CN216246642U - Be suitable for foaming material device for waterproof test - Google Patents
Be suitable for foaming material device for waterproof test Download PDFInfo
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- CN216246642U CN216246642U CN202122642280.4U CN202122642280U CN216246642U CN 216246642 U CN216246642 U CN 216246642U CN 202122642280 U CN202122642280 U CN 202122642280U CN 216246642 U CN216246642 U CN 216246642U
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- pressing plate
- clamping surface
- waterproof test
- foam material
- timer
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Abstract
The utility model discloses a device suitable for a foaming material waterproof test, which comprises: the pressing plate comprises a first pressing plate and a second pressing plate, the first pressing plate is provided with a first clamping surface, the first pressing plate is provided with a guide post perpendicular to the first clamping surface, the second pressing plate is provided with a second clamping surface, the second pressing plate is assembled on the guide post, the first clamping surface of the first pressing plate is parallel to the second clamping surface of the second pressing plate, and a space for clamping a sample is formed, the second pressing plate can be adjusted in position along the guide post to change the distance between the first clamping surface and the second clamping surface, the first pressing plate is made of a light-transmitting material, and the first pressing plate is provided with scale marks which are distributed along the height direction of the first clamping surface when the first clamping surface is in a vertical state; a distance measuring assembly for measuring a distance between the first clamping surface and the second clamping surface. The device can completely simulate the actual loading state, and reduce the risks of failure and water leakage of the foaming material in the actual use.
Description
Technical Field
The utility model is used in the field of waterproof tests, and particularly relates to a device suitable for a waterproof test of a foaming material.
Background
The foamed material for vehicles must have a certain waterproof property due to the requirements of the use scene. The performance was generally confirmed by a water repellency test. The existing foaming material waterproofness test device has the following defects:
1. the actual loading state cannot be completely simulated by using the standard sample wafer, and the risks of failure and water leakage of the foaming material in actual use exist; and if the automobile foaming material is used for direct test, the compression amount of the existing device is difficult to accurately adjust.
2. The device is not provided with auxiliary measuring tools such as a ruler, the height of the device needs to be measured by the ruler after water is injected each time, whether the test requirements are met or not is determined, and the device is inconvenient to use.
3. The water seepage timing needs manual timing, unnecessary working hours are wasted, and once a tester leaves temporarily, the test cannot be recorded in time, so that the test fails.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve at least one technical problem in the prior art, and provides a device for a waterproof test of a foaming material, which can completely simulate the actual loading state and reduce the risks of failure and water leakage of the foaming material in the actual use.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
a device for waterproof test of a foaming material comprises:
the pressing plate comprises a first pressing plate and a second pressing plate, the first pressing plate is provided with a first clamping surface, the first pressing plate is provided with a guide post perpendicular to the first clamping surface, the second pressing plate is provided with a second clamping surface, the second pressing plate is assembled on the guide post, the first clamping surface of the first pressing plate is parallel to the second clamping surface of the second pressing plate, a space for clamping a sample is formed, the second pressing plate can be adjusted in position along the guide post to change the distance between the first clamping surface and the second clamping surface, the first pressing plate is made of a light-transmitting material, and the first pressing plate is provided with scale marks distributed along the height direction of the first clamping surface when the first clamping surface is in a vertical state;
a distance measuring assembly for measuring a distance between the first clamping surface and the second clamping surface.
In some embodiments, further comprising:
a timer.
In some embodiments, the timer is disposed on the first pressing plate and located at the bottom of the scale mark when the first clamping surface is in the vertical state, and the timer has a detection circuit which is turned on after water flows down and controls the timer to stop timing.
In some embodiments, the timer comprises a buzzer timer.
In some embodiments, the first clamping surface of the first pressure plate and the second clamping surface of the second pressure plate are provided with a limiting structure for limiting the test sample to be in a U shape.
In some embodiments, the limiting structure comprises a U-shaped limiting groove opening opposite to the first clamping surface and the second clamping surface.
In some embodiments, the limiting structure comprises a U-shaped retaining edge arranged opposite to the first clamping surface and the second clamping surface.
In some embodiments, the second pressing plate is provided with a guide through hole connected with the guide post, the second pressing plate is provided with a deformation gap extending from the guide through hole to the edge of the second pressing plate, and the second pressing plate is provided with a bolt assembly for locking the deformation gap to tighten the guide through hole.
In some embodiments, the guide post is a screw rod, and a locking nut for locking the second pressure plate is arranged on the screw rod.
