CN202746401U - Bearing base and main shaft system with center adjusting function - Google Patents
Bearing base and main shaft system with center adjusting function Download PDFInfo
- Publication number
- CN202746401U CN202746401U CN 201220319245 CN201220319245U CN202746401U CN 202746401 U CN202746401 U CN 202746401U CN 201220319245 CN201220319245 CN 201220319245 CN 201220319245 U CN201220319245 U CN 201220319245U CN 202746401 U CN202746401 U CN 202746401U
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- China
- Prior art keywords
- bearing
- support
- bearing support
- aligning function
- axle sleeve
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- Rolling Contact Bearings (AREA)
Abstract
The utility model discloses a bearing base with a center adjusting function. The bearing base comprises a bearing base body, shaft sleeves and a first support base, wherein a pair of support columns which extend outwards along opposite directions are arranged at one end of the bearing base body; the axes of the support columns are perpendicular to the axis of the bearing base body; the shaft sleeves are sleeved on the support columns; the first support base is used supporting the shaft sleeves and is detachably connected with the rack for installing the bearing base body; the support columns and the shaft sleeves and/or the shaft sleeves and the first support base are in clearance connection, so that the support columns can slightly rotate relative to the first support base. The bearing base with the center adjusting function provided by the utility model is simple in structure and convenient to use and has the center adjusting function. The utility model also discloses a main shaft system which comprises a main shaft and a bearing device for supporting the main shaft, wherein the bearing device comprises a bearing and the bearing base with the center adjusting function. The bearing system is strong in bearing capability, large in option range of bearings, long in service life and low in purchase cost.
Description
Technical field
The utility model relates to a kind of bearing support and has the axis system of this bearing support, relates in particular to a kind of axis system that has the bearing support of aligning function and have this bearing support.
Background technique
Because during the unstability of wind speed and direction, the load of draught fan impeller also constantly change thereupon.And in the blower fan generator set, particularly in the non-direct drive unit, the load of this continuous variation is disadvantageous to the working life of gear-box.In order to improve this adverse condition, need to carry out some processing to the load of this continuous variation, in most cases utilize axis system to remove or part removal other load except torque, make the gear-box stand under load as far as possible single, stable, thereby increase the working life of gear-box, increase the availability of unit.And axis system adopts bearing that main shaft is supported usually, as adopt double selfaligning roller bearing and roller bearing, two tapered roller bearings or a double-row conical bearing etc., what the most often adopt is tapered roller bearing, this bearing can bear very large radial load and thrust load, but it does not have aligning function.
Continuous increase along with generator power, the load that axis system need to bear also increases thereupon, this bearing capacity to the bearing of supporting spindle also proposes higher requirement, and the bearing capacity that has in the bearing greatly but do not have aligning function, have have aligning function but bearing capacity is limited, and working life is short, and functional reliability is poor.
Summary of the invention
For overcoming above-mentioned the deficiencies in the prior art, the utility model provides a kind of bearing support with aligning function, and it is simple in structure, and is easy to use, has aligning function; The utility model also provides a kind of axis system, and it comprises above-mentioned bearing support with aligning function, and bearing capacity increases, and the Application Range of bearing enlarges, increase working life, purchase cost reduces.
For realizing above-mentioned purpose of the present utility model, the bearing support with aligning function of the present utility model comprises: bearing support body, an end are provided with the pair of posts that outwards stretches in opposite direction, and the axis of described pillar is vertical with the bearing support body axis; Be sheathed on the axle sleeve on the pillar; The first bearing that is used for support sleeve, this first bearing removably connects with the frame that is used for installation shaft bearing body; Wherein, between described pillar and the described axle sleeve and/or between described axle sleeve and described the first bearing for the gap is connected, so that described pillar can be done small rotation with respect to described the first bearing.
Wherein, described pair of posts is arranged on the front end of bearing support body.
Preferably, described the first bearing comprises upper bracket and undersetting, and upper bracket and undersetting are respectively equipped with semi-circular through hole, but in order to form the through hole of support sleeve after the docking of upper and lower bearing, described upper bracket and undersetting are bolted on the frame.
Preferably, the other end of described bearing support body is provided with the second bearing that removably connects with described frame.
Preferably, described axle sleeve adopts bush material.
Preferably, described pillar is cylindrical body.
Preferably, the inwall of described axle sleeve is the cylndrical surface that is complementary with described cylindrical body.
The axis system that the utility model provides has the bearing means of main shaft and supports main shaft, and described bearing means comprises bearing and the above-mentioned bearing support with aligning function.
Preferably, described bearing is arranged on the rear and front end of described bearing support.
Preferably, described bearing is tapered roller bearing, ball bearing or roller bearing.
