CN202863111U - Electric vehicle battery box purpose locking device - Google Patents
Electric vehicle battery box purpose locking device Download PDFInfo
- Publication number
- CN202863111U CN202863111U CN 201220540455 CN201220540455U CN202863111U CN 202863111 U CN202863111 U CN 202863111U CN 201220540455 CN201220540455 CN 201220540455 CN 201220540455 U CN201220540455 U CN 201220540455U CN 202863111 U CN202863111 U CN 202863111U
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- chamber
- locating dowel
- dowel pin
- hole
- sleeve
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Abstract
The utility model relates to an electric vehicle battery box purpose locking device comprising a lock body connected with a battery box, and a base seat connected with a vehicle body, a through hole is formed in the lock body, a main body of the base seat is a sleeve, and the sleeve on the base seat is installed in an assemble hole formed in the lock body in an inserted mode under the an assemble state. The electric vehicle battery box purpose locking device is characterized in that a first cavity room and a second cavity room are arranged on the position, beside the through hole, of the lock body, a third cavity room is arranged on the position, beside the sleeve, of the base seat, a second locating pin and a third spring are arranged in the third cavity room, a press button, a first spring, a first locating pin and a second spring are sequentially arranged in the first cavity room, a lock tongue is arranged in the second cavity room, and a lock hole is formed in the side portion, corresponding to the position of the lock tongue, of the sleeve; and a groove is also formed in the outer edge of the first locating pin, and the groove provides a receding space for the unlocking of the lock tongue. The electric vehicle battery box purpose locking device is safe, reliable, simple in structure, convenient to assemble, and suitable for being used for an electric vehicle battery box in a driving process.
Description
Technical field
The utility model relates to the lockset that transportation industry is used, and is specifically related to a kind of electric automobile battery box blocking device, and this blocking device is specially adapted to the in the process of moving locking of battery box of electronlmobil.
Background technology
Electronlmobil refers to the vehicle take vehicle power as power, and vehicle power is power accumulator.This power accumulator leaves in the battery box in the mode of battery pack usually, and battery box is at first opened battery box usually as being locked on the vehicle by lockset the drawer when needs are changed storage battery, then dismantle storage battery and change.After the storage battery replacing is complete, then need to close battery box and also locked, with in the process of moving battery box displacement of anti-vehicle.Progress along with technology, often open and close battery box to replace manual operation with machine (such as mechanical arm assembly) now, the effect end of mechanical arm assembly is provided with upper and lower two hemisphere, hemisphere need to stretch in the handle hole of battery box and open and close battery box in the work, and locks by striking lock between battery box and the vehicle.As shown in Figure 1 to Figure 3, label 1 expression lock body, lock body central authorities are provided with the handle hole (see figure 1), are provided with three claws 3 in the handle hole, and the hemisphere on the mechanical arm assembly effect end stretches in the handle hole battery box is operated.Label 2 expression striking locks, the head of striking lock is provided with dead bolt 4, and this dead bolt 4 cooperates with ramp type locked groove 5 on being located at lock body 1, and the relative vehicle of battery box is locked.The principle of work of this blocking device is: in the process that opens and closes the drawer type battery box, utilize the impact on dead bolt 4 and locked groove 5 inclined-planes to realize the locking and unlocking, because having in the process of moving, electronlmobil jolts and the sharply turning state, therefore may have enough large force of inertia is enough to battery box is opened, make the locking of battery box unreliable on the one hand, exist on the other hand battery box to break away from the potential safety hazard that electronlmobil is dished out.Therefore, it is reliable, simple in structure and easy to assembly how to design a locked secure, and to be suitable for the blocking device that the electric automobile battery box in the driving process uses be the problem of the utility model research.
The utility model content
The utility model provides a kind of blocking device, its objective is that will to design a locked secure reliable, simple in structure and easy to assembly, and is suitable for the blocking device that the electric automobile battery box in the driving process uses.
For achieving the above object, the technical solution adopted in the utility model is: a kind of electric automobile battery box blocking device, this blocking device comprises a lock body that links to each other with battery box and a base that links to each other with car body, described lock body is provided with through hole, one end is as key hole take axis as benchmark for through hole, and the other end is as assembly opening; The main body of described base is a sleeve, and under confined state, the sleeve on the base is inserted in the assembly opening on the lock body, and corresponding cooperation of through hole inner edge of the outer rim of sleeve and lock body, and its innovation is:
The lock body other at described through hole is provided with the first chamber and the second chamber, it is axial arranged that the first chamber is parallel to through hole, and the axial relative lock body in two ends of the first chamber connects, the second chamber is along the through hole radial arrangement, one end of the second chamber is connected with the first chamber, and the other end of the second chamber is connected with through hole; Be disposed with button in the first chamber, the first spring, the first locating dowel pin and the second spring, under confined state, button is positioned at the first chamber by an end of key hole side, the first locating dowel pin is slidingly installed with respect to the first chamber, be connected through the first spring between button and the first locating dowel pin, one of the first locating dowel pin is arranged in the first chamber, stretch out by an end of assembly opening side and as inserted terminal from the first chamber the other end, the one section first locating dowel pin outer rim that is arranged in the first chamber is provided with groove, the second spring is pressed between the first locating dowel pin and the first chamber, and acts on the axial of the first locating dowel pin; Be provided with in the second chamber can sliding extension dead bolt, an end and first locating dowel pin of dead bolt lean, the other end of dead bolt is positioned at the connectivity part of the second chamber and through hole;
The base other at described sleeve is provided with the 3rd chamber, the 3rd chamber is along the sleeve radial arrangement, and the cylinder chamber perforation of the 3rd chamber and sleeve, and the inserted terminal of corresponding described the first locating dowel pin is provided with a jack on the base, the axis of this jack is parallel with the axis of sleeve, and jack is communicated with the 3rd chamber; Be provided with the second locating dowel pin and the 3rd spring in the 3rd chamber, the head of the second locating dowel pin stretches out the 3rd chamber and stretches into the cylinder chamber of sleeve, the afterbody of the second locating dowel pin is slidingly mounted in the 3rd chamber, the 3rd spring is located between the second locating dowel pin and the 3rd chamber, and act on the second locating dowel pin axially, the side of the second locating dowel pin is provided with the first V-shaped groove and the second V-shaped groove, the first V-shaped groove and the second V-shaped groove are axially adjacent the second locating dowel pin, wherein, the first V-shaped groove is by the afterbody of the second locating dowel pin, the second V-shaped groove is by the head of the second locating dowel pin, and the V-shaped part degree of depth of the first V-shaped groove is greater than the V-shaped part degree of depth of the second V-shaped groove; The position of the corresponding described dead bolt of the sidepiece of described sleeve is provided with lockhole.
Related content in the technique scheme is explained as follows:
1, in the such scheme, described dead bolt is made of two steel balls, and wherein, an end and first locating dowel pin of a steel ball lean, and an end of another steel ball is positioned at the connectivity part of the second chamber and through hole.
2, in the such scheme, described car body refers to the base portion of electronlmobil, is to install and the basis that is connected other component parts of vehicle.
The utility model principle of design and effect are: in order to solve the in the process of moving locked secure problem of battery box of electronlmobil, the utility model is provided with a lockout mechanism between lock body and base, this lockout mechanism is mainly by dead bolt, lockhole, button, the first spring, the first locating dowel pin, the second spring, the second locating dowel pin and the 3rd spring form, wherein, dead bolt is arranged in the lock body, lockhole is arranged on the sleeve sidepiece of base, when an end of dead bolt is embedded in the lockhole and the other end of dead bolt and locating dowel pin when leaning, because the outer rim of base upper bush and corresponding cooperation of through hole inner edge of lock body are so be in the lock state between lock body and the base; When pressing component when being pressed on the button, the power of the first spring overcoming the second spring and so that the first locating dowel pin move along the direction near the 3rd chamber on the base, one end of the corresponding dead bolt of the groove of this moment on the first locating dowel pin, the inserted terminal of the first locating dowel pin is meshed with the first V-shaped groove on the second locating dowel pin, and groove provides one to allow bit space for the release of dead bolt; When catching on claw and spurring lock body in mechanical arm assembly embeds the through hole of lock body, an end of dead bolt breaks away from lockhole and the other end is embedded in the groove of the first locating dowel pin, and this moment, this blocking device was in released state; Pressing component is all the time by being pressed on the button after the release, simultaneously mechanical arm assembly cross on the lock body claw and by the head that is pressed in the second locating dowel pin, this moment, the second locating dowel pin moved along the direction near the sleeve outer rim, the 3rd spring is in compressive state, utilize simultaneously effect first V-shaped groove on inclined-plane that the direction along breaking away from the first V-shaped groove of the first locating dowel pin rigidity is moved, until the first locating dowel pin is extruded dead bolt so that dead bolt is embedded in the lockhole from groove, the second V-shaped groove engagement on the inserted terminal of the first locating dowel pin and the second locating dowel pin, because whole process button all is to be in compressed state, so the second locating dowel pin can be by spring reset, and whole process lock body and base all are to be in the state that is lockable; After all external force were cancelled, all locating dowel pin and springs all resetted, and this blocking device is in the state of locking.The utility model is simple in structure, easy to assembly, be skillfully constructed, utilize the straight-line motion of mechanism realize mechanism unblank to shut again to the cyclic process of unblanking, and be to be rigidly connected in each link of unblanking with shutting, concerning the locking of electric automobile battery box in the process of moving, reached safe and reliable purpose.
