CN210941319U - Quick locking mechanism, installation device and car - Google Patents
Quick locking mechanism, installation device and car Download PDFInfo
- Publication number
- CN210941319U CN210941319U CN201920870885.9U CN201920870885U CN210941319U CN 210941319 U CN210941319 U CN 210941319U CN 201920870885 U CN201920870885 U CN 201920870885U CN 210941319 U CN210941319 U CN 210941319U
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- locking
- piece
- quick
- jacking device
- shell
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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Abstract
The utility model relates to a quick locking mechanism, which comprises a locking shell, a locking connecting piece, a jacking device and a locking piece; the locking piece with the locking casing is articulated, just the locking piece is located the pin joint both sides and is equipped with drive end and locking end, the locking casing is hollow structure jacking device at least part is located in the locking casing, and can for the locking casing is at axial displacement, the drive end is in under the drive of jacking device, the locking piece is relative the locking casing rotates, works as when jacking device removes to the primary importance, the locking piece passes through the locking end with the mutual locking of locking connecting piece, works as when jacking device removes to the second place, the locking piece the locking end with locking connecting piece breaks away from each other. The utility model discloses to articulate the articulated elements in the locking casing as locking mechanism, replaced traditional big dome bobble to carry out the mode of locking, solved prior art stress concentration, produced the technical problem of deformation easily.
Description
Technical Field
The utility model relates to an electric automobile field especially relates to a quick locking mechanism on electric automobile, adopt this locking mechanism's battery fixed mounting device and have this battery fixed mounting device's car.
Background
The power supply mode of the power battery of the front electric automobile is generally divided into two modes of inserting charging with the automobile and replacing the battery, wherein the inserting charging mode comprises a slow charging mode and a fast charging mode. The insertion charging mode has the following defects: 1. the initial investment cost of the battery is high, and the popularization of the electric automobile is hindered to a certain extent; 2. the charging time is too long, at least 2-4 hours, and compared with the oiling of a common automobile, the time spent on supplying energy by the electric automobile is too long, so that the charging is not convenient and fast, and the requirements of people cannot be met. The fast charging mode may cause great damage to the battery, resulting in shortened service life of the battery. The problem of the plug-in charging mode can be effectively avoided by adopting the mode of replacing the battery, and various battery box and battery frame structures are correspondingly developed in recent years.
The key point of realizing quick battery replacement of the power battery of the electric automobile is the design of a battery replacement locking mechanism, and the main function of the battery replacement lock body is to keep the automobile body and the battery pack in a firm connection state when the battery replacement is not carried out; when the battery is replaced, the vehicle body and the battery pack are quickly connected and separated.
In the prior art, a conventional quick bolt replacement device comprises a structure in which a large ball and a small ball are matched, and the large ball pushes the small ball out of a locking hole of a lock body shell by pushing the large ball upwards, so that part of the small ball which is pushed out of the locking hole is positioned and locked to a device which is externally sleeved on the lock body shell. However, such an arrangement has the following problems:
the quick bolt switching device is of a big ball top and small ball structure, the contact point stress of the big ball and the small ball is concentrated, the small ball generates residual deformation in the locking process, a plurality of dents are generated on the surface of the ball, the smoothness of the lock body is influenced, and the locking and unlocking failure can be caused. The battery pack side lock body and the battery pack matching structure of the quick bolt battery replacing device are complex, excessive machining molded surfaces exist, the requirement on machining accuracy is high, and the cost is high.
Therefore, it is necessary to provide a locking mechanism with no residual deformation, safety, reliability and stable structure to solve the above technical problems.
Disclosure of Invention
In order to solve the technical problem, the utility model provides a quick locking mechanism will articulate the articulated elements in the locking casing as locking mechanism, has replaced traditional big dome bobble to carry out the mode of locking, has solved prior art stress concentration, has produced the technical problem of deformation easily.
