CN111105960A

CN111105960A - Circuit breaker for power protection

Info

Publication number: CN111105960A
Application number: CN201811267506.3A
Authority: CN
Inventors: 不公告发明人
Original assignee: Yangzhou Sihe Intelligent Electric Co ltd
Current assignee: Yangzhou Sihe Intelligent Electric Co ltd
Priority date: 2018-10-29
Filing date: 2018-10-29
Publication date: 2020-05-05

Abstract

The invention relates to the technical field of power protection equipment, and discloses a circuit breaker for power protection, which comprises a fixed plate, wherein a clamping groove is formed in one side of the fixed plate, a connecting plate is slidably connected inside the clamping groove, a clamping block is movably sleeved at one end inside the connecting plate, a pushing block fixedly connected with one end of a threaded rod is movably sleeved at one side, positioned inside the clamping block, of the connecting plate, a bevel gear I is fixedly sleeved outside the other end of the threaded rod, a bearing fixedly sleeved inside the connecting plate is fixedly sleeved outside one end of the bevel gear I, and the outside of one end, far away from the bearing, of the bevel gear I is meshed with the outside of. This based on circuit breaker for power protection, through the effect of bevel gear II to and under the cooperation of bevel gear I, threaded rod, bearing and ejector pad is used, with circuit breaker fixed mounting on the fixed plate, be convenient for daily to the circuit breaker inspect and maintain, improved the convenience that the circuit breaker was dismantled and was installed simultaneously.

Description

Circuit breaker for power protection

Technical Field

The invention relates to the technical field of power protection equipment, in particular to a circuit breaker for power protection.

Background

The circuit breaker is a switching device capable of closing, carrying and breaking a current under a normal circuit condition and closing, carrying and breaking a current under an abnormal circuit condition within a predetermined time, and is divided into a high-voltage circuit breaker and a low-voltage circuit breaker according to the use range thereof, and the division of the high-voltage and low-voltage boundary lines is relatively fuzzy, and generally called a high-voltage electric appliance with a voltage of 3kV or more.

Traditional circuit breaker is when the installation is fixed, and it is direct to be connected the circuit breaker with the mode that the installation face screwed through the screw mostly, and when the circuit breaker installation was more, personnel installed repeatedly and dismantled very trouble, and when the installation to the circuit breaker of equidimension not, still needed the staff to select the screw that corresponds according to the size of different screws on the wiring board and install, and personnel's operation is very trouble, has reduced the efficiency of circuit breaker installation.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a circuit breaker for power protection, which has the advantages of convenience in mounting and dismounting and convenience in mounting circuit breakers of different sizes, and solves the problems that when the traditional circuit breaker is mounted and fixed, the circuit breaker is mostly directly connected with a mounting surface in a screw tightening mode, when the circuit breaker is mounted more, a worker is very troublesome to mount and dismount repeatedly, when circuit breakers of different sizes are mounted, the worker is required to select corresponding screws according to the sizes of different screw holes on a wiring board to mount, the worker is very troublesome to operate, and the mounting efficiency of the circuit breaker is reduced.

The invention provides the following technical scheme: a circuit breaker for power protection comprises a fixed plate, wherein one side of the fixed plate is provided with a clamping groove, the inside of the clamping groove is slidably connected with a connecting plate, one end inside the connecting plate is movably sleeved with a clamping block, one side inside the connecting plate, positioned on the clamping block, is movably sleeved with a pushing block fixedly connected with one end of a threaded rod, the outside of the other end of the threaded rod is fixedly sleeved with a bevel gear I, the outside of one end of the bevel gear I is fixedly sleeved with a bearing fixedly sleeved with the inside of the connecting plate, the outside of one end, far away from the bearing, of the bevel gear I is meshed with the outside of a bevel gear II, the inside of the bevel gear II is fixedly sleeved with a rotating shaft, the top end of the rotating shaft penetrates through and extends to the outside of the upper surface of the connecting plate and is fixedly connected with the bottom of a handle, the one end of connecting plate runs through and extends to the outside of draw-in groove and with one side fixed connection of connecting block, the connecting block is kept away from one side of connecting plate and the top fixed connection of circuit breaker one side, fixed mounting has the gag lever post between connecting plate inside being located ejector pad and the bearing.

Preferably, the shape of draw-in groove is type of protruding, and the first half of draw-in groove is on a straight line with the fixture block, the quantity of draw-in groove is four, and the distribution of four draw-in grooves equidistance is on the fixed plate.