With respect to prior art, advantage with bearing support of aligning function of the present utility model is: sheathed axle sleeve on the pillar of being located at bearing support body one end, this axle sleeve is by the first seat supports, be connected for the gap between pillar and the axle sleeve and/or between axle sleeve and the first bearing, thereby so that pillar can carry out minor rotation with respect to the first bearing, drive simultaneously the bearing support body and also have small amount of deflection, so therefore this bearing support has certain aligning function.
Axis system of the present utility model is owing to comprising above-mentioned bearing support with aligning function, therefore can select non-selfaligning bearing, enlarged the Application Range of bearing, and increased the bearing capacity of axis system, increased simultaneously bearing working life and reliability, reduced the purchase cost of bearing.
Below in conjunction with accompanying drawing the utility model is elaborated.
Description of drawings
Fig. 1 is the structural representation of axis system of the present utility model;
Fig. 2 is the graphics with bearing block structure of aligning function of the present utility model;
Fig. 3 is the plan view of the bearing support with aligning function shown in Figure 2;
Fig. 4 is that A-A shown in Figure 3 is to sectional view.
Description of reference numerals: 1-bearing support body; The 2-pillar; The 3-axle sleeve; The 4-upper bracket; The 5-undersetting; 61,62-semi-circular through hole; The 7-tapped hole; The 8-bolt; 9-the second bearing.
Embodiment
As shown in Figure 2, the bearing support with aligning function of the present utility model comprises: bearing support body 1, one end are provided with the pair of posts 2 that outwards stretches in opposite direction, and the axis of pair of posts 2 is vertical with the axis of bearing support body 1; Be sheathed on the axle sleeve 3 on the pillar 2; The first bearing that is used for support sleeve 3, this first bearing removably connects with the frame that is used for installation shaft bearing body 1; Wherein, between pillar 2 and the axle sleeve 3 and/or between axle sleeve 3 and the first bearing for the gap is connected, so that pillar 2 can be done small rotation with respect to the first bearing.
Concrete, the bearing support with aligning function comprises: bearing support body 1, be provided with the pair of posts 2 that outwards stretches in opposite direction at its front end, and the axis of each pillar 2 is vertical with the axis of bearing support body 1; Be arranged with axle sleeve 3 at this pillar 2, pillar 2 is connected for the gap with axle sleeve 3, therefore pillar 2 can be done small rotation in axle sleeve 3, also can do small rotation and have certain amount of deflection thereby drive bearing support body 1, so that this bearing support has certain aligning function; Axle sleeve 3 is by the first seat supports, and the frame of the first bearing and installation shaft bearing body 1 removably connects.
Wherein, the first bearing comprises upper bracket 4 and undersetting 5, as shown in Figure 3, Figure 4, upper bracket 4 and undersetting 5 are respectively equipped with semi-circular through hole 61,62, but in order to form the through hole of support sleeve 3 after the docking of upper and lower bearing, and being respectively equipped with a plurality of tapped holes 7 in the corresponding position of upper bracket 4 and undersetting 5, a plurality of bolts 8 pass respectively a plurality of tapped holes 7 upper and lower bearing are fixed on the frame, thereby bearing support body 1 is fixed on the frame.
Especially, be provided with the second bearing 9 that removably connects with frame in the rear end of bearing support body 1.
Especially, axle sleeve 3 adopts bush material to make.
Especially, pillar 2 is cylindrical body, and the inwall of axle sleeve 3 is the cylndrical surface that is complementary with cylindrical body.
Further, the outer surface of pillar 2 also can adopt sphere, and the inwall of axle sleeve 3 is the sphere that is complementary with this sphere, and bearing support body 1 has the aligning function of both direction like this, so that its aligning function strengthens.
And as shown in Figure 1, axis system of the present utility model has the bearing means of main shaft and supports main shaft, described bearing means comprises bearing and the above-mentioned bearing support with aligning function, and bearing is arranged on the rear and front end of bearing support and can selects tapered roller bearing, ball bearing or roller bearing etc.
In addition, except the form that is connected for the gap between above-described embodiment B-C post and the axle sleeve, can also make between axle sleeve and the first bearing and be connected for the gap, in this case, can be the form that is connected arbitrarily between pillar and the axle sleeve, for example be similarly Spielpassung, it perhaps is interference fit, thereby can relative to carrying out small rotating, simultaneously so that the bearing support body also has small amount of deflection, therefore realize the aligning function of this bearing support so that finally assemble rear strut with the first bearing.
Because the bearing support of this axis system has aligning function, therefore increased the Application Range of bearing, as selecting non-selfaligning bearing, like this so that the increase of the bearing capacity of bearing, and increased working life and the reliability of bearing, and reduced the purchase cost of bearing.
