CN203150495U - High-voltage circuit safe breaker - Google Patents
High-voltage circuit safe breaker Download PDFInfo
- Publication number
- CN203150495U CN203150495U CN 201320112786 CN201320112786U CN203150495U CN 203150495 U CN203150495 U CN 203150495U CN 201320112786 CN201320112786 CN 201320112786 CN 201320112786 U CN201320112786 U CN 201320112786U CN 203150495 U CN203150495 U CN 203150495U
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- CN
- China
- Prior art keywords
- upper cover
- cover shell
- decoupler
- safe
- tension circuit
- 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
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- Breakers (AREA)
Abstract
The utility model discloses a high-voltage circuit safe breaker, which comprises an upper cover casing and a base. A handle is arranged on the upper cover casing. Terminals on the two sides of the handle are connected on the upper cover casing respectively through an installation hole acting as a lever fulcrum. The terminals on the two sides of the handle are further respectively provided with a guide groove. A pair of high-voltage insertion pieces connected through a fuse is further arranged inside the upper cover casing. The two sides of the base outer wall are respectively provided with a protruding end cooperating with the respective guide groove. A pair of high-voltage insertion grooves corresponding to the high-voltage insertion pieces is arranged inside the base. The high-voltage circuit safe breaker further comprises a high-voltage interlocking information confirming device. The high-voltage circuit safe breaker achieves a manual power-off function and an over-current protection function at the same time. Meanwhile, the handle can help pull out a second-order lever. The upper cover casing is thus conveniently pulled out. The adopted high-voltage information interlocking mechanism with a simple structure needs no extra operation steps and has no complex mechanical structure. The production cost is further effectively lowered.
Description
Technical field
The utility model relates to the batteries of electric automobile circuit field, relates in particular to the safe decoupler of manual high-tension circuit that uses when a kind of electric automobile keeps in repair.
Background technology
The safe decoupler of high-tension circuit be install at high-tension line one can the hand off circuit protection switch; and be equipped with the overload quick fuse fuse; when switch conduction, can protect the safety of high-tension circuit; under maintenance or the state of emergency; can manually disconnect high-tension circuit, protection system safety and operating personnel's safety.Therefore, the safe decoupler of high-tension circuit also is a kind of manual handling equipment commonly used in the electric automobile, in the prior art, as Chinese patent 201120356758.0, a kind of manual service switch is described, the safe decoupler of general high-tension circuit mainly comprises the insulation board inserted sheet that connects and the clamping lamellar body that is fixed on the base and forms, and a side that wherein clamps lamellar body is made up of two conducting strips, and opposite side is connected with the both positive and negative polarity of power supply by lead.During operation, contact the closure of realization switch with the clamping lamellar body on being fixed on base by the inserted sheet that hand control is connected with insulation board.Behind switch closure, by a locking mechanism handle is fixed on make position, prevent because the vibration of vehicle causes switch failure.In the improved service switch, also that locking step and the switch closure step of switch is unified, the hand control inserted sheet with will be being locked on the fixed head by springlock when conducting strip in clamping lamellar body is communicated with, because the ease of connection that is inserted sheet causes becoming flexible, though in the patent inserted sheet changed into the female type structure, but also cause the complicated of structure, also increased processing cost simultaneously; Used non-return locking member buckle to prevent because the vibration of vehicle causes switch failure at shell in the patented technology, but make switch disconnect equally and the dismounting inconvenience, the high pressure interlock information of using in the patented technology confirms that the low tension loop testing agency of device has used complex mechanical construction equally, has increased production cost.
The utility model content
In view of the defective that above-mentioned prior art exists, the purpose of this utility model is to propose the safe decoupler of a kind of high-tension circuit, realizes the function of manually outage and overcurrent protection simultaneously, and makes it simple to operate, and is simple in structure, reduces production costs.
The purpose of this utility model will be achieved by the following technical programs:
The safe decoupler of a kind of high-tension circuit, comprise upper cover shell and base, described upper cover shell is provided with the leader, two lateral terminals of described handle are connected on the described upper cover shell by the installing hole of balance pivot effect together, also respectively be provided with a guide groove on two lateral terminals of described handle, the inside of described upper cover shell is provided with a pair of high pressure inserted sheet that is connected by fuse, the outer wall both sides of described base respectively are provided with a jag that matches with described guide groove, and the inside of described base is provided with the corresponding high pressure of a pair of and described high pressure inserted sheet and patches groove; The safe decoupler of described high-tension circuit also comprises high pressure interlock information affirmation device.
Preferably, the safe decoupler of above-mentioned a kind of high-tension circuit, wherein: described high pressure interlock information confirms that device is one or more in contact pin type validation of information device and the sensitive switch validation of information device; Described contact pin type validation of information device comprises the contact pin of the suitable inside that is arranged on described upper cover shell and is arranged on the jack of the inside of described base; Described sensitive switch validation of information device is arranged on the bottom of described base.
