CN109501769B - Floating mechanism and battery replacing trolley comprising same - Google Patents
Floating mechanism and battery replacing trolley comprising same Download PDFInfo
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- CN109501769B CN109501769B CN201810924448.0A CN201810924448A CN109501769B CN 109501769 B CN109501769 B CN 109501769B CN 201810924448 A CN201810924448 A CN 201810924448A CN 109501769 B CN109501769 B CN 109501769B
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- 230000007246 mechanism Effects 0.000 title claims abstract description 51
- 238000000034 method Methods 0.000 claims abstract description 12
- 230000008569 process Effects 0.000 claims abstract description 12
- 230000001174 ascending effect Effects 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60S—SERVICING, CLEANING, REPAIRING, SUPPORTING, LIFTING, OR MANOEUVRING OF VEHICLES, NOT OTHERWISE PROVIDED FOR
- B60S5/00—Servicing, maintaining, repairing, or refitting of vehicles
- B60S5/06—Supplying batteries to, or removing batteries from, vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B3/00—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor
- B62B3/02—Hand carts having more than one axis carrying transport wheels; Steering devices therefor; Equipment therefor involving parts being adjustable, collapsible, attachable, detachable or convertible
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
- B62B2202/00—Indexing codes relating to type or characteristics of transported articles
- B62B2202/61—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
- Y02T10/70—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
Abstract
The invention relates to a floating mechanism and a battery replacing trolley comprising the same, wherein the floating mechanism comprises a floating part, a fixed part and a plurality of connecting parts, the floating part and the fixed part are arranged face to face, and a first floating gap is arranged between the floating part and the fixed part; the connecting part comprises an elastic connecting piece, a floating connecting piece and a fixed connecting piece, the elastic connecting piece is arranged in the first floating gap, one end of the elastic connecting piece is connected with the floating connecting piece, the other end of the elastic connecting piece is connected with the fixed part, the elastic connecting piece is provided with a first through hole, and the fixed part is provided with a second through hole; one end of the floating connecting piece connected with the elastic connecting piece is connected with the floating part, the other end of the floating connecting piece penetrates through the two through holes and extends outwards to one end of the fixed connecting piece, and a second floating gap is arranged between the floating connecting piece and the wall of the two through holes; the other end of the fixed connecting piece is connected with the floating part, and a third floating gap is arranged between the fixed connecting piece and the fixed part. The surface of the battery replacing trolley and the bottom of the trolley body can be adaptively adjusted to be in a parallel state in the battery replacing process, and the battery replacing efficiency is improved.
Description
Technical Field
The invention relates to the technical field of charging and battery replacing, in particular to a floating mechanism and a battery replacing trolley comprising the same.
Background
With the continuous development of electric vehicles, how to timely and effectively supply electric energy to the electric vehicle with insufficient electric quantity has become a very much concern for manufacturers and owners. The vehicle is lifted, the battery replacing trolley is pushed to the lower part of the vehicle, and a battery replacing mode for disassembling and installing the battery pack for the vehicle is a very efficient electric energy supplementing mode. The battery replacing trolley needs to be aligned with the battery and is parallel to the bottom of the trolley body in the process of replacing the battery for the vehicle.
The existing battery replacing trolley generally adopts a mode that a positioning pin is matched with an automobile body positioning hole to align a battery, but due to the fact that a plurality of factors such as unevenness of the ground where the vehicle is lifted and the battery replacing trolley is located, the surface of the battery replacing trolley and the bottom of an automobile body can be unparallel, the surface of the battery replacing trolley or the plane where the bottom of the automobile body is located needs to be adjusted generally, the surface of the battery replacing trolley and the plane where the bottom of the automobile body is located are enabled to be in a parallel state, the battery replacing process can be guaranteed to be carried out smoothly, the adjusting process is complex, the battery replacing efficiency is low, and user experience is poor. Therefore, how to adaptively adjust the parallelism between the battery replacing trolley and the bottom of the trolley body in the battery replacing process becomes a technical problem to be solved urgently.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a floating mechanism and a battery replacing trolley comprising the same, which can adaptively adjust the surface of the battery replacing trolley and the bottom of a trolley body to be in a parallel state in a battery replacing process, so that the battery replacing efficiency is improved.
