CN204633342U - A kind of Intelligent capacitor and anti-explosion mechanism thereof - Google Patents
A kind of Intelligent capacitor and anti-explosion mechanism thereof Download PDFInfo
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- CN204633342U CN204633342U CN201520376876.6U CN201520376876U CN204633342U CN 204633342 U CN204633342 U CN 204633342U CN 201520376876 U CN201520376876 U CN 201520376876U CN 204633342 U CN204633342 U CN 204633342U
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- intelligent capacitor
- explosion
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- stator
- explosion mechanism
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/30—Reactive power compensation
Abstract
A kind of Intelligent capacitor and anti-explosion mechanism thereof, described Intelligent capacitor comprises housing and is arranged at the anti-explosion mechanism in described housing, described anti-explosion mechanism has weak spot (1), be provided with explosion-proof signals collecting loop in the control circuit of described Intelligent capacitor, described weak spot (1) is arranged in described explosion-proof signals collecting loop.Intelligent capacitor of the present utility model and anti-explosion mechanism thereof, cost is lower, reliability is high and product temperature rise is low, extends product useful life.
Description
Technical field
The utility model relates to a kind of Intelligent capacitor structure-design technique field, particularly relates to a kind of Intelligent capacitor and anti-explosion mechanism thereof.
Background technology
Intelligent capacitor is a kind of capacitor being integrated with the advanced technologies such as modern test and control, power electronics, network communication, Automated condtrol, power capacitor.It changes the backward controller technology of traditional reactive power compensator and the mechanical contactor fallen behind or the electromechanical integral switch switching technology as switched capacitor, change the tactic pattern that traditional reactive power compensator is bulky and heavy, thus it is better to make low-pressure reactive compensation equipment of new generation have compensation effect, volume is less, power consumption is lower, price is more honest and cleaner, cost-saving more, use more flexible, safeguard convenient, longer service life, the feature that reliability is higher, has adapted to the requirements at the higher level of modern power network to reactive power compensation.
In order to ensure circuit security of operation, usually anti-explosion mechanism to be designed in Intelligent capacitor, conventional anti-explosion mechanism is mechanical explosion mechanism, as shown in Figure 1, existing mechanical explosion mechanism arranges two place's pulling force weak spots 1 in the major loop of Intelligent capacitor, and when fault, capacitor protector knows from experience expansion deformation, when capacitor casing deformation quantity reaches scheduled volume, this weak spot place disconnects, thus cuts off major loop, guarantees major loop safety.
But above-mentioned mechanical explosion mechanism has following shortcoming: the electric current 1, due to capacitor major loop is comparatively large, and the flow area at weak spot place is little, through-current capability is weak, this weak spot is arranged in major loop, the resistance value at weak spot place is very large, and caloric value is large, and life of product can be caused to shorten; Need major loop originally to cut off when 2, this anti-explosion mechanism is installed, then the safety plate of explosion-protection equipment is welded in major loop, more whole explosion-protection equipment is welded on housing, operate very loaded down with trivial details; 3, this anti-explosion mechanism needs to be welded on housing by a large amount of scolding tin, and not only cost is high, and has creep properties in high temperature environments due to scolding tin, along with its firmness of rising of temperature progressively reduces, causes the explosion-proof performance of this anti-explosion mechanism unstable.
Utility model content
Technical problem to be solved in the utility model is that the anti-explosion mechanism cost of existing Intelligent capacitor is high, poor reliability, affect useful life of capacitor, and provides that a kind of cost is lower, reliability is high, do not affect the Intelligent capacitor in capacitor useful life and anti-explosion mechanism thereof.
For solving the problems of the technologies described above, the technical solution of the utility model is as follows:
A kind of Intelligent capacitor, comprise housing and be arranged at the anti-explosion mechanism in described housing, described anti-explosion mechanism has weak spot, is provided with explosion-proof signals collecting loop in the control circuit of described Intelligent capacitor, and described weak spot is arranged in described explosion-proof signals collecting loop.
In above-mentioned Intelligent capacitor, described anti-explosion mechanism comprises first connecting plate fixing with described housing and the second connecting plate, described first connecting plate and described second connecting plate interval are arranged, connected by safety plate between described first connecting plate and described second connecting plate, described weak spot is arranged on described safety plate.
