CN202230958U - Manual maintenance switch - Google Patents
Manual maintenance switch Download PDFInfo
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- CN202230958U CN202230958U CN2011203567580U CN201120356758U CN202230958U CN 202230958 U CN202230958 U CN 202230958U CN 2011203567580 U CN2011203567580 U CN 2011203567580U CN 201120356758 U CN201120356758 U CN 201120356758U CN 202230958 U CN202230958 U CN 202230958U
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Abstract
A manual maintenance switch is disclosed, which comprises a pluggable and detachable first structure located on the upper part of the maintenance switch and a second structure located on the lower part of the maintenance switch and fixedly connected with the surface of the housing of an external high-voltage power battery system, wherein when the housing of the upper cover of the first structure is matched-connected and locked-fixed with the base of the second structure, the pin of the first structure is correspondingly plugged in the jack of the second structure, the high-voltage loop of the battery system is closed, and a fuse connected with the pin is accessed in the high-voltage loop; a handle on the first structure controls a low-voltage signal pin connected with the maintenance switch to be correspondingly plugged in the signal pin jack of the second structure relative to the different positions of the maintenance switch, so as to close the low-voltage loop of the battery system; or, the handle controls the low-voltage signal pin to be plugged out of the signal pin jack, so as to break the low-voltage loop. The manual maintenance switch disclosed by the utility model can control the state of a circuit detection switch via low voltage, has a high-voltage and low-voltage interlocked structure, and has the functions of manual emergency power-off and over-current protection.
Description
Technical field
The utility model relates to a kind of service switch, is specifically related to the manual service switch of a kind of battery for electric automobile group emergency power off.
Background technology
Manually service switch is a kind of manual handling equipment commonly used in the motor vehicle, generally when motor vehicle needs repairing, is used for making the high-tension apparatus emergency power off.Present service switch mainly comprises 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 through lead.During operation, contact the closure of realization switch with the clamping lamellar body on being fixed on base through the inserted sheet that is connected hand control with insulation board.Behind switch closure, through a locking mechanism handle is fixed on make position, prevent because the vibration of vehicle causes switch failure.In existing a kind of improved service switch, also that the locking step of switch is unified with the switch closure step, the hand control inserted sheet with through springlock handle is locked on the fixed head when conducting strip in the clamping lamellar body is communicated with.
Switching function when this type of switch for emergency maintenance can be realized needing emergency power off, but its complex structure, function singleness, and when jolting of vehicle operating process causes locking unreliable breaking down, can not in time search guilty culprit ground.
The utility model content
The utility model purpose is to provide a kind of manual service switch easy and simple to handle; Said service switch can be realized urgent manually outage and excess current protective function; And can pass through low-voltage control circuit sense switch state; The interlocking structure that has low pressure and high pressure simultaneously realizes that high pressure connects the timesharing control that is connected with low pressure.
In order to achieve the above object; The technical scheme of the utility model provides a kind of manual service switch; It comprises first structure that is positioned at this service switch top, can plugs dismounting, and second structure that is positioned at this service switch bottom, is fixedly connected with the electrokinetic cell system case surface of external high pressure; Both are connected and are locked;
The handle that said first structure comprises upper cover shell, is attached thereto places the inner fuse of this upper cover shell, and the some high pressure that are communicated with fuse are used contact pin, and is positioned at some low-voltage signal pins that the part of upper cover shell is connected with said handle;
Said second structure comprises base, the inner some jacks with the supporting setting of said some contact pins of base, and with some signal pin jacks of the supporting setting of said some low-voltage signal pins;
When first, second structure connects and lock, the said jack of the corresponding insertion of said contact pin, the high tension loop of battery system is closed, and said fuse is inserted wherein; Diverse location by relative this service switch of said handle; Control said low-voltage signal to inserting in the said signal pin jack, make the low tension loop of battery system closed, perhaps; Control said low-voltage signal pin and from the signal pin jack, extract, and this low tension loop is broken off.
The some non-return locking member buckle that is provided with on the said upper cover shell is complementary with some locking holes of said base setting; When said first, second structure connected, the corresponding chucking with said locking hole of said non-return locking member buckle locked.
Said first structure also comprises the insulation projection piece that penetrates up and down, and it is provided with plate part and downward boss; Said plate part is fixedly connected with said upper cover shell;
Said contact pin and low-voltage signal pin pass highly consistent said boss, make this boss be looped around the periphery of said contact pin and low-voltage signal pin;
The base set inside of said second structure is fluted, and the boss of the said insulation projection piece that confession is complementary inserts, and said first, second structure is connected.