In order to solve the above technical problems, according to an aspect of an embodiment of the present invention, there is provided a floating mechanism including a floating portion, a fixing portion, and a plurality of connecting portions, wherein,
the floating part and the fixed part are arranged face to face, and a first floating gap is arranged between the floating part and the fixed part;
the connecting part comprises an elastic connecting piece, a floating connecting piece and a fixed connecting piece, the elastic connecting piece is arranged in the first floating gap, one end of the elastic connecting piece is connected with one end of the floating connecting piece, the other end of the elastic connecting piece is connected with the fixed part, the elastic connecting piece is provided with a first through hole along the direction vertical to the fixed part, and the fixed part is provided with a second through hole communicated with the first through hole;
one end of the floating connecting piece, which is connected with the elastic connecting piece, is connected with the floating part, the other end of the floating connecting piece penetrates through the first through hole and the second through hole and extends outwards to one end of the fixed connecting piece, and is connected with the fixed connecting piece, and a second floating gap is arranged between the floating connecting piece and the wall of the through hole of the first through hole and the wall of the through hole of the second through hole;
the other end of the fixed connecting piece is connected with the floating part, and a third floating gap is arranged between the fixed connecting piece and the fixed part.
Furthermore, the floating part is of a frame structure, the fixed part is of a bracket structure and comprises a bracket and a fixed plate arranged on the bracket,
the fixed plate and the top frame face and the bottom frame face of the frame structure are arranged face to face, a first floating gap is formed between the fixed plate and the top frame face, one end of the floating connecting piece is connected with the top frame face and one end of the elastic connecting piece, the other end of the floating connecting piece is connected with one end of the fixed connecting piece, the other end of the elastic connecting piece is connected with the fixed plate, and the other end of the fixed connecting piece is connected with the bottom frame face.
Further, the floating mechanism comprises four connecting parts which are uniformly distributed on the surface of the floating part.
Furthermore, the floating connecting piece and the end that elastic connecting piece links to each other are equipped with the apron, the apron with elastic connecting piece one end links to each other, apron accessible compression elastic connecting piece and/or through the elastic connecting piece that bends along arbitrary direction, drive the floating portion for the fixed part is floated along vertical direction and/or is along arbitrary direction slope.
Furthermore, the floating connecting piece comprises a first connecting piece and a second connecting piece, the cover plate is arranged at one end of the first connecting piece, the other end of the first connecting piece penetrates through the first through hole and the second through hole and is connected with one end of the second connecting piece, and the other end of the second connecting piece is connected with the fixed connecting piece;
the first connecting piece further comprises a connecting rod, the cover plate is fixed to the connecting rod, the second connecting piece is of a chain structure, when the cover plate bends the spring, the connecting rod also inclines along with the cover plate, and the connecting rod drives the second connecting piece to swing.
Further, the last one end that with the portion of floating is connected of fixed connection spare is equipped with limit structure, limit structure includes first limiting plate and second limiting plate for the restriction the swing range of second connecting piece to the restriction floating range of portion that floats.
Further, the fixed connecting piece is an L-shaped connecting piece.
Further, the elastic connecting piece is of a spring structure.
According to another aspect of the embodiment of the invention, the battery replacing trolley comprises the floating mechanism, in the battery replacing process, the floating part floats relative to the fixed part along any direction through the connecting part, and the surface of the battery replacing trolley is adaptively adjusted to be parallel to the bottom of a trolley body.
Further, the battery replacing trolley further comprises a roller structure and a positioning pin, wherein the roller structure is mounted on the floating part and used for conveying a battery pack; the positioning pin is arranged on the floating part and is used for being matched with a positioning hole of the vehicle body to position the battery replacing trolley; and the positioning pin descends along with the ascending of the battery replacing trolley after contacting with the positioning hole.
Further, the fixed part is of a support structure and comprises a support and a fixed plate arranged on the support, and the support is of a liftable scissors fork structure and drives the floating part to lift.
Further, the battery replacing trolley further comprises a bottom plate, a traveling mechanism and a push rod, wherein one end of the support is fixedly installed on the fixing plate, the other end of the support is installed on the bottom plate, the traveling mechanism and the push rod are installed on the bottom plate and push the push rod, and the battery replacing trolley moves through the traveling mechanism.