In some embodiments, the first and second pressure plates have flush support end surfaces for restraining the pressure plates in an upright position, and the first pressure plate is provided with a plurality of guide posts at its edge.
One of the above technical solutions has at least one of the following advantages or beneficial effects: during testing, a strip-shaped test sample is bent into a U shape and placed in the space between the first clamping surface of the first pressing plate and the second clamping surface of the second pressing plate, and the scale mark penetrates through the U-shaped notch of the test sample. The second platen is adjusted along the guide posts while the distance between the first clamping surface and the second clamping surface is measured by the distance measuring assembly until the test specimen is compressed by the appropriate amount by the adjustment. The apparatus was vertically erected in a state where the U-shaped notch of the test piece was oriented upward, and the test solution was dropped into the U-shaped notch until a predetermined scale line was reached. When water seepage occurs, the corresponding test time is recorded.
This scheme is through following guide post adjustment position second clamp plate to and the range finding subassembly, can realize that the compression volume is simple and easy adjustable, simulate the state of actual loading completely, reduce the foaming material in the in-service use inefficacy, the risk of leaking.
This scheme combines the scale mark through adopting non-light tight first clamp plate, will test visual, and the experimenter of being convenient for measures liquid level height.
Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic diagram of the overall structure of one embodiment of the present invention;
FIG. 2 is a schematic diagram of an exploded view of one embodiment of the device shown in FIG. 1;
FIG. 3 is a schematic view of the construction of a first platen according to one embodiment shown in FIG. 1;
FIG. 4 is a schematic representation of one embodiment shown in FIG. 1 as tested.
Detailed Description
Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.
In the utility model, the meaning of "a plurality" is one or more, the meaning of "a plurality" is more than two, and the terms of "more than", "less than", "more than" and the like are understood to exclude the number; the terms "above", "below", "within" and the like are understood to include the instant numbers. In the description of the present invention, if there is description of "first" and "second" only for the purpose of distinguishing technical features, it is not to be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.
In the present invention, unless otherwise specifically limited, the terms "disposed," "mounted," "connected," and the like are to be understood in a broad sense, and for example, may be directly connected or indirectly connected through an intermediate; can be fixedly connected, can also be detachably connected and can also be integrally formed; may be mechanically coupled, may be electrically coupled or may be capable of communicating with each other; either as communication within the two elements or as an interactive relationship of the two elements. The specific meaning of the above-mentioned words in the present invention can be reasonably determined by those skilled in the art in combination with the detailed contents of the technical solutions.
Referring to fig. 1-4, an embodiment of the present invention provides a device for a waterproof test of a foam material, including a pressure plate and a distance measuring assembly 1.
Wherein the pressing plate comprises a first pressing plate 21 and a second pressing plate 22, the first pressing plate 21 is provided with a first clamping surface 23, the first pressing plate 21 is provided with a guide post 24 perpendicular to the first clamping surface 23, the second pressing plate 22 is provided with a second clamping surface, and the second pressing plate 22 is assembled on the guide post 24, and the second clamping surface faces the first clamping surface 23. The first clamping surface 23 of the first pressure plate 21 and the second clamping surface of the second pressure plate 22 are parallel and form a space 25 for clamping the sample, and the second pressure plate 22 can be adjusted in position along the guide column 24 to change the distance between the first clamping surface 23 and the second clamping surface so as to meet the compression amount of different samples. The first pressing plate 21 is made of a light-transmitting material, the first pressing plate 21 is provided with scale marks 26 which are distributed along the height direction of the first clamping surface 23 when the first clamping surface 23 is in a vertical state, and the water injection amount can be determined through the scale marks 26 in the test process.
The distance measuring assembly 1 can adopt an infrared distance measuring instrument or a laser distance measuring instrument or a mechanical distance measuring device and the like, and the distance measuring assembly 1 is used for measuring the distance between the first clamping surface 23 and the second clamping surface and accurately reflecting the compression amount of the sample.
Referring to fig. 4, in the test, a strip-shaped test piece 3 is bent into a U-shape, placed in a space 25 between a first clamping surface 23 of a first pressing plate 21 and a second clamping surface of a second pressing plate 22, and a scale 26 is passed through a U-shaped notch of the test piece 3. The second platen 22 is adjusted along the guide posts 24 while the distance between the first clamping surface 23 and the second clamping surface is measured by the distance measuring assembly 1 until the test specimen 3 is adjustably compressed by the appropriate amount. The apparatus is vertically erected with the U-shaped notch of the test piece 3 facing upward, and the test solution 4 is dropped into the U-shaped notch until the predetermined scale line 26 is reached. When water seepage occurs, the corresponding test time is recorded.
