CN217598359U - Hydraulic locking structure of power battery system assembly for pure electric power-change heavy truck - Google Patents
Hydraulic locking structure of power battery system assembly for pure electric power-change heavy truck Download PDFInfo
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- CN217598359U CN217598359U CN202220721922.1U CN202220721922U CN217598359U CN 217598359 U CN217598359 U CN 217598359U CN 202220721922 U CN202220721922 U CN 202220721922U CN 217598359 U CN217598359 U CN 217598359U
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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 pure electric power conversion heavy truck, in particular to a hydraulic locking structure of a power battery system assembly for the pure electric power conversion heavy truck, which comprises a lower bracket and hydraulic locking components, wherein the hydraulic locking components are arranged at the four corners of the top of the lower bracket; the hydraulic locking assembly comprises a hydraulic lock fixing support, a hydraulic power mechanism, an external detection switch, an internal detection switch, a hydraulic lock fixing lock catch, a manual switch and a hydraulic lock hook clamping plate, wherein the hydraulic lock hook clamping plate is arranged in the middle of an inner cavity of the hydraulic lock fixing support; the hydraulic power supply device is reasonable in structure, simple in structure and high in stability, hydraulic power can be adopted accurately, and the jacking force is large, so that the power exchange process can be completed smoothly.
Description
Technical Field
The utility model relates to a electricelectric moves heavy truck technical field that trades, specifically is a electricelectric moves power battery system assembly hydraulic pressure locking structure for heavy truck that trades.
Background
With the continuous implementation of carbon peak reaching, carbon neutralization and green logistics strategies in China, the application scenes of new energy heavy trucks are more and more, and the replacement of the heavy trucks is increasingly accepted by the market as a hotspot.
The current development of new energy automobiles has entered the motorway. By 6 months in 2020, the quantity of automobiles in China is 2.7 hundred million, wherein the number of private automobiles accounts for 73.3 percent, the number of trucks accounts for 10.9 percent, and the number of trucks is about 2940 million. The popularization of new energy automobiles in China is started from 2009, the popularization speed is leading globally, but due to technical reasons, the electric energy substitution progress of freight vehicles with higher energy consumption and emission, particularly heavy trucks is slow (the emission of a heavy truck is equivalent to 300 cars), and domestic electric heavy trucks are gradually sold only in 2019.
The battery replacement card solves the short-plate problem of the new energy vehicle in charging time, endurance mileage and the like, and can be applied to urban area building material transportation, mine area mineral transportation, port area logistics transportation and other scenes in the future, and the battery replacement card also becomes an important ring.
The power battery system assembly needs 6 to 8 batteries, the weight of each battery is about 221kg, the weight of accessories such as a water cooling unit, a battery controller, a battery junction box, a wire harness, cooling liquid, a cooling water tank and the like is 1.5 to 2 tons, and the total weight of the power battery system assembly is about 3 tons.
The power battery system consists of an upper box body assembly and a lower bracket assembly, the lower bracket assembly is connected with a heavy truck frame, the difficulty is that the lower bracket and the upper box body need to have interchangeability, and the design difficulty is that an automatic locking device is needed between the upper box body and the lower bracket. A common automatic locking device adopts a pneumatic locking system, and has the defects that an air cylinder locking assembly is large in size, complex in structure and poor in stability, if air pressure is unstable, and if a lock cylinder of the air cylinder assembly is damaged, the air cylinder assembly cannot be normally opened after being locked due to insufficient jacking force, so that the battery replacement efficiency is influenced.
Therefore, a novel hydraulic locking structure of a power battery system assembly for a pure electric power-change heavy truck is provided to solve the problems.
SUMMERY OF THE UTILITY MODEL
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the abstract and the title of the present application to avoid obscuring the purpose of this section, the abstract and the title of the present application, and such simplifications or omissions cannot be used to limit the scope of the present invention.
In view of the problems existing in the prior art, the utility model discloses a.
Therefore, the utility model aims at providing a electricelectric moves power conversion power battery system assembly hydraulic pressure locking structure for heavily blocking, simple structure, stability is high, adopts hydraulic power can be accurate, and jack-up power can accomplish smoothly greatly and trade the electric process.
For solving the technical problem, according to the utility model discloses an aspect, the utility model provides a following technical scheme:
a hydraulic locking structure of a power battery system assembly for a pure electric power change heavy truck comprises a lower bracket and hydraulic locking assemblies, wherein the hydraulic locking assemblies are arranged at four corners of the top of the lower bracket;
wherein the content of the first and second substances,
the hydraulic locking component comprises a hydraulic lock fixing support, a hydraulic power mechanism, an external detection switch, an internal detection switch, a hydraulic lock fixing lock catch, a manual switch and a hydraulic lock hook clamping plate, the hydraulic lock hook clamping plate is arranged in the middle of the inner cavity of the hydraulic lock fixing support, the hydraulic lock fixing lock catch is arranged at the top of the inner cavity of the hydraulic lock fixing support, and the fixed lock catch of the hydraulic lock is connected with the lock hook clamping plate of the hydraulic lock, the bottom of the fixed support of the hydraulic lock is provided with a hydraulic power mechanism, the output end of the hydraulic power mechanism is connected with the bottom of the lock hook clamping plate of the hydraulic lock, and two sides of the fixed support of the hydraulic lock are respectively provided with an inner detection switch and an outer detection switch.
As an electricelectric moves trades power battery system assembly hydraulic pressure locking structure's for heavy truck preferred scheme, wherein: the lower bracket comprises a frame, connecting plates and reinforcing ribs, wherein the connecting plates are arranged on two sides of the bottom of the frame, and the reinforcing ribs are arranged between the frame and the connecting plates.
As an electricelectric moves and trades heavy truck with power battery system assembly hydraulic pressure locking structure's an optimal selection scheme, wherein: the surface of the connecting plate is provided with a fixing bolt and a fixing screw hole, and positioning pins are arranged at four corners of the top of the frame.
As an electricelectric moves trades power battery system assembly hydraulic pressure locking structure's for heavy truck preferred scheme, wherein: and a manual switch is arranged on one side of the hydraulic lock fixing support, and one end of the manual switch is connected with the hydraulic lock locking clamping plate.
As an electricelectric moves trades power battery system assembly hydraulic pressure locking structure's for heavy truck preferred scheme, wherein: the bottom plate of the hydraulic lock fixing support is provided with a U-shaped connecting support, and the locking assembly is connected with the frame in the lower bracket through the U-shaped connecting support.
As an electricelectric moves trades power battery system assembly hydraulic pressure locking structure's for heavy truck preferred scheme, wherein: the hydraulic power mechanism comprises an electric hydraulic pump and an electromagnetic valve, and the electromagnetic valve is connected with the heavy truck through CAN communication.
Compared with the prior art, the beneficial effects of the utility model are that: through with hydraulic locking subassembly through the bolt fastening on four setpoint of lower carriage, hydraulic power unit is inside to contain electronic hydraulic pump and solenoid valve, installs hydraulic power unit on locking subassembly, and the solenoid valve is connected with the whole car of heavily blocking through the CAN communication simultaneously, and when last box need be changed, hydraulic power unit obtains power signal, and the hydraulic pump starts. Then the solenoid valve is opened, and hydraulic oil reaches electronic hydraulic pump through hydraulic line, and the pneumatic cylinder jack-up is with hydraulic pressure lock latch hook cardboard back-off, hydraulic pressure lock unblock. Go up the box and can hoist and carry out the repacking operation, the device simple structure, stability is high, adopts hydraulic power can be accurate, and jack-up power can accomplish the electricity changing process greatly smoothly, and unique design's mechanical locking structure can prevent to go up and throw off between box and the bottom bracket simultaneously, arouses that the box slides and causes the incident.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the present invention will be described in detail with reference to the accompanying drawings and detailed embodiments, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor. Wherein:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic side view of the present invention;
FIG. 3 is a schematic structural view of the locking assembly of the present invention;
fig. 4 is the internal structure diagram of the locking assembly of the present invention.