Compared with the prior art, the invention has obvious advantages and beneficial effects. By means of the technical scheme, the floating mechanism and the battery replacing trolley comprising the same can achieve considerable technical progress and practicability, have wide industrial utilization value and at least have the following advantages:
the floating mechanism enables the floating part to float along any direction relative to the fixed part through the connecting part, so that the plane where the floating part is located is adjusted in a self-adaptive mode. The floating mechanism has the advantages of large floating range, simple structure, low cost, simple adjusting process and easy realization. When the floating mechanism is applied to the battery replacing trolley for replacing the battery of the vehicle, the surface of the battery replacing trolley and the bottom of the trolley body can be conveniently and rapidly adjusted to be in a parallel state, the battery replacing efficiency and accuracy are greatly improved, and the user experience is improved.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understood, the following preferred embodiments are described in detail with reference to the accompanying drawings.
Drawings
Fig. 1(a) is a schematic front view of a connecting portion of a floating mechanism according to an embodiment of the present invention;
fig. 1(b) is a schematic bottom view of a connecting portion of a floating mechanism according to an embodiment of the present invention;
fig. 1(c) is a schematic cross-sectional view of a connecting portion of a floating mechanism according to an embodiment of the present invention;
fig. 2 is a schematic front view of a battery replacement trolley according to an embodiment of the present invention;
fig. 3 is a perspective view of the battery replacing trolley shown in fig. 2.
[ notation ] to show
1: the floating part 2: fixing part
3: connection portion 31: elastic connecting piece
32: floating connection 33: fixed connecting piece
4: first floating gap 311: first through hole
312: second through hole 5: second floating gap
6: third floating gap 21: support frame
22: fixing plate 11: top frame surface
12: bottom frame face 321: cover plate
322: first connector 323: second connecting piece
324, connecting rod 331: limiting structure
332: first limiting plate 333: second limiting plate
10: the floating mechanism 334: connecting plate
7: the roller structure 8: locating pin
9: bottom plate 13: traveling mechanism
14: push rod 15: limiting part
324: flange structure
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined objects, the following detailed description will be made on specific embodiments and effects of the floating mechanism and the battery replacing trolley comprising the same according to the present invention with reference to the accompanying drawings and preferred embodiments.
The embodiment of the invention provides a floating mechanism, which comprises a floating part 1, a fixed part 2 and a plurality of connecting parts 3, wherein the floating part 1 and the fixed part 2 are arranged face to face, a first floating gap 4 is arranged between the floating part 1 and the fixed part 2, the floating part 1 is used for supporting a target object, the target object is an object to be aligned or positioned, and for example, when the floating mechanism is applied to a battery replacing device in a battery replacing station, such as a battery replacing trolley, the target object is a battery pack. As shown in fig. 1(a), 1(b), and 1(c), the connecting portion 3 includes an elastic connecting member 31, a floating connecting member 32, and a fixed connecting member 33, the elastic connecting member 31 is disposed in the first floating gap 4, one end of the elastic connecting member is connected to one end of the floating connecting member 32, the other end of the elastic connecting member is connected to the fixed portion 2, the elastic connecting member 31 is provided with a first through hole 311 in a direction perpendicular to the fixed portion 2, and the fixed portion 2 is provided with a second through hole 312 communicated with the first through hole 311. The floating part 1 is connected to the one end that the floating connecting piece 32 is connected with the elastic connecting piece 31, and the other end passes through the first through hole 311 and the second through hole 312 and extends outwards to one end of the fixed connecting piece 33, and is connected with the fixed connecting piece 33, and a second floating gap 5 is arranged between the floating connecting piece 32 and the through hole wall of the first through hole 311 and the through hole wall of the second through hole 312. The other end of the fixed connecting piece 33 is connected with the floating part 1, and a third floating gap 6 is arranged between the fixed connecting piece 33 and the fixed part. The floating part 1 can float along any direction relative to the fixed part 2 through the connecting part 3, so that the plane where the floating part 1 is located is adjusted, and when a target object leaves the floating part 1, the connecting part 3 automatically resets, so that the floating part 1 is driven to also automatically reset. The floating mechanism has the advantages of large floating range, simple structure, low cost, simple adjusting process and easy realization.
