CN113300141A

CN113300141A - Automatic short circuit and open circuit protection structure for factory equipment

Info

Publication number: CN113300141A
Application number: CN202110622346.5A
Authority: CN
Inventors: 张安东; 吴端敏; 孟庆东; 周俊善; 毕海涛; 宋健
Original assignee: Dongying Dongfang Chemical Industrial Co ltd
Current assignee: Dongying Dongfang Chemical Industrial Co ltd
Priority date: 2021-06-04
Filing date: 2021-06-04
Publication date: 2021-08-24
Anticipated expiration: 2041-06-04
Also published as: CN113300141B

Abstract

The invention provides an automatic short-circuit and open-circuit protection structure for factory equipment, and relates to the technical field of electric connectors. This factory equipment is with automatic protection architecture that opens circuit of short circuit, including socket and plug, the both ends difference fixedly connected with first conducting strip and the second conducting strip of leading electrical pillar, one side meshing of second rack is connected with the gear, the equal fixed connection in the inner wall of plug in both ends of quarter butt, one side meshing of gear is connected with first rack. Can make the gear round trip to rotate through reciprocating motion reference column, first rack can be bounced off to first spring, realizes inside the automatic income plug of post of inserting, prevents to insert the post by unexpected extrusion bending deformation when not using, through setting up current sensor and temperature sensor, is convenient for monitor overcurrent and circuit temperature state, and automatic switch electric connection terminal, auto-power-off when realizing the short circuit, the equipment of protection connection does not receive the damage.

Description

Automatic short circuit and open circuit protection structure for factory equipment

Technical Field

The invention relates to the technical field of electric connectors, in particular to an automatic short-circuit and open-circuit protection structure for factory equipment.

Background

In some existing connectors, some connectors are used in fire control products or environments with high current requirements, static electricity or induced current generated by an electric device in a non-use state can adversely affect the whole equipment, so that a self-short-circuit protection structure needs to be added on the connector to transmit the generated static electricity or induced current to a protection circuit.

Chinese patent CN207664362U discloses a multi-core self-short-circuit protection connector structure, which solves the technical problem of low safety caused by electric leakage of the electric connector in the prior art. The connector structure comprises a plug and a socket, wherein the socket comprises a socket shell, a hole front insulator and the like. However, the plug of the socket cannot be protected, the contact pin is easy to bend and deform when not in use, the use is affected, and the conditions of overcurrent and equipment short circuit cannot be monitored, so that the equipment in a factory is damaged when in use.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides an automatic short-circuit and open-circuit protection structure for factory equipment, which solves the problems that a contact pin is easy to bend and deform when not used and the short circuit and the over current of a circuit cannot be monitored.

In order to achieve the purpose, the invention is realized by the following technical scheme: an automatic short circuit and break protection structure for factory equipment comprises a socket and a plug, wherein one end of the socket far away from the plug is fixedly connected with a lead sleeve, one end of the socket far away from the lead sleeve is provided with a positioning groove and a jack, one side in the socket is sequentially provided with a wireless signal transmitter, a controller, an automatic switch and a buzzer, the other side in the socket is fixedly connected with a wiring board, one end of the wiring board is fixedly connected with a wiring terminal, the outer side of the wiring terminal is sequentially provided with a current sensor and a temperature sensor, one side of the wiring board is fixedly connected with a conductive column, the two ends of the conductive column are respectively and fixedly connected with a first conductive sheet and a second conductive sheet, one end of the plug is slidably connected with an inserting column, one end of the inserting column is fixedly connected with a support, one side of the support is fixedly connected with a second rack, one side meshing of second rack is connected with the gear, the middle part of gear is rotated and is connected with the quarter butt, the equal fixed connection in the inner wall of plug in both ends of quarter butt, one side meshing of gear is connected with first rack, the one end fixedly connected with reference column of first rack, the one end sliding connection of reference column is in the one end of plug and be close to the post of inserting.

Preferably, a sound diffusing hole is formed in one side of the socket and adjacent to the buzzer.

Preferably, the current sensor and the temperature sensor are both electrically connected with a controller, and the controller is electrically connected with the automatic switch, the wireless signal transmitter and the buzzer.

Preferably, a spring moving block is fixedly connected to one side, away from each other, of each of the first conducting strip and the second conducting strip, a second spring is fixedly connected to one side of the spring moving block, a fixing plate is fixedly connected to one end of the second spring, one end of the fixing plate is fixedly connected to the inner wall of the socket, a telescopic rod is arranged on the inner side of the second spring, one end of the telescopic rod is fixedly connected to one side of the spring moving block, and the other end of the telescopic rod is fixedly connected to one side of the fixing plate.