Preferably, the safe decoupler of above-mentioned a kind of high-tension circuit, wherein: be respectively arranged with a lockable mechanism between described upper cover shell and the described handle and between described upper cover shell and the described base.
Preferably, the safe decoupler of above-mentioned a kind of high-tension circuit, wherein: described lockable mechanism is non-return buckle.
In the use, when described upper cover shell and the complete closure of described base, upper cover shell and handle locking; When emergency or service mode, pull handle, described guide groove cooperates formation lever assist in functions with described jag, extract described upper cover shell, when upper cover shell is extracted half (be that the validation of information signal disconnects, high-tension circuit is still connected), upper cover shell and base locking, need external force to open locking system and can extract upper cover shell, high-tension circuit disconnects.
Preferably, the safe decoupler of above-mentioned a kind of high-tension circuit, wherein: described high pressure patches groove and adopts the beryllium copper contact flat spring to connect, and adds a pair of stainless steel shell fragment in the outside of described beryllium copper contact flat spring.Because patching groove, base connects high-tension circuit, its switching performance directly has influence on the stable of whole high-tension circuit, the slot brace adopts the beryllium copper contact flat spring to connect, and install stainless steel elastic force steel disc additional in the brace outside and reinforce, ensure that shell fragment can not guarantee that inserted sheet contacts with the good of slot because plug process elastic force diminishes, improve the connective stability of high-tension circuit, it is stable that the installing additional of elastic force steel disc is in the connector contact engaging and separating force, greatly improves the connect-disconnect life of decoupler.
Preferably, the safe decoupler of above-mentioned a kind of high-tension circuit, wherein: the installation that matches of the described fuse of multiple different size such as 160A/200A/250A315A/350A and corresponding described upper cover shell, the male terminal shell fool proof slot of the described fuse correspondence of different size is transplanted a cutting apart from different with female terminal shell fool proof, thereby prevents different size upper cover shell and base mixed insertion.
Preferably, the safe decoupler of above-mentioned a kind of high-tension circuit, wherein: described base is being provided with 2 roads for the water proof ring with described upper cover shell clamping sealing with the closed place of described upper cover shell.
Outstanding effect of the present utility model is: the safe decoupler of a kind of high-tension circuit of the present utility model has been realized the function of manual outage and overcurrent protection simultaneously; wherein handle has increased and has extracted second order lever assist in functions; make things convenient for upper cover shell to extract; be convenient to safety operation; the high pressure information interlock that uses is simple in structure; do not need extra operating procedure; the fuse of use different size has embodied the operational design of hommization especially as fool proof design; whole decoupler is simple in structure; do not have complex mechanical construction, effectively reduce production cost.
Following constipation closes the embodiment accompanying drawing, embodiment of the present utility model is described in further detail, so that technical solutions of the utility model are easier to understand, grasp.
Description of drawings
Fig. 1 is the front view of the upper cover shell of the utility model embodiment;
Fig. 2 is the end view of the upper cover shell of the utility model embodiment;
Fig. 3 is the front view of the base of the utility model embodiment;
Fig. 4 is the end view of the base of the utility model embodiment.
Embodiment
Embodiment:
The safe decoupler of a kind of high-tension circuit of present embodiment, as Fig. 1～shown in Figure 4, comprise upper cover shell 1 and base 2, upper cover shell 1 is provided with handle 11, two lateral terminals of handle 11 respectively are connected on the upper cover shell 1 by an installing hole 12 that plays the balance pivot effect, also respectively be provided with a guide groove 13 on two lateral terminals of handle 11, the inside of upper cover shell 1 is provided with a pair of high pressure inserted sheet 15 that is connected by fuse 14, the outer wall both sides of base 2 respectively are provided with a jag 21 that matches with guide groove 13, jag 21 slides in guide groove 13, the inside of base 2 is provided with a pair of and high pressure inserted sheet 15 corresponding high pressure and patches groove 22, high pressure patches groove 22 and adopts the beryllium copper contact flat spring to connect, and adds a pair of stainless steel shell fragment in the outside of beryllium copper contact flat spring; The safe decoupler of high-tension circuit also comprises two kinds of high pressure interlock information affirmation devices; wherein contact pin type validation of information device comprises the contact pin 16 and the jack 23 that is arranged on the inside of base 2 of the suitable inside that is arranged on upper cover shell 1; sensitive switch validation of information device arranges 24 bottoms at base; two kinds of high pressure interlock information confirm that device is connected in series, and realize duplicate protection.