In above-mentioned Intelligent capacitor, described first connecting plate and described second connecting plate are fixed respectively by a fixed head and described housing.
In above-mentioned Intelligent capacitor, each described fixed head includes the first stator and the second stator, described first stator of described first connecting plate, described second connecting plate respectively with one described fixed head is fastened and connected, and described second stator of described fixed head is fixedly connected with described housing.
In above-mentioned Intelligent capacitor, between described first stator and described second stator at right angles.
In above-mentioned Intelligent capacitor, described second stator of described fixed head and described case weld.
In above-mentioned Intelligent capacitor, described safety plate is provided with two signal line, article two, and described safety plate is connected and two tie point intervals are arranged respectively in one end of described holding wire, and the other end of two described holding wires connects two inputs of the control unit of described control circuit respectively.
In above-mentioned Intelligent capacitor, described first connecting plate, described second connecting plate are riveted with described safety plate respectively.
In above-mentioned Intelligent capacitor, the number of described weak spot is one.
A kind of anti-explosion mechanism, in Intelligent capacitor, the weak spot that described anti-explosion mechanism comprises the explosion-proof signals collecting loop in the control circuit being arranged at described Intelligent capacitor and is arranged in described explosion-proof signals collecting loop.
Technique scheme of the present utility model has the following advantages compared to existing technology:
(1) Intelligent capacitor of the present utility model and anti-explosion mechanism thereof, set up an explosion-proof signals collecting loop, and the weak spot of anti-explosion mechanism has been arranged in this explosion-proof signals collecting loop, without the need to changing the structure of former major loop, realize more easy, be easy to operation.
(2) Intelligent capacitor of the present utility model and anti-explosion mechanism thereof, wherein explosion-proof signals collecting loop is only for signals collecting, its electric current is very little compared with major loop, weak spot is arranged in this explosion-proof signals collecting loop, the resistance value at weak spot place is very little, caloric value is little, makes product temperature rise low, extends the useful life of product.
(3) Intelligent capacitor of the present utility model and anti-explosion mechanism thereof, its anti-explosion mechanism when mounted only portion need spot welding, scolding tin use amount is very little, and cost is lower, and greatly can reduce the impact of scolding tin high temperature creep on explosion-proof performance.
(4) Intelligent capacitor of the present utility model and anti-explosion mechanism thereof, because only need to break single weak spot, required value of thrust is less, and due to anti-explosion mechanism disengaging major loop of the present utility model, this anti-explosion mechanism can be installed on the larger centre position of shell deformation, and existing anti-explosion mechanism must be arranged near major loop, namely can only be arranged on housing upper, therefore compared with anti-explosion mechanism, anti-explosion mechanism sensitivity of the present utility model and reliability higher.
(5) Intelligent capacitor of the present utility model and anti-explosion mechanism thereof, wherein anti-explosion mechanism design is rationally ingenious, and structure is simple, is easy to realize.
Accompanying drawing explanation
In order to make content of the present utility model be more likely to be clearly understood, below according to specific embodiment of the utility model also by reference to the accompanying drawings, the utility model is described in further detail, wherein
Fig. 1 is the circuit diagram of existing Intelligent capacitor anti-explosion mechanism;
Fig. 2 is the structural representation of the utility model Intelligent capacitor anti-explosion mechanism;
Fig. 3 is the schematic diagram of the utility model anti-explosion mechanism in Intelligent capacitor;
Fig. 4 is the circuit diagram of the utility model Intelligent capacitor anti-explosion mechanism.
In figure, Reference numeral is expressed as: 1-weak spot, 2-first connecting plate, 3-second connecting plate, 4-fixed head, 5-first stator, 6-second stator, 7-holding wire, 8-riveting point, 9-safety plate.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
As Figure 2-3, it is the embodiment of the utility model Intelligent capacitor and anti-explosion mechanism thereof, anti-explosion mechanism is arranged in the housing of Intelligent capacitor, anti-explosion mechanism comprises the explosion-proof signals collecting loop be arranged in Intelligent capacitor control circuit and the weak spot 1 be arranged in explosion-proof signals collecting loop, and the major loop in the utility model in Intelligent capacitor control circuit and other signal acquisition circuits are all identical with existing Intelligent capacitor.
