CN114243198B - New forms of energy group battery installed part - Google Patents
New forms of energy group battery installed part Download PDFInfo
- Publication number
- CN114243198B CN114243198B CN202210165161.0A CN202210165161A CN114243198B CN 114243198 B CN114243198 B CN 114243198B CN 202210165161 A CN202210165161 A CN 202210165161A CN 114243198 B CN114243198 B CN 114243198B
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- plate
- battery pack
- cylinder body
- piston rod
- fixing plate
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/262—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks
- H01M50/264—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks for cells or batteries, e.g. straps, tie rods or peripheral frames
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/233—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions
- H01M50/242—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries against vibrations, collision impact or swelling
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
- H01M50/244—Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The invention relates to the technical field of battery packs, in particular to a new energy battery pack mounting piece which comprises a base plate and a fixing plate, wherein a vibration damping mechanism for damping and buffering the fixing plate is arranged between the fixing plate and the base plate, and a clamping mechanism for fixing a battery assembly on the fixing plate is arranged on the fixing plate.
Description
Technical Field
The invention relates to the technical field of battery packs, in particular to a new energy battery pack mounting piece.
Background
And (3) new energy: also called unconventional energy, refers to various energy forms other than the traditional energy, refers to energy which is just developed and utilized or is actively researched and is to be popularized, such as solar energy, geothermal energy, wind energy, ocean energy, biomass energy, nuclear fusion energy and the like, a battery refers to a part of space of a cup, a tank or other container or a composite container which is filled with an electrolyte solution and a metal electrode to generate current, and a device which can convert chemical energy into electric energy, has the characteristics of a positive electrode and a negative electrode, and along with the progress of science and technology, the battery generally refers to a small device which can generate electric energy, such as a solar battery, the performance parameters of the battery mainly comprise electromotive force, capacity, specific energy and resistance, and the battery is used as an energy source, so that the battery has stable voltage, stable current, stable power supply for a long time and small current influenced by the outside, has a simple structure, is convenient to carry, and is simple and easy to charge and discharge, the device is not influenced by external climate and temperature, has stable and reliable performance, and plays a great role in various aspects of modern social life.
The new forms of energy battery is mostly all that the polylith combination is piled up and is used together, and the group battery has some to be applied to the more complicated environment of operating mode, just so carries out the damping protection to the group battery, on the current direct action on the group battery through the spring, the damping effect is poor, can increase the vibrations of group battery on the contrary, causes the group battery to damage, has reduced the life of group battery, also increases use cost.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to solve the current direct action on the group battery through the spring, the damping effect is poor, can increase the vibrations of group battery on the contrary, causes the group battery to damage, has reduced the life of group battery, also increases use cost's problem, has now provided a new forms of energy group battery installed part.
The technical scheme adopted by the invention for solving the technical problems is as follows: a new energy battery pack mounting piece comprises a base plate and a fixing plate, wherein a vibration damping mechanism used for damping and buffering the fixing plate is arranged between the fixing plate and the base plate, and a clamping mechanism used for fixing a battery pack on the fixing plate is arranged on the fixing plate;
the damping mechanism comprises a plurality of supporting assemblies and a damping assembly, each supporting assembly comprises a first cylinder body and a first piston rod arranged on the first cylinder body in a sliding mode, one end of the first cylinder body is arranged on the bottom plate, one end of the first piston rod is arranged on the fixing plate, each damping assembly comprises a second cylinder body and a second piston rod arranged on the second cylinder body in a sliding mode, a rodless cavity of the first cylinder body is communicated with a rodless cavity of the second cylinder body, and a buffering assembly is arranged between one end of the second piston rod and the side wall of the bottom plate.
According to the invention, the battery assembly is fixed on the fixing plate through the clamping mechanism, and meanwhile, the first piston rod and the second piston rod of the vibration reduction mechanism are in hydraulic linkage and are matched with the buffer assembly for buffering and vibration reduction, so that the battery assembly on the fixing plate at one end of the first piston rod can be protected in a buffering and vibration reduction manner.
