CN214428544U - Floor type circuit breaker and circuit breaker mechanism - Google Patents
Floor type circuit breaker and circuit breaker mechanism Download PDFInfo
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- CN214428544U CN214428544U CN202121003079.5U CN202121003079U CN214428544U CN 214428544 U CN214428544 U CN 214428544U CN 202121003079 U CN202121003079 U CN 202121003079U CN 214428544 U CN214428544 U CN 214428544U
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Abstract
The utility model discloses a floor type circuit breaker and circuit breaker mechanism, which comprises a case, a module mechanism, a propulsion mechanism, a bottom wheel, a connecting arm, a welding large shaft, a transmission connecting plate, a rotating block, a limiting connecting plate, a buffer and a separating spring, wherein the case is formed by welding a left side plate, a right side plate, a bottom plate, a pole column seat plate, a middle support plate, a three-phase support plate, a buffer seat plate and a baffle plate, the welding large shaft comprises a main shaft, a connecting lever and a buffer roller wheel, the propulsion mechanism and the module mechanism are arranged in the case, an output connecting lever is connected with the connecting arm, the bottom wheel is arranged at the bottom of the case, the upper end of the connecting arm is connected with the welding large shaft, the transmission connecting plate and the limiting connecting plate are symmetrically arranged at two sides of the rotating block, the lower end of the transmission connecting plate is connected with the connecting lever, the upper end is connected with the rotating block and the limiting connecting plate, the buffer is fixed at the upper part of the connecting lever seat plate, the upper end of the separating spring is hung on the arm, the lower part of the buffer seat plate through a screw rod, the utility model discloses simple reliable, the installation and debugging is convenient, and the transmission is stable and long service life.
Description
Technical Field
The utility model relates to a circuit breaker technical field, concretely relates to console mode circuit breaker and operating mechanism thereof.
Background
The existing high-voltage vacuum circuit breaker mainly adopts a spring operating mechanism and can be divided into two installation modes: all parts are arranged in a welded frame, and all transmission parts are assembled and connected, but the method is very inconvenient to assemble and maintain, and has various parts and high failure rate; another kind adopts the modular installation, be about to make an independent whole with each part of mechanism, install in the frame that the welding is good as a module, the mechanism module of traditional module installation mode is complicated, it is difficult to install, and for the restriction space, the spare part of traditional mechanism module is less, easy wearing and tearing, there is mechanical characteristic unstability, defect such as low life-span, the mechanism of traditional module installation mode is floor type circuit breaker mechanism especially, its transmission main shaft adopts the integral key shaft transmission mostly, the transmission main shaft is worn and torn when moving, make circuit breaker mechanical characteristic unstable, seriously influence the life of circuit breaker.
When the vacuum circuit breaker leaves factory and debugs, the circuit breaker needs to be adjusted to proper mechanical characteristic parameters, so that parts such as a buffer need to be disassembled and assembled for many times in the production process, proper spring tension also needs to be adjusted to meet the corresponding mechanical characteristic parameters, and the existing floor type circuit breaker mechanism is characterized in that a mechanism body and a transmission main shaft are arranged on the lower portion of a case, so that the parts are complex, the disassembly and the assembly are difficult, and the production and the debugging are very inconvenient.
In order to solve the above problems, it is still necessary to design a floor-type operating mechanism.
Disclosure of Invention
To the not enough of existence on the prior art, the utility model aims to provide a console mode operating mechanism adopts the operating module of independent installation and the welding main shaft of independent installation, and each spare part is thick and solid reliable, and the transmission is stable, and mechanical characteristic debugging is convenient, and the reliability is high and long service life.
