CN205789340U - A kind of high-tension switch cabinet and detachable shield type sleeve pipe thereof - Google Patents
A kind of high-tension switch cabinet and detachable shield type sleeve pipe thereof Download PDFInfo
- Publication number
- CN205789340U CN205789340U CN201620690956.3U CN201620690956U CN205789340U CN 205789340 U CN205789340 U CN 205789340U CN 201620690956 U CN201620690956 U CN 201620690956U CN 205789340 U CN205789340 U CN 205789340U
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- China
- Prior art keywords
- conductive
- conductive pole
- shielding cylinder
- sleeve
- sleeve pipe
- 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.)
- Withdrawn - After Issue
Links
- 238000009413 insulation Methods 0.000 claims abstract description 50
- 238000007789 sealing Methods 0.000 claims abstract description 22
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 13
- 229910052802 copper Inorganic materials 0.000 claims description 13
- 239000010949 copper Substances 0.000 claims description 13
- 238000005507 spraying Methods 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 7
- 229910052782 aluminium Inorganic materials 0.000 description 7
- 230000005611 electricity Effects 0.000 description 6
- 239000012212 insulator Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
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Abstract
This utility model provides a kind of high-tension switch cabinet and detachable shield type sleeve pipe thereof, detachable to realize between shield type sleeve pipe and conductive pole.Described detachable shield type sleeve pipe, including the shielding cylinder in insulation body and insulation tube body, the conductive sleeve for turning on shielding cylinder and conductive pole it is provided with in insulation tube body, described conductive sleeve includes the outer surface for being adjacent to shielding cylinder inwall and the hole passed for being adjacent to the inwall of conductive pole outer surface, shielding cylinder and conductive sleeve to be equipped with for conductive pole.Conductive pole can realize the isoelectric level in conductive pole and insulation tube body between shielding cylinder in being inserted directly into insulation tube body, achieve the detachable of conductive pole and sleeve pipe, need not additionally to increase other the structure such as shielded lead and can realize conducting, install simple and convenient, and conductive sleeve wall thickness is less, the size of conductive pole will not be produced impact.Conductive sleeve, shielding cylinder and conductive pole three achieve close-fitting contact, and conductive sleeve also plays the effect of sealing while conduction.
Description
Technical field
This utility model relates to field of electrical equipment, particularly relates to a kind of high-tension switch cabinet and detachable shielding jacket thereof
Pipe.
Background technology
Being generally equipped with the insulating parts such as sleeve pipe, contact box, insulator inside high-tension switch cabinet, each insulating part all constitutes high pressure
The indispensable part of switch cubicle, its middle sleeve plays insulation and realizes the internal major loop electric-conductor of high-tension switch gear and electricity
The effect connected between cable.Sleeve pipe in use, due to the outer surface of conductive pole that passes through add do not accomplish man-hour smooth,
Being easily formed air gap between conductive pole and insulation body, can cause the concentration of electric field, there is point discharge in conductive pole or small-gap suture is put
The phenomenon of electricity, longtime running can cause the aging of insulation body, eventually results in insulation body breakdown, there is potential risk.
Application publication number disclosed in 29 days October in 2014 is that the Chinese invention patent of CN 104124652 A discloses one
Planting the insulated sleeve of high-tension switch cabinet band shielding construction, described insulated sleeve includes shielded tube, sets in the wall of shielded tube
Putting external shielding layer, be lined with internal shield with external shield sleeve pipe relative to position at shielded tube inner surface, external shielding layer includes aluminum
Net, the surfaces externally and internally at aluminum net is equipped with semi-conductive shielding material coat;Described internal shield includes aluminum barrel, outside aluminum barrel
Surface is provided with semi-conductive shielding material coat;One end of shielded lead is connected with high-pressure conductive busbar, shielded lead
The other end is connected with described aluminum barrel.
