CN218123297U - Vacuum circuit breaker for high-voltage box - Google Patents
Vacuum circuit breaker for high-voltage box Download PDFInfo
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- CN218123297U CN218123297U CN202222557532.8U CN202222557532U CN218123297U CN 218123297 U CN218123297 U CN 218123297U CN 202222557532 U CN202222557532 U CN 202222557532U CN 218123297 U CN218123297 U CN 218123297U
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- vacuum circuit
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Abstract
The utility model discloses a vacuum circuit breaker for high-voltage box, which comprises a housin, installation inserted block one side fixedly connected with installation shell, and alternate on the installation inserted block and install first locking knob, the louvre has been seted up to installation shell lower extreme, and its louvre inner wall edge fixedly connected with pivot that resets, and the pivot one side fixedly connected with that resets seals the piece, shells inner wall installs the heat dissipation fan. This vacuum circuit breaker for high-voltage box can be through fixed catching groove, fixed catch block, the installation inserted block, installation slot and first locking knob are the dismouting that closes of inserting of rapid and stable with casing and installation shell, conveniently change the maintenance and use, and the device can close the protection through the protection casing cover, and can be effectively insulating, avoid damaging, and the heat dissipation fan can form the suction-blowing wind channel, carry out the quick suction heat dissipation, and the installation shell can carry out the switching through the closing block, avoid external pollution, and can stabilize the heat dissipation simultaneously, the effect is better.
Description
Technical Field
The utility model relates to a vacuum circuit breaker technical field specifically is a vacuum circuit breaker for high-voltage box.
Background
The renaissance number CR400 motor train unit depends on externally transmitted electric energy, then is transmitted to a contact network through a transformer substation in a transformation mode, a pantograph of the motor train is in contact with the contact network, so that electric power is led into a high-voltage box on the top of the motor train, then is transmitted to a main transformer, and is rectified and transmitted to a traction motor to pull the motor train unit to run. The high-voltage box is very critical equipment, and complex and precise components such as a lightning arrester, a voltage transformer, a current transformer, a main circuit breaker, an earthing switch, an isolating switch and the like are arranged inside the high-voltage box.
Vacuum circuit breaker among the prior art, because after continuous operation, the inside a large amount of heats that gathers of vacuum circuit breaker, current vacuum circuit breaker radiating effect is not obvious nevertheless to high temperature easily causes softening and damage to vacuum circuit breaker inner line and part, thereby reduces vacuum circuit breaker's normal life, increases the maintenance number of times of maintainer to vacuum circuit breaker, and inconvenient quick stable dismouting that carries on, thereby need a vacuum circuit breaker for the high-pressure tank to solve foretell problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a vacuum circuit breaker for high-voltage box to solve the current vacuum circuit breaker in the technique that mentions among the above-mentioned background art, because after continuous operation, the inside a large amount of heats that gathers of vacuum circuit breaker, current vacuum circuit breaker radiating effect is not obvious however, thereby high temperature easily causes softening and damage to vacuum circuit breaker inner line and part, thereby reduce vacuum circuit breaker's normal life, increase maintenance personnel to vacuum circuit breaker's maintenance number of times, and the inconvenient problem of carrying out the rapid stabilization dismouting.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a vacuum circuit breaker for high-voltage box, includes the casing, install the circuit breaker shell on the casing, and circuit breaker shell inner wall installs the copper wiring row, concatenation slot has been seted up at casing upper end edge, and concatenation slot inner wall inserts and closes and install the protection casing, the second locking knob is installed at the protection casing edge, and fixedly connected with spacer block on the second locking knob, the installation slot has been seted up to the casing both sides, and installs slot inner wall fixedly connected with fixed knot piece, installation slot inner wall inserts and closes and install the installation inserted block, and has seted up the fixed buckle groove on the installation inserted block, installation inserted block one side fixedly connected with installation shell, and the installation inserted block goes up to alternate and installs first locking knob, the louvre has been seted up to installation shell lower extreme, and its louvre inner wall edge fixedly connected with pivot that resets, and pivot one side fixedly connected with enclosed block resets, shells inner wall installs the heat dissipation fan.
Preferably, the casing is through concatenation slot and protection casing and insert the installation of closing, and the protection casing is locking fixed connection through second locking knob and casing, the spacer block is insulating material, and the spacer block is symmetric position in the protection casing and distributes.
Preferably, the casing is inserted and closed concatenation installation through the installation inserted block in the installation slot and fixed knot piece and installation shell in fixed knot inslot, the installation inserted block is locking fixed connection through first locking knob in with the installation slot.
Preferably, the cylinder is installed to copper connection row lower extreme, and cylinder lower extreme and casing fixed connection, the copper connection row is connected through cylinder and casing lift.
Preferably, the heat dissipation fans are distributed on the shell in vertical symmetrical positions, and the heat dissipation fans are connected on the shell in a blowing and sucking communicating manner.
