CN211858511U - Miniaturized 10KV high-voltage vacuum circuit breaker with novel operating mechanism - Google Patents
Miniaturized 10KV high-voltage vacuum circuit breaker with novel operating mechanism Download PDFInfo
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- CN211858511U CN211858511U CN202020494279.4U CN202020494279U CN211858511U CN 211858511 U CN211858511 U CN 211858511U CN 202020494279 U CN202020494279 U CN 202020494279U CN 211858511 U CN211858511 U CN 211858511U
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- energy storage
- operating mechanism
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- circuit breaker
- partition plate
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- 238000004146 energy storage Methods 0.000 claims abstract description 107
- 230000005540 biological transmission Effects 0.000 claims abstract description 37
- 238000005192 partition Methods 0.000 claims description 27
- 239000007787 solid Substances 0.000 claims description 2
- 230000006978 adaptation Effects 0.000 claims 1
- 238000009434 installation Methods 0.000 abstract description 8
- 238000012423 maintenance Methods 0.000 abstract description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000009413 insulation Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
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- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Abstract
The utility model provides a miniaturized 10KV high-voltage vacuum circuit breaker with novel operating mechanism, to seal the utmost point post admittedly on being fixed in the box rear side lower top surface of L shape structure, the inside left baffle and the right baffle parallel arrangement of box and be fixed in the box middle part, the spring operating mechanism of dual-purpose type energy memory below is installed on left baffle and right baffle, dual-purpose type energy memory is connected with the spring operating mechanism, thereby it realizes the action of separating brake or closing a floodgate to pass through the drive spring operating mechanism drive transmission main connecting lever clockwise or anticlockwise rotation by dual-purpose type energy memory and seal the vacuum interrupter in the utmost point post admittedly. The utility model discloses an energy storage part and transmission part to among the high-pressure vacuum circuit breaker carry out the reset optimal design, have simplified 10KV high-pressure vacuum circuit breaker's inner structure greatly, and installation cooperation simple structure easily operates, and easily maintenance has reduced part quantity, has reduced 10KV high-pressure vacuum circuit breaker's volume, satisfies the miniaturized development requirement of high-pressure vacuum circuit breaker.
Description
Technical Field
The utility model belongs to the technical field of high tension switchgear, concretely relates to miniaturized 10KV high pressure vacuum circuit breaker with novel operating mechanism.
Background
High-voltage circuit breakers play a role in protection and control of electrical equipment, such as overload and short-circuit, in high-voltage power supply and distribution systems. For guaranteeing high-voltage vacuum circuit breaker's reliability, all be equipped with electronic energy storage and manual energy storage structure in high-voltage vacuum circuit breaker usually, because energy storage structural design is unreasonable, in addition complicated with insulating pull rod coupling part structure, lead to vacuum circuit breaker inner structure complicated, part quantity is many, the installation cooperation degree of difficulty is big, lead to vacuum circuit breaker to occupy a space bulky, and vacuum high-voltage circuit breaker weight is heavy, be unfavorable for miniaturized direction development, consequently, to above-mentioned problem, it is necessary to improve.
SUMMERY OF THE UTILITY MODEL
The utility model provides a technical problem: the utility model provides a miniaturized 10KV high-voltage vacuum circuit breaker with novel operating mechanism, carry out the reset optimal design through energy storage part and the transmission part to among the high-voltage vacuum circuit breaker, adopt dual-purpose type energy memory and the structure that transmission main connecting lever and insulating pull rod direct rotation are connected and are formed, the inner structure of 10KV high-voltage vacuum circuit breaker has been simplified greatly, the simple easy operation of installation cooperation structure, easy maintenance has reduced part quantity, 10KV high-voltage vacuum circuit breaker's volume has been reduced, satisfy the miniaturized development requirement of high-voltage vacuum circuit breaker.