Wherein, be provided with buckle 17 and following buckle 18 on the non-return snap lock locking mechanism between upper cover shell 1 and the handle 11, be respectively arranged with buckle 19 and following buckle 20 on the contrary snap lock locking mechanism between upper cover shell 1 bottom and base 2 middle parts, upper cover shell 1 also is provided with 2 roads for the water proof ring 25 with described upper cover shell clamping sealing with the closure place of base 2.
In the use, when upper cover shell 1 and base 2 are closed fully, upper cover shell 1 and handle 11 lockings; When emergency or service mode, pull handle 11, guide groove 13 cooperates formation lever assist in functions with jag 21, extract upper cover shell 1, when upper cover shell 1 is extracted half (be that the validation of information signal disconnects, high-tension circuit is still connected), upper cover shell 1 and base 2 lockings, need external force to open buckle 19 and following buckle 20 on the lockable mechanism, can extract upper cover shell, high-tension circuit disconnects.
Present embodiment has been realized the function of manual outage and overcurrent protection simultaneously; wherein handle has increased and has extracted second order lever assist in functions; make things convenient for upper cover shell to extract; be convenient to safety operation, the high pressure information interlock of use is simple in structure, does not need extra operating procedure; the fuse 14 of use different size has embodied the operational design of hommization especially as fool proof design; whole decoupler is simple in structure, does not have complex mechanical construction, effectively reduces production cost.
The utility model still has numerous embodiments, and all employing equivalents or equivalent transformation and all technical schemes of forming all drop within the protection range of the present utility model.
Claims (7)
1. safe decoupler of high-tension circuit, comprise upper cover shell and base, it is characterized in that: described upper cover shell is provided with the leader, two lateral terminals of described handle are connected on the described upper cover shell by the installing hole of balance pivot effect together, also respectively be provided with a guide groove on two lateral terminals of described handle, the inside of described upper cover shell is provided with a pair of high pressure inserted sheet that is connected by fuse, the outer wall both sides of described base respectively are provided with a jag that matches with described guide groove, and the inside of described base is provided with the corresponding high pressure of a pair of and described high pressure inserted sheet and patches groove; The safe decoupler of described high-tension circuit also comprises high pressure interlock information affirmation device.
2. the safe decoupler of a kind of high-tension circuit according to claim 1 is characterized in that: described high pressure interlock information confirms that device is one or more in contact pin type validation of information device and the sensitive switch validation of information device; Described contact pin type validation of information device comprises the contact pin of the suitable inside that is arranged on described upper cover shell and is arranged on the jack of the inside of described base; Described sensitive switch validation of information device is arranged on the bottom of described base.
3. the safe decoupler of a kind of high-tension circuit according to claim 1 is characterized in that: be respectively arranged with a lockable mechanism between described upper cover shell and the described handle and between described upper cover shell and the described base.
4. the safe decoupler of a kind of high-tension circuit according to claim 3, it is characterized in that: described lockable mechanism is non-return buckle.
5. the safe decoupler of a kind of high-tension circuit according to claim 1 is characterized in that: described high pressure patches groove and adopts the beryllium copper contact flat spring to connect, and adds a pair of stainless steel shell fragment in the outside of described beryllium copper contact flat spring.
6. the safe decoupler of a kind of high-tension circuit according to claim 1 is characterized in that: the installation that matches of the described fuse of different size and corresponding described upper cover shell.
7. the safe decoupler of a kind of high-tension circuit according to claim 1 is characterized in that: described base is used for water proof ring with described upper cover shell clamping sealing being provided with 2 roads with the closed place of described upper cover shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320112786 CN203150495U (en) | 2013-03-13 | 2013-03-13 | High-voltage circuit safe breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320112786 CN203150495U (en) | 2013-03-13 | 2013-03-13 | High-voltage circuit safe breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203150495U true CN203150495U (en) | 2013-08-21 |
Family
ID=48978003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320112786 Expired - Fee Related CN203150495U (en) | 2013-03-13 | 2013-03-13 | High-voltage circuit safe breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203150495U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103165348A (en) * | 2013-03-13 | 2013-06-19 | 苏州智绿环保科技有限公司 | High voltage circuit safety breaker |
| CN105336546A (en) * | 2014-07-25 | 2016-02-17 | 比亚迪股份有限公司 | Power-off switch for electric vehicle and electric vehicle with power-off switch |
-
2013
- 2013-03-13 CN CN 201320112786 patent/CN203150495U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103165348A (en) * | 2013-03-13 | 2013-06-19 | 苏州智绿环保科技有限公司 | High voltage circuit safety breaker |
| CN105336546A (en) * | 2014-07-25 | 2016-02-17 | 比亚迪股份有限公司 | Power-off switch for electric vehicle and electric vehicle with power-off switch |
| CN105336546B (en) * | 2014-07-25 | 2019-01-29 | 比亚迪股份有限公司 | Cut-off switch for electric vehicle and the electric vehicle with it |
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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: 20130821 |