CN211016976U - Separating brake mechanism of breaker opening and closing device - Google Patents
Separating brake mechanism of breaker opening and closing device Download PDFInfo
- Publication number
- CN211016976U CN211016976U CN202020055755.2U CN202020055755U CN211016976U CN 211016976 U CN211016976 U CN 211016976U CN 202020055755 U CN202020055755 U CN 202020055755U CN 211016976 U CN211016976 U CN 211016976U
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- control
- casing
- piece
- reset button
- circuit breaker
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Abstract
The utility model relates to a separating brake mechanism of circuit breaker divide-shut brake device, which comprises a housin, it is provided with the trip bar to rotate on the casing, be provided with the spacing groove on the casing, the trip bar is worn to locate the spacing groove, the casing internal rotation is provided with the control, be equipped with the first conflict portion that is used for conflicting trip bar on the control, be equipped with drive control pivoted drive assembly in the casing, drive assembly includes drive gear and motor, drive gear rotates and sets up on the casing, drive gear is last fixed or an organic whole is provided with the drive block, be equipped with on the control and conflict complex second conflict portion with the drive block, the casing is provided with reset button on one side of control, the setting that reset button slided is on the casing, reset button's one end is the operation end and stretches out the casing, the other end extends there is the hook piece, be equipped. By adopting the scheme, the automatic control breaker opening device can automatically control the breaker opening and can also manually control the breaker opening, and is simple in structure and stable in operation.
Description
Technical Field
The utility model belongs to the technical field of the circuit breaker technique and specifically relates to a separating brake mechanism of circuit breaker divide-shut brake device.
Background
The general circuit breaker comprises a shell, a release, an arc extinguishing device, a static contact, a moving contact, a handle mechanism and a connecting terminal, wherein the handle mechanism comprises a handle, a jump buckle, a moving contact support, a lock catch spring and a tension spring, the moving contact is fixedly arranged on the moving contact support, a long through hole is arranged on the moving contact support, a pin shaft is arranged in the long through hole, two ends of the pin shaft are arranged on the shell, one end of the tension spring is connected on the moving contact support, a connecting point of the tension spring and the moving contact support is positioned above the long through hole, the other end of the tension spring is fixedly connected on the shell, the jump buckle is hinged and arranged at the upper end of the moving contact support, the jump buckle is connected with the handle through a first connecting rod, the middle part of the lock catch is movably sleeved on the pin shaft through the arranged through the through hole, an abutting, thereby the push rod can promote the promotion foot to rotate and realize the hasp and rotate, the hasp rotates and makes the conflict unblock between tripping and the conflict foot, at this moment the moving contact support can realize circuit breaker separating brake under the effect of extension spring, the hasp spring gives the hasp keep with the drive power of tripping conflict, and make the promotion foot rotate to push rod one side of release, in order to make circuit breaker can automatic combined floodgate or separating brake, need the rotation of brake lever and the rotation of hasp, the hasp breaks away from and can realize automatic separating brake with the conflict of tripping.
Disclosure of Invention
The utility model overcomes prior art's is not enough, provides a separating brake mechanism of circuit breaker divide-shut brake device, and it can automatic control circuit breaker separating brake, also can manual control circuit breaker separating brake, simple structure, and the operation is stable.
In order to realize the purpose, the utility model discloses a technical scheme is: a tripping rod in linkage connection with a lock catch of a circuit breaker is rotatably arranged on the shell, a limiting groove is formed in the shell, the tripping rod penetrates through the limiting groove, a control piece for driving the tripping rod is rotatably arranged in the shell, the control piece is rotatably arranged beside the limiting groove, a first abutting part for abutting against the tripping rod is arranged on the control piece, a driving assembly for driving the control piece to rotate is arranged in the shell, a first resetting piece for resetting the driving control piece is arranged between the shell and the control piece, the driving assembly comprises a driving gear and a motor, the driving gear is rotatably arranged on the shell, the motor is fixedly arranged in the shell, a driving block is fixedly or integrally arranged on the driving gear, a second abutting part which is in abutting fit with the driving block is arranged on the control piece, and the motor drives the driving gear to rotate so as to drive the control piece to rotate along the anticlockwise direction, the trip bar is contradicted to the first conflict piece of control and drives the trip bar and rotate the separating brake operation that realizes the circuit breaker along the spacing groove, the casing is provided with reset button on one side of control, the setting that reset button slided is on the casing, reset button's one end is the operation end and stretches out the casing, the other end extends there is the hook piece, be equipped with on the control with the third conflict portion of hook piece conflict complex, when reset button removes to the direction of keeping away from the control, the accessible hook piece supports presses third conflict portion and drives the control and realize the separating brake operation of circuit breaker along anticlockwise rotation, be equipped with the second that the drive reset button resets between reset button and the casing.
