CN203962761U - A kind of bell jar - Google Patents
A kind of bell jar Download PDFInfo
- Publication number
- CN203962761U CN203962761U CN201420400947.7U CN201420400947U CN203962761U CN 203962761 U CN203962761 U CN 203962761U CN 201420400947 U CN201420400947 U CN 201420400947U CN 203962761 U CN203962761 U CN 203962761U
- Authority
- CN
- China
- Prior art keywords
- slide block
- bell jar
- base
- dovetail
- locating bump
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of bell jar, comprise bell jar body, described bell jar body comprises bell jar base, semiorbicular the first slide block and semiorbicular the second slide block, described the first slide block is equipped with dovetail projection with the one side of the relative bell jar base of the second slide block, described bell jar base is provided with dovetail chute suitable with described dovetail projection shape and that vertical direction is offered, described dovetail projection is located in dovetail chute, described the first slide block and the second slide block are provided with the fixing part for fixing the first slide block and the second slide block, known according to said structure, control the openings of sizes of bell jar by slide the first slide block and the second slide block, realize the retainer being arranged in bell jar, steel ball and star-wheel easy disassembly.
Description
Technical field
The utility model relates to a kind of bell jar, and more particularly, it relates to a kind of bell jar being used on ball cage.
Background technique
Along with the development of economic level, automobile also spreads in the middle of every household gradually, the user demand of auto parts machinery is also increasing, ball cage is the vitals in car drivetrain system, its effect is that the power of motor is delivered to two front wheels from speed changer, driving car is run at high speed, ball cage is in six windows of a retainer between star sleeve and outer race by steel ball fixed placement, steel ball just respectively has the position of half in star sleeve and outer race, once carry out to determine the effect angle with universal joint, smooth surface treatment makes helical gear of motor image of universal joint the same, steel ball promotes respectively the alley in star sleeve and the outer race at place separately, the power that motor is provided is transmitted.
But, when ball cage damage needs dismounting or in the time that ball cage is installed, conventionally comparatively bother, sometimes while getting stuck, can use adze-eye hammer goes rattle balls cage to carry out dismounting, in the time of operator's misoperation, even can there is violence operation and cause bell jar and the destroyed phenomenon of star-wheel, retainer and steel ball structure of cooperation with it.
Model utility content
The deficiency existing for prior art, the purpose of this utility model is to provide a kind of bell jar, and it can effectively solve the problem of ball cage dismounting inconvenience of the prior art.
For achieving the above object, the utility model provides following technological scheme: a kind of bell jar, comprise bell jar body, described bell jar body comprises bell jar base, semiorbicular the first slide block and semiorbicular the second slide block, described the first slide block is equipped with dovetail projection with the one side of the relative bell jar base of the second slide block, described bell jar base is provided with dovetail chute suitable with described dovetail projection shape and that vertical direction is offered, described dovetail projection is located in dovetail chute, described the first slide block and the second slide block are provided with the fixing part for fixing the first slide block and the second slide block.
By adopting technique scheme, dovetail projection on the first slide block and the second slide block all can spacing vertical dovetail chute on bell jar base in, and be also provided with the fixing part for fixing the first slide block and the second slide block, so bell jar can be controlled bell jar openings of sizes according to the slippage of the first slide block and the second slide block, can control the fixing and locking of the first slide block and the second slide block and loosen according to fixing part, the packing into and take out of convenient steel ball, retainer and the star-wheel coordinating with bell jar.
The utility model is further set to: described fixing part comprises locating bump, positioning groove and lock screw, described lock screw is supporting nut, described locating bump is located on the two ends cross section of the first slide block, described positioning groove is located on the cross section at two ends of the second slide block corresponding with locating bump, described locating bump can be worn and penetrate in positioning groove, the side of described locating bump and positioning groove is equipped with the corresponding through hole in position, and described through hole can pass lock screw.
By adopting technique scheme, the first slide block and the fine positioning of the second slide block in the time that slippage fastens are ensured by locating bump and positioning groove, realize the position fine positioning except the guide-localization of dovetail chute, by through hole being set in the side of locating bump and positioning groove, come locking and positioning projection and positioning groove by lock screw again, realized the fixing and locking of the first slide block and the second slide block.
The utility model is further set to: the described bell jar base upper and lower end face corresponding with described the first slide block and the second slide position is provided with two buckling grooves that fan is annular, described buckling groove is connected with the binding block of the fan annular suitable with described buckling groove shape, the both ends of the surface of described binding block offset and close with the outlet end that is arranged on the dovetail chute on bell jar base, described binding block is provided with counterbore, the end face of described buckling groove is provided with the screw thread lockhole corresponding with described counterbore position, and described counterbore is connected by sunk screw with screw thread lockhole.
