CN212303599U

CN212303599U - Anti-electric-shock circuit breaker with automatic switching-on function

Info

Publication number: CN212303599U
Application number: CN202021364964.1U
Authority: CN
Inventors: 尹少敏
Original assignee: Qingdao Zhongruide Electric Appliance Equipment Engineering Co ltd
Current assignee: Qingdao Zhongruide Electric Appliance Equipment Engineering Co ltd
Priority date: 2020-07-13
Filing date: 2020-07-13
Publication date: 2021-01-05
Anticipated expiration: 2030-07-13

Abstract

The utility model discloses a protection against electric shock formula circuit breaker with automatic combined floodgate function, which comprises a mounting bas, the circuit breaker is installed at the top of mount pad, top one side of circuit breaker is rotated and is connected with the brake lever, one side that the circuit breaker is close to the brake lever is fixed with the mount, wherein, one side that the mount is close to the brake lever runs through there is the ejector pin groove, the inside in ejector pin groove runs through there is the ejector pin, the one end that the ejector pin is located the mount is fixed with the baffle. The utility model discloses a depression bar and the ejector pin that set up need make the brake lever of disconnection when closing a floodgate, press the depression bar, make the depression bar move down, the depression bar drives the connecting rod and takes place to rotate, makes the horizontal length increase of connecting rod, makes the connecting rod drive the ejector pin and remove to the left side, supports the brake lever through the ejector pin, promotes the brake lever and closes a floodgate, avoids pointing directly to contact with the brake lever, through pressing the depression bar, is convenient for make the automatic combined floodgate that closes a floodgate of circuit breaker.

Description

Anti-electric-shock circuit breaker with automatic switching-on function

Technical Field

The utility model relates to a protection against electric shock formula circuit breaker technical field specifically is a protection against electric shock formula circuit breaker with automatic combined floodgate function.

Background

The electric shock preventing circuit breaker is one kind of switch appliance for preventing fire and explosion accident caused by electric shock or electric leakage of human body in low voltage circuit, and has the function of cutting off the power supply circuit quickly to avoid damage to human body and equipment.

Although the existing anti-electric-shock circuit breakers are very large in types and quantity, the existing anti-electric-shock circuit breakers still have certain problems and bring certain inconvenience to the use of the anti-electric-shock circuit breakers.

The current anti-electric shock formula circuit breaker needs to push away the brake lever through the finger and resets after the disconnection, makes the circuit intercommunication, but in the twinkling of an eye that the brake lever combined floodgate was successful, the circuit resumes, and the circuit punctures the circuit breaker easily, causes danger, inconveniently makes the automatic combined floodgate of circuit breaker, inconvenient use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a protection against electric shock formula circuit breaker with automatic combined floodgate function has solved current protection against electric shock formula circuit breaker after the disconnection, needs to promote the brake lever through the finger and resets, makes the circuit intercommunication, but in the twinkling of an eye of the brake lever success of closing a floodgate, the circuit resumes, and the circuit breaker is punctureed easily to the electric current, causes danger, inconveniently makes the automatic problem of closing a floodgate, inconvenient use of circuit breaker.

In order to achieve the above object, the utility model provides a following technical scheme: an anti-electric-shock type circuit breaker with an automatic closing function comprises an installation seat, wherein the top of the installation seat is provided with a circuit breaker, one side of the top of the circuit breaker is rotatably connected with a brake bar, one side of the circuit breaker close to the brake bar is fixedly provided with a fixed frame, wherein,

a push rod groove penetrates through one side, close to the brake rod, of the fixing frame, a push rod penetrates through the inside of the push rod groove, a baffle is fixed at one end, located in the fixing frame, of the push rod, a first spring is sleeved on the push rod between the baffle and the push rod groove, a press rod penetrates through the top of the fixing frame, the bottom of the press rod is rotatably connected with a connecting rod, one end, far away from the press rod, of the connecting rod is rotatably connected with the push rod, mounting grooves are symmetrically formed in the top of the mounting seat, a mounting block is fixed at the bottom, close to the mounting grooves, of the circuit breaker, and a first transmission groove is formed in the;

the utility model discloses a worm gear, including first transmission groove, installation piece, dead lever groove, second transmission groove, second spring, mount pad, second transmission groove, the both sides in first transmission groove are linked together through fixed rod groove and mounting groove, the fixed slot has been seted up to the one side that the installation piece corresponds the fixed rod groove, the inside in fixed rod groove is run through there is the dead lever, the one end that the dead lever is located first transmission groove is fixed with the roof, the roof overlaps to the dead lever between the fixed rod groove and has been provided with the transmission piece, the middle part in first transmission groove is provided with the transmission piece, the mount pad is close to the bottom in first transmission groove and has seted up the second transmission groove, the inboard fixedly connected with worm wheel that.

Preferably, the outer diameter of the baffle is larger than the inner diameter of the ejector rod groove, and the baffle is elastically connected with the fixing frame through the first spring.

Preferably, the compression bar is in transmission connection with the ejector rod through a connecting rod.

Preferably, the vertical distance from the top of the mounting groove to the fixing bar groove is equal to the vertical distance from the bottom of the circuit breaker to the fixing groove.

Preferably, the overlooking of the transmission block is elliptical, and the length difference between the semi-long axis and the semi-short axis of the transmission block is larger than the maximum length of the fixed rod extending out of the fixed rod groove.

Preferably, the pitch of the worm wheel is equal to that of the worm, and the worm wheel is meshed with the worm.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a depression bar and the ejector pin that set up need make the brake lever of disconnection when closing a floodgate, press the depression bar, make the depression bar move down, the depression bar drives the connecting rod and takes place to rotate, makes the horizontal length increase of connecting rod, makes the connecting rod drive the ejector pin and remove to the left side, supports the brake lever through the ejector pin, promotes the brake lever and closes a floodgate, avoids pointing directly to contact with the brake lever, through pressing the depression bar, is convenient for make the automatic combined floodgate that closes a floodgate of circuit breaker.

2. The utility model discloses a dead lever that sets up, the circuit breaker drives the inside that the installation piece got into the mounting groove, after the circuit breaker supported the top of mount pad, the dead lever groove just aligns with the fixed slot, rotate the worm, the worm drives the worm wheel through the meshing structure and rotates, make the worm wheel drive the transmission piece and rotate, when the major axis of transmission piece supported the roof, the transmission piece can be with the inside in the ejecting dead lever groove of dead lever, the second spring compression, make the dead lever get into the inside of fixed slot, fix the inside at the mounting groove with the installation piece, be convenient for install the circuit breaker.

3. The utility model discloses a baffle and the first spring that set up support the brake lever through the ejector pin, when promoting the brake lever and closing a floodgate, the ejector pin drives the baffle and removes to the brake lever direction, makes the compression of first spring, loosens behind the depression bar, makes first spring promote the baffle and removes to opposite direction, is convenient for make the ejector pin automatic reset.

Drawings

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

FIG. 2 is a schematic view of a partial enlarged structure at A in FIG. 1 according to the present invention;

FIG. 3 is a schematic view of a partial enlarged structure at B of FIG. 1 according to the present invention;

fig. 4 is a schematic view of the transmission block of the present invention.

In the figure: 1. a mounting seat; 2. a circuit breaker; 3. a brake lever; 4. a fixed mount; 5. a jack rod groove; 6. a top rod; 7. A baffle plate; 8. a first spring; 9. a pressure lever; 10. a connecting rod; 11. mounting grooves; 12. mounting blocks; 13. a first transmission groove; 14. a fixed rod slot; 15. fixing grooves; 16. fixing the rod; 17. a top plate; 18. a second spring; 19. a transmission block; 20. a second transmission groove; 21. a worm gear; 22. a worm.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: a kind of anti-electric shock circuit breaker with automatic closing function, including mount pad 1, circuit breaker 2, brake lever 3, mount 4, ejector pin groove 5, ejector pin 6, baffle 7, first spring 8, strut bar 9, tie rod 10, mounting groove 11, mounting block 12, first driving groove 13, fixed rod groove 14, fixed groove 15, dead lever 16, roof 17, second spring 18, driving block 19, second driving groove 20, worm wheel 21 and worm 22, the top of the said mount pad 1 is fitted with the circuit breaker 2, one side of top of the said circuit breaker 2 rotates and connects with the brake lever 3, one side of the said circuit breaker 2 close to brake lever 3 is fixed with the mount 4, wherein,

