CN203134662U - High voltage switch cylinder and high voltage switch using cylinder - Google Patents
High voltage switch cylinder and high voltage switch using cylinder Download PDFInfo
- Publication number
- CN203134662U CN203134662U CN 201320038017 CN201320038017U CN203134662U CN 203134662 U CN203134662 U CN 203134662U CN 201320038017 CN201320038017 CN 201320038017 CN 201320038017 U CN201320038017 U CN 201320038017U CN 203134662 U CN203134662 U CN 203134662U
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- CN
- China
- Prior art keywords
- cylindrical shell
- ring flange
- voltage switch
- sealing
- switch gear
- Prior art date
- 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.)
- Expired - Lifetime
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Abstract
The utility model relates to the high voltage electrical equipment field and in particular relates to a high voltage switch cylinder and a high voltage switch using the cylinder. At least one end of the high voltage switch cylinder is provided with a sealing structure which is used for being in sealing matching with a matching end member, the sealing structure comprises a flange disc arranged at a corresponding end of the cylinder and a sealing ring arranged on a connection side of the flange disc, an outer edge of the connection side of the flange disc has a sealing portion which is in sealing matching with the matching end member, the flange disc is provided with a detection channel, the detection channel has a communication port on the connection side of the flange disc and a detection port communicated with the communication port, the communication port is on the connection side of the flange disc and is at a position between the sealing portion and a sealing ring slot, and the detection port is used for matching with corresponding leakage detection equipment and is sealed by an assembled screwed plug. The high voltage switch cylinder solves problems of time-consuming labor-consuming leakage detection and no guarantees of sealing performances existing in a high voltage switch cylinder in the prior art.
Description
Technical field
The utility model relates to the high voltage electric equipment field, especially a kind of high-voltage switch gear cylindrical shell and the high-voltage switch gear that uses this high-voltage switch gear cylindrical shell.
Background technology
The high-voltage switch gear cylindrical shell is one of parts very common in the high voltage switchgear, it often needs to connect with corresponding termination case (another high-voltage switch gear cylindrical shell or cover plate) by two ends in use, as docking with other two high-voltage switch gear cylindrical shells by two ends or docking with another high-voltage switch gear cylindrical shell by an end, the other end is by corresponding cover plate for sealing, but, no matter be with what parts to be connected in which way, the sealing property that all needs the cooperation place of strict guarantee high-voltage switch gear cylindrical shell and termination case, at present, being sealed and matched between high-voltage switch gear cylindrical shell and the termination case all realizes by sealing ring, specifically, the high-voltage switch gear cylindrical shell comprises cylindrical shell, at least one end of cylindrical shell is provided with for the hermetically-sealed construction that is sealed and matched with corresponding termination case, the sealing structure comprises the ring flange of the corresponding end of being located at cylindrical shell, one side of ring flange is for connecting side (for a side that cooperates with termination case), opposite side is dorsal part, connect side and be provided with seal groove, described sealing ring civilian dress fits in the sealing ring recess, when the high-voltage switch gear cylindrical shell is connected with corresponding termination case, sealing ring is fitted between the two and realizes sealing between the two, therefore if the design of sealing ring, improper use, then can directly cause the seal failure of the cooperation place of high-voltage switch gear cylindrical shell and termination case, at the use initial stage, if design, use appropriate, sealing ring is the sealing property that can well guarantee the cooperation place of high-voltage switch gear cylindrical shell and termination case, but after use after a while, be accompanied by the aging seal failure that can make too between high-voltage switch gear cylindrical shell and the termination case of sealing ring, and the sealing of the cooperation place of high-voltage switch gear cylindrical shell and termination case is in case inefficacy will very likely cause the generation of accident.Whether therefore detect sealing ring effectively is the necessary means of avoiding accident to take place.
In the prior art, detection to the sealing ring between high-voltage switch gear cylindrical shell and the termination case is undertaken by corresponding leak test plant, its concrete operation method is to detect a week along the cooperation place of high-voltage switch gear cylindrical shell and termination case, thereby guarantee the sealing property of each position of sealing ring, yet this leak detection mode not only wastes time and energy, and meeting cause the unreliability of testing result because of the influence of testing environment, for example, when carrying out testing in the moving environment of free air-flow is being arranged, testing result is inaccurate naturally.