By adopting the scheme, the motor is electrically connected with an external circuit board, the motor drives the driving gear to rotate through the speed reducing structure, the driving gear rotates for a circle, the driving block on the driving gear can abut against the second abutting part of the control piece so as to drive the control piece to rotate anticlockwise, and the driving block drives the control piece to rotate for a certain angle, the driving block can be separated from the abutting against the second abutting part so as to be convenient for next switching-off operation of the circuit breaker, when a circuit receives a command from switching-on to switching-off, the motor drives the control piece to rotate anticlockwise, the first abutting part of the control piece abuts against the trip rod, the trip rod penetrates through the limiting groove, one end of the trip rod can be abutted and matched with the first abutting part of the control piece, the other end of the trip rod is linked with the lock catch of the external circuit breaker, the trip rod can only rotate within the angle limited by the limiting groove, in the switching-on state, the trip rod is close to, the lock catch of the external circuit breaker can be shifted to quickly open the brake of the external circuit breaker, the motor stops rotating after the automatic brake opening operation is completed, and the first reset piece drives the control piece to rotate clockwise to perform reset operation; the operating end of reset button exposes from the opening part, the accessible hand dials reset button's operating end and drives reset button and remove, reset button's hook piece can carry the third conflict portion of pulling the control, thereby it rotates along anticlockwise to drive the control, the release lever that conflicts again rotates along the spacing groove, realize the manual separating brake operation of circuit breaker, then the rethread second resets and drives reset button automatic re-setting, be convenient for carry out next manual separating brake operation, consequently, can not only automatic control circuit breaker separating brake, also can manual control circuit breaker separating brake, both mutual noninterference, moreover, the steam generator is simple in structure, the operation is stable.
The utility model discloses a further setting is: the utility model discloses a reset button, including the casing, be equipped with the operation end that supplies reset button on the casing and stretch out the opening of casing, be equipped with the guide way on the casing, reset button is last be equipped with the guide block of guide way looks adaptation, still be equipped with the stopper on the reset button, the stopper supports to locate the opening part can restrict reset button and remove to the direction that is close to the control, and reset button's operation end exposes and is equipped with the hook groove on the open-ended lateral surface.
Through adopting above-mentioned scheme, reset button's operating end exposes from the opening part, and the hand of being convenient for is stirred reset button's operating end and is driven reset button and remove, and the guide block is inserted and is located the guide way and can realize the direction and slide, and when the piece that resets receives the spring action to reset, reset button's stopper is contradicted in the opening part of casing, can restrict reset button and remove, and when manual separating brake, the accessible finger inserts the hook inslot, drives reset button again and removes, moreover, the steam generator is simple in structure, and convenient operation.
The utility model discloses a further setting is: the first piece that resets is the torsional spring, is equipped with the projection that supplies the torsional spring cover to establish on the control, and the control is equipped with first conflict piece on one side of projection, and fixed or an organic whole is provided with the second conflict piece on the casing, and the one end of torsional spring is contradicted on first conflict piece, and the other end is contradicted on the second conflict piece.
By adopting the scheme, the installation of the torsional spring is stable, the torsional spring drives the control part to reset, the control part can be prevented from interfering with the switching-on operation, and the switching-off operation is convenient to perform next time.
The utility model discloses a further setting is: the casing still is equipped with spacing post by one side of control, and the first conflict portion of control receives the effect of first piece that resets to support and locate spacing post to the rotation of restriction control.
Through adopting above-mentioned scheme, when the control resets under the drive of torsional spring, spacing post is contradicted to first conflict portion on it, can restrict the control and continue to rotate, is convenient for carry out the separating brake operation next time.
The utility model discloses a further setting is: the second resets and is the spring, is equipped with the installation cavity that supplies the spring installation on the casing, and reset button is equipped with the reference column in the department that corresponds the spring, and a spring pot head is established on the reference column, and the other end supports on locating the inner wall of installation cavity.
Through adopting above-mentioned scheme, the spring mounting is stable, and after manual reset button accomplished the separating brake, the spring can drive reset button and reset for the hook piece on the reset button gets back to the normal position, and the control also can reset under the drive of torsional spring, and the spacing groove is rotated away from to first conflict portion on it, can not influence the closing operation, also is convenient for carry out manual separating brake operation next time.
The utility model discloses a further setting is: a worm is fixedly or integrally arranged on an output shaft of the motor, and the driving gear is meshed with the worm.
Through adopting above-mentioned scheme, the output shaft linkage setting of second worm and motor, the second worm drives drive gear and rotates, can reach speed reduction effect, simple structure, and the transmission is stable.
The present invention will be further described with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic overall structure diagram of an embodiment of the present invention;
fig. 2 is a schematic diagram of a position of the trip rod in a closing state in the embodiment of the present invention;
fig. 3 is a schematic view of the position of the trip bar in the air brake state according to the embodiment of the present invention;
fig. 4 is a schematic front view of a control member according to an embodiment of the present invention;
FIG. 5 is a schematic view of a reverse structure of a control member according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a driving gear in an embodiment of the present invention;
fig. 7 is a schematic view of a reverse structure of the reset button in the embodiment of the present invention;
fig. 8 is a schematic front structural view of a reset button according to an embodiment of the present invention;
fig. 9 is a schematic structural view of an opening of the housing according to an embodiment of the present invention;
fig. 10 is a schematic view of the matching structure between the end of the torsion spring and the second contact block according to the embodiment of the present invention.
Detailed Description
As shown in fig. 1-10, a switching-off mechanism of a circuit breaker switching-on and switching-off device comprises a housing 1, a trip lever 2 which is connected with a lock catch of the circuit breaker in a linkage manner is rotatably arranged on the housing 1, a limit groove 11 is arranged on the housing 1, the trip lever 2 is arranged in the limit groove 11 in a penetrating manner, a control member 3 for driving the trip lever 2 is rotatably arranged in the housing 1, the control member 3 is rotatably arranged beside the limit groove 11, a first abutting part 31 for abutting against the trip lever 2 is arranged on the control member 3, a driving component for driving the control member 3 to rotate is arranged in the housing 1, a first resetting component for resetting the control member 3 is arranged between the housing 1 and the control member 3, the driving component comprises a driving gear 41 and a motor 42, the driving gear 41 is rotatably arranged on the housing 1, the motor 42 is fixedly arranged in the housing 1, a driving block 411 is fixedly or integrally arranged on the driving gear 41, a second abutting part 32, motor 42 drives drive gear 41 and rotates, thereby drive control 3 along anticlockwise rotation, first conflict piece 31 of control 3 conflicts trip lever 2 and drives trip lever 2 and rotate along spacing groove 11 and realize the separating brake operation of circuit breaker, casing 1 is provided with reset button 5 on one side of control 3, the setting that reset button 5 slided is on casing 1, the one end of reset button 5 is operation end 51 and stretches out casing 1, the other end extends there is hook block 52, be equipped with on the control 3 with hook block 52 conflict complex third conflict portion 33, when reset button 5 moves to the direction of keeping away from 3, accessible hook block 52 supports and presses third conflict portion 33 and drives control 3 along the separating brake operation that anticlockwise rotation realized the circuit breaker, be equipped with the second piece that resets that drive reset button 5 resets between reset button 5 and casing 1.
In this embodiment, the casing 1 is provided with an opening 12 through which the operation end 51 of the reset button 5 extends out of the casing 1, the casing 1 is provided with a guide groove 16, the reset button 5 is provided with a guide block 53 adapted to the guide groove 16, the reset button 5 is further provided with a limit block 54, the limit block 54 is abutted to the opening 12 to limit the reset button 5 to move towards the direction close to the control member 3, and the outer side surface of the operation end 51 of the reset button 5 exposed out of the opening 12 is provided with a hook groove 511.
In this embodiment, the first reset element is a torsion spring 6, a protruding column 34 for the torsion spring 6 to be sleeved on the control element 3 is provided, a first contact block 35 is provided on one side of the protruding column 34 of the control element 3, a second contact block 13 is fixedly or integrally provided on the casing 1, one end of the torsion spring 6 abuts against the first contact block 35, and the other end abuts against the second contact block 13.
In this embodiment, the housing 1 is further provided with a limiting post 14 beside the control element 3, and the first abutting portion 31 of the control element 3 abuts against the limiting post 14 under the action of the torsion spring 6, so as to limit the rotation of the control element 3.
In this embodiment, the second reset piece is a spring 7, the housing 1 is provided with an installation cavity 15 for the installation of the spring 7, the reset button 5 is provided with a positioning column 55 at a position corresponding to the spring 7, one end of the spring 7 is sleeved on the positioning column 55, and the other end of the spring 7 abuts against the inner wall of the installation cavity 15.
