CN215768070U - Plastic shell structural strength evaluation device - Google Patents
Plastic shell structural strength evaluation device Download PDFInfo
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- CN215768070U CN215768070U CN202022539493.XU CN202022539493U CN215768070U CN 215768070 U CN215768070 U CN 215768070U CN 202022539493 U CN202022539493 U CN 202022539493U CN 215768070 U CN215768070 U CN 215768070U
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- plastic shell
- structural strength
- cylinder
- evaluation device
- strength evaluation
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Abstract
The utility model relates to the technical field of power battery packs, in particular to a plastic shell structure strength evaluation device, which comprises: fixing the connecting plate; the driving mechanism is fixedly arranged on the upper end surface of the fixed connecting plate and stretches back and forth towards the two ends; and the push plates are respectively arranged at two ends of the driving mechanism. The function that can be used for testing battery plastic shell structural strength has improved battery case's life.
Description
Technical Field
The utility model relates to the technical field of power battery packs, in particular to a plastic shell structure strength evaluation device.
Background
When the power battery pack is used, the expansion phenomenon of the battery is easy to occur, so that the quality requirement on the plastic shell is higher in the production process of the power battery pack.
In the prior art, when the power battery pack is produced, the detection of the plastic shell is only limited to the detection of the plastic performance, so that the product quality can not meet the requirements of users in the actual use process.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide a plastic shell structure strength evaluation device which can be used for testing the function of the battery plastic shell structure strength and prolonging the service life of a battery shell.
In order to achieve the purpose, the utility model adopts the technical scheme that:
plastic shell structural strength evaluation device includes:
fixing the connecting plate;
the driving mechanism is fixedly arranged on the upper end surface of the fixed connecting plate and stretches back and forth towards the two ends;
and the push plates are respectively arranged at two ends of the driving mechanism.
Compared with the prior art, the plastic shell structural strength evaluation device is placed into a plastic shell to be tested during testing, the two push plates are pushed back and forth through the driving mechanism, the two push plates provide extrusion force for the plastic shell in a circulating mode, and a user can judge whether the structural strength of the plastic shell meets the requirement or not according to multiple extrusion results. Thereby improving the service life of the product.
Preferably, the drive mechanism comprises: a pair of cylinder structures which are arranged oppositely and arranged on the fixed connecting plate, and the working end of each cylinder structure is locked with one push plate. Pressure can be exerted on two ends simultaneously, and then extrusion force is provided for the plastic shell to be tested.
Preferably, a handle structure is further arranged between the two cylinder structures. Set up the handle structure is convenient for take, in addition, still to two the cylinder structure during operation can play the cushioning effect, simultaneously, can also play better fixity.
Preferably, each of the cylinder structures includes: the cylinder body, set up in the cylinder body, and extend the push rod of cylinder body one end, and one side with the push rod is connected, another side with the jam plate piece that the push pedal is connected. The push plate locking connection is convenient to realize, and simultaneously, each cylinder structure can apply corresponding thrust to the two push plates simultaneously.
Preferably, the handle structure comprises: the supporting block is fixedly arranged on the fixed connecting plate and arranged between the two cylinder structures, and the handle plate is arranged at the other end of the supporting block. Is convenient for users to carry and put.
Preferably, the handle structure is T-shaped.
Preferably, the height of the support block is greater than the height of the cylinder structure. So that a gap is formed between the handle plate and the cylinder structure, and the gripping is convenient.
Preferably, the bottom surface of the fixed connecting plate and the bottom surfaces of the two push plates are in the same horizontal plane. So that the plastic shell structural strength evaluation device can be installed more stably.
Preferably, the height of the horizontal plane on which the bottom surfaces of the fixed connecting plates are located is lower than that of the horizontal plane on which the bottom surfaces of the two push plates are located. So that the plastic shell structural strength evaluation device can be installed more stably.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the device for evaluating structural strength of a plastic shell according to the present invention.
Fig. 2 is an exploded view of the plastic shell structure strength evaluation device according to an embodiment of the present invention.
Fig. 3 is a structural schematic diagram of an embodiment of the device for evaluating structural strength of a plastic housing according to the present invention, which is installed in the plastic housing.
Description of the drawings the reference numerals indicate:
1-fixed connecting plate, 2-driving mechanism, 211-cylinder body, 212 push rod, 213-lock plate block, 221-supporting block, 222 handle plate, 3-push plate,
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.
The product is applied to the structural strength test of the plastic shell, more particularly to the structural test of the plastic shell of the power battery, and in the test process, the plastic shell structural test strength evaluation device is arranged in the plastic shell to be tested.
Referring to fig. 1 to 3, the apparatus for evaluating structural strength of plastic shell in this embodiment includes: the device comprises a fixed connecting plate 1, a driving mechanism 2 which is fixedly arranged on the upper end surface of the fixed connecting plate 1 and can extend back and forth towards two ends, and push plates 3 which are respectively arranged at two ends of the driving mechanism 2.
In some embodiments, the fixing connection plate 1 is a square structure and is disposed at the lower end of the driving mechanism.
