CN211195917U - Trade battery assembly and electric automobile - Google Patents
Trade battery assembly and electric automobile Download PDFInfo
- Publication number
- CN211195917U CN211195917U CN201921733355.6U CN201921733355U CN211195917U CN 211195917 U CN211195917 U CN 211195917U CN 201921733355 U CN201921733355 U CN 201921733355U CN 211195917 U CN211195917 U CN 211195917U
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- sleeve
- battery
- locking
- mandrel
- battery pack
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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 belongs to the technical field of electric automobile accessory technique and specifically relates to a trade battery assembly and electric automobile. The battery replacement assembly comprises a battery pack, a locking mechanism and a matching mechanism, wherein the locking mechanism is fixedly connected with a shell of the battery pack, and a locking part is arranged on the locking mechanism; the matching mechanism is used for being fixedly connected with a battery compartment of the electric automobile and provided with a concave part, and the locking part can be positioned in the concave part to lock the battery pack; the retaining member is also separable from the recess to unlock the battery pack. The utility model provides a trade battery assembly, through the cooperation of retaining member and depressed part, just can realize location, locking and the unblock of battery package, convenient and fast.
Description
Technical Field
The utility model belongs to the technical field of electric automobile accessory technique and specifically relates to a trade battery assembly and electric automobile.
Background
Electric vehicles use rechargeable batteries to provide power, but cannot meet the needs of people due to long charging time. The problem can be solved by replacing the battery. Namely, when the electric quantity of the battery of the electric automobile is insufficient, the battery which is fully charged in advance can be replaced at a corresponding matched station. However, the existing installation structure for replacing the electric battery is complex, the electric battery needs to be positioned and locked by means of an attached fixing frame, specifically, an installation space and a locking mechanism are arranged on the fixing frame, the electric battery is moved into the installation space, a battery replacing interface for replacing the electric battery is connected with a corresponding interface on the electric vehicle, then the electric battery is fixed by the locking mechanism, the locking mechanism is usually a plurality of bolts arranged on the fixing frame, when the electric battery is replaced by disassembling, the bolts need to be disassembled one by one, when the electric battery is replaced by installing, the bolts need to be screwed one by one, and the whole battery replacing process is very complicated.
SUMMERY OF THE UTILITY MODEL
A first object of the utility model is to provide a trade battery assembly to the needs that exist are alleviated among the prior art and are fixed a position and are locked the trade battery with the help of adnexed fixed frame, and trade the electric process need lift off one by one or screw the bolt and the trade electric process very loaded down with trivial details technical problem that leads to.
A second object of the utility model is to provide an electric automobile to the needs that exist are alleviated among the prior art fix a position and lock the battery of trading with the help of adnexed fixed frame, and trade the battery process need lift off one by one or screw the bolt and the battery process very loaded down with trivial details technical problem that leads to.
Based on the first purpose, the utility model provides a battery replacement assembly, which comprises a battery pack, a locking mechanism and a matching mechanism, wherein the locking mechanism is fixedly connected with the shell of the battery pack, and the locking mechanism is provided with a locking piece; the matching mechanism is used for being fixedly connected with a battery compartment of the electric automobile and provided with a concave part, and the locking part can be positioned in the concave part to lock the battery pack; the retaining member is also separable from the recess to unlock the battery pack.
Further, in some embodiments, the locking mechanism includes a sleeve and a mandrel, the sleeve is fixedly connected with the housing of the battery pack, a limiting hole is formed in the wall of the sleeve, and the locking member is located at the limiting hole;
one end of the mandrel penetrates into the sleeve, the other end of the mandrel can be positioned outside the sleeve, the mandrel is provided with a first accommodating cavity and a second accommodating cavity, the first accommodating cavity is communicated with the second accommodating cavity, the first accommodating cavity is positioned above the second accommodating cavity, the mandrel is configured in a first state, the first accommodating cavity is communicated with the limiting hole, so that one part of the locking piece protrudes out of the outer wall of the sleeve, and in a second state, the second accommodating cavity is communicated with the limiting hole, so that the locking piece is positioned inside the sleeve;
the matching mechanism comprises a sleeve and a telescopic device, the sleeve is used for being fixedly connected with the battery compartment, the telescopic device can reciprocate along the axis of the sleeve, the telescopic device can enable the mandrel to be switched from the first state to the second state, so that the locking mechanism enters the sleeve, and the mandrel is switched from the second state to the first state, so that the locking piece is located in the recess, and locking is achieved; the telescopic device can also enable the mandrel to be switched from the first state to the second state, so that the locking mechanism is separated from the sleeve, and unlocking is realized.