The root position of corresponding said contact pin in the boss outside of said insulation projection piece, the position of this boss and plate part transition, also is provided with the rubber ring of band ripple struction, makes insulated enclosure and closely connection between said first, second structure.
In second structure, also comprise, utilize the plurality of fixed hole of offering on said fixed head and the rubber blanket, said second structure is fixedly mounted on the shell of electrokinetic cell group system around the fixed head of perimeter setting and the rubber blanket of below thereof.
In second structure, also comprise an insulation connecting plate, itself and said base bottom are equipped with and leave some spaces; Two corresponding two power connector end that are provided with of said jack are passed from those spaces, be connected with the both positive and negative polarity bus of said electrokinetic cell;
Be provided with two groups of totally four said signal pin jacks, wherein two are connected with the charging control signal line of low tension loop, and two are connected with the discharge control signal line of this low tension loop in addition.
The outer surface of the contact pin that said high pressure is used and the inner surface of said jack, the inner surface of the outer surface of said low-voltage signal pin and said signal pin jack, correspondence is provided with the connector of mutual interlock; Said connector is the bamboo joint structure that is provided with on the surface, and corresponding with it netted curved surface lines or some boss.
The outside at the said jack and the signal pin jack of second structure is provided with insulating part respectively; The length of said insulating part is greater than the length of said jack or signal pin jack, so that its end exceeds the end certain distance of those jacks.
Also comprise a gear transmission structure in said first structure, it is positioned at said handle in the part of upper cover shell, is connected with said some low-voltage signal pins;
And said handle is when relatively this service switch is in diverse location, controls said low-voltage signal pin through said gear transmission structure and stretches out on the surface of said first structure or withdraw.
When said handle went to the side of said upper cover shell, low-voltage signal was to inserting the signal pin jack, and low tension loop is closed, thereby confirmed the closure state of this service switch through the signal that detects low tension loop;
When electrokinetic cell ran into fault and need keep in repair, said handle went to the top of upper cover shell, and the low-voltage signal pin is extracted, and low tension loop is broken off; Through lifting handle, first, second structure of manual service switch is separated, to break off the connection of high tension loop.
In sum, the said manual service switch of the utility model usually is installed in the surface of shell of electrokinetic cell system through the fixed head of second structure, for easy to maintenance, can be installed in the open position of battery system near vehicle.Fix the locking protection structure below having adopted for the connection that improves its first, second structure: 1, correspondence is provided with realization interlock such as bamboo joint structure and fixes on the contact pin of high-low pressure, the jack; 2, the boss of insulation projection piece inserts in the base groove of coupling, and the rubber ring that is provided with the band ripple struction plays insulative water-proof and close-connected effect; 3, through the locking hole of said base both sides, lock with the corresponding chucking of non-return locking member buckle of said upper cover shell both sides.Being locked of these three levels effectively prevents manual service switch in the vehicle operating process, causes the situation of first, second structure separation to take place owing to vehicle jolts.
Said manual service switch has the high-low pressure interlock function: in use, the battery plus-negative plate bus is connected with the binding post of jack, the holding wire that discharges and recharges control is connected with the signal pin jack.According to the output performance of battery pack system, choose the fuse and the contact pin of appropriate size and connect; When first, second structure manually connects, it is closed with high tension loop that contact pin inserts jack; When operating current during greater than rated value, fuse can fuse, with the protection battery pack system.Simultaneously, when handle was gone to the side of service switch, the control low-voltage signal was to inserting the signal pin jack, and low tension loop is closed; Can confirm the closure state of manual service switch like this through the signal that detects low tension loop.When electrokinetic cell runs into fault and need keep in repair, need handle be gone to the top of manual service switch, low tension loop is broken off connect; Lift handle afterwards, first, second structure of manual service switch is separated, break off the connection of high tension loop, just can carry out normal malfunction elimination work.
Therefore, the said manual service switch of the utility model, simple in structure, easy to operate, can pass through low-voltage control circuit sense switch state, and connect restriction high tension loop connection, and have the function of urgent manually outage and overcurrent protection with low tension loop.
