CN211062672U - Motor-driven closing spring energy storage system for circuit breaker - Google Patents
Motor-driven closing spring energy storage system for circuit breaker Download PDFInfo
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- CN211062672U CN211062672U CN201922110998.1U CN201922110998U CN211062672U CN 211062672 U CN211062672 U CN 211062672U CN 201922110998 U CN201922110998 U CN 201922110998U CN 211062672 U CN211062672 U CN 211062672U
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- transmission
- energy storage
- closing spring
- installation panel
- combined floodgate
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Abstract
The utility model discloses a motor drive combined floodgate spring energy storage system for on circuit breaker, including the installation panel, installation panel lower part is fixed with the energy storage motor, installation panel upper portion is fixed with combined floodgate spring support post, the installation panel lower part is rotated and is installed the input shaft, installation panel mid-rotation installs the transmission shaft, be fixed with the transmission pinion on the input shaft, be equipped with the transmission gear wheel on the transmission shaft, the transmission shaft end fixing has the combined floodgate turning arm, be connected with combined floodgate spring between combined floodgate spring support post tip and the combined floodgate turning arm tip, combined floodgate spring one end is articulated with combined floodgate turning arm tip, the combined floodgate spring other end passes through the screw. The utility model discloses an energy storage motor drive transmission pinion rotates, and the transmission pinion drives the transmission gear wheel and rotates, and the transmission gear wheel combines with transmission shaft separation and reunion formula, and transmission shaft drive combined floodgate turning arm rotates with tensile combined floodgate spring, realizes through the tensile and energy storage of combined floodgate spring.
Description
Technical Field
The utility model relates to a circuit breaker combined floodgate control energy storage component especially relates to a motor drive combined floodgate spring energy storage system for on circuit breaker.
Background
The circuit breaker is a switching device capable of closing, carrying and breaking current under normal circuit conditions, and can automatically cut off a circuit when faults such as serious overload, short circuit, undervoltage and the like occur. The external of the circuit breaker is often provided with a control assembly for controlling the closing of the circuit breaker so as to realize the switching operation of driving the closing and opening protection of the circuit breaker, how to realize the closing control of the circuit breaker and the storage of energy in the control assembly and provide the energy required by the opening and closing for the opening and closing protection of the circuit breaker, and the technical problem which needs to be solved by the closing control assembly of the circuit breaker is always solved urgently.
Disclosure of Invention
Weak point to prior art exists, the utility model aims to provide a motor drive combined floodgate spring energy storage system for on circuit breaker, through energy storage motor drive transmission pinion rotation, the transmission pinion drives the transmission gear wheel and rotates, and the transmission gear wheel combines with transmission shaft separation and reunion formula, and when transmission gear wheel and transmission shaft synchronous rotation, transmission shaft drive combined floodgate turning arm rotates with tensile combined floodgate spring, realizes through the tensile and energy storage of combined floodgate spring.
The purpose of the utility model is realized through the following technical scheme:
the utility model provides a motor drive combined floodgate spring energy storage system for on circuit breaker, includes the installation panel, installation panel lower part is fixed with energy storage motor, installation panel upper portion is fixed with combined floodgate spring support column, the installation panel lower part is rotated and is installed the input shaft, energy storage motor's power output shaft passes through reducing gear box power connection with the input shaft, the installation panel mid-mounting is rotated and is installed the transmission shaft, be fixed with the transmission pinion on the input shaft, be equipped with the transmission gear wheel with transmission pinion intermeshing on the transmission shaft, the transmission shaft end fixing has the combined floodgate turning arm, be connected with combined floodgate spring between combined floodgate spring support column tip and the combined floodgate turning arm tip, combined floodgate spring one end is articulated with combined floodgate turning arm tip, the combined floodgate spring other end passes through.