a push rod groove 5 penetrates through one side, close to the brake rod 3, of the fixing frame 4, a push rod 6 penetrates through the push rod groove 5, a baffle 7 is fixed at one end, located in the fixing frame 4, of the push rod 6, the outer diameter of the baffle 7 is larger than the inner diameter of the push rod groove 5, the baffle 7 is elastically connected with the fixing frame 4 through a first spring 8, when the push rod 6 abuts against the brake rod 3 and pushes the brake rod 3 to close the brake, the push rod 6 drives the baffle 7 to move towards the brake rod 3, the first spring 8 is compressed, after the compression rod 9 is loosened, the first spring 8 pushes the baffle 7 to move towards the opposite direction, the push rod 6 is enabled to automatically reset, the first spring 8 is sleeved on the push rod 6 between the baffle 7 and the push rod groove 5, a compression rod 9 penetrates through the top of the fixing frame 4, the compression rod 9 is in transmission connection with the push rod 6 through a connecting rod 10, and when the compression rod 9, when the press rod 9 moves downwards, the press rod 9 drives the connecting rod 10 to rotate, the transverse length of the connecting rod 10 is increased, the connecting rod 10 drives the ejector rod 6 to move towards the left side, the ejector rod 6 is driven to move through the press rod 9 conveniently, the bottom of the press rod 9 is rotatably connected with the connecting rod 10, one end, far away from the press rod 9, of the connecting rod 10 is rotatably connected with the ejector rod 6, mounting grooves 11 are symmetrically formed in the top of the mounting seat 1, the vertical distance from the top of each mounting groove 11 to a fixing rod groove 14 is equal to the vertical distance from the bottom of the circuit breaker 2 to a fixing groove 15, when the circuit breaker 2 is mounted, the circuit breaker 2 drives the mounting block 12 to enter the mounting groove 11, after the circuit breaker 2 abuts against the top of the mounting seat 1, the fixing rod groove 14 and the fixing groove 15 can be exactly aligned, and, a first transmission groove 13 is formed in the middle of the mounting base 1;

the two sides of the first transmission groove 13 are communicated with the mounting groove 11 through the fixed rod groove 14, one side of the mounting block 12 corresponding to the fixed rod groove 14 is provided with a fixed groove 15, a fixed rod 16 penetrates through the fixed rod groove 14, one end of the fixed rod 16 positioned in the first transmission groove 13 is fixed with a top plate 17, a second spring 18 is sleeved on the fixed rod 16 between the top plate 17 and the fixed rod groove 14, the middle part of the first transmission groove 13 is provided with a transmission block 19, the overlook of the transmission block 19 is oval, the length difference between the semi-long axis and the semi-short axis of the transmission block 19 is larger than the maximum length of the fixed rod 16 extending out of the fixed rod groove 14, when the long axis of the transmission block 19 is abutted against the top plate 17, the transmission block 19 can eject the fixed rod 16 out of the inside of the fixed rod groove 14, and the second spring 18 is compressed, when the short axis of the transmission block, second spring 18 promotes the inside of dead lever 16 retraction dead lever groove 14, along with the rotation of transmission piece 19, is convenient for make dead lever 16 stretch out or the inside of retraction dead lever groove 14, second transmission groove 20 has been seted up to the bottom that mount pad 1 is close to first transmission groove 13, transmission piece 19 is close to the inboard fixedly connected with worm wheel 21 of second transmission groove 20, worm wheel 21 equals with worm 22's tooth pitch, and worm wheel 21 meshes with worm 22 mutually, rotates worm 22, and worm 22 drives worm wheel 21 through the engagement structure and rotates, makes worm wheel 21 drive transmission piece 19 and rotates, through the engagement structure that worm wheel 21 and worm 22 constitute, is convenient for make worm 22 drive transmission piece 19 and rotates, one side rotation that mount pad 1 is close to worm wheel 21 is connected with worm 22.

