CN212182215U - Rotary driving type vacuum circuit breaker - Google Patents
Rotary driving type vacuum circuit breaker Download PDFInfo
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- CN212182215U CN212182215U CN202020891240.6U CN202020891240U CN212182215U CN 212182215 U CN212182215 U CN 212182215U CN 202020891240 U CN202020891240 U CN 202020891240U CN 212182215 U CN212182215 U CN 212182215U
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- vacuum circuit
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Abstract
The utility model provides a rotary driving type vacuum circuit breaker, which comprises a porcelain shell, a vacuum arc extinguish chamber, a conductive rod, a contact, a connecting rod, a fixed sleeve, a sliding sleeve, a handle, a rotating rod, a tooth space, a transmission gear and gear teeth, wherein the porcelain shell is internally provided with the vacuum arc extinguish chamber, the vacuum arc extinguish chamber is internally provided with the conductive rod, the connecting rod is arranged at the lower side of the conductive rod, the contact is arranged at the joint of the connecting rod and the conductive rod, the fixed sleeve is fixed at the joint of the connecting rod and the vacuum arc extinguish chamber, the sliding sleeve is arranged at the lower side of the annular side surface of the connecting rod, the tooth space is arranged at the lower side of the annular side surface of the connecting rod, the transmission gear is arranged in the tooth space, the rotating rod is arranged at, the rotary driving is convenient, the control effect is good, and the service life is long.
Description
Technical Field
The utility model relates to a rotary drive formula vacuum circuit breaker belongs to vacuum circuit breaker technical field.
Background
The vacuum circuit breaker is named because arc extinguishing media and insulating media of contact gaps after arc extinguishing are high vacuum; the arc extinguishing device has the advantages of small volume, light weight, suitability for frequent operation and no need of maintenance for arc extinguishing, and is relatively popularized in power distribution networks. The vacuum circuit breaker is an indoor power distribution device in a 3-10 kV and 50Hz three-phase alternating-current system, can be used for protecting and controlling electrical equipment in industrial and mining enterprises, power plants and transformer substations, is particularly suitable for use places requiring no oil, less maintenance and frequent operation, and can be arranged in a middle cabinet, a double-layer cabinet and a fixed cabinet to be used for controlling and protecting high-voltage electrical equipment.
Among the prior art, the mode that current vacuum circuit breaker's vacuum switch pipe usually adopted insulating pull rod to connect carries out the switching-on and switching-off, and the switching-on and switching-off control effect is good inadequately, and vacuum switch pipe's life is lower, influences the result of use, and the problem that above-mentioned appearance was solved to rotary drive formula vacuum circuit breaker of now urgent need.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a rotary drive formula vacuum circuit breaker to solve the problem that proposes in the above-mentioned background art, the utility model discloses rational in infrastructure, the rotary drive of being convenient for, control effect is good, long service life.
In order to achieve the above purpose, the present invention is realized by the following technical solution: a rotary drive type vacuum circuit breaker comprises an upper wiring terminal, a shielding cover, a solid sealing pole column, a ceramic shell, a lower wiring terminal, a rotary drive mechanism, a vacuum arc extinguish chamber and a conducting rod, wherein the shielding cover is installed on the lower side of the upper wiring terminal, the ceramic shell is installed on the lower side of the shielding cover, the ceramic shell is sleeved on the annular side surface of the ceramic shell, the lower wiring terminal is installed on the lower side of the ceramic shell, the rotary drive mechanism is arranged on the right side of the annular side surface of the shielding cover, the vacuum arc extinguish chamber is installed in the ceramic shell, the conducting rod is installed in the vacuum arc extinguish chamber, the rotary drive mechanism comprises a contact, a connecting rod, a fixed sleeve, a sliding sleeve, a handle, a rotating rod, a tooth socket, a transmission gear and a gear tooth, the connecting rod is installed on the lower side of the conducting rod, sliding sleeve is installed to connecting rod annular side downside, the tooth's socket has been seted up on connecting rod annular side right side, the teeth of a cogwheel are installed to the inside downside of tooth's socket, tooth's socket internal assembly has drive gear, the dwang is installed on the drive gear right side, dwang right-hand member face is fixed with the handle.
Further, the gear teeth, the transmission gear, the rotating rod and the handle are all made of insulating materials.
Further, rotatory rivet is installed with lower binding post junction to the connecting rod, the swivelling chute has been seted up to the connecting rod inside, and the swivelling chute specification is the same with rotatory rivet specification.
Furthermore, the upper side of the annular side face of the connecting rod is provided with an external thread, the inner annular side face of the fixing sleeve is provided with an internal thread, and the specification of the internal thread is matched with that of the external thread.
Further, porcelain shell and shield cover internally mounted have a protection section of thick bamboo, a protection section of thick bamboo internal diameter is the same with the dwang diameter.
Further, the transmission shaft is installed with the dwang junction to drive gear, the transmission shaft is insulating material, the transmission shaft is connected with dwang and drive gear through hot melt's mode.
Furthermore, the tooth socket is set to be an oblique arc structure, and the radian inside the tooth socket is the same as the surface radian of the connecting rod.