In order to better perform buffering and vibration damping protection on the battery pack, the second piston rod is oppositely arranged at two ends of the second cylinder body along the axial direction of the second cylinder body. Through all setting up the second piston rod at the axial both ends of second cylinder body for two second piston rods set up relatively, better carry out buffering damping protection to battery pack like this.
In order to realize the buffering assembly, further, the buffering assembly includes first spring and diaphragm, the protrusion of second piston rod is on the diaphragm in the one end fixed connection of second cylinder body, the one end of first spring is supported and is established on the diaphragm, the other end of first spring is supported and is established on the lateral wall of bottom plate, the diaphragm is located between first spring and the second piston rod. Through fixed connection diaphragm on the second piston rod, the diaphragm can be together fixed with the second piston rod among a plurality of buffering subassemblies, then cushions the damping through first spring, realizes buffering subassembly.
In order to realize the clamping mechanism, further, the clamping mechanism comprises two oppositely arranged clamping plates, a control assembly for controlling the two clamping plates to be relatively close to or far away from is arranged on the fixing plate, and the battery assembly is fixed or loosened. The control assembly drives the two clamping plates to be relatively close to or far away from each other, so that the clamping mechanism is realized.
In order to realize the control assembly, further, the control assembly comprises a screw rod, one end of the screw rod is in threaded connection with the fixing plate, the other end of the screw rod is arranged on the clamping plate, and a guide mechanism for preventing the clamping plate from deviating is arranged between the clamping plate and the fixing plate. Through screw rod one end threaded connection on the fixed plate, the other end setting of screw rod is on splint, and this drives splint and is close to or keeps away from battery pack, realizes the control assembly.
In order to realize the guide mechanism, further, the guide mechanism comprises a guide shaft, the guide shaft and the screw rod are arranged in parallel, one end of the guide shaft is arranged on the clamping plate, and the other end of the guide shaft is arranged on the fixing plate in a sliding manner. One end of the guide shaft is arranged on the clamping plate, and the other end of the guide shaft is arranged on the fixing plate in a sliding mode, so that the clamping plate is guaranteed to be stable and reliable in displacement, and deflection is prevented when the clamping plate is displaced.
For better buffering damping to battery pack, furtherly, control assembly still includes movable plate and second spring, the movable plate slides and sets up on the guiding axle, the one end rotation that the fixed plate was kept away from to the screw rod sets up on the movable plate, the movable plate is located between screw rod and the splint, the one end of second spring is supported and is established on the splint, the other end of second spring is supported and is established on the movable plate. The one end that the fixed plate was kept away from to the screw rod rotates and sets up on the movable plate, and the screw rod drives the movable plate, can drive the splint displacement, can compress the second spring when splint contact battery pack to buffer the damping to battery pack, the guiding axle leads the movable plate simultaneously, prevents that the skew phenomenon from appearing in the movable plate.
In order to better buffer and damp the battery pack, a rubber pad is further arranged on the contact surface of the clamping plate and the battery pack. The rubber pad can cushion the damping, plays the guard action to battery pack.
In order to facilitate the installation of the battery assembly, further, a rubber positioning block for positioning the battery assembly is arranged on the rubber pad. Through set up the rubber locating piece on rubber pad, the locating hole makes things convenient for battery pack to install, has improved battery pack's installation effectiveness.
The invention has the beneficial effects that: when the new energy battery pack mounting piece is used, the battery assembly is fixed on the fixing plate through the clamping mechanism, and meanwhile, the first piston rod and the second piston rod of the vibration reduction mechanism are in hydraulic linkage and are matched with the buffer assembly to perform buffer vibration reduction, so that the battery assembly on the fixing plate at one end of the first piston rod can perform buffer vibration reduction protection, and the problems that the existing battery pack is directly acted on through a spring, the vibration reduction effect is poor, the vibration of the battery pack is increased, the battery pack is damaged, the service life of the battery pack is shortened, and the use cost is increased are solved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic three-dimensional structure of a battery pack according to the present invention when mounted;
FIG. 2 is a schematic view showing an installation structure of a base plate and a fixing plate according to the present invention;
fig. 3 is a schematic structural view of the vibration damping mechanism on the base plate in the present invention.
In the figure: 1. a base plate;
2. a fixing plate;
3. the damping mechanism 301, the first cylinder 302, the first piston rod 303, the second cylinder 304, the second piston rod 305, the first spring 306 and the transverse plate;
4. the clamping mechanism comprises a clamping mechanism 401, a clamping plate 402, a screw rod 403, a guide shaft 404, a moving plate 405, a second spring 406, a rubber pad 407 and a rubber positioning block.
Detailed Description
The invention is described in more detail below with reference to the following examples:
the present invention is not limited to the following embodiments, and those skilled in the art can implement the present invention in other embodiments according to the disclosure of the present invention, or make simple changes or modifications on the design structure and idea of the present invention, and fall into the protection scope of the present invention. It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
As shown in fig. 1 to 3, the new energy battery pack mounting member includes a base plate 1, and further includes a fixing plate 2, the fixing plate 2 is of a U-shaped structure, a vibration damping mechanism 3 for damping and buffering the fixing plate 2 is disposed between the fixing plate 2 and the base plate 1, and a clamping mechanism 4 for fixing a battery pack to the fixing plate 2 is disposed on the fixing plate 2;
the damping mechanism 3 comprises a plurality of supporting components and damping components, each supporting component comprises a first cylinder body 301 and a first piston rod 302 arranged on the first cylinder body 301 in a sliding mode, one end of the first cylinder body 301 is arranged on the bottom plate 1, one end of the first piston rod 302 is arranged on the fixing plate 2, each damping component comprises a second cylinder body 303 and a second piston rod 304 arranged on the second cylinder body 303 in a sliding mode, a rodless cavity of the first cylinder body 301 is communicated with a rodless cavity of the second cylinder body 303, and a buffering component is arranged between one end of the second piston rod 304 and the side wall of the bottom plate 1. The first piston rod 302 is located in the first cylinder 301 and has a piston matched with the first piston rod, and similarly, the second piston rod 304 is located in the second cylinder 303 and has a piston matched with the second piston rod, an outer frame is welded on the bottom plate 1 and is integrally formed, the damping assembly is installed in the outer frame, where the side wall of the bottom plate 1 refers to the side wall of one side of the outer frame, or a containing cavity is formed in the bottom plate 1, the damping assembly is installed in the containing cavity, and where the side wall of the bottom plate 1 refers to the side wall of one side of the containing cavity.
The second cylinder 303 is provided with the second piston rod 304 at both ends thereof in the axial direction.
The buffering assembly comprises a first spring 305 and a transverse plate 306, one end of the second piston rod 304 protruding out of the second cylinder 303 is fixedly connected to the transverse plate 306, one end of the first spring 305 abuts against the transverse plate 306, the other end of the first spring 305 abuts against the side wall of the bottom plate 1, and the transverse plate 306 is located between the first spring 305 and the second piston rod 304.
Clamping mechanism 4 includes two splint 401 of relative setting, be provided with the control assembly that two splint 401 of control are close to relatively or keep away from on the fixed plate 2 to the realization is fixed battery pack or is pine take off.
The control assembly comprises a screw 402, one end of the screw 402 is connected to the fixing plate 2 in a threaded manner, the other end of the screw 402 is arranged on the clamping plate 401, and a guide mechanism for preventing the clamping plate 401 from deviating is arranged between the clamping plate 401 and the fixing plate 2.
The guide mechanism comprises a guide shaft 403, the guide shaft 403 and the screw 402 are arranged in parallel, one end of the guide shaft 403 is arranged on the clamping plate 401, and the other end of the guide shaft 403 is arranged on the fixing plate 2 in a sliding manner.
The control assembly further comprises a moving plate 404 and a second spring 405, the moving plate 404 is arranged on the guide shaft 403 in a sliding mode, one end, far away from the fixed plate 2, of the screw 402 is arranged on the moving plate 404 in a rotating mode, the moving plate 404 is located between the screw 402 and the clamping plate 401, one end of the second spring 405 abuts against the clamping plate 401, and the other end of the second spring 405 abuts against the moving plate 404.
A rubber pad 406 is arranged on the contact surface of the clamping plate 401 and the battery assembly.
The rubber pad 406 is provided with a rubber positioning block 407 for positioning the battery assembly.
When the new energy battery pack mounting component is mounted, firstly, a battery assembly to be mounted and fixed is placed between two clamping plates 401 and is positioned through a rubber positioning block 407, so that the mounting efficiency of the battery assembly is improved, the screw 402 is rotated and drives the moving plate 404 to approach the battery assembly, the moving plate 404 drives the clamping plates 401 to displace together, when the clamping plates 401 abut against the battery assembly, the screw 402 is continuously rotated to drive the moving plate 404 to continuously displace and extrude the second spring 405, so that the second spring 405 exerts reverse acting force on the clamping plates 401, and the battery assembly is fixed on the fixing plate 2;
when the damping device is used, the battery assembly on the fixing plate 2 is subjected to damping protection under the action of two groups of damping support assemblies and two groups of damping assemblies, each group of support assemblies comprises two first cylinder bodies 301, each group of damping assemblies comprises one second cylinder body 303, namely, the rodless cavities of the two first cylinder bodies 301 and the rodless cavity of the second cylinder body 303 are communicated with each other through a pipeline, the damping assembly on the second piston rod 304 is subjected to damping, the first spring 305 of the damping assembly is subjected to damping, the second piston rod 304 and the second cylinder body 303 at two ends of the second cylinder body 303 and the first cylinder body 301 and the first piston rod 302 are subjected to hydraulic linkage, and the damping protection is better performed on the battery assembly.
In light of the foregoing description of the preferred embodiment of the present invention, it is to be understood that numerous changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (9)
1. A new forms of energy group battery installed part, includes bottom plate (1), its characterized in that: the battery module is characterized by further comprising a fixing plate (2), a vibration damping mechanism (3) for damping and buffering the fixing plate (2) is arranged between the fixing plate (2) and the base plate (1), and a clamping mechanism (4) for fixing the battery module on the fixing plate (2) is arranged on the fixing plate (2);
the damping mechanism (3) comprises a plurality of supporting components and damping components, each supporting component comprises a first cylinder body (301) and a first piston rod (302) which is arranged on the first cylinder body (301) in a sliding mode, one end of each first cylinder body (301) is arranged on the bottom plate (1), one end of each first piston rod (302) is arranged on the fixing plate (2), each damping component comprises a second cylinder body (303) and a second piston rod (304) which is arranged on the second cylinder body (303) in a sliding mode, a rodless cavity of each first cylinder body (301) is communicated with a rodless cavity of each second cylinder body (303), and a damping component is arranged between one end of each second piston rod (304) and the side wall of the bottom plate (1).
2. The new energy battery pack mount as claimed in claim 1, wherein: the second piston rod (304) is oppositely arranged at two ends of the second cylinder body (303) along the axial direction.
3. The new energy battery pack mount as claimed in claim 1 or 2, wherein: the buffer assembly comprises a first spring (305) and a transverse plate (306), one end, protruding out of the second cylinder body (303), of the second piston rod (304) is fixedly connected to the transverse plate (306), one end of the first spring (305) abuts against the transverse plate (306), the other end of the first spring (305) abuts against the side wall of the bottom plate (1), and the transverse plate (306) is located between the first spring (305) and the second piston rod (304).