In the present embodiment, a worm 43 is fixed to or integrally provided on the output shaft of the motor 42, and the drive gear 41 meshes with the worm 43.
In the present embodiment, the driving gear 41 and the control member 3 are rotatably provided on the housing 1 through rotating shafts, respectively.
The above embodiment is only one of the preferred embodiments of the present invention, and the general changes and substitutions performed by those skilled in the art within the technical scope of the present invention are included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a circuit breaker divide-shut brake device's separating brake mechanism, includes the casing, rotate on the casing and be provided with the trip bar of being connected with the hasp linkage of circuit breaker, its characterized in that: the shell is provided with a limiting groove, the trip rod penetrates through the limiting groove, a control piece for driving the trip rod is rotationally arranged in the shell, the control piece is rotationally arranged beside the limiting groove, a first abutting part for abutting against the trip rod is arranged on the control piece, a driving component for driving the control piece to rotate is arranged in the shell, a first reset piece for driving the control piece to reset is arranged between the shell and the control piece, the driving component comprises a driving gear and a motor, the driving gear is rotationally arranged on the shell, the motor is fixedly arranged in the shell, a driving block is fixedly or integrally arranged on the driving gear, a second abutting part which is in abutting fit with the driving block is arranged on the control piece, the motor drives the driving gear to rotate so as to drive the control piece to rotate along the anticlockwise direction, the first abutting part of the control piece abuts against the trip rod and drives the trip rod to rotate, the casing is provided with reset button on one side of control, and the setting that reset button slided is on the casing, and reset button's one end is the operation end and stretches out the casing, and the other end extends there is the hook piece, is equipped with on the control and contradicts complex third conflict portion with the hook piece, and when reset button removed to the direction of keeping away from the control, accessible hook piece supported and pressed third conflict portion and drove the control and realize the separating brake operation of circuit breaker along anticlockwise rotation, be equipped with the second piece that resets that drive reset button resets between reset button and the casing.
2. The opening mechanism of the circuit breaker opening and closing device according to claim 1, characterized in that: the utility model discloses a reset button, including the casing, be equipped with the operation end that supplies reset button on the casing and stretch out the opening of casing, be equipped with the guide way on the casing, reset button is last be equipped with the guide block of guide way looks adaptation, still be equipped with the stopper on the reset button, the stopper supports to locate the opening part can restrict reset button and remove to the direction that is close to the control, and reset button's operation end exposes and is equipped with the hook groove on the open-ended lateral surface.
3. The opening mechanism of the circuit breaker opening and closing device according to claim 1 or 2, characterized in that: the first piece that resets is the torsional spring, is equipped with the projection that supplies the torsional spring cover to establish on the control, and the control is equipped with first conflict piece on one side of projection, and fixed or an organic whole is provided with the second conflict piece on the casing, and the one end of torsional spring is contradicted on first conflict piece, and the other end is contradicted on the second conflict piece.
4. The opening mechanism of the circuit breaker opening and closing device according to claim 1 or 2, characterized in that: the casing still is equipped with spacing post by one side of control, and the first conflict portion of control receives the effect of first piece that resets to support and locate spacing post to the rotation of restriction control.
5. The opening mechanism of the circuit breaker opening and closing device according to claim 1 or 2, characterized in that: the second resets and is the spring, is equipped with the installation cavity that supplies the spring installation on the casing, and reset button is equipped with the reference column in the department that corresponds the spring, and a spring pot head is established on the reference column, and the other end supports on locating the inner wall of installation cavity.
6. The opening mechanism of the circuit breaker opening and closing device according to claim 1 or 2, characterized in that: a worm is fixedly or integrally arranged on an output shaft of the motor, and the driving gear is meshed with the worm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020055755.2U CN211016976U (en) | 2020-01-10 | 2020-01-10 | Separating brake mechanism of breaker opening and closing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020055755.2U CN211016976U (en) | 2020-01-10 | 2020-01-10 | Separating brake mechanism of breaker opening and closing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211016976U true CN211016976U (en) | 2020-07-14 |
Family
ID=71474547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020055755.2U Active CN211016976U (en) | 2020-01-10 | 2020-01-10 | Separating brake mechanism of breaker opening and closing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211016976U (en) |
-
2020
- 2020-01-10 CN CN202020055755.2U patent/CN211016976U/en active Active
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