Preferably, one side of the first rack is fixedly connected with a first sliding block, one side of the first sliding block is slidably connected with a first sliding rail, and one side of the first sliding rail is fixedly connected to one side of the inside of the plug.

Preferably, the other side of the support is fixedly connected with a moving strip, one side of the moving strip is fixedly connected with a second sliding block, one side of the second sliding block is slidably connected with a second sliding rail, and one end of the second sliding rail is fixedly connected to the other side of the interior of the plug.

Preferably, the outer side of the other end of the first rack is slidably connected with a sliding barrel, the inner bottom wall of the sliding barrel is fixedly connected with a first spring, one end of the first spring is fixedly connected to the other end of the first rack, and the outer side of the sliding barrel is fixedly connected to the other end of the plug.

Preferably, the inserting column is movably connected in the inserting hole, and the positioning column is movably connected in the positioning groove.

The working principle is as follows: the current sensor and the temperature sensor are sequentially arranged on the outer side of the binding post, so that overcurrent and circuit temperature states are conveniently monitored, the wireless signal transmitter, the controller, the automatic switch and the buzzer are sequentially arranged on one side in the socket, the controller can transmit current and temperature data to the background, the controller can control the buzzer switch, the buzzer alarms when the temperature exceeds a set value due to short circuit of a temperature response circuit, the automatic switch is electrically connected with the binding post and can switch a power supply circuit of the binding post in the socket, so that short circuit automatic power off is conveniently realized, connected equipment is protected from being damaged, the gear can rotate back and forth by moving the positioning post back and forth, the second rack can move back and forth, the support and the inserting post can slide back and forth in one end of the plug, when the inserting post is inserted into the jack, and the inserting post is inserted between the first conducting plate and the second conducting plate, because two second springs extrude two spring movable blocks, can make first conducting strip and second conducting strip press from both sides tightly and insert the post, prevent to insert the post from becoming flexible from droing in the jack, first spring is in compression state this moment, when inserting the post and extracting from the jack, first spring can bounce off first rack, realizes inserting inside the post automatic income plug, prevents to insert the post by unexpected extrusion bending deformation when not using.

The invention provides an automatic short-circuit and open-circuit protection structure for factory equipment. The method has the following beneficial effects:

1. according to the invention, the gear can rotate back and forth by moving the positioning column in a reciprocating manner, so that the second rack can move in a reciprocating manner, the support and the inserting column can slide in a reciprocating manner in one end of the plug, when the inserting column is pulled out of the jack, the first spring can spring the first rack, the inserting column can be automatically retracted into the plug, and the inserting column is prevented from being accidentally extruded, bent and deformed when not in use.

2. The invention is convenient to monitor the over-current and the line temperature state by arranging the current sensor and the temperature sensor, when the temperature exceeds the set value, the short circuit of the equipment is indicated, the buzzer alarms, and the automatic switch is electrically connected with the wiring terminal, so that the power supply circuit of the wiring terminal in the socket can be switched on and off, the automatic power-off in the short circuit is convenient to realize, and the connected equipment is protected from being damaged.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a plug of the present invention;

FIG. 3 is a schematic view of the internal structure of the plug of the present invention;

FIG. 4 is a schematic view of a receptacle according to the present invention;

FIG. 5 is a schematic view of the internal structure of the socket of the present invention;

fig. 6 is a schematic view illustrating connection between the first conductive sheet and the second conductive sheet according to the present invention.

Wherein, 1, socket; 2. a lead wire sleeve; 3. a buzzer; 4. a sound expansion hole; 5. automatic switching; 6. a controller; 7. a wireless signal transmitter; 8. positioning a groove; 9. a fixing plate; 10. a jack; 11. a wire guide plate; 12. a binding post; 13. a current sensor; 14. a temperature sensor; 15. inserting a column; 16. a positioning column; 17. a first slide rail; 18. a first slider; 19. a first rack; 20. a plug; 21. a slide cylinder; 22. a first spring; 23. a short bar; 24. a telescopic rod; 25. a gear; 26. a second rack; 27. a second slide rail; 28. a moving bar; 29. a second slider; 30. a support; 31. a second spring; 32. a spring moving block; 33. a first conductive sheet; 34. a second conductive sheet; 35. and a conductive post.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b):