In order to realize better the utility model discloses, the installation panel is gone up to rotate and is installed the pendulum rod pivot, outside cooperation is equipped with the torsional spring in the pendulum rod pivot, pendulum rod pivot end fixing has V type pendulum rod, V type pendulum rod holds board and limiting plate by the top and constitutes, the board constitutes the V-arrangement shape with the limiting plate is held on the top, be fixed with the spacing axle in lower part on the installation panel, the control lever is installed in the last rotation of installation panel, the limiting plate centre gripping is located between spacing axle in lower part and the control lever, the outside groove of leaving a mouthful that has and the limiting plate is corresponding of opening of control lever.
Preferably, a transmission cam and a ratchet wheel are fixedly installed on the transmission shaft, the transmission gear wheel is rotatably installed on the transmission shaft, the transmission gear wheel is located between the transmission cam and the ratchet wheel, a pawl is rotatably installed on the transmission cam, a pawl groove matched and locked with the pawl is formed in the ratchet wheel, and a pawl torsion spring is further fixed on the transmission gear wheel; the transmission cam is rotatably provided with a transmission cam roller, and the end part of the jacking plate corresponds to the transmission cam roller.
Preferably, the closing spring support column comprises a support cylinder and a support rod rotatably mounted in the support cylinder, and the end of the closing spring is connected with the end of the support rod of the closing spring support column through a screw.
Preferably, the mounting panel is provided with a motor switch electrically connected with the energy storage motor.
Compared with the prior art, the utility model, have following advantage and beneficial effect:
the utility model discloses an energy storage motor drive transmission pinion rotates, and the transmission pinion drives the transmission gear wheel and rotates, and the transmission gear wheel combines with transmission shaft separation and reunion formula, and when transmission gear wheel and transmission shaft synchronous rotation, transmission shaft drive combined floodgate turning arm rotates with tensile combined floodgate spring, realizes through the tensile and energy storage of combined floodgate spring.
Drawings
Fig. 1 is a schematic perspective view of the present invention at a first viewing angle;
fig. 2 is a schematic perspective view of the present invention at a second viewing angle;
FIG. 3 is a schematic structural view of the control rod and the V-shaped swing rod of the present invention;
fig. 4 is a schematic structural view of an assembly part on the transmission shaft of the present invention;
FIG. 5 is a schematic view of the structure of FIG. 4 from another perspective;
FIG. 6 is a schematic view of the notch groove arrangement of the control lever.
Wherein, the names corresponding to the reference numbers in the drawings are:
1-installation panel, 2-energy storage motor, 21-motor switch, 3-input shaft, 31-transmission pinion, 4-transmission shaft, 41-transmission big gear, 42-ratchet, 43-pawl, 44-pawl torsion spring, 5-transmission cam, 51-transmission cam roller, 6-closing crank arm, 7-closing spring, 8-closing spring support column, 9-swing rod rotating shaft, 10-V-shaped swing rod, 101-top holding plate, 102-limiting plate, 11-lower limiting shaft, 12-control rod and 121-notch groove.
Detailed Description
The present invention will be described in further detail with reference to examples.
As shown in fig. 1 to 6, a motor-driven closing spring energy storage system for a circuit breaker includes an installation panel 1, an energy storage motor 2 is fixed at a lower portion of the installation panel 1, and a motor switch 21 electrically connected to the energy storage motor 2 is disposed on the installation panel 1. The upper portion of the installation panel 1 is fixed with a closing spring support column 8, the lower portion of the installation panel 1 is rotatably provided with an input shaft 3, a power output shaft of the energy storage motor 2 is in power connection with the input shaft 3 through a reduction gearbox, the middle portion of the installation panel 1 is rotatably provided with a transmission shaft 4, the input shaft 3 is fixed with a transmission pinion 31, and the transmission shaft 4 is provided with a transmission gear wheel 41 which is meshed with the transmission pinion 31.
As shown in fig. 2, a closing connecting lever 6 is fixed at an end of the transmission shaft 4, a closing spring 7 is connected between an end of a closing spring support post 8 and an end of the closing connecting lever 6, one end of the closing spring 7 is hinged to the end of the closing connecting lever 6, and the other end of the closing spring 7 is connected to the end of the closing spring support post 8 through a screw. The utility model discloses preferred combined floodgate spring support post 8 is including supporting a section of thick bamboo and rotating the bracing piece of installing in supporting a section of thick bamboo, and 7 tip of combined floodgate spring pass through the screw rod with combined floodgate spring support post 8's bracing piece tip and be connected.
