CN111029189B

CN111029189B - Safety self-locking switch

Info

Publication number: CN111029189B
Application number: CN201911296859.0A
Authority: CN
Inventors: 孙晓雨
Original assignee: Liaoning Ocean Wave Explosion Proof Electrical Appliance Co ltd
Current assignee: LIAONING OCEAN WAVE EXPLOSION-PROOF ELECTRICAL APPLIANCE Co.,Ltd.
Priority date: 2019-12-16
Filing date: 2019-12-16
Publication date: 2021-09-28
Anticipated expiration: 2039-12-16
Also published as: CN111029189A

Abstract

A safe self-locking switch is characterized by comprising a switch box cover, a switch box body and a key, wherein the switch box cover is slidably arranged on the side surface of the switch box body; the switch can be opened only by a specific key after being switched on through the active locking mechanism and the passive locking mechanism of the switch, so that the loss caused by power failure due to misoperation or wrong pressing after switching on is prevented; when power is suddenly cut off, anyone can open the switch cover, and then power can be supplied in time, so that the power supply efficiency is improved.

Description

Safety self-locking switch

Technical Field

The invention relates to the technical field of sockets, in particular to a safe self-locking switch.

Background

Some places or equipment power supply because its outage can cause huge economic loss, therefore its switch need pin it after the power supply, prevent that others from bumping and causing huge loss, because some special reasons cause the outage, need in time resume, because have the lock to cause and can only the managers to open, waste time and energy, and can not in time supply power, consequently need one kind can be after the power supply auto-lock, and any people can both open the switch that supplies power after the outage.

Disclosure of Invention

Aiming at the problems, the invention provides a safe self-locking switch, which can be opened only by a specific key after the switch is switched on through an active locking mechanism and a passive locking mechanism of the switch, so that the loss caused by power failure due to misoperation or wrong pressing after the switch is switched on is prevented; when power is suddenly cut off, anyone can open the switch cover, and then power can be supplied in time, so that the power supply efficiency is improved.

The technical scheme adopted by the invention is as follows: the utility model provides a safe formula auto-lock switch which characterized in that includes, switch case lid, switch box and key, and switch case lid slidable mounting is in the switch box side, and locking switch-on mechanism installs in switch box the inside, the key is used for opening the switch, still includes locking switch-on mechanism, locking switch-on mechanism includes locking part and switch-on part, locking part includes passive locking part and initiative locking part.

Specifically, the active locking part comprises a compression spring and a locking plate, the compression spring is installed on the outer side of the locking plate, and the compression spring provides elastic force to enable the locking plate to move towards the direction of the locking chuck so that the locking plate actively locks the locking chuck.

Specifically, the passive locking part comprises a clamping mechanism, a trapezoidal block and an oval block, wherein a roller is arranged below the clamping mechanism and is in contact with the oval block, and the clamping mechanism is jacked up through the bulge of the oval block so that the clamping mechanism is clamped into the clamping groove of the trapezoidal block to clamp the trapezoidal block and prevent the trapezoidal block from moving.

Specifically, the switch-on part comprises a rotating wheel and a clamping rod, a coil spring is arranged on a groove on the rotating wheel, and the outer side end of the coil spring is fixedly arranged on the switch box body; the turning wheel is provided with an electrified through column, the clamping rod is slidably mounted in the groove in the upper surface of the box body shell, and the clamping rod is provided with a clamping rod spring which enables the clamping rod to move away from the turning wheel.

Specifically, a key inserting plate is arranged on the outer side of the oval block, and a groove with the same shape as the key tip is arranged on the key inserting plate.

Specifically, the oval block is rotatably connected with the gear, a coil spring is arranged in the oval block, the gear connecting rod is connected with a joint on the inner side of the coil spring, the gear connecting rod is provided with a sector block and is slidably mounted in a sector groove of the oval block, and the coil spring in the oval block enables the sector block to be close to one side of the sector groove of the oval block.

Specifically, button and trapezoidal piece fixed connection install the button spring above the button, the button spring makes the trapezoidal piece remove to the button direction, trapezoidal piece side and the inboard sliding connection of locking board are equipped with the semicircle orifice above the locking board.

Specifically, the locking plate is slidably mounted on a slide rail inside the locking mechanism cover plate.

Specifically, a half gear and a rotating shaft gear are arranged on the rotating shaft, the rotating shaft gear is meshed with the gear part on the rotating wheel, and the half gear is meshed with the gear.