In order to achieve the above purpose, the present invention is realized by the following technical solution:
a floor type circuit breaker and a circuit breaker mechanism comprise a case (1), a module mechanism (2), a propelling mechanism (3), a main loop pole (4), a bottom wheel (5), a connecting arm (6), a welding large shaft (7), a transmission connecting plate (8), a rotating block (9), a limiting connecting plate (10), a buffer (11) and a brake separating spring (12), wherein the case (1) is formed by welding a left side plate (1-1), a right side plate (1-2), a bottom plate (1-3), a pole base plate (1-4), a middle support plate (1-5), a three-phase support plate (1-6), a buffer base plate (1-7) and a partition plate (1-8), the welding large shaft (7) comprises a main shaft (7-1), a crank arm (7-2) and a buffer roller (7-3) arranged on the crank arm (7-2), a, B, C three phases are arranged on the crank arm (7-2), the crank arm corresponds to the position of a main loop pole (4) of the three phases respectively and is welded on the main shaft (7-1), 2 buffer rollers (7-3) are arranged and are respectively arranged on A, C two phases of the crank arm (7-2), the module mechanism (2) is arranged in the case (1), the upper end of the module mechanism (2) is fixed on the middle support plate (1-5), the lower end of the module mechanism (2) is fixed on the bottom plate (1-3), the output crank arm (2-1) of the module mechanism (2) is connected with the connecting arm (6), the propelling mechanism (3) is arranged on the upper side in the case (1), the three-phase main loop pole (4) is arranged on the three-phase position corresponding to the pole (1-4) respectively, a screw at the bottom of the three-phase main loop pole (4) penetrates through the rotating block (9), the buffer is fixed with a rotating block (9) through a nut, a bottom wheel (5) is arranged at the bottom of a case (1) and is positioned at two sides of the case (1), the upper end of a connecting arm (6) is connected with a B of a crank arm (7-2), A, B, C three phases are arranged on a transmission connecting plate (8), the rotating block (9) and a limiting connecting plate (10), 2 transmission connecting plates (8) and the limiting connecting plate (10) are arranged at each phase and are symmetrically arranged at two sides of the rotating block (9), the lower end of the transmission connecting plate (8) is connected with the crank arm (7-2) through a pin, the upper end of the transmission connecting plate is connected with the rotating block (9) and the limiting connecting plate (10), the other end of the limiting connecting plate (10) is arranged at the inner side of a three-phase support plate (1-6) through a pin and can rotate on the three-phase support plate (1-6), 2 buffers (11) and brake separating springs (12) are arranged, the buffers (11) are fixed at the upper parts of buffer seat plates (1-7), the position of the buffer (11) corresponds to the position of the buffer roller (7-3), the upper end of the opening spring (12) is hung on the crank arm (7-2), the lower end is arranged at the lower part of the buffer seat plate (1-7) through a screw rod (13), and the opening spring (12) can be stretched or contracted through a nut on the adjusting screw rod (13).
It is worth noting that the case (1) comprises a left side plate (1-1), a right side plate (1-2), a bottom plate (1-3), a pole base plate (1-4), a middle support plate (1-5), a three-phase support plate (1-6), a buffer base plate (1-7) and a partition plate (1-8), wherein the left side plate (1-1), the right side plate (1-2), the bottom plate (1-3) and the pole base plate (1-4) are welded to form a case body, the middle support plate (1-5) is positioned in the case body, two ends of the middle support plate (1-5) are respectively welded with the left side plate (1-1) and the right side plate (1-2), three groups of the three-phase support plates (1-6) are respectively corresponding to three phases of the breaker mechanism, the lower ends of the three-phase support plates (1-6) are welded with the middle support plate (1-5), the upper end of the buffer seat plate is welded with the pole seat plate (1-4), 2 buffer seat plates (1-7) are symmetrically welded on the bottom plate (1-3) and positioned in the box body, two partition plates (1-8) are arranged and are bilaterally symmetrical, the upper ends of the partition plates (1-8) are welded with the middle support plate (1-5), and the lower ends of the partition plates are welded with the bottom plate (1-3).
It is worth noting that the module mechanism (2) is respectively fixed with the middle support plate (1-5) and the bottom plate (1-3), or two straight plates are respectively welded on the middle support plate (1-5) and the bottom plate (1-3) and are fixed with the module mechanism (2).
The utility model has the advantages that: the problem of current vacuum circuit breaker life-span low, mechanical characteristic adjust inconvenient is solved, inner structure is compact, and spare part is simple reliable, adopts the welding staff of the small-size operating module of independent installation and integral type, and operating module and welding staff can be followed quick-witted case and wholly dismantled, and it is convenient to assemble the maintenance, has reduced the wearing and tearing between the spare part simultaneously, improves vacuum circuit breaker's life, has the miniaturization, the advantage of high reliability.
Drawings
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments:
FIG. 1 is a left side sectional view of the present invention;
fig. 2 is a rear view of the present invention;
fig. 3 is a front view of the present invention;
FIG. 4 is a left side sectional view of the present invention;
fig. 5 and 6 are schematic perspective views of the welding main shaft of the present invention.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
Referring to fig. 1 to 6, the following technical solutions are adopted in the present embodiment:
a floor type circuit breaker and a circuit breaker mechanism comprise a case (1), a module mechanism (2), a propelling mechanism (3), a main loop pole (4), a bottom wheel (5), a connecting arm (6), a welding large shaft (7), a transmission connecting plate (8), a rotating block (9), a limiting connecting plate (10), a buffer (11) and a brake separating spring (12), wherein the case (1) is formed by welding a left side plate (1-1), a right side plate (1-2), a bottom plate (1-3), a pole base plate (1-4), a middle support plate (1-5), a three-phase support plate (1-6), a buffer base plate (1-7) and a partition plate (1-8), the welding large shaft (7) comprises a main shaft (7-1), a crank arm (7-2) and a buffer roller (7-3) arranged on the crank arm (7-2), a, B, C three phases are arranged on the crank arm (7-2), the crank arm corresponds to the position of a main loop pole (4) of the three phases respectively and is welded on the main shaft (7-1), 2 buffer rollers (7-3) are arranged and are respectively arranged on A, C two phases of the crank arm (7-2), the module mechanism (2) is arranged in the case (1), the upper end of the module mechanism (2) is fixed on the middle support plate (1-5), the lower end of the module mechanism (2) is fixed on the bottom plate (1-3), the output crank arm (2-1) of the module mechanism (2) is connected with the connecting arm (6), the propelling mechanism (3) is arranged on the upper side in the case (1), the three-phase main loop pole (4) is arranged on the three-phase position corresponding to the pole (1-4) respectively, a screw at the bottom of the three-phase main loop pole (4) penetrates through the rotating block (9), the buffer is fixed with a rotating block (9) through a nut, a bottom wheel (5) is arranged at the bottom of a case (1) and is positioned at two sides of the case (1), the upper end of a connecting arm (6) is connected with a B of a crank arm (7-2), A, B, C three phases are arranged on a transmission connecting plate (8), the rotating block (9) and a limiting connecting plate (10), 2 transmission connecting plates (8) and the limiting connecting plate (10) are arranged at each phase and are symmetrically arranged at two sides of the rotating block (9), the lower end of the transmission connecting plate (8) is connected with the crank arm (7-2) through a pin, the upper end of the transmission connecting plate is connected with the rotating block (9) and the limiting connecting plate (10), the other end of the limiting connecting plate (10) is arranged at the inner side of a three-phase support plate (1-6) through a pin and can rotate on the three-phase support plate (1-6), 2 buffers (11) and brake separating springs (12) are arranged, the buffers (11) are fixed at the upper parts of buffer seat plates (1-7), the position of the buffer (11) corresponds to the position of the buffer roller (7-3), the upper end of the opening spring (12) is hung on the crank arm (7-2), the lower end is arranged at the lower part of the buffer seat plate (1-7) through a screw rod (13), and the opening spring (12) can be stretched or contracted through a nut on the adjusting screw rod (13).
It is worth noting that the case (1) comprises a left side plate (1-1), a right side plate (1-2), a bottom plate (1-3), a pole base plate (1-4), a middle support plate (1-5), a three-phase support plate (1-6), a buffer base plate (1-7) and a partition plate (1-8), wherein the left side plate (1-1), the right side plate (1-2), the bottom plate (1-3) and the pole base plate (1-4) are welded to form a case body, the middle support plate (1-5) is positioned in the case body, two ends of the middle support plate (1-5) are respectively welded with the left side plate (1-1) and the right side plate (1-2), three groups of the three-phase support plates (1-6) are respectively corresponding to three phases of the breaker mechanism, the lower ends of the three-phase support plates (1-6) are welded with the middle support plate (1-5), the upper end of the buffer seat plate is welded with the pole seat plate (1-4), 2 buffer seat plates (1-7) are symmetrically welded on the bottom plate (1-3) and positioned in the box body, two partition plates (1-8) are arranged and are bilaterally symmetrical, the upper ends of the partition plates (1-8) are welded with the middle support plate (1-5), and the lower ends of the partition plates are welded with the bottom plate (1-3).