Although above the utility model has been done detailed description; but the utility model is not limited to this; those skilled in the art can make amendment according to principle of the present utility model; therefore, all various modifications of carrying out according to principle of the present utility model all should be understood to fall into protection domain of the present utility model.
Claims (10)
1. the bearing support with aligning function is characterized in that, comprising:
Bearing support body (1), an end are provided with the pair of posts (2) that outwards stretches in opposite direction, and the axis of described pillar (2) is vertical with bearing support body (1) axis;
Be sheathed on the axle sleeve (3) on the pillar (2);
The first bearing that is used for support sleeve (3), this first bearing removably connects with the frame that is used for the installation shaft bearing;
Wherein, between described pillar (2) and the described axle sleeve (3) and/or between described axle sleeve (3) and described the first bearing for the gap is connected, so that described pillar (2) can be done small rotation with respect to described the first bearing.
2. the bearing support with aligning function according to claim 1 is characterized in that, described pair of posts (2) is arranged on the front end of bearing support body (1).
3. the bearing support with aligning function according to claim 1 and 2, it is characterized in that, described the first bearing comprises upper bracket (4) and undersetting (5), upper bracket (4) and undersetting (5) are respectively equipped with semi-circular through hole (61,62), but in order to form the through hole of support sleeve (3) after the docking of upper and lower bearing, described upper bracket (4) and undersetting (5) are fixed on the frame by bolt (8).
4. the bearing support with aligning function according to claim 3 is characterized in that, the other end of described bearing support body (1) is provided with the second bearing (9) that removably connects with described frame.
5. according to claim 1 and 2 or 4 described bearing supports with aligning function, it is characterized in that, described axle sleeve (3) adopts bush material.
6. according to claim 1 and 2 or 4 described bearing supports with aligning function, it is characterized in that, described pillar (2) is cylindrical body.
7. the bearing support with aligning function according to claim 6 is characterized in that, the inwall of described axle sleeve (3) is the cylndrical surface that is complementary with described cylindrical body.
8. axis system, the bearing means with main shaft and supports main shaft, described bearing means comprise each described bearing support among bearing and the claim 1-7.
9. axis system according to claim 8 is characterized in that, described bearing is arranged on the rear and front end of described bearing support.
10. according to claim 8 or 9 described axis systems, described bearing is tapered roller bearing, ball bearing or roller bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220319245 CN202746401U (en) | 2012-07-02 | 2012-07-02 | Bearing base and main shaft system with center adjusting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220319245 CN202746401U (en) | 2012-07-02 | 2012-07-02 | Bearing base and main shaft system with center adjusting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202746401U true CN202746401U (en) | 2013-02-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220319245 Expired - Fee Related CN202746401U (en) | 2012-07-02 | 2012-07-02 | Bearing base and main shaft system with center adjusting function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202746401U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104847799A (en) * | 2015-05-14 | 2015-08-19 | 吴江市菀坪宝得利缝制设备机械厂 | Bearing device with bearing block |
| CN107882872A (en) * | 2017-11-01 | 2018-04-06 | 西安交通大学 | A kind of intelligent spheric roller bearing Self-aligning bearing block and application method |
| CN112128227A (en) * | 2020-08-20 | 2020-12-25 | 北京特种机械研究所 | Articulated slewing bearing device |
| CN114893506A (en) * | 2022-06-20 | 2022-08-12 | 沈阳盛世五寰科技有限公司 | Bearing seat structure |
-
2012
- 2012-07-02 CN CN 201220319245 patent/CN202746401U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104847799A (en) * | 2015-05-14 | 2015-08-19 | 吴江市菀坪宝得利缝制设备机械厂 | Bearing device with bearing block |
| CN104847799B (en) * | 2015-05-14 | 2017-05-24 | 乐清市风杰电子科技有限公司 | Bearing device with bearing block |
| CN107882872A (en) * | 2017-11-01 | 2018-04-06 | 西安交通大学 | A kind of intelligent spheric roller bearing Self-aligning bearing block and application method |
| CN107882872B (en) * | 2017-11-01 | 2019-06-11 | 西安交通大学 | A kind of intelligent spheric roller bearing Self-aligning bearing block and application method |
| CN112128227A (en) * | 2020-08-20 | 2020-12-25 | 北京特种机械研究所 | Articulated slewing bearing device |
| CN112128227B (en) * | 2020-08-20 | 2022-06-17 | 北京特种机械研究所 | Articulated slewing bearing device |
| CN114893506A (en) * | 2022-06-20 | 2022-08-12 | 沈阳盛世五寰科技有限公司 | Bearing seat structure |
| CN114893506B (en) * | 2022-06-20 | 2023-07-21 | 沈阳盛世五寰科技有限公司 | Bearing pedestal structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130220 Termination date: 20130702 |