By adopting technique scheme, when the first slide block and the second slide block are in sliding process, the first slide block and the second slide block are in the time of slippage, can be limited their skidding distance and can not skid off bell jar base by the both ends of the surface of the annular binding block of fan, in the time regulating bell jar openings of sizes, stability and safety more; By being arranged on the screw thread lockhole on counterbore and the buckling groove on binding block, while realizing the fixing and locking of binding block by sunk screw, can there is not lock screw and the first slide block and the interference of the second slide block in moving direction.
The utility model is further set to: the dovetail projection in the one side of the relative shape cover of described the first slide block clock base, be set to symmetrical two, and the dovetail projection in the one side of the relative shape cover of described the second slide block base, is set to symmetrical two.
By adopt technique scheme, in the one side of the first slide block and the relative bell jar base of the second slide block, be all provided with symmetrical two dovetail projections, make the first slide block and the second slide block slide time stressed more even, slide more steady.
Compared with prior art, the utility model has the advantage of: solve bell jar in ball cage of the prior art in the problem that packs and remove star-wheel, retainer and steel ball inconvenience into, the violence operation of having avoided operator to cause due to misoperation causes bell jar and the destroyed phenomenon of star-wheel, retainer and steel ball structure of cooperation with it.
Brief description of the drawings
Fig. 1 is the decomposing schematic representation of a kind of bell jar of the utility model embodiment;
Fig. 2 is the locking state figure of a kind of bell jar of the utility model embodiment;
Fig. 3 is the open configuration figure of a kind of bell jar of the utility model embodiment.
In figure, 1, bell jar base; 11, dovetail chute; 12, buckling groove; 121, screw thread lockhole; 2, the first slide block; 21, locating bump; 3, the second slide block; 31, positioning groove; 4, binding block; 41, counterbore; 5, sunk screw; 6, dovetail projection; 7, lock screw; 8, nut; 9, steel ball; 10, retainer; 20, star-wheel.
Embodiment
Referring to figs. 1 through Fig. 3, the embodiment of a kind of bell jar of the utility model is described in further details.
Referring to figs. 1 through Fig. 3, comprise bell jar body, described bell jar body comprises bell jar base 1, semiorbicular the first slide block 2 and semiorbicular the second slide block 3, described the first slide block 2 is equipped with dovetail projection 6 with the one side of the relative bell jar base 1 of the second slide block 3, described bell jar base 1 is provided with dovetail chute 11 suitable with described dovetail projection 6 shapes and that vertical direction is offered, described dovetail projection 6 is located in dovetail chute 11, described bell jar base 1 upper and lower end face corresponding with described the first slide block 2 and the second slide block 3 positions is provided with two buckling grooves 12 that fan is annular, described buckling groove 12 is connected with the binding block 4 of the fan annular suitable with described buckling groove 12 shapes, the both ends of the surface of described binding block 4 offset and close with the outlet end that is arranged on the dovetail chute 11 on bell jar base 1, described binding block 4 is provided with counterbore 41, the end face of described buckling groove 12 is provided with the screw thread lockhole 121 corresponding with described counterbore 41 positions, described counterbore 41 is connected by sunk screw 5 with screw thread lockhole 121, described the first slide block 2 and the second slide block 3 are provided with the fixing part for fixing the first slide block 2 and the second slide block 3, described fixing part comprises locating bump 21, positioning groove 31 and lock screw 7, described lock screw 7 is supporting nut 8, described locating bump 21 is located on the two ends cross section of the first slide block 2, described positioning groove 31 is located on the cross section at two ends of the second slide block 3 corresponding with locating bump 21, described locating bump 21 can be worn and penetrate in positioning groove 31, described locating bump 21 is equipped with the corresponding through hole in position with the side of positioning groove 31, described through hole can pass lock screw 7.
In bell jar, be provided with star-wheel 20, between bell jar and star-wheel 20, be also provided with steel ball 9, in order to keep steel ball 9 to embed position in overall alley, between bell jar and star-wheel 20, be also provided with retainer 10.