It is worth noting that the module mechanism (2) is respectively fixed with the middle support plate (1-5) and the bottom plate (1-3), or two straight plates are respectively welded on the middle support plate (1-5) and the bottom plate (1-3) and are fixed with the module mechanism (2).
This embodiment realizes that the circuit breaker realizes the closing operation and the separating brake operation of circuit breaker under operating mechanism's drive, and conveniently adjusts the mechanical characteristic parameter of circuit breaker.
1. Closing operation: the switching-on operation breaker module mechanism (2) enables the output connecting lever (2-1) to rotate, the output connecting lever (2-1) upwards pushes the connecting arm (6) to enable the welding main shaft (7) to upwards rotate and sequentially drive the transmission connecting plate (8) and the rotating block (9) to upwards move, so that the main loop pole (4) is driven to be switched on, the rotating block (9) is limited in a certain movement range by the limiting connecting plate (10), and the stability of the main loop pole (4) during movement is guaranteed.
2. Opening operation: the opening operation circuit breaker module mechanism (2) moves downwards in sequence under the action of an opening spring (12) and is connected with an arm (6), a welding large shaft (7), a transmission connecting plate (8) and a rotating block (9), an internal contact of a main loop pole column (4) is pulled open to enable the internal contact to be opened, and after a buffer roller (7-3) contacts a buffer (11), each part stably moves under the buffer action of the buffer (11), and finally is kept at an opening position.
3. Mechanical characteristic parameter adjustment: when the breaker is switched on or switched off, mechanical characteristic parameters of the breaker can be greatly changed due to the influence of spring force, so that the force of a switching-off spring (12) can be changed through a nut on an adjusting screw rod (13), the parameters such as switching-on speed, switching-off speed, switching-on time and the like can be conveniently adjusted, the buffer (11) is arranged on the upper part of the buffer seat plate (1-7), and a screw arranged at the bottom of the buffer has a large space, so that convenience is provided for frequently replacing the buffer.
This embodiment inner structure is compact, and is simple reliable, and independent installation small-size mechanism module and integral type welding staff can follow quick-witted case and wholly dismantle the equipment, and it is convenient to maintain, and reducing wear improves life, has advantages such as miniaturization, high reliability, has extensive market perspective.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, and it should be understood by those skilled in the art that the present invention is not limited by the above embodiments, but only by the description of the above embodiments and the description, without departing from the spirit and scope of the present invention, the present invention can also have various changes and modifications, and these changes and modifications all fall within the scope of the claimed invention.