The working principle is as follows: when the anti-electric-shock circuit breaker with the automatic closing function is used, firstly, the circuit breaker 2 drives the installation block 12 to enter the inside of the installation groove 11, after the circuit breaker 2 abuts against the top of the installation seat 1, the fixed rod groove 14 is just aligned with the fixed groove 15, the worm 22 is rotated, the worm 22 drives the worm wheel 21 to rotate through the meshing structure, the worm wheel 21 drives the transmission block 19 to rotate, when the long shaft of the transmission block 19 abuts against the top plate 17, the transmission block 19 can push the fixed rod 16 out of the inside of the fixed rod groove 14, the second spring 18 is compressed, the fixed rod 16 enters the inside of the fixed groove 15, the installation block 12 is fixed inside the installation groove 11, the circuit breaker 2 is convenient to install, when a circuit leaks electricity or a human body gets an electric shock, the circuit can be automatically disconnected, when the disconnected brake rod 3 needs to be closed, the pressure rod 9 is pressed, the depression bar 9 drives connecting rod 10 and takes place to rotate, make the horizontal length increase of connecting rod 10, make connecting rod 10 drive ejector pin 6 and remove to the left side, support brake lever 3 through ejector pin 6, promote brake lever 3 and close a floodgate, avoid pointing directly to contact with brake lever 3, through pressing depression bar 9, be convenient for make circuit breaker 2 automatic close a floodgate, loosen depression bar 9 back, make first spring 8 promote baffle 7 and remove to opposite direction, be convenient for make ejector pin 6 automatic reset.

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 protection against electric shock formula circuit breaker with automatic combined floodgate function, includes mount pad (1), its characterized in that: the top of the mounting seat (1) is provided with a breaker (2), one side of the top of the breaker (2) is rotatably connected with a brake lever (3), one side of the breaker (2) close to the brake lever (3) is fixed with a fixing frame (4), wherein,

a push rod groove (5) penetrates through one side, close to the brake rod (3), of the fixing frame (4), a push rod (6) penetrates through the inside of the push rod groove (5), a baffle (7) is fixed to one end, located in the fixing frame (4), of the push rod (6), a first spring (8) is sleeved on the push rod (6) between the baffle (7) and the push rod groove (5), a pressing rod (9) penetrates through the top of the fixing frame (4), a connecting rod (10) is rotatably connected to the bottom of the pressing rod (9), one end, far away from the pressing rod (9), of the connecting rod (10) is rotatably connected with the push rod (6), mounting grooves (11) are symmetrically formed in the top of the mounting seat (1), a mounting block (12) is fixed to the bottom, close to the mounting groove (11), of the circuit breaker (2), and a first transmission groove (13) is formed in the middle of the mounting seat (1;

two sides of the first transmission groove (13) are communicated with the mounting groove (11) through a fixed rod groove (14), one side of the mounting block (12) corresponding to the fixing rod groove (14) is provided with a fixing groove (15), a fixed rod (16) penetrates through the fixed rod groove (14), a top plate (17) is fixed at one end of the fixed rod (16) positioned in the first transmission groove (13), a second spring (18) is sleeved on the fixing rod (16) between the top plate (17) and the fixing rod groove (14), a transmission block (19) is arranged in the middle of the first transmission groove (13), a second transmission groove (20) is arranged at the bottom of the mounting seat (1) close to the first transmission groove (13), a worm wheel (21) is fixedly connected to the inner side of the transmission block (19) close to the second transmission groove (20), one side of the mounting seat (1) close to the worm wheel (21) is rotatably connected with a worm (22).

2. The electric shock resistant circuit breaker with automatic closing function according to claim 1, characterized in that: the outer diameter of the baffle (7) is larger than the inner diameter of the ejector rod groove (5), and the baffle (7) is elastically connected with the fixing frame (4) through a first spring (8).

3. The electric shock resistant circuit breaker with automatic closing function according to claim 1, characterized in that: the pressure lever (9) is in transmission connection with the ejector rod (6) through a connecting rod (10).

4. The electric shock resistant circuit breaker with automatic closing function according to claim 1, characterized in that: the vertical distance from the top of the mounting groove (11) to the fixing rod groove (14) is equal to the vertical distance from the bottom of the breaker (2) to the fixing groove (15).

5. The electric shock resistant circuit breaker with automatic closing function according to claim 1, characterized in that: the overlook of transmission piece (19) is oval, and the length difference between transmission piece (19) semimajor axis and semiminor axis is greater than the maximum length that dead lever (16) stretches out fixed rod groove (14).

6. The electric shock resistant circuit breaker with automatic closing function according to claim 1, characterized in that: the pitch of the worm wheel (21) is equal to that of the worm (22), and the worm wheel (21) is meshed with the worm (22).