Above-mentioned insulated sleeve is capable of the isoelectric level between conductive pole and shielding internal shield, it is to avoid point discharge
Phenomenon with small-gap suture electric discharge.But it is dependent on what shielded lead was attached between screen layer and conductive pole, needs leading
Increasing the extra attachment structure being connected with shielded lead on electricity post and internal shield, the aluminum barrel that internal shield is arranged is along screen
Covering extending radially inwardly of sleeve pipe, for being connected with shielded lead, the aluminum barrel extended internally supplies conductive pole in making insulated sleeve
The space passed reduces, and makes the conductive pole cross section through insulated sleeve reduce, and in order to ensure that conductive pole has enough through-flow energy
Power, can only increase the external diameter of insulated sleeve, and the size causing insulated sleeve is relatively big, installs inconvenience, also results in switch cabinet
Sleeve pipe installing hole on body increases, and adds the difficulty of sealing.And above-mentioned insulated sleeve does not seal structure and seals
Annular clearance between internal shield and conductive pole, it is impossible to the gas in switch cubicle is played the effect of sealing, insulated sleeve with
Between conductive pole non-dismountable, once sleeve pipe occur aging, can only be by the set that could more renew of in switch cubicle, old sleeve pipe being dismantled
Pipe, operation inconvenience.
Utility model content
The purpose of this utility model is to provide a kind of high-tension switch cabinet and detachable shield type sleeve pipe thereof, to realize screen
Cover between molded cannula and conductive pole detachable.
For achieving the above object, the technical scheme of this utility model detachable shield type sleeve pipe is: a kind of detachable
Shield type sleeve pipe, including the shielding cylinder in insulation body and insulation tube body, is provided with in insulation tube body for turning on shielding cylinder and leading
The conductive sleeve of electricity post, described conductive sleeve includes the outer surface for being adjacent to shielding cylinder inwall and for being adjacent to conductive pole outer surface
Inwall, shielding cylinder and conductive sleeve are equipped with the hole passed for conductive pole.
Detachable shield type sleeve pipe of the present utility model provides the benefit that: the conductive sleeve arranged in insulation tube body and screen
The inwall covering cylinder is adjacent to, and the inwall of conductive sleeve is adjacent to the outer surface of conductive pole, and during use, conductive pole is inserted directly into insulation body
In can realize in conductive pole and insulation tube body the isoelectric level between shielding cylinder, it is achieved that conductive pole and sleeve pipe detachable, no
Need extra other the structure such as shielded lead that increases can realize conducting, install simple and convenient, and conductive sleeve wall thickness is relatively
Little, the size of conductive pole will not be produced impact.Conductive sleeve achieves close-fitting contact with shielding cylinder and conductive pole three, leads
Electricity also plays the effect of sealing while being enclosed within conduction.
The technical scheme of high-tension switch cabinet of the present utility model is: a kind of high-tension switch cabinet, including cabinet, on described cabinet
Being provided with sleeve hub, be equipped with detachable shield type sleeve pipe in sleeve hub, detachable shield type sleeve pipe includes insulation tube
Shielding cylinder in body and insulation tube body, is provided with the conductive sleeve for turning on shielding cylinder and conductive pole, described conduction in insulation tube body
Set includes outer surface for being adjacent to shielding cylinder inwall and equal for being adjacent to the inwall of conductive pole outer surface, shielding cylinder and conductive sleeve
It is provided with the hole passed for conductive pole.
High-tension switch cabinet of the present utility model provides the benefit that: the conductive sleeve arranged in insulation tube body is interior with shielding cylinder
Wall is adjacent to, and the inwall of conductive sleeve is adjacent to the outer surface of conductive pole, and during use, conductive pole can be real in being inserted directly into insulation tube body
Isoelectric level between shielding cylinder in existing conductive pole and insulation tube body, it is achieved that conductive pole and sleeve pipe detachable, it is not necessary to extra
Increase other the structure such as shielded lead and can realize conducting, install simple and convenient, and conductive sleeve wall thickness is less, will not be right
The size of conductive pole produces impact.Conductive sleeve achieves close-fitting contact with shielding cylinder and conductive pole three, and conductive sleeve is being led
The effect of sealing is also played while electricity.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of this utility model detachable shield type sleeve pipe embodiment;
Fig. 2 is this utility model detachable shield type sleeve pipe embodiment using effect figure;
Fig. 3 is housing and the signal of grounding copper post riveting parts in this utility model detachable shield type sleeve pipe embodiment
Figure.
Detailed description of the invention
Below in conjunction with the accompanying drawings embodiment of the present utility model is described further.