Further, in some embodiments, the locking mechanism further comprises a spring; the inner wall of the sleeve is provided with a first boss and a second boss, the first boss is positioned above the second boss, an annular bulge is arranged between the two ends of the mandrel, the spring is sleeved on the mandrel, one end of the spring is abutted against the first boss, the other end of the spring is abutted against the upper surface of the annular bulge, and the lower surface of the annular bulge can be abutted against the second boss; the first accommodating chamber and the second accommodating chamber are respectively arranged on the circumferential surfaces of the annular protrusions.
Further, in some embodiments, the retaining member is a ball; the locking mechanism further comprises a limiting ring, the limiting ring is detachably connected with the sleeve, the limiting ring is communicated with the limiting hole, and the inner diameter of the limiting ring is smaller than the diameter of the ball.
Further, in some embodiments, the sleeve includes a first cylindrical portion and a second cylindrical portion, the first cylindrical portion is fixedly connected with the outer shell of the battery pack, the first cylindrical portion is detachably connected with the second cylindrical portion, the first boss is located on the inner wall of the first cylindrical portion, and the second boss is located on the inner wall of the second cylindrical portion.
Further, in some embodiments, the battery replacement assembly further includes a guide beam, the guide beam is fixedly connected to the long high surface of the housing of the battery pack, and two ends of the guide beam are provided with guide tapered portions; the first cylinder part is fixedly connected with the guide beam.
Further, in some embodiments, the guide beam is provided with a mounting hole, the first cylindrical portion is fixedly mounted in the mounting hole, and an upper end surface of the first cylindrical portion coincides with an upper surface of the guide beam.
Further, in some embodiments, the number of the locking mechanisms is multiple, and the locking mechanisms are arranged at intervals along the length direction of the guide beam; the number of the matching mechanisms is equal to the number of the locking mechanisms.
Further, in some embodiments, the telescopic device is a pneumatic cylinder, an electric cylinder or a hydraulic cylinder.
Based on above-mentioned second purpose, the utility model also provides an electric automobile, including the battery compartment with trade the battery assembly, cooperation mechanism with battery compartment fixed connection.
Compared with the prior art, the beneficial effects of the utility model mainly include:
the utility model provides a battery replacement assembly, which comprises a battery pack, a locking mechanism and a matching mechanism, wherein the locking mechanism is fixedly connected with the shell of the battery pack, and the locking mechanism is provided with a locking part; the matching mechanism is used for being fixedly connected with a battery compartment of the electric automobile and provided with a concave part, and the locking part can be positioned in the concave part to lock the battery pack; the retaining member is also separable from the recess to unlock the battery pack.
Based on this structure, the utility model provides a trade battery assembly, through the cooperation of retaining member and depressed part, just can realize location, locking and the unblock of battery package, convenient and fast.
The utility model provides an electric automobile is owing to used the utility model provides a trade battery assembly can realize location, locking and the unblock of battery package, convenient and fast.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a battery replacement assembly according to a first embodiment of the present invention (a matching mechanism is not shown);
FIG. 2 is a front view of FIG. 1;
fig. 3 is a schematic diagram of a half-section structure of a matching mechanism in a battery replacement assembly according to an embodiment of the present invention;
fig. 4 is an exploded view of a locking mechanism in a battery replacement assembly according to a first embodiment of the present invention;
fig. 5 is a schematic view of a locking process of a battery replacement assembly according to an embodiment of the present invention.
Icon: 101-a battery pack; 102-a guide beam; 103-a locking mechanism; 104-battery swapping interface; 105-a guiding taper; 106-a recess; 107-a first barrel; 108-a second cartridge portion; 109-a mandrel; 110-a spring; 111-a first containment chamber; 112-a second receiving chamber; 113-a ball; 114-a stop collar; 115-a limiting hole; 116-a cannula; 117-a piston rod; 118-a first boss; 119-a second boss; 120-annular protrusion.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example one
Referring to fig. 1 to 5, the embodiment provides a battery replacement assembly, which includes a battery pack 101, a locking mechanism 103 and a matching mechanism, wherein the locking mechanism 103 is fixedly connected with a housing of the battery pack 101, and the locking mechanism 103 is provided with a locking member; the matching mechanism is used for being fixedly connected with a battery compartment of the electric automobile and provided with a concave part 106, and the locking part can be positioned in the concave part 106 to lock the battery pack 101; the retaining member can also be disengaged from the recess 106 to unlock the battery pack 101.
Based on this structure, the battery replacing assembly that this embodiment provided, through the cooperation of retaining member and depressed part 106, just can realize location, locking and the unblock of battery package 101, convenient and fast.
When a fully charged battery needs to be installed in the electric vehicle, the battery pack 101 can be pushed into the battery compartment by using common battery replacement auxiliary tools such as a trailer, a hoisting mechanism, a support arm and the like until the battery replacement interface 104 on the battery pack 101 is plugged with a socket end on the electric vehicle. Then, the battery pack 101 and the locking mechanism 103 move toward the direction close to the mating mechanism until the locking member is retained in the recess 106, so as to achieve the positioning and locking of the battery pack 101. When the batteries are not charged and need to be removed for charging, the retaining member can be separated from the recess 106 to unlock the battery pack 101 and remove the battery pack 101.
It should be noted that the swapping interface 104 is a prior art, and the structure thereof is not described in detail.
In some embodiments, the locking mechanism 103 includes a sleeve and a mandrel 109, the sleeve is fixedly connected with the housing of the battery pack 101, the wall of the sleeve is provided with a limiting hole 115, and the locking member is located at the limiting hole 115; one end of the mandrel 109 penetrates through the sleeve, the other end of the mandrel 109 can be located outside the sleeve, the mandrel 109 is provided with a first accommodating cavity 111 and a second accommodating cavity 112, the first accommodating cavity 111 is communicated with the second accommodating cavity 112, the first accommodating cavity 111 is located above the second accommodating cavity 112, the mandrel 109 is configured in a manner that in a first state, the first accommodating cavity 111 is communicated with a limiting hole 115, so that a part of a locking member protrudes out of the outer wall of the sleeve, and in a second state, the second accommodating cavity 112 is communicated with the limiting hole 115, so that the locking member is located inside the sleeve; the matching mechanism comprises a sleeve 116 and a telescopic device, the sleeve 116 is used for being fixedly connected with the battery compartment, the telescopic device can reciprocate along the axis of the sleeve 116, the telescopic device can enable the mandrel 109 to be switched from the first state to the second state, so that the locking mechanism 103 enters the inner part of the sleeve 116, and the mandrel 109 is switched from the second state to the first state, so that the locking piece is located in the concave part 106, and locking is achieved; the telescopic device is also capable of switching the spindle 109 from the first state to the second state to disengage the locking mechanism 103 from the sleeve 116, enabling unlocking.
Specifically, the first accommodating cavity 111 and the second accommodating cavity 112 are both arc-shaped grooves, the depth of the first accommodating cavity 111 is smaller than that of the second accommodating cavity 112, before the sleeve is contacted with the telescopic device, the mandrel 109 is in a first state, the other end of the mandrel 109 is positioned outside the sleeve, and a part of the locking piece protrudes out of the outer wall of the sleeve; then, the mandrel 109 is switched from the first state to the second state by the telescopic device, and the locking member can be accommodated due to the large depth of the second accommodating cavity 112, so that the locking member is located inside the sleeve, and the locking mechanism 103 enters the interior of the sleeve 116, when the telescopic device drives the sleeve to move until the battery pack 101 contacts with the upper end face of the sleeve 116, the position of the limiting hole 115 is opposite to that of the recess 106, wherein the second accommodating cavity 112 is still communicated with the limiting hole 115; at this moment, the telescoping device continues to drive the mandrel 109 to move, so that the first accommodating cavity 111 is opposite to the recess 106, and the depth of the first accommodating cavity 111 is small, so that the locking member can be pushed against the outside of the sleeve, a part of the locking member protrudes out of the outer wall of the sleeve, and the part of the locking member protruding out of the outer wall of the sleeve can enter the recess 106, so that locking is realized.
When the battery needs to be taken out of the battery compartment, the telescopic device drives the mandrel 109 and the battery pack 101 to move in a direction opposite to the moving direction of the locking process, so that the mandrel 109 is switched from the first state to the second state, the locking mechanism 103 is disengaged from the sleeve 116, and unlocking is achieved.
In this embodiment, the number of the locking members is two, and accordingly, the number of the limiting holes 115 is two, the two limiting holes 115 are oppositely arranged along the radial direction of the sleeve, and the number of the first accommodating cavity 111 and the number of the second accommodating cavity 112 are two respectively.
In certain embodiments, the locking mechanism 103 further comprises a spring 110; a first boss 118 and a second boss 119 are arranged on the inner wall of the sleeve, the first boss 118 is positioned above the second boss 119, an annular protrusion 120 is arranged between two ends of the mandrel 109, the spring 110 is sleeved on the mandrel 109, one end of the spring 110 is abutted against the first boss 118, the other end of the spring 110 is abutted against the upper surface of the annular protrusion 120, and the lower surface of the annular protrusion 120 can be abutted against the second boss 119; the first receiving chamber 111 and the second receiving chamber 112 are respectively provided on the circumferential surfaces of the annular protrusion 120.
Through the arrangement of the spring 110, the automatic ejection of the mandrel 109 can be realized, specifically, when the telescopic device drives the sleeve to move until the battery pack 101 contacts with the upper end face of the sleeve 116, the position of the limiting hole 115 is opposite to that of the recess 106, wherein the second accommodating cavity 112 is still communicated with the limiting hole 115; at this moment, the telescopic device continues to move in the direction far away from the battery pack 101, the other end of the mandrel 109 extends out of the sleeve under the action of the spring 110, so that the first accommodating cavity 111 is opposite to the recess 106, the locking piece can be pushed towards the outside of the sleeve due to the small depth of the first accommodating cavity 111, a part of the locking piece protrudes out of the outer wall of the sleeve, and the part of the locking piece protruding out of the outer wall of the sleeve can enter the recess 106, so that locking is achieved.
In this embodiment, the spring 110 is a compression spring.
In some embodiments, the retaining member is a ball 113; the locking mechanism 103 further comprises a limiting ring 114, the limiting ring 114 is detachably connected with the sleeve, the limiting ring 114 is communicated with a limiting hole 115, and the inner diameter of the limiting ring 114 is smaller than the diameter of the ball 113.
When the ball 113 is installed, the end of the mandrel 109 sleeved with the spring 110 is pushed to the bottom of the sleeve, wherein the spring 110 is in a compressed state, the ball 113 is located in the second accommodating cavity 112, and then the limit ring 114 is installed in the limit hole 115, and since the inner diameter of the limit ring 114 is smaller than the diameter of the ball 113, the ball 113 can be ensured not to fall from the sleeve.
In this embodiment, the limiting ring 114 is in threaded connection with the limiting hole 115. Specifically, the outer circumferential surface of the limiting ring 114 is provided with an external thread, and the edge of the limiting hole 115 is provided with an internal thread matching with the external thread.
In some embodiments, the sleeve comprises a first cylindrical portion 107 and a second cylindrical portion 108, the first cylindrical portion 107 is fixedly connected with the housing of the battery pack 101, the first cylindrical portion 107 is detachably connected with the second cylindrical portion 108, the first boss 118 is located on the inner wall of the first cylindrical portion 107, and the second boss 119 is located on the inner wall of the second cylindrical portion 108.
When the device is installed, the spring 110 is sleeved on the mandrel 109, then the end of the mandrel 109 sleeved with the spring 110 is inserted into the first cylinder part 107, and then the second cylinder part 108 is sleeved on the mandrel 109 and connected with the first cylinder part 107. In a natural state, the lower surface of the annular projection 120 abuts against the second boss 119, and the length of the portion of the mandrel 109 located outside the sleeve is equal to the distance between the end surface of the end of the mandrel 109 located inside the sleeve and the bottom of the sleeve.
In some embodiments, the straight tube of the first tube part 107, the second tube part 108 are in the shape of a hollow circular truncated cone, and one end of the second tube part 108 with a large diameter is detachably connected with the lower end of the first tube part 107, so that the positioning and guiding effects on the battery pack 101 can be achieved, and the second tube part 108 can smoothly enter the sleeve 116 when the battery pack 101 falls under the action of self gravity.
In some embodiments, the maximum outer diameter of the second cylinder 108 is not greater than the outer diameter of the first cylinder 107, and in this embodiment, the maximum outer diameter of the second cylinder 108 is equal to the outer diameter of the first cylinder 107, which can ensure that the distance between the ball 113 and the recess 106 is closer, thereby ensuring that the ball 113 can better fit the recess 106, and improving the locking performance.
In some embodiments, the first cylindrical portion 107 is provided with an internal thread and the second cylindrical portion 108 is provided with an external thread that mates with the internal thread.
The first cylindrical portion 107 may be provided with a male screw, and the second cylindrical portion 108 may be provided with a female screw that fits the male screw.
In some embodiments, the battery replacement assembly further includes a guide beam 102, the guide beam 102 is fixedly connected to the long high surface of the housing of the battery pack 101, and two ends of the guide beam 102 are provided with guide tapered portions 105; the first cylindrical portion 107 is fixedly connected to the guide beam 102.
Specifically, in the present embodiment, the number of the guide beams 102 is two, the battery pack 101 is shaped like a rectangular parallelepiped, the housing of the battery pack 101 has two opposite long high surfaces, and each long high surface is provided with one guide beam 102. The guide beam 102 is in the form of a long plate, and the plate surface of the guide beam 102 is perpendicular to the long and high surface of the housing.
Because the battery compartment is limited in size, when the battery pack 101 is pushed in, the battery compartment and the battery compartment have a certain size deviation in the transverse direction, that is, the width of the battery compartment is slightly larger than the width of the battery pack 101, optionally, the width of the guide beam 102 is equal to half of the difference between the width of the battery compartment and the width of the battery pack 101, and meanwhile, because the two ends of the guide beam 102 are provided with the guide tapered portions 105, when the battery pack 101 is pushed into the battery compartment along the length direction thereof by the battery replacement assisting tool, the guide tapered portions 105 can play a role in guiding, so that the battery assembly can be guided to reach a predetermined position smoothly, and the battery replacement interface 104 is ensured to be connected with the socket end.
It should be noted that the guiding beam 102 can be non-detachably connected to the long high side of the housing of the battery pack 101, such as by welding; the guiding beam 102 may also be detachably connected to the long high surface of the housing of the battery pack 101, for example, the long high surface is provided with a sliding slot, the guiding beam 102 can be inserted into the sliding slot, and the guiding beam 102 is tightly attached to the slot wall of the sliding slot.
In some embodiments, the number of the locking mechanisms 103 is multiple, and the multiple locking mechanisms 103 are arranged at intervals along the length direction of the guide beam 102; the number of engagement mechanisms is equal to the number of locking mechanisms 103.
Through setting up a plurality of locking mechanism 103 and a plurality of cooperation mechanism, can improve the locking performance to battery package 101, reinforcing locking effect effectively prevents to move the phenomenon that the in-process leads to trading electric interface 104 and socket end disconnection because of jolting.
In some embodiments, the guide beam 102 is provided with a mounting hole, the first cylinder portion 107 is fixedly mounted in the mounting hole, and an upper end surface of the first cylinder portion 107 coincides with an upper surface of the guide beam 102. In this way, the locking mechanisms 103 can be easily mounted, and particularly, when there are a plurality of locking mechanisms 103, the positions of the plurality of locking mechanisms 103 can be determined so as to ensure that the battery pack 101 is locked in a horizontal state by simply overlapping and fixing the upper end surfaces of the first tube parts 107 of all the locking mechanisms 103 with the upper surface of the guide beam 102.
In some embodiments, the first cylindrical portion 107 is fixedly connected to the lower surface of the guide beam 102, and the length direction of the first cylindrical portion 107 is perpendicular to the lower surface of the guide beam 102. This ensures that the sleeve can smoothly enter the sleeve 116 when the battery pack 101 falls under its own weight.
In some embodiments, the telescoping device is a pneumatic cylinder, an electric cylinder, or a hydraulic cylinder.
In this embodiment, the telescopic device is an electric cylinder, a cylinder body of the electric cylinder is located below a bottom plate of the battery compartment, the bottom plate of the battery compartment is provided with a through hole through which a piston rod 117 of the electric cylinder passes, and the through hole is communicated with the sleeve 116.
Referring to fig. 5, the chain line in fig. 5 indicates the bottom plate of the battery compartment, and as can be seen from fig. 5, the sleeve 116 is fixedly connected with the bottom plate of the battery compartment, and the sleeve 116 does not move during the locking and unlocking processes.
The locking process of the battery replacement assembly provided by the embodiment is as follows:
when the battery replacing auxiliary tool pushes the battery pack 101 into the battery compartment, the battery replacing auxiliary tool does not work any more. In the initial state of the battery pack 101, i.e., the state (a) in fig. 5, the other end of the stem 109 is located outside the sleeve. At this point, the free end of the piston rod 117 of the telescopic device is located at the upper port of the sleeve 116. Then, the battery pack 101 falls under its own weight until the lower end surface of the second tube 108 abuts against the piston rod 117, that is, the state (b) in fig. 5, at this time, the spring 110 is in a compressed state, then, the piston rod 117 contracts, and the battery pack 101 falls under the action of gravity along with the contraction of the piston rod 117, that is, the lower end surface of the second tube 108 always abuts against the piston rod 117, the spring 110 is always in a compressed state, and the ball 113 is always located inside the first tube 107; until the battery pack 101 drops until the lower surface of the battery pack 101 abuts against the upper end surface of the sleeve 116, the battery pack 101 is no longer moved, and at this time, the second receiving chamber 112 is opposed to the recess 106, i.e., the state (c) in fig. 5. Then, the piston rod 117 is further contracted, and the spindle 109 is extended from the second cylinder 108 by the elastic force of the spring 110, so that the first accommodation chamber 111 is opposed to the recess 106, and the portion of the ball 113 protruding from the outer wall of the first cylinder 107 enters the recess 106, and locking is achieved, i.e., the state (d) in fig. 5.
The unlocking process of the battery replacement assembly provided by this embodiment is opposite to the locking movement process, specifically, the unlocking process is realized by extending the piston rod 117 to eject the battery pack 101, and this embodiment is not described in detail again.
Example two
This embodiment provides an electric automobile, including the battery compartment with the utility model provides a trade battery assembly, cooperation mechanism and battery compartment fixed connection that provide.
The utility model provides an electric automobile is owing to used the utility model provides a trade battery assembly can realize location, locking and the unblock of battery package 101, convenient and fast.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A battery replacement assembly is characterized by comprising a battery pack, a locking mechanism and a matching mechanism, wherein the locking mechanism is fixedly connected with a shell of the battery pack, and a locking part is arranged on the locking mechanism; the matching mechanism is used for being fixedly connected with a battery compartment of the electric automobile and provided with a concave part, and the locking part can be positioned in the concave part to lock the battery pack; the retaining member is also separable from the recess to unlock the battery pack.
2. The battery replacement assembly according to claim 1, wherein the locking mechanism comprises a sleeve and a mandrel, the sleeve is fixedly connected with the shell of the battery pack, a limiting hole is formed in the wall of the sleeve, and the locking member is located at the limiting hole;
one end of the mandrel penetrates into the sleeve, the other end of the mandrel can be positioned outside the sleeve, the mandrel is provided with a first accommodating cavity and a second accommodating cavity, the first accommodating cavity is communicated with the second accommodating cavity, the first accommodating cavity is positioned above the second accommodating cavity, the mandrel is configured in a first state, the first accommodating cavity is communicated with the limiting hole, so that one part of the locking piece protrudes out of the outer wall of the sleeve, and in a second state, the second accommodating cavity is communicated with the limiting hole, so that the locking piece is positioned inside the sleeve;
the matching mechanism comprises a sleeve and a telescopic device, the sleeve is used for being fixedly connected with the battery compartment, the telescopic device can reciprocate along the axis of the sleeve, the telescopic device can enable the mandrel to be switched from the first state to the second state, so that the locking mechanism enters the sleeve, and the mandrel is switched from the second state to the first state, so that the locking piece is located in the recess, and locking is achieved; the telescopic device can also enable the mandrel to be switched from the first state to the second state, so that the locking mechanism is separated from the sleeve, and unlocking is realized.
3. The replaceable battery assembly as recited in claim 2 wherein the locking mechanism further comprises a spring; the inner wall of the sleeve is provided with a first boss and a second boss, the first boss is positioned above the second boss, an annular bulge is arranged between the two ends of the mandrel, the spring is sleeved on the mandrel, one end of the spring is abutted against the first boss, the other end of the spring is abutted against the upper surface of the annular bulge, and the lower surface of the annular bulge can be abutted against the second boss; the first accommodating chamber and the second accommodating chamber are respectively arranged on the circumferential surfaces of the annular protrusions.
4. The replaceable battery assembly as recited in claim 2 wherein the retaining member is a ball bearing; the locking mechanism further comprises a limiting ring, the limiting ring is detachably connected with the sleeve, the limiting ring is communicated with the limiting hole, and the inner diameter of the limiting ring is smaller than the diameter of the ball.
5. The replaceable battery assembly as recited in claim 3 wherein the sleeve comprises a first cylindrical portion and a second cylindrical portion, the first cylindrical portion being fixedly connected to the housing of the battery pack, the first cylindrical portion being removably connected to the second cylindrical portion, the first boss being located on an inner wall of the first cylindrical portion, and the second boss being located on an inner wall of the second cylindrical portion.
6. The battery replacement assembly according to claim 5, further comprising a guide beam, wherein the guide beam is fixedly connected with the long high surface of the shell of the battery pack, and two ends of the guide beam are provided with guide tapered parts; the first cylinder part is fixedly connected with the guide beam.
7. The battery replacement assembly as recited in claim 6, wherein the guide beam is provided with a mounting hole, the first cylindrical portion is fixedly mounted in the mounting hole, and an upper end surface of the first cylindrical portion coincides with an upper surface of the guide beam.
8. The battery replacement assembly according to claim 6, wherein the number of the locking mechanisms is multiple, and the multiple locking mechanisms are arranged at intervals along the length direction of the guide beam; the number of the matching mechanisms is equal to the number of the locking mechanisms.
9. The battery replacement assembly according to any one of claims 2 to 8, wherein the telescopic device is a pneumatic cylinder, an electric cylinder or a hydraulic cylinder.
10. An electric vehicle, characterized in that, comprising a battery compartment and the battery replacement assembly as claimed in any one of claims 1 to 9, the matching mechanism is fixedly connected with the battery compartment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921733355.6U CN211195917U (en) | 2019-10-15 | 2019-10-15 | Trade battery assembly and electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921733355.6U CN211195917U (en) | 2019-10-15 | 2019-10-15 | Trade battery assembly and electric automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211195917U true CN211195917U (en) | 2020-08-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921733355.6U Expired - Fee Related CN211195917U (en) | 2019-10-15 | 2019-10-15 | Trade battery assembly and electric automobile |
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| CN (1) | CN211195917U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112952278A (en) * | 2021-01-27 | 2021-06-11 | 浙江吉利控股集团有限公司 | Locking mechanism and battery replacing vehicle with same |
| CN113013541A (en) * | 2021-02-08 | 2021-06-22 | 浙江吉利控股集团有限公司 | Battery package locking mechanical system and vehicle |
| WO2023231536A1 (en) * | 2022-05-31 | 2023-12-07 | 奥动新能源汽车科技有限公司 | Battery replacement protective cover and electric vehicle |
-
2019
- 2019-10-15 CN CN201921733355.6U patent/CN211195917U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112952278A (en) * | 2021-01-27 | 2021-06-11 | 浙江吉利控股集团有限公司 | Locking mechanism and battery replacing vehicle with same |
| CN113013541A (en) * | 2021-02-08 | 2021-06-22 | 浙江吉利控股集团有限公司 | Battery package locking mechanical system and vehicle |
| CN113013541B (en) * | 2021-02-08 | 2023-04-07 | 浙江吉利控股集团有限公司 | Battery pack locking mechanism and vehicle |
| WO2023231536A1 (en) * | 2022-05-31 | 2023-12-07 | 奥动新能源汽车科技有限公司 | Battery replacement protective cover and electric vehicle |
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
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| CF01 | Termination of patent right due to non-payment of annual fee |