CN204596671U - A kind of crowbar switch - Google Patents
A kind of crowbar switch Download PDFInfo
- Publication number
- CN204596671U CN204596671U CN201520293644.4U CN201520293644U CN204596671U CN 204596671 U CN204596671 U CN 204596671U CN 201520293644 U CN201520293644 U CN 201520293644U CN 204596671 U CN204596671 U CN 204596671U
- Authority
- CN
- China
- Prior art keywords
- switch
- storehouse
- insulating bar
- housing
- storehouses
- 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.)
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- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 12
- 229910052742 iron Inorganic materials 0.000 claims abstract description 6
- 238000010891 electric arc Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Abstract
A kind of crowbar switch, comprise stacking some switch storehouses and the action storehouse being arranged on enclosure interior from top to bottom, insulating bar runs through and is arranged in some switch storehouses and action storehouse, can be up and down in some switch storehouses and action storehouse, iron block connects the head of insulating bar at action storehouse internal fixtion, it is inner that contact chip lays respectively at some switch storehouses, this contact chip is fixedly connected with described insulating bar, can move with insulating bar, spring is set on insulating bar respectively, between contact chip and housing, each switch storehouse is run through and is provided with inlet wire binding post and outlet binding post, action storehouse is run through and is provided with the first auxiliary connection post and the second auxiliary connection post, the electromagnet that wire and the first auxiliary connection post and the second auxiliary connection post are electrically connected is provided with in action storehouse.The utility model effectively can contain the generation of electric arc, improves reliability, extends useful life.
Description
Technical field
The utility model relates to a kind of crowbar switch.
Background technology
Along with improving constantly of socioeconomic development and enterprise's level of production, the demand of entire society to electric power is increasing, crowbar switch is conventional power supply unit, its major function is the break-make controlling power network line, because crowbar switch is operated in the state of big current, therefore electric arc can be produced when crowbar switch break-make; The device controlling electric current is not set because current crowbar switch is only provided with flame-retardant layer mostly, larger electric current can be produced when crowbar switch break-make, thus larger electric arc can be produced, and then be easy to cause burning out of crowbar switch, even can cause potential safety hazard.
Utility model content
The utility model provides a kind of crowbar switch, effectively can contain the generation of electric arc, improve reliability, extend useful life.
In order to achieve the above object, the utility model provides a kind of crowbar switch, and this crowbar switch comprises:
Be arranged on some switch storehouses and the action storehouse of enclosure interior, described some switch storehouses stacking setting from top to bottom, described action storehouse is arranged on bottom;
Insulating bar, it runs through and is arranged in some switch storehouses and action storehouse, can be up and down in some switch storehouses and action storehouse, and the head of this insulating bar is positioned at action storehouse;
Some contact chips, it is inner that it lays respectively at some switch storehouses, and this contact chip is fixedly connected with described insulating bar, can move with insulating bar;
Some inlet wire binding posts, its run through respectively be arranged on some switch storehouses housing on, one end of this inlet wire binding post is positioned at outside, and it is inner that the other end is positioned at some switch storehouses, can come in contact with contact chip;
Some outlet binding posts, its run through respectively be arranged on some switch storehouses housing on, one end of this outlet binding post is positioned at outside, and it is inner that the other end is positioned at some switch storehouses, can come in contact with contact chip;
Some springs, it is set on insulating bar respectively, between contact chip and housing;
Iron block, it is fixedly connected with the head of insulating bar;
First auxiliary connection post, its run through be arranged on action storehouse housing on, one end of this first auxiliary connection post is positioned at outside, and it is inner that the other end is positioned at action storehouse;
Second auxiliary connection post, its run through be arranged on action storehouse housing on, one end of this second auxiliary connection post is positioned at outside, and it is inner that the other end is positioned at action storehouse;
Electromagnet, it is inner that it is arranged on action storehouse, and this electromagnet is electrically connected by wire and the first auxiliary connection post and the second auxiliary connection post.
The quantity of described contact chip is equal with the quantity in switch storehouse.
The quantity of described inlet wire binding post is equal with the quantity in switch storehouse.
The quantity of described outlet binding post is equal with the quantity in switch storehouse.
The quantity of described spring is equal with the quantity in switch storehouse.
The utility model effectively can contain the generation of electric arc, improves reliability, extends useful life.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Illustrate preferred embodiment of the present utility model according to Fig. 1 below.
As shown in Figure 1, it is a kind of preferred embodiment of the present utility model, a kind of crowbar switch is provided in this embodiment, comprise be arranged on housing 1 inside the first switch storehouse 2, second switch storehouse 3, the 3rd switch storehouse 4 and action storehouse 15, the first described switch storehouse 2, second switch storehouse 3, the 3rd switch storehouse 4 and action storehouse 15 stacking setting from top to bottom.
Described crowbar switch also comprises:
Insulating bar 8, it runs through and is arranged in the first switch storehouse 2, second switch storehouse 3, the 3rd switch storehouse 4 and action storehouse 15, can be up and down in the first switch storehouse 2, second switch storehouse 3, the 3rd switch storehouse 4 and action storehouse 15, the head of this insulating bar 8 is positioned at action storehouse 15.
Contact chip 7, it is inner that it lays respectively at the first switch storehouse 2, second switch storehouse 3 and the 3rd switch storehouse 4, and this contact chip 7 is fixedly connected with described insulating bar 8, can move with insulating bar 8.
Inlet wire binding post 5, its run through respectively be arranged on the first switch storehouse 2, second switch storehouse 3 and the 3rd switch storehouse 4 housing 1 on, one end of this inlet wire binding post 5 is positioned at housing 1 outside, it is inner that the other end is positioned at the first switch storehouse 2 or second switch storehouse 3 or the 3rd switch storehouse 4, can come in contact with contact chip 7.
Outlet binding post 6, its run through respectively be arranged on the first switch storehouse 2, second switch storehouse 3 and the 3rd switch storehouse 4 housing 1 on, one end of this outlet binding post 6 is positioned at housing 1 outside, it is inner that the other end is positioned at the first switch storehouse 2 or second switch storehouse 3 or the 3rd switch storehouse 4, can come in contact with contact chip 7.
Spring 9, it is set on insulating bar 8 respectively, between contact chip 7 and housing 1.
Iron block 10, it is fixedly connected with the head of insulating bar 8.
First auxiliary connection post 12, it runs through and is arranged on the housing 1 in action storehouse 15, and it is outside that one end of this first auxiliary connection post 12 is positioned at housing 1, and it is inner that the other end is positioned at action storehouse 15.
Second auxiliary connection post 13, it runs through and is arranged on the housing 1 in action storehouse 15, and it is outside that one end of this second auxiliary connection post 13 is positioned at housing 1, and it is inner that the other end is positioned at action storehouse 15.
Electromagnet 11, it is inner that it is arranged on action storehouse 15, and this electromagnet 11 is electrically connected by wire 14 and the first auxiliary connection post 12 and the second auxiliary connection post 13.
When installing the utility model, inlet wire being connected on inlet wire binding post 5, outlet being connected on outlet binding post 6, control circuit being connected on the first auxiliary connection post 12 and the second auxiliary connection post 13.
The utility model operationally, the break-make of electric current in electromagnet 11 is controlled by control circuit, when having electric current to pass through in electromagnet 11, electromagnet 11 attracts iron block 10, insulating bar 8 moves downward, under the effect of insulating bar 8, contact chip 7 is electrically connected with inlet wire binding post 5 and outlet binding post 6, thus connects circuit; When current vanishes in electromagnet 11, electromagnet 11 discharges iron block 10, and insulating bar 8 and contact chip 7 are grouped into original position next time in the effect of spring 9, thus carry out line disconnection.
The utility model effectively can contain the generation of electric arc, improves reliability, extends useful life.
Although content of the present utility model has done detailed introduction by above preferred embodiment, will be appreciated that above-mentioned description should not be considered to restriction of the present utility model.After those skilled in the art have read foregoing, for multiple amendment of the present utility model and substitute will be all apparent.Therefore, protection range of the present utility model should be limited to the appended claims.
Claims (5)
1. a crowbar switch, is characterized in that, this crowbar switch comprises:
Be arranged on the inner some switch storehouses of housing (1) and action storehouse (15), described some switch storehouses stacking setting from top to bottom, described action storehouse (15) is arranged on bottom;
Insulating bar (8), it runs through and is arranged in some switch storehouses and action storehouse (15), can be up and down in some switch storehouses and action storehouse (15), and the head of this insulating bar (8) is positioned at action storehouse (15);
Some contact chips (7), it is inner that it lays respectively at some switch storehouses, and this contact chip (7) is fixedly connected with described insulating bar (8), can move with insulating bar (8);
Some inlet wire binding posts (5), its run through respectively be arranged on some switch storehouses housing (1) on, it is outside that one end of this inlet wire binding post (5) is positioned at housing (1), and it is inner that the other end is positioned at some switch storehouses, can come in contact with contact chip (7);
Some outlet binding posts (6), its run through respectively be arranged on some switch storehouses housing (1) on, it is outside that one end of this outlet binding post (6) is positioned at housing (1), and it is inner that the other end is positioned at some switch storehouses, can come in contact with contact chip (7);
Some springs (9), it is set on insulating bar (8) respectively, is positioned between contact chip (7) and housing (1);
Iron block (10), it is fixedly connected with the head of insulating bar (8);
First auxiliary connection post (12), its run through be arranged on action storehouse (15) housing (1) on, it is outside that one end of this first auxiliary connection post (12) is positioned at housing (1), and it is inner that the other end is positioned at action storehouse (15);
Second auxiliary connection post (13), its run through be arranged on action storehouse (15) housing (1) on, it is outside that one end of this second auxiliary connection post (13) is positioned at housing (1), and it is inner that the other end is positioned at action storehouse (15);
Electromagnet (11), it is inner that it is arranged on action storehouse (15), and this electromagnet (11) is electrically connected by wire (14) and the first auxiliary connection post (12) and the second auxiliary connection post (13).
2. crowbar switch as claimed in claim 1, it is characterized in that, the quantity of described contact chip (7) is equal with the quantity in switch storehouse.
3. crowbar switch as claimed in claim 1, it is characterized in that, the quantity of described inlet wire binding post (5) is equal with the quantity in switch storehouse.
4. crowbar switch as claimed in claim 1, it is characterized in that, the quantity of described outlet binding post (6) is equal with the quantity in switch storehouse.
5. crowbar switch as claimed in claim 1, it is characterized in that, the quantity of described spring (9) is equal with the quantity in switch storehouse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520293644.4U CN204596671U (en) | 2015-05-08 | 2015-05-08 | A kind of crowbar switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520293644.4U CN204596671U (en) | 2015-05-08 | 2015-05-08 | A kind of crowbar switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204596671U true CN204596671U (en) | 2015-08-26 |
Family
ID=53932798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520293644.4U Active CN204596671U (en) | 2015-05-08 | 2015-05-08 | A kind of crowbar switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204596671U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108010755A (en) * | 2017-12-08 | 2018-05-08 | 资红艳 | A kind of crowbar switch |
-
2015
- 2015-05-08 CN CN201520293644.4U patent/CN204596671U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108010755A (en) * | 2017-12-08 | 2018-05-08 | 资红艳 | A kind of crowbar switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |