CN211042939U - Elastic sealing ring compression force value measuring device - Google Patents
Elastic sealing ring compression force value measuring device Download PDFInfo
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- CN211042939U CN211042939U CN201921840525.0U CN201921840525U CN211042939U CN 211042939 U CN211042939 U CN 211042939U CN 201921840525 U CN201921840525 U CN 201921840525U CN 211042939 U CN211042939 U CN 211042939U
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- compression force
- sealing ring
- elastic sealing
- force value
- measuring
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- 238000007789 sealing Methods 0.000 title claims abstract description 32
- 230000006835 compression Effects 0.000 title claims abstract description 25
- 238000007906 compression Methods 0.000 title claims abstract description 25
- 230000001105 regulatory effect Effects 0.000 claims abstract description 19
- 210000004907 gland Anatomy 0.000 claims abstract description 17
- 239000000523 sample Substances 0.000 claims abstract description 11
- 230000000694 effects Effects 0.000 abstract description 6
- 238000013016 damping Methods 0.000 abstract description 3
- 238000001125 extrusion Methods 0.000 abstract description 3
- 238000005259 measurement Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000004904 shortening Methods 0.000 description 1
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Abstract
The utility model provides an elasticity sealing washer compression force value measuring device, include: the bearing table is connected to the support and is provided with a bearing surface suitable for bearing the elastic sealing ring; the pressure cover is connected to the support in a sliding manner and can be close to or far away from the bearing surface through a pressure regulating screw rod, and is provided with an extrusion surface facing the bearing surface; the fixed end of the tension meter is connected to the bracket, the measuring end of the tension meter is connected with the threaded sleeve, and the threaded sleeve is in threaded fit connection with the pressure regulating screw; the dial indicator is provided with a probe along the sliding direction of the gland, and the top end of the probe is in contact with the surface of the gland; the utility model discloses an elasticity sealing washer compression force value measuring device for on the rubber ring use that is used for the elastic damping effect of vacuum pump, the power value relation that the actual compressive capacity that measures O shape circle that can be accurate corresponds, according to this result, reach accurate numerical control to the main shaft eccentric amount, play the effect that is showing on the vacuum pump of vacuum trade.
Description
Technical Field
The utility model relates to a vacuum apparatus technical field, concretely relates to elasticity sealing washer compression force value measuring device.
Background
The O-ring (O-rings) is a rubber seal ring with a circular cross section, and is called an O-ring because the cross section is O-shaped, and is called an O-ring for short.
The current mechanical industry is developed rapidly, and the O-shaped ring does not simply meet the existing sealing performance any more. In the vacuum industry, the use of O-rings in vacuum pump equipment extends to the effect of elastic damping. In use, the force value corresponding to the actual compression amount of the O-shaped ring is an important guarantee for the stable operation of the equipment.
At present, no equipment or instrument exists in the market, the compression quantity-force value relation of the O-shaped ring can be accurately measured, hidden danger is brought to the operation of vacuum pump equipment, and the eccentric quantity of a main shaft of a vacuum pump is directly too large or too small: the effect of correcting the deviation of the O-shaped ring cannot be achieved due to the excessive eccentric amount; the eccentric amount is too small, a large amount of heat is generated at the position of the friction pair, so that the service life of the equipment is greatly shortened, and even the product is directly scrapped.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides an elasticity sealing washer compression force value measuring device can accurately measure the relation of the compression capacity-power value of elasticity sealing washer, provides technical guarantee for the operation of vacuum pump equipment.
In order to solve the technical problem, the utility model provides an elasticity sealing washer compression force value measuring device, include:
a support frame is arranged on the base plate,
the bearing table is connected to the support and is provided with a bearing surface suitable for bearing the elastic sealing ring;
the pressure cover is connected to the support in a sliding manner and can be close to or far away from the bearing surface through a pressure regulating screw rod, and is provided with an extrusion surface facing the bearing surface;
the fixed end of the tension meter is connected to the bracket, the measuring end of the tension meter is connected with the threaded sleeve, and the threaded sleeve is in threaded fit connection with the pressure regulating screw;
and the probe of the dial indicator is arranged along the sliding direction of the gland, and the top end of the probe is in contact with the surface of the gland.
Preferably, the back of the bracket is fixedly connected with a back plate, and the tension meter is fixed on the back plate.