as shown in fig. 1-6, an embodiment of the present invention provides an automatic short-circuit and open-circuit protection structure for factory equipment, including a socket 1 and a plug 20, both ends of the socket 1 and the plug 20 away from each other are fixedly connected with a lead sleeve 2, a lead can be installed in the lead sleeve 2, one end of the socket 1 away from the lead sleeve 2 is provided with a positioning slot 8 and a jack 10, the positioning slot 8 is convenient for a positioning post 16 to position, so that a plug post 15 is inserted into the jack 10, one side of the inside of the socket 1 is sequentially provided with a wireless signal transmitter 7, a controller 6, an automatic switch 5 and a buzzer 3, the wireless signal transmitter 7 can transmit current data and temperature data into a background computer, the other side of the inside of the socket 1 is fixedly connected with a lead plate 11, one end of the lead plate 11 is fixedly connected with a binding post 12, the outside of the binding post 12 is sequentially provided with a current sensor 13 and a temperature sensor 14, the temperature sensor 14 can sense temperature and convert the temperature into a usable output signal, the current sensor 13 can sense information of a measured current and convert the information into an electric signal meeting the standard, one side of the wire guide plate 11 is fixedly connected with a conductive column 35, two ends of the conductive column 35 are respectively fixedly connected with a first conductive sheet 33 and a second conductive sheet 34, the conductive column 35, the first conductive sheet 33 and the second conductive sheet 34 can be connected with the plug post 15 for supplying power, one end of the plug 20 is slidably connected with the plug post 15, one end of the plug post 15 is fixedly connected with the support 30, one side of the support 30 is fixedly connected with a second rack 26, one side of the second rack 26 is meshed with a gear 25, the middle part of the gear 25 is rotatably connected with a short rod 23, two ends of the short rod 23 are both fixedly connected with the inner wall of the plug 20, one side of the gear 25 is meshed with a first rack 19, one end of the first rack 19 is fixedly connected with a positioning column 16, one end of the positioning column 16 is slidably connected to one end of the plug 20 and is close to the plug-in post 15, the gear 25 can rotate back and forth by moving the positioning column 16 back and forth, the second rack 26 can move back and forth, the support 30 and the plug-in post 15 can slide back and forth in one end of the plug 20, the plug-in post 15 can be conveniently retracted into the plug 20 for protection, and the plug-in post 15 is prevented from being accidentally extruded, bent and deformed when not in use.

A sound expansion hole 4 is formed in one side of the socket 1 adjacent to the buzzer 3, and the buzzer 3 can conveniently spread sound.

The current sensor 13 and the temperature sensor 14 are both electrically connected with the controller 6, the controller 6 is electrically connected with the automatic switch 5, the wireless signal transmitter 7 and the buzzer 3, the current sensor 13, the temperature sensor 14, the controller 6, the automatic switch 5, the wireless signal transmitter 7 and the buzzer 3 are both the same independent power supply and are not the same as the power supply of the socket 1, the controller 6 can transmit current and temperature data to a background, the controller 6 can control the switch of the buzzer 3, the short-circuit condition is responded through a temperature reaction circuit, when the temperature exceeds a set value, the buzzer 3 gives an alarm, the automatic switch 5 is electrically connected with the wiring post 12, a power supply circuit of the wiring post 12 in the socket 1 can be switched on and switched off, the short-circuit automatic power-off is convenient to realize, and connected equipment is protected from being damaged.

The equal fixedly connected with spring movable block 32 in one side that first conducting strip 33 and second conducting strip 34 kept away from mutually, one side fixedly connected with second spring 31 of spring movable block 32, the one end fixedly connected with fixed plate 9 of second spring 31, the one end fixed connection of fixed plate 9 is at the inner wall of socket 1, the inboard of second spring 31 is provided with telescopic link 24, the one end fixed connection of telescopic link 24 is in one side of spring movable block 32, the other end fixed connection of telescopic link 24 is in one side of fixed plate 9, when inserting between post 15 and first conducting strip 33 and second conducting strip 34, because two spring movable blocks 32 of two second spring 31 extrusion, can make first conducting strip 33 and second conducting strip 34 press from both sides tightly insert post 15, prevent to insert post 15 from not hard up from coming off in jack 10.

One side of the first rack 19 is fixedly connected with a first sliding block 18, one side of the first sliding block 18 is connected with a first sliding rail 17 in a sliding manner, one side of the first sliding rail 17 is fixedly connected to one side of the inside of the plug 20, and the first rack 19 can be stably guided by the first sliding block 18 and the first sliding rail 17.

The other side fixedly connected with of support 30 removes the strip 28, and one side fixedly connected with second slider 29 of removing the strip 28, and one side sliding connection of second slider 29 has second slide rail 27, and the one end fixed connection of second slide rail 27 is in the inside opposite side of plug 20, can play direction and firm effect to support 30 through removing strip 28, second slider 29 and second slide rail 27.

The outside of the other end of the first rack 19 is connected with a sliding barrel 21 in a sliding manner, the inner bottom wall of the sliding barrel 21 is fixedly connected with a first spring 22, one end of the first spring 22 is fixedly connected with the other end of the first rack 19, the outside of the sliding barrel 21 is fixedly connected with the other end of the plug 20, when the plug post 15 is inserted into the jack 10, the first spring 22 is in a compression state, when the plug post 15 is pulled out of the jack 10, the first spring 22 can spring the first rack 19, and the plug post 15 can be automatically retracted into the plug 20.

The plug 15 is movably connected in the jack 10, the positioning column 16 is movably connected in the positioning groove 8, fig. 2 and 3 show the state when the plug 20 is connected with the socket 1, and the plug 15 is inserted in the jack 10 at the moment.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a factory equipment is with automatic protection architecture of short circuit disconnection, includes socket (1) and plug (20), its characterized in that: the socket is characterized in that one end, away from the socket (1) and the plug (20), of the socket is fixedly connected with a lead sleeve (2), one end, away from the lead sleeve (2), of the socket (1) is provided with a positioning groove (8) and a jack (10), one end, away from the lead sleeve (2), of the socket (1) is provided with a wireless signal transmitter (7), a controller (6), an automatic switch (5) and a buzzer (3) in sequence, the other side, away from the interior of the socket (1), of the socket is fixedly connected with a lead plate (11), one end of the lead plate (11) is fixedly connected with a binding post (12), the outer side of the binding post (12) is provided with a current sensor (13) and a temperature sensor (14) in sequence, one side of the lead plate (11) is fixedly connected with a conductive post (35), and two ends of the conductive post (35) are fixedly connected with a first conductive plate (33) and a second conductive plate (34) respectively, the one end sliding connection of plug (20) has inserted column (15), the one end fixedly connected with support (30) of inserted column (15), one side fixedly connected with second rack (26) of support (30), one side meshing of second rack (26) is connected with gear (25), the middle part of gear (25) is rotated and is connected with quarter butt (23), the equal fixed connection in the inner wall of plug (20) in both ends of quarter butt (23), one side meshing of gear (25) is connected with first rack (19), the one end fixedly connected with reference column (16) of first rack (19), the one end sliding connection of reference column (16) is in the one end of plug (20) and be close to inserted column (15).

2. The automatic short-circuit and open-circuit protection structure for factory equipment as claimed in claim 1, wherein: and a sound expansion hole (4) is formed in one side of the socket (1) and adjacent to the buzzer (3).

3. The automatic short-circuit and open-circuit protection structure for factory equipment as claimed in claim 1, wherein: the current sensor (13) and the temperature sensor (14) are both electrically connected with the controller (6), and the controller (6) is electrically connected with the automatic switch (5), the wireless signal transmitter (7) and the buzzer (3).

4. The automatic short-circuit and open-circuit protection structure for factory equipment as claimed in claim 1, wherein: the spring moving block (32) is fixedly connected to one side, away from each other, of each of the first conducting strip (33) and the second conducting strip (34), a second spring (31) is fixedly connected to one side of the spring moving block (32), a fixing plate (9) is fixedly connected to one end of the second spring (31), one end of the fixing plate (9) is fixedly connected to the inner wall of the socket (1), an expansion link (24) is arranged on the inner side of the second spring (31), one end of the expansion link (24) is fixedly connected to one side of the spring moving block (32), and the other end of the expansion link (24) is fixedly connected to one side of the fixing plate (9).

5. The automatic short-circuit and open-circuit protection structure for factory equipment as claimed in claim 1, wherein: one side of the first rack (19) is fixedly connected with a first sliding block (18), one side of the first sliding block (18) is connected with a first sliding rail (17) in a sliding mode, and one side of the first sliding rail (17) is fixedly connected to one side of the interior of the plug (20).

6. The automatic short-circuit and open-circuit protection structure for factory equipment as claimed in claim 1, wherein: the other side fixedly connected with of support (30) removes strip (28), one side fixedly connected with second slider (29) of removing strip (28), one side sliding connection of second slider (29) has second slide rail (27), the inside opposite side of one end fixed connection at plug (20) of second slide rail (27).

7. The automatic short-circuit and open-circuit protection structure for factory equipment as claimed in claim 1, wherein: the outer side of the other end of the first rack (19) is connected with a sliding barrel (21) in a sliding mode, the inner bottom wall of the sliding barrel (21) is fixedly connected with a first spring (22), one end of the first spring (22) is fixedly connected to the other end of the first rack (19), and the outer side of the sliding barrel (21) is fixedly connected to the other end of the plug (20).

8. The automatic short-circuit and open-circuit protection structure for factory equipment as claimed in claim 1, wherein: the inserting column (15) is movably connected into the inserting hole (10), and the positioning column (16) is movably connected into the positioning groove (8).