Description of drawings
Fig. 1 is the overall schematic of the manual service switch that provides of the utility model;
Fig. 2 is the STRUCTURE DECOMPOSITION schematic perspective view of the manual service switch that provides of the utility model;
Fig. 3 is first structural representation of the manual service switch that provides of the utility model;
Fig. 4 is the first structure vertical view of the manual service switch that in Fig. 3, provides of the utility model;
Fig. 5 is second structural representation of the manual service switch that provides of the utility model;
Fig. 6 is the second structure vertical view of the manual service switch that in Fig. 5, provides of the utility model;
Fig. 7, Fig. 8 are respectively the sketch mapes that the diverse location through handle comes the corresponding control signal contact pin to unplug and plug together in first structure of the manual service switch that in Fig. 3, provides of the utility model.
Embodiment
Through a kind of embodiment wherein, be further described in conjunction with the technical scheme of accompanying drawing to the utility model.
Cooperation is referring to Fig. 1, shown in Figure 2; The manual service switch that the utility model provides; Comprise first structure that is positioned at service switch top, can plugs dismounting, and second structure that is positioned at the service switch bottom, is fixedly connected with the electrokinetic cell group system of external high pressure; Both are connected and are locked.
Cooperation referring to Fig. 1 to shown in Figure 4, the handle 102 that said first structure comprises a upper cover shell 101, is attached thereto, and the non-return locking member buckle 104 that is oppositely arranged of upper cover shell 101 two bottom sides.
In said first inside configuration, also comprise the fuse 105 supporting with the electrokinetic cell specification, place in the upper cover shell 101.Connection is provided with the contact pin 107 that two high pressure are used with it, and its main body is positioned at said fuse 105 belows; Said two contact pin 107 correspondences are provided with the part that extends to said fuse 105 both sides, through bolt 106 said fuse 105 are fixedly connected with this extension of said contact pin 107.First structure also is provided with two groups of totally four low-voltage signal pins 110, and two low-voltage signal pins 110 of every group are interconnected; Said handle 102 is positioned at the part of upper cover shell 101, also is connected with those low-voltage signal pins 110 through a gear transmission structure 113, and by the position, the left and right sides (specifically will be described below) of the said low-voltage signal pin 110 of the determining positions of this handle 102.
Said first structure also comprises the insulation projection piece 109 that penetrates up and down, and it is provided with plate part and downward boss.Some bolts 108 pass some installing holes 103 that said plate part and said upper cover shell 101 bottom correspondences are offered successively, and this plate part of said insulation projection piece 109 is fixedly connected with said upper cover shell 101.Above-mentioned some contact pins 107, low-voltage signal pin 110 pass highly consistent said boss, make boss at said contact pin 107, low-voltage signal pin 110 peripheries around layout.The root position of corresponding contact pin 107 in the boss outside of said insulation projection piece 109, the position of this boss and plate part transition, also is provided with the rubber ring 111 of being with ripple struction, plays water-tight.
Cooperation is referring to Fig. 1, Fig. 2, Fig. 5 ~ shown in Figure 8, and said second structure comprises a base 201, is provided with fixed head 205 around its periphery, and below also correspondence is provided with rubber blanket 207; Utilize the plurality of fixed hole of offering on said fixed head 205 and the rubber blanket 207 204, said second structure is fixedly mounted on the shell of electrokinetic cell group system.
The contact pin of using with said two high pressure of first structure 107 is complementary, and in base 201, is provided with two jacks 209; Two power connector end 202 have been connected in said two jacks, 209 bottom correspondences.One insulation connecting plate 206 is equipped with and leaves some spaces with said base 201 bottoms, supplies said two power connector ends 202 to pass and is connected with the both positive and negative polarity bus of external impetus battery.When said first, second structure connected locking, the said jack 209 of said contact pin 107 corresponding insertions inserted said fuse 105 in the high tension loops.
Be complementary with said four low-voltage signal pins 110 of first structure; In base 201, also be provided with four corresponding signal pin jacks 208; Wherein the holding wire of two charging controls in its side and outer low pressure loop is connected, and two are connected with the low tension loop holding wires of controlling that discharge in addition.As shown in Figure 8, when handle 102 main bodys are positioned at the side of said upper cover shell 101, control the boss outside that said low-voltage signal pin 110 reaches said insulation projection piece 109 through gear transmission structure 113, and the said signal pin jack 208 of corresponding insertion; And as shown in Figure 7, when handle 102 is moved to the top of upper cover shell 101,, and pull away said signal pin jack 208 through said low-voltage signal pin 110 withdrawals of said gear transmission structure 113 controls, low tension loop is broken off.