According to said structure, when needs are by star-wheel 20, when retainer 10 and steel ball 9 pack in bell jar, can first be about to star-wheel 20, retainer 10 and steel ball 9 are assembled as a whole outside bell jar, slippage the first slide block 2 and the second slide block 3 make bell jar opening become large, now can be by star-wheel 20, together with the entirety that retainer 10 is assembled into steel ball 9, put into bell jar, afterwards sliding the first slide block 2 and the second slide block 3 makes the openings get smaller of bell jar and by the star-wheel 20 being arranged in bell jar, retainer 10 and steel ball 9 are completely spacing firmly, afterwards by lock screw 7, the locating bump 21 of the first slide block 2 and positioning groove 31 fixing and lockings of the second slide block 3 will be arranged on, when needs by star-wheel 20, retainer 10 and steel ball 9 when taking out in bell jar, first unclamp lock screw 7, remove the fixing and locking state of locating bump 21 and positioning groove 31, slippage the first slide block 2 and the second slide block 3, make the opening of bell jar become large, now can easily star-wheel 20, retainer 10 and steel ball 9 be taken out in bell jar.
Further, for make the first slide block 2 and the second slide block 3 slide time stressed more even, slide more steady, will in the one side of the first slide block 2 and the relative bell jar base 1 of the second slide block 3, symmetrical two dovetail projections 6 be all set.
The above is only preferred implementation of the present utility model, and protection domain of the present utility model is also not only confined to above-described embodiment, and all technological schemes belonging under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, in the some improvements and modifications that do not depart under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (4)
1. a bell jar, comprise bell jar body, it is characterized in that, described bell jar body comprises bell jar base, semiorbicular the first slide block and semiorbicular the second slide block, described the first slide block is equipped with dovetail projection with the one side of the relative bell jar base of the second slide block, described bell jar base is provided with dovetail chute suitable with described dovetail projection shape and that vertical direction is offered, described dovetail projection is located in dovetail chute, and described the first slide block and the second slide block are provided with the fixing part for fixing the first slide block and the second slide block.
2. a kind of bell jar according to claim 1, it is characterized in that, described fixing part comprises locating bump, positioning groove and lock screw, described lock screw is supporting nut, described locating bump is located on the two ends cross section of the first slide block, described positioning groove is located on the cross section at two ends of the second slide block corresponding with locating bump, described locating bump is worn and is penetrated in positioning groove, the side of described locating bump and positioning groove is equipped with the corresponding through hole in position, and described through hole is through lock screw.
3. a kind of bell jar according to claim 1, it is characterized in that, the described bell jar base upper and lower end face corresponding with described the first slide block and the second slide position is provided with two buckling grooves that fan is annular, described buckling groove is connected with the binding block of the fan annular suitable with described buckling groove shape, the both ends of the surface of described binding block offset and close with the outlet end that is arranged on the dovetail chute on bell jar base, described binding block is provided with counterbore, the end face of described buckling groove is provided with the screw thread lockhole corresponding with described counterbore position, described counterbore is connected by sunk screw with screw thread lockhole.
4. a kind of bell jar according to claim 1, it is characterized in that, the dovetail projection in the one side of the relative shape cover of described the first slide block clock base, is set to symmetrical two, dovetail projection in the one side of the relative shape cover of described the second slide block base, is set to symmetrical two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420400947.7U CN203962761U (en) | 2014-08-20 | 2014-08-20 | A kind of bell jar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420400947.7U CN203962761U (en) | 2014-08-20 | 2014-08-20 | A kind of bell jar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203962761U true CN203962761U (en) | 2014-11-26 |
Family
ID=51923348
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420400947.7U Expired - Fee Related CN203962761U (en) | 2014-08-20 | 2014-08-20 | A kind of bell jar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203962761U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107116333A (en) * | 2017-06-21 | 2017-09-01 | 中南大学 | Coaxial type opto-electronic device couples angular adjustment apparatus and welding system |
| CN110213698A (en) * | 2019-04-12 | 2019-09-06 | 温州戴立汽车电器有限公司 | A kind of waterproof speaker |
-
2014
- 2014-08-20 CN CN201420400947.7U patent/CN203962761U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107116333A (en) * | 2017-06-21 | 2017-09-01 | 中南大学 | Coaxial type opto-electronic device couples angular adjustment apparatus and welding system |
| CN107116333B (en) * | 2017-06-21 | 2023-05-16 | 中南大学 | Coaxial type optoelectronic device coupling angle adjusting device and welding system |
| CN110213698A (en) * | 2019-04-12 | 2019-09-06 | 温州戴立汽车电器有限公司 | A kind of waterproof speaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Clock-shaped cover Effective date of registration: 20181206 Granted publication date: 20141126 Pledgee: Hangzhou hi tech Company limited by guarantee Pledgor: HANGZHOU DAIHONG MACHINERY CO., LTD. Registration number: 2018330000442 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141126 Termination date: 20190820 |