CN214203557U - Interlocking device of vacuum switch - Google Patents
Interlocking device of vacuum switch Download PDFInfo
- Publication number
- CN214203557U CN214203557U CN202120472465.2U CN202120472465U CN214203557U CN 214203557 U CN214203557 U CN 214203557U CN 202120472465 U CN202120472465 U CN 202120472465U CN 214203557 U CN214203557 U CN 214203557U
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- China
- Prior art keywords
- conducting rod
- rod
- vacuum switch
- porcelain shell
- corrugated pipe
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 229910052573 porcelain Inorganic materials 0.000 claims abstract description 23
- 230000003068 static effect Effects 0.000 claims abstract description 6
- 238000004880 explosion Methods 0.000 abstract description 9
- 150000002500 ions Chemical class 0.000 abstract description 9
- 238000010891 electric arc Methods 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Abstract
The utility model discloses an interlock of vacuum switch, including porcelain shell, adapter sleeve and connection fixture block, be provided with the uide bushing directly over the porcelain shell, and be provided with the movable conducting rod directly over the uide bushing, the positive lower extreme of porcelain shell is provided with the static guide arm, and the right side of static guide arm is provided with the earthing rod, the inside well side of porcelain shell is provided with interior explosion chamber, and the middle part of interior explosion chamber is provided with adjusts the pole, the middle part lower extreme of uide bushing is provided with interior conducting rod, and the lower extreme outside of interior conducting rod is provided with the bellows, the outside of bellows is provided with bellows shield cover, and the lower extreme outside of bellows is provided with the apron, the adapter sleeve sets up in the inboard middle part of adjusting the pole. The interlocking device of the vacuum switch is provided with the inner conducting rod, and the middle outer side of the inner conducting rod is arranged inside the inner arc extinguish chamber, so that the inner arc extinguish chamber can reduce the occurrence of the condition of fire caused by the escape of a few charged ions.
Description
Technical Field
The utility model relates to a vacuum switch equipment technical field specifically is a vacuum switch's interlock.
Background
The vacuum switch is a switch for detecting vacuum degree range, also called vacuum relay, and its function is that when the vacuum degree produced in actual work reaches the specified requirement, the automatic on-off control circuit can give out electric signal to instruct the vacuum adsorption mechanism to normally operate, and it belongs to the reliability and safety elements.
In the use of vacuum switches in the market, because charged ions in the vacuum switches are easy to escape, the vacuum switches are easy to cause fire, and the wear degree caused after the vacuum switches are used in a mechanical type, a semiconductor type or an air bridge type is large, therefore, an interlocking device of the vacuum switches is provided.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a vacuum switch's interlock to vacuum switch in use on the market that proposes in solving above-mentioned background art, thereby because its inside charged ion easy loss easily leads to the emergence of phenomenon of catching fire, and the great problem of the degree of wear that causes after the use of carrying out mechanical type, semiconductor formula or air bridge type.
In order to achieve the above object, the utility model provides a following technical scheme: an interlocking device of a vacuum switch comprises a porcelain shell, a connecting sleeve and a connecting clamping block, wherein a guide sleeve is arranged at the right upper end of the porcelain shell, and the right upper end of the guide sleeve is provided with a movable conducting rod, the right lower end of the porcelain shell is provided with a static conducting rod, and the right side of the static guide rod is provided with a grounding rod, the middle side in the porcelain shell is provided with an inner arc extinguish chamber, and the middle part of the inner arc extinguish chamber is provided with an adjusting rod, the lower end of the middle part of the guide sleeve is provided with an inner conducting rod, and the outer side of the lower end of the inner conducting rod is provided with a corrugated pipe, the outer side of the corrugated pipe is provided with a corrugated pipe shielding cover, and the outer side of the lower end of the corrugated pipe is provided with a cover plate, the connecting sleeve is arranged in the middle of the inner side of the adjusting rod, the left end and the right end of the middle part of the inner conducting rod are provided with clamping lugs, and the inside of the clamping lug is provided with a communicating hole, and the connecting clamping block is arranged on the inner side of the inner conducting rod.
Preferably, the porcelain shell is movably connected with the guide sleeve, and the outer wall of the upper end of the movable conducting rod is tightly attached to the inner wall of the guide sleeve.
Preferably, the inner arc extinguish chamber is in a hollow cylinder shape, and the inner arc extinguish chamber and the inner conduction rod are mutually attached.
Preferably, the corrugated pipe and the corrugated pipe shielding case are fixedly connected, and the thickness of the corrugated pipe shielding case is 3 CM.
Preferably, the cross section of the connecting clamping block is in a sawtooth shape, and the inner conducting rod and the connecting clamping block form a clamping structure through the clamping lug.
Preferably, the connecting sleeve is in threaded connection with the corrugated pipe shielding case, and the longest length of the connecting sleeve is 10 CM.
Preferably, the inner conducting rod is communicated with the clamping lugs through the communication holes, and the clamping lugs are symmetrically distributed along the vertical central axis of the inner conducting rod.