The specific embodiment of detachable shield type sleeve pipe of the present utility model, as shown in Figure 1 to Figure 3.Wherein 1 is insulation
Body, 2 is shielding cylinder, and 3 is sealing member, and 4 is housing and grounding copper post riveting parts.In the present embodiment, insulation body 1, shielding
Cylinder 2, housing and grounding copper post riveting parts 4 formed by integrally casting, it is to avoid produce gap between insulation body 1 and shielding cylinder 2, in shielding
One end of cylinder 2 is provided with sealing member 3, and sealing member is for closed shield cylinder with through the annular space the conductive pole 5 of shielding cylinder.Seal
Part 3 can play protection against the tide and the effect of gas in sealed switch cabinet.In the present embodiment, sealing member is step structure, stepped
First seal section of sealing member inserts in shielding cylinder, the annular space between closed shield cylinder and conductive pole, and the second seal section is inserted
Enter in insulation tube body, the annular space between sealed insulation body and conductive pole, sealing member is designed as step structure, be for
Strengthen the effect sealed.Big endoporus is offered, it is simple to sealing member is installed in insulation upper one end in switch cubicle of body.This
In embodiment, sealing member is elastic insulated material, the first seal section surface spraying semiconductive layer of sealing member, the of spraying semiconductive layer
One seal section i.e. constitutes conductive sleeve, and the inwall of conductive sleeve is adjacent to the outer surface of conductive pole 5, the outer surface of conductive sleeve and shielding
The inwall of cylinder 2 is adjacent to, it is achieved that conductive pole 5 connects with shielding cylinder 2, makes both be in isoelectric level.Due to shielding cylinder and insulation
Body is integrally machined, and in conducting process, does not haves the feelings of point discharge and gap discharge between insulation body and shielding cylinder
Condition.
Being illustrated in figure 2 the use figure of detachable shield type sleeve pipe, wherein 5 is conductive pole, and 6 is switch cabinet body, and 7 are
Insulator, 8 is the step of insulation tube external body.The step 8 of insulation tube external body coordinates, at step with switch cabinet body 6 block
Axial one end increase pressing plate, and with bolt or other securing member, pressing plate is fixed on switch cabinet body, makes insulation body
It is fixed on the cabinet of switch cubicle.During use, sealing structure is set between switch cubicle and the step of sleeve pipe.Conductive pole 5 is fixed
On insulator 7, the position of conductive pole 5 remains stationary as, when needing more casing replacing, it is only necessary to extracted by sleeve pipe.This practicality
Novel detachable shield type sleeve pipe, sleeve pipe and conductive pole can separate, it is achieved that detachable, and conductive pole is integral type knot
Structure, does not has joint, the problem not havinging temperature rise.Housing and grounding copper post riveting parts are arranged on switch cubicle and connect with insulation body
At the radial position at contacting surface place, prevent from, when the voltage of conductive pole is excessive and make insulation tube volume tire out substantial amounts of electric charge, making insulation
Forming potential difference between body and switch cabinet body, the cabinet making switch cubicle is charged.
Fig. 3 is housing and the schematic diagram of grounding copper post riveting parts in the present embodiment, and wherein, 9 is housing, and 10 is ground connection
Copper post, 11 is location bar, and housing and grounding copper post are positioned by location bar 11 when pouring molding.
During use, sealing member is inserted insulation inboard wall of tube body, the riveting parts of housing and grounding copper post is inlayed into insulation
In the tube wall of body, finally, the sleeve pipe connected is arranged on conductive pole, places between step and switch cabinet body and seal
Part, covers pressing plate, is fixed on switch cabinet body by sleeve pipe with securing members such as bolts, ensure during installation sealing member and conductive pole it
Between conducting.
In other embodiments of detachable shield type sleeve pipe of the present utility model, housing and grounding copper post can divide
Body is processed.
In other embodiments of detachable shield type sleeve pipe of the present utility model, insulation body and shielding cylinder can divide
Body is processed, and during installation, interference fit is installed, it is ensured that will not produce gap between the two.
The embodiment of switch cubicle of the present utility model, including detachable shield type sleeve pipe, its structure is removable with above-mentioned
The structure unloading formula shield type sleeve pipe is consistent, and its content does not repeats them here.
Claims (8)
1. a detachable shield type sleeve pipe, including the shielding cylinder in insulation body and insulation tube body, it is characterised in that: insulation
Being provided with the conductive sleeve for turning on shielding cylinder and conductive pole in body, described conductive sleeve includes for being adjacent to outside shielding cylinder inwall
Surface and for being adjacent to the inwall of conductive pole outer surface, shielding cylinder and conductive sleeve are equipped with the hole passed for conductive pole.
