CN217009435U - Lithium battery for tractor - Google Patents
Lithium battery for tractor Download PDFInfo
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- CN217009435U CN217009435U CN202220378013.2U CN202220378013U CN217009435U CN 217009435 U CN217009435 U CN 217009435U CN 202220378013 U CN202220378013 U CN 202220378013U CN 217009435 U CN217009435 U CN 217009435U
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- outer frame
- frame
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Abstract
The utility model provides a lithium battery for a tractor, wherein a plurality of positioning nails are arranged on the inner side of the bottom of an outer frame, positioning holes which are in one-to-one correspondence with the positioning nails are arranged at the bottom of an inner frame, a plurality of square tube fixing holes for lifting are integrally arranged at the top of the inner frame, and the design of a locking structure is matched, so that when the lithium battery is replaced or maintained, only the locking structure needs to be opened, the inner frame and a lithium battery component are lifted out through the square tube fixing holes, and then when the inner frame and the lithium battery component are lifted into the inner frame and the lithium battery component again, the positioning holes and the positioning nails are used for positioning, the purpose of quick installation can be realized, and the labor is saved; furthermore, when the locking structure is used, the locking structure is connected to a control system, and automatic locking and unlocking of the lock tongue can be realized; meanwhile, when the inner frame and the lithium battery pack are installed, the parallelism of the inner frame and the lithium battery pack can be guaranteed by ensuring that the numerical values of the tension sensors in the locking structures are the same.
Description
Technical Field
The utility model relates to the technical field of new energy, in particular to a lithium battery for a tractor.
Background
The lithium battery is widely applied to the current society, such as markets, factories, farms, charging stations and other occasions, and has the characteristics of high safety, high energy density, long cycle time and the like. With the continuous popularization of new energy, new energy tractors also begin to be put into use, and lithium batteries are indispensable as main power sources of the new energy tractors.
As is well known, the operational environment of tractor is generally comparatively abominable, and the maintenance frequency is also higher, and the power that needs is also bigger than the lithium cell in ordinary new forms of energy vehicle, consequently, the lithium battery pack of its needs is more, and volume, weight are also bigger, and is comparatively troublesome when changing or maintaining, and moreover, ordinary new forms of energy vehicle's lithium cell often does not design the structure of preventing jolting, consequently, need to design a section and be applicable to the tractor and use the lithium cell of operating mode urgently.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention provides a lithium battery for a tractor, so as to solve the technical problems mentioned in the background art.
In order to achieve the purpose, the utility model adopts the technical scheme that: a lithium battery for a tractor comprises an inner frame, a lithium battery component and an upper cover plate, wherein the inner frame is internally provided with a cavity, the lithium battery component is arranged in the cavity, the upper cover plate is detachably arranged at the top of the inner frame, the outer frame is arranged outside the inner frame, a plurality of positioning nails are arranged on the inner side of the bottom of the outer frame, positioning holes which correspond to the positioning nails one by one are formed in the bottom of the inner frame, a plurality of lock tongues are arranged on the side wall of the inner frame, connecting lug plates which correspond to the lock tongues one by one are arranged on the side wall of the outer frame, and a locking structure is arranged at the bottom of the connecting lug plates;
the top of lithium battery pack has maintenance switch, and the outside of outer frame is provided with the connector that is connected to lithium battery pack, and lithium battery pack loops through maintenance switch and connector and is connected to the power end of tractor.
Furthermore, the locking structure comprises a tension sensor, an electric push rod and a U-shaped connecting piece, the tension sensor is fixedly connected to the outer frame, the detection end of the tension sensor is connected to one end of the electric push rod, the other end of the electric push rod is hinged to the U-shaped connecting piece, and the U-shaped end of the U-shaped connecting piece is connected with a pin shaft;
an arc-shaped slideway is formed in the connecting lug plate, and the pin shaft can freely slide in the slideway under the driving of the U-shaped connecting piece and the electric push rod, so that the locking and unlocking of the lock tongue are realized.
Further, the intrados of slide is towards force transducer and electric putter.
Furthermore, the connection lug plates are provided with two connection lug plates which are arranged oppositely, and when the inner frame and the lithium battery component are installed in the outer frame through the positioning holes, the lock tongue arranged on the inner frame is just located on the inner sides of the two connection lug plates.
Furthermore, a plurality of square pipe fixing holes for hoisting are integrally formed in the top of the inner frame.
Furthermore, the lock tongues and the corresponding locking structures are arranged at four positions and are dispersedly arranged on the periphery of the inner frame.
Furthermore, a plurality of heat dissipation windows are arranged on the inner frame and the outer frame.
Furthermore, the bottom of the outer frame is provided with a plurality of supporting seats.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the inner side of the bottom of the outer frame is provided with the plurality of positioning nails, the bottom of the inner frame is provided with the positioning holes which are in one-to-one correspondence with the plurality of positioning nails, the top of the inner frame is integrally provided with the plurality of square tube fixing holes for lifting, and the design of the locking structure is matched, so that when a lithium battery is replaced or maintained, only the locking structure is needed to be opened, the inner frame and the lithium battery component are lifted out through the square tube fixing holes, and then when the inner frame and the lithium battery component are lifted into the inner frame and the lithium battery component again, the positioning is carried out through the positioning holes and the positioning nails, the purpose of quick installation can be realized, and the labor is saved;
2. the locking structure comprises a tension sensor, an electric push rod and a U-shaped connecting piece, and when the locking structure is used, the locking structure is connected to a control system, so that the automatic locking and unlocking of the lock tongue can be realized; meanwhile, when the inner frame and the lithium battery pack are installed, the parallelism of the inner frame and the lithium battery pack can be ensured by ensuring the same numerical value of the tension sensors in the locking structures, and further, in the using process, the parallelism of the inner frame and the lithium battery pack is monitored in real time through the numerical value of the tension sensor in the locking structure, once the numerical value of the tension sensor exceeds a certain range, an alarm is sent to remind a driver of paying attention, and the lithium battery pack is prevented from being damaged due to long-time excessive bumping;
3. the top of lithium battery pack has maintenance switch, and the outside of outer frame is provided with the connector that is connected to lithium battery pack, and lithium battery pack loops through maintenance switch and the power end that the connector is connected to the tractor, and when the maintenance, disconnection maintenance switch that can be convenient promotes maintenance efficiency.
Drawings
FIG. 1 is a schematic view of the overall structure of a lithium battery for tractors according to the present invention;
FIG. 2 is a schematic view of the present invention at another angle;
FIG. 3 is a schematic view of the outer frame;
FIG. 4 is a schematic view of the construction of the inner frame;
FIG. 5 is a schematic structural view of the locking structure;
the labels in the figure are: 1. the upper cover plate, 2, the internal frame, 3, side's pipe fixed orifices, 4, outer frame, 5, locking structure, 6, maintenance switch, 7, connector, 8, location nail, 9, locating hole, 10, force sensor, 11, electric putter, 12, U type connecting piece, 13, round pin axle, 14, spring bolt, 15, engaging lug board, 16, slide, 17, heat dissipation window, 18, supporting seat, 19, lithium cell subassembly.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the present invention, and it is obvious that the described embodiments are some embodiments of the present invention, but not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art based on the embodiments of the present invention without creative efforts belong to the protection scope of the present invention.
A lithium battery for a tractor, as shown in fig. 1 and 2, comprises an inner frame 2 with a cavity inside, a lithium battery pack 19 arranged inside the cavity, an upper cover plate 1 detachably arranged on the top of the inner frame 2, and an outer frame 4 arranged outside the inner frame 2.
As shown in fig. 3 and 4, a plurality of positioning nails 8 are arranged on the inner side of the bottom of the outer frame 4, positioning holes 9 corresponding to the positioning nails one to one are arranged at the bottom of the inner frame 2, a plurality of locking tongues 14 are arranged on the side wall of the inner frame 2, connecting ear plates 15 corresponding to the locking tongues one to one are arranged on the side wall of the outer frame 4, and a locking structure is arranged at the bottom of the connecting ear plates 15, when the inner frame 2 and the lithium battery pack are installed inside the outer frame 4 through the positioning holes 9, the locking tongues 14 arranged on the inner frame 2 and the connecting ear plates 15 can be locked through the locking structure.
When the lithium battery is replaced or maintained, the locking structure 5 is only required to be opened, the inner frame 2 and the lithium battery pack 19 are lifted out through the square tube fixing hole 3, and then when the inner frame and the lithium battery pack are lifted into the inner frame and the lithium battery pack again, the positioning holes 9 and the positioning nails 8 are used for positioning, so that the purpose of quick installation can be achieved, and labor is saved.
As shown in fig. 1 and fig. 2, a maintenance switch 6 is arranged at the top of the lithium battery pack 19, a connector 7 connected to the lithium battery pack 19 is arranged outside the outer frame 4, and the lithium battery pack 19 is connected to a power supply end of a tractor sequentially through the maintenance switch 6 and the connector 7.
As shown in fig. 5, the locking structure includes a tension sensor 10, an electric push rod 11 and a U-shaped connector 12, the tension sensor 10 is fixedly connected to the outer frame 4, a detection end of the tension sensor 10 is connected to one end of the electric push rod 11, the other end of the electric push rod 11 is hinged to the U-shaped connector 12, and a U-shaped end of the U-shaped connector 12 is connected to a pin 13;
an arc-shaped slideway 16 is arranged on the connecting lug plate 15, and the pin shaft 13 can freely slide in the slideway 16 under the driving of the U-shaped connecting piece 12 and the electric push rod 11, so that the locking and unlocking of the lock tongue 14 are realized. In this embodiment, the latch 14 is an inverted right triangle, and the inner arc surface of the slide way 16 formed on the latch faces the tension sensor 10 and the electric push rod 11.
When the locking structure is used, the locking structure is connected to a control system, and automatic locking and unlocking of the lock tongue 14 can be realized; simultaneously, when installation internal frame 2 and lithium battery pack 19, through ensuring that the numerical value of tension sensor 10 is the same in a plurality of locking structures 5, can guarantee the depth of parallelism of internal frame 2 and lithium battery pack, and is further, in the use, through the numerical value of tension sensor 10 in the locking structure in real time the depth of parallelism of internal frame 2 and lithium battery pack is monitored, in case the numerical value of tension sensor 10 surpasss certain limit, then send the warning and remind the navigating mate to notice, prevent to cause lithium battery pack's damage because of excessively jolting for a long time.
For the best use effect, the connecting lug plates 15 are arranged in two and opposite positions, and when the inner frame 2 and the lithium battery cell pack are mounted to the inside of the outer frame 4 through the positioning holes 9, the locking tongues 14 arranged on the inner frame 2 are just positioned at the inner sides of the two connecting lug plates 15.
Furthermore, a plurality of square pipe fixing holes 3 for hoisting are integrally formed in the top of the inner frame 2.
Furthermore, the locking tongues 14 and the corresponding locking structures are arranged at four positions and dispersedly arranged around the inner frame 2.
Furthermore, a plurality of heat dissipation windows 17 are arranged on the inner frame 2 and the outer frame 4.
Further, a plurality of supporting seats 18 are arranged at the bottom of the outer frame 4.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. A lithium cell for tractor, includes that inside has the inner frame of cavity, sets up the lithium cell subassembly and the detachable upper cover plate that sets up at inner frame top inside the cavity, its characterized in that: the lithium battery pack connecting structure comprises an inner frame and an outer frame, and is characterized by further comprising the outer frame arranged on the outer side of the inner frame, wherein a plurality of positioning nails are arranged on the inner side of the bottom of the outer frame, positioning holes which are in one-to-one correspondence with the plurality of positioning nails are formed in the bottom of the inner frame, a plurality of lock tongues are arranged on the side wall of the inner frame, connecting lug plates which are in one-to-one correspondence with the plurality of lock tongues are arranged on the side wall of the outer frame, a locking structure is arranged at the bottoms of the connecting lug plates, and when the inner frame and a lithium battery pack are installed inside the outer frame through the positioning holes, the lock tongues arranged on the inner frame and the connecting lug plates can be locked through the locking structure;
the top of the lithium battery pack is provided with a maintenance switch, the outer side of the outer frame is provided with a connector connected to the lithium battery pack, and the lithium battery pack is connected to a power end of the tractor sequentially through the maintenance switch and the connector.
2. A lithium battery for tractors as claimed in claim 1, characterized in that: the locking structure comprises a tension sensor, an electric push rod and a U-shaped connecting piece, the tension sensor is fixedly connected to the outer frame, the detection end of the tension sensor is connected to one end of the electric push rod, the other end of the electric push rod is hinged to the U-shaped connecting piece, and the U-shaped end of the U-shaped connecting piece is connected with a pin shaft;
an arc-shaped slideway is formed in the connecting lug plate, and the pin shaft can freely slide in the slideway under the driving of the U-shaped connecting piece and the electric push rod, so that the locking and unlocking of the lock tongue are realized.
3. A lithium battery for tractors as claimed in claim 2, characterized in that: the intrados of slide is towards force transducer and electric putter.
4. A lithium battery for tractors as claimed in claim 2, characterized in that: the connection lug plate is provided with two and sets up relatively, and when the inside frame and lithium battery pack passed through the locating hole and installed to outer frame's inside, the spring bolt that sets up on the inner frame was located the inboard of two connection lug plates just.
5. A lithium battery for tractors as claimed in claim 1, characterized in that: the top of the inner frame is integrally provided with a plurality of square tube fixing holes for hoisting.
6. A lithium battery for tractors as claimed in claim 1, characterized in that: the lock tongue and the corresponding locking structure are arranged at four positions and are dispersedly arranged on the periphery of the inner frame.
7. A lithium battery for tractors according to claim 1, characterized in that: and a plurality of heat dissipation windows are arranged on the inner frame and the outer frame.
8. A lithium battery for tractors according to claim 1, characterized in that: the bottom of the outer frame is provided with a plurality of supporting seats.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220378013.2U CN217009435U (en) | 2022-02-24 | 2022-02-24 | Lithium battery for tractor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220378013.2U CN217009435U (en) | 2022-02-24 | 2022-02-24 | Lithium battery for tractor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217009435U true CN217009435U (en) | 2022-07-19 |
Family
ID=82395799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220378013.2U Active CN217009435U (en) | 2022-02-24 | 2022-02-24 | Lithium battery for tractor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217009435U (en) |
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2022
- 2022-02-24 CN CN202220378013.2U patent/CN217009435U/en active Active
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