CN213391613U - Door opening and closing device for machine table - Google Patents
Door opening and closing device for machine table Download PDFInfo
- Publication number
- CN213391613U CN213391613U CN202021916181.XU CN202021916181U CN213391613U CN 213391613 U CN213391613 U CN 213391613U CN 202021916181 U CN202021916181 U CN 202021916181U CN 213391613 U CN213391613 U CN 213391613U
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- Prior art keywords
- bolt
- board
- circuit board
- door
- push
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Abstract
The utility model discloses a door switch device for board, including switch box, bolt and emergency exit button, switch box and bolt are established respectively on the door on board both sides, switch box includes casing, micro-gap switch, circuit board and push-and-pull magnet, micro-gap switch sets up in the casing, casing one side is equipped with the socket, the socket that the bolt passed with micro-gap switch contact cooperation, be equipped with the bayonet socket on the bolt, be equipped with on the push-and-pull magnet and be used for inserting the card post of bayonet socket, the circuit board is used for control card post on the push-and-pull magnet is flexible, micro-gap switch with the circuit board electricity is connected, emergency exit button pass through the PLC controller with circuit board signal connection. The utility model provides a door switch device for board, easy and simple to handle promotes the board door and closes and lock in, prevents that irrelevant personnel from opening the board at will, improves the security and the protectiveness of board equipment.
Description
Technical Field
The utility model relates to a switching device field, concretely relates to door switching device for board.
Background
The door on the existing machine equipment can only be simply closed and cannot be locked, and irrelevant personnel can open the machine equipment at will, so that the safety and the protection of the machine equipment are poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a door switch device for board, it is easy and simple to handle, lock when promoting the board door and close, prevent that irrelevant personnel from opening the board at will, improve the security and the protectiveness of board equipment.
A door switch device for a machine table comprises a switch box, a bolt and a safety door button, wherein the switch box and the bolt are respectively arranged on doors on two sides of the machine table, the switch box comprises a shell, a microswitch, a circuit board and a push-pull magnet, the microswitch is arranged in the shell, a socket is arranged on one side of the shell, the socket through which the bolt passes is in contact fit with the microswitch, a bayonet is arranged on the bolt, a clamping column for inserting the bayonet is arranged on the push-pull magnet, the circuit board is used for controlling the stretching of the clamping column on the push-pull magnet, the microswitch is electrically connected with the circuit board, and the safety door button is in signal connection with the circuit board through a PLC (programmable logic controller).
Preferably, the LED lamp is electrically connected with the circuit board.
Preferably, the socket inboard is equipped with the spacing groove that is used for preventing the bolt from rocking from top to bottom.
Preferably, the bolt is provided with a mounting plate, and the mounting plate is provided with a mounting hole.
Preferably, the shell is provided with a wiring hole, and a circuit protection sleeve is arranged on the wiring hole.
Preferably, the push-pull magnet is an electromagnetic induction push-pull magnet.
After the technical scheme is adopted, compared with the background art, the utility model, have following advantage:
the utility model relates to a door switch device for board, establish switch box and bolt respectively on board both sides door, promote both sides door shut, touch micro-gap switch in the bolt insertion switch box, the bayonet socket on the bolt is inserted to the card post on the push-and-pull magnet, thereby pin the board door, when the board door is opened to needs, the operating panel who presses the board is equipped with emergency exit button, emergency exit button sends the signal through the PLC controller and withdraws from the bayonet socket on the bolt for the card post on the circuit board control push-and-pull magnet and unblock, and is easy and simple to handle, lock when promoting the board door to close, prevent that irrelevant personnel from opening the board at will, the security and the protectiveness of board equipment improve.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic diagram of the internal mechanism structure of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are all based on the orientation or position relationship shown in the drawings, and are only for convenience of description and simplification of the present invention, but do not indicate or imply that the device or element of the present invention must have a specific orientation, and thus, should not be construed as limiting the present invention.