Anti-explosion mechanism comprises the first connecting plate 2 and the second connecting plate 3, first connecting plate 2 and the second connecting plate 3 and all adopts insulating material to make, and is preferably epoxy resin bonded fiber in the present embodiment.First connecting plate 2 and the second connecting plate 3 interval are arranged, and namely the first connecting plate 2 and the second connecting plate 3 are not in contact with each other, and connected by safety plate 9 between the first connecting plate 2 and the second connecting plate 3, weak spot 1 is arranged on safety plate 9.In the present embodiment, safety plate 9 offers V-type and cuts hole, V-type cuts the edge formation weak spot 1 of tip to safety plate 9 in hole, and as shown in Figure 2, it is weak as far as possible that this weak spot 1 can be arranged, sensitivity when breaking with guarantee and reliability, and in the utility model, in order to simplify processing, weak spot arranges one can realize utility model object, certainly passing under the loaded down with trivial details prerequisite of procedure, weak spot also can arrange multiple.In the present embodiment, in order to easy for installation, the first connecting plate 2, second connecting plate 3 is riveted with safety plate 9 respectively, forms two riveting points 8.First connecting plate 2 and the second connecting plate 3 are also fixed respectively by a fixed head 4 and housing, to be arranged in the housing of Intelligent capacitor by anti-explosion mechanism.Each fixed head 4 includes the first stator 5 and the second stator 6, in order to process, easy for installation, at right angles arranges between the first stator 5 and the second stator 6.First stator 5 of the first connecting plate 2, second connecting plate 3 respectively with one fixed heads 4 is fastened and connected, and the second stator 6 of fixed head 4 is fixedly connected with housing, is fixed by the second stator 6 as adopted welding manner with housing.
In an embodiment of the present utility model, two tips can also be offered relatively and the little V-type be spaced a distance cuts hole on safety plate 9, between the tip that these two little V-types cut hole, form weak spot 1.That is, weak spot 1 arranges form on safety plate 9, and those skilled in the art can sets itself as required, and the utility model is not construed as limiting this.
In an embodiment of the present utility model, the connected mode of the first connecting plate 2, second connecting plate 3 and the first stator 5 can adopt other alternative way such as being spirally connected, and the utility model is not construed as limiting this.
As shown in Figure 3, safety plate 9 is provided with two signal line 7, and safety plate 9 is connected and two tie point intervals are arranged respectively in one end of this two signal line 7, namely two tie points are not in contact with each other, two inputs of the control unit of the other end difference connection control circuit of two signal line 7, namely connect two inputs of Intelligent capacitor CPU (Central Processing Unit, central processing unit), form normally closed explosion-proof signals collecting loop.In order to easy to process, one end of two signal line 7 is welded on the side of two riveting points 8 of safety plate 9 respectively.
The operation principle of the utility model Intelligent capacitor anti-explosion mechanism is: when damage occurs Intelligent capacitor inner member, capacitor internal pressure increases, housing produces distortion, break weak spot place when shell deformation amount reaches predetermined amount, normally closed signal becomes often to be opened, and CPU sends instruction after collecting this normal ON signal, given design pressed by relay, current zero disconnects, and cannot close again, thus ensures line security.
As shown in Figure 4, the existing signal acquisition circuit of Intelligent capacitor comprises that overcurrent, overvoltage, temperature are too high, phase shortage etc. (representing with travel switch SB1-SBn in figure), when certain numerical value exceedes default judgement scope, in figure, corresponding travel switch will be opened, CPU will send instruction after collecting this normal ON signal, relay K M1, KM2 are disconnected, Intelligent capacitor is excised from electrical network, ensure line security.And the utility model adds an explosion-proof signals collecting loop, the similar travel switch of weak spot on explosion-proof signals collecting loop, stroke is the deformational displacement amount of Intelligent capacitor housing, form a normally closed loop, when shell deformation amount reaches scheduled volume, this weak spot disconnects, i.e. stroke switch opens, form normal ON signal, CPU will send instruction after collecting this normal ON signal, make relay K M1, KM2 disconnects, and do not allow again to close a floodgate again, so Intelligent capacitor is just before shell deformation amount reaches capacity to such an extent as to explodes, excise from electrical network, thus reach explosion-proof object.
