CN204117944U - All insulation full-shield sealing body - Google Patents

All insulation full-shield sealing body Download PDF

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Publication number
CN204117944U
CN204117944U CN201420448923.9U CN201420448923U CN204117944U CN 204117944 U CN204117944 U CN 204117944U CN 201420448923 U CN201420448923 U CN 201420448923U CN 204117944 U CN204117944 U CN 204117944U
Authority
CN
China
Prior art keywords
vacuum interrupter
lower chamber
upper cavity
sealing body
static contact
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 - Fee Related
Application number
CN201420448923.9U
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Chinese (zh)
Inventor
胡启
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NANJING SWITCHGEAR FACTORY Co Ltd
Original Assignee
NANJING SWITCHGEAR FACTORY Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by NANJING SWITCHGEAR FACTORY Co Ltd filed Critical NANJING SWITCHGEAR FACTORY Co Ltd
Priority to CN201420448923.9U priority Critical patent/CN204117944U/en
Application granted granted Critical
Publication of CN204117944U publication Critical patent/CN204117944U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a kind of all insulation full-shield sealing body, comprise vacuum interrupter, insulated tension pole, insulation shell, transmission mechanism; Insulation shell is provided with upper cavity, lower chamber; Upper cavity, lower chamber are all in horizontal direction; Vacuum interrupter, insulated tension pole are arranged in described upper cavity; Upper cavity is provided with outlet port; The moved end conducting surface of vacuum interrupter connects the upper outlet copper busbar in upper outlet port; The moving conductive rod of vacuum interrupter is connected with one end of insulated tension pole; The left end of lower chamber arranges static contact isolation switch, and the right-hand member of described lower chamber arranges grounding contact; The static contact isolation switch described in quiet end conducting surface electrical connection of vacuum interrupter; Guide rail is provided with in the horizontal direction in lower chamber.The utility model integrates vacuum circuit-breaker, isolating switch, ground connection three kinds of functions, and purposes is wide, and structure is simple.

Description

All insulation full-shield sealing body
Technical field
The utility model relates to high-voltage switch gear technical field, is specifically related to a kind of all insulation full-shield sealing body.
Background technology
Pole is used in the major loop of high-pressure vacuum breaker, is used for controlling switching on and off of main circuit current.
Containing vacuum arc control device part in the pole that high-pressure vacuum breaker is conventional, realizes a kind of function in circuit breaker, and pole is in energising runs, and charge inducing can be with in surface, is not very safe in running.
Utility model content
The technical problems to be solved in the utility model: containing vacuum arc control device part in the pole that high-pressure vacuum breaker is conventional, in circuit breaker, realize a kind of single function, and pole is in energising runs, charge inducing can be with in surface, is not very safe in running.
In order to solve above technical problem, the technical solution of the utility model is as follows: all insulation full-shield sealing body, comprises vacuum interrupter, insulated tension pole, insulation shell, transmission mechanism;
Described insulation shell is provided with upper cavity, lower chamber; Described upper cavity, lower chamber are all in horizontal direction;
Described vacuum interrupter, insulated tension pole are arranged in described upper cavity; Described upper cavity is provided with outlet port;
The moved end conducting surface of described vacuum interrupter connects the upper outlet copper busbar in upper outlet port; The moving conductive rod of described vacuum interrupter is connected with one end of insulated tension pole;
The left end of described lower chamber arranges static contact isolation switch, and the right-hand member of described lower chamber arranges grounding contact; The static contact isolation switch described in quiet end conducting surface electrical connection of described vacuum interrupter;
Be provided with guide rail in the horizontal direction in described lower chamber, guide rail be provided with the movable conductor of sliding along guide rail direction; Movable conductor is slided to left end and is electrically connected static contact isolation switch, and movable conductor is slided to right-hand member and is electrically connected grounding contact; Described lower chamber is provided with lower wire end mouth, is provided with lower outlet copper busbar in described lower wire end mouth, described lower outlet copper busbar electrical connection guide rail; Movable conductor described in described transmission mechanism drives through grounding contact is along horizontal motion.
The technical scheme be more preferably, the outer surface of described insulation shell is provided with carbon dust semiconductor layer.Play the effect of shielding high voltage electric field, reach switch in energising running, surface induction voltage, lower than the safe voltage of below 36v, plays very large safety effect.
The technical scheme be more preferably, the static contact isolation switch described in the quiet end conducting surface of described vacuum interrupter is connected by copper busbar.
The technical scheme be more preferably, described transmission mechanism adopts screw rod to realize.
Compared with prior art, the beneficial effects of the utility model: inner sealing vacuum interrupter of the present utility model and isolating switch, achieve vacuum circuit-breaker and isolating switch two kinds of functions, thus this sealing body the is possessed combined electrical apparatus of vacuum circuit-breaker and isolating switch.Design one deck carbon dust semiconductor layer at sealing external surface simultaneously, play the effect of shielding high voltage electric field, reach switch in energising running, surface induction voltage, lower than the safe voltage of below 36v, plays very large safety effect.And when isolating switch disconnects, achieve grounding function.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the utility model movable conductor when contacting with static contact isolation switch;
Fig. 2 is the schematic diagram of movable conductor of the present utility model when overlapping with guide rail;
Fig. 3 is the schematic diagram of the utility model movable conductor when contacting with grounding contact.
Wherein, 1 is upper outlet copper busbar; 2 is vacuum interrupters; 3 is copper busbars; 4 is static contact isolation switches; 5 is movable conductor; 6 is guide rails; 7 is lower outlet copper busbars; 8 is insulation shells; 9 is flexible links; 10 is insulated tension poles; 11 is grounding contacts.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Embodiment: all insulation full-shield sealing body, comprises vacuum interrupter 2, insulated tension pole 10, insulation shell 8; Insulation shell 8 is provided with upper cavity, lower chamber; Upper cavity, lower chamber are all in horizontal direction;
Vacuum interrupter 2, insulated tension pole 10 are arranged in described upper cavity; Upper cavity is provided with outlet port; The moved end conducting surface of vacuum interrupter connects the upper outlet copper busbar 1 in upper outlet port by flexible link 9; The moving conductive rod of vacuum interrupter is connected with one end of insulated tension pole 10; The left end of lower chamber arranges static contact isolation switch 4, and the right-hand member of described lower chamber arranges grounding contact 11; The static contact isolation switch described in quiet end conducting surface electrical connection of vacuum interrupter; Be provided with guide rail 6 in the horizontal direction in lower chamber, guide rail be provided with the movable conductor 5 of sliding along guide rail direction;
Movable conductor 5 is slided to left end and is electrically connected static contact isolation switch 4, and movable conductor is slided to right-hand member and is electrically connected grounding contact 11; Lower chamber is provided with lower wire end mouth, is provided with lower outlet copper busbar 7 in described lower wire end mouth, and described lower outlet copper busbar 7 is electrically connected guide rail.
Further, the outer surface of insulation shell is provided with carbon dust semiconductor layer.
Wherein, the quiet end conducting surface of described vacuum interrupter connects described static contact isolation switch by copper busbar 3.
Also comprise screw rod, the movable conductor described in screw rod drives through grounding contact is along horizontal motion.
The drive part of the utility model transmission mechanism belongs to existing known technology and is not described in detail.
Utility model works principle: inner sealing vacuum interrupter and isolating switch, achieves vacuum circuit-breaker and isolating switch two kinds of functions, thus this sealing body the is possessed combined electrical apparatus of vacuum circuit-breaker and isolating switch.Design one deck carbon dust semiconductor layer at sealing external surface simultaneously, play the effect of shielding high voltage electric field, reach switch in energising running, surface induction voltage, lower than the safe voltage of below 36v, plays very large safety effect.
Isolating switch function and grounding function: in the idle situation of insulated tension pole, movable conductor to the motion of static contact isolation switch direction, and is inserted in static contact isolation switch, realizes isolating switch and closes a floodgate; When movable conductor enters into guide rail completely, isolating switch separating brake, when movable conductor moves to grounding contact, and when inserting in grounding contact, realizes switch ground connection.
Vacuum circuit-breaker function: the working condition that insulated tension pole normally works, motionless after movable conductor contact static contact isolation switch, at this moment just serve the function of vacuum circuit-breaker.
This kind of sealing body is the combined electrical apparatus of high enrichment vacuum circuit-breaker and tri-station isolating switch, and design principle is very simple, very small and exquisite.Vacuum interrupter adopts linear motion type, and three station isolation, earthed switch also adopt rectilinear motion form, simplify the kind of drive of operating mechanism, reduce the overall dimension of product, optimize the electric field strength of product.Shielding action, achieves product in the operating security performance of energising.

