CN204479247U - The bearing frock of bearing gas leakage checkout equipment - Google Patents
The bearing frock of bearing gas leakage checkout equipment Download PDFInfo
- Publication number
- CN204479247U CN204479247U CN201520200138.6U CN201520200138U CN204479247U CN 204479247 U CN204479247 U CN 204479247U CN 201520200138 U CN201520200138 U CN 201520200138U CN 204479247 U CN204479247 U CN 204479247U
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- China
- Prior art keywords
- bearing
- connection cover
- connecting cylinder
- middle connecting
- lower connection
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- 238000007789 sealing Methods 0.000 claims abstract description 23
- 238000001514 detection method Methods 0.000 claims abstract description 12
- 238000013022 venting Methods 0.000 claims abstract description 11
- 238000013461 design Methods 0.000 abstract description 5
- 230000003068 static effect Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
Abstract
The utility model relates to the bearing frock of a kind of bearing gas leakage checkout equipment, comprise the upper connection cover of band exhausr port, the lower connection cover of middle connecting cylinder and inlet, middle connecting cylinder two ends respectively with upper connection cover, lower connection cover sealing socket, and form sealing detection chamber, bearing assemble position is positioned at middle connecting cylinder, middle connecting cylinder top and upper connection cover form the chamber that leaks gas, middle connecting cylinder bottom and lower connection cover form venting cavity, be provided with in middle connecting cylinder and there is the ring seal be sealed and matched with bearing outer ring to be measured coordinate wall, mandrel installed by the bearing be provided with in lower connection cover for bearing inner race sealing suit to be measured, upper connection cover and lower connection cover are fixed on frock clamping platform, described middle connecting cylinder and upper connection cover rotatable engagement, middle connecting cylinder and lower connection cover rotatable engagement.Bearing work assembling structure of the present utility model is reasonable in design, easy to assembly, and the bearing gas leakage situation realized under dynamic, the static two states of bearing detects, and detects more reasonable reliable.
Description
Technical field
The utility model relates to checkout equipment technical field, is specifically related on bearing gas leakage checkout equipment, particularly bearing gas leakage checkout equipment for the hard-wired bearing frock of bearing.
Background technology
Along with bearing uses the more and more extensive of field, increasing equipment needs bearing to have good sealing property.As in automotive engine throttle: be used to control one controllable valve that air enters engine, after air enters draft tube and gasoline mixing, become burning mixture, participate in work by combustion.Air throttle is current
enginethe most important parts of system, his top is air cleaner, and bottom is engine cylinder-body, is
motor car enginethroat, so the requirement of modern society to air throttle is more and more higher, and be used in the bearing on air throttle, it required also more and more harsher.Use air throttle bearing, because it is close to engine cylinder-body, temperature is very high, so require that bearing has heat-resisting quantity, and by containing particulate and moisture in the air of air throttle, makes the sealing property that bearing requirements is higher.The sealing function of bearing prevents from entering impurity in bearing, prevents the grease inside bearing from flowing out, and under this special operation condition, also will prevent bearing from leaking gas and cause the gas entering engine cylinder-body insufficient.In order to ensure that bearing there will not be serious gas leak phenomenon, the producer of every air throttle all requires strict detection to the impermeability of bearing.Detect bearing impermeability, not merely detect bearing and whether leak gas, also will detect the concrete air leakage under regulation air pressure.
Existing bearing gas leakage checkout equipment, if the patent No. is open " sealing bearing leakage testing device " in 201420531508.X, the design of its bearing work assembling structure is unreasonable, after in bearing assemble to bearing frock, can only carry out gas leakage to the quiescent conditions of bearing to detect, and cannot simulate the actual condition under bearing rotary state, the gas leakage that namely cannot realize under bearing current intelligence detects, make Bearing testing unreasonable, detecting reliability is low.
Summary of the invention
For overcoming the deficiency that prior art exists, the purpose of this utility model is to provide a kind of reasonable in design, easy to assembly, and can realize the bearing frock of bearing rotation, realize the bearing gas leakage situation under dynamic, the static two states of detection bearing, detect more reasonable reliable.