In the figure; 100 lower brackets, 110 frames, 120 connecting plates, 130 reinforcing ribs, 140 positioning pins, 200 locking assemblies, 210 hydraulic lock fixing supports, 220 hydraulic power mechanisms, 230 external detection switches, 240 internal detection switches, 250 hydraulic lock fixing buckles, 260 manual switches, 270 hydraulic lock hook clamping plates and 280U-shaped connecting supports.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways than those specifically described herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of explanation, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
The utility model provides a following technical scheme: a hydraulic locking structure of a power battery system assembly for a pure electric power change heavy truck is simple in structure and high in stability, can be accurate due to the adoption of hydraulic power, and can smoothly complete a power change process due to the large jacking force;
fig. 1 to 4 are schematic structural diagrams illustrating an embodiment of a hydraulic locking structure of a power battery system assembly for a pure electric power conversion heavy truck according to the present invention, wherein a main body of the hydraulic locking structure includes a lower bracket 100 and a locking assembly 200;
referring to fig. 1 to 4 again, the lower bracket 100 includes a frame 110, a connecting plate 120 and reinforcing ribs 130, the connecting plate 120 is welded at two sides of the bottom of the frame 110, the reinforcing ribs 130 are welded between the frame 110 and the connecting plate 120, fixing bolts and fixing screw holes are installed on the surface of the connecting plate 120, positioning pins 140 are welded at four corners of the top of the frame 110, and the lower bracket 100 is further used for bearing the upper box body and the locking assembly 200;
referring to fig. 1 to 4 again, the hydraulic locking assembly 200 includes a hydraulic lock fixing bracket 210, a hydraulic power mechanism 220, an external detection switch 230, an internal detection switch 240, a hydraulic lock fixing latch 250, a manual switch 260, and a hydraulic lock latch hook catch 270, the hydraulic lock latch hook catch 270 is installed in the middle of an inner cavity of the hydraulic lock fixing bracket 210, the hydraulic lock fixing latch 250 is installed at the top of the inner cavity of the hydraulic lock fixing bracket 210, the hydraulic lock fixing latch 250 is connected to the hydraulic lock latch hook catch 270, the hydraulic power mechanism 220 is screwed to the bottom of the hydraulic lock fixing bracket 210, the output end of the hydraulic power mechanism 220 is connected to the bottom of the hydraulic lock latch hook catch 270, the internal detection switch 240 and the external detection switch 230 are screwed to both sides of the hydraulic lock fixing bracket 210, the manual switch 260 is installed to one side of the hydraulic lock fixing bracket 210, one end of the manual switch 260 is connected to the hydraulic lock latch catch, a U-shaped connecting bracket 280 is welded to the bottom plate of the hydraulic lock fixing bracket 210, and the locking assembly 200 is connected to the frame 110 in the lower bracket 100 through the U-shaped connecting bracket 280, the hydraulic power mechanism 220 includes an electric hydraulic pump and a CAN electromagnetic valve, and a communication solenoid valve.
The working principle is as follows: the utility model discloses an in-process, through passing through the bolt fastening with hydraulic locking subassembly 200 on four setpoints of bottom bracket 100, hydraulic power unit 220 is inside to contain electronic hydraulic pump and solenoid valve, installs hydraulic power unit 220 on locking subassembly 200, and the solenoid valve is connected with the whole car of heavily blocking through the CAN communication simultaneously, and when last box need be changed, hydraulic power unit 220 obtained power signal, and the hydraulic pump starts. Then the solenoid valve opens, and hydraulic oil reaches electronic hydraulic pump through hydraulic line, and pneumatic cylinder jack-up backs down hydraulic pressure lock latch hook cardboard 270, and the hydraulic pressure lock unblock. The upper box body can be lifted to carry out reloading operation.
While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the non-exhaustive description of these combinations in this specification is merely for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (6)
1. A hydraulic locking structure of a power battery system assembly for a pure electric power change heavy truck is characterized in that the hydraulic locking structure comprises a power battery system assembly and a power battery system assembly; the hydraulic locking device comprises a lower bracket (100) and hydraulic locking assemblies (200), wherein the hydraulic locking assemblies (200) are arranged at four corners of the top of the lower bracket (100);
wherein the content of the first and second substances,
the hydraulic locking assembly (200) comprises a hydraulic lock fixing support (210), a hydraulic power mechanism (220), an external detection switch (230), an internal detection switch (240), a hydraulic lock fixing lock catch (250), a manual switch (260) and a hydraulic lock hook clamping plate (270), wherein the hydraulic lock hook clamping plate (270) is arranged in the middle of an inner cavity of the hydraulic lock fixing support (210), the hydraulic lock fixing lock catch (250) is arranged at the top of the inner cavity of the hydraulic lock fixing support (210), the hydraulic lock fixing lock catch (250) is connected with the hydraulic lock hook clamping plate (270), the hydraulic power mechanism (220) is arranged at the bottom of the hydraulic lock fixing support (210), the output end of the hydraulic power mechanism (220) is connected with the bottom of the hydraulic lock hook clamping plate (270), and the internal detection switch (240) and the external detection switch (230) are arranged on two sides of the hydraulic lock fixing support (210) respectively.
2. The hydraulic locking structure of the power battery system assembly for the pure electric power conversion heavy truck according to claim 1, characterized in that: the lower bracket (100) comprises a frame (110), a connecting plate (120) and reinforcing ribs (130), wherein the connecting plate (120) is arranged on two sides of the bottom of the frame (110), and the reinforcing ribs (130) are arranged between the frame (110) and the connecting plate (120).
3. The hydraulic locking structure of the power battery system assembly for the pure electric power conversion heavy truck according to claim 2, characterized in that: the surface of the connecting plate (120) is provided with fixing bolts and fixing screw holes, and positioning pins (140) are arranged at four corners of the top of the frame (110).
4. The hydraulic locking structure of the power battery system assembly for the pure electric power conversion heavy truck according to claim 1, characterized in that: one side of the hydraulic lock fixing support (210) is provided with a manual switch (260), and one end of the manual switch (260) is connected with the hydraulic lock locking clamping plate.
5. The hydraulic locking structure of the power battery system assembly for the pure electric power conversion heavy truck according to claim 1, characterized in that: a U-shaped connecting support (280) is arranged on a bottom plate of the hydraulic lock fixing support (210), and the locking assembly (200) is connected with a frame (110) in the lower bracket (100) through the U-shaped connecting support (280).
6. The hydraulic locking structure of the power battery system assembly for the pure electric power conversion heavy truck according to claim 1, characterized in that: the hydraulic power mechanism (220) comprises an electric hydraulic pump and an electromagnetic valve, and the electromagnetic valve is connected with the whole heavy truck through CAN communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220721922.1U CN217598359U (en) | 2022-03-30 | 2022-03-30 | Hydraulic locking structure of power battery system assembly for pure electric power-change heavy truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220721922.1U CN217598359U (en) | 2022-03-30 | 2022-03-30 | Hydraulic locking structure of power battery system assembly for pure electric power-change heavy truck |
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| Publication Number | Publication Date |
|---|---|
| CN217598359U true CN217598359U (en) | 2022-10-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220721922.1U Active CN217598359U (en) | 2022-03-30 | 2022-03-30 | Hydraulic locking structure of power battery system assembly for pure electric power-change heavy truck |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217598359U (en) |
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2022
- 2022-03-30 CN CN202220721922.1U patent/CN217598359U/en active Active
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