CN112060894A - Quick locking mechanism, installation device and car - Google Patents
Quick locking mechanism, installation device and car Download PDFInfo
- Publication number
- CN112060894A CN112060894A CN201910503259.0A CN201910503259A CN112060894A CN 112060894 A CN112060894 A CN 112060894A CN 201910503259 A CN201910503259 A CN 201910503259A CN 112060894 A CN112060894 A CN 112060894A
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- China
- Prior art keywords
- locking
- piece
- quick
- shell
- jacking device
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/80—Exchanging energy storage elements, e.g. removable batteries
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K1/00—Arrangement or mounting of electrical propulsion units
- B60K1/04—Arrangement or mounting of electrical propulsion units of the electric storage means for propulsion
- B60K2001/0455—Removal or replacement of the energy storages
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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
-
- 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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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Superstructure Of Vehicle (AREA)
Abstract
The invention relates to a quick locking mechanism, which comprises a locking shell, a locking connecting piece, a jacking device and a locking piece, wherein the locking shell is provided with a locking hole; 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 invention takes the hinged piece hinged with the locking shell as the locking mechanism, replaces the traditional mode of locking a big ball top and a small ball, and solves the technical problems of stress concentration and easy deformation in the prior art.
Description
Technical Field
The invention relates to the field of electric automobiles, in particular to a quick locking mechanism on an electric automobile, a battery fixing and mounting device adopting the quick locking mechanism and an automobile with the battery fixing and mounting device.
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 problems, the invention provides a quick locking mechanism, wherein a hinged piece hinged to a locking shell is used as the locking mechanism to replace the traditional mode of locking a big ball top and a small ball, and the technical problems of stress concentration and easy deformation in the prior art are solved.
The technical effects of the invention are realized as follows:
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 invention also describes an automobile which comprises an automobile body, a battery and the mounting device, wherein the mounting beam is fixedly connected with the battery, and the automobile body is fixedly connected with the locking connecting piece.
As described above, the present invention has the following advantageous effects:
(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 it is also possible to derive other drawings from these drawings 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 clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the 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.
In addition, the quick locking structure of the embodiment of the invention is applied to the mounting device, and the mounting device is used for mounting the automobile battery pack and locking the automobile battery pack relative to the automobile body, and particularly, the automobile comprises the battery, the automobile body and the mounting device with the quick locking mechanism, wherein the battery is fixed relative to the mounting beam 5, and the automobile body is fixed relative to the locking connecting piece 2.
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 by way of preferred embodiments, the present invention is not limited to the embodiments described herein, and various changes and modifications may be made without departing from the scope of the present 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.
While the invention has been described in connection with what is presently considered to be the most practical and preferred embodiment, it is to be understood that the invention is not to be limited to the disclosed embodiment, but on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.
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 lock mechanism of claim 1, wherein the locking members are two, and the driving end (42) of the locking member is provided with an escape groove (43) for preventing interference between the two locking members.
6. Quick locking mechanism according to claim 1, characterized in that the hinge of the locking element to the locking housing (1) is provided with a return spring.
7. The quick lock mechanism of claim 1, wherein the return spring is a torsion spring.
8. A quick-lock mechanism according to claim 1, further comprising a locknut (6), an inner surface of the locknut (6) being threadedly coupled to an outer surface of the housing coupling portion (12), the locknut (6) being adapted to mount the lock housing (1) to 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. An automobile, characterized in that it comprises a body, a battery and a case decor as claimed in 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 |
|---|---|---|---|
| CN201910503259.0A CN112060894A (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 |
|---|---|---|---|
| CN201910503259.0A CN112060894A (en) | 2019-06-11 | 2019-06-11 | Quick locking mechanism, installation device and car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112060894A true CN112060894A (en) | 2020-12-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910503259.0A Pending CN112060894A (en) | 2019-06-11 | 2019-06-11 | Quick locking mechanism, installation device and car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112060894A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024140611A1 (en) * | 2022-12-30 | 2024-07-04 | 奥动新能源汽车科技有限公司 | Quick swapping assembly and battery swapping vehicle |
-
2019
- 2019-06-11 CN CN201910503259.0A patent/CN112060894A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024140611A1 (en) * | 2022-12-30 | 2024-07-04 | 奥动新能源汽车科技有限公司 | Quick swapping assembly and battery swapping vehicle |
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