CN201340944Y - Cable plug connector - Google Patents
Cable plug connector Download PDFInfo
- Publication number
- CN201340944Y CN201340944Y CNU2008201933699U CN200820193369U CN201340944Y CN 201340944 Y CN201340944 Y CN 201340944Y CN U2008201933699 U CNU2008201933699 U CN U2008201933699U CN 200820193369 U CN200820193369 U CN 200820193369U CN 201340944 Y CN201340944 Y CN 201340944Y
- Authority
- CN
- China
- Prior art keywords
- cable plug
- arc
- plug joint
- plug connector
- electric
- 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
Links
Images
Landscapes
- Cable Accessories (AREA)
Abstract
The utility model relates to a cable plug connector, in particular to a structure improvement of cable plug connector. The cable plug connector comprises a conductive device (1) the two ends of which are all provided with the plug connector; the conductive device (1) is also provided with a lightning conductor (2). Therefore, the cable plug connector has the advantages that during the process of power operation, when power switching on and switching off are implemented, a generated initial electric arc stimulates a special arc extinction material in an arc extinction device to cause the arc extinction material to generate a plurality of arc extinction gas to blow out the electric arc, and play the role of arc extinction, thus being capable of sufficiently eliminating explosion accidents caused by the electric arc as well as shorted fault current, sufficiently guaranteeing the safety of the construction personnel and the electric equipment, being capable of guaranteeing the smoothness of switching on to prevent electric arc and explosion accident caused by shorted fault current and guarantee the safety of the construction personnel, integrating the lightning conductor to have a small contact resistance and less heat generated during the operation process. The cable plug connector can operate steadily in the system for a long time.
Description
Technical field
The utility model relates to a kind of plug joint, especially relates to a kind of structural improvement to cable plug joint.
Background technology
Regular meeting runs into and uses electric fault in the time of in electric power system, and this moment, electric power system adopted the repairing that has a power failure of isolated fault zone usually, and often can the cause power failure excessive and power failure in zone, the formality that restores electricity of local fault is miscellaneous.If can carry out the unit cable that breaks down chargedly cut-off, closure finishes fault and gets rid of, and then do not need excessive power failure, causes unnecessary economic loss.Yet be easy to generate flash burn and explosion accident when particularly there is short-circuit current in electric power system in the process of hot line job, can be directly harm workmen's life security and power equipment safety, a kind of safety economy of needs, the electric conductor that satisfies hot line job become a kind of inexorable trend.
People have carried out long-term exploration for this reason, have proposed diversified improvement project.For example, Chinese patent literature discloses a kind of detached type lightning arrester (00220510.6), and the utility model relates to a kind of lightning arrester.The upper and lower fixed contact assembly of this device connecting rod by separately respectively is fixed on the porcelain vase pillar; Last moving contact and lower moving contact assembly connector and the pipe clamp by separately respectively are fixed on the compound inslation zinc oxide arrester; During use, lower moving contact assembly and lower support seat are rotationally connected and the fixed contact copper sheet group Elastic Contact of lower moving contact and following fixed contact assembly, and the upper end of last moving contact is spacing and go up the fixed contact copper sheet group Elastic Contact of moving contact and upper static contact assembly by the following recess of rain cap.This device can be finished safely under situation about not having a power failure the inspection of lightning arrester and easy to operate.
Though this scheme has solved the hot-swappable problem that prior art exists, but in the process of hot line job, when carrying out charged cut-off and during closed plug, the problems such as explosion accident that the initial arc of generation and short-circuit current cause easily are not well solved; In addition, if when having short trouble in the electric power system, can form very big short-circuit current when carrying out closed plug, cause bigger electric power, causing can't be closed; At last, traditional lightning arrester all is to install respectively with cable interface, in the time of the waste resource, has also reduced installation effectiveness.
Summary of the invention
The utility model mainly is to solve existing in prior technology in the process of hot line job, when carrying out charged cut-off and during closed plug, the technical problem of the explosion accident that the initial arc of generation and short-circuit current cause easily etc.; Provide a kind of in the process of hot line job, when carrying out charged cut-off and during closed plug, the initial arc that produces stimulates the special arc quenching material in the arc-control device, cause that arc quenching material produces a large amount of arc extinguishing gases electric arc is blown out, play the arc extinguishing effect, the explosion accident that electric arc and short-circuit current cause be can fully eliminate, workmen's the life safety and the cable plug joint of power equipment safety fully guaranteed.
If it is to solve when having short trouble in the existing in prior technology electric power system that the utility model also has a purpose, can form very big short-circuit current when carrying out closed plug, cause bigger electric power, cause can't closure etc. technical problem; Provide a kind of closure that can guarantee to carry out smoothly, avoided short-circuit current to cause electric arc and explosion accident, guaranteed the cable plug joint of workmen's safety.
The utility model has a purpose again is that to solve the traditional lightning arrester of existing in prior technology all be to install respectively with cable interface, in the time of the waste resource, has also reduced the technical problem of installation effectiveness etc.; A kind of cable plug joint of integrated lightning arrester is provided.
Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals:
Cable plug joint comprises that two ends are equipped with the electric installation of plug joint, it is characterized in that, also is provided with lightning arrester on the described electric installation.
At above-mentioned cable plug joint, described electric installation comprises the electric conductor that is arranged in the insulating barrier, and described electric conductor one end is provided with the cased well interface, and the other end is provided with arc-extinguishing tube, and described arc-extinguishing tube is by blocking the key inlay card in insulating barrier.
At above-mentioned cable plug joint, it comprises also and is arranged in the insulating barrier and is located at cable plug conductor between above-mentioned electric conductor and the arc-extinguishing tube and that be provided with inner chamber that described cable plug conductor one end contacts with electric conductor, and the other end contacts with arc-extinguishing tube.
At above-mentioned cable plug joint, described lightning arrester is vertical with electric installation to be provided with.
At above-mentioned cable plug joint, described lightning arrester comprises and is arranged in the insulating barrier and is set in conduction worm screw on the above-mentioned electric conductor, conduction key one is by bolt and this conduction worm screw one end Joint, valve block rod one end contacts with described conduction key one, and the other end has conduction key two by bolt.
At above-mentioned cable plug joint, described conduction worm screw surface also is provided with internal shield.
At above-mentioned cable plug joint, described surface of insulating layer also is provided with outer shielding layer.
At above-mentioned cable plug joint, described arc-extinguishing tube surface also is provided with fixed cover, and described fixed cover one end is arranged between above-mentioned internal shield and the arc-extinguishing tube, and the other end and above-mentioned card key be buckle mutually.
Cable plug joint above-mentioned also is provided with the earth connection hole on the described outer shielding layer.
Therefore, the utlity model has following advantage: 1. reasonable in design, simple in structure, and long service life, be easy to promote; 2. in the process of hot line job, when carrying out charged cut-off and during closed plug, the initial arc that produces stimulates the special arc quenching material in the arc-control device, cause that arc quenching material produces a large amount of arc extinguishing gases electric arc is blown out, play the arc extinguishing effect, can fully eliminate the explosion accident that electric arc and short-circuit current cause, fully guarantee workmen's life safety and power equipment safety; 3. can guarantee that closure can carry out smoothly, avoid short-circuit current to cause electric arc and explosion accident, guarantee workmen's safety; 4. integrated lightning arrester, contact resistance is little, and the running heating is few, can be in the medium-term and long-term stable operation of system; 5. the structural strength height is not fragile, and easy for installation.
Description of drawings
Fig. 1 is a kind of cross-sectional schematic of the present utility model;
Fig. 2 is a kind of installation cross-sectional schematic of the present utility model;
Embodiment
Below by embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.Among the figure, electric installation 1, lightning arrester 2, insulating barrier 3, electric conductor 4, cased well interface 5, arc-extinguishing tube 6, card key 7, cable plug conductor 8, conduction worm screw 9, conduction key 1, valve block rod 11, conduction key 2 12, internal shield 13, outer shielding layer 14, fixed cover 15, earth connection hole 16.
Embodiment:
As shown in Figure 1,
Cable plug joint comprises that two ends are equipped with the electric installation 1 of plug joint, also are provided with on the electric installation 1 and this electric installation 1 vertical lightning arrester 2 that is provided with.
As shown in Figure 2, in the utility model, above-mentioned electric installation 1, lightning arrester 2 all are insulated layer 3 and coat within it, and full-insulated full-sealed, non-maintaining corrosion-resistant design, applicable to 4 grades of filthy areas, the scope of application is wider, when installing, earlier the cased well interface 5 200A cased well of packing into, tighten, then the elbow type joint that installs crimping is in advance passed arc-extinguishing tube 6 and fix with cable plug conductor 8, whole process is efficient and convenient.
During work, in the process of hot line job, when carrying out charged cut-off and during closed plug, the initial arc that produces stimulates the special arc quenching material in the arc-control device, cause that arc quenching material produces a large amount of arc extinguishing gases electric arc is blown out, play the arc extinguishing effect, can fully eliminate the explosion accident that electric arc and short-circuit current cause, fully guarantee workmen's life safety and power equipment safety.If when having short trouble in the electric power system, can form very big short-circuit current when carrying out closed the plug, cause bigger electric power, causing can't be closed, the electric conductor of this structure can produce moment and relatively move and effectively eliminate influence that electric power brings and guarantee that closure can carry out smoothly, thereby avoid short-circuit current to cause electric arc and explosion accident, guarantee workmen's safety.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although this paper has used terms such as electric installation 1, lightning arrester 2, insulating barrier 3, electric conductor 4, cased well interface 5, arc-extinguishing tube 6, card key 7, cable plug conductor 8, conduction worm screw 9, conduction key 1, valve block rod 11, conduction key 2 12, internal shield 13, outer shielding layer 14, fixed cover 15, earth connection hole 16 morely, do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present utility model more easily; They are construed to any additional restriction all is contrary with the utility model spirit.
Claims (9)
1. a cable plug joint comprises that two ends are equipped with the electric installation (1) of plug joint, it is characterized in that, also is provided with lightning arrester (2) on the described electric installation (1).
2. cable plug joint according to claim 1, it is characterized in that, described electric installation (1) comprises the electric conductor (4) that is arranged in the insulating barrier (3), described electric conductor (4) one ends are provided with cased well interface (5), the other end is provided with arc-extinguishing tube (6), and described arc-extinguishing tube (6) is by blocking key (7) inlay card in insulating barrier (3).
3. cable plug joint according to claim 2, it is characterized in that, cable plug joint also comprises being arranged in the insulating barrier (3) and being located at cable between above-mentioned electric conductor (4) and the arc-extinguishing tube (6) and that be provided with inner chamber and plugs conductor (8), described cable plug conductor (8) one ends contact with electric conductor (4), and the other end contacts with arc-extinguishing tube (6).
4. cable plug joint according to claim 2 is characterized in that described lightning arrester (2) and the vertical setting of electric installation (1).
5. cable plug joint according to claim 2, it is characterized in that, described lightning arrester (2) comprises and is arranged in the insulating barrier (3) and is set in conduction worm screw (9) on the above-mentioned electric conductor (4), conduction key one (10) is by bolt and this conduction worm screw (9) one end Joints, valve block rod (11) one ends contact with described conduction key one (10), and the other end has conduction key two (12) by bolt.
6. cable plug joint according to claim 5 is characterized in that described conduction worm screw (9) surface also is provided with internal shield (13).
7. cable plug joint according to claim 6 is characterized in that described insulating barrier (3) surface also is provided with outer shielding layer (14).
8. cable plug joint according to claim 6, it is characterized in that, described arc-extinguishing tube (6) surface also is provided with fixed cover (15), and described fixed cover (15) one ends are arranged between above-mentioned internal shield (13) and the arc-extinguishing tube (6), and the other end and above-mentioned card key (7) be buckle mutually.
9. cable plug joint according to claim 7 is characterized in that, also is provided with earth connection hole (16) on the described outer shielding layer (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201933699U CN201340944Y (en) | 2008-12-03 | 2008-12-03 | Cable plug connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201933699U CN201340944Y (en) | 2008-12-03 | 2008-12-03 | Cable plug connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201340944Y true CN201340944Y (en) | 2009-11-04 |
Family
ID=41236487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201933699U Expired - Lifetime CN201340944Y (en) | 2008-12-03 | 2008-12-03 | Cable plug connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201340944Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102324706A (en) * | 2011-09-21 | 2012-01-18 | 北京科锐配电自动化股份有限公司 | Bus connecting device |
| CN104407180A (en) * | 2014-11-28 | 2015-03-11 | 国家电网公司 | Special wire clamp for performing charged test on lightning arrester |
-
2008
- 2008-12-03 CN CNU2008201933699U patent/CN201340944Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102324706A (en) * | 2011-09-21 | 2012-01-18 | 北京科锐配电自动化股份有限公司 | Bus connecting device |
| CN104407180A (en) * | 2014-11-28 | 2015-03-11 | 国家电网公司 | Special wire clamp for performing charged test on lightning arrester |
| CN104407180B (en) * | 2014-11-28 | 2017-04-19 | 国家电网公司 | Special wire clamp for performing charged test on lightning arrester |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103730834A (en) | Gas injection type parallel gap device | |
| CN103498634B (en) | A kind of insulation single ladder with anchor ear device | |
| CN204029998U (en) | Contact line earthing device | |
| CN201340944Y (en) | Cable plug connector | |
| CN109256626B (en) | Flexible graphite lightning protection earth connection ware | |
| CN206947288U (en) | A kind of high-voltage drop fuse | |
| CN102779626A (en) | High-voltage bushing end screen elastic sheet type leading out device | |
| CN205542534U (en) | Switch static contact structure | |
| CN104701642B (en) | Safe and reliable floating roof storage tank conductive piece | |
| CN201315381Y (en) | Cable connector | |
| CN202487378U (en) | Structure of large transformer high-voltage sleeve | |
| CN202749204U (en) | Shrapnel type extractor device of high-voltage bushing end screen | |
| CN205355764U (en) | Lightning arrestor mounting base | |
| CN205452939U (en) | Transformer protection architecture | |
| CN206672733U (en) | A kind of moistureproof low residual voltage metal oxide arrester | |
| CN105895393A (en) | Isolation switch accessory capable of tensioning relative to contact finger and preventing electrical conduction | |
| CN206684218U (en) | A kind of multifunctional high pressure electroscope | |
| CN201413807Y (en) | Over-voltage disconnecting protector | |
| CN208256444U (en) | Novel high-pressure inlet wire insulation protective hood | |
| CN205791972U (en) | A kind of visualization explosion-proof motor junction box | |
| CN205303287U (en) | A static contact structure for perpendicular telescopic isolator of single -column | |
| CN202422895U (en) | Thermo-explosive type disconnecting arrester | |
| CN201315460Y (en) | Transformation cased well | |
| CN105932434A (en) | Simple screen-top miniature bus bridging device | |
| CN214384849U (en) | Spacing insulating support rod |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Cable plug connector Effective date of registration: 20120621 Granted publication date: 20091104 Pledgee: Bank of Communications Ltd Wuhan East Lake New Technology Development Zone sub branch Pledgor: Wuhan Creative Electric Co., Ltd. Registration number: 2012990000318 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20130625 Granted publication date: 20091104 Pledgee: Bank of Communications Ltd Wuhan East Lake New Technology Development Zone sub branch Pledgor: Wuhan Creative Electric Co., Ltd. Registration number: 2012990000318 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Cable plug connector Effective date of registration: 20130625 Granted publication date: 20091104 Pledgee: Bank of Communications Ltd Wuhan East Lake New Technology Development Zone sub branch Pledgor: Wuhan Creative Electric Co., Ltd. Registration number: 2013990000401 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20151201 Granted publication date: 20091104 Pledgee: Bank of Communications Ltd Wuhan East Lake New Technology Development Zone sub branch Pledgor: Wuhan Creative Electric Co., Ltd. Registration number: 2013990000401 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20091104 |