CN216116744U - Test device for O-shaped rubber sealing ring - Google Patents
Test device for O-shaped rubber sealing ring Download PDFInfo
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- CN216116744U CN216116744U CN202121692399.6U CN202121692399U CN216116744U CN 216116744 U CN216116744 U CN 216116744U CN 202121692399 U CN202121692399 U CN 202121692399U CN 216116744 U CN216116744 U CN 216116744U
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- sealing ring
- compression plate
- shaped rubber
- rubber sealing
- lower compression
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Abstract
The utility model discloses a test device of an O-shaped rubber sealing ring, which comprises an upper compression plate, a lower compression plate and a limiting module, wherein the lower compression plate is integrally of a disc structure, a sealing ring sleeve shaft is arranged in the center of the upper end surface of the lower compression plate, a threaded hole is arranged in the center of the sealing ring sleeve shaft, the limiting module comprises a threaded rod and a pressing table arranged at the top end of the threaded rod, and a mounting hole is formed in the center of the upper end of the pressing table; the limiting module is arranged in a threaded hole of the lower compression plate through a threaded rod, and a compression groove of an O-shaped rubber sealing ring is formed between the sealing ring sleeve shaft and the pressing platform; the upper compression plate is vertically pressed on the lower compression plate, so that the limiting module is in a continuous compression state; the device well simulates the actual use state of the O-shaped rubber ring, is convenient for the disassembly and the assembly of the test sample in the test process, greatly protects the test sample from being damaged, and greatly improves the success rate of the test.
Description
Technical Field
The utility model belongs to the technical field of rubber testing devices, and particularly relates to a testing device for an O-shaped rubber sealing ring.
Background
The O-shaped rubber sealing ring is a general basic element in a sealing device, plays an important role in the contradiction of leakage and sealing, and is widely applied to national economy major industries such as national defense, chemical industry, petroleum, coal, transportation, mechanical manufacturing and the like. For rubber sealing materials and products, most of the currently common laboratory detection means are based on national standards and industrial standards, and the performance of the rubber sealing materials and products is evaluated according to test conditions and test methods specified by the standards, so that the method has great limitation, the performance change of the rubber products under the actual use working condition cannot be completely reflected, the more and more test data close to the actual use working condition are required in the production and manufacturing processes of various industries, and the test scheme needs to be designed according to the existing detection method and the specific use working condition to meet the requirements of scientific research and production.
In the prior art, the test device for the O-shaped rubber sealing ring is inconvenient to disassemble and assemble and is easy to damage the sealing element, particularly, after the sealing element passes through a specific test condition (such as a high-temperature accelerated aging test), when a sample piece needs to be disassembled for testing, the sealing element is difficult to take out from a groove, a specific tool is needed, the sealing element can be damaged by carelessness, and irreparable loss is caused.
Disclosure of Invention
The utility model aims to provide a test device for an O-shaped rubber sealing ring, which solves the problems that a test sample is inconvenient to disassemble and assemble and is easy to damage in the radial compression test process of the O-shaped rubber sealing ring.
In order to achieve the purpose, the technical scheme of the utility model is as follows:
a test device for an O-shaped rubber sealing ring comprises an upper compression plate, a lower compression plate and a limiting module, wherein the lower compression plate is integrally of a disc structure, a sealing ring sleeve shaft is arranged in the center of the upper end face of the lower compression plate, a threaded hole is formed in the center of the sealing ring sleeve shaft, the limiting module comprises a threaded rod and a pressing table arranged at the top end of the threaded rod, and a mounting hole is formed in the center of the upper end of the pressing table; the limiting module is arranged in a threaded hole of the lower compression plate through a threaded rod, and a compression groove of an O-shaped rubber sealing ring is formed between the sealing ring sleeve shaft and the pressing platform; the upper compression plate is vertically pressed on the lower compression plate, so that the limiting module is in a continuous compression state.
Furthermore, the sealing ring sleeve shaft is of a reducing shaft structure, the diameter of the lower section of the sealing ring sleeve shaft is large, and the diameter of the upper section of the sealing ring sleeve shaft is small.
