CN221277482U - Clean room door switch detection device - Google Patents

Abstract

The utility model relates to the field of clean room safety detection, in particular to a clean room door switch detection device which comprises a corridor and a clean room door, wherein a clean room door is arranged on the front side end face of the corridor, an adjusting motor is arranged on the rear side end face of the corridor, a limiting rod is arranged at the output end of the adjusting motor, the limiting rod is rotatably connected with the rear side end face of the corridor through a pin shaft, a coded lock is arranged on the front side end face of the clean room door, a fingerprint area is arranged at the bottom of the coded lock, and a handle is arranged above the coded lock.

Description

Clean room door switch detection device

Technical Field

The utility model relates to the field of clean room safety detection, in particular to a clean room door opening and closing detection device.

Background

One important parameter of a clean room in daily use is the pressure difference between the clean room and the adjacent room and the outside, and once the pressure difference of the clean room is unbalanced, the clean room is easily polluted by the outside.

The Chinese patent discloses a clean room door switch detection device (grant bulletin number CN 206058489U), and the patent technology can solve the problems that the staff in the clean room forgets to close the door after entering and exiting the clean room, so that the air intercommunication of rooms with different pressure in the clean room is even communicated with the outside, the pressure difference of the clean room is abnormal, and the like.

However, when the clean room door is not normally closed, the operator is still required to return to perform the closing process, so that the operational complexity is improved, and the anti-theft effect of the clean room door is poor.

Disclosure of utility model

In order to solve the technical problems, the utility model provides a clean room door switch detection device which comprises a corridor and a clean room door, wherein the clean room door is arranged on the front side end face of the corridor, an adjusting motor is arranged on the rear side end face of the corridor, a limiting rod is arranged at the output end of the adjusting motor, the limiting rod is rotationally connected with the rear side end face of the corridor through a pin shaft, a coded lock is arranged on the front side end face of the clean room door, a fingerprint area is arranged at the bottom of the coded lock, a handle is arranged above the coded lock, and a worker can twist the handle to open the clean room door after inputting a password or inputting a fingerprint in the fingerprint area, so that the safety of the clean room is improved.

Preferably: the right of the clean room door is provided with a display screen, a control panel is arranged in the display screen, and a PLC program is written in the control panel, so that the operation of each device is controlled.

Preferably: the utility model discloses a clean room door, including gag lever post, gag lever post rear side terminal surface installs first pressure sensor, and clean room door rear side terminal surface installs second pressure sensor, and the pilot lamp has been arranged to clean room door top, and after the gag lever post rotated and drove clean room door closure, first pressure sensor and second pressure sensor laminating response each other, the pilot lamp is green this moment, indicates that clean room door is normally closed.

Preferably: the indicator lamp is electrically connected with the display screen, the alarm is arranged at the top of the corridor, the alarm is electrically connected with the indicator lamp, and when the limiting rod does not normally drive the clean room door to be closed, the indicator lamp is red at the moment, and the alarm alarms, so that workers are reminded of timely overhauling.

Preferably: slide has been arranged to the bilateral symmetry in display screen place ahead, is connected through sliding fit's mode between slide and the corridor front side terminal surface, and the slide carries out dustproof processing to the display screen.

Preferably: the coded lock is characterized in that a fixing frame is symmetrically arranged left and right, a baffle is arranged at the inner side end of the fixing frame, and the baffle is used for protecting fingerprint areas from dust.

The utility model has the technical effects and advantages that:

1. The utility model adopts the limit rod structure, so that when the clean room door is not normally locked, the limit rod rotates to drive the clean room door to be closed and locked, a worker does not need to return to close the door, and meanwhile, the limit rod carries out secondary protection on the clean room door, thereby effectively avoiding the risk of theft.

2. The utility model adopts the alarm structure, and when the limit rod does not normally drive the clean room door to be closed, the indicator lamp is red at the moment, and the alarm alarms, thereby reminding workers of timely maintenance.

Drawings

Fig. 1 is a front view of a structure of a detecting device for opening and closing a clean room door according to an embodiment of the present application;

Fig. 2 is a right side view of a structure of a clean room door opening and closing detection device according to an embodiment of the present application;

Fig. 3 is a rear view illustrating a structure of a door opening/closing detection device for a clean room according to an embodiment of the present application;

FIG. 4 is an enlarged view of area A in FIG. 1 of a clean room door opening and closing detection device according to an embodiment of the present application;

In the figure: 1. a gallery; 2. a clean room door; 11. adjusting a motor; 12. a limit rod; 13. a coded lock; 14. a fingerprint area; 15. a handle; 16. a display screen; 17. a first pressure sensor; 18. a second pressure sensor; 19. an indicator light; 21. an alarm; 22. a slide plate; 23. and a baffle.