Preferably, the position of the heat dissipation hole is matched with that of the heat dissipation fan, and the heat dissipation hole is connected with the sealing block in a reset overturning manner through a reset rotating shaft.
Compared with the prior art, the beneficial effects of the utility model are that: this vacuum circuit breaker for high-voltage box can pass through fixed catching groove, fixed catching block, the installation inserted block, installation slot and first locking knob are the dismouting that closes of inserting of rapid and stable with casing and installation shell, conveniently change the maintenance and use, and the device can close the protection through the protection casing cover, and can be effectively insulating, avoid damaging, and the heat dissipation fan can form the suction-blowing wind channel, carry out the quick suction heat dissipation, and the installation shell can carry out the switching through the closed block, avoid external pollution, and can stabilize the heat dissipation simultaneously, the effect is better.
Drawings
Fig. 1 is a front view of a vacuum circuit breaker for a high voltage tank of the present invention;
fig. 2 is a sectional view of the vacuum circuit breaker for a high voltage tank of the present invention;
fig. 3 is an enlarged view of a portion a of fig. 2 of the vacuum circuit breaker for the high voltage tank of the present invention;
fig. 4 is an enlarged view of the vacuum circuit breaker for a high voltage tank of the present invention at B in fig. 2;
fig. 5 is the enlarged view of C in fig. 2 of a vacuum circuit breaker for a high voltage tank of the present invention.
In the figure: 1. the circuit breaker comprises a shell, 2, a circuit breaker shell, 3, a copper wiring bar, 4, an installation shell, 5, a protective cover, 6, a spacer block, 7, a heat dissipation fan, 8, an air cylinder, 9, a heat dissipation hole, 10, a first locking knob, 11, a fixing buckle groove, 12, a fixing buckle block, 13, an installation insertion block, 14, an installation insertion groove, 15, a reset rotating shaft, 16, a sealing block, 17, a second locking knob, 18 and a splicing insertion groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a vacuum circuit breaker for a high-voltage box comprises a shell 1, a breaker shell 2, a copper wiring bar 3, an installation shell 4, a protective cover 5, a spacer block 6, a heat dissipation fan 7, a cylinder 8, a heat dissipation hole 9, a first locking knob 10, a fixing buckle slot 11, a fixing buckle block 12, an installation insertion block 13, an installation insertion slot 14, a reset rotating shaft 15, a sealing block 16, a second locking knob 17 and a splicing insertion slot 18, wherein the breaker shell 2 is installed on the shell 1, the copper wiring bar 3 is installed on the inner wall of the breaker shell 2, the shell 1 is inserted into the protective cover 5 through the splicing insertion slot 18, the protective cover 5 is fixedly connected with the shell 1 in a locking manner through the second locking knob 17, the spacer block 6 is made of an insulating material, and the spacer block 6 is symmetrically distributed on the protective cover 5, so that the protective cover 5 is convenient to be inserted into the shielding cover and installed, and can be insulated and protected through the spacer block 6, the shell 1 is inserted and spliced with the installation shell 4 in the installation slot 14 through the installation inserting block 13 and the fixed buckling block 12 in the fixed buckling slot 11, the installation inserting block 13 is fixedly connected with the installation slot 14 in a locking manner through the first locking knob 10, so that the shell 1 and the installation shell 4 are conveniently and quickly assembled and disassembled, and the maintenance and the replacement are convenient to use, the lower end of the copper wiring bar 3 is provided with the air cylinder 8, the lower end of the air cylinder 8 is fixedly connected with the shell 1, the copper wiring bar 3 is connected with the shell 1 in a lifting manner through the air cylinder 8, so that the compressed air of the copper wiring bar 3 pushes the air cylinder to eject, an input and output copper main contact is closed, and therefore an electric energy motor car obtained by a pantograph from a contact network is transmitted to an internal main transformer, the edge of the upper end of the shell 1 is provided with the splicing slot 18, the inner wall of the splicing slot 18 is inserted and spliced with the protection cover 5, the edge of the protection cover 5 is provided with the second locking knob 17, and fixedly connected with spacer block 6 on the second locking knob 17, installation slot 14 has been seted up to casing 1 both sides, and installation slot 14 inner wall fixedly connected with fixed knot piece 12, installation inserted block 13 is installed in the insertion of installation slot 14 inner wall, and seted up fixed knot groove 11 on the installation inserted block 13, installation inserted block 13 one side fixedly connected with installation shell 4, and install first locking knob 10 on the installation inserted block 13 in the interlude, installation shell 4 lower extreme has seted up louvre 9, its louvre 9 inner wall edge fixedly connected with pivot 15 that resets, and pivot 15 one side fixedly connected with enclosed mass 16 that resets, the position of louvre 9 and the position phase-match of heat dissipation fan 7, and louvre 9 is the upset connection that resets through enclosed mass 16 that resets, make louvre 9 can open the switching regulation through enclosed mass 16 like this, open during the heat dissipation, seal when not dispelling the heat, play the effect of sealed protection, heat dissipation fan 7 is installed to casing 1 inner wall, heat dissipation fan 7 is the vertical symmetric position distribution on casing 1, and heat dissipation fan 7 is the blowing and inhales the intercommunication connection on casing 1, make heat dissipation fan 7 form the blowing and inhales the wind channel structure like this, accelerate the heat dissipation effect.
