CN208985938U - A kind of breaker with intelligence interface - Google Patents
A kind of breaker with intelligence interface Download PDFInfo
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- CN208985938U CN208985938U CN201821686328.3U CN201821686328U CN208985938U CN 208985938 U CN208985938 U CN 208985938U CN 201821686328 U CN201821686328 U CN 201821686328U CN 208985938 U CN208985938 U CN 208985938U
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- shell
- breaker
- intelligence interface
- arc extinguishing
- arc
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Abstract
The utility model provides a kind of breaker with intelligence interface, including shell, sulfur hexafluoride arc-chutes, lead-in wire terminal, outlet terminal, intelligence interface, the sulfur hexafluoride arc-chutes, lead-in wire terminal, outlet terminal is mounted in shell, the intelligence interface is fixed on shell, the sulfur hexafluoride arc-chutes include moving contact, static contact, lead-in wire terminal is connected with static contact, the outlet terminal is connected with moving contact, the intelligence interface includes shell, communication line, current transformer, zero sequence current mutual inductor, information acquisition circuit plate, liquid crystal display, the liquid crystal display installation is on the shell, the communication line, current transformer, zero sequence current mutual inductor, information acquisition circuit plate is installed inside the shell, the information acquisition circuit plate respectively with current transformer, zero sequence current mutual inductor, liquid crystal display phase Even.The intelligence interface of the utility model can carry out effective monitoring to the working condition of breaker, facilitate the inspection of staff.
Description
Technical field
The utility model relates to a kind of breakers, more particularly to a kind of breaker with intelligence interface.
Background technique
Sulfur hexafluoride breaker is the non-oil ultra high vacuum system switchgear using SF6 gas for dielectric and arc-extinguishing medium, absolutely
Edge performance and arc quenching characteristic are all much higher than oil-break, but sulfur hexafluoride gas can generate chemistry instead after repeatedly absorbing electric arc
It answers, sulfur hexafluoride gas is caused to reduce, especially for expansion type sulfur hexafluoride breaker, sulfur hexafluoride gas reduction be will affect
Subsequent breaking capability, the problem for leading to not carry out effective open circuit, influences the service life of breaker.
Utility model content
The utility model provides a kind of breaker with intelligence interface, effective to carry out in the working condition of breaker
Monitoring.
The utility model provides a kind of breaker with intelligence interface, including shell, sulfur hexafluoride arc-chutes, enters line
Terminal, outlet terminal, intelligence interface, the sulfur hexafluoride arc-chutes, lead-in wire terminal, outlet terminal are mounted in shell, described
Intelligence interface is fixed on shell, and the sulfur hexafluoride arc-chutes include moving contact, static contact, lead-in wire terminal and static contact
It is connected, the outlet terminal is connected with moving contact, and the intelligence interface includes shell, communication line, current transformer, zero-sequence current
Mutual inductor, information acquisition circuit plate, liquid crystal display, on the shell, the communication line, electric current are mutual for the liquid crystal display installation
Inside the shell, the information acquisition circuit plate is mutual with electric current respectively for sensor, zero sequence current mutual inductor, the installation of information acquisition circuit plate
Sensor, zero sequence current mutual inductor, liquid crystal display are connected, and the current transformer, zero sequence current mutual inductor are mounted on communication line
Side, the communication line both ends are located at outside shell, and the communication line upper end is connected with outlet terminal.
Further, the breaker includes semicircle plectrum, transmission arm, conducting wire, and the arc-chutes include arc extinguishing tank, dynamic touching
Piece, static contact, piston sleeve, piston, scavenging air valve, the scavenging air valve are connected with arc extinguishing pot bottom, are hexafluoro in the arc extinguishing tank
Change sulphur and fill chamber, the static contact inserts in above arc extinguishing tank, and described movable contact spring one end inserts in piston, the movable contact spring other end
Be located at one end in arc extinguishing tank with static contact to fit, the piston is mounted in piston sleeve, described piston sleeve one end with
Arc extinguishing tank is fixedly linked, the outlet terminal with insert in piston the movable contact spring other end and be connected by conducting wire, lead-in wire terminal
It is located at one end outside arc extinguishing tank with static contact by conducting wire to be connected；The semicircle plectrum includes semicircular structure, plectrum, and described group
Piece is mounted on the side that semicircular structure has circular arc, and the center point of the semicircular structure is equipped with bearing, the semicircle plectrum
It is vertically mounted on shell by bearing, the top of the semicircle plectrum is located at one end outside arc extinguishing tank by transmission arm and piston
It is connected.
Further, tetrafluoroethene coating is equipped with inside the arc extinguishing tank.
Further, breather valve is additionally provided with above the arc extinguishing tank.
Further, the shell is plastic tube.
Further, the upper shell is equipped with external spiral line, and the lower part of the housing is equipped with interior spiral shell at outlet terminal
Line interface, the shell are fixed at internal thread interface by external spiral line.
Intelligence interface, benefit is arranged compared with prior art, by the leading-out terminal in sulfur hexafluoride breaker in the utility model
Effective monitoring is carried out to the electric current at breaker outgoing line end with current transformer, the zero sequence current mutual inductor in intelligence interface, and will
Testing result is shown on liquid crystal display by information acquisition circuit plate, facilitates staff to the prison of sulfur hexafluoride breaker
Control.
Detailed description of the invention
Fig. 1 is the utility model embodiment structural schematic diagram；
Fig. 2 is the utility model intelligence interface structure enlargement diagram.
Specific embodiment
In order to make those skilled in the art better understand the scheme of the utility model, below in conjunction with the utility model reality
The attached drawing in example is applied, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that described
Embodiment is only the embodiment of the utility model a part, instead of all the embodiments.Based on the reality in the utility model
Example is applied, every other embodiment obtained by those of ordinary skill in the art without making creative efforts is all answered
When the range for belonging to the utility model protection.
It should be noted that the specification and claims of the utility model and term " first " in above-mentioned attached drawing,
" second " etc. is to be used to distinguish similar objects, without being used to describe a particular order or precedence order.
The utility model embodiment discloses a kind of breaker with intelligence interface, as shown in Figure 1, including shell 1, six
Sulfur fluoride arc-chutes 4, lead-in wire terminal 2, outlet terminal 3, intelligence interface 7, the sulfur hexafluoride arc-chutes 4, go out lead-in wire terminal 2
Line terminals 3 are mounted in shell 1, and the intelligence interface 7 is fixed on shell 1, and the sulfur hexafluoride arc-chutes 4 include moving contact
44, static contact 43, lead-in wire terminal 2 are connected with static contact 43, and the outlet terminal 3 is connected with moving contact 44, the intelligence
Interface 7 includes shell 71, communication line 76, current transformer 74, zero sequence current mutual inductor 75, information acquisition circuit plate 72, liquid crystal
Display screen 73, the liquid crystal display 73 are mounted on shell 71, and the communication line 76, current transformer 74, zero-sequence current are mutual
Sensor 75, information acquisition circuit plate 72 are mounted in shell 71, the information acquisition circuit plate 72 respectively with current transformer 74,
Zero sequence current mutual inductor 75, liquid crystal display 73 are connected, and the current transformer 74, zero sequence current mutual inductor 75 are mounted on connection
76 side of line, 76 both ends of communication line are located at outside shell 71, and 76 upper end of communication line is connected with outlet terminal 3.
Optionally, as shown in Figure 1, the breaker includes semicircle plectrum 5, transmission arm 6, conducting wire, the arc-chutes 4 include
Arc extinguishing tank 41, movable contact spring 44, static contact 43, piston sleeve 45, piston 46, scavenging air valve 42, the scavenging air valve 42 and arc extinguishing tank 41
Bottom is connected, and fills chamber in the arc extinguishing tank 41 for sulfur hexafluoride, and the static contact 43 inserts in 41 top of arc extinguishing tank, the dynamic touching
44 one end of piece inserts in piston 46, and 44 other end of movable contact spring is located at one end in arc extinguishing tank 41 with static contact 43 and fits,
The piston 46 is mounted in piston sleeve 45, and described 45 one end of piston sleeve is fixedly linked with arc extinguishing tank 41, the leading-out terminal
Son 3 with insert in piston 46 44 other end of movable contact spring and be connected by conducting wire, lead-in wire terminal 2 passes through conducting wire and static contact 43
It is connected in one end outside arc extinguishing tank 41；The semicircle plectrum 5 includes semicircular structure 51, plectrum 52, and the plectrum 52 is mounted on
Semicircular structure 51 has the side of circular arc, and the center point of the semicircular structure 51 is equipped with bearing, and the semicircle plectrum 5 passes through
Bearing is vertically mounted on shell 1, and the top of the semicircle plectrum 5 is located at outside arc extinguishing tank 41 by transmission arm 6 and piston 46
One end is connected.
Particularly, tetrafluoroethene coating is equipped with inside the arc extinguishing tank.
Particularly, breather valve is additionally provided with above the arc extinguishing tank.
Wherein, as shown in Figure 1, being airtight cavity in arc extinguishing tank 41, and full there is sulfur hexafluoride gas.Current transformer
74, zero sequence current mutual inductor 75 is placed on outside communication line 76.
By electric current it is excessive when, movable contact spring 44, static contact 43 due to electric current it is excessive, cause temperature to increase, to arc extinguishing tank
Sulfur hexafluoride is heated in 41, is made gas expansion and is pushed piston 46, and another movable contact spring 44, static contact 43 separate, and realizes open circuit
The cut-out function of device, the electric arc generated between movable contact spring 44, static contact 43 are absorbed by the sulfur hexafluoride gas of surrounding, are realized
The elimination of electric arc.When being closed, the plectrum 52 of semicircle plectrum 5 need to only be boosted, make transmission arm 6 that piston 46 is pushed into piston
In casing 45, movable contact spring 44, static contact 43 are contacted, and realize the connection of route.Current transformer 74, zero sequence current mutual inductor 75 are right
The electric current that communication line 76 passes through effectively is detected, and transfers data to information acquisition circuit plate 72, by information acquisition circuit
Plate 72, which will test information and be transferred to liquid crystal display 73, to be shown.
Intelligence interface is arranged by the leading-out terminal in sulfur hexafluoride breaker in the utility model embodiment, utilizes intelligence interface
Electric current progress effective monitoring of the interior current transformer, zero sequence current mutual inductor to breaker outgoing line end, and it is logical to will test result
It crosses information acquisition circuit plate to be shown on liquid crystal display, facilitates monitoring of the staff to sulfur hexafluoride breaker.
Optionally, the shell 71 is plastic tube.
Particularly, as shown in Fig. 2, 71 upper end of the shell is equipped with external spiral line 711,1 lower part of shell is in leading-out terminal
Internal thread interface 11 is equipped at son, the shell 71 is fixed at internal thread interface 11 by external spiral line 711.
Wherein, as shown in Fig. 2, shell 71 is fixed on 1 lower part of shell by external spiral line 711.
The utility model embodiment by using external spiral line 711, internal thread interface 11, facilitate intelligence interface with it is lithium
Disassembly and installation between sulphur breaker, thus the convenient replacement to intelligence interface, in use, to common lithium
Internal thread interface 11 is added in sulphur breaker bottom, can facilitate the installation of intelligence interface structure.
Finally it should be noted that above embodiments are only to illustrate the technical solution of the utility model rather than limit it
System, although the utility model is described in detail referring to above-described embodiment, those of ordinary skill in the art should
Understand, technical staff read present specification after specific implementation of the utility model can still be modified or
Equivalent replacement, but these are modified or are changed within all without departing from present utility model application accompanying claims protection scope.
Claims (6)
1. a kind of breaker with intelligence interface, which is characterized in that the breaker include shell, sulfur hexafluoride arc-chutes,
Lead-in wire terminal, outlet terminal, intelligence interface, the sulfur hexafluoride arc-chutes, lead-in wire terminal, outlet terminal are mounted in shell,
The intelligence interface is fixed on shell, and the sulfur hexafluoride arc-chutes include moving contact, static contact, lead-in wire terminal with it is quiet
Contact is connected, and the outlet terminal is connected with moving contact, and the intelligence interface includes shell, communication line, current transformer, zero sequence
Current transformer, information acquisition circuit plate, liquid crystal display, the liquid crystal display are installed on the shell, the communication line, electricity
Current transformer, zero sequence current mutual inductor, information acquisition circuit plate installation inside the shell, the information acquisition circuit plate respectively with electricity
Current transformer, zero sequence current mutual inductor, liquid crystal display are connected, and the current transformer, zero sequence current mutual inductor are mounted on company
Logical line side, the communication line both ends are located at outside shell, and the communication line upper end is connected with outlet terminal.
2. having the breaker of intelligence interface according to claim 1, which is characterized in that the breaker includes that semicircle is dialled
Piece, transmission arm, conducting wire, the arc-chutes include arc extinguishing tank, movable contact spring, static contact, piston sleeve, piston, scavenging air valve, described to change
Air valve is connected with arc extinguishing pot bottom, fills chamber in the arc extinguishing tank for sulfur hexafluoride, and the static contact inserts in above arc extinguishing tank, institute
It states movable contact spring one end to insert in piston, the movable contact spring other end is located at one end in arc extinguishing tank with static contact and fits, described
Piston is mounted in piston sleeve, and described piston sleeve one end is fixedly linked with arc extinguishing tank, the outlet terminal and inserts in piston
The middle movable contact spring other end is connected by conducting wire, and lead-in wire terminal is located at one end phase outside arc extinguishing tank with static contact by conducting wire
Even；The semicircle plectrum includes semicircular structure, plectrum, and the plectrum is mounted on the side that semicircular structure has circular arc, institute
The center point for stating semicircular structure is equipped with bearing, and the semicircle plectrum is vertically mounted on shell by bearing, and the semicircle is dialled
The top of piece is located at one end outside arc extinguishing tank with piston by transmission arm and is connected.
3. having the breaker of intelligence interface according to claim 2, which is characterized in that be equipped with tetrafluoro inside the arc extinguishing tank
Vinyl coating.
4. having the breaker of intelligence interface according to claim 3, which is characterized in that be additionally provided with above the arc extinguishing tank logical
Air valve.
5. having the breaker of intelligence interface according to claim 1, which is characterized in that the shell is plastic tube.
6. having the breaker of intelligence interface according to claim 5, which is characterized in that the upper shell is equipped with external spiral
Line, the lower part of the housing are equipped with internal thread interface at outlet terminal, and the shell is fixed on internal screw thread by external spiral line and connects
At mouthful.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821686328.3U CN208985938U (en) | 2018-10-08 | 2018-10-08 | A kind of breaker with intelligence interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821686328.3U CN208985938U (en) | 2018-10-08 | 2018-10-08 | A kind of breaker with intelligence interface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208985938U true CN208985938U (en) | 2019-06-14 |
Family
ID=66788055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821686328.3U Active CN208985938U (en) | 2018-10-08 | 2018-10-08 | A kind of breaker with intelligence interface |
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| Country | Link |
|---|---|
| CN (1) | CN208985938U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116435134A (en) * | 2023-05-20 | 2023-07-14 | 保定市荣洋电力器材有限公司 | Intelligent pole-mounted circuit breaker |
-
2018
- 2018-10-08 CN CN201821686328.3U patent/CN208985938U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116435134A (en) * | 2023-05-20 | 2023-07-14 | 保定市荣洋电力器材有限公司 | Intelligent pole-mounted circuit breaker |
| CN116435134B (en) * | 2023-05-20 | 2023-10-17 | 保定市荣洋电力器材有限公司 | Intelligent pole-mounted circuit breaker |
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