The technical effects of the utility model are through following realization:
a quick locking mechanism comprises a locking shell, a locking connecting piece, a jacking device and a locking piece;
the locking piece with the locking casing is articulated, just the locking piece is located the pin joint both sides and is equipped with drive end and locking end, the locking casing is hollow structure jacking device at least part is located in the locking casing, and can for the locking casing is at axial displacement, the drive end is in under the drive of jacking device, the locking piece is relative the locking casing rotates, works as when jacking device removes to the primary importance, the locking piece passes through the locking end with the mutual locking of locking connecting piece, works as when jacking device removes to the second place, the locking piece the locking end with locking connecting piece breaks away from each other.
Further, the locking shell is provided with a locking part and a connecting part, the locking piece is hinged to the locking part, and the jacking device is connected with the connecting part.
Further, the jacking device is a locking bolt, and the inner cavity of the connecting part is provided with an internal thread matched with the external thread of the locking bolt. The jacking device can also be other devices such as a piston rod, and the relative movement with the locking shell is realized by the pushing of the air cylinder.
Further, the locking part is provided with a limiting flange, and the limiting flange is matched with the locking end to lock the locking connecting piece on the locking shell. The limiting flange is used for being matched and locked with the locking connecting piece, and the lower surface of the limiting flange can be matched with the mounting beam mounting frame to realize mounting.
Furthermore, the locking pieces are two, the driving ends of the locking pieces are provided with avoiding grooves, and the avoiding grooves are used for preventing the two locking pieces from interfering with each other.
Further, a return spring is arranged at the hinged position of the locking piece and the locking shell. The reset spring is a torque spring or a plate spring.
The locking shell further comprises a locknut, the inner surface of the locknut is in threaded connection with the outer surface of the shell connecting part, and the locknut is used for installing the locking shell on the installation beam.
In addition, the mounting device comprises a mounting beam and the quick locking mechanism, wherein the mounting beam is provided with a mounting hole, and the inner diameter of the mounting hole is smaller than the outer diameter of the limiting flange and smaller than the outer diameter of the locknut.
The utility model also describes an automobile, including automobile body, battery and as above installation device, the installation roof beam with battery fixed connection, the automobile body with locking connecting piece fixed connection.
As described above, the utility model discloses following beneficial effect has:
(1) the locking piece articulates in the locking shell, controls the rotation of locking piece for the locking shell through jacking device's cooperation, realizes the locking and breaks away from. The cooperation of the jacking device and the locking piece replaces the original locking mode of a big ball jacking small ball, and the technical problem of deformation caused by over-concentrated stress due to the point contact cooperation of the ball and the ball in the prior art can be solved;
(2) through set up spacing flange on the locking shell, both can lock the locking connecting piece with the cooperation of locking piece, realized the quick spacing installation of locking shell on the installation roof beam again.
Drawings
In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description of the embodiment or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.
FIG. 1 is a schematic structural diagram of a quick locking structure according to an embodiment of the present application;
FIG. 2 is a schematic structural view of a mounting device in a locked position according to an embodiment of the present application;
FIG. 3 is a schematic structural view of a mounting device of an embodiment of the present application in a disengaged position;
fig. 4 is a schematic structural view of a locking element according to an embodiment of the present application.
Wherein the reference numerals in the figures correspond to:
1. a lock housing; 11. a locking portion; 12. a connecting portion; 13. a limiting flange; 2. locking the connecting piece; 21. a locking step; 3. a jacking device; 4. a locking member; 41. a locking end; 42. a driving end; 43. an avoidance groove; 5. mounting a beam; 51. mounting holes; 52. a limiting hole; 6. a locknut.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example 1:
as shown in fig. 1-4, a quick locking mechanism is provided, which comprises a locking housing 1, a locking connecting member 2, a jacking device 3 and a locking member 4; wherein the lock housing 1 is mounted to the mounting beam 5.