Examples
Referring to fig. 1 and 2, the present invention discloses a door switch device for a machine, which comprises a switch box 1, a plug 2 and a safety door button (not shown), wherein the switch box 1 and the plug 2 are respectively arranged on the doors at two sides of the machine, the safety door button is arranged on the operation panel of the machine, the switch box 1 comprises a shell 11 and a micro switch 12, the safety door comprises a circuit board 13, a push-pull magnet 14 and an LED lamp 15, wherein a microswitch 12 is arranged in a shell 11, one side of the shell 11 is provided with a socket 111, the socket 111 through which a plug 2 passes is in contact fit with the microswitch 12, the plug 2 is provided with a bayonet 21, the push-pull magnet 14 is provided with a clamping column 141 for inserting the bayonet 21, the circuit board 13 is used for controlling the clamping column 141 on the push-pull magnet 14 to stretch, the microswitch 12 is electrically connected with the circuit board 13, and a safety door button is in signal connection with the circuit board 13 through a PLC (not shown in the figure. The LED lamp 15 is electrically connected to the circuit board 13 for indicating the operating state of the switch box 1.
The inner side of the socket 111 is provided with a limit groove 112 for preventing the bolt 2 from shaking up and down. The housing 11 is provided with a wiring hole 113, and the wiring hole 113 is provided with a circuit protection sleeve 114.
The bolt 2 is provided with a mounting plate 22, and the mounting plate 22 is provided with a mounting hole 221 for mounting the bolt 2 on a door.
The push-pull magnet 14 is an electromagnetic induction push-pull magnet.
The working process is as follows:
the switch box 1 and the bolt 2 are respectively arranged on two side doors of the machine table to push the two side doors to be closed, the bolt 2 is inserted into the switch box 1 to trigger the microswitch 12, the microswitch 12 sends a signal to the circuit board 13, the circuit board 13 controls the clamping column 141 on the push-pull magnet 14 to ascend and insert into the bayonet 21 on the bolt 2, and the LED lamp 15 lights up a green lamp, so that the machine table door is locked; when the machine door needs to be opened, an operation panel for pressing the machine is provided with an emergency exit button, the emergency exit button sends a signal to the circuit board 13 through the PLC, the circuit board 13 controls the clamping column 141 on the push-pull magnet 14 to descend to exit from the bayonet 21 on the plug pin 2 for unlocking, the LED lamp 15 is automatically turned off, and then the door is opened.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (6)
1. The utility model provides a door switch device for board, includes switch box, bolt and emergency exit button, switch box and bolt are established respectively on the door on board both sides, its characterized in that: the switch box comprises a shell, a microswitch, a circuit board and a push-pull magnet, wherein the microswitch is arranged in the shell, a socket is arranged on one side of the shell, the socket through which a bolt passes is in contact fit with the microswitch, a bayonet is arranged on the bolt, a clamping column for inserting the bayonet is arranged on the push-pull magnet, the circuit board is used for controlling the clamping column on the push-pull magnet to stretch, the microswitch is electrically connected with the circuit board, and a safety door button is in signal connection with the circuit board through a PLC (programmable logic controller).
2. The door opening and closing device for a machine as claimed in claim 1, wherein: still include the LED lamp, the LED lamp with the circuit board electricity is connected.
3. The door opening and closing device for a machine as claimed in claim 1, wherein: the socket inboard is equipped with the spacing groove that is used for preventing the bolt from rocking from top to bottom.
4. The door opening and closing device for a machine as claimed in claim 1, wherein: the bolt is provided with an installation plate, and the installation plate is provided with an installation hole.
5. The door opening and closing device for a machine as claimed in claim 1, wherein: the shell is provided with a wiring hole, and a circuit protective sleeve is arranged on the wiring hole.
6. The door opening and closing device for a machine as claimed in claim 1, wherein: the push-pull magnet adopts an electromagnetic induction push-pull magnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021916181.XU CN213391613U (en) | 2020-09-04 | 2020-09-04 | Door opening and closing device for machine table |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021916181.XU CN213391613U (en) | 2020-09-04 | 2020-09-04 | Door opening and closing device for machine table |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213391613U true CN213391613U (en) | 2021-06-08 |
Family
ID=76214513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021916181.XU Active CN213391613U (en) | 2020-09-04 | 2020-09-04 | Door opening and closing device for machine table |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213391613U (en) |
-
2020
- 2020-09-04 CN CN202021916181.XU patent/CN213391613U/en active Active
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