The utility model adopts the technical proposal that: a miniaturized 10KV high-voltage vacuum circuit breaker with a novel operating mechanism comprises a box body and an embedded pole, wherein the embedded pole is fixed on the lower top surface of the rear side of the box body of an L-shaped structure, a left partition plate and a right partition plate inside the box body are arranged in parallel and fixed in the middle of the box body, dual-purpose energy storage devices are installed on the left partition plate and the right partition plate, a spring operating mechanism below the dual-purpose energy storage devices is installed on the left partition plate and the right partition plate, a transmission main shaft in the spring operating mechanism is fixedly connected with a main shaft crank arm, the main shaft crank arm is rotatably connected with the upper end of a connecting rod, the lower end of the connecting rod is rotatably connected with one end of a transmission main crank arm, the middle of the transmission main crank arm is rotatably installed in the box body, the other end of the transmission main crank arm is rotatably connected with an insulating pull rod at the lower end of, the dual-purpose energy storage device is connected with the spring operating mechanism and drives the transmission main crank arm to rotate clockwise or anticlockwise through the driving spring operating mechanism, so that the insulating pull rod and the vacuum arc-extinguishing chamber in the solid-sealed polar pole realize the action of opening or closing.
The dual-purpose energy storage device comprises an energy storage motor and a worm, a worm wheel is fixed on an output shaft of the energy storage motor, the worm is installed on an energy storage motor shell in an angle rotating mode and extends out of the energy storage motor shell, the worm is meshed with the worm wheel in a matching mode and is inserted into a manual energy storage crank on the square head of the extending end of the worm in a rotating mode, manual energy storage after the output shaft rotates is achieved, and teeth on the output shaft are meshed with gears in the spring operating mechanism.
Further, the spring operating mechanism comprises an energy storage shaft, two ends of the energy storage shaft are respectively rotatably installed on a left partition plate and a right partition plate, teeth on an output shaft in the dual-purpose energy storage device are meshed with gears on the energy storage shaft, one end of the energy storage shaft is connected with the lower end of the energy storage spring arranged in the box body and drives the energy storage spring to stretch and retract through the rotation of the energy storage shaft, a separation rod is arranged on the left partition plate, a clutch wheel pressing block for enabling the gears to be separated and reunited from the energy storage shaft through the downward pressing of the separation rod is arranged on the energy storage shaft, an energy storage retaining pawl is arranged on a cam on the energy storage shaft, a closing pawl matched with the energy storage retaining pawl is arranged on the box body, an opening pawl is arranged on the cam, a transmission main shaft is installed on the inner bottom surface of the box body, a, and a closing electromagnet and a separating electromagnet are arranged between the left partition plate and the right partition plate.
The utility model has the advantages compared with the prior art:
1. according to the technical scheme, the energy storage part and the transmission part in the high-voltage vacuum circuit breaker are reset and optimized, and a dual-purpose energy storage device and a structure formed by directly and rotatably connecting the transmission main crank arm and the insulating pull rod are adopted, so that the internal structure of the 10KV high-voltage vacuum circuit breaker is greatly simplified, and the installation and matching structure is simple and easy to operate;
2. according to the technical scheme, the dual-purpose energy storage device adopts an electric and manual dual-purpose energy storage structure formed by the energy storage motor and the worm gear, so that the on-off reliability of the high-voltage vacuum circuit breaker is ensured, meanwhile, the mounting structure of the energy storage part is facilitated to be simplified, the mounting space of the energy storage part is reduced, and the miniaturization design requirement of the high-voltage vacuum circuit breaker is met;
3. according to the technical scheme, the main shaft crank arm, the connecting rod and the transmission structure for connecting the transmission main crank arm with the insulating pull rod are adopted, so that the mounting height of the embedded pole on the box body is effectively reduced, the number of parts of a transmission part is reduced, and the structure of the transmission part is simplified;
4. compared with the traditional vacuum circuit breaker, the vacuum circuit breaker is simple in structure and easy to maintain, the weight of the high-voltage vacuum circuit breaker is reduced, the size of the 10KV high-voltage vacuum circuit breaker is reduced, and the miniaturization development requirement of the high-voltage vacuum circuit breaker is met.