As an example, the floating portion 1 and the fixed portion 2 may each be a plate-like structure, which are disposed facing each other with the first floating gap 4. It should be noted that the fixed part 2 needs to be fixedly mounted at a height from the ground that is sufficient for the fixed connection not to come into contact with the ground during floating.
As another example, as shown in fig. 2, the floating mechanism may be used on a battery replacing trolley, during the battery replacing process, the plane of the battery replacing trolley is adjusted, the floating portion 1 is a frame structure, the fixing portion 2 is a frame structure, and includes a support frame 21 and a fixing plate 22 mounted on the support frame 21, the fixing plate 22 is disposed to face both the top frame surface 11 and the bottom frame surface 12 of the frame structure, a first floating gap 4 is formed between the fixing plate 22 and the top frame surface 11, one end of the floating connecting member 32 is connected to the top frame surface 11 and one end of the elastic connecting member 31, the other end of the elastic connecting member 31 is connected to the fixing plate 22, the other end of the fixing connecting member 33 is connected to the bottom frame surface 12, as an example, a connecting plate 334 may be disposed on the fixing connecting member 33, the connecting plate 334 is fixed on the bottom frame surface 12, the fixing connecting member 33 is mounted on the bottom frame surface 12, the installation is more convenient, has also improved the stability of relocation mechanism simultaneously. It should be noted that, with reference to the ground, the top frame surface 11 of the frame structure refers to a surface formed by the topmost frame when the frame structure is normally placed, the bottom frame structure refers to a surface formed by the bottommost frame when the frame structure is normally placed, and the fixed connecting member may be an L-shaped connecting member formed integrally or an L-shaped connecting member formed by two sheet pile structures.
In the example shown in fig. 2, the floating mechanism includes four connecting portions 3 uniformly distributed on the surface of the floating portion 1, so that the floating range of the floating portion 1 is equalized in all directions. The end of the floating connecting member 32 connected to the elastic connecting member 31 is provided with a cover plate 321, the cover plate 321 is connected to one end of the elastic connecting member 31, and the cover plate 321 can drive the floating portion 1 to float vertically and/or tilt in any direction relative to the fixed portion 2 by compressing the elastic connecting member 31 and/or by bending the elastic connecting member 31 in any direction. Let X, Y, Z be three coordinate axes perpendicular to each other, and the Z direction be the vertical direction, as an example, floating section 1 can float in the Z direction with respect to fixed section 2, floating section 1 can tilt in any direction with respect to fixed section 2, and floating section 1 can rotate about the X axis, the Y axis, and the Z axis. The elastic connection member 31 is of a spring structure. The above is merely an example, and in actual application, the installation position, the number, and the distribution of the connection portions 3 may be adaptively adjusted.
As an example, as shown in fig. 1(a), 1(b), and 1(c), the floating connection member 32 includes a first connection member 322 and a second connection member 323, the cover plate 321 is disposed at one end of the first connection member 322, the other end of the first connection member 322 passes through the first through hole 311 and the second through hole 312, and is connected to one end of the second connection member 323, and the other end of the second connection member 323 is connected to the fixed connection member 33. The first connecting member 322 further includes a connecting rod 324, the cover plate 321 is fixed on the connecting rod 324, the second connecting member 323 is a chain structure, when the cover plate 321 bends the spring, the connecting rod 324 is also inclined, and the connecting rod 324 drives the second connecting member 323 to swing, so that the floating portion 1 can realize X-direction floating and Y-direction floating, and thus, the floating portion 1 can realize 6-degree-of-freedom floating in space. As an example floating coupling 32-flange structure, the floating coupling 32 is fixedly mounted on the floating portion 1.
The fixed connector 33 is provided with a limit structure 331 at an end connected to the floating portion 1, as shown in fig. 1, the limit structure 331 includes a first limit plate 332 and a second limit plate 333, and is used for limiting a swing range of the second connector 323, thereby limiting a floating range of the floating portion 1.