Description of drawings
Accompanying drawing 2 is the scheme drawing under blocking device is in the lock state in the prior art;
Accompanying drawing 3 is in scheme drawing under the released state for blocking device in the prior art;
Accompanying drawing 4 is the three-dimensional structure diagram of the utility model electric automobile battery box with blocking device;
Accompanying drawing 5 is the three-dimensional exploded view of the utility model electric automobile battery box with blocking device;
Accompanying drawing 6 uses the A-A section-drawing of state accompanying drawing 4 once for the utility model blocking device;
Accompanying drawing 7 uses the A-A section-drawing of the accompanying drawing 4 under the state two for the utility model blocking device;
Accompanying drawing 8 uses the A-A section-drawing of the accompanying drawing 4 under the state three for the utility model blocking device;
Accompanying drawing 9 uses the A-A section-drawing of the accompanying drawing 4 under the state four for the utility model blocking device;
Accompanying drawing 10 uses the A-A section-drawing of the accompanying drawing 4 under the state five for the utility model blocking device;
Accompanying drawing 11 uses the A-A section-drawing of the accompanying drawing 4 under the state six for the utility model blocking device;
Accompanying drawing 12 is the overall schematic of accompanying drawing 6;
Accompanying drawing 13 is the overall schematic of accompanying drawing 7;
Accompanying drawing 14 is the local enlarged diagram of accompanying drawing 13;
Accompanying drawing 15 is the overall schematic of accompanying drawing 8;
Accompanying drawing 16 is the overall schematic of the decomposing state one of accompanying drawing 10;
Accompanying drawing 17 is the local enlarged diagram of accompanying drawing 15;
Accompanying drawing 18 is the local enlarged diagram of accompanying drawing 16;
Accompanying drawing 19 is the overall schematic of the decomposing state two of accompanying drawing 10;
Accompanying drawing 20 is the local enlarged diagram of accompanying drawing 19.