Detailed Description

The utility model will be described in further detail with reference to the drawings and the detailed description. The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Referring to fig. 1-4, in this embodiment, a clean room door opening and closing detection device is provided, including corridor 1 and clean room door 2, clean room door 2 is installed to corridor 1 front side terminal surface, and accommodate motor 11 is installed to corridor 1 rear side terminal surface, and accommodate motor 11 installs gag lever post 12 in the output, rotates through the round pin axle between gag lever post 12 and corridor 1 rear side terminal surface and is connected, and trick lock 13 is installed to clean room door 2 front side terminal surface, and fingerprint area 14 is installed to trick lock 13 bottom, and handle 15 has been arranged to trick lock 13 top, during operation, thereby the staff can open clean room door 2 through entering the password or twist handle 15 after fingerprint area 14 input, has improved the security of clean room, and when clean room door 2 was not closed when leaving, accommodate motor 11 starts, drives gag lever post 12 rotation, and drives clean room door 2 closed and locked, does not need the staff to return to close the door, and simultaneously gag lever post 12 carries out the secondary protection to clean room door 2, effectively avoids the risk of stealing.

The right of the clean room door 2 is provided with a display screen 16, a control panel is arranged in the display screen 16, and a PLC program is written in the control panel when the clean room door is in operation, so that the operation of each device is controlled.

The first pressure sensor 17 is installed to gag lever post 12 rear side terminal surface, and the second pressure sensor 18 is installed to toilet door 2 rear side terminal surface, and toilet door 2 top has arranged pilot lamp 19, and after gag lever post 12 rotated and has driven toilet door 2 closure, first pressure sensor 17 and second pressure sensor 18 laminating response each other, pilot lamp 19 is green this moment, indicates toilet door 2 normal closure.

The pilot lamp 19 and display screen 16 electric connection, alarm 21 is installed at corridor 1 top, alarm 21 and pilot lamp 19 electric connection, and during operation, gag lever post 12 is not normally driving toilet door 2 and is closed, and pilot lamp 19 is red this moment, and alarm 21 reports to the police to remind the staff to overhaul in time.

The slide plate 22 is symmetrically arranged in front of the display screen 16, the slide plate 22 is connected with the front end face of the gallery 1 in a sliding fit mode, and when the gallery is in use, the slide plate 22 performs dust prevention treatment on the display screen 16, and when the gallery is in use, the gallery is opened by pulling the slide plate 22 towards the outer side end.

The coded lock 13 is symmetrically provided with a fixing frame, a baffle plate 23 is arranged at the inner side end of the fixing frame, and the baffle plate 23 performs dust protection on the fingerprint area 14 during operation.

During specific work, staff can input the password or twist handle 15 after fingerprint area 14 input and open toilet door 2, thereby improved the security of toilet, when toilet door 2 is not closed when leaving, accommodate motor 11 starts, drives gag lever post 12 and rotates, and gag lever post 12 rotates and drives toilet door 2 closed lock, need not the staff and return to close the door, and gag lever post 12 carries out the secondary protection to toilet door 2 simultaneously, effectively avoids the risk of stealing.

It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present utility model without the inventive step, are intended to be within the scope of the present utility model. Structures, devices and methods of operation not specifically described and illustrated herein, unless otherwise indicated and limited, are implemented according to conventional means in the art.

Claims (6)

1. The utility model provides a toilet door switch detection device, is including corridor (1) and toilet door (2), its characterized in that, toilet door (2) are installed to corridor (1) front side terminal surface, and accommodate motor (11) are installed to corridor (1) rear side terminal surface, and gag lever post (12) are installed to accommodate motor (11) output, rotate through the round pin axle between gag lever post (12) and corridor (1) rear side terminal surface and be connected, and trick lock (13) are installed to toilet door (2) front side terminal surface, and fingerprint area (14) are installed to trick lock (13) bottom, and handle (15) have been arranged to trick lock (13) top.

2. The clean room door opening and closing detection device according to claim 1, characterized in that a display screen (16) is arranged on the right side of the clean room door (2), and a control panel is arranged in the display screen (16).

3. The clean room door opening and closing detection device according to claim 1, wherein a first pressure sensor (17) is installed on the rear end face of the limit rod (12), a second pressure sensor (18) is installed on the rear end face of the clean room door (2), and an indicator lamp (19) is arranged above the clean room door (2).

4. A clean room door opening and closing detection device according to claim 3, characterized in that the indicator lamp (19) is electrically connected with the display screen (16), the alarm (21) is mounted on the top of the corridor (1), and the alarm (21) is electrically connected with the indicator lamp (19).

5. The clean room door opening and closing detection device according to claim 2, wherein sliding plates (22) are symmetrically arranged in front of the display screen (16), and the sliding plates (22) are connected with the front side end face of the corridor (1) in a sliding fit mode.

6. The clean room door opening and closing detection device according to claim 1, wherein the coded lock (13) is symmetrically arranged on the left and right sides of a fixing frame, and a baffle (23) is arranged at the inner side end of the fixing frame.