The embodiment of the invention also provides a battery replacing trolley, as shown in fig. 2 and 3, the battery replacing trolley comprises the floating mechanism 10, in the battery replacing process, the floating part 1 floats relative to the fixed part 2 through the connecting part 3 along any direction, and the floating of 6 degrees of freedom in space can be realized, so that the surface of the battery replacing trolley and the bottom of a trolley body are in a parallel state in a self-adaptive adjustment mode.
The battery replacing trolley further comprises a roller structure 7 and a positioning pin 8, wherein the roller structure 7 is installed on the floating part 1 and used for conveying a battery pack; the positioning pin 8 is arranged on the floating part 1 and is used for matching with a positioning hole of the vehicle body to position the battery replacing trolley; after the contact position of the positioning pin 8 and the positioning hole, the positioning pin descends along with the ascending of the battery replacing trolley. As shown in fig. 2, the floating mechanism 10 included in the battery replacing trolley is the floating mechanism shown in fig. 1, the roller structure 7 is installed on the top frame surface 11 of the floating portion 1, the positioning pin 8 is installed on the edge of the frame structure, and the number of the positioning pins 8 can be more than 3, so as to improve the positioning accuracy, in the example shown in fig. 2, the number of the positioning pins is 3.
The fixing portion 2 is of a support structure and comprises a support 21 and a fixing plate 22 installed on the support 21, the support 21 is a liftable scissors fork structure, and the lifting of the scissors fork structure drives the fixing plate 22 to lift. The holder 21 is not limited to the scissor fork structure shown in fig. 2, and may have other lifting structures.
The battery replacing trolley further comprises a bottom plate 9, a walking mechanism 13 and a push rod 14, a fixing plate 22 is fixedly installed at one end of a support 21, the bottom plate 9 is installed at the other end of the support, the walking mechanism 13 and the push rod 14 are installed on the bottom plate 9, the push rod 14 is pushed, and the battery replacing trolley moves through the walking mechanism 13. As an example, the traveling mechanism 13 includes four rollers or universal wheels, which are uniformly distributed at four corners of the bottom plate 9, and when the traveling mechanism 13 is a universal wheel, the position of the battery replacing trolley can be adjusted. The support 21 is further provided with a limiting part 15 for limiting the descending position of the floating part 1, preventing the floating part 1 from descending excessively and improving the safety of battery replacement. The battery replacement trolley provided by the embodiment of the invention can be suitable for manual battery replacement, battery maintenance, inspection and the like, and the plane of the battery replacement trolley is adjusted to be parallel to the plane of the bottom of the vehicle through the floating mechanism 10, so that the battery replacement efficiency is improved, and the user experience is improved.
Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (12)
1. A floating mechanism, characterized by: comprises a floating part, a fixed part and a plurality of connecting parts, wherein,
the floating part and the fixed part are arranged face to face, and a first floating gap is arranged between the floating part and the fixed part;
the connecting part comprises an elastic connecting piece, a floating connecting piece and a fixed connecting piece, the elastic connecting piece is arranged in the first floating gap, one end of the elastic connecting piece is connected with one end of the floating connecting piece, the other end of the elastic connecting piece is connected with the fixed part, the elastic connecting piece is provided with a first through hole along the direction vertical to the fixed part, and the fixed part is provided with a second through hole communicated with the first through hole;
one end of the floating connecting piece, which is connected with the elastic connecting piece, is connected with the floating part, the other end of the floating connecting piece penetrates through the first through hole and the second through hole and extends outwards to one end of the fixed connecting piece, and is connected with the fixed connecting piece, and a second floating gap is arranged between the floating connecting piece and the wall of the through hole of the first through hole and the wall of the through hole of the second through hole;
the other end of the fixed connecting piece is connected with the floating part, and a third floating gap is arranged between the fixed connecting piece and the fixed part.
2. The float mechanism of claim 1 further comprising:
the floating part is of a frame structure, the fixed part is of a bracket structure and comprises a bracket and a fixed plate arranged on the bracket,
the fixed plate and the top frame face and the bottom frame face of the frame structure are arranged face to face, a first floating gap is formed between the fixed plate and the top frame face, one end of the floating connecting piece is connected with the top frame face and one end of the elastic connecting piece, the other end of the floating connecting piece is connected with one end of the fixed connecting piece, the other end of the elastic connecting piece is connected with the fixed plate, and the other end of the fixed connecting piece is connected with the bottom frame face.