It can be understood that the pressing plate can be provided with two or more layers so as to test a plurality of samples simultaneously, and the test efficiency and accuracy are improved.
This scheme is through can following guide post 24 adjustment position second clamp plate 22 to and range finding subassembly 1, can realize that the compression volume is simple and easy adjustable, the state of simulating actual loading completely, reduces the foaming material in-service use inefficacy, the risk of leaking.
This scheme is through adopting non-light tight first clamp plate 21, combines scale mark 26, and is experimental visual, and the experimenter of being convenient for measures liquid level height.
In some embodiments, in order to measure the test time when water seepage occurs conveniently, the device for the waterproof test of the foaming material further comprises a timer 5, a tester starts the timer 5 to time when the test starts, and the timer is stopped when water seepage occurs.
Further, in order to realize that the timer 5 automatically stops timing when water seepage occurs, the timer 5 is arranged on the first pressing plate 21 and is located at the bottom position of the scale mark 26 when the first clamping surface 23 is in a vertical state, the timer 5 is provided with a detection circuit, the detection circuit is provided with two circuit connectors 51, the circuit connectors 51 are attached to the first clamping surface 23 and are in an open circuit state under a normal state, and the two circuit connectors 51 of the detection circuit are connected through water flow after the water flow flows down and control the timer 5 to stop timing. In this embodiment, the infiltration timing no longer needs artifical timing, needn't waste unnecessary man-hour, avoids leading to the test failure because of the tester leaves temporarily.
Wherein, the time-recorder 5 includes the buzzer timer, and when appearing the infiltration, time-recorder 5 can the dead time and inform the experimenter that the experiment is ended, makes things convenient for the experimenter to trace the experiment.
Referring to fig. 3, in some embodiments, in order to facilitate the tester to clamp the test sample between the first clamping surface 23 and the second clamping surface in a U-shaped position and ensure the tightness between the test sample wafer 3 and the first clamping surface 23 and the second clamping surface, the first clamping surface 23 of the first pressing plate 21 and the second clamping surface of the second pressing plate 22 are provided with a limiting structure 27 for limiting the test sample in a U-shape.
Wherein in some embodiments the stop formation 27 comprises a U-shaped stop slot opening onto the first 23 and second clamping surfaces. During testing, the strip-shaped test sample 3 is bent into a U shape and placed in a gap 25 between a first clamping surface 23 of the first pressing plate 21 and a second clamping surface of the second pressing plate 22, and two ends of the test sample 3 are embedded into the U-shaped limiting grooves on the first clamping surface 23 and the second clamping surface, so that auxiliary positioning and sealing are realized.
In some embodiments, the limiting structure 27 may also be a U-shaped stop edge, and specifically, the limiting structure 27 includes a U-shaped stop edge facing the first clamping surface 23 and the second clamping surface. During testing, the strip-shaped test sample 3 is bent into a U shape and placed in a gap 25 between the first clamping surface 23 of the first pressing plate 21 and the second clamping surface of the second pressing plate 22, and two ends of the test sample 3 are embedded into the U-shaped retaining edges on the first clamping surface 23 and the second clamping surface, so that auxiliary positioning and sealing are realized.
The second pressing plate 22 can be adjusted in position along the guiding post 24 and locked after the adjustment, and the second pressing plate 22 and the guiding post 24 can be locked in various ways, for example, in some embodiments, referring to fig. 1 and 2, the second pressing plate 22 is provided with a guiding through hole 28 connected with the guiding post 24, the second pressing plate 22 is provided with a deformation gap 29 extending from the guiding through hole 28 to the edge of the second pressing plate 22, the guiding through hole 28 is expanded or reduced through the deformation gap 29, and the second pressing plate 22 is provided with a bolt assembly 210 for locking the deformation gap 29 to tighten the guiding through hole 28.
Of course, the guide post 24 may also be a threaded rod, and a locking nut for locking the second press plate 22 is provided on the threaded rod at least on the side of the second press plate 22 away from the first press plate 21.