Drawings
FIG. 1 is a front view of the structure of the present invention;
FIG. 2 is a right side view of the structure of the present invention;
fig. 3 is a schematic structural view of the manual energy storage part of the dual-purpose energy storage device of the present invention.
Detailed Description
An embodiment of the present invention will be described in conjunction with fig. 1-3 to clearly and completely describe the technical solution, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, not the whole embodiment.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Miniaturized 10KV high-voltage vacuum circuit breaker with novel operating mechanism, including box 1 and solid utmost point post 2 that seals, gu seal utmost point post 2 and be fixed in on the top surface under the 1 rear side of box of L shape structure, 1 inside left baffle 3 of box and right baffle 4 parallel arrangement and be fixed in box 1 middle part, install dual-purpose energy memory 5 on left baffle 3 and the right baffle 4, spring operating mechanism 6 of dual-purpose energy memory 5 below is installed on left baffle 3 and right baffle 4, transmission main shaft 11 and main shaft turning arm 10 fixed connection among the spring operating mechanism 6, main shaft turning arm 10 rotates with connecting rod 9 upper end to be connected, and connecting rod 9 lower extreme rotates with the middle part and installs the transmission owner turning arm 8 one end rotation in box 1 and is connected, the transmission owner turning arm 8 other end rotates with insulating pull rod 7 who seals utmost point post 2 lower extreme admittedly, the fixed minute brake spring 12 upper end of box 1 inner bottom surface passes through U-shaped connecting plate 13 and transmission owner turning arm 8 one end rotation And the dual-purpose energy storage device 5 is connected with the spring operating mechanism 6, and the dual-purpose energy storage device 5 drives the transmission main crank arm 8 to rotate clockwise or anticlockwise through the driving spring operating mechanism 6, so that the insulating pull rod 5 and the vacuum arc-extinguishing chamber in the solid-sealed polar pole 2 realize the action of opening or closing.
Specifically, the dual-purpose energy storage device 5 comprises an energy storage motor 14 and a worm 15, a worm wheel 17 is fixed on an output shaft 16 of the energy storage motor 14, the worm 15 is angularly rotatably mounted on a casing of the energy storage motor 14 and extends out of the casing of the energy storage motor 14, the worm 15 is in fit engagement with the worm wheel 17, and is inserted into a manual energy storage crank on the square head of the extending end of the worm 15 through rotation to realize manual energy storage after the output shaft 16 rotates, and teeth on the output shaft 16 are engaged with a gear 18 in the spring operating mechanism 6; in the structure, the energy storage motor 14 is started to store energy electrically, and when manual energy storage is needed, the manual energy storage crank is rotated clockwise, so that the output shaft 16 rotates to store energy;
specifically, the spring operating mechanism 6 includes an energy storage shaft 19, two ends of the energy storage shaft 19 are respectively rotatably mounted on the left partition plate 3 and the right partition plate 4, teeth on an output shaft 16 of the dual-purpose energy storage device 5 are engaged with a gear 18 on the energy storage shaft 19, one end of the energy storage shaft 19 is connected with a lower end of an energy storage spring 20 arranged in the box body 1 and drives the energy storage spring 20 to extend and retract through the rotation of the energy storage shaft 19, the left partition plate 3 is provided with an isolation rod 21, the energy storage shaft 19 is provided with a clutch wheel pressing block which presses down the gear 18 to disengage from the energy storage shaft 19 by using the isolation rod 21, a cam 22 on the energy storage shaft 19 is provided with an energy storage holding pawl 23, the box body 1 is provided with a closing pawl 24 matched with the energy storage holding pawl 23, the cam 22 is provided with an opening pawl 25, a transmission main shaft 11 is mounted on the inner, and a closing roller 26 and an opening roller 27 matched with the opening pawl 25 are arranged at one end of the main shaft crank arm 10, and a closing electromagnet 28 and an opening electromagnet 29 are arranged between the left partition plate 3 and the right partition plate 4.