3. The floating mechanism according to claim 1 or 2, wherein:
the floating mechanism comprises four connecting parts which are uniformly distributed on the surface of the floating part.
4. The floating mechanism according to claim 1 or 2, wherein:
the floating connecting piece with the one end that elastic connection spare links to each other is equipped with the apron, the apron with elastic connection spare one end links to each other, apron accessible compression elastic connection spare and/or through the elastic connection spare that bends along arbitrary direction, drive the floating portion for the fixed part is floated along vertical direction and/or is followed arbitrary direction slope.
5. The float mechanism of claim 4 wherein:
the floating connecting piece comprises a first connecting piece and a second connecting piece, the cover plate is arranged at one end of the first connecting piece, the other end of the first connecting piece penetrates through the first through hole and the second through hole and is connected with one end of the second connecting piece, and the other end of the second connecting piece is connected with the fixed connecting piece;
the first connecting piece further comprises a connecting rod, the cover plate is fixed to the connecting rod, the second connecting piece is of a chain structure, when the cover plate bends the spring, the connecting rod also inclines along with the cover plate, and the connecting rod drives the second connecting piece to swing.
6. The float mechanism of claim 5 wherein:
the last one end that with the portion of floating is connected of fixed connection spare is equipped with limit structure, limit structure includes first limiting plate and second limiting plate for the restriction the swing range of second connecting piece to the restriction floating range of portion that floats.
7. The float mechanism of claim 6 wherein:
the fixed connecting piece is an L-shaped connecting piece.
8. The floating mechanism according to claim 1 or 2, wherein:
the elastic connecting piece is of a spring structure.
9. The utility model provides a trade electric dolly which characterized in that: the floating mechanism comprises the floating mechanism as claimed in any one of claims 1 to 8, wherein in the battery replacing process, the floating part floats relative to the fixed part along any direction through the connecting part, and the surface of the battery replacing trolley is adaptively adjusted to be parallel to the bottom of a vehicle body.
10. The battery changing trolley according to claim 9, wherein:
the battery pack floating device further comprises a roller structure and a positioning pin, wherein the roller structure is mounted on the floating part and used for conveying a battery pack; the positioning pin is arranged on the floating part and is used for being matched with a positioning hole of the vehicle body to position the battery replacing trolley; and the positioning pin descends along with the ascending of the battery replacing trolley after contacting with the positioning hole.
11. The battery changing trolley according to claim 9, wherein:
the fixed part is of a support structure and comprises a support and a fixed plate arranged on the support, and the support is of a liftable scissors fork structure and drives the floating part to lift.
12. The battery changing trolley according to claim 11, wherein:
the battery replacing trolley further comprises a bottom plate, a walking mechanism and a push rod, one end of the support is fixedly installed on the fixing plate, the other end of the support is installed on the bottom plate, the walking mechanism and the push rod are installed on the bottom plate and push the push rod, and the battery replacing trolley moves through the walking mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810924448.0A CN109501769B (en) | 2018-08-14 | 2018-08-14 | Floating mechanism and battery replacing trolley comprising same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810924448.0A CN109501769B (en) | 2018-08-14 | 2018-08-14 | Floating mechanism and battery replacing trolley comprising same |
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| Publication Number | Publication Date |
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| CN109501769A CN109501769A (en) | 2019-03-22 |
| CN109501769B true CN109501769B (en) | 2021-12-28 |
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| CN201810924448.0A Active CN109501769B (en) | 2018-08-14 | 2018-08-14 | Floating mechanism and battery replacing trolley comprising same |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111301217A (en) * | 2020-04-02 | 2020-06-19 | 昆山迈征自动化科技有限公司 | Electric battery replacement device for new energy automobile |
| CN115284943A (en) * | 2021-12-02 | 2022-11-04 | 奥动新能源汽车科技有限公司 | Battery replacing equipment, battery replacing robot comprising same and battery replacing station |
| CN115284942A (en) * | 2021-12-02 | 2022-11-04 | 奥动新能源汽车科技有限公司 | Battery replacing equipment and battery replacing station comprising same |
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