utility model provides an emergency exit mechanism, for making the utility model discloses a purpose, technical scheme and effect are clearer, make clear and definite, and it is right that the following refers to the attached drawing and the embodiment of lifting the utility model discloses further detailed description. It should be understood that the specific embodiments described herein are merely illustrative of the present invention and are not intended to limit the scope of the invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other suitable relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-4, the present invention provides a safety door mechanism; comprises a door frame 10, a control panel 20 arranged on the door frame 10 and an emergency gate 30; the front surface of the door frame 10 is provided with an indicator light 11, a door opening switch 12 and an emergency stop switch 13, and the control panel 20 is electrically connected with the door opening switch 12 and the emergency stop switch 13; a first safety grating 14 and a second safety grating 15 are respectively arranged on two sides of the front surface and the back surface of the door frame 10, and the first safety grating 14 and the second safety grating 15 are electrically connected with the indicator light 11 through a control panel 20; the safety door 30 is provided with an electronic lock 31, and the door opening switch 12 is electrically connected with the electronic lock 31 through the control panel 20.

It should be noted that the control board 20 is preferably an MCU single chip with timer, counting and IO functions, for example: STM32 series single-chip microcomputer.

In practical application, the safety door mechanism is installed at the entrance of the working area of the mechanical equipment to avoid the operator from entering by mistake, and the first safety grating 14, the second safety grating 15 and the emergency stop switch 13 are also connected with the mechanical equipment in the area through the control panel 20. When the operating personnel need get into industrial area, press switch 12 control electronic lock 31 of opening a door and open, the operating personnel passes through first safe grating 14, second safe grating 15 in proper order, and when first safe grating 14 and second safe grating 15 sent induction signal in proper order, control panel 20 record: the number of people in the working area is increased by one, meanwhile, the mechanical equipment is controlled to pause working, the electronic lock 31 is kept in an open state, and the indicator light 11 is turned on or changed in color to remind people of entering the working area. When the operator leaves the work area, the operator sequentially passes through the second safety grating 15 and the first safety grating 14, and the control panel 20 sequentially receives and records signals: the number of people in the working area is reduced by one, when the number of people in the working area is recorded as 0, the indicator light 11 is turned off, the safety door 30 is automatically locked when closed, and mechanical equipment is started in a delayed mode to continue working. The emergency stop switch 13 is used to emergency stop the mechanical equipment by cutting off the power supply when an emergency or equipment failure occurs. Through the arrangement, other operators outside the working area can clearly know whether people are in the working area, the mechanical equipment is prevented from being started by misoperation, and personal safety of the operators is protected.

Referring to fig. 1-2, in some embodiments, the safety door 30 includes a push-pull portion 32 and a fixing portion 33 disposed at one side of the push-pull portion 32, and the upper frame and the lower frame of the door frame 10 are both provided with sliding grooves 16; the fixed portion 33 is fixedly mounted on the door frame 10, the push-pull portion 32 is slidably connected with the sliding groove 16, and the electronic lock 31 is disposed on a side of the push-pull portion 32 away from the fixed portion 33. Through the arrangement, the safety door 30 is arranged to be push-pull type, so that the space area is greatly saved, and meanwhile, the false triggering of the first safety grating 14 and the second safety grating 15 caused by the door opening action due to the hinged installation is avoided.

Referring to fig. 1, further, an infrared sensor 34 is further disposed on a side of the push-pull portion 32 away from the fixing portion 33, and the infrared sensor 34 is electrically connected to the electronic lock 31 through the control board 20. Through the setting, adopt infrared sensor 34 to be used for detecting emergency exit 30 and close, when infrared sensor 34 output corresponding signal, electronic lock 31 is automatic to be locked, realizes intellectuality, makes things convenient for the operation personnel.

Preferably, the fixed portion 33 and the push-pull portion 32 are both provided with an observation window 35 so that a worker can observe the working condition of the mechanical equipment in the working area.

Referring to fig. 2, as a preferable option, a limit block 17 is disposed at an end of the sliding slot 16 close to the fixing portion 33, and limits a stroke of the push-pull portion 32 on the sliding slot 16.

Referring to fig. 2, in some embodiments, a door opening switch 12 and an emergency stop switch 13 are also disposed on the back of the door frame 10; the electronic lock 31 is prevented from being triggered by mistake to lock the operator in the working area, so that the operator can deal with emergency situations conveniently.

Preferably, the door-opening switch 12 is a button switch with an LED lamp; the working state of the electronic lock 31 is represented by the on/off or color change of the LED lamp, so that the electronic lock is convenient for operators to identify.

Preferably, the emergency stop switch 13 is provided with a protective cover 18 to prevent the operator from accidentally touching the emergency stop switch 13 to affect the normal operation of the mechanical equipment.

It is understood that equivalent substitutions or changes can be made by those skilled in the art according to the technical solution of the present invention and the inventive concept thereof, and all such changes or substitutions shall fall within the scope of the present invention.

Claims

1. The safety door mechanism is characterized by comprising a door frame, a control plate and a safety door, wherein the control plate is arranged on the door frame; the front side of the door frame is provided with an indicator lamp, a door opening switch and an emergency stop switch, and the control panel is electrically connected with the door opening switch and the emergency stop switch; a first safety grating and a second safety grating are respectively arranged on the front side and the back side of the door frame, and are electrically connected with the indicator light through a control panel; the safety door is provided with an electronic lock, and the door opening switch is electrically connected with the electronic lock through a control panel.

2. The safety door mechanism according to claim 1, wherein the safety door comprises a push-pull portion and a fixing portion provided at one side of the push-pull portion, and the upper and lower rims of the door frame are each provided with a chute; the fixed part is fixedly arranged on the door frame, the push-pull part is connected with the sliding groove in a sliding mode, and the electronic lock is arranged on one side, away from the fixed part, of the push-pull part.

3. The safety door mechanism according to claim 2, wherein an infrared sensor is further disposed on a side of the push-pull portion away from the fixing portion, and the infrared sensor is electrically connected to the electronic lock through a control board.

4. The safety door mechanism according to claim 2, wherein the fixed portion and the push-pull portion are each provided with an observation window.

5. The safety door mechanism according to claim 2, wherein a stopper is provided at an end of the chute adjacent to the fixing portion.

6. The safety door mechanism according to claim 1, wherein the back surface of the door frame is also provided with a door opening switch and an emergency stop switch.

7. The security gate mechanism of claim 6, wherein the door opening switch is provided as a push button switch with an LED light.

8. The safety door mechanism according to claim 6, wherein a protective cover is provided on the emergency stop switch.