As the preferred scheme, the elastic sealing ring is an O-shaped rubber ring, and the O-shaped rubber ring is suitable for being sleeved on the pressure regulating screw rod between the bearing platform and the gland.
Preferably, the outer wall surface of the screw sleeve is suitable for being clamped by an open spanner.
Preferably, the outer wall surface of the threaded sleeve is provided with a limiting plane, and the limiting plane is parallel to the central line of the threaded sleeve.
Preferably, the upper end of the pressure regulating screw is provided with an inner hexagonal groove.
Preferably, the dial indicator is detachably fixed through the indicator frame.
The utility model discloses technical scheme has following advantage:
1. the utility model provides an elasticity sealing washer compression force value measuring device for in the rubber ring use that is used for the elastic damping effect of vacuum pump, can be accurate measure the power value relation that the actual compressive capacity of O shape circle corresponds, according to this result, reach accurate numerical control to the main shaft offset, play apparent effect on the vacuum pump of vacuum trade; in addition, the device can not only meet the requirement of accurate measurement.
2. The device for measuring the compression force value of the elastic sealing ring provided by the utility model can be directly carried out by tools such as a hexagonal wrench, an open end wrench and the like during testing, and has simple structure and convenient use; through the size of adjustment apron, plummer and pressure regulating screw, can be applicable to the elastic sealing washer of various styles, to O shape circle, can be to different line footpaths, internal diameter size, all can measure.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a front view of an embodiment of the device for measuring a compression force value of an elastic sealing ring of the present invention.
Fig. 2 is a side view of fig. 1.
Description of reference numerals:
1. a support; 2. a back plate; 3. a bearing table; 4. a gland; 5. a pressure regulating screw; 6. an O-shaped rubber ring; 7. a tension meter; 8. a dial indicator; 9. a watch frame; 10. a threaded sleeve; 11. hooking; 12. and (3) a probe.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 in specific cases to those skilled in the art.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
The embodiment provides a specific implementation manner of an elastic sealing ring compression force value measuring device, as shown in fig. 1 and fig. 2, the elastic sealing ring compression force value measuring device comprises a support 1, a bearing platform 3 connected to the support 1, a gland 4, a tension meter 7 and a dial indicator 8.
The bearing table 3 is provided with a bearing surface suitable for bearing an elastic sealing ring, the gland 4 can be connected to the support 1 in a sliding mode towards or away from the bearing surface through a pressure regulating screw rod 5, and the gland 4 is provided with a pressing surface towards the bearing surface. The upper end of the pressure regulating screw rod 5 is provided with an inner hexagonal groove.
The back of the support 1 is fixedly connected with a back plate 2, and a tension meter 7 is fixed on the back plate 2. The fixed end of the tension meter 7 is connected to the support 1, the measuring end of the tension meter 7 is connected with the threaded sleeve 10 through the hook 11, and the threaded sleeve 10 is connected with the pressure regulating screw rod 5 in a threaded fit mode.
The outer wall surface of the thread insert 10 is adapted to be clamped by an open end wrench. The outer wall surface of the screw sleeve 10 is provided with a limiting plane, the limiting plane is parallel to the central line of the screw sleeve 10, the limiting plane can be a plane which is symmetrical relatively, and the shape of the limiting plane can be similar to the outer wall surface of an outer hexagonal screw head.
The dial indicator 8 is fixed through the indicator frame 9, the probe 12 of the dial indicator is arranged along the sliding direction of the gland 4, the probe 12 penetrates through the bearing table 3 from the lower part, and the top end of the probe 12 is in contact with the extrusion surface of the gland 4.
The elastic sealing ring compression force value measuring device of this embodiment is used for measuring the compression capacity-force value relation of elastic sealing ring, elastic sealing ring can be O shape rubber ring 6, O shape rubber ring 6 is suitable for the cover to be established plummer 3 with between gland 4 on the pressure regulating screw rod 5 to when measuring, can make O shape rubber ring 6 the atress even, can improve measurement accuracy.
Principle of operation
When the pressure regulating device is used, the elastic sealing ring is placed between the bearing platform 3 and the gland 4 and sleeved on the pressure regulating screw rod 5. Then the pressure regulating screw rod 5 penetrates through the bearing platform 3 to be downwards connected with the screw sleeve 10, the outer wall surface of the screw sleeve 10 is clamped by an open spanner, and the screw sleeve 10 cannot rotate. The degree of depth and the percentage table 8's of adjusting pressure screw 5 screw in swivel nut 10 state have been adjusted respectively, during the test, revolve wrong distance screw through the hexagonal spanner, make apron downstream, compression O shape circle, because shortening of whole axial dimensions chain, tensiometer 7 receives the reverse acting force of an O shape circle deformation, from tensiometer 7 direct reading the power value that the compressive capacity corresponds this moment, simultaneously, the clamp plate downstream extrudees percentage table 8 probe 12, the compressive capacity of O shape circle is read to rethread percentage table 8.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.
Claims (7)
1. Elasticity sealing washer compression force value measuring device, its characterized in that includes:
a bracket (1) is arranged on the bracket,
the bearing table (3) is connected to the support (1) and is provided with a bearing surface suitable for bearing the elastic sealing ring;
the gland (4) is connected to the support (1) in a sliding manner and can be close to or far away from the bearing surface through a pressure regulating screw (5), and is provided with a pressing surface facing the bearing surface;
the fixed end of the tension meter (7) is connected to the support (1), the measuring end of the tension meter is connected with the threaded sleeve (10), and the threaded sleeve (10) is in threaded fit connection with the pressure regulating screw (5);
and the dial indicator (8) is provided with a probe (12) along the sliding direction of the gland (4), and the top end of the probe (12) is in contact with the surface of the gland (4).
2. The device for measuring the compression force value of the elastic sealing ring according to claim 1, wherein a back plate (2) is fixedly connected to the back surface of the support (1), and the tension meter (7) is fixed on the back plate (2).
3. The device for measuring the compression force value of an elastic sealing ring according to claim 1, characterized in that the elastic sealing ring is an O-shaped rubber ring (6), and the O-shaped rubber ring (6) is suitable for being sleeved on the pressure regulating screw (5) between the bearing platform (3) and the gland (4).
4. The device for measuring the compression force of an elastic sealing ring according to claim 1, characterized in that the outer wall surface of the threaded sleeve (10) is adapted to be clamped by an open-end wrench.
5. The device for measuring the compression force value of the elastic sealing ring according to claim 4, wherein the outer wall surface of the screw sleeve (10) is provided with a limit plane, and the limit plane is parallel to the central line of the screw sleeve (10).
6. The device for measuring the compression force value of the elastic sealing ring according to claim 1, wherein the upper end of the pressure regulating screw (5) is provided with an inner hexagonal groove.
7. A device for measuring the compression force value of an elastic sealing ring according to claim 1, characterized in that the dial indicator (8) is removably fixed by means of a gauge stand (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921840525.0U CN211042939U (en) | 2019-10-29 | 2019-10-29 | Elastic sealing ring compression force value measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921840525.0U CN211042939U (en) | 2019-10-29 | 2019-10-29 | Elastic sealing ring compression force value measuring device |
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| Publication Number | Publication Date |
|---|---|
| CN211042939U true CN211042939U (en) | 2020-07-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921840525.0U Active CN211042939U (en) | 2019-10-29 | 2019-10-29 | Elastic sealing ring compression force value measuring device |
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| Country | Link |
|---|---|
| CN (1) | CN211042939U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110658061A (en) * | 2019-10-29 | 2020-01-07 | 四川九天真空科技有限公司 | Elastic sealing ring compression force value measuring device |
-
2019
- 2019-10-29 CN CN201921840525.0U patent/CN211042939U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110658061A (en) * | 2019-10-29 | 2020-01-07 | 四川九天真空科技有限公司 | Elastic sealing ring compression force value measuring device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210325 Address after: Room 820, 8th Floor, Building 1, 13 Guocheng Road, Shunqing District, Nanchong City, Sichuan Province Patentee after: Zhongke Jiuwei Technology Co.,Ltd. Address before: 637000 Duofu Industrial Park, Xichong County, Nanchong City, Sichuan Province Patentee before: SICHUAN JIUTIAN VACUUM TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CP03 | Change of name, title or address |
Address after: Room 820, 8th Floor, Building 1, 13 Guocheng Road, Shunqing District, Nanchong City, Sichuan Province Patentee after: Zhongke Jiuwei Technology Co.,Ltd. Country or region after: China Address before: Room 820, 8th Floor, Building 1, 13 Guocheng Road, Shunqing District, Nanchong City, Sichuan Province Patentee before: Zhongke Jiuwei Technology Co.,Ltd. Country or region before: China |
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| CP03 | Change of name, title or address |