CN220187943U - Bearing air tightness test device - Google Patents
Bearing air tightness test device Download PDFInfo
- Publication number
- CN220187943U CN220187943U CN202321412992.XU CN202321412992U CN220187943U CN 220187943 U CN220187943 U CN 220187943U CN 202321412992 U CN202321412992 U CN 202321412992U CN 220187943 U CN220187943 U CN 220187943U
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- CN
- China
- Prior art keywords
- cabinet body
- connecting port
- bearing
- base
- upper cover
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- 238000012360 testing method Methods 0.000 title claims abstract description 38
- 238000001514 detection method Methods 0.000 claims abstract description 7
- 238000007654 immersion Methods 0.000 claims abstract description 3
- 238000007789 sealing Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 description 14
- 125000006850 spacer group Chemical group 0.000 description 4
- 238000005086 pumping Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Examining Or Testing Airtightness (AREA)
Abstract
The utility model discloses a bearing airtight test device which comprises an upper cabinet body and a lower cabinet body, wherein the upper cabinet body is connected with the lower cabinet body, a cabinet door is arranged on the upper cabinet body, a test barrel for immersion test is arranged in the upper cabinet body, a positioning piece for installing a bearing to be tested is arranged in the test barrel, the positioning piece comprises a base and an upper cover, a mounting groove is formed in the base, a containing groove for containing the bearing to be tested is formed in the base and/or the upper cover, the base is detachably and fixedly connected with the upper cover, a first connecting port is formed in the base, a second connecting port is formed in the upper cover, the first connecting port and the second connecting port are arranged in a staggered mode, and an air pump is arranged in the lower cabinet body and connected with the first connecting port or the second connecting port through an air inlet pipe. The air tightness detection device is simple in structure, can effectively detect the air tightness of the bearing, is convenient to operate, and has a good detection effect.
Description
Technical Field
The utility model relates to the field of bearing test tools, in particular to a novel bearing air tightness test device.
Background
Along with the development of society, different use requirements are made on the performance of the bearing in different industries, and at present, some clients have requirements on the air tightness of the bearing, wherein the air tightness refers to the shielding degree of a sealing ring on the bearing on a roller path, so that the leakage of grease generated in the use process of the bearing is avoided, but the air tightness detection efficiency of the bearing is low, the operation is more complicated, and the popularization of products is not facilitated.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the bearing air tightness test device which has a simple structure, can effectively detect the bearing air tightness, is convenient to operate and has a good detection effect.
In order to achieve the above purpose, the utility model provides a bearing airtight test device, which comprises an upper cabinet body and a lower cabinet body, wherein the upper cabinet body is connected with the lower cabinet body, a cabinet door is arranged on the upper cabinet body, a test barrel for immersion test is arranged in the upper cabinet body, a positioning piece for installing a bearing to be tested is arranged in the test barrel, the positioning piece comprises a base and an upper cover, a mounting groove is arranged on the base, a containing groove for containing the bearing to be tested is arranged on the base and/or the upper cover, the base is detachably and fixedly connected with the upper cover, a first connecting port is arranged on the base, a second connecting port is arranged on the upper cover, the first connecting port and the second connecting port are arranged in a staggered mode, and an air pump is arranged in the lower cabinet body and is connected with the first connecting port or the second connecting port through an air inlet pipe.
The beneficial effect that sets up like this is, adopt above-mentioned scheme, will await measuring the bearing and install on the setting element, it is fixed to realize pressing from both sides tightly through base and upper cover, and submerge the setting element, simultaneously with air inlet connection on one of them connector, thereby realize gaseous pumping, if the bearing gas tightness is good, gas can not emerge from another connector, if the gas tightness is not enough, gas can emerge from another connector, thereby form the bubble in the water, be convenient for observe and judge, this kind of simple structure, the simple operation has good result of use.
As a further arrangement of the utility model, the first connecting port and the second connecting port are respectively in threaded fit with a fastening nut, the inner holes of the fastening nuts are arranged in conical holes, and the inner walls of the first connecting port and the second connecting port are respectively provided with a sealing ring.
The beneficial effect that sets up like this is, adopts above-mentioned scheme, can realize the clamp of first connector and second connector through the bell mouth to the realization is to the fastening of intake pipe, avoids not hard up, guarantees test effect, and simple structure does benefit to the realization simultaneously, has good result of use.
As a further arrangement of the utility model, a spacer is provided in the mounting groove, the spacer being made of a rubber material.
The beneficial effects of setting like this are, adopt above-mentioned scheme, avoid the bearing inner and outer race border that awaits measuring and upper cover or base's contact surface between produce the clearance, guarantee the reliability of testing result, simple structure does benefit to the realization simultaneously.
As a further arrangement of the utility model, the base and the upper cover are fixedly connected through bolts.
The beneficial effects of setting like this are, adopt above-mentioned scheme, connect closely reliably, have good result of use.
As a further arrangement of the utility model, the upper cabinet body is internally provided with the connecting column, the connecting column extends into the test barrel, the upper cover is provided with the mounting opening for being connected with the connecting column, the upper cabinet body is internally provided with the driving cylinder, and the output end of the cylinder is connected with the hammer body for knocking the connecting column.
The beneficial effect that sets up like this is, adopts above-mentioned scheme, can transmit the vibration of hammer block through the spliced pole to simulate vibration scene, further increase scene suitability, guarantee to detect the structure, simple structure does benefit to the realization simultaneously, has good result of use.
As a further arrangement of the utility model, the cabinet door is provided with a closed groove along the circumferential direction, and a rubber ring is arranged in the closed groove.
The beneficial effects that set up like this are, adopt above-mentioned scheme, improve the sealed effect between cabinet door and the last cabinet body, guarantee the gas tightness of the last cabinet body, simple structure does benefit to the realization simultaneously, has good result of use.
As a further arrangement of the utility model, the upper cabinet body is also provided with a pressure detection meter for detecting the pressure value in the upper cabinet body.
The beneficial effect of setting like this is, adopts above-mentioned scheme, is convenient for survey the concrete numerical value of sealing environment, satisfies special test demand, guarantees the accuracy of test.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present utility model;
FIG. 2 is a schematic cross-sectional view of an embodiment of the present utility model;
fig. 3 is a schematic structural view of a positioning member according to an embodiment of the utility model.
Detailed Description
A first embodiment of a bearing air tightness test apparatus according to the present utility model is shown in fig. 1 to 3: including last cabinet body 1 and lower cabinet body 2, it is connected with lower cabinet body 2 to go up cabinet body 1, be provided with the cabinet door on going up cabinet body 1, be provided with the test barrel 3 that is used for the submergence test in going up cabinet body 1, be provided with the setting element that is used for installing the bearing that awaits measuring in the test barrel 3, the setting element includes base 41 and upper cover 42, be provided with the mounting groove on the base 41, be provided with the storage tank that is used for the holding bearing that awaits measuring on base 41 and/or the upper cover 42, base 41 and upper cover 42 detachable fixed connection, be provided with first connector on the base 41, be provided with second connector 44 on the upper cover 42, first connector and second connector 44 dislocation set, be provided with air pump 21 in the lower cabinet body 2, air pump 21 is connected with first connector or second connector 44 through the intake pipe. The beneficial effect that sets up like this is, adopt above-mentioned scheme, will await measuring the bearing and install on the setting element, it is fixed to realize through the clamp of base 41 and upper cover 42 to submerge the setting element, simultaneously with the intake pipe connection on one of them connector, thereby realize the pumping of gas, if the bearing gas tightness is good, gas can not emerge from another connector, if the gas tightness is not enough, gas can emerge from another connector, thereby form the bubble in the water, be convenient for observe and judge, this kind of simple structure, the simple operation has good result of use.
As a further arrangement of this embodiment, the first connection port and the second connection port 44 are respectively screwed with a fastening nut 45, an inner hole of the fastening nut 45 is a tapered hole, and inner walls of the first connection port and the second connection port 44 are respectively provided with a sealing ring. The beneficial effect that sets up like this is, adopts above-mentioned scheme, can realize the clamp of first connector and second connector 44 through the bell mouth to the realization is to the fastening of intake pipe, avoids not hard up, guarantees the test effect, and simple structure does benefit to the realization simultaneously, has good result of use.
As a further arrangement of this embodiment, a spacer is provided in the mounting groove, the spacer being made of a rubber material. The beneficial effects of setting like this are, adopt above-mentioned scheme, avoid the bearing inner and outer race border that awaits measuring and the contact surface of upper cover 42 or base 41 between produce the clearance, guarantee the reliability of testing result, simple structure does benefit to the realization simultaneously.
As a further arrangement of the present embodiment, the base 41 and the upper cover 42 are fixedly connected by bolts. The beneficial effects of setting like this are, adopt above-mentioned scheme, connect closely reliably, have good result of use.