Claims (4)

1. all insulation full-shield sealing body, comprises vacuum interrupter, insulated tension pole, insulation shell, transmission mechanism; Described insulation shell is provided with upper cavity, lower chamber;
Described upper cavity, lower chamber are all in horizontal direction;
Described vacuum interrupter, insulated tension pole are arranged in described upper cavity;
Described upper cavity is provided with outlet port;
The moved end conducting surface of described vacuum interrupter connects the upper outlet copper busbar in upper outlet port;
The moving conductive rod of described vacuum interrupter is connected with one end of insulated tension pole;
The left end of described lower chamber arranges static contact isolation switch, and the right-hand member of described lower chamber arranges grounding contact;
The static contact isolation switch described in quiet end conducting surface electrical connection of described vacuum interrupter;
Be provided with guide rail in the horizontal direction in described lower chamber, guide rail be provided with the movable conductor of sliding along guide rail direction;
Movable conductor is slided to left end and is electrically connected static contact isolation switch, and movable conductor is slided to right-hand member and is electrically connected grounding contact;
Described lower chamber is provided with lower wire end mouth, is provided with lower outlet copper busbar in described lower wire end mouth, described lower outlet copper busbar electrical connection guide rail;
Movable conductor described in described transmission mechanism drives through grounding contact is along horizontal motion.
2. all insulation full-shield sealing body according to claim 1, it is characterized in that, the outer surface of described insulation shell is provided with carbon dust semiconductor layer.
3. all insulation full-shield sealing body according to claim 1 and 2, is characterized in that, the static contact isolation switch described in the quiet end conducting surface of described vacuum interrupter is connected by copper busbar.
4. all insulation full-shield sealing body according to claim 1, is characterized in that, described transmission mechanism adopts screw rod to realize.
CN201420448923.9U 2014-08-09 2014-08-09 All insulation full-shield sealing body Expired - Fee Related CN204117944U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420448923.9U CN204117944U (en) 2014-08-09 2014-08-09 All insulation full-shield sealing body

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420448923.9U CN204117944U (en) 2014-08-09 2014-08-09 All insulation full-shield sealing body

Publications (1)

Publication Number Publication Date
CN204117944U true CN204117944U (en) 2015-01-21

Family

ID=52335232

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420448923.9U Expired - Fee Related CN204117944U (en) 2014-08-09 2014-08-09 All insulation full-shield sealing body

Country Status (1)

Country Link
CN (1) CN204117944U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104157505A (en) * 2014-08-09 2014-11-19 南京开关厂有限公司 Fully-insulated fully-shielded solid sealing body
CN106558444A (en) * 2015-09-28 2017-04-05 华电高科(北京)电气有限公司 A kind of novel high-pressure switch
CN108269712A (en) * 2018-01-08 2018-07-10 许继集团有限公司 A kind of on-pole switch and its built-in isolating device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104157505A (en) * 2014-08-09 2014-11-19 南京开关厂有限公司 Fully-insulated fully-shielded solid sealing body
CN106558444A (en) * 2015-09-28 2017-04-05 华电高科(北京)电气有限公司 A kind of novel high-pressure switch
CN106558444B (en) * 2015-09-28 2019-10-01 华电高科(北京)电气有限公司 A kind of novel high-pressure switch
CN108269712A (en) * 2018-01-08 2018-07-10 许继集团有限公司 A kind of on-pole switch and its built-in isolating device

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150121

Termination date: 20170809