Further, the mounting hole is an inner hexagonal mounting hole.
Furthermore, the upper compression plate comprises a pressing sheet of a disc structure, a shallow circular groove is formed in the center of the lower end face of the pressing sheet, the position of the shallow circular groove corresponds to that of the pressing table, and a threaded connecting portion is arranged in the center of the upper end of the pressing sheet.
Furthermore, a plurality of groups of positioning holes and positioning threaded holes are arranged on the upper compression plate and the lower compression plate in a facing manner.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model provides a test device for simulating the radial sealing working state of an O-shaped rubber sealing ring, which well simulates the actual using state of the O-shaped rubber sealing ring, is convenient for the disassembly and the assembly of a test sample in the test process, greatly protects the test sample from being damaged and greatly improves the success rate of the test.
Drawings
FIG. 1 is a schematic view of the structure of the upper compression plate of the present invention.
Fig. 2 is a schematic structural view of a lower compression plate and a spacing module according to the present invention.
FIG. 3 is a flow chart of the operation of the present invention.
In the figure, 1-an upper compression plate, 2-a lower compression plate, 3-a limiting module, 4-O-shaped rubber sealing rings, 201-a sealing ring sleeve shaft, 301-a threaded rod, 302-a pressing platform and 303-a mounting hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to embodiments, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 and 2, the testing device for the O-shaped rubber sealing ring comprises an upper compression plate 1, a lower compression plate 2 and a limiting module 3, wherein the lower compression plate 2 is integrally of a disc structure, a sealing ring sleeve shaft 201 is arranged in the center of the upper end surface of the lower compression plate 2, a threaded hole is formed in the center of the sealing ring sleeve shaft 201, the limiting module 3 comprises a threaded rod 301 and a pressing table 302 arranged at the top end of the threaded rod 301, and a mounting hole 303 is formed in the center of the upper end of the pressing table 302; the limiting module 3 is arranged in a threaded hole of the lower compression plate 2 through a threaded rod 301, and a compression groove of the O-shaped rubber sealing ring 4 is formed between the sealing ring sleeve shaft 201 and the pressing platform 302; the upper compression plate 1 is vertically pressed on the lower compression plate 2, so that the limiting module 3 is in a continuous compression state.
In this embodiment, the seal ring sleeve shaft 201 is preferably of a reducing shaft structure, and the diameter of the lower section of the seal ring sleeve shaft 201 is large, and the diameter of the upper section is small, so that the O-shaped rubber seal ring 4 can be conveniently sleeved.
In this embodiment, the mounting hole 303 is an internal hexagonal mounting hole, which is convenient for the operation when the limiting module 3 and the lower compression plate 2 are mounted, and in other embodiments, a square hole or an octagonal hole may also be used as the mounting hole 303.
The upper compression plate 1 comprises a pressing sheet of a disc structure, a shallow circular groove is formed in the center of the lower end face of the pressing sheet, the shallow circular groove corresponds to the pressing table 302 in position and can continuously and stably provide pressure for the pressing table 302, and a threaded connection part is arranged in the center of the upper end of the pressing sheet and can be externally connected with a pressure mechanism; the upper compression plate 1 and the lower compression plate 2 are provided with a plurality of groups of positioning holes and positioning threaded holes, so that positioning screws can be installed, and the upper compression plate 1 and the lower compression plate 2 are prevented from displacing.
The working principle of the utility model is described below:
the utility model is suitable for the O-shaped rubber sealing ring to carry out high-temperature accelerated aging and other tests in a radial compression state, during the test, the O-shaped rubber sealing ring 4 is sleeved on the sealing ring sleeve shaft 201 arranged in the center of the upper end surface of the lower compression plate 2, then the limiting module 3 is screwed to a proper position to control the width of the compression groove of the O-shaped rubber sealing ring 4, and finally the upper compression plate 1 is vertically pressed towards the lower compression plate 2 to ensure that the O-shaped rubber sealing ring 4 is in a continuous compression state for the test; when the O-shaped rubber sealing ring 4 needs to be disassembled, the upper compression plate 1 is separated from the lower compression plate 2, then the limiting module 3 is screwed out, and the O-shaped rubber sealing ring 4 is carefully taken down.