As a further arrangement of this embodiment, the upper cabinet body 1 is provided with a connecting column 5, the connecting column 5 extends into the test barrel 3, the upper cover 42 is provided with an installation opening for connecting with the connecting column 5, the upper cabinet body 1 is provided with a driving cylinder 7, and the output end of the cylinder is connected with a hammer 71 for knocking the connecting column 5. The beneficial effect of setting like this is, adopts above-mentioned scheme, can transmit the vibration of hammer block 71 through spliced pole 5 to simulate vibration scene, further increase scene suitability, guarantee detection structure, simple structure does benefit to the realization simultaneously, has good result of use.
As a further arrangement of this embodiment, the cabinet door is provided with a closed groove along the circumferential direction, and a rubber ring is provided in the closed groove. The beneficial effects that set up like this are, adopt above-mentioned scheme, improve the sealed effect between cabinet door and the last cabinet body 1, guarantee the gas tightness of the last cabinet body 1, simple structure does benefit to the realization simultaneously, has good result of use.
As a further arrangement of this embodiment, the upper cabinet 1 is further provided with a pressure detecting gauge 6 for detecting the pressure value in the upper cabinet 1. The beneficial effect of setting like this is, adopts above-mentioned scheme, is convenient for survey the concrete numerical value of sealing environment, satisfies special test demand, guarantees the accuracy of test.
The above examples are only one of the preferred embodiments of the present utility model, and the ordinary changes and substitutions made by those skilled in the art within the scope of the technical solution of the present utility model are included in the scope of the present utility model.
Claims (7)
1. The utility model provides a bearing gas tightness test device, includes the cabinet body and lower cabinet body, go up the cabinet body and be connected its characterized in that with lower cabinet body: the upper cabinet body is provided with a cabinet door, a test barrel for immersion test is arranged in the upper cabinet body, a positioning piece for installing a bearing to be tested is arranged in the test barrel, the positioning piece comprises a base and an upper cover, the base is provided with a mounting groove, the base and/or the upper cover is provided with a containing groove for containing the bearing to be tested, the base is fixedly connected with the upper cover in a detachable mode, the base is provided with a first connecting port, the upper cover is provided with a second connecting port, the first connecting port and the second connecting port are arranged in a staggered mode, and an air pump is arranged in the lower cabinet body and connected with the first connecting port or the second connecting port through an air inlet pipe.
2. The bearing air tightness test device according to claim 1, wherein: the first connecting port and the second connecting port are respectively in threaded fit with a fastening nut, an inner hole of the fastening nut is in conical hole arrangement, and sealing rings are respectively arranged on the inner walls of the first connecting port and the second connecting port.
3. The bearing air tightness test device according to claim 1 or 2, wherein: a gasket is arranged in the mounting groove and made of rubber materials.
4. A bearing air tightness test device according to claim 3, wherein: the base is fixedly connected with the upper cover through bolts.
5. A bearing air tightness test device according to claim 3, wherein: the upper cabinet body is internally provided with a connecting column, the connecting column extends into the test barrel, the upper cover is provided with a mounting port for being connected with the connecting column, the upper cabinet body is internally provided with a driving cylinder, and the output end of the cylinder is connected with a hammer body for knocking the connecting column.
6. The bearing air tightness test device according to claim 1, wherein: the cabinet door is provided with a closed groove along the circumferential direction, and a rubber ring is arranged in the closed groove.
7. The bearing air tightness test device according to claim 6, wherein: the upper cabinet body is also provided with a pressure detection meter for detecting the pressure value in the upper cabinet body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321412992.XU CN220187943U (en) | 2023-06-05 | 2023-06-05 | Bearing air tightness test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321412992.XU CN220187943U (en) | 2023-06-05 | 2023-06-05 | Bearing air tightness test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220187943U true CN220187943U (en) | 2023-12-15 |
Family
ID=89110659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321412992.XU Active CN220187943U (en) | 2023-06-05 | 2023-06-05 | Bearing air tightness test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220187943U (en) |
-
2023
- 2023-06-05 CN CN202321412992.XU patent/CN220187943U/en active Active
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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: 20240521 Address after: 325000 Binhai five road 515, Wenzhou economic and Technological Development Zone, Zhejiang Patentee after: C&U Co.,Ltd. Country or region after: China Patentee after: SHANGHAI C&U GROUP Co.,Ltd. Patentee after: SHANGHAI C&U DOUBLE ROW BEARING Co.,Ltd. Address before: 325000 No. five Binhai Road, Wenzhou economic and Technological Development Zone, Wenzhou, Zhejiang, 515 Patentee before: C&U Co.,Ltd. Country or region before: China Patentee before: SHANGHAI C&U GROUP Co.,Ltd. |