In sum, there is the problem that leak detection is wasted time and energy and sealing property can't guarantee in use in present high-voltage switch gear cylindrical shell.
Summary of the invention
The purpose of this utility model is to provide a kind of high-voltage switch gear cylindrical shell, has the problem that leak detection is wasted time and energy and sealing property can't guarantee in use to solve present high-voltage switch gear cylindrical shell.
Simultaneously, the purpose of this utility model also is to provide the high-voltage switch gear that uses above-mentioned high-voltage switch gear cylindrical shell.
In order to address the above problem, high-voltage switch gear cylindrical shell of the present utility model is by the following technical solutions: the high-voltage switch gear cylindrical shell, at least one end of this high-voltage switch gear cylindrical shell is provided with for the hermetically-sealed construction that is sealed and matched with adaptive termination case, the sealing structure comprises the ring flange of being located at the cylindrical shell corresponding end and is located at sealing ring on the connection side of ring flange, the connection side outer rim place of ring flange has for the sealing that is sealed and matched with adaptive termination case, and be provided with sense channel in the ring flange, sense channel has the connected entrance that is positioned on the ring flange connection side and the detection mouth that is communicated with described connected entrance, connected entrance is the position between sealing and seal groove on the connection side of ring flange, detects mouth for sealing with corresponding leak test plant cooperation and the plug that is wherein assembled.
The connection side of ring flange is provided with away air drain, walks air drain and directly is communicated with around sealing ring and with the connected entrance of sense channel.
The described section of walking air drain is V-shaped.
Described sense channel is made of with the through hole that is connected side the dorsal part that runs through ring flange.
Described plug is that screw thread is assemblied in the bolt in the detection mouth of sense channel.
High-voltage switch gear of the present utility model is by the following technical solutions: high-voltage switch gear, comprise cylindrical shell, at least one end of cylindrical shell is connected with termination case by ring flange, cylindrical shell by being located at its ring flange the connection side and sealing ring and the termination case between the termination case be sealed and matched, the ring flange of cylindrical shell connects between side outer rim place and the corresponding termination case and is sealed and matched, and be provided with sense channel in the ring flange of cylindrical shell and/or the termination case, the ring flange that sense channel has at cylindrical shell connects the connected entrance of side and the detection mouth that communicates with described connected entrance, detect mouthful ring flange at cylindrical shell and connect the place, periphery that side is positioned at sealing ring, the ring flange that is positioned at cylindrical shell connects the be sealed and matched place, inboard at position of side outer rim and termination case, detects the plug that mouthful is used for cooperating with corresponding leak test plant and is wherein assembled and seals.
Only be provided with described sense channel in the ring flange of cylindrical shell, the ring flange that the connected entrance of sense channel is positioned at cylindrical shell connects on the side.
Described sense channel is made of with the through hole that is connected side the dorsal part that runs through ring flange.
The connection side of ring flange is provided with away air drain, walks air drain and directly is communicated with around sealing ring and with the connected entrance of sense channel.
The described section of walking air drain is V-shaped.
Because the connection side outer rim place of the ring flange of high-voltage switch gear cylindrical shell of the present utility model has for the sealing that is sealed and matched with adaptive termination case, and be provided with sense channel in the ring flange, sense channel has the connected entrance that is positioned on the ring flange connection side and the detection mouth that is communicated with described connected entrance, connected entrance is the position between sealing and seal groove on the connection side of ring flange, detect mouth for sealing with corresponding leak test plant cooperation and the plug that is wherein assembled, therefore, can cooperate the connected entrance with external environment and sense channel to cut off in use by the sealing of ring flange with termination case, when needs are hunted leak work, can cooperate with the detection mouth of sense channel by corresponding leak test plant and detect, sealing ring damage at an arbitrary position all from then on the position detect, in addition, owing to be that leak test plant detects one to one to detecting mouth, also significantly reduced the influence of surrounding environment to testing result, guaranteed the reliability of testing result, this shows that high-voltage switch gear cylindrical shell of the present utility model has solved the problem that leak detection is wasted time and energy and sealing property can't guarantee that present high-voltage switch gear cylindrical shell exists in use.