For achieving the above object, the utility model provides following technical scheme: a kind of bearing frock of bearing gas leakage checkout equipment, include frock body, sealing detection chamber is provided with in frock body, sealing detection chamber comprises the bearing assemble position for bearing seal assembling to be measured, and warp beam takes up the gas leakage chamber that bearing to be measured in coordination separates, venting cavity, described frock body is provided with the exhausr port be communicated with the chamber that leaks gas, and the air intake opening to be communicated with venting cavity, it is characterized in that: described frock body includes connection cover, middle connecting cylinder and lower connection cover, middle connecting cylinder two ends respectively with upper connection cover, lower connection cover sealing socket, and form described sealing detection chamber, described exhausr port is located on connection cover, air intake opening is located on lower connection cover, described bearing assemble position is positioned at middle connecting cylinder, middle connecting cylinder top and upper connection cover form the chamber that leaks gas, middle connecting cylinder bottom and lower connection cover form venting cavity, be provided with in middle connecting cylinder and there is the ring seal be sealed and matched with bearing outer ring to be measured coordinate wall, mandrel installed by the bearing be provided with in lower connection cover for bearing inner race sealing suit to be measured, described upper connection cover and lower connection cover are fixed on frock clamping platform, described middle connecting cylinder and upper connection cover rotatable engagement, middle connecting cylinder and lower connection cover rotatable engagement.
By adopting technique scheme, bearing frock adopts three part assemblings to be formed, not only facilitate the processing of bearing frock, and it is convenient for assembly, middle connecting cylinder is rotatable, in the middle of rotating, connecting cylinder drives bearing operation to be measured, achieves the Operation Conditions of simulation bearing reality, thus can detect the bearing gas leakage situation under dynamic, the static two states of bearing.
The utility model is set to further: be provided with the assembling bench port for middle connecting cylinder assembling in described upper connection cover and lower connection cover, rotatable in the assembling bench port that middle connecting cylinder two ends are inserted into connection cover and lower connection cover respectively.Under this structural design, middle connecting cylinder adopts to be inserted in upper and lower connection cover and realizes socket, three's convenient and reliable assembly, and the outside axial walls length of upper and lower connection cover can corresponding guarantee size, facilitate the setting of the air intake opening on upper and lower connection cover, gas leakage mouth, and mounting pipe joint.
The utility model is set to further: described middle connecting cylinder inwall is provided with the ring-shaped bearing step supported for bearing outer ring to be measured, and corresponding described ring seal coordinates wall to comprise axial annular wall and circumferential annular wall.Ring-shaped bearing step is set in middle connecting cylinder, bearing to be measured and middle connecting cylinder assemble more solid and reliable, be sealed and matched more reliable, thus make middle connecting cylinder drive bearing rotary to be measured more reliable, bearing dynamically under bearing gas leakage situation detect more reliable.
The utility model is set to further: described upper connection cover and lower connection cover are provided with threaded hole.Employing said structure is arranged, and the assembling of upper and lower connection cover is more accurate and reliable, and disassembling operations is simple and convenient.
Below in conjunction with accompanying drawing, the utility model is further described.
Accompanying drawing explanation
Fig. 1 is the bearing work assembling structure schematic diagram of the utility model specific embodiment bearing gas leakage checkout equipment;
Fig. 2 is connecting cylinder structural representation in the middle of the utility model specific embodiment;
Fig. 3 is connection cover structural representation on the utility model specific embodiment;
Fig. 4 is connection cover structural representation under the utility model specific embodiment.