Detachable shield type sleeve pipe the most according to claim 1, it is characterised in that: the tube wall of insulation body is provided with and connects
Ground housing, described grounded shield set place insulation body section radial outside be provided with for switch cabinet body outside block join
The step closed, described grounded shield set connection has grounding copper post, and it is external that described grounding copper post extends radially out insulation tube.
Detachable shield type sleeve pipe the most according to claim 1, it is characterised in that: one end of described shielding cylinder is provided with close
Sealing, described sealing member include for closed shield cylinder and the first seal section of conductive pole annular space and for seal conductive pole with absolutely
Second seal section of edge body annular space, described first seal section external diameter is less than the second seal section external diameter.
Detachable shield type sleeve pipe the most according to claim 3, it is characterised in that: described first seal section outer surface spray
Scribbling semiconductive layer, the first seal section of spraying semiconductive layer i.e. constitutes described conductive sleeve.
5. a high-tension switch cabinet, including cabinet, described cabinet is provided with sleeve hub, is equipped with detachable in sleeve hub
Shield type sleeve pipe, detachable shield type sleeve pipe includes the shielding cylinder in body and insulation tube body that insulate, it is characterised in that: insulation
Being provided with the conductive sleeve for turning on shielding cylinder and conductive pole in body, described conductive sleeve includes for being adjacent to outside shielding cylinder inwall
Surface and for being adjacent to the inwall of conductive pole outer surface, shielding cylinder and conductive sleeve are equipped with the hole passed for conductive pole.
High-tension switch cabinet the most according to claim 5, it is characterised in that: the tube wall of insulation body is provided with grounded shield
Set, the insulation body section radial outside at described grounded shield set place is provided with the platform for coordinating with block outside switch cabinet body
Rank, described grounded shield set connection has grounding copper post, and it is external that described grounding copper post extends radially out insulation tube.
High-tension switch cabinet the most according to claim 5, it is characterised in that: one end of described shielding cylinder is provided with sealing member, institute
State sealing member to include for closed shield cylinder and the first seal section of conductive pole annular space with for sealing conductive pole and insulation body
Second seal section of annular space, described first seal section external diameter is less than the second seal section external diameter.
High-tension switch cabinet the most according to claim 7, it is characterised in that: described first seal section outer surface is coated with partly leads
Layer, the first seal section of spraying semiconductive layer i.e. constitutes described conductive sleeve.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620690956.3U CN205789340U (en) | 2016-07-04 | 2016-07-04 | A kind of high-tension switch cabinet and detachable shield type sleeve pipe thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201620690956.3U CN205789340U (en) | 2016-07-04 | 2016-07-04 | A kind of high-tension switch cabinet and detachable shield type sleeve pipe thereof |
Publications (1)
Publication Number | Publication Date |
---|---|
CN205789340U true CN205789340U (en) | 2016-12-07 |
Family
ID=58126999
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201620690956.3U Withdrawn - After Issue CN205789340U (en) | 2016-07-04 | 2016-07-04 | A kind of high-tension switch cabinet and detachable shield type sleeve pipe thereof |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN205789340U (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106024223A (en) * | 2016-07-04 | 2016-10-12 | 许继集团有限公司 | High-voltage switch cabinet and detachable shielding sleeve thereof |
CN107732754A (en) * | 2017-11-27 | 2018-02-23 | 上海天灵开关厂有限公司 | A kind of gas-filling cabinet with bus inserting function |
-
2016
- 2016-07-04 CN CN201620690956.3U patent/CN205789340U/en not_active Withdrawn - After Issue
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106024223A (en) * | 2016-07-04 | 2016-10-12 | 许继集团有限公司 | High-voltage switch cabinet and detachable shielding sleeve thereof |
CN106024223B (en) * | 2016-07-04 | 2017-11-28 | 许继集团有限公司 | High-tension switch cabinet and its detachable shielding molded cannula |
CN107732754A (en) * | 2017-11-27 | 2018-02-23 | 上海天灵开关厂有限公司 | A kind of gas-filling cabinet with bus inserting function |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
AV01 | Patent right actively abandoned |
Granted publication date: 20161207 Effective date of abandoning: 20171128 |
|
AV01 | Patent right actively abandoned |