Further, walk the diffusion that air drain is more conducive to gas, can make the damage gas leakage of sealing ring be more prone to be detected thus; Make away air drain the V-shaped maximizing of section reduce influence to the high-voltage switch gear cylinder strength; Form sense channel and can reduce difficulty of processing by through hole is set at ring flange; The employing bolt can for convenience detach and replacing as plug.
Description of drawings
Fig. 1 is the structural representation (part) of a kind of embodiment of high-voltage switch gear cylindrical shell of the present utility model;
Fig. 2 is the structural representation (part) of a kind of embodiment of high-voltage switch gear of the present utility model.
Embodiment
A kind of embodiment of high-voltage switch gear cylindrical shell of the present utility model, hereinafter to be referred as cylindrical shell, as shown in Figure 1, one end of cylindrical shell 11 has for the hermetically-sealed construction that is sealed and matched with adaptive termination case, hermetically-sealed construction comprises the ring flange 12 of the corresponding end of being located at cylindrical shell 11, ring flange 12 to be used for termination case (can be another high-voltage switch gear cylindrical shell, also cover plate) side of butt joint is for connecting side, opposite side is dorsal part, it connects side and is provided with seal groove 101, during use, can be in sealing ring recess 101 the fitting tight circle, guarantee the sealing of the cooperation place between cylindrical shell and the corresponding termination case with this, thereby prevent that the gas in the cylindrical shell from leaking, in addition, the connection side outer rim place of ring flange 12 has sealing, sealing portion is used for being sealed and matched with corresponding termination case, in the present embodiment, offer dust seal ring recess 102 on the sealing of ring flange 12, dust-proof seal ring can be set in dust seal ring recess 102 during use to be sealed and matched with corresponding termination case, also be provided with sense channel 103 in the ring flange 12, sense channel 103 has the connected entrance that interpenetrates and detects mouth, in the present embodiment, this sense channel 103 is made of the through hole of the two sides of running through ring flange, the inner port of this through hole is between the sealing of ring flange 12 and seal groove 101 and form the connected entrance of sense channel 103, its other end constitutes the detection mouth of sense channel 103, detecting mouth is used for cooperating to carry out leak detection work with corresponding leak test plant, it is to be noted herein, the ring flange 12 of cylindrical shell is when cooperating with adaptive termination case, there is ventilative gap in use all and between the corresponding termination case in position between seal groove and the sealing, therefore when the connected entrance of sense channel 103 being located at the seal groove 101 of ring flange and the position between the sealing, if the sealing ring that is located in the seal groove 101 damages at an arbitrary position, then can detect by detecting mouth, diffusion for the ease of gas, also be provided with away air drain 104 on the connection side of ring flange 12, walk air drain 104 around the seal groove setting, in the present embodiment, the section configuration of walking air drain 104 is V-arrangement, the connected entrance of sense channel 103 just is arranged in air drain 104, when not hunting leak work, the detection mouth of sense channel 103 seals by plug, in this enforcement, plug adopts screw thread to be assemblied in the standard bolt 13 that detects in the mouth, also be pressed with plain cushion 14 and spring washer 15 between the dorsal surface of the bolt head of standard bolt 13 and ring flange 12, prevent that with this standard bolt 13 is in vibrations, automatically get loose under the environment such as impact.
In other embodiment of high-voltage switch gear cylindrical shell of the present utility model, the detection mouth of the sense channel described in above-described embodiment of high-voltage switch gear cylindrical shell can also be positioned on the outer peripheral face of ring flange; The described air drain of walking can also omit; Also can described hermetically-sealed construction all be set at the two ends of high-voltage switch gear cylindrical shell cylindrical shell.
A kind of embodiment of high-voltage switch gear of the present utility model, as shown in Figure 2, the termination case 202 that comprises cylindrical shell 201 and be connected this cylindrical shell one end, in the present embodiment, termination case 202 is that the another one cylindrical shell is (among other embodiment, termination case can also make cover plate), the structure of cylindrical shell 201 is identical with the structure of the embodiment of above-mentioned high-voltage switch gear cylindrical shell, cylindrical shell 201 is sealed and matched by sealing ring set in the seal groove on its ring flange 203 and termination case, simultaneously, the sealing of ring flange is sealed and matched with termination case by the dust-proof seal ring 204 that arranges in its dust seal ring recess.