As shown in fig. 3, the installation panel 1 is rotatably provided with a swing rod rotating shaft 9, the swing rod rotating shaft 9 is externally provided with a torsion spring in a matching manner, the end portion of the swing rod rotating shaft 9 is fixedly provided with a V-shaped swing rod 10, the V-shaped swing rod 10 is composed of a supporting plate 101 and a limiting plate 102, the supporting plate 101 and the limiting plate 102 form a V-shaped shape, the installation panel 1 is fixedly provided with a lower limiting shaft 11, the installation panel 1 is rotatably provided with a control rod 12, the limiting plate 102 is clamped between the lower limiting shaft 11 and the control rod 12, and the control rod 12 is externally provided with a notch 121 corresponding to the limiting plate 102.
As shown in fig. 4 and 5, a driving cam 5 and a ratchet wheel 42 are fixedly mounted on the driving shaft 4, a driving gearwheel 41 is rotatably mounted on the driving shaft 4, the driving gearwheel 41 is positioned between the driving cam 5 and the ratchet wheel 42, a pawl 43 is rotatably mounted on the driving cam 5, a pawl slot matched and locked with the pawl 43 is formed on the ratchet wheel 42, and a pawl torsion spring 44 is further fixed on the driving gearwheel 41. The transmission cam 5 is rotatably provided with a transmission cam roller 51, and the end part of the jacking plate 101 corresponds to the transmission cam roller 51.
The energy storage motor 2 drives the input shaft 3 to rotate through the reduction box, the input shaft 3 drives the transmission pinion 31 to rotate, the transmission pinion 31 drives the transmission big gear 41 to rotate, as shown in fig. 4, in the period of the front section of the rotation of the transmission big gear 41, the ratchet wheel 42 and the transmission cam 5 on the input shaft 3 do not rotate, only the transmission big gear 41 idles on the transmission shaft 4 (the transmission shaft 4 does not rotate), when the transmission big gear 41 rotates a part, until the pawl 43 on the transmission big gear 41 rotates to the vicinity of the pawl groove of the ratchet wheel 42 and is matched with the pawl groove of the ratchet wheel 42 to complete synchronous locking, so that the ratchet wheel 42, the transmission cam 5 and the transmission big gear 41 on the transmission shaft 4 synchronously rotate, the transmission big gear 41 can drive the transmission shaft 4 to rotate, the transmission shaft 4 drives the closing crank arm 6 to swing and, the driving cam roller 51 on the driving cam 5 will be tightly supported by the supporting plate 101 of the V-shaped swing rod 10 to keep the closing spring 7 in a stretching state (at the same time, the present invention further has an opening and closing shaft arm, when the closing spring 7 is stretched to the maximum value, the opening and closing shaft arm just provides a blocking force to drive the pawl 43 to disengage from the pawl groove of the ratchet wheel 42, at this time, the driving gearwheel 41 will idle on the driving shaft 4 to prevent the driving cam roller 51 of the driving cam 5 from forcibly knocking the supporting plate 101), because the limiting plate 102 of the V-shaped swing rod 10 is clamped by the lower limiting shaft 11 and the control rod 12, the limiting plate 102 of the V-shaped swing rod 10 will not rotate, the upper and lower limiting of the lower limiting shaft 11 and the control rod 12 keep the closing spring 7 in a stretching state, when the elasticity of the closing spring 7 needs to be released, the control rod 12 is rotated by manual control or electric drive, the control rod 12 rotates a small part counterclockwise according to fig. 6, the notch 121 of the control rod 12 just lets the limiting plate 102 of the V-shaped swing rod 10 open, at this time, the upper part of the limiting plate 102 is not constrained by the control rod 12, the elastic force of the closing spring 7 can overcome the propping force of the propping plate 101, the closing spring 7 releases the elastic force and contracts, and thus the closing spring 7 can be released quickly. The swing rod rotating shaft 9 drives the V-shaped swing rod 10 to recover movement under the action of the torsion spring, the limiting plate 102 of the V-shaped swing rod 10 clockwise steps through the notch groove 121 as shown in fig. 6 and is clamped by the lower limiting shaft 11 and the control rod 12 again, as shown in the design shape of the notch groove 121 shown in fig. 6, the limiting plate 102 easily steps through the notch groove 121 clockwise from the upper part of the notch groove 121, but the limiting plate 102 does not easily step through the notch groove 121 counterclockwise from the lower part of the notch groove 121.