Preferably, the distance value between the top of the clamping block and the top of the connecting plate is equal to the distance value between one end, far away from the push block, of the threaded rod and one end, close to the bevel gear II, of the connecting plate.

Preferably, the height value of the push block is equal to that of the fixture block, and the push block is wedge-shaped.

Preferably, a gap is reserved between the bottom of the supporting rod and the top of the threaded rod, and a gap is reserved between one end of the supporting rod, close to the bevel gear II, and one end of the bevel gear I.

Preferably, the number of gag lever post is four and every group is two, and the bottom of four gag lever posts all with the outside sliding connection of threaded rod.

Compared with the prior art, the invention has the following beneficial effects:

1. this based on circuit breaker for power protection, through the effect of bevel gear II to and under the cooperation of bevel gear I, threaded rod, bearing and ejector pad is used, with circuit breaker fixed mounting on the fixed plate, be convenient for daily to the circuit breaker inspect and maintain, improved the convenience that the circuit breaker was dismantled and was installed simultaneously.

2. This circuit breaker for based on power protection uses through the cooperation of draw-in groove with the fixture block for can be according to the size of circuit breaker volume with circuit breaker fixed mounting to the draw-in groove of difference in, the convenience of circuit breaker installation has been improved.

Drawings

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

FIG. 2 is an enlarged view of the position A in the structure of the present invention;

fig. 3 is a left side schematic view of the threaded rod of the present invention.

In the figure: 1. a fixing plate; 2. a card slot; 3. a connecting plate; 4. a clamping block; 5. a threaded rod; 6. a push block; 7. a bevel gear I; 8. a bearing; 9. a bevel gear II; 10. a rotating shaft; 11. a handle; 12. a support bar; 13. connecting blocks; 14. a circuit breaker; 15. a limiting rod.

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.

Referring to fig. 1-3, a circuit breaker for power protection comprises a fixing plate 1, a clamping groove 2 is formed on one side of the fixing plate 1, the clamping groove 2 is in a convex shape, the upper half part of the clamping groove 2 is aligned with a clamping block 4, the number of the clamping grooves 2 is four, the four clamping grooves 2 are equidistantly distributed on the fixing plate 1, the circuit breaker 14 can be fixed on the fixing plate 1 by matching the clamping grooves 2 with the clamping block 4, the operation is convenient, the circuit breaker 14 can be conveniently and daily checked and maintained, meanwhile, the circuit breaker 14 can be fixedly installed in different clamping grooves 2 according to the size of the circuit breaker 14, the installation convenience of the circuit breaker 14 is improved, a connecting plate 3 is slidably connected inside the clamping groove 2, the clamping block 4 is movably sleeved at one end inside the connecting plate 3, the distance value between the top of the clamping block 4 and the top of the connecting plate 3 is equal to the distance value between one end of a threaded rod 5 far away from a, the problem that the circuit breaker 14 cannot be disassembled and installed due to the fact that the distance between the threaded rod 5 and the inside of the connecting plate 3 is too small is solved, the practicability of the whole device is lowered, the pushing block 6 fixedly connected with one end of the threaded rod 5 is movably sleeved on one side of the clamping block 4 inside the connecting plate 3, the height value of the pushing block 6 is equal to the height value of the clamping block 4, the pushing block 6 is wedge-shaped, the problem that the clamping block 4 cannot be clamped inside the clamping groove 2 due to the fact that the height value of the pushing block 6 is too small, the circuit breaker 14 cannot be installed and fixed is lowered, the practicability and the reliability of the whole device are lowered, the bevel gear I7 is sleeved on the outer fixing portion of the other end of the threaded rod 5, the bearing 8 fixedly sleeved with the inside of the connecting plate 3 is sleeved on the outer fixing portion of one end of the bevel gear I7, the outer portion, far away from the bearing 8, of, the top end of the rotating shaft 10 penetrates through and extends to the outer part of the upper surface of the connecting plate 3 and is fixedly connected with the bottom of the handle 11, the inner part of one end of the top of a supporting rod 12 at the bottom end of the rotating shaft 10 is movably sleeved, a gap is reserved between the bottom of the supporting rod 12 and the top of the threaded rod 5, and a gap is reserved between one end of the supporting rod 12 close to the bevel gear II 9 and one end of the bevel gear I7, so that the supporting rod 12 is prevented from contacting with the supporting rod when the bevel gear I7 and the threaded rod 5 rotate, the friction force between the threaded rod 5 and the supporting rod 12 and the bevel gear I7 is reduced, the smoothness of dismounting and mounting of the circuit breaker 14 is improved, the efficiency of dismounting and mounting of the circuit breaker 14 is improved, one end of the supporting rod 12 is fixedly connected with one end of the inner part of the connecting plate 3, one end of the connecting, connecting plate 3 is inside to be located fixed mounting between ejector pad 6 and the bearing 8 has gag lever post 15, the quantity of gag lever post 15 is four and every group two, and four gag lever posts 15's bottom all with the outside sliding connection of threaded rod 5, under the effect of gag lever post 15, make threaded rod 5 under the effect of bevel gear I7, can not rotate along with bevel gear I7 and only can move on the horizontal direction, promote ejector pad 6 and move on the horizontal direction, the realization is to the dismantlement and the installation of circuit breaker 14.