Compared with the prior art, the beneficial effects of the utility model are that: this vacuum switch's interlock is provided with interior explosion chamber, laminates each other between interior explosion chamber and the interior conduction pole, because the inside of explosion chamber including the middle part outside setting of this interior conduction pole, this interior explosion chamber can reduce the condition appearance that catches fire that few charged ion loss caused.
The corrugated pipe is fixedly connected with the corrugated pipe shielding cover, and the thickness of the corrugated pipe is 3CM, so that the internal electric ion loss can be reduced, and meanwhile, the corrugated pipe can seal the electric arc generated inside by enlarging the contact area with air, so that the explosion condition is reduced.
The inner conducting rod is communicated with the clamping lug through the communicating hole, and when the inner conducting rod is in vacuum short circuit, the communicating hole can be used for inflating to the short circuit position, so that the inner conducting rods are connected together again, and the purpose of multiple use is achieved.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the internal structure of the present invention;
FIG. 3 is a schematic view of a partial enlarged structure at A in FIG. 2 according to the present invention;
fig. 4 is the schematic diagram of the internal structure of the connecting sleeve of the present invention.
In the figure: 1. a porcelain shell; 2. a movable conductive rod; 3. an electrostatic guide rod; 4. a guide sleeve; 5. a ground rod; 6. an inner arc extinguish chamber; 7. a bellows; 8. a bellows shield; 9. adjusting a rod; 10. an inner conductive rod; 11. a cover plate; 12. connecting sleeves; 13. connecting a clamping block; 14. clamping the lug; 15. and a communicating hole.
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. 1-4, the present invention provides a technical solution: an interlocking device of a vacuum switch comprises a porcelain shell 1, a movable conducting rod 2, an electrostatic guide rod 3, a guide sleeve 4, a grounding rod 5, an inner arc extinguish chamber 6, a corrugated pipe 7, a corrugated pipe shield 8, an adjusting rod 9, an inner conducting rod 10, a cover plate 11, a connecting sleeve 12, a connecting clamping block 13, a clamping lug 14 and a communication hole 15, wherein the guide sleeve 4 is arranged right above the porcelain shell 1, the movable conducting rod 2 is arranged right above the guide sleeve 4, the electrostatic guide rod 3 is arranged right below the porcelain shell 1, the grounding rod 5 is arranged right above the electrostatic guide rod 3, the inner arc extinguish chamber 6 is arranged inside the porcelain shell 1, the adjusting rod 9 is arranged in the middle of the inner arc extinguish chamber 6, the inner conducting rod 10 is arranged at the lower end of the guide sleeve 4, the corrugated pipe 7 is arranged outside the lower end of the inner conducting rod 10, the corrugated pipe shield 8 is arranged outside the corrugated pipe 7, the cover plate 11 is arranged outside the lower end of the corrugated pipe 7, the connecting sleeve 12 is arranged in the middle of the inner side of the adjusting rod 9, the clamping lugs 14 are arranged at the left end and the right end of the middle of the inner conducting rod 10, the communicating holes 15 are formed in the clamping lugs 14, and the connecting clamping blocks 13 are arranged on the inner side of the inner conducting rod 10;
the porcelain shell 1 is movably connected with the guide sleeve 4, the outer wall of the upper end of the movable conducting rod 2 is tightly attached to the inner wall of the guide sleeve 4, the movable conducting rod 2 penetrates through the center of the guide sleeve 4, and the guide sleeve 4 is fixed in the groove in the upper end of the porcelain shell 1, so that the influence of the movement of an electric wire at the upper end on the stability of the device can be reduced when the device is used;
the inner arc extinguish chamber 6 is in a hollow cylinder shape, the inner arc extinguish chamber 6 and the inner conducting rod 10 are mutually attached, and the outer side of the middle part of the inner conducting rod 10 is arranged in the inner arc extinguish chamber 6, so that the inner arc extinguish chamber 6 can reduce the occurrence of the condition of fire caused by the escape of a few charged ions;
the corrugated pipe 7 is fixedly connected with the corrugated pipe shielding cover 8, the thickness of the corrugated pipe shielding cover 8 is 3CM, and the corrugated pipe 7 is 3CM, so that the escape of internal electric ions can be reduced, meanwhile, the contact area of the corrugated pipe 7 and air can be enlarged, and an electric arc generated in the corrugated pipe 7 can be sealed in the corrugated pipe, so that the explosion condition is reduced;
the cross section of the connecting fixture block 13 is in a sawtooth shape, and the inner conducting rod 10 forms a clamping structure with the connecting fixture block 13 through the clamping lug 14, and the cross section of the connecting fixture block 13 on the inner conducting rod 10 is in the sawtooth shape, so that the inner conducting rod 10 at the upper end and the lower end can be well clamped, and the purpose of electrifying is achieved;
the connecting sleeve 12 is in threaded connection with the corrugated pipe shielding case 8, the longest length of the connecting sleeve 12 is 10CM, and the connecting sleeve 12 can be extended and compressed, so that the connection of the inner conducting rod 10 caused by falling ash of the connecting clamping block 13 and the clamping lug 14 inside is reduced, and the consumption during power supply conduction is reduced;
the inner conducting rod 10 is communicated with the clamping lugs 14 through the communication hole 15, the clamping lugs 14 are symmetrically distributed along the vertical central axis of the inner conducting rod 10, and when the inner conducting rod 10 is in vacuum short circuit, the short circuit position can be inflated through the communication hole 15, so that the inner conducting rods 10 inside are connected together, and the purpose of multiple use is achieved.