Furthermore, the gear tooth specification is matched with the transmission gear specification, and the transmission gear is connected with the gear tooth in a meshing mode.
The utility model has the advantages that: the utility model discloses a rotary drive formula vacuum circuit breaker, because of the utility model discloses added contact, connecting rod, fixed sleeve, sliding sleeve, handle, dwang, tooth's socket, drive gear and the teeth of a cogwheel, this design can carry out convenient rotary drive to the vacuum switch pipe and open and shut the floodgate operation, has solved the not good enough problem of original vacuum circuit breaker control effect, has improved the utility model discloses a practicality.
Because the gear teeth, the transmission gear, the rotating rod and the handle are made of insulating materials, the design improves the operation safety through the insulating materials, because the connecting rod is provided with a rotary rivet at the connecting part with the lower wiring terminal, the inside of the connecting rod is provided with a rotary groove, and the specification of the rotary groove is the same as that of the rotary rivet, the design is convenient for leading the connecting rod to be rotatably connected with the lower wiring terminal through the rotary rivet, because the upper side of the annular side surface of the connecting rod is provided with an external thread, the annular side surface in the fixed sleeve is provided with an internal thread, and the specification of the internal thread is matched with that of the external thread, the design is convenient for realizing the vertical rotating movement of the connecting rod through the threaded connection, because the porcelain shell and the shielding cover are internally provided with a protective sleeve, the internal diameter of the protective sleeve is, the service life is long.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a schematic structural view of a rotary drive type vacuum circuit breaker according to the present invention;
fig. 2 is a front sectional view of a rotary driving mechanism in a rotary driving type vacuum circuit breaker according to the present invention;
fig. 3 is an enlarged view of a in a rotary drive type vacuum circuit breaker according to the present invention;
fig. 4 is a right side view of a rotary drive type vacuum circuit breaker according to the present invention;
in the figure: 1-upper wiring terminal, 2-shielding case, 3-solid-sealed polar pole, 4-ceramic shell, 5-lower wiring terminal, 6-rotary driving mechanism, 7-vacuum arc extinguish chamber, 8-conductive rod, 61-contact, 62-connecting rod, 63-fixing sleeve, 64-sliding sleeve, 65-handle, 66-rotating rod, 67-tooth space, 68-transmission gear, 69-gear tooth, 621-rotary rivet, 661-protective cylinder and 681-transmission shaft.
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. 1-4, the present invention provides a technical solution: the utility model provides a rotary drive formula vacuum circuit breaker, including last binding post 1, the shield cover 2, gu seal utmost point post 3, porcelain shell 4, lower binding post 5, rotary drive mechanism 6, vacuum interrupter 7 and conducting rod 8, it installs shield cover 2 to go up binding post 1 downside, porcelain shell 4 is installed to 2 downside of shield cover, 4 ring side covers of porcelain shell are equipped with gu and seal utmost point post 3, binding post 5 under 4 downside of porcelain shell are installed, 2 ring side right sides of shield cover are provided with rotary drive mechanism 6, 4 internally mounted of porcelain shell have vacuum interrupter 7, 7 internally mounted of vacuum interrupter have conducting rod 8.
The gear teeth 69, the transmission gear 68, the rotating rod 66 and the handle 65 are all made of insulating materials, the design improves the operation safety through the insulating materials, a rotating rivet 621 is arranged at the joint of the connecting rod 62 and the lower wiring terminal 5, a rotating groove is formed in the connecting rod 62, the specification of the rotating groove is the same as that of the rotating rivet 621, the design is convenient for the connecting rod 62 to be rotationally connected with the lower wiring terminal 5 by rotating the rivet 621, the upper side of the annular side surface of the connecting rod 62 is provided with an external thread, the inner annular side surface of the fixed sleeve 63 is provided with an internal thread, the specification of the internal thread is matched with the specification of the external thread, this design is convenient for realize the upper and lower swivelling movement of connecting rod 62 through threaded connection, and porcelain shell 4 and shield cover 2 internally mounted have a protection section of thick bamboo 661, and protection section of thick bamboo 661 internal diameter is the same with dwang 66 diameter, and this design is convenient for protect dwang 66 through a protection section of thick bamboo 661.
A transmission shaft 681 is installed at the joint of the transmission gear 68 and the rotating rod 66, the transmission shaft 681 is made of an insulating material, the transmission shaft 681 is connected with the rotating rod 66 and the transmission gear 68 in a hot melting mode, the transmission shaft 681 is convenient to drive the transmission gear 68 to rotate, the tooth socket 67 is of an inclined arc structure, the inner radian of the tooth socket 67 is identical to the surface radian of the connecting rod 62, the transmission gear 68 is convenient to drive the connecting rod 62 to move up and down, the specification of the gear teeth 69 is matched with that of the transmission gear 68, and the transmission gear 68 is connected with the gear teeth 69 in a meshing mode, so.