In the above accompanying drawing: 1, lock body; 2, striking lock; 3, claw; 4, dead bolt; 5, ramp type locked groove; 6, lock body; 7, base; 8, key hole; 9, assembly opening; 10, sleeve; 11, button; 12, the first spring; 13, dead bolt; 14, the first locating dowel pin; 15, the second spring; 16, through hole; 17, the second locating dowel pin; 18, the 3rd spring; 19, lockhole; 20, the first V-shaped groove; 21, the second V-shaped groove; 22, the first chamber; 23, the second chamber; 24, the 3rd chamber; 25, jack; 26, groove; 27, pressing component; 28, mechanical arm assembly; 29, hinge; 30, fixed link; 31, fixed mount; 32, claw.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is further described:
Embodiment: a kind of electric automobile battery box blocking device
To shown in Figure 7, this blocking device comprises a lock body that links to each other with battery box 6 and a base that links to each other with car body 7 referring to accompanying drawing 4, and described lock body 6 is provided with through hole 16, and one end is as key hole 8 take axis as benchmark for through hole 16, and the other end is as assembly opening 9; The main body of described base 7 is a sleeve 10, and under confined state, the sleeve 10 on the base 7 is inserted in the assembly opening 9 on the lock body 6, and corresponding cooperation of through hole 16 inner edges of the outer rim of sleeve 10 and lock body 6.Be provided with the first chamber 22 and the second chamber 23 at described through hole 16 other lock bodies 6, it is axial arranged that the first chamber 22 is parallel to through hole 16, and the first chamber 22 axial relative lock bodies 6 in two ends connect, the second chamber 23 is along through hole 16 radial arrangement, one end of the second chamber 23 is connected with the first chamber 22, and the other end of the second chamber 23 is connected with through hole 16; Be disposed with button 11 in the first chamber 22, the first spring 12, the first locating dowel pin 14 and the second spring 15, under confined state, button 11 is positioned at the first chamber 22 by an end of key hole 8 sides, the first locating dowel pin 14 is slidingly installed with respect to the first chamber 22, be connected through the first spring 12 between button 11 and the first locating dowel pin 14, one of the first locating dowel pin 14 is arranged in the first chamber 22, stretch out by an end of assembly opening 9 sides and as inserted terminal from the first chamber 22 other end, one section first locating dowel pin 14 outer rim that is arranged in the first chamber 22 are provided with groove 26, the second spring 15 is pressed between the first locating dowel pin 14 and the first chamber 22, and acts on the axial of the first locating dowel pin 14; Be provided with in the second chamber 23 can sliding extension dead bolt 13, an end of dead bolt 13 and the first locating dowel pin 14 lean, the other end of dead bolt 13 is positioned at the connectivity part of the second chamber 23 and through hole 16;
Be provided with the 3rd chamber 24 at described sleeve 10 other bases 7, the 3rd chamber 24 is along sleeve 10 radial arrangement, and the 3rd chamber 24 connects with the cylinder chamber of sleeve 10, the inserted terminal of corresponding described the first locating dowel pin 14 is provided with a jack 25 on the base 7, the axis of this jack 25 is parallel with the axis of sleeve 10, and jack 25 is communicated with the 3rd chamber 24; Be provided with the second locating dowel pin 17 and the 3rd spring 18 in the 3rd chamber 24, the head of the second locating dowel pin 17 stretches out the 3rd chamber 24 and stretches into the cylinder chamber of sleeve 10, the afterbody of the second locating dowel pin 17 is slidingly mounted in the 3rd chamber 24, the 3rd spring 18 is located between the second locating dowel pin 17 and the 3rd chamber 24, and act on the second locating dowel pin 17 axially, the side of the second locating dowel pin 17 is provided with the first V-shaped groove 20 and the second V-shaped groove 21, the first V-shaped groove 20 and the second V-shaped groove 21 are axially adjacent the second locating dowel pin 17, wherein, the first V-shaped groove 20 is by the afterbody of the second locating dowel pin 17, the second V-shaped groove 21 is by the head of the second locating dowel pin 17, and the V-shaped part degree of depth of the first V-shaped groove 20 is greater than the V-shaped part degree of depth of the second V-shaped groove 21; The position of the corresponding described dead bolt 13 of the sidepiece of described sleeve 10 is provided with lockhole 19.
The principle of work of this blocking device is described below by reference to the accompanying drawings among the embodiment:
Fig. 6 and Figure 12 represent that this blocking device is in the initial lock state.This moment, the sleeve 10 on the base 7 was inserted in the assembly opening 9 on the described lock body 6 and corresponding cooperation of through hole 16 inner edges of the outer rim of sleeve 10 and lock body 6, one end of dead bolt 13 is embedded in the lockhole 19, and the other end of dead bolt 13 and the first locating dowel pin 14 lean, and are in the lock state between lock body 6 and the base 7.
Fig. 7 and Figure 13 represent that this blocking device is in the preparation released state.This moment, pressing component 27 was by being pressed on the button 11, the first spring 12 overcome the second spring 15 power and so that the first locating dowel pin 14 move along the direction near the 3rd chamber 24 on the base 7, this moment the groove 26 corresponding dead bolts 13 on the first locating dowel pin 14 an end, the inserted terminal of the first locating dowel pin 14 is meshed with the first V-shaped groove 20 on the second locating dowel pin 17, and groove 26 provides one to allow bit space for the release of dead bolt 13.Meanwhile, mechanical arm assembly 28 stretches in the through hole 16 and by the claw 32 on the lock body 6 and catches on, as shown in figure 14.