4. The new energy battery pack mount as claimed in claim 1, wherein: clamping mechanism (4) include splint (401) of two relative settings, be provided with the control assembly that two splint (401) of control are close to relatively or keep away from on fixed plate (2) to the realization is fixed battery pack or is pine take off.
5. The new energy battery pack mount as claimed in claim 4, wherein: the control assembly comprises a screw rod (402), one end of the screw rod (402) is in threaded connection with the fixing plate (2), the other end of the screw rod (402) is arranged on the clamping plate (401), and a guide mechanism for preventing the clamping plate (401) from deviating is arranged between the clamping plate (401) and the fixing plate (2).
6. The new energy battery pack mount as claimed in claim 5, wherein: the guide mechanism comprises a guide shaft (403), the guide shaft (403) and the screw (402) are arranged in parallel, one end of the guide shaft (403) is arranged on the clamping plate (401), and the other end of the guide shaft (403) is arranged on the fixing plate (2) in a sliding mode.
7. The new energy battery pack mount as claimed in claim 6, wherein: the control assembly further comprises a moving plate (404) and a second spring (405), the moving plate (404) is arranged on the guide shaft (403) in a sliding mode, one end, far away from the fixed plate (2), of the screw (402) is arranged on the moving plate (404) in a rotating mode, the moving plate (404) is located between the screw (402) and the clamping plate (401), one end of the second spring (405) is arranged on the clamping plate (401) in an abutting mode, and the other end of the second spring (405) is arranged on the moving plate (404) in an abutting mode.
8. The new energy battery pack mount as claimed in any one of claims 4 to 7, wherein: and a rubber pad (406) is arranged on the contact surface of the clamping plate (401) and the battery assembly.
9. The new energy battery pack mount as claimed in claim 8, wherein: and a rubber positioning block (407) for positioning the battery pack is arranged on the rubber pad (406).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210165161.0A CN114243198B (en) | 2022-02-23 | 2022-02-23 | New forms of energy group battery installed part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210165161.0A CN114243198B (en) | 2022-02-23 | 2022-02-23 | New forms of energy group battery installed part |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114243198A CN114243198A (en) | 2022-03-25 |
| CN114243198B true CN114243198B (en) | 2022-04-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210165161.0A Active CN114243198B (en) | 2022-02-23 | 2022-02-23 | New forms of energy group battery installed part |
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| Country | Link |
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| CN (1) | CN114243198B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108878709A (en) * | 2018-06-22 | 2018-11-23 | 安徽省力霸动力锂电池科技有限公司 | A kind of lithium battery protective device |
| CN210006778U (en) * | 2019-05-14 | 2020-01-31 | 河北睿旺网络科技有限公司 | High-efficient antidetonation device is used in installation of kind of batteries |
| CN111976453A (en) * | 2020-08-04 | 2020-11-24 | 奇瑞商用车（安徽）有限公司 | Battery pack fixing device for electric automobile |
| CN213546135U (en) * | 2020-12-05 | 2021-06-25 | 深圳市三之佳电子有限公司 | Explosion-proof shock attenuation installation base of condenser |
-
2022
- 2022-02-23 CN CN202210165161.0A patent/CN114243198B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108878709A (en) * | 2018-06-22 | 2018-11-23 | 安徽省力霸动力锂电池科技有限公司 | A kind of lithium battery protective device |
| CN210006778U (en) * | 2019-05-14 | 2020-01-31 | 河北睿旺网络科技有限公司 | High-efficient antidetonation device is used in installation of kind of batteries |
| CN111976453A (en) * | 2020-08-04 | 2020-11-24 | 奇瑞商用车（安徽）有限公司 | Battery pack fixing device for electric automobile |
| CN213546135U (en) * | 2020-12-05 | 2021-06-25 | 深圳市三之佳电子有限公司 | Explosion-proof shock attenuation installation base of condenser |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114243198A (en) | 2022-03-25 |
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