Preferably, contact pin 107 surfaces of using at said high pressure are provided with bamboo joint structure, and in jack 209 set inside of correspondence netted curved surface lines, make both connections tightr; Similarly, also be provided with bamboo joint structure, a plurality of boss interlocks in the signal pin jack 208 of itself and low pressure are fixed on low-voltage signal pin 110 surfaces.In addition; All be provided with insulating part at the said jack 209 of second structure and the outside of signal pin jack 208; The length of said insulating part is greater than the length of said jack 209 or signal pin jack 208; Make its end exceed the end of those jacks slightly, help when this manual service switch breaks off electric shock-prevention safety and consider the maintenance personal.
In sum, the said manual service switch of the utility model usually is installed in the surface of shell of electrokinetic cell system through the fixed head 205 of second structure, for easy to maintenance, can be installed in the open position of battery system near vehicle.Fix the locking protection structure below having adopted for the connection that improves its first, second structure: 1, correspondence is provided with realization interlock such as bamboo joint structure and fixes on the contact pin of high-low pressure, the jack; 2, the boss of insulation projection piece 109 inserts in base 201 grooves of coupling, and the rubber ring 111 that is provided with the band ripple struction plays insulative water-proof and close-connected effect; 3, through the locking hole 203 of said base 201 both sides, lock with the non-return locking member buckle 104 corresponding chuckings of said upper cover shell 101 both sides.Being locked of these three levels effectively prevents manual service switch in the vehicle operating process, causes the situation of first, second structure separation to take place owing to vehicle jolts.
Said manual service switch has the high-low pressure interlock function: in use, the binding post of battery plus-negative plate bus with jack 209 is connected, the holding wire that discharges and recharges control is connected with signal pin jack 208.According to the output performance of battery pack system, choose the fuse 105 of appropriate size and connect with contact pin 107; When first, second structure manually connects, it is closed with high tension loop that contact pin 107 inserts jacks 209; When operating current during greater than rated value, fuse 105 can fuse, with the protection battery pack system.Simultaneously, when handle 102 is gone to the top of service switch, the control low-voltage signal pin 110 corresponding signal pin jacks 208 that insert are closed with low tension loop; Can confirm the closure state of manual service switch like this through the signal that detects low tension loop.When electrokinetic cell runs into fault and need keep in repair, need handle 102 be gone to the side of manual service switch, lift handle 102 laterally, low tension loop is broken off; With the non-return locking member buckle 104 and locking hole 203 of first structure, make first, second structure of manual service switch separate afterwards, break off the connection of high tension loop, just can carry out normal malfunction elimination work.
Therefore, the said manual service switch of the utility model, simple in structure, easy to operate, can pass through low-voltage control circuit sense switch state, and connect restriction high tension loop connection, and have the function of urgent manually outage and overcurrent protection with low tension loop.
Although the content of the utility model has been done detailed introduction through above-mentioned preferred embodiment, will be appreciated that above-mentioned description should not be considered to the restriction to the utility model.After those skilled in the art have read foregoing, for the multiple modification of the utility model with to substitute all will be conspicuous.Therefore, the protection range of the utility model should be limited appended claim.
Claims (10)
1. a manual service switch is characterized in that, comprises first structure that is positioned at this service switch top, can plugs dismounting, and second structure that is positioned at this service switch bottom, is fixedly connected with the electrokinetic cell system case surface of external high pressure; Both are connected and are locked;
The handle (102) that said first structure comprises upper cover shell (101), is attached thereto; Place the inner fuse (105) of this upper cover shell (101); The some high pressure that are communicated with fuse (105) are with contact pin (107), and are positioned at some low-voltage signal pins (110) that the part of upper cover shell (101) is connected with said handle (102);
Said second structure comprises base (201), the inner some jacks (209) with the supporting setting of said some contact pins (107) of base (201), and with some signal pin jacks (208) of the supporting setting of said some low-voltage signal pins (110);
When first, second structure connects and lock, the corresponding said jack (209) that inserts of said contact pin (107), the high tension loop of battery system is closed, and said fuse (105) is inserted wherein; By said handle (102) diverse location of this service switch relatively; Control in the corresponding said signal pin jack of insertion of said low-voltage signal pin (110) (208); Make the low tension loop of battery system closed; Perhaps, control said low-voltage signal pin (110) and from signal pin jack (208), extract, and this low tension loop is broken off.
2. manual according to claim 1 service switch is characterized in that,
Said upper cover shell (101) is gone up the some non-return locking member buckle (104) that is provided with, and the some locking holes (203) that are provided with said base (201) are complementary; When said first, second structure connected, said non-return locking member buckle (104) locked with the corresponding chucking of said locking hole (203).
3. manual according to claim 1 service switch is characterized in that,
Said first structure also comprises the insulation projection piece (109) that penetrates up and down, and it is provided with plate part and downward boss; Said plate part is fixedly connected with said upper cover shell (101);
Said contact pin (107) and low-voltage signal pin (110) pass highly consistent said boss, make this boss be looped around the periphery of said contact pin (107) and low-voltage signal pin (110);
The base of said second structure (201) set inside is fluted, and the boss of the said insulation projection piece (109) that confession is complementary inserts, and said first, second structure is connected.
4. like the said manual service switch of claim 3, it is characterized in that,
The root position of corresponding said contact pin (107); Position in the boss of said insulation projection piece (109) outside, this boss and plate part transition; Also be provided with the rubber ring (111) of band ripple struction, make insulated enclosure and closely connection between said first, second structure.
5. manual according to claim 1 service switch is characterized in that,
In second structure; Also comprise around the fixed head (205) of base (201) periphery setting and the rubber blanket (207) of below thereof; Utilize the plurality of fixed hole of offering on said fixed head (205) and the rubber blanket (207) (204), said second structure is fixedly mounted on the shell of electrokinetic cell group system.
6. manual according to claim 1 service switch is characterized in that,
In second structure, also comprise an insulation connecting plate (206), itself and said base (201) bottom are equipped with and leave some spaces; Corresponding two power connector end (202) that are provided with of two said jacks (209) are passed from those spaces, be connected with the both positive and negative polarity bus of said electrokinetic cell;
Be provided with two groups of totally four said signal pin jacks (208), wherein two are connected with the charging control signal line of low tension loop, and two are connected with the discharge control signal line of this low tension loop in addition.
7. manual according to claim 1 service switch is characterized in that,
The inner surface of the outer surface of the contact pin that said high pressure is used (107) and said jack (209), the inner surface of the outer surface of said low-voltage signal pin (110) and said signal pin jack (208), correspondence is provided with the connector of mutual interlock; Said connector is the bamboo joint structure that is provided with on the surface, and corresponding with it netted curved surface lines or some boss.
8. manual according to claim 1 service switch is characterized in that,
The outside at the said jack (209) and the signal pin jack (208) of second structure is provided with insulating part respectively; The length of said insulating part is greater than the length of said jack (209) or signal pin jack (208), so that its end exceeds the end certain distance of those jacks.
9. manual according to claim 1 service switch is characterized in that,
Also comprise a gear transmission structure (113) in said first structure, it is positioned at said handle (102) in the part of upper cover shell (101), is connected with said some low-voltage signal pins (110);
And said handle (102) is when this service switch is in diverse location relatively, stretches out on the surface of said first structure or withdraws through said gear transmission structure (113) the said low-voltage signal pin of control (110).
10. like claim 1 or 9 said manual service switch, it is characterized in that,
When said handle (102) went to the side of said upper cover shell (101), low-voltage signal pin (110) correspondence was inserted signal pin jack (208), and low tension loop is closed, thereby confirmed the closure state of this service switch through the signal that detects low tension loop;
When electrokinetic cell ran into fault and need keep in repair, said handle (102) went to the top of upper cover shell (101), and low-voltage signal pin (110) is extracted, and low tension loop is broken off; Through lifting handle (102), first, second structure of manual service switch is separated, to break off the connection of high tension loop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203567580U CN202230958U (en) | 2011-09-22 | 2011-09-22 | Manual maintenance switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203567580U CN202230958U (en) | 2011-09-22 | 2011-09-22 | Manual maintenance switch |
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| CN202230958U true CN202230958U (en) | 2012-05-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011203567580U Expired - Fee Related CN202230958U (en) | 2011-09-22 | 2011-09-22 | Manual maintenance switch |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
| CN103568847A (en) * | 2012-08-09 | 2014-02-12 | 罗伯特·博世有限公司 | Safety system for vehicle for reducing risk of electrical shock from battery |
| CN104908656A (en) * | 2015-04-14 | 2015-09-16 | 浙江吉利汽车研究院有限公司 | Electric car manual maintenance switch mounting structure and power off method |
| CN105140729A (en) * | 2015-07-29 | 2015-12-09 | 奇瑞汽车股份有限公司 | High-voltage protection device for electric vehicle battery system |
| CN105161330A (en) * | 2015-07-02 | 2015-12-16 | 上海埃而生电气有限公司 | Opening and closing mechanism of high-voltage part hand-operated maintenance switch |
| CN105240679A (en) * | 2015-10-29 | 2016-01-13 | 北京京诚泽宇能源环保工程技术有限公司 | Sealing rubber membrane suitable for low-pressure running, manufacturing method and cylinder type sealing rubber curtain |
| 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 |
| CN106024550A (en) * | 2016-07-27 | 2016-10-12 | 南通大学 | Maintenance switch |
| CN107833763A (en) * | 2017-11-16 | 2018-03-23 | 顺科新能源技术股份有限公司 | A kind of mini MSD manually |
| CN109624717A (en) * | 2018-12-19 | 2019-04-16 | 北京长城华冠汽车科技股份有限公司 | Electrokinetic cell system and its control method |
| CN110611232A (en) * | 2018-09-30 | 2019-12-24 | 中航光电科技股份有限公司 | Maintenance switch connector |
| CN111071047A (en) * | 2019-12-25 | 2020-04-28 | 浙江合众新能源汽车有限公司 | Novel low-cost battery manual service switch |
| CN113540544A (en) * | 2020-03-31 | 2021-10-22 | 未势能源科技有限公司 | Pile assembly and hand switch |
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2011
- 2011-09-22 CN CN2011203567580U patent/CN202230958U/en not_active Expired - Fee Related
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| CN103568847B (en) * | 2012-08-09 | 2016-04-27 | 罗伯特·博世有限公司 | For the Vehicle security system of the danger brought that reduces to be got an electric shock by battery |
| CN103568847A (en) * | 2012-08-09 | 2014-02-12 | 罗伯特·博世有限公司 | Safety system for vehicle for reducing risk of electrical shock from battery |
| US9421924B2 (en) | 2012-08-09 | 2016-08-23 | Robert Bosch Gmbh | Safety system for vehicles for reducing the danger of an electric shock from a battery |
| 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 |
| 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 |
| 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 |
| CN104908656A (en) * | 2015-04-14 | 2015-09-16 | 浙江吉利汽车研究院有限公司 | Electric car manual maintenance switch mounting structure and power off method |
| CN105161330A (en) * | 2015-07-02 | 2015-12-16 | 上海埃而生电气有限公司 | Opening and closing mechanism of high-voltage part hand-operated maintenance switch |
| CN105140729A (en) * | 2015-07-29 | 2015-12-09 | 奇瑞汽车股份有限公司 | High-voltage protection device for electric vehicle battery system |
| CN105240679A (en) * | 2015-10-29 | 2016-01-13 | 北京京诚泽宇能源环保工程技术有限公司 | Sealing rubber membrane suitable for low-pressure running, manufacturing method and cylinder type sealing rubber curtain |
| CN106024550A (en) * | 2016-07-27 | 2016-10-12 | 南通大学 | Maintenance switch |
| CN106024550B (en) * | 2016-07-27 | 2018-02-09 | 南通大学 | A kind of service switch |
| CN107833763A (en) * | 2017-11-16 | 2018-03-23 | 顺科新能源技术股份有限公司 | A kind of mini MSD manually |
| CN110611232A (en) * | 2018-09-30 | 2019-12-24 | 中航光电科技股份有限公司 | Maintenance switch connector |
| CN109624717A (en) * | 2018-12-19 | 2019-04-16 | 北京长城华冠汽车科技股份有限公司 | Electrokinetic cell system and its control method |
| CN111071047A (en) * | 2019-12-25 | 2020-04-28 | 浙江合众新能源汽车有限公司 | Novel low-cost battery manual service switch |
| CN111071047B (en) * | 2019-12-25 | 2021-07-02 | 浙江合众新能源汽车有限公司 | Low-cost battery manual service switch |
| CN113540544A (en) * | 2020-03-31 | 2021-10-22 | 未势能源科技有限公司 | Pile assembly and hand switch |
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| 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: 20120523 Termination date: 20200922 |