Intelligent capacitor anti-explosion mechanism of the present utility model comprises circuit and machinery two parts, circuit part and explosion-proof signals collecting loop, the weak spot of mechanical part is arranged in circuit part, form good cooperation, compared with traditional Purely mechanical anti-explosion mechanism, reliability is higher, safer, and the structure of former major loop need not be changed, realize more easy.
Obviously, above-described embodiment is only for clearly example being described, and the restriction not to execution mode.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all execution modes.And thus the apparent change of extending out or variation be still among the protection range that the utility model creates.
Claims (10)
1. an Intelligent capacitor, comprise housing and be arranged at the anti-explosion mechanism in described housing, described anti-explosion mechanism has weak spot (1), it is characterized in that: be provided with explosion-proof signals collecting loop in the control circuit of described Intelligent capacitor, described weak spot (1) is arranged in described explosion-proof signals collecting loop.
2. Intelligent capacitor according to claim 1, it is characterized in that: described anti-explosion mechanism comprises first connecting plate (2) fixing with described housing and the second connecting plate (3), described first connecting plate (2) and described second connecting plate (3) interval are arranged, connected by safety plate (9) between described first connecting plate (2) and described second connecting plate (3), described weak spot (1) is arranged on described safety plate (9).
3. Intelligent capacitor according to claim 2, is characterized in that: described first connecting plate (2) and described second connecting plate (3) are fixed respectively by a fixed head (4) and described housing.
4. Intelligent capacitor according to claim 3, it is characterized in that: each described fixed head (4) includes the first stator (5) and the second stator (6), described first stator (5) of described first connecting plate (2), described second connecting plate (3) respectively with one described fixed head (4) is fastened and connected, and described second stator (6) of described fixed head (4) is fixedly connected with described housing.
5. Intelligent capacitor according to claim 4, is characterized in that: between described first stator (5) and described second stator (6) at right angles.
6. Intelligent capacitor according to claim 4, is characterized in that: described second stator (6) and the described case weld of described fixed head (4).
7. according to the arbitrary described Intelligent capacitor of claim 2-6, it is characterized in that: described safety plate (9) is provided with two signal line (7), article two, and described safety plate (9) is connected and two tie point intervals are arranged respectively in one end of described holding wire (7), and the other end of two described holding wires (7) connects two inputs of the control unit of described control circuit respectively.
8. Intelligent capacitor according to claim 7, is characterized in that: described first connecting plate (2), described second connecting plate (3) are riveted with described safety plate (9) respectively.
9. Intelligent capacitor according to claim 1, is characterized in that: the number of described weak spot (1) is one.
10. an anti-explosion mechanism, for in Intelligent capacitor, it is characterized in that: the weak spot (1) that described anti-explosion mechanism comprises the explosion-proof signals collecting loop in the control circuit being arranged at described Intelligent capacitor and is arranged in described explosion-proof signals collecting loop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520376876.6U CN204633342U (en) | 2015-06-03 | 2015-06-03 | A kind of Intelligent capacitor and anti-explosion mechanism thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520376876.6U CN204633342U (en) | 2015-06-03 | 2015-06-03 | A kind of Intelligent capacitor and anti-explosion mechanism thereof |
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| Publication Number | Publication Date |
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| CN204633342U true CN204633342U (en) | 2015-09-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520376876.6U Active CN204633342U (en) | 2015-06-03 | 2015-06-03 | A kind of Intelligent capacitor and anti-explosion mechanism thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104868486A (en) * | 2015-06-03 | 2015-08-26 | 德力西电气有限公司 | Intelligent capacitor and explosion-proof mechanism therefor |
| CN109300688A (en) * | 2018-09-30 | 2019-02-01 | 德力西电气有限公司 | A kind of capacitor from explosion structure and capacitor |
-
2015
- 2015-06-03 CN CN201520376876.6U patent/CN204633342U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104868486A (en) * | 2015-06-03 | 2015-08-26 | 德力西电气有限公司 | Intelligent capacitor and explosion-proof mechanism therefor |
| CN109300688A (en) * | 2018-09-30 | 2019-02-01 | 德力西电气有限公司 | A kind of capacitor from explosion structure and capacitor |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |