CN215931551U - Testing device for sealing ring - Google Patents
Testing device for sealing ring Download PDFInfo
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- CN215931551U CN215931551U CN202122050362.XU CN202122050362U CN215931551U CN 215931551 U CN215931551 U CN 215931551U CN 202122050362 U CN202122050362 U CN 202122050362U CN 215931551 U CN215931551 U CN 215931551U
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- mounting seat
- sealing ring
- testing device
- test piece
- press
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Abstract
The utility model provides a testing device for a sealing ring, which comprises a mounting seat, a first pressing plate and a first adjusting assembly, wherein the mounting seat is arranged on the mounting seat; a lateral step for accommodating the sealing ring test piece is formed on the upper end surface of the mounting seat; the first pressing plate is spliced and tightly pressed on the upper end surface of the mounting seat so as to press the sealing ring test piece into the lateral step; the first adjusting component comprises a second pressing plate and a first fastener, the second pressing plate comprises a connecting portion and an abutting portion which is bent and extended from the connecting portion, the first fastener penetrates through the connecting portion to be connected with the mounting seat, and the abutting portion extends into the lateral step and abuts against the sealing ring test piece. According to the technical scheme, the compression degree of the abutting part of the second pressure plate on the sealing ring test piece arranged in the lateral step can be adjusted through the first fastener of the first adjusting assembly, so that the shearing resistance of the sealing ring test piece can be tested.
Description
Technical Field
The utility model belongs to the technical field of part reliability testing, and particularly relates to a testing device for a sealing ring.
Background
The sealing ring is used as an extrusion type sealing element, can be widely applied to mechanical equipment to prevent lubricating oil or hydraulic oil from leaking, and can also play a role in preventing the leakage of concrete in the field of engineering machinery. The sealing effect of the sealing ring is mainly related to the material, shape, size, use condition and other factors of the preparation of the sealing ring. At present, the materials of the sealing ring mainly comprise rubber, polyurethane and the like, and the sealing ring can be divided into an O-shaped ring, a star-shaped ring, a Y-shaped ring and the like according to the cross section shape, and the sealing effect of the sealing ring made of different materials and having different cross section shapes under the same condition is different.
In addition, in the engineering machine tool field, the phenomenon that the sealing ring is sheared into the terminal surface and leads to sealed becoming invalid gradually because of too big appearance of pressure when the terminal surface is sealed easily to the sealing washer, but, the testing arrangement who provides among the prior art still can not test the anti shear behavior of sealing ring when the terminal surface is sealed.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned drawbacks or deficiencies of the prior art, the present invention provides a testing apparatus for a sealing ring, which can adjust the pressing degree of the abutting portion of the second pressing plate against a sealing ring test piece placed in the lateral step through the first fastening member of the first adjusting assembly, so as to test the anti-shearing performance of the sealing ring test piece.
In order to achieve the above object, the present invention provides a testing apparatus for a seal ring, wherein the testing apparatus for a seal ring comprises: the device comprises a mounting seat, a first pressure plate and a first adjusting component; a lateral step for accommodating the sealing ring test piece is formed on the upper end surface of the mounting seat; the first pressing plate is spliced and tightly pressed on the upper end surface of the mounting seat so as to press the sealing ring test piece into the lateral step; the first adjusting component comprises a second pressing plate and a first fastener, the second pressing plate comprises a connecting portion and an abutting portion which is bent and extended from the connecting portion, the first fastener penetrates through the connecting portion to be connected with the mounting seat, and the abutting portion extends into the lateral step and abuts against the sealing ring test piece.
In the embodiment of the utility model, the lateral step penetrates through the mounting seat along the width direction parallel to the mounting seat.
In the embodiment of the utility model, the lateral step comprises a step bottom surface arranged in parallel with the upper end surface of the mounting seat and a step side surface connecting the step bottom surface and the upper end surface of the mounting seat, a first size mark is arranged on one side surface of the mounting seat arranged along the length direction, and the first size mark extends towards the direction departing from the lateral step by taking the step side surface as a starting point.
In the embodiment of the utility model, the mounting seat is further provided with a second size mark, the second size mark extends towards the direction departing from the first size mark by taking the side surface of the step as a starting point, and the first size mark and the second size mark are arranged on the same side.
In an embodiment of the utility model, the first pressing plate comprises a flat plate body and two guide parts which are oppositely arranged on the flat plate body at intervals, the flat plate body is spliced and pressed on the upper end surface of the mounting seat, and the two guide parts are respectively abutted with the bottom surfaces of the steps, so that the abutting parts extend into the lateral steps from the space between the two guide parts.
In an embodiment of the utility model, the testing device further comprises a second fastening piece, and the second fastening piece penetrates through the flat plate body to be connected with the mounting seat.
In the embodiment of the utility model, the upper end surface of the mounting seat is also provided with a first press-mounting groove for accommodating the sealing ring test piece.
In the embodiment of the utility model, the upper end surface of the mounting seat is further provided with a second press mounting groove for accommodating the sealing ring test piece, the test device further comprises a second adjusting component penetrating through the lower end of the mounting seat into the second press mounting groove, and the second adjusting component is used for lifting on the mounting seat.
In the embodiment of the utility model, the mounting seat is further provided with an accommodating groove communicated with the second press-mounting groove, the accommodating groove is positioned below the second press-mounting groove, and the second adjusting assembly comprises a third pressing plate accommodated in the accommodating groove and a third fastening piece penetrating through the mounting seat and connected with the third pressing plate.
In an embodiment of the utility model, the mount and/or the first pressure plate is a transparent piece.
Through the technical scheme, the testing device for the sealing ring provided by the embodiment of the utility model has the following beneficial effects:
the testing device for the sealing ring comprises a mounting seat, a first pressing plate and a first adjusting assembly, wherein a lateral step for accommodating a sealing ring testing piece is formed on the upper end face of the mounting seat, the first pressing plate is spliced and pressed on the upper end face of the mounting seat so as to press the sealing ring testing piece into the lateral step, the first adjusting assembly comprises a second pressing plate and a first fastener, the second pressing plate comprises a connecting part and a butting part bent and extended from the connecting part, the first fastener penetrates through the connecting part to be connected with the mounting seat, the butting part extends into the lateral step and is butted with the sealing ring testing piece, the sealing ring testing piece can be firstly placed on the lateral step, then the first pressing plate is spliced and pressed on the upper end face of the mounting seat, then the butting part of the second pressing plate can be driven to move towards the direction extending into the lateral step by screwing the first fastener, so that the compression degree of the sealing ring testing piece in the lateral step is continuously increased, the phenomenon that the sealing ring testing piece is sheared between the first pressing plate and the mounting seat can occur until the sealing ring testing piece is over-pressurized, so that the shearing resistance of the sealing ring testing piece can be tested.
Additional features and advantages of the utility model will be set forth in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide an understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model without limiting the utility model. In the drawings:
fig. 1 is a schematic perspective view of a testing device for a sealing ring according to an embodiment of the present invention;
fig. 2 is a schematic cross-sectional view of a testing apparatus for a sealing ring according to an embodiment of the present invention.
Description of the reference numerals
1 mounting seat 11 side step
111 step bottom 112 step side
12 upper end surface 13 first size indicia
14 second dimension 15 first press-fitting groove
16 second press-fitting groove 2 first press plate
21 guide part 3 second presser plate
31 connecting part 32 abutting part
4 first fastening part 5 second fastening part
6 third pressure plate of second adjusting component 61
62 third fastener
Detailed Description
The following detailed description of specific embodiments of the utility model refers to the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative and explanatory of the utility model and are not restrictive thereof.
A test apparatus for a seal ring according to the present invention will be described below with reference to the accompanying drawings.
As shown in fig. 1 and 2, in an embodiment of the present invention, there is provided a testing apparatus for a sealing ring, wherein the testing apparatus for a sealing ring includes:
the sealing ring testing device comprises a mounting seat 1, wherein a lateral step 11 for accommodating a sealing ring testing piece is formed on the upper end surface 12 of the mounting seat 1;
the first pressing plate 2 is spliced and tightly pressed on the upper end surface 12 of the mounting seat 1 so as to press the sealing ring test piece into the lateral step 11; and
first adjusting part, including second clamp plate 3 and first fastener 4, second clamp plate 3 includes connecting portion 31 and the butt portion 32 of extending from connecting portion 31 buckle, and first fastener 4 passes connecting portion 31 to be connected with mount pad 1, and butt portion 32 stretches into in the side direction step 11 and the butt of sealing washer test piece.
When the testing device is used for testing the anti-shearing performance of the sealing ring, the sealing ring testing piece can be placed on the lateral step 11, the first pressing plate 2 is tightly spliced on the upper end face 12 of the mounting seat 1, then the abutting part 32 of the second pressing plate 3 can be driven to move towards the direction extending into the lateral step 11 by screwing the first fastening piece 4, so that the compression degree of the sealing ring testing piece in the lateral step 11 is continuously increased, and the phenomenon that the sealing ring testing piece is sheared between the first pressing plate 2 and the mounting seat 1 can occur until the sealing ring testing piece is too high in pressure, so that the anti-shearing performance of the sealing ring testing piece can be tested.
It should be noted that the seal ring test piece in the present invention is not necessarily a complete seal ring, and may be a segment cut from the complete seal ring. Meanwhile, the first fastening piece 4 can be screwed up through a torque wrench, the torsion values required by sealing ring test pieces made of different materials to be compressed to the same degree are different, the higher the hardness of the sealing ring test piece is, the larger the torsion value required by the material with the higher hardness is, and the lower the hardness of the sealing ring test piece is, the easier the material with the lower hardness is to be cut into the gap between the first pressing plate 2 and the mounting seat 1 under the condition of the same torsion values. In addition, when the device is in actual use, if the pressure is higher, the part of the sealing ring which is extruded into the gap is cut off, so that the sealing ring becomes smaller, and the sealing failure is caused.
In the embodiment of the utility model, the lateral step 11 penetrates through the mounting seat 1 along the width direction parallel to the mounting seat 1, so that the shearing deformation process of the section of the sealing ring test piece in the lateral step 11 is conveniently observed.
In the embodiment of the present invention, the lateral step 11 includes a step bottom surface 111 arranged parallel to the upper end surface 12 of the mounting base 1, and a step side surface 112 connecting the step bottom surface 111 and the upper end surface 12 of the mounting base 1, a first size mark 13 is arranged on a side surface of the mounting base 1 arranged along the length direction, and the first size mark 13 extends towards a direction away from the lateral step 11 with the step side surface 112 as a starting point. That is, when the seal ring test piece is squeezed between the first presser plate 2 and the mount base 1, the size of the squeezed portion of the seal ring test piece can be read according to the first size mark 13, so that the shear resistance of the seal ring test piece can be further evaluated. Specifically, the first size mark 13 may be provided near the upper end face 12 of the mount 1.
In the embodiment of the present invention, the mounting base 1 is further provided with a second size mark 14, the second size mark 14 extends from the step side surface 112 to a direction away from the first size mark 13, and the first size mark 13 and the second size mark 14 are arranged on the same side. That is, when the first fastening member 4 drives the abutting portion 32 of the second pressing plate 3 to move toward the direction extending into the lateral step 11, the dimension of the sealing ring test piece compressed in the lateral step 11 at this time can be read according to the second dimension mark 14. Further, the second size mark 14 may be disposed near the step bottom surface 111.
In the embodiment of the present invention, the first pressing plate 2 includes a flat plate body and two guide portions 21 oppositely and separately disposed on the flat plate body, the flat plate body is assembled and pressed on the upper end surface 12 of the mounting base 1, and the two guide portions 21 are respectively abutted against the step bottom surfaces 111, so that the abutting portion 32 is extended into the lateral step 11 from between the two guide portions 21. That is, the width of the abutting portion 32 of the second presser plate 3 may be equal to or smaller than the distance between the two guide portions 21, so that the movement of the abutting portion 32 can be guided by the two guide portions 21.
In the embodiment of the utility model, the testing device further comprises a second fastening piece 5, and the second fastening piece 5 penetrates through the flat plate body to be connected with the mounting seat 1. That is, the second fastening member 5 is tightened, so that the flat plate body can press the sealing ring test piece placed in the lateral step 11 against the bottom surface 111 of the step, so that the first adjusting assembly can test the shearing resistance of the sealing ring test piece.
In the embodiment of the present invention, the upper end surface 12 of the mounting seat 1 is further provided with a first press-fitting groove 15 for accommodating a sealing ring test piece. Specifically, the first press-fitting groove 15 may also be through-arranged in the width direction parallel to the mounting base 1, that is, the first press plate 2 may compress the sealing ring test piece in the first press-fitting groove 15 by screwing the second fastening member 5, so that the section form change of the sealing ring test piece may be conveniently observed. Specifically, the first press-fitting groove 15 may be a standard groove, that is, the shape change of the cross section of the seal ring test piece with a standard size can be observed through the arrangement of the first press-fitting groove 15.
In the embodiment of the utility model, the upper end surface 12 of the mounting seat 1 is further provided with a second press-fitting groove 16 for accommodating a sealing ring test piece, the test device further comprises a second adjusting assembly 6 which penetrates through the second press-fitting groove 16 from the lower end of the mounting seat 1, and the second adjusting assembly 6 is used for performing lifting movement on the mounting seat 1. Arrange the sealing washer test piece in second pressure equipment groove 16 promptly and compress tightly on first clamp plate 2 through second adjusting part 6 of below, second adjusting part 6 can also carry out elevating movement on mount pad 1 simultaneously, then can adjust the degree of compressing tightly of sealing washer test piece through second adjusting part 6 on the one hand, on the other hand can also make second pressure equipment groove 16 be applicable to and place the sealing washer test piece of different height dimensions to can observe the cross-sectional form change of the sealing washer test piece of different height dimensions.
In the embodiment of the present invention, the mounting base 1 further has a receiving groove penetrating through the second press-fitting groove 16, the receiving groove is located below the second press-fitting groove 16, and the second adjusting assembly 6 includes a third press plate 61 received in the receiving groove and a third fastening member 62 penetrating through the mounting base 1 and connected to the third press plate 61. The third pressing plate 61 in the accommodating groove can be used for bearing the sealing ring test piece, and the third pressing plate 61 can be driven to move up and down by screwing or unscrewing the third fastener 62, so that the sealing ring test piece with different height sizes in the second press-fitting groove 16 can be applied to be pressed and loosened. Of course, the present invention is not limited to this, and the second adjusting unit 6 may be a plurality of third fastening members 62, that is, the plurality of third fastening members 62 are respectively inserted into the second press-fitting groove 16 from the lower end of the mounting base 1 so as to be able to abut against the seal ring test piece in the second press-fitting groove 16.
In addition, it should be particularly noted that the first fastener 4, the second fastener 5 and the third fastener 62 mentioned in the present invention may preferably be bolts or screws.
In the embodiment of the present invention, the mounting seat 1 and/or the first pressing plate 2 may preferably be made of transparent material, so as to facilitate the observation of the deformation process of the section of the sealing ring test piece. In particular, the material of the transparent piece may be organic glass. Of course, the present invention is not limited thereto, and the mounting base 1 and the first pressing plate 2 may be made of other suitable materials.
In the description of the present invention, it is to be understood that the terms "first", "second" and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," 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 are not necessarily intended to 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. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (10)
1. A testing device for a seal ring, the testing device comprising:
the device comprises a mounting seat (1), wherein a lateral step (11) for accommodating a sealing ring test piece is formed on the upper end surface (12) of the mounting seat (1);
the first pressing plate (2) is spliced and pressed on the upper end face (12) of the mounting seat (1) so as to press the sealing ring test piece into the lateral step (11); and
first adjusting part, including second clamp plate (3) and first fastener (4), second clamp plate (3) include connecting portion (31) and certainly connecting portion (31) are buckled butt portion (32) that extend, first fastener (4) are passed connecting portion (31) with mount pad (1) is connected, butt portion (32) stretch into in side direction step (11) with sealing washer test piece butt.
2. The testing device for sealing rings according to claim 1, characterized in that the lateral step (11) penetrates the mounting seat (1) in a direction parallel to the width of the mounting seat (1).
3. The testing device for the sealing ring according to claim 2, characterized in that the lateral step (11) comprises a step bottom surface (111) arranged in parallel with the upper end surface (12) of the mounting seat (1) and a step side surface (112) connecting the step bottom surface (111) and the upper end surface (12) of the mounting seat (1), a first dimension mark (13) is arranged on one side surface of the mounting seat (1) arranged along the length direction, and the first dimension mark (13) is arranged by taking the step side surface (112) as a starting point and extending towards the direction away from the lateral step (11).
4. The testing device for the sealing ring according to claim 3, characterized in that a second size mark (14) is further arranged on the mounting seat (1), the second size mark (14) extends from the step side surface (112) to a direction away from the first size mark (13), and the first size mark (13) and the second size mark (14) are arranged on the same side.
5. A testing device for a sealing ring according to claim 3, wherein the first pressing plate (2) comprises a flat plate body and two guide portions (21) arranged on the flat plate body at intervals, the flat plate body is pressed on the upper end surface (12) of the mounting seat (1) in a split manner, and the two guide portions (21) are respectively abutted with the bottom surfaces (111) of the steps, so that the abutting portion (32) extends into the lateral steps (11) from between the two guide portions (21).
6. A testing device for sealing rings according to claim 5, characterized in that it further comprises a second fastening member (5), said second fastening member (5) being connected to the mounting seat (1) through the plate body.
7. The testing device for the sealing ring according to any one of claims 1 to 6, wherein a first press-fitting groove (15) for accommodating the sealing ring test piece is further formed in the upper end surface (12) of the mounting seat (1).
8. The testing device for the sealing ring according to any one of claims 1 to 6, wherein a second press-fitting groove (16) for accommodating the sealing ring testing piece is further formed in the upper end surface (12) of the mounting seat (1), the testing device further comprises a second adjusting assembly (6) which is arranged in the second press-fitting groove (16) in a penetrating manner from the lower end of the mounting seat (1), and the second adjusting assembly (6) is used for moving up and down on the mounting seat (1).
9. The testing device for the sealing ring according to claim 8, wherein the mounting seat (1) is further provided with a containing groove communicated with the second press-fitting groove (16), the containing groove is located below the second press-fitting groove (16), and the second adjusting assembly (6) comprises a third pressing plate (61) contained in the containing groove and a third fastening member (62) penetrating through the mounting seat (1) and connected with the third pressing plate (61).
10. A testing device for sealing rings according to any of the claims 1 to 6, characterized in that the mounting seat (1) and/or the first pressure plate (2) is a transparent piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122050362.XU CN215931551U (en) | 2021-08-26 | 2021-08-26 | Testing device for sealing ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122050362.XU CN215931551U (en) | 2021-08-26 | 2021-08-26 | Testing device for sealing ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215931551U true CN215931551U (en) | 2022-03-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122050362.XU Active CN215931551U (en) | 2021-08-26 | 2021-08-26 | Testing device for sealing ring |
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| CN (1) | CN215931551U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114544375A (en) * | 2022-03-07 | 2022-05-27 | 美思流体动力科技(哈尔滨)有限公司 | O-shaped ring hydrostatic test device for nuclear main pump |
-
2021
- 2021-08-26 CN CN202122050362.XU patent/CN215931551U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114544375A (en) * | 2022-03-07 | 2022-05-27 | 美思流体动力科技(哈尔滨)有限公司 | O-shaped ring hydrostatic test device for nuclear main pump |
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