The locking member 4 is hinged to the locking housing 1 by a hinge shaft 4, wherein a return spring, such as a coil spring, is provided on the hinge shaft, in other embodiments, a return device may not be provided, and the return can be realized by the gravity of the locking member 4 itself. Locking piece position 4 is equipped with locking end 41 and drive end 42 in pin joint both sides, locking casing 1 specifically is in the locking casing is located for hollow structure jacking device 3 for locking bolt and at least part, locking casing 1 has locking portion 11 and connecting portion 12, locking piece 4 articulates in locking portion 11, jacking device 3 links to each other with connecting portion 12, jacking device 3 is the locking bolt, connecting portion 12 inner chamber have with locking bolt external screw thread assorted internal thread, the locking bolt is under screw-thread fit, can be for locking casing 1 at axial displacement. The driving end 12 of the locking piece 1 rotates relative to the locking shell 1 under the driving of the jacking device 3, and in the jacking process, the driving section 12 of the locking piece 1 is in line contact or surface contact fit with the jacking device 3. When the jacking device 3 moves to the first position, as shown in fig. 2, the locking member 4 is locked with the locking connector 2 through the locking end 41, specifically, the end of the locking member 4 is engaged with the locking step 21 of the locking connector 2, and when the jacking device 3 moves to the second position, as shown in fig. 3, the locking end 41 of the locking member 4 is disengaged from the locking connector 2.
Specifically, two lock members 4 are provided, and in order that the two lock members 4 do not interfere with each other, an escape groove 43 is provided on the drive end 42 of the lock member 4.
In addition, the locking portion 11 has a stop flange 13, and one of the stop flanges 13 functions to cooperate with the locking end 41 to lock the lock link 2 to the lock housing 1. The limiting flange 13 is used for matching the locking piece 4, the lower surface of the limiting flange can be matched with the mounting beam mounting frame 5 to realize mounting, specifically, the mounting mode is that the locking piece 6 is passed through, the inner surface of the locking piece 6 is in threaded connection with the outer surface of the shell connecting part 12, the outer diameters of the locking piece 6 and the limiting flange 13 are both smaller than the inner diameter of the mounting hole 51 on the mounting beam 5, so that the locking shell 1 can be rapidly mounted on the mounting beam 5 through the upper surface of the locking piece 6 and the lower surface of the limiting flange 13, in addition, the mounting beam 5 further comprises a limiting hole 52, the locking piece 6 is positioned in the limiting hole 52, the outer diameter of the locking piece 6 is slightly smaller than the limiting hole 52, and the outer side of the locking.
Additionally, the utility model discloses quick locking structure is applied to installation device, and installation device be used for the installation of car battery package and with the relative locking of automobile body, specifically embody that the car includes battery, automobile body and the installation device who has quick locking mechanism, wherein battery and installation roof beam 5 relatively fixed, automobile body and locking connecting piece 2 relatively fixed.
Example 2:
compared with the embodiment 1, the embodiment adopts the piston rod as a driving mechanism for locking and releasing back and forth, and the driving mode is faster and more direct.
Through the above specific embodiments, the following technical effects are achieved:
(1) the locking piece articulates in the locking shell, controls the rotation of locking piece for the locking shell through jacking device's cooperation, realizes the locking and breaks away from. The cooperation of the jacking device and the locking piece replaces the original locking mode of a big ball jacking small ball, and the technical problem of deformation caused by over-concentrated stress due to the point contact cooperation of the ball and the ball in the prior art can be solved;
(2) through set up spacing flange on the locking shell, both can lock the locking connecting piece with the cooperation of locking piece, realized the quick spacing installation of locking shell on the installation roof beam again.
Although the present invention has been described in connection with the preferred embodiments, it is not intended to limit the invention to the embodiments described herein, but rather, to include various changes and modifications without departing from the scope of the invention.
In this document, the terms front, back, upper and lower are used to define the components in the drawings and the positions of the components relative to each other, and are used for clarity and convenience of the technical solution. It is to be understood that the use of the directional terms should not be taken to limit the scope of the claims.
The embodiments and features of the embodiments described herein above can be combined with each other without conflict.
The above disclosure is only a preferred embodiment of the present invention, and certainly should not be taken as limiting the scope of the invention, which is defined by the claims and their equivalents.
