CN204664412U - The vacuum stirring system transitions rotary seat of vacuum mixer - Google Patents
The vacuum stirring system transitions rotary seat of vacuum mixer Download PDFInfo
- Publication number
- CN204664412U CN204664412U CN201520239108.6U CN201520239108U CN204664412U CN 204664412 U CN204664412 U CN 204664412U CN 201520239108 U CN201520239108 U CN 201520239108U CN 204664412 U CN204664412 U CN 204664412U
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- bearing
- vacuum
- running shaft
- upper bearing
- belt pulley
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Abstract
The utility model discloses a kind of vacuum stirring system transitions rotary seat of vacuum mixer, comprise running shaft, bearing support and be fixed on the stirring belt pulley of running shaft; Be tightly connected between described running shaft and bearing support; The vacuum stirring system transitions rotary seat of vacuum mixer of the present utility model, is tightly connected between running shaft and bearing support, avoids bearing place to leak gas, guarantees the sealing of vacuum mixer.
Description
Technical field
The utility model relates to rotary seat, particularly relates to a kind of vacuum stirring system transitions rotary seat of vacuum mixer.
Background technique
Due to the vacuum stirring system transitions rotary seat of the vacuum mixer of existing structure, running shaft is contained on bearing support, upper and lower single-row radial ball bearing axially locating is also fixing, stir the upper end that belt pulley is contained in running shaft, this structure can be leaked gas from upper and lower single-row radial ball bearing when vacuum mixer runs, affect the sealing of vacuum mixer, impact meets the degree of vacuum under process conditions.
Model utility content
In view of this, the purpose of this utility model is to provide a kind of vacuum stirring system transitions rotary seat of vacuum mixer, avoids bearing place to leak gas, guarantees the sealing of vacuum mixer.
The vacuum stirring system transitions rotary seat of vacuum mixer of the present utility model, comprises running shaft, bearing support and is fixed on the stirring belt pulley of running shaft; Be tightly connected between described running shaft and bearing support;
Further, sealed by seal ring between described running shaft and bearing support;
Further, described bearing support comprises upper bearing bracket and step; Described stirring belt pulley is fixedly installed in running shaft by belt pulley fitting seat, and belt pulley fitting seat is rotationally connected with upper bearing bracket by upper bearing (metal); Running shaft is rotationally connected with step by lower bearing; Upper bearing (metal) is fixed on the upper end of upper bearing bracket by belt pulley fitting seat axial compression, and lower bearing is fixed on the upper end of step by upper bearing bracket axial compression;
Further, described seal ring comprises the upper seal ring be installed on the downside of upper bearing (metal); Packing holder is provided with between described upper seal ring and upper bearing bracket, be provided with between packing holder and upper bearing (metal) for packing holder axial compression to be fixed on the positioning ring that upper seal ring is axially positioned on packing holder by upper bearing bracket simultaneously, described positioning ring is compressed by upper bearing (metal);
Further, described seal ring also comprises the lower seal being installed on step lower end; Described lower seal is axially positioned on the lower end of step by sealing gland;
Further, described upper bearing (metal) and lower bearing are single-row centripetal bearing, all coordinated by step surface and be used for carrying out axially locating to running shaft and belt pulley fitting seat between described belt pulley fitting seat and the upper-end surface of upper bearing (metal) and between running shaft and the lower end surface of lower bearing.
The beneficial effects of the utility model are: the vacuum stirring system transitions rotary seat of vacuum mixer of the present utility model, is tightly connected between running shaft and bearing support, avoids bearing place to leak gas, guarantees the sealing of vacuum mixer.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Fig. 1 is structural representation of the present utility model, as shown in the figure: the vacuum stirring system transitions rotary seat of the vacuum mixer of the present embodiment, comprises running shaft 1, bearing support and is fixed on the stirring belt pulley 2 of running shaft 1; Be tightly connected between described running shaft 1 and bearing support.
In the present embodiment, sealed between described running shaft 1 and bearing support by seal ring, seal ring is lip-type packing, and sealability is stablized, good reliability, is convenient to assembling.
In the present embodiment, described bearing support comprises upper bearing bracket 3 and step 4; Described stirring belt pulley 2 is fixedly installed in running shaft 1 by belt pulley fitting seat 5, and belt pulley fitting seat 5 is rotationally connected with upper bearing bracket 3 by upper bearing (metal) 6; Running shaft 1 is rotationally connected with step 4 by lower bearing 7; Upper bearing (metal) 6 is fixed on the upper end of upper bearing bracket 3 by belt pulley fitting seat 5 axial compression, lower bearing 7 is fixed on the upper end of step 4 by upper bearing bracket 3 axial compression, each bearing position structure is simply compact, easy processing and assembling, running shaft is also set with axle sleeve 13, axle sleeve 13 is axially supported between belt pulley fitting seat 5 and lower bearing 7 inner ring, improves the installation stability of lower bearing 7.
In the present embodiment, described seal ring comprises the upper seal ring 8 be installed on the downside of upper bearing (metal) 6, packing holder 9 is provided with between described upper seal ring 8 and upper bearing bracket 3, be provided with between packing holder 9 and upper bearing (metal) 6 for packing holder 9 axial compression to be fixed on the positioning ring 10 that upper seal ring 8 is axially positioned on packing holder 9 by upper bearing bracket 3 simultaneously, described positioning ring 10 is compressed by upper bearing (metal) 6, upper bearing bracket 36 socket head screws are fixed on step 4, penetrate running shaft 1 from bottom to top, positioning ring 10 is loaded at the inner chamber of upper bearing bracket 3, seal ring and packing holder 9, upper bearing (metal) 6 is pressed on belt pulley fitting seat 5, the groove for installing packing holder 9 can be processed in advance during processing upper bearing bracket 3, then packing holder 9 and the positioning ring 10 of corresponding size is made according to the size of this groove and upper seal ring 8, improve work efficiency, if the mode of the unmatched situation of seal ring 8 size also by changing packing holder 9 and positioning ring 10 realizes installing and using of upper seal ring 8 in appearance, practical.