The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. A floor type circuit breaker and a circuit breaker mechanism are characterized by comprising a case (1), a module mechanism (2), a propelling mechanism (3), a main loop pole (4), a bottom wheel (5), a connecting arm (6), a welding large shaft (7), a transmission connecting plate (8), a rotating block (9), a limiting connecting plate (10), a buffer (11), a brake separating spring (12) and a screw (13), wherein the case (1) is formed by welding a left side plate (1-1), a right side plate (1-2), a bottom plate (1-3), a base plate (1-4), a middle support plate (1-5), a three-phase support plate (1-6), a buffer base plate (1-7) and a partition plate (1-8), the welding large shaft (7) comprises a main shaft (7-1), a connecting lever (7-2) and a buffer roller (7-3) arranged on the arm (7-2), a, B, C three phases are arranged on the crank arm (7-2), the crank arm corresponds to the position of a three-phase main loop pole (4) respectively and is welded on the main shaft (7-1), 2 buffer rollers (7-3) are arranged and are respectively arranged on A, C two phases of the crank arm (7-2), the module mechanism (2) is arranged in the case (1), the upper end of the module mechanism (2) is fixed on the middle support plate (1-5), the lower end of the module mechanism (2) is fixed on the bottom plate (1-3), the output crank arm (2-1) of the module mechanism (2) is connected with the connecting arm (6), the propelling mechanism (3) is arranged on the upper side in the case (1), the three-phase main loop pole (4) is arranged on the three-phase position corresponding to the pole (1-4) respectively, a screw at the bottom of the main loop pole (4) penetrates through the rotating block (9), the buffer is fixed with a rotating block (9) through a nut, four bottom wheels (5) are arranged in two groups, the two groups of four bottom wheels are symmetrically arranged at the bottom of a case (1), the upper end of a connecting arm (6) is connected with a B of a connecting lever (7-2), A, B, C three phases are arranged on a transmission connecting plate (8), the rotating block (9) and a limiting connecting plate (10), 2 transmission connecting plates (8) and the limiting connecting plate (10) are arranged on each phase and symmetrically arranged on two sides of the rotating block (9), the lower end of the transmission connecting plate (8) is connected with the connecting lever (7-2) through a pin, the upper end of the transmission connecting plate is connected with the rotating block (9) and the limiting connecting plate (10), the other end of the limiting connecting plate (10) is arranged on the inner side of a three-phase support plate (1-6) through a pin and can rotate on the three-phase support plate (1-6), 2 buffers (11) and brake dividing springs (12) are arranged, the buffers (11) are fixed on the upper part of a buffer seat plate (1-7), the position of the buffer (11) corresponds to the position of the buffer roller (7-3), the upper end of the opening spring (12) is hung on the crank arm (7-2), the lower end is arranged at the lower part of the buffer seat plate (1-7) through a screw rod (13), and the nut on the adjusting screw rod (13) can stretch or contract the opening spring (12).
2. The floor type circuit breaker and circuit breaker mechanism as claimed in claim 1, wherein the case (1) comprises a left side plate (1-1), a right side plate (1-2), a bottom plate (1-3), a pole base plate (1-4), a middle support plate (1-5), a three-phase support plate (1-6), a buffer base plate (1-7), and a partition plate (1-8), wherein the left side plate (1-1), the right side plate (1-2), the bottom plate (1-3), and the pole base plate (1-4) are welded to form a box body, the middle support plate (1-5) is located inside the box body, two ends of the middle support plate (1-5) are respectively welded with the left side plate (1-1) and the right side plate (1-2), three groups of three-phase support plates (1-6) are respectively corresponding to three phases of the circuit breaker, the lower end of a three-phase support plate (1-6) is welded with a middle support plate (1-5), the upper end of the three-phase support plate is welded with a pole base plate (1-4), 2 buffer base plates (1-7) are symmetrically welded on a bottom plate (1-3) and located in a box body, two partition plates (1-8) are arranged and are bilaterally symmetrical, the upper ends of the partition plates (1-8) are welded with the middle support plate (1-5), and the lower ends of the partition plates (1-3) are welded with the bottom plate (1-3).
3. A floor type circuit breaker and circuit breaker mechanism as claimed in claim 1, wherein the module mechanism (2) is fixed to the middle support plate (1-5) and the bottom plate (1-3), respectively, and comprises two plates welded to the middle support plate (1-5) and the bottom plate (1-3), respectively, and is fixed to the module mechanism (2).
4. The floor type circuit breaker and circuit breaker mechanism according to claim 1, characterized by comprising a circuit breaker mechanism without a main circuit pole (4) installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121003079.5U CN214428544U (en) | 2021-05-12 | 2021-05-12 | Floor type circuit breaker and circuit breaker mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121003079.5U CN214428544U (en) | 2021-05-12 | 2021-05-12 | Floor type circuit breaker and circuit breaker mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214428544U true CN214428544U (en) | 2021-10-19 |
Family
ID=78076670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121003079.5U Active CN214428544U (en) | 2021-05-12 | 2021-05-12 | Floor type circuit breaker and circuit breaker mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214428544U (en) |
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2021
- 2021-05-12 CN CN202121003079.5U patent/CN214428544U/en active Active
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