In other embodiment of high-voltage switch gear of the present utility model, the hermetically-sealed construction in the cylindrical shell 201 and sense channel all can also be located on the termination case.
Claims (10)
1. high-voltage switch gear cylindrical shell, at least one end of this high-voltage switch gear cylindrical shell is provided with for the hermetically-sealed construction that is sealed and matched with adaptive termination case, the sealing structure comprises the ring flange of being located at the cylindrical shell corresponding end and is located at sealing ring on the connection side of ring flange, it is characterized in that, the connection side outer rim place of ring flange has for the sealing that is sealed and matched with adaptive termination case, and be provided with sense channel in the ring flange, sense channel has the connected entrance that is positioned on the ring flange connection side and the detection mouth that is communicated with described connected entrance, connected entrance is the position between sealing and seal groove on the connection side of ring flange, detects mouth for sealing with corresponding leak test plant cooperation and the plug that is wherein assembled.
2. high-voltage switch gear cylindrical shell according to claim 1 is characterized in that, the connection side of ring flange is provided with away air drain, walks air drain and directly is communicated with around sealing ring and with the connected entrance of sense channel.
3. high-voltage switch gear cylindrical shell according to claim 2 is characterized in that, the described section of walking air drain is V-shaped.
4. high-voltage switch gear cylindrical shell according to claim 1 is characterized in that, described sense channel is made of with the through hole that is connected side the dorsal part that runs through ring flange.
5. according to each described high-voltage switch gear cylindrical shell of claim 1-4, it is characterized in that described plug is that screw thread is assemblied in the bolt in the detection mouth of sense channel.
6. high-voltage switch gear, comprise cylindrical shell, at least one end of cylindrical shell is connected with termination case by ring flange, cylindrical shell by being located at its ring flange the connection side and sealing ring and the termination case between the termination case be sealed and matched, it is characterized in that, the ring flange of cylindrical shell connects between side outer rim place and the corresponding termination case and is sealed and matched, and be provided with sense channel in the ring flange of cylindrical shell and/or the termination case, the ring flange that sense channel has at cylindrical shell connects the connected entrance of side and the detection mouth that communicates with described connected entrance, detect mouthful ring flange at cylindrical shell and connect the place, periphery that side is positioned at sealing ring, the ring flange that is positioned at cylindrical shell connects the be sealed and matched place, inboard at position of side outer rim and termination case, detects the plug that mouthful is used for cooperating with corresponding leak test plant and is wherein assembled and seals.
7. high-voltage switch gear according to claim 6 is characterized in that, only is provided with described sense channel in the ring flange of cylindrical shell, and the ring flange that the connected entrance of sense channel is positioned at cylindrical shell connects on the side.
8. high-voltage switch gear according to claim 7 is characterized in that, described sense channel is made of with the through hole that is connected side the dorsal part that runs through ring flange.
9. high-voltage switch gear according to claim 6 is characterized in that, the connection side of ring flange is provided with away air drain, walks air drain and directly is communicated with around sealing ring and with the connected entrance of sense channel.
10. high-voltage switch gear according to claim 9 is characterized in that, the described section of walking air drain is V-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320038017 CN203134662U (en) | 2013-01-24 | 2013-01-24 | High voltage switch cylinder and high voltage switch using cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320038017 CN203134662U (en) | 2013-01-24 | 2013-01-24 | High voltage switch cylinder and high voltage switch using cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203134662U true CN203134662U (en) | 2013-08-14 |
Family
ID=48942613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320038017 Expired - Lifetime CN203134662U (en) | 2013-01-24 | 2013-01-24 | High voltage switch cylinder and high voltage switch using cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203134662U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103456553A (en) * | 2013-01-24 | 2013-12-18 | 河南平高电气股份有限公司 | High-voltage switch barrel and high-voltage switch using same |
-
2013
- 2013-01-24 CN CN 201320038017 patent/CN203134662U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103456553A (en) * | 2013-01-24 | 2013-12-18 | 河南平高电气股份有限公司 | High-voltage switch barrel and high-voltage switch using same |
| CN103456553B (en) * | 2013-01-24 | 2016-05-04 | 河南平高电气股份有限公司 | A kind of high-voltage switch gear cylindrical shell and use the high-voltage switch gear of this cylindrical shell |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130814 |
|
| CX01 | Expiry of patent term |