Fig. 8, Figure 15 and Figure 17 represent that this blocking device is in released state.When mechanical arm assembly 28 embeds the through hole 16 rear also continuation pulling lock body 6 of lock body 6, pressing component 27 is by being pressed on the button 11 simultaneously, because groove 26 provides one to allow bit space for the release of dead bolt 13 when preparing release, one end of dead bolt 13 breaks away from lockhole 19, and the other end of dead bolt 13 is embedded in the groove 26 of the first locating dowel pin 14, lock body 6 separates with base 7 and is in released state at this moment, lock body 6 pull-up hinges 29, and battery box is in open mode.
Fig. 9 represents that this blocking device is in and begins to close lock status, and Figure 10, Figure 16 and Figure 19 represent that this blocking device is in and close lock status fully.All the time by being pressed on the button 11, the episphere of mechanical arm assembly 28 props up the claw 32 on the lock body 6 to pressing component 27 simultaneously, and the lower semisphere of mechanical arm assembly 28 is crossed claw 32 and by the head that is pressed in the second locating dowel pin 17, seen Figure 16 and shown in Figure 180.This moment, the second locating dowel pin 17 moved along the direction of the outer rim of close sleeve 10, the 3rd spring 18 is in compressive state, utilize simultaneously effect first V-shaped groove 20 on inclined-plane that the direction along breaking away from the first V-shaped groove 20 of the first locating dowel pin 14 rigidity is moved, until the first locating dowel pin 14 is extruded dead bolt 13 so that dead bolt 13 is embedded in the lockhole 19 from groove 26, the second V-shaped groove 21 engagements on the inserted terminal of the first locating dowel pin 14 and the second locating dowel pin 17, because whole process button all is to be in compressed state, so the second locating dowel pin 17 can not resetted by the 3rd spring 18, and whole process lock body 6 and base 7 all are to be in the state that is lockable.When the episphere of mechanical arm assembly 28 was also crossed claw 32 and combined with lower semisphere, mechanical arm assembly 28 prepared to break away from the through hole 16 of lock bodies 6, sees Figure 19 and Figure 20, and lockout mechanism is in the preparation reset mode.
Figure 11 represents that lockout mechanism resets, and this blocking device is in the lock state.After all external force were cancelled, all locating dowel pin and springs all resetted, and the pass of having realized mechanism this moment is locked into unblanks again to a cyclic process that shuts.
Dead bolt described in the present embodiment 13 is steel balls, but the utility model is not limited to this, and dead bolt 13 can also be made of two steel balls, wherein, one end of a steel ball and the first locating dowel pin 14 lean, and an end of another steel ball is positioned at the connectivity part of the second chamber 23 and through hole 16.This is the version that those skilled in the art can expect.
Above-described embodiment only is explanation technical conceive of the present utility model and characteristics, and its purpose is to allow the personage who is familiar with technique can understand content of the present utility model and according to this enforcement, can not limit protection domain of the present utility model with this.All equivalences of doing according to the utility model Spirit Essence change or modify, and all should be encompassed within the protection domain of the present utility model.