Specifically, a rotating wheel groove is formed in the box body shell, contact points are arranged on two sides of the rotating wheel groove, a micro circuit and an electromagnet are arranged on the box body shell, a power-off switch is arranged on the micro circuit, and a button of the power-off switch is arranged on the box body shell.

The invention has the beneficial effects that:

1. the switch can be opened only by a specific key after being switched on through the active locking mechanism and the passive locking mechanism of the switch, so that the loss caused by power failure due to misoperation or wrong pressing after switching on is prevented.

2. When power is suddenly cut off, anyone can open the switch cover, and then power can be supplied in time, so that the power supply efficiency is improved.

Drawings

Fig. 1 and 2 are schematic overall structural diagrams of the present invention.

Fig. 3 is a schematic structural diagram of the switch box cover of the present invention.

Fig. 4 is a schematic structural diagram of the switch box of the invention.

Fig. 5, 6 and 7 are schematic structural views of the lock-on mechanism of the present invention.

Fig. 8 is an enlarged structural view of a1 shown in fig. 7 according to the present invention.

Fig. 9 is a partial structural schematic view of the lock-on mechanism of the present invention.

Fig. 10 is an enlarged structural view of a2 shown in fig. 8 according to the present invention.

Fig. 11 is a schematic view of the key structure of the present invention.

Reference numerals: 100-opening and closing the box cover; 200-switching a box body; 300-a lock on mechanism; 400-a key; 101-a box cover plate; 102-a connection mechanism; 103-a press-down mechanism; 104-locking the chuck; 201-case housing; 202-keyhole; 203-round hole; 204-runner groove; 205-locking mechanism groove; 301-locking mechanism cover plate; 302-compression spring; 303-a locking plate; 304-a button; 305-a button spring; 306-a clamping mechanism; 307-trapezoidal blocks; 308-key insertion plate; 309-oval block; 310-a rotating shaft; 311-gear; 312-half gear; 313-a spindle gear; 314-a wheel; 315-clamping rod; 316-a latch spring; 317-coil spring.

DETAILED DESCRIPTION OF EMBODIMENT (S) OF INVENTION

The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.

Referring to fig. 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, a safety self-locking switch includes a switch box cover 100, a switch box 200 and a key 400, wherein the switch box cover 100 is slidably mounted on a side surface of the switch box 200, specifically, the switch box cover 100 includes a box cover plate 101, a connecting mechanism 102, a pressing mechanism 103, and a locking chuck 104, the connecting mechanism 102 is rotatably connected with the box cover plate 101, and the connecting mechanism 102 is slidably mounted in a groove on a rear surface of a box housing 201; the pressing mechanism 103 is fixedly connected with the locking chuck 104, the pressing mechanism 103 is slidably arranged in a round hole 203 on the box cover plate 101, a spring is arranged in the round hole 203 of the box cover plate 101, the spring enables the pressing mechanism 103 and the locking chuck 104 to move upwards, and after the opening and closing box cover 100 is opened, the opening and closing box cover 100 can be placed behind the opening and closing box body 200; the locking connection mechanism 300 is installed in the switch box 200, the key 400 is used for opening a switch, and further comprises the locking connection mechanism 300, the locking connection mechanism 300 comprises a locking part and a connection part, the locking part comprises a passive locking part and an active locking part, specifically, the active locking part comprises a compression spring 302 and a locking plate 303, the compression spring 302 is installed outside the locking plate 303, the locking plate 303 moves towards the locking dop 104 by the elasticity provided by the compression spring 302, so that the locking plate 303 actively blocks the locking dop 104, a semicircular hole is formed in the locking plate 303, when the locking is performed, the switch box cover 100 is covered, the locking plate 103 is pressed down manually, so that the locking plate 104 is pressed into the semicircular hole in the middle of the two locking plates 303, the two locking plates 303 move towards two sides, and the locking plate 303 blocks the locking dop 104 by the compression spring 302 to complete the active locking, the button 304 is fixedly connected with a trapezoidal block 307, a button spring 305 is installed on the button 304, the button spring 305 enables the trapezoidal block 307 to move towards the direction of the button 304, the side surface of the trapezoidal block 307 is connected with the inner side of the locking plate (303) in a sliding mode, and a semicircular hole is formed in the upper surface of the locking plate (303); when the box cover plate 101 needs to be opened, the button 304 is pressed to drive the trapezoidal blocks 307 to move, so that the two locking plates 303 move towards two sides, and the locking chuck 104 is separated from the locking plates 303 under the elastic force of the spring on the inner side of the box cover plate 101.