The theory of operation, at first will be connected with connecting plate 3 of circuit breaker 14 according to the size of circuit breaker 14 and insert in draw-in groove 2 of looks adaptation, then clockwise twist grip 11 drives bevel gear II 9 rotatory, bevel gear II 9 is rotatory to make bevel gear I7 installed in bearing 8 rotatory and drive threaded rod 5 and move left, threaded rod 5 moves left and promotes ejector pad 6 and move left and push up the joint with fixture block 4 in draw-in groove 2, be about to circuit breaker 14 installation completion, when dismantling circuit breaker 14, anticlockwise twist grip 11 drives bevel gear II 9 and rotates, bevel gear II 9 is rotatory to make bevel gear I7 installed in bearing 8 rotatory and drive threaded rod 5 and move right, threaded rod 5 moves right and drives ejector pad 6 and move right, make the cancellation joint that drops fixture block 4 from draw-in groove 2, accomplish the dismantlement to the circuit breaker promptly, can.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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. A circuit breaker for power protection comprises a fixing plate (1), and is characterized in that: a clamping groove (2) is formed in one side of the fixing plate (1), a connecting plate (3) is connected to the inside of the clamping groove (2) in a sliding mode, a clamping block (4) is movably sleeved at one end of the inside of the connecting plate (3), a pushing block (6) fixedly connected with one end of a threaded rod (5) is movably sleeved at one side, located inside the clamping block (4), of the inside of the connecting plate (3), a bevel gear I (7) is fixedly sleeved at the outer portion of the other end of the threaded rod (5), a bearing (8) fixedly sleeved with the inside of the connecting plate (3) is fixedly sleeved at the outer portion of one end of the bevel gear I (7), the outer portion, far away from one end of the bearing (8), of the bevel gear I (7) is meshed with the outer portion of a bevel gear II (9), a rotating shaft (10) is fixedly sleeved inside the bevel gear II (9), the top end of the rotating shaft (10), the inside activity of bottom end support pole (12) top one end of pivot (10) is cup jointed, and the one end of bracing piece (12) and the inside one end fixed connection of connecting plate (3), the one end of connecting plate (3) run through and extend to the outside of draw-in groove (2) and with one side fixed connection of connecting block (13), the top fixed connection of one side of connecting plate (3) and circuit breaker (14) one side is kept away from in connecting block (13), fixed mounting has gag lever post (15) between connecting plate (3) inside lieing in ejector pad (6) and bearing (10).

2. The circuit breaker for power protection according to claim 1, wherein: the shape of draw-in groove (2) is type of protruding, and the first half and fixture block (4) of draw-in groove (2) are on a straight line, the quantity of draw-in groove (2) is four, and the distribution of four draw-in grooves (2) equidistance is on fixed plate (1).

3. The circuit breaker for power protection according to claim 1, wherein: the distance value between the top of the clamping block (4) and the top of the connecting plate (3) is equal to the distance value between one end, far away from the push block (6), of the threaded rod (5) and one end, close to the bevel gear II (9), of the inside of the connecting plate (3).

4. The circuit breaker for power protection according to claim 1, wherein: the height value of the push block (6) is equal to that of the clamping block (4), and the push block (6) is wedge-shaped.

5. The circuit breaker for power protection according to claim 1, wherein: a gap is reserved between the bottom of the supporting rod (12) and the top of the threaded rod (5), and a gap is reserved between one end, close to the bevel gear II (9), of the supporting rod (12) and one end, close to the bevel gear I (7), of the supporting rod.

6. The circuit breaker for power protection according to claim 1, wherein: the quantity of gag lever post (15) is four and every group two, and the bottom of four gag lever posts (15) all with the outside sliding connection of threaded rod (5).