Embodiment
See accompanying drawing 1 ~ 4, a kind of bearing frock of bearing gas leakage checkout equipment disclosed in the utility model, for fixing bearing 4 to be measured, comprise frock body 1, sealing detection chamber is provided with in frock body 1, sealing detection chamber comprises the bearing assemble position 11 sealing assembling for bearing 4 to be measured, and warp beam takes up gas leakage chamber 12 that bearing to be measured in coordination 11 separates, venting cavity 13, described frock body 1 is provided with the exhausr port 14 be communicated with the chamber 12 that leaks gas and the air intake opening 15 be communicated with venting cavity 13, arranges corresponding gas-tpe fitting at exhausr port 14 and air intake opening 15, described frock body 1 includes connection cover 16, middle connecting cylinder 17 and lower connection cover 18, and middle connecting cylinder 17 two ends seal be socketed with upper connection cover 16, lower connection cover 18 respectively, and form described sealing detection chamber, for ensureing that upper connecting cylinder 17 is sealed and matched reliably with upper and lower connection cover 16,18, at upper connecting cylinder 17, O-ring seal is set with upper and lower connection cover 16,18 socket place, described exhausr port 14 is located on connection cover 16, air intake opening 15 is located on lower connection cover 18, described bearing assemble position 11 is positioned at middle connecting cylinder 17, middle connecting cylinder 17 top and upper connection cover 16 form the chamber 12 that leaks gas, middle connecting cylinder 17 bottom and lower connection cover 18 form venting cavity 13, be provided with in middle connecting cylinder 17 and there is the ring seal be sealed and matched with bearing 4 outer ring to be measured coordinate wall, mandrel 19 installed by the bearing be provided with in lower connection cover 18 for bearing 4 inner ring sealing suit to be measured, the inner ring of bearing 4 to be measured is sleeved on bearing and installs on mandrel 19, and formation is sealed and matched, the outer ring of bearing 4 to be measured coordinates wall to be sealed and matched with the ring seal of middle connecting cylinder 17, then from venting cavity 13 lead to gas leakage chamber 12 unique passage be namely bearing 4 to be measured.This bearing frock adopts three part assemblings to be formed, and not only facilitates the processing of bearing frock, and (comprising the installation to bearing to be measured) convenient for assembly; For ensure bearing to be measured assembling after seal reliable, inner ring and the bearing of bearing 4 to be measured are installed between mandrel 19, and all arrange rubber seal between the outer ring of bearing to be measured 4 and middle connecting cylinder 17.And, described middle connecting cylinder 17 and upper connection cover 16 rotatable engagement, middle connecting cylinder 17 and lower connection cover 18 rotatable engagement, namely after in the middle of, connecting cylinder 17 and upper and lower connection cover 16,18 are socketed, middle connecting cylinder 17 still can rotate, thus drive bearing operation to be measured through middle connecting cylinder 17, achieve the Operation Conditions of simulation bearing reality, thus the bearing gas leakage situation under dynamic, the static two states of bearing can be detected.
Reliable for ensureing the assembling of bearing to be measured and middle connecting cylinder, be provided with the ring-shaped bearing step 171 supported for bearing 4 outer ring to be measured at described middle connecting cylinder 17 inwall, corresponding described ring seal coordinates wall to comprise axial annular wall 172 and circumferential annular wall 173.Ring-shaped bearing step is set in middle connecting cylinder, bearing to be measured and middle connecting cylinder assemble more solid and reliable, be sealed and matched more reliable, thus make middle connecting cylinder drive bearing rotary to be measured more reliable, bearing dynamically under bearing gas leakage situation detect more reliable.
After making middle connecting cylinder and the assembling of upper and lower connection cover, sealing property is reliable and rotation process is reliable, the assembling bench port 162,182 assembled for middle connecting cylinder 17 is provided with in described upper connection cover 16 and lower connection cover 18, rotatable in the assembling bench port 162,182 that middle connecting cylinder 17 two ends are inserted into connection cover 16 and lower connection cover 18 respectively.Under this structural design, middle connecting cylinder adopts to be inserted in upper and lower connection cover and realizes socket, three's convenient and reliable assembly, and the outside axial walls length of upper and lower connection cover can corresponding guarantee size, facilitate the setting of the air intake opening on upper and lower connection cover, gas leakage mouth, and mounting pipe joint.Usually in the assembling bench port of upper and lower connection cover, be provided with rubber seal, ensure to be sealed and matched between intermediate seal cylinder and upper and lower connection cover.
For convenience of the location and installation of upper and lower connection cover, upper and lower connection cover 16,18 is provided with threaded hole 161,181, is realized location and the assembling of upper and lower connection cover by threaded hole, and the assembling of upper and lower connection cover is more accurate and reliable, and disassembling operations is simple and convenient.
Claims (5)
1. the bearing frock of a bearing gas leakage checkout equipment, include frock body, sealing detection chamber is provided with in frock body, sealing detection chamber comprises the bearing assemble position for bearing seal assembling to be measured, and warp beam takes up the gas leakage chamber that bearing to be measured in coordination separates, venting cavity, described frock body is provided with the exhausr port be communicated with the chamber that leaks gas, and the air intake opening to be communicated with venting cavity, it is characterized in that: described frock body includes connection cover, middle connecting cylinder and lower connection cover, middle connecting cylinder two ends respectively with upper connection cover, lower connection cover sealing socket, and form described sealing detection chamber, described exhausr port is located on connection cover, air intake opening is located on lower connection cover, described bearing assemble position is positioned at middle connecting cylinder, middle connecting cylinder top and upper connection cover form the chamber that leaks gas, middle connecting cylinder bottom and lower connection cover form venting cavity, be provided with in middle connecting cylinder and there is the ring seal be sealed and matched with bearing outer ring to be measured coordinate wall, mandrel installed by the bearing be provided with in lower connection cover for bearing inner race sealing suit to be measured, described upper connection cover and lower connection cover are fixed on frock clamping platform, described middle connecting cylinder and upper connection cover rotatable engagement, middle connecting cylinder and lower connection cover rotatable engagement.
2. according to claim 1 bearing gas leakage checkout equipment bearing frock, it is characterized in that: in described upper connection cover and lower connection cover, be provided with the assembling bench port for middle connecting cylinder assembling, rotatable in the assembling bench port that middle connecting cylinder two ends are inserted into connection cover and lower connection cover respectively.
3. according to claim 1 or 2 bearing gas leakage checkout equipment bearing frock, it is characterized in that: described middle connecting cylinder inwall is provided with the ring-shaped bearing step supported for bearing outer ring to be measured, corresponding described ring seal coordinates wall to comprise axial annular wall and circumferential annular wall.
4. according to claim 1 or 2 bearing gas leakage checkout equipment bearing frock, it is characterized in that: described upper connection cover and lower connection cover are provided with threaded hole.
5. according to claim 3 bearing gas leakage checkout equipment bearing frock, it is characterized in that: described upper connection cover and lower connection cover are provided with threaded hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520200138.6U CN204479247U (en) | 2015-04-03 | 2015-04-03 | The bearing frock of bearing gas leakage checkout equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520200138.6U CN204479247U (en) | 2015-04-03 | 2015-04-03 | The bearing frock of bearing gas leakage checkout equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204479247U true CN204479247U (en) | 2015-07-15 |
Family
ID=53635035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520200138.6U Expired - Fee Related CN204479247U (en) | 2015-04-03 | 2015-04-03 | The bearing frock of bearing gas leakage checkout equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204479247U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106052972A (en) * | 2016-07-19 | 2016-10-26 | 宁波慈兴精密传动科技有限公司 | Bearing air leakage detection tool and bearing air leakage detection device comprising same |
| CN109506853A (en) * | 2018-12-27 | 2019-03-22 | 盐城工学院 | A kind of automobile bearing sealing ring air-tightness detection device |
| CN109506852A (en) * | 2018-12-27 | 2019-03-22 | 盐城工学院 | A kind of automobile bearing sealing ring air-tightness detection method |
-
2015
- 2015-04-03 CN CN201520200138.6U patent/CN204479247U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106052972A (en) * | 2016-07-19 | 2016-10-26 | 宁波慈兴精密传动科技有限公司 | Bearing air leakage detection tool and bearing air leakage detection device comprising same |
| CN109506853A (en) * | 2018-12-27 | 2019-03-22 | 盐城工学院 | A kind of automobile bearing sealing ring air-tightness detection device |
| CN109506852A (en) * | 2018-12-27 | 2019-03-22 | 盐城工学院 | A kind of automobile bearing sealing ring air-tightness detection method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 16 No. 325000 Yong Jiang Road, hi tech Industrial Development Zone, Zhejiang, Wenzhou, China Patentee after: C&U Co.,Ltd. Address before: 16 No. 325000 Yong Jiang Road, hi tech Industrial Development Zone, Zhejiang, Wenzhou, China Patentee before: C & U Group Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150715 |