The energy storage action of this structure: in the circuit breaker, the dual-purpose energy storage device 5 has two modes of manual energy storage and electric energy storage, when the energy storage motor 14 is electrified or the manual energy storage crank is rotated clockwise, the output shaft 16 drives the gear 18 to rotate clockwise, so that the energy storage shaft 19 rotates anticlockwise and pulls the energy storage spring 20 to store energy, when the energy storage position is reached, the isolating rod 21 presses down a clutch wheel pressing block on the energy storage shaft 19, the gear 18 is separated from the energy storage shaft 19, the energy storage holding pawl 23 abuts against the closing pawl 24, and the circuit breaker is in a closing preparation state at the moment; closing action: when the closing electromagnet 28 is electrified, the movable iron core of the coil is attracted or pressed down, the closing pawl 24 moves upwards to be disengaged from the energy storage retaining pawl 23, meanwhile, the energy storage spring 20 contracts to drive the cam 22 on the energy storage shaft 19 to rotate anticlockwise, the cam 22 rotates anticlockwise and presses down the closing roller 26 on the main shaft connecting lever 10 to enable the transmission main shaft 11 to rotate anticlockwise, at the moment, the connecting rod 9 presses down the transmission main connecting lever 8 to rotate, one end of the transmission main connecting lever 8 moves downwards, the other end connected with the insulating pull rod 7 moves upwards, the insulating pull rod 5 and the vacuum arc-extinguishing chamber in the solid-sealed pole 2 are closed, at the position, the opening pawl 25 is pressed against the opening roller 27, the contact spring in the insulating pull rod 7 is compressed, the opening spring 12 is compressed, and at the moment, the circuit breaker is in an opening preparation state; opening operation: when the opening electromagnet 29 is electrified and the movable iron core is attracted by the movable iron core of the opening electromagnet 29 or the movable iron core of the opening electromagnet 29 is manually pressed down, the opening pawl 25 moves upwards, the opening roller 25 is disengaged under the action of the opening spring 12 and the contact spring force, and meanwhile, the other end of the driving main connecting lever 8 moves downwards to pull the insulating pull rod 7 and the vacuum arc-extinguishing chamber to realize opening
The technical scheme has the advantages that the energy storage part and the transmission part in the high-voltage vacuum circuit breaker are reset and optimized, the dual-purpose energy storage device 5 and the structure formed by directly rotating and connecting the transmission main crank arm and the 8 insulation pull rod 7 are adopted, the internal structure of the 10KV high-voltage vacuum circuit breaker is greatly simplified, the installation and matching structure is simple and easy to operate, the dual-purpose energy storage device 5 adopts the electric and manual dual-purpose energy storage structure formed by the energy storage motor 14 and the worm gear 17 and the worm 15, the on-off reliability of the high-voltage vacuum circuit breaker is ensured, the simplification of the installation structure of the energy storage part is facilitated, the installation space of the energy storage part is reduced, the miniaturization design requirement of the high-voltage vacuum circuit breaker is met, the transmission structure formed by connecting the main shaft crank arm 10, the connecting rod 9 and the transmission main crank arm 8 with the insulation pull rod 7 is adopted, the installation height, the structure of the transmission part is simplified, the structure is simpler than that of the traditional vacuum circuit breaker, the maintenance is easy, the weight of the high-voltage vacuum circuit breaker is reduced, the volume of the 10KV high-voltage vacuum circuit breaker is reduced, and the miniaturization development requirement of the high-voltage vacuum circuit breaker is met.
The above-mentioned embodiments are merely preferred embodiments of the present invention, and not intended to limit the scope of the present invention, so that all equivalent changes made by the contents of the claims of the present invention should be included in the scope of the claims of the present invention.
Claims (2)
1. Miniaturized 10KV high-voltage vacuum circuit breaker with novel operating mechanism, including box (1) and solid utmost point post (2), its characterized in that seals: the solid-sealed polar pole (2) is fixed on the lower top surface of the rear side of a box body (1) of an L-shaped structure, a left partition plate (3) and a right partition plate (4) in the box body (1) are arranged in parallel and fixed in the middle of the box body (1), dual-purpose energy storage devices (5) are installed on the left partition plate (3) and the right partition plate (4), a spring operating mechanism (6) below the dual-purpose energy storage devices (5) is installed on the left partition plate (3) and the right partition plate (4), a transmission main shaft (11) in the spring operating mechanism (6) is fixedly connected with a main shaft crank arm (10), the main shaft crank arm (10) is rotatably connected with the upper end of a connecting rod (9), the lower end of the connecting rod (9) is rotatably connected with one end of a transmission main crank arm (8) rotatably installed in the box body (1) in the middle, the other end of the transmission main crank arm (8) is rotatably connected with an insulating pull rod (7, the upper end of a brake-separating spring (12) fixed on the inner bottom surface of the box body (1) is connected with one end of a transmission main connecting lever (8) through a U-shaped connecting plate (13), the dual-purpose energy storage device (5) is connected with a spring operating mechanism (6), and the dual-purpose energy storage device (5) drives the transmission main connecting lever (8) to rotate clockwise or anticlockwise through the driving spring operating mechanism (6), so that the insulating pull rod (7) and a vacuum arc-extinguishing chamber in the solid-sealed polar pole (2) realize brake-separating or switch-closing actions; dual-purpose type energy memory (5) are including energy storage motor (14) and worm (15), be fixed with worm wheel (17) on output shaft (16) of energy storage motor (14), worm (15) are angle rotation and install on energy storage motor (14) casing and stretch out energy storage motor (14) casing setting, worm (15) and worm wheel (17) adaptation meshing to insert through rotating that worm (15) stretch out the manual energy storage crank on the end square head, realize the manual energy storage after output shaft (16) rotates, tooth on output shaft (16) and gear (18) meshing in spring operating mechanism (6).
2. The miniaturized 10KV high voltage vacuum circuit breaker with a novel operating mechanism of claim 1, wherein: the spring operating mechanism (6) comprises an energy storage shaft (19), two ends of the energy storage shaft (19) are respectively rotatably mounted on a left partition plate (3) and a right partition plate (4), teeth on an output shaft (16) in the dual-purpose energy storage device (5) are meshed with a gear (18) on the energy storage shaft (19), one end of the energy storage shaft (19) is connected with the lower end of an energy storage spring (20) arranged in the box body (1) and drives the energy storage spring (20) to stretch and retract through the rotation of the energy storage shaft (19), an isolating rod (21) is arranged on the left partition plate (3), a clutch wheel pressing block for enabling the gear (18) to be disengaged from the energy storage shaft (19) through the downward pressing of the isolating rod (21) is arranged on the energy storage shaft (19), an energy storage retaining pawl (23) is arranged on a cam (22) on the energy storage shaft (19), and a closing pawl (24) matched with the energy storage pawl (23), the automatic opening and closing device is characterized in that a separating brake catch (25) is arranged on the cam (22), a transmission main shaft (11) is installed on the inner bottom surface of the box body (1), a main shaft connecting lever (10) is installed on the transmission main shaft (11), a closing roller (26) and a separating brake roller (27) matched with the separating brake catch (25) are arranged at one end of the main shaft connecting lever (10), and a closing electromagnet (28) and a separating brake electromagnet (29) are arranged between the left partition plate (3) and the right partition plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020494279.4U CN211858511U (en) | 2020-04-08 | 2020-04-08 | Miniaturized 10KV high-voltage vacuum circuit breaker with novel operating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020494279.4U CN211858511U (en) | 2020-04-08 | 2020-04-08 | Miniaturized 10KV high-voltage vacuum circuit breaker with novel operating mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN211858511U true CN211858511U (en) | 2020-11-03 |
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ID=73143577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020494279.4U Active CN211858511U (en) | 2020-04-08 | 2020-04-08 | Miniaturized 10KV high-voltage vacuum circuit breaker with novel operating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211858511U (en) |
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2020
- 2020-04-08 CN CN202020494279.4U patent/CN211858511U/en active Active
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