As an embodiment of the present invention: when the brake needs to be opened, a worker applies force to the handle 65, the handle 65 rotates anticlockwise, the rotating rod 66 is driven to rotate by rotating the handle 65, the rotating rod 66 transmits transmission force to the transmission gear 68 through the transmission shaft 681 to drive the transmission gear 68 to rotate anticlockwise, the transmission gear 68 is meshed with the gear teeth 69 and drives the connecting rod 62 to rotate through meshing transmission, the connecting rod 62 is connected with the fixed sleeve 63 through threads, the connecting rod 62 rotates to generate relative displacement with the fixed sleeve 63 through the threads, namely, the connecting rod moves downwards, so that the contact 61 is driven to move downwards to be separated from the conductive rod 8, the brake opening operation is realized, and the connecting rod 62 is rotatably connected with the lower wiring terminal 5 through the rotating rivet 621; when needs carry out the combined floodgate operation, clockwise turning handle 65 makes dwang 66 clockwise turning, drives drive gear 68 clockwise turning through dwang 66, and drive gear 68 is connected with teeth of a cogwheel 69 through the meshing mode, and then drives connecting rod 62 rebound through the meshing transmission, makes connecting rod 62 move up in the inside rotation of fixed sleeve 63 through threaded connection, makes contact 61 and the contact of conducting rod 8 contact, realizes closing a floodgate, has improved the utility model discloses a practicality.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above, it will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. The utility model provides a rotary drive formula vacuum circuit breaker, includes binding post, shield cover, seals utmost point post admittedly, porcelain shell, lower binding post, rotary driving mechanism, vacuum interrupter and conducting rod, its characterized in that: the lower side of the upper wiring terminal is provided with a shielding cover, the lower side of the shielding cover is provided with a porcelain shell, the annular side surface of the porcelain shell is sleeved with a solid-sealed polar pole, the lower side of the porcelain shell is provided with a lower wiring terminal, the right side of the annular side surface of the shielding cover is provided with a rotary driving mechanism, a vacuum arc extinguish chamber is arranged in the porcelain shell, and a conducting rod is arranged in the vacuum arc extinguish chamber;
rotary driving mechanism includes contact, connecting rod, fixed sleeve, sliding sleeve, handle, dwang, tooth's socket, drive gear and the teeth of a cogwheel, the connecting rod is installed to the conducting rod downside, the contact is installed with the conducting rod junction to the connecting rod, the connecting rod is fixed with fixed sleeve with the vacuum interrupter junction, sliding sleeve is installed to connecting rod annular side downside, the tooth's socket has been seted up on connecting rod annular side right side, the teeth of a cogwheel is installed to the inside downside of tooth's socket, tooth's socket internal assembly has drive gear, the dwang is installed on the drive gear right side, dwang right-hand member face.
2. A rotary drive vacuum circuit breaker according to claim 1, characterized in that: the gear teeth, the transmission gear, the rotating rod and the handle are all made of insulating materials.
3. A rotary drive vacuum circuit breaker according to claim 1, characterized in that: rotatory rivet is installed with lower binding post junction to the connecting rod, the swivelling chute has been seted up to the connecting rod inside, and the swivelling chute specification is the same with rotatory rivet specification.
4. A rotary drive vacuum circuit breaker according to claim 1, characterized in that: the connecting rod annular side upside has seted up the external screw thread, the internal thread has been seted up to the annular side in the fixed sleeve, and internal thread specification and external screw thread specification phase-match.
5. A rotary drive vacuum circuit breaker according to claim 1, characterized in that: porcelain shell and shield cover internally mounted have a protection section of thick bamboo, a protection section of thick bamboo internal diameter is the same with the dwang diameter.
6. A rotary drive vacuum circuit breaker according to claim 1, characterized in that: the transmission shaft is installed with the dwang junction to drive gear, the transmission shaft is insulating material, the transmission shaft is connected with dwang and drive gear through hot melt's mode.
7. A rotary drive vacuum circuit breaker according to claim 1, characterized in that: the tooth socket is of an oblique arc structure, and the radian inside the tooth socket is the same as that of the surface of the connecting rod.
8. A rotary drive vacuum circuit breaker according to claim 1, characterized in that: the gear tooth specification is matched with the transmission gear specification, and the transmission gear is connected with the gear tooth in a meshing mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020891240.6U CN212182215U (en) | 2020-05-25 | 2020-05-25 | Rotary driving type vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020891240.6U CN212182215U (en) | 2020-05-25 | 2020-05-25 | Rotary driving type vacuum circuit breaker |
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| Publication Number | Publication Date |
|---|---|
| CN212182215U true CN212182215U (en) | 2020-12-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020891240.6U Active CN212182215U (en) | 2020-05-25 | 2020-05-25 | Rotary driving type vacuum circuit breaker |
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| CN (1) | CN212182215U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114429882A (en) * | 2022-04-06 | 2022-05-03 | 宁波天安智能电网科技股份有限公司 | Double-acting switch device |
-
2020
- 2020-05-25 CN CN202020891240.6U patent/CN212182215U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114429882A (en) * | 2022-04-06 | 2022-05-03 | 宁波天安智能电网科技股份有限公司 | Double-acting switch device |
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