Claims (10)
1. A quick locking mechanism is characterized by comprising a locking shell (1), a locking connecting piece (2), a jacking device (3) and a locking piece (4);
the locking piece (4) is hinged with the locking shell (1), a driving end (42) and a locking end (41) are arranged on the two sides of the hinged point of the locking piece (4),
the locking shell (1) is of a hollow structure, at least part of the jacking device (3) is arranged in the locking shell (1) and can move axially relative to the locking shell (1), the driving end (42) is driven by the jacking device (3), the locking piece (4) rotates relative to the locking shell (1), when the jacking device (3) moves to a first position, the locking piece (4) is locked with the locking connecting piece (2) through the locking end (41), and when the jacking device (3) moves to a second position, the locking end (41) of the locking piece (4) is separated from the locking connecting piece (2).
2. A quick-locking mechanism according to claim 1, characterised in that the locking housing (1) has a locking portion (11) and a connecting portion (12), the locking member (4) being hinged to the locking portion, the jacking means (3) being connected to the connecting portion (12).
3. The quick locking mechanism of claim 2, characterized in that the lifting device (3) is a locking bolt, and the inner cavity of the connecting part (12) is provided with an internal thread matched with the external thread of the locking bolt.
4. A quick-locking mechanism according to claim 2, characterised in that the locking part has a stop flange (13), the stop flange (13) cooperating with the locking end (41) to lock the locking connection (2) to the locking housing (1).
5. The quick locking mechanism of claim 1 wherein said two locking members are provided, and said driving end (42) of said locking member is provided with an avoiding groove (43) for preventing interference between said two locking members.
6. A quick-locking mechanism according to claim 1, characterised in that the articulation of the locking member with the locking housing (1) is provided with a return spring.
7. The quick lock mechanism of claim 6, wherein the return spring is a torsion spring.
8. A quick-locking mechanism according to claim 2, further comprising a locknut (6), wherein the inner surface of the locknut (6) is in threaded connection with the outer surface of the connecting portion (12), and the locknut (6) is used for mounting the lock housing (1) on the mounting beam (5).
9. A mounting arrangement, comprising a mounting beam (5) and a quick-lock mechanism according to any one of claims 1-8, the mounting beam (5) having a mounting hole (51), the mounting hole (51) having an inner diameter smaller than the outer diameter of the stop flange (13) and smaller than the outer diameter of the locknut (6).
10. A motor vehicle, characterized in that it comprises a body, a battery and a mounting device according to claim 9, the mounting beam (5) being fixedly connected to the battery, the body being fixedly connected to the locking connection (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920870885.9U CN210941319U (en) | 2019-06-11 | 2019-06-11 | Quick locking mechanism, installation device and car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920870885.9U CN210941319U (en) | 2019-06-11 | 2019-06-11 | Quick locking mechanism, installation device and car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210941319U true CN210941319U (en) | 2020-07-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920870885.9U Active CN210941319U (en) | 2019-06-11 | 2019-06-11 | Quick locking mechanism, installation device and car |
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| Country | Link |
|---|---|
| CN (1) | CN210941319U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111845437A (en) * | 2020-07-20 | 2020-10-30 | 浙江吉智新能源汽车科技有限公司 | Locking device for battery replacement and vehicle using same |
| CN112060894A (en) * | 2019-06-11 | 2020-12-11 | 浙江吉智新能源汽车科技有限公司 | Quick locking mechanism, installation device and car |
| CN112490576A (en) * | 2020-11-30 | 2021-03-12 | 浙江吉利控股集团有限公司 | Connecting mechanism for battery pack and vehicle body and vehicle |
-
2019
- 2019-06-11 CN CN201920870885.9U patent/CN210941319U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112060894A (en) * | 2019-06-11 | 2020-12-11 | 浙江吉智新能源汽车科技有限公司 | Quick locking mechanism, installation device and car |
| CN111845437A (en) * | 2020-07-20 | 2020-10-30 | 浙江吉智新能源汽车科技有限公司 | Locking device for battery replacement and vehicle using same |
| CN112490576A (en) * | 2020-11-30 | 2021-03-12 | 浙江吉利控股集团有限公司 | Connecting mechanism for battery pack and vehicle body and vehicle |
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