In some embodiments, the drive mechanism 2 comprises: a pair of cylinder structures which are arranged oppositely and arranged on the fixed connecting plate 1, wherein the working end of each cylinder is locked with one push plate 3 and a handle structure arranged between the two cylinder structures. Specifically, each of the cylinder structures includes: the cylinder body 211, a push rod 212 arranged in the cylinder body 211 and extending out of one end of the cylinder body 211, and a lock plate 213 having one side connected to the push rod 212 and the other side connected to the push plate 3. The handle structure includes: a supporting block 221 with one end fixed on the fixed connection board 1 and disposed between the two cylinder structures, and a handle board 222 disposed at the other end of the supporting block 221. The handle structure is in a T shape, the height of the supporting block 221 is greater than that of the cylinder structure, the bottom surface of the fixed connecting plate 1 and the bottom surfaces of the two push plates 3 are located on the same horizontal plane, and the horizontal plane where the bottom surface of the fixed connecting plate 1 is located can also be set to be lower than the horizontal plane where the bottom surfaces of the two push plates 3 are located. More specifically, will the level of 1 bottom surface of fixed connection board set up in with two the bottom surface of push pedal 3 is kept level, or will the level of 1 bottom surface of fixed connection board sets up to be less than two the level of push pedal 3 helps improving the steadiness of this product installation in the test procedure, and then makes the test effect more accurate. In some embodiments, the handle structure may not be provided. It should be noted that, the extrusion force of the cylinder structure is calculated by the cylinder specification data, and the user can adjust the air valve according to the required force.
In order to better apply a pushing force to the plastic shell to be tested, the push plates 3 are respectively locked on the other surfaces of the two lock plate blocks 213, and each push plate 3 is square.
The working principle of the utility model is as follows: will plastic shell structural strength evaluation device sets up in the plastic shell of awaiting measuring, two the cylinder structure draws forth cylinder trachea and connects electric box solenoid valve, locks the plastic shell upper cover, presses electric box start button, two the cylinder body 211 drive corresponds push rod 212 cyclic stretching motion, push rod 212 passes through lock plate piece 213 makes a round trip to promote push pedal 3 extrudees the examination of awaiting measuring the inside wall of plastic shell, through electric box control cycle extrusion time, the user is again according to the test after finishing whether split the plastic shell judges the structural performance of plastic shell, and then the life of the product of improving production.
It should be noted that the electronic box comprises a box body, a power supply arranged in the box body and a circuit board arranged in the box body and connected with the power supply, wherein a circulation test circuit is arranged on the circuit board, and a user can set the circuit board as required to calculate the extrusion times through a time relay and also control the extrusion times according to preset time. Since the design of the electrical box can be designed by those skilled in the art in combination with conventional techniques, and is not the focus of protection of the present technical solution, it is not described in detail herein.
From the above description, it can be seen that the device for evaluating the structural strength of the plastic shell can evaluate and test the structural strength of the plastic shell, has a simple and convenient structure, and can effectively prolong the service life of a product after the test.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (9)
1. Plastic shell structural strength evaluation device, its characterized in that includes:
fixing the connecting plate;
the driving mechanism is fixedly arranged on the upper end surface of the fixed connecting plate and stretches back and forth towards the two ends;
and the push plates are respectively arranged at two ends of the driving mechanism.
2. The plastic shell structural strength evaluation device of claim 1, wherein the driving mechanism comprises: a pair of cylinder structures which are arranged oppositely and arranged on the fixed connecting plate, and the working end of each cylinder structure is locked with one push plate.
3. The plastic shell structure strength assessment device according to claim 2, wherein a handle structure is further disposed between the two cylinder structures.
4. The plastic housing structural strength evaluation apparatus as claimed in claim 2, wherein each of the cylinder structures comprises: the cylinder body, set up in the cylinder body, and extend the push rod of cylinder body one end, and one side with the push rod is connected, another side with the jam plate piece that the push pedal is connected.
5. The plastic shell structure strength assessment device according to claim 3, wherein said handle structure comprises: the supporting block is fixedly arranged on the fixed connecting plate and arranged between the two cylinder structures, and the handle plate is arranged at the other end of the supporting block.
6. The plastic shell structure strength assessment device according to claim 3 or 5, wherein said handle structure is T-shaped.
7. The plastic shell structure strength evaluation device as claimed in claim 5, wherein the supporting block has a height greater than that of the cylinder structure.
8. The plastic shell structural strength assessment device according to claim 1, wherein the bottom surface of the fixing connection plate and the bottom surfaces of the two push plates are at the same level.
9. The plastic shell structural strength evaluation device as claimed in claim 1, wherein the bottom surface of the fixing connection plate is located at a level lower than the level of the bottom surfaces of the two push plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022539493.XU CN215768070U (en) | 2020-11-05 | 2020-11-05 | Plastic shell structural strength evaluation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022539493.XU CN215768070U (en) | 2020-11-05 | 2020-11-05 | Plastic shell structural strength evaluation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215768070U true CN215768070U (en) | 2022-02-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022539493.XU Active CN215768070U (en) | 2020-11-05 | 2020-11-05 | Plastic shell structural strength evaluation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215768070U (en) |
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2020
- 2020-11-05 CN CN202022539493.XU patent/CN215768070U/en active Active
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| PP01 | Preservation of patent right |
Effective date of registration: 20230704 Granted publication date: 20220208 |