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. The utility model provides a motor drive closing spring energy storage system for on circuit breaker which characterized in that: the energy storage type automatic closing device comprises an installation panel (1), an energy storage motor (2) is fixed to the lower portion of the installation panel (1), a closing spring supporting column (8) is fixed to the upper portion of the installation panel (1), an input shaft (3) is installed on the lower portion of the installation panel (1) in a rotating mode, a power output shaft of the energy storage motor (2) is in power connection with the input shaft (3) through a reduction gearbox, a transmission shaft (4) is installed in the middle of the installation panel (1) in a rotating mode, a transmission pinion (31) is fixed on the input shaft (3), a transmission gear wheel (41) meshed with the transmission pinion (31) is arranged on the transmission shaft (4), a closing connecting arm (6) is fixed to the end portion of the transmission shaft (4), a closing spring (7) is connected between the end portion of the closing spring supporting column (8) and the end portion of the closing connecting arm (6, the other end of the closing spring (7) is connected with the end part of a closing spring support column (8) through a screw rod.
2. The motor-driven closing spring energy storage system for a circuit breaker of claim 1, wherein: rotate on installation panel (1) and install pendulum rod pivot (9), the external fit is equipped with the torsional spring on pendulum rod pivot (9), pendulum rod pivot (9) end fixing has V type pendulum rod (10), V type pendulum rod (10) are held board (101) and limiting plate (102) by the top and are constituteed, board (101) and limiting plate (102) constitution V-arrangement form are held on the top, be fixed with lower part spacing axle (11) on installation panel (1), it installs control lever (12) to rotate on installation panel (1), limiting plate (102) centre gripping is located between lower part spacing axle (11) and control lever (12), control lever (12) outside is opened there is groove (121) that takes off corresponding with limiting plate (102).
3. The motor-driven closing spring energy storage system for a circuit breaker of claim 2, wherein: a transmission cam (5) and a ratchet wheel (42) are fixedly installed on the transmission shaft (4), the transmission large gear (41) is rotatably installed on the transmission shaft (4), the transmission large gear (41) is located between the transmission cam (5) and the ratchet wheel (42), a pawl (43) is rotatably installed on the transmission cam (5), a pawl groove matched and locked with the pawl (43) is formed in the ratchet wheel (42), and a pawl torsion spring (44) is further fixed on the transmission large gear (41); the transmission cam (5) is rotatably provided with a transmission cam roller (51), and the end part of the jacking plate (101) corresponds to the transmission cam roller (51).
4. The motor-driven closing spring energy storage system for a circuit breaker of claim 1, wherein: the closing spring supporting column (8) comprises a supporting cylinder and a supporting rod which is rotatably installed in the supporting cylinder, and the end part of the closing spring (7) is connected with the end part of the supporting rod of the closing spring supporting column (8) through a screw rod.
5. The motor-driven closing spring energy storage system for a circuit breaker of claim 1, wherein: and the mounting panel (1) is provided with a motor switch (21) electrically connected with the energy storage motor (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922110998.1U CN211062672U (en) | 2019-11-30 | 2019-11-30 | Motor-driven closing spring energy storage system for circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922110998.1U CN211062672U (en) | 2019-11-30 | 2019-11-30 | Motor-driven closing spring energy storage system for circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211062672U true CN211062672U (en) | 2020-07-21 |
Family
ID=71597218
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922110998.1U Active CN211062672U (en) | 2019-11-30 | 2019-11-30 | Motor-driven closing spring energy storage system for circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211062672U (en) |
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2019
- 2019-11-30 CN CN201922110998.1U patent/CN211062672U/en active Active
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