In the present embodiment, described seal ring also comprises the lower seal 11 being installed on step 4 lower end; Described lower seal 11 is axially positioned on the lower end of step 4 by sealing gland 12, lower seal 11 is two and is axially stacked, and improves sealability, arranges dismounting and maintenance that sealing gland 12 is convenient to lower seal 11.
In the present embodiment, described upper bearing (metal) 6 and lower bearing 7 are single-row centripetal bearing, all coordinated by step surface and be used for carrying out axially locating to running shaft 1 and belt pulley fitting seat 5 between described belt pulley fitting seat 5 and the upper-end surface of upper bearing (metal) 6 and between running shaft 1 and the lower end surface of lower bearing 7.
What finally illustrate is, above embodiment is only in order to illustrate the technical solution of the utility model and unrestricted, although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or equivalent replacement, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of right of the present utility model.
Claims (6)
1. a vacuum stirring system transitions rotary seat for vacuum mixer, is characterized in that: comprise running shaft, bearing support and be fixed on the stirring belt pulley of running shaft; Be tightly connected between described running shaft and bearing support.
2. the vacuum stirring system transitions rotary seat of vacuum mixer according to claim 1, be is characterized in that: sealed by seal ring between described running shaft and bearing support.
3. the vacuum stirring system transitions rotary seat of vacuum mixer according to claim 2, is characterized in that: described bearing support comprises upper bearing bracket and step; Described stirring belt pulley is fixedly installed in running shaft by belt pulley fitting seat, and belt pulley fitting seat is rotationally connected with upper bearing bracket by upper bearing (metal); Running shaft is rotationally connected with step by lower bearing; Upper bearing (metal) is fixed on the upper end of upper bearing bracket by belt pulley fitting seat axial compression, and lower bearing is fixed on the upper end of step by upper bearing bracket axial compression.
4. the vacuum stirring system transitions rotary seat of vacuum mixer according to claim 3, is characterized in that: described seal ring comprises the upper seal ring be installed on the downside of upper bearing (metal); Packing holder is provided with between described upper seal ring and upper bearing bracket, be provided with between packing holder and upper bearing (metal) for packing holder axial compression to be fixed on the positioning ring that upper seal ring is axially positioned on packing holder by upper bearing bracket simultaneously, described positioning ring is compressed by upper bearing (metal).
5. the vacuum stirring system transitions rotary seat of vacuum mixer according to claim 4, is characterized in that: described seal ring also comprises the lower seal being installed on step lower end; Described lower seal is axially positioned on the lower end of step by sealing gland.
6. the vacuum stirring system transitions rotary seat of vacuum mixer according to claim 5, it is characterized in that: described upper bearing (metal) and lower bearing are single-row centripetal bearing, all coordinated by step surface between described belt pulley fitting seat and the upper-end surface of upper bearing (metal) and between running shaft and the lower end surface of lower bearing and be used for carrying out axially locating to running shaft and belt pulley fitting seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520239108.6U CN204664412U (en) | 2015-04-20 | 2015-04-20 | The vacuum stirring system transitions rotary seat of vacuum mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520239108.6U CN204664412U (en) | 2015-04-20 | 2015-04-20 | The vacuum stirring system transitions rotary seat of vacuum mixer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204664412U true CN204664412U (en) | 2015-09-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520239108.6U Active CN204664412U (en) | 2015-04-20 | 2015-04-20 | The vacuum stirring system transitions rotary seat of vacuum mixer |
Country Status (1)
| Country | Link |
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| CN (1) | CN204664412U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019090939A1 (en) * | 2017-11-13 | 2019-05-16 | 格力电器（武汉）有限公司 | Bearing installation and fixation structure and compressor |
| CN112058113A (en) * | 2020-10-12 | 2020-12-11 | 连云港百仑生物反应器科技有限公司 | Clean formula stirring rake |
-
2015
- 2015-04-20 CN CN201520239108.6U patent/CN204664412U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019090939A1 (en) * | 2017-11-13 | 2019-05-16 | 格力电器（武汉）有限公司 | Bearing installation and fixation structure and compressor |
| US11280343B2 (en) | 2017-11-13 | 2022-03-22 | Gree Electric Appliances (Wuhan) Co., Ltd | Bearing installation and fixation structure and compressor |
| CN112058113A (en) * | 2020-10-12 | 2020-12-11 | 连云港百仑生物反应器科技有限公司 | Clean formula stirring rake |
| CN112058113B (en) * | 2020-10-12 | 2024-05-03 | 百仑生物科技(江苏)有限公司 | Clean stirring paddle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 404000 Chongqing Wanzhou economic and Technological Development Zone, Kowloon Park, No. 486 Jing Kai Road (Wanzhou Jing Kai District) Patentee after: China Shipbuilding Heavy Industry Group, Heng Yuan Technology Co., Ltd. Address before: No. 1111, No. five bridge, Chongqing City, Wanzhou District, Chongqing Patentee before: Chongqing Zhaofeng Machienry Co., Ltd. |