A slide rail is arranged on the locking mechanism cover plate 301, and the locking plate 303 is slidably mounted on the slide rail on the inner side of the locking mechanism cover plate 301; the passive locking part comprises a clamping mechanism 306, a trapezoidal block 307 and an oval block 309, a roller is arranged below the clamping mechanism 306 and is in contact with the oval block 309, and the clamping mechanism 306 is slidably mounted on a vertical sliding rail on the locking mechanism cover plate 301; specifically, the clamping mechanism 306 is jacked up through the protrusion of the oval block 309 so that the clamping mechanism 306 is clamped into the clamping groove of the trapezoidal block 307 to clamp the trapezoidal block 307, the trapezoidal block 307 cannot move, the button 304 is further pressed and the passive locking is further completed, the oval block 309 is rotatably connected with the gear 311, a coil spring is arranged inside the oval block 309, the gear 311 is connected with the joint at the inner side of the coil spring, the gear 311 is provided with a fan-shaped block 318 which is slidably arranged in a fan-shaped groove of the oval block 309, the fan-shaped block 318 is close to one side of the fan-shaped groove of the oval block 309 through the coil spring inside the oval block 309, a key inserting plate 308 is arranged outside the oval block 309, and a groove with the same shape as the end of the key 400 is arranged on the key inserting plate 308.

The switch-on part comprises a rotating wheel 314 and a clamping rod 315, a coil spring 317 is arranged on the upper surface of the rotating wheel 314 in a groove mode, and the outer side end of the coil spring 317 is fixedly arranged on the switch box body 200; an electrified connecting column is arranged on the rotating wheel 314, when the rotating wheel 314 is manually rotated, the rotating wheel 314 is rotated to enable the connecting column on the rotating wheel 314 to be connected with the connecting column in the rotating wheel groove 204, after the connecting column is connected, a microcircuit on the box body shell 201 is connected to enable an electromagnet on the microcircuit to be electrified to generate magnetic force, and the clamping rod 315 is enabled to move towards the rotating wheel 314 to be clamped in the rotating wheel 314 groove.

The clamping rod 315 is slidably mounted in a groove on the box body shell 201, a clamping rod spring 316 is arranged on the clamping rod 315, the clamping rod spring 316 enables the clamping rod 315 to move away from the rotating wheel 314, an electromagnet is arranged on the clamping rod 315, specifically, a rotating shaft on the rotating wheel 314 is rotatably mounted in the rotating wheel groove 204, a semicircular friction column is arranged on the outer side surface of the upper half side of the rotating wheel 314 and used for increasing the friction force between a hand and the rotating wheel 314, and teeth are arranged on the outer side surface of the lower half side of the rotating wheel 314 and used for being meshed with a rotating shaft gear 313; a half gear 312 and a rotating shaft gear 313 are arranged on the rotating shaft 310, the rotating shaft gear 313 is partially meshed with the gear 311 on the rotating wheel 314, the half gear 312 is mutually meshed with the gear 311, and particularly, the rotating shaft 310 is rotatably arranged in the box body shell 201.

A key hole 202 and a circular hole 203 are formed in the side surface of the case body case 201, and the circular hole 203 is formed above the key hole 202, specifically, when the switch is powered on and the switch cover 100 is closed, the switch is locked passively, and the switch needs to be opened, the key 400 is inserted into the groove on the key insertion plate 308 through the key hole 202, by twisting the key 400, which in turn causes the key insertion plate 308 to rotate the oval-shaped block 309, the protrusion of the oval-shaped block 309 is released from the catch mechanism 306, the catch mechanism 306 opens the passive lock by gravity as the oval-shaped block 309 descends away from the groove of the trapezoidal block 307, at which time the button 304 is depressed, the unlocking is completed by pushing the button 304, which in turn moves the trapezoidal blocks 307 and thus moves the two locking plates 303 to both sides and thus moves the locking chuck 104 away from the locking plates 303 under the spring force of the spring inside the case lid 101, after which the key 400 is pulled out and the oval blocks 309 are returned by the coil springs inside the oval blocks 309.