The working principle is as follows: in the interlocking device of the vacuum switch, firstly, the movable conducting rod 2 passes through the center of the guide sleeve 4, the guide sleeve 4 is fixed in the groove at the upper end of the porcelain shell 1, the middle outer side of the inner conducting rod 10 is arranged in the inner arc-extinguishing chamber 6, the inner arc-extinguishing chamber 6 can reduce the occurrence of fire caused by the escape of a few charged ions, the thickness of the corrugated pipe 7 is 3CM, the internal ion escape can be reduced, meanwhile, the corrugated pipe 7 can seal the electric arc generated in the inner chamber by enlarging the contact area with the air, so that the explosion can be reduced, and the inner conducting rod 10 can be inflated to the short-circuit position through the communicating hole 15 when the vacuum short circuit is carried out, so that the inner conducting rod 10 in the inner chamber is connected together from a new position, and the aim of multiple use is achieved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a vacuum switch's interlock, includes porcelain shell (1), adapter sleeve (12) and connection fixture block (13), its characterized in that: the improved porcelain shell is characterized in that a guide sleeve (4) is arranged at the positive upper end of the porcelain shell (1), a movable conducting rod (2) is arranged at the positive upper end of the guide sleeve (4), a static guide rod (3) is arranged at the positive lower end of the porcelain shell (1), a grounding rod (5) is arranged on the right side of the static guide rod (3), an inner arc extinguish chamber (6) is arranged at the inner middle side of the porcelain shell (1), an adjusting rod (9) is arranged at the middle part of the inner arc extinguish chamber (6), an inner conducting rod (10) is arranged at the lower end of the middle part of the guide sleeve (4), a corrugated pipe (7) is arranged at the outer side of the lower end of the inner conducting rod (10), a corrugated pipe shielding cover (8) is arranged at the outer side of the corrugated pipe (7), a cover plate (11) is arranged at the outer side of the lower end of the corrugated pipe (7), a connecting sleeve (12) is arranged at the middle part of the adjusting rod (9), clamping lugs (14) are arranged at the left end and right end of the middle part of the inner conducting rod (10), and a communicating hole (15) is arranged in the clamping lug (14), and the connecting clamping block (13) is arranged on the inner side of the inner conducting rod (10).
2. An interlock device for a vacuum switch according to claim 1, wherein: the porcelain shell (1) is movably connected with the guide sleeve (4), and the outer wall of the upper end of the movable conducting rod (2) is tightly attached to the inner wall of the guide sleeve (4).
3. An interlock device for a vacuum switch according to claim 1, wherein: the inner arc extinguish chamber (6) is in a hollow cylinder shape, and the inner arc extinguish chamber (6) is attached to the inner conduction rod (10).
4. An interlock device for a vacuum switch according to claim 1, wherein: bellows (7) and bellows shield cover (8) are fixed connection between, and the thickness of bellows shield cover (8) is 3 CM.
5. An interlock device for a vacuum switch according to claim 1, wherein: the cross section of the connecting clamping block (13) is in a sawtooth shape, and the inner conducting rod (10) forms a clamping structure with the connecting clamping block (13) through the clamping lug (14).
6. An interlock device for a vacuum switch according to claim 1, wherein: the connecting sleeve (12) is in threaded connection with the corrugated pipe shielding cover (8), and the longest length of the connecting sleeve (12) is 10 CM.
7. An interlock device for a vacuum switch according to claim 1, wherein: the inner conducting rod (10) is communicated with the clamping lugs (14) through the communicating holes (15), and the clamping lugs (14) are symmetrically distributed along the vertical central axis of the inner conducting rod (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120472465.2U CN214203557U (en) | 2021-03-05 | 2021-03-05 | Interlocking device of vacuum switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120472465.2U CN214203557U (en) | 2021-03-05 | 2021-03-05 | Interlocking device of vacuum switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214203557U true CN214203557U (en) | 2021-09-14 |
Family
ID=77639710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120472465.2U Active CN214203557U (en) | 2021-03-05 | 2021-03-05 | Interlocking device of vacuum switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214203557U (en) |
-
2021
- 2021-03-05 CN CN202120472465.2U patent/CN214203557U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 311121 Room 101, 1 / F, No. 55, Taiyan Road, Fangxian street, Yuhang street, Yuhang District, Hangzhou, Zhejiang Province Patentee after: Hangzhou Huachuang High Tech Co.,Ltd. Address before: 311121 Building 1, 6-7 Shengyi Road, Yuhang street, Yuhang District, Hangzhou City, Zhejiang Province Patentee before: HANGZHOU HOUYU TECHNOLOGY Co.,Ltd. |