Referring to fig. 1 and 4, in order to facilitate the placement of the entire apparatus in a vertical position to complete a water penetration test for a sample, the first and second pressing plates 21 and 22 have flush supporting end surfaces 211, and the supporting end surfaces 211 are used to limit the pressing plates in a vertical state and extend the scale lines 26 in a height direction.
Wherein, the edge of the first pressing plate 21 is provided with one or more guiding posts 24, for example, in some embodiments, referring to fig. 1 and fig. 2, the edge of the first pressing plate 21 is provided with a plurality of guiding posts 24, the first pressing plate 21 and the second pressing plate 22 form a position for clamping a sample in a middle area surrounded by the plurality of guiding posts 24, and the guiding posts 24 play a role of ensuring parallelism between the first pressing plate 21 and the second pressing plate 22, so that only 1 distance measuring assembly 1 is needed when measuring the compression amount, thereby simplifying the structure of the whole device and ensuring the measuring accuracy.
In the description herein, references to the description of the term "example," "an embodiment," or "some embodiments," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The utility model is not limited to the above embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the utility model, and such equivalent modifications or substitutions are included in the scope of the claims of the present application.
Claims (10)
1. The utility model provides a be suitable for waterproof experimental device of using of foaming material which characterized in that includes:
the pressing plate comprises a first pressing plate and a second pressing plate, the first pressing plate is provided with a first clamping surface, the first pressing plate is provided with a guide post perpendicular to the first clamping surface, the second pressing plate is provided with a second clamping surface, the second pressing plate is assembled on the guide post, the first clamping surface of the first pressing plate is parallel to the second clamping surface of the second pressing plate, a space for clamping a sample is formed, the second pressing plate can be adjusted in position along the guide post to change the distance between the first clamping surface and the second clamping surface, the first pressing plate is made of a light-transmitting material, and the first pressing plate is provided with scale marks distributed along the height direction of the first clamping surface when the first clamping surface is in a vertical state;
a distance measuring assembly for measuring a distance between the first clamping surface and the second clamping surface.
2. The device for the waterproof test of the foam material according to claim 1, further comprising:
a timer.
3. The device for the waterproof test of the foaming material, according to claim 2, wherein the timer is disposed on the first pressing plate and located at the bottom of the scale mark when the first clamping surface is in the vertical state, the timer has a detection circuit, and the detection circuit is turned on after water flows and controls the timer to stop timing.
4. The device for the waterproof test of the foam material according to claim 3, wherein the timer comprises a buzzer timer.
5. The device for the waterproof test of the foam material is applied to the device for the waterproof test of the foam material according to claim 1, wherein the first clamping surface of the first pressing plate and the second clamping surface of the second pressing plate are provided with limiting structures for limiting the sample to be in a U shape.
6. The device for the waterproof test of the foam material, according to claim 5, wherein the limiting structure comprises a U-shaped limiting groove which is oppositely opened on the first clamping surface and the second clamping surface.
7. The device for the waterproof test of the foam material, according to claim 5, wherein the limiting structure comprises a U-shaped retaining edge which is arranged on the first clamping surface and the second clamping surface in a facing manner.
8. The device for the waterproof test of the foam material, according to claim 1, wherein the second pressing plate is provided with a guide through hole connected with the guide post, the second pressing plate is provided with a deformation gap extending from the guide through hole to the edge of the second pressing plate, and the second pressing plate is provided with a bolt assembly for locking the deformation gap to tighten the guide through hole.
9. The device for the waterproof test of the foam material, according to claim 1, wherein the guide post is a screw rod, and a locking nut for locking the second pressing plate is arranged on the screw rod.
10. The device for the waterproof test of the foam material is applied to the device according to claim 1, wherein the first pressing plate and the second pressing plate are provided with flush supporting end surfaces, the supporting end surfaces are used for limiting the pressing plates in a vertical state, and a plurality of guide columns are arranged on the edge of the first pressing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122642280.4U CN216246642U (en) | 2021-10-29 | 2021-10-29 | Be suitable for foaming material device for waterproof test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122642280.4U CN216246642U (en) | 2021-10-29 | 2021-10-29 | Be suitable for foaming material device for waterproof test |
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| Publication Number | Publication Date |
|---|---|
| CN216246642U true CN216246642U (en) | 2022-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122642280.4U Active CN216246642U (en) | 2021-10-29 | 2021-10-29 | Be suitable for foaming material device for waterproof test |
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| CN (1) | CN216246642U (en) |
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2021
- 2021-10-29 CN CN202122642280.4U patent/CN216246642U/en active Active
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