Referring to fig. 3, the working method of the present invention is described as follows:
the method comprises the following steps: determining a test item required to be carried out according to the actual use working condition of the O-shaped rubber sealing ring, and preparing a sample piece meeting the relevant test standard according to the test item.
Step two: and (3) adjusting the prepared O-shaped rubber sealing ring sample for a certain time under the environment of standard experiment room temperature and humidity with the temperature of 23 +/-2 ℃ and the relative humidity of 50 +/-10%, wherein the time is determined according to the relevant national standard or industrial standard executed by the test item.
Step three: the adjusted O-shaped rubber sealing ring is arranged in the testing device of the utility model, and the high-temperature accelerated aging test is started.
Step four: after a certain test period is reached, the test device is taken out of the high-temperature thermal ageing box, the O-shaped rubber sealing ring is taken out of the test device, and relevant performance tests are carried out according to relevant national and industrial standards.
Step five: and repeating the third step to the fourth step until the aging performance index reaches the relevant standard specification, and stopping the test.
The above are specific embodiments of the present invention, but the structural features of the present invention are not limited thereto, and the present invention can be applied to similar products, and any changes or modifications within the scope of the present invention by those skilled in the art are covered by the claims of the present invention.
Claims (5)
1. The test device for the O-shaped rubber sealing ring is characterized by comprising an upper compression plate (1), a lower compression plate (2) and a limiting module (3), wherein the lower compression plate (2) is of a disc structure as a whole, a sealing ring sleeve shaft (201) is arranged in the center of the upper end face of the lower compression plate (2), a threaded hole is formed in the center of the sealing ring sleeve shaft (201), the limiting module (3) comprises a threaded rod (301) and a pressing table (302) arranged at the top end of the threaded rod (301), and a mounting hole (303) is formed in the center of the upper end of the pressing table (302); the limiting module (3) is arranged in a threaded hole of the lower compression plate (2) through a threaded rod (301), and a compression groove of an O-shaped rubber sealing ring (4) is formed between the sealing ring sleeve shaft (201) and the pressing platform (302); the upper compression plate (1) is vertically pressed on the lower compression plate (2), so that the limiting module (3) is in a continuous compression state.
2. The test device for the O-shaped rubber sealing ring according to claim 1, wherein the sealing ring sleeve shaft (201) is of a reducing shaft structure, and the diameter of the lower section of the sealing ring sleeve shaft (201) is large, and the diameter of the upper section is small.
3. The testing device for O-shaped rubber sealing rings according to claim 1 or 2, characterized in that the mounting holes (303) are internal hexagonal mounting holes.
4. The test device for the O-shaped rubber sealing ring according to claim 3, characterized in that the upper compression plate (1) comprises a pressing sheet in a disc structure, a shallow circular groove is formed in the center of the lower end face of the pressing sheet, the position of the shallow circular groove corresponds to that of the pressing table (302), and a threaded connection part is arranged in the center of the upper end of the pressing sheet.
5. The test device for the O-shaped rubber sealing ring according to claim 4, characterized in that a plurality of groups of positioning holes and positioning threaded holes are oppositely arranged on the upper compression plate (1) and the lower compression plate (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121692399.6U CN216116744U (en) | 2021-07-24 | 2021-07-24 | Test device for O-shaped rubber sealing ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121692399.6U CN216116744U (en) | 2021-07-24 | 2021-07-24 | Test device for O-shaped rubber sealing ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216116744U true CN216116744U (en) | 2022-03-22 |
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ID=80723040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121692399.6U Active CN216116744U (en) | 2021-07-24 | 2021-07-24 | Test device for O-shaped rubber sealing ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216116744U (en) |
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2021
- 2021-07-24 CN CN202121692399.6U patent/CN216116744U/en active Active
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