Claims (2)
1. electric automobile battery box blocking device, this blocking device comprises a lock body that links to each other with battery box (6) and a base that links to each other with car body (7), described lock body (6) is provided with through hole (16), one end is as key hole (8) take axis as benchmark for through hole (16), and the other end is as assembly opening (9); The main body of described base (7) is a sleeve (10), under confined state, sleeve (10) on the base (7) is inserted in the assembly opening (9) on the lock body (6), and through hole (16) the corresponding cooperation of inner edge of the outer rim of sleeve (10) and lock body (6), it is characterized in that:
The lock body (6) other at described through hole (16) is provided with the first chamber (22) and the second chamber (23), it is axial arranged that the first chamber (22) is parallel to through hole (16), and the axial relative lock bodies in two ends (6) of the first chamber (22) connect, the second chamber (23) is along through hole (16) radial arrangement, one end of the second chamber (23) is connected with the first chamber (22), and the other end of the second chamber (23) is connected with through hole (16); Be disposed with button (11) in the first chamber (22), the first spring (12), the first locating dowel pin (14) and the second spring (15), under confined state, button (11) is positioned at the first chamber (22) by an end of key hole (8) side, the first locating dowel pin (14) is slidingly installed with respect to the first chamber (22), be connected through the first spring (12) between button (11) and the first locating dowel pin (14), one of the first locating dowel pin (14) is arranged in the first chamber (22), stretch out by an end of assembly opening (9) side and as inserted terminal from the first chamber (22) other end, one section first locating dowel pin (14) outer rim that is arranged in the first chamber (22) is provided with groove (26), the second spring (15) is pressed between the first locating dowel pin (14) and the first chamber (22), and acts on the axial of the first locating dowel pin (14); Be provided with in the second chamber (23) can sliding extension dead bolt (13), an end of dead bolt (13) and the first locating dowel pin (14) lean, the other end of dead bolt (13) is positioned at the connectivity part of the second chamber (23) and through hole (16);
The base (7) other at described sleeve (10) is provided with the 3rd chamber (24), the 3rd chamber (24) is along sleeve (10) radial arrangement, and the 3rd chamber (24) connects with the cylinder chamber of sleeve (10), the inserted terminal of upper corresponding described the first locating dowel pin of base (7) (14) is provided with a jack (25), the axis of this jack (25) is parallel with the axis of sleeve (10), and jack (25) is communicated with the 3rd chamber (24); Be provided with the second locating dowel pin (17) and the 3rd spring (18) in the 3rd chamber (24), the head of the second locating dowel pin (17) stretches out the 3rd chamber (24) and stretches into the cylinder chamber of sleeve (10), the afterbody of the second locating dowel pin (17) is slidingly mounted in the 3rd chamber (24), the 3rd spring (18) is located between the second locating dowel pin (17) and the 3rd chamber (24), and act on the second locating dowel pin (17) axially, the side of the second locating dowel pin (17) is provided with the first V-shaped groove (20) and the second V-shaped groove (21), the first V-shaped groove (20) and the second V-shaped groove (21) are axially adjacent the second locating dowel pin (17), wherein, the first V-shaped groove (20) is by the afterbody of the second locating dowel pin (17), the second V-shaped groove (21) is by the head of the second locating dowel pin (17), and the V-shaped part degree of depth of the first V-shaped groove (20) is greater than the V-shaped part degree of depth of the second V-shaped groove (21); The position of the corresponding described dead bolt of the sidepiece of described sleeve (10) (13) is provided with lockhole (19).
2. a kind of electric automobile battery box blocking device according to claim 1, it is characterized in that: described dead bolt (13) is made of two steel balls, wherein, one end of a steel ball and the first locating dowel pin (14) lean, and an end of another steel ball is positioned at the connectivity part of the second chamber (23) and through hole (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220540455 CN202863111U (en) | 2012-10-22 | 2012-10-22 | Electric vehicle battery box purpose locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220540455 CN202863111U (en) | 2012-10-22 | 2012-10-22 | Electric vehicle battery box purpose locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202863111U true CN202863111U (en) | 2013-04-10 |
Family
ID=48029859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220540455 Withdrawn - After Issue CN202863111U (en) | 2012-10-22 | 2012-10-22 | Electric vehicle battery box purpose locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202863111U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102897011A (en) * | 2012-10-22 | 2013-01-30 | 苏州德仕耐五金技术有限公司 | Locking device of battery box of electric vehicle |
| CN103318009A (en) * | 2013-06-26 | 2013-09-25 | 国家电网公司 | Electromobile battery box and locking mechanism thereof |
-
2012
- 2012-10-22 CN CN 201220540455 patent/CN202863111U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102897011A (en) * | 2012-10-22 | 2013-01-30 | 苏州德仕耐五金技术有限公司 | Locking device of battery box of electric vehicle |
| CN102897011B (en) * | 2012-10-22 | 2015-03-11 | 苏州德仕耐五金技术有限公司 | Locking device of battery box of electric vehicle |
| CN103318009A (en) * | 2013-06-26 | 2013-09-25 | 国家电网公司 | Electromobile battery box and locking mechanism thereof |
| CN103318009B (en) * | 2013-06-26 | 2018-03-02 | 国家电网公司 | A kind of electric automobile battery box and its retaining mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130410 Effective date of abandoning: 20150311 |
|
| RGAV | Abandon patent right to avoid regrant |