A rotating wheel groove 204 and a locking mechanism groove 205 are arranged on the box body shell 201, a microcircuit and an electromagnet are arranged on the rotating wheel groove 204, a power-off switch is arranged on the microcircuit, a button of the power-off switch is arranged on the box body shell (201), contact points are arranged on two sides of the rotating wheel groove 204, and an incoming wire and an outgoing wire are arranged below the box body shell 201.

Specifically, when the turning wheel 314 is manually rotated to complete the circuit, the turning wheel 314 drives the rotating shaft gear 313 to drive the rotating shaft 310 to drive the gear 311 to drive the oval block 309 to rotate, so that the oval block 309 protrudes to rotate upwards to lift the chucking mechanism 306, and the chucking mechanism 306 is clamped into the trapezoidal block 307 to complete the passive locking. When the micro circuit breaker is turned off after being turned on, the micro circuit breaker is turned off by hand, the micro short circuit is cut off, the clamping rod spring 316 is separated from the hole of the rotating wheel 314 under the action of the coil spring 317, and the rotating wheel 314 rotates to break the circuit under the action of the coil spring 317.

Claims

1. The safe self-locking switch is characterized by comprising a switch box cover (100), a switch box body (200) and a key (400), wherein the switch box cover (100) is slidably mounted on the side surface of the switch box body (200), a locking connection mechanism (300) is mounted in the switch box body (200), the key (400) is used for opening the switch, the safe self-locking switch also comprises the locking connection mechanism (300), the locking connection mechanism (300) comprises a locking part and a connection part, and the locking part comprises a passive locking part and an active locking part;

the active locking part comprises a compression spring (302) and a locking plate (303), the compression spring (302) is arranged on the outer side of the locking plate (303), and the compression spring (302) provides elasticity to enable the locking plate (303) to move towards the locking chuck (104) so that the locking plate (303) actively locks the locking chuck (104);

the passive locking part comprises a clamping mechanism (306), a trapezoidal block (307) and an oval block (309), a roller is arranged below the clamping mechanism (306), the roller is in contact with the oval block (309), the clamping mechanism (306) is jacked up through the protrusion of the oval block (309), and then the clamping mechanism (306) is clamped into the clamping groove of the trapezoidal block (307) to clamp the trapezoidal block (307) so that the trapezoidal block (307) cannot move;

the switch-on part comprises a rotating wheel (314) and a clamping rod (315), a coil spring (317) is arranged on a groove on the rotating wheel (314), and the outer side of the coil spring (317) is fixedly arranged on the switch box body (200); an electrified connection column is arranged on the rotating wheel (314), the clamping rod (315) is slidably mounted in a groove on the box body shell (201), a clamping rod spring (316) is arranged on the clamping rod (315), and the clamping rod spring (316) enables the clamping rod (315) to move away from the rotating wheel (314);

a key inserting plate (308) is arranged on the outer side of the oval block (309), and a groove with the same shape as the end of the key (400) is arranged on the key inserting plate (308);

the locking plate (303) is slidably arranged on a sliding rail at the inner side of the locking mechanism cover plate (301);

the elliptic block (309) is rotatably connected with a gear (311), a coil spring is arranged in the elliptic block (309), a connecting rod of the gear (311) is connected with a joint at the inner side of the coil spring, a sector block (318) is arranged on the connecting rod of the gear (311) and is slidably arranged in a sector groove of the elliptic block (309), and the sector block (318) is close to one side of the sector groove of the elliptic block (309) by the coil spring in the elliptic block (309).

2. The safety type self-locking switch according to claim 1, wherein the button (304) is fixedly connected with the trapezoidal block (307), a button spring (305) is installed on the button (304), the button spring (305) enables the trapezoidal block 307 to move towards the button 304, the side surface of the trapezoidal block 307 is slidably connected with the inner side of the locking plate (303), and a semicircular hole is formed in the locking plate (303).

3. The safety self-locking switch according to claim 1, wherein a half gear (312) and a rotating shaft gear (313) are arranged on the rotating shaft (310), the rotating shaft gear (313) is partially meshed with a gear (311) on the rotating wheel (314), and the half gear (312) is meshed with the gear (311).

4. The safety self-locking switch according to claim 1, wherein a wheel groove (204) is provided in the case body case (201), contact points are provided on both sides of the wheel groove (204), a microcircuit and an electromagnet are provided on the case body case (201), a power-off switch is provided on the microcircuit, and a button thereof is provided on the case body case (201).