The working principle is as follows: when the vacuum circuit breaker for the high-voltage box is used, firstly, the components are assembled, then, the protective cover 5 is inserted into the shell 1 through the splicing slot 18 and is locked and fixed through the second locking knob 17, then, the device is inserted into the installation shell 4 through the first locking knob 10, the fixing buckle slot 11, the fixing buckle block 12, the installation plug block 13 and the installation slot 14 and is electrically connected, when the vacuum circuit breaker is used, insulation protection can be carried out through the partition block 6 on the outer wall of the protective cover 5, then, the heat dissipation fan 7 is started, a blowing and suction air channel is formed, formed heat is led out quickly, extracted air can push the sealing block 16 open through the reset rotating shaft 15, the heat dissipation holes 9 are opened, effective heat dissipation is carried out, and after heat dissipation is finished, the vacuum circuit breaker for the high-voltage box can be reset and closed through the reset rotating shaft 15, dust entering is avoided, and the vacuum circuit breaker for the high-voltage box is used.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (6)
1. The utility model provides a vacuum circuit breaker for high-voltage box, includes casing (1), install circuit breaker shell (2) on casing (1), and circuit breaker shell (2) inner wall installs copper connection row (3), its characterized in that: casing (1) upper end edge has been seted up concatenation slot (18), and concatenation slot (18) inner wall is inserted and is closed and install protection casing (5), second locking knob (17) are installed at protection casing (5) edge, and fixedly connected with spacer block (6) on second locking knob (17), installation slot (14) have been seted up to casing (1) both sides, and install slot (14) inner wall fixedly connected with fixed knot piece (12), installation slot (14) inner wall is inserted and is closed and install installation inserted block (13), and has seted up fixed knot groove (11) on installation inserted block (13), installation inserted block (13) one side fixedly connected with installation shell (4), and the interlude installs first locking louvre (10) on installation inserted block (13), louvre (9) have been seted up to installation shell (4) lower extreme, and its (9) inner wall edge fixedly connected with pivot (15) that reset, and the fixedly connected with of pivot (15) one side seals piece (16) that resets, heat dissipation fan (7) are installed to casing (1) inner wall.
2. The vacuum circuit breaker for a high-voltage tank as claimed in claim 1, wherein: casing (1) is to insert through concatenation slot (18) and protection casing (5) and closes the installation, and protection casing (5) are locking fixed connection through second locking knob (17) and casing (1), spacer block (6) are insulating material, and spacer block (6) are the symmetric position and distribute in protection casing (5).
3. The vacuum circuit breaker for a high-voltage tank as claimed in claim 2, wherein: casing (1) is to insert with installation shell (4) through installation inserted block (13) in installation slot (14) and fixed knot piece (12) and inserts the concatenation installation of closing in fixed catching groove (11), installation inserted block (13) are locking fixed connection through first locking knob (10) in with installation slot (14).
4. A vacuum circuit breaker for a high voltage tank as claimed in claim 3, characterized in that: cylinder (8) are installed to copper connection row (3) lower extreme, and cylinder (8) lower extreme and casing (1) fixed connection, copper connection row (3) are lift connection through cylinder (8) and casing (1).
5. The vacuum circuit breaker for a high-voltage tank as claimed in claim 4, wherein: the heat dissipation fan (7) is distributed on the shell (1) in a vertical symmetrical position, and the heat dissipation fan (7) is connected on the shell (1) in a blowing and sucking communicating manner.
6. The vacuum circuit breaker for a high voltage tank as claimed in claim 5, wherein: the position of louvre (9) and the position phase-match of heat dissipation fan (7), and louvre (9) are through restoring to the throne pivot (15) and seal piece (16) and be the upset connection that resets.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222557532.8U CN218123297U (en) | 2022-09-27 | 2022-09-27 | Vacuum circuit breaker for high-voltage box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222557532.8U CN218123297U (en) | 2022-09-27 | 2022-09-27 | Vacuum circuit breaker for high-voltage box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218123297U true CN218123297U (en) | 2022-12-23 |
Family
ID=84496930
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222557532.8U Active CN218123297U (en) | 2022-09-27 | 2022-09-27 | Vacuum circuit breaker for high-voltage box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218123297U (en) |
-
2022
- 2022-09-27 CN CN202222557532.8U patent/CN218123297U/en active Active
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