CN104712663A - Shaft end fixing structure and air conditioner with same - Google Patents
Shaft end fixing structure and air conditioner with same Download PDFInfo
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- CN104712663A CN104712663A CN201510136501.7A CN201510136501A CN104712663A CN 104712663 A CN104712663 A CN 104712663A CN 201510136501 A CN201510136501 A CN 201510136501A CN 104712663 A CN104712663 A CN 104712663A
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- convex tendon
- end fixing
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Abstract
The invention discloses a shaft end fixing structure and an air conditioner with the same. The shaft end fixing structure comprises a bearing, a bearing base, a bearing support base, a bearing base pressing plate and a vibration damping piece, wherein the bearing is used for supporting a shaft end, the shaft end is applicable to being inserted into the bearing from inside to outside, and the bearing base sleeves the exterior of the bearing and comprises a and positioning part and a support part which are connected with each other; the bearing support base is provided with a through hole, the positioning part is matched with the interior of the through hole, and the bearing base pressing plate is arranged on the inner side surface of the bearing support base and covers the exterior of the support base; the vibration damping piece is arranged on the bearing base, so that at least one of the bearing, the bearing support base and the bearing base pressing plate is in interference fit with the bearing base. According to the shaft end fixing structure provided by the embodiment of the invention, the air conditioner with the shaft end fixing structure is less in vibration and low in noise.
Description
Technical field
The present invention relates to air conditioner technical field, particularly relate to a kind of shaft end fixing structure and there is the air conditioner of this shaft end fixing structure.
Background technique
In correlation technique, there is gap between bearing support and bearing block in gap between shaft end fixing structure bottom bracket and bearing support pressing plate, there is gap between bearing support and bearing, and when causing air conditioner to run, vibration is large, noise is high.
Summary of the invention
The present invention is intended to solve one of technical problem in correlation technique at least to a certain extent.For this reason, the present invention proposes a kind of shaft end fixing structure, apply this shaft end fixing structure air conditioner vibration little, noise is low.
The present invention proposes a kind of air conditioner further.
According to the shaft end fixing structure of the embodiment of the present invention, comprising: bearing, described bearing is for supporting described axle head, and described axle head is suitable for from inside to outside inserting described bearing; Bearing support, it is outer and comprise connected positioning part and support that described bearing sleeve is located at described bearing; Bearing block, described bearing block is provided with through hole, and described positioning part is engaged in described through hole; Bearing support pressing plate, the inner side surface that described bearing support pressing plate is located at described bearing block is coated on outside described supporting base; Vibration-damped component, described vibration-damped component is arranged on described bearing support to make at least one and the described bearing support interference fit in described bearing, described bearing block and described bearing support pressing plate.
According to the shaft end fixing structure of the embodiment of the present invention, by arranging vibration-damped component, can have the effect playing vibration damping, thus can play the effect reducing noise, the vibration of applying the air conditioner of this shaft end fixing structure is little, and noise is low.
In addition, following technical characteristics can also be had according to shaft end fixing structure of the present invention:
In an example of the present invention, described vibration-damped component is configured to be located at the convex tendon on described bearing support.
In an example of the present invention, described convex tendon and described bearing support are integrally formed.
In an example of the present invention, described convex tendon extends along the axis of described bearing support.
In an example of the present invention, described vibration-damped component comprises the first convex tendon, and described first convex tendon is located on the outer circumferential face of described support, protrude towards described bearing support pressing plate and be only against on the surface relative with the outer circumferential face of described support of described bearing support pressing plate.
In an example of the present invention, described bearing support pressing plate is configured with columnar receiving groove recessed to the inside, described supporting portion is in described receiving groove, and described first convex tendon is only against on the internal surface of the perisporium of described receiving groove.
In an example of the present invention, described first convex tendon is at least three and is circumferentially evenly arranged on the outer circumferential face of described support.
In an example of the present invention, described vibration-damped component comprises the second convex tendon, and described second convex tendon is located on the outer circumferential face of described positioning part, protrude towards described through hole and be only against on the inner circle wall of described through hole.
In an example of the present invention, described second convex tendon is at least three and is circumferentially evenly arranged on the outer circumferential face of described positioning part.
In an example of the present invention, described bearing support is provided with bearing mounting hole, and described bearing is arranged in described bearing mounting hole; Described vibration-damped component comprises the 3rd convex tendon, and described 3rd convex tendon is located on the inner circle wall of described bearing mounting hole, protrude towards described bearing and be only against on the outer circumferential face of described bearing.
In an example of the present invention, described 3rd convex tendon is at least three articles and is circumferentially evenly arranged on the inner circle wall of described bearing mounting hole.
In an example of the present invention, described bearing mounting hole is formed in described support.
The air conditioner of embodiment according to a further aspect of the invention, comprises shaft end fixing structure described above.Because above-mentioned shaft end fixing structure has above-mentioned beneficial effect, so the air conditioner vibration with this shaft end fixing structure is little, noise is low.
Accompanying drawing explanation
Fig. 1 is the structural representation of the shaft end fixing structure according to the embodiment of the present invention;
Fig. 2 is the explosive view of the shaft end fixing structure according to the embodiment of the present invention;
Fig. 3 is the structural representation of the bearing support of a kind of angle of shaft end fixing structure according to the embodiment of the present invention;
Fig. 4 is the enlarged view of region A in Fig. 3;
Fig. 5 is the structural representation of the bearing support of the another kind of angle of shaft end fixing structure according to the embodiment of the present invention;
Fig. 6 is the enlarged view of region B in Fig. 5;
Fig. 7 is the sectional view of the shaft end fixing structure according to the embodiment of the present invention;
Fig. 8 is the enlarged view of region C in Fig. 7;
Fig. 9 is the enlarged view of region D in Fig. 7.
Reference character:
Shaft end fixing structure 100;
Bearing 10;
Bearing support 20; Positioning part 201; Support 202; Bearing mounting hole 203;
Bearing block 30; Through hole 301;
Bearing support pressing plate 40; Receiving groove 401; Cylindrical part 402; Flange edge 403; Via hole 404;
First convex tendon 50; Second convex tendon 60; 3rd convex tendon 70; Axle head 80; Axle 90.
Embodiment
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings.Be exemplary below by the embodiment be described with reference to the drawings, be intended to for explaining the present invention, and can not limitation of the present invention be interpreted as.
Below with reference to Fig. 1-Fig. 9, the shaft end fixing structure 100 according to the embodiment of the present invention is described.The shaft end fixing structure 100 of the embodiment of the present invention goes on air conditioner with the axle head 80 of the axle 90 in fixing air conditioner.Shaft end fixing structure 100 according to the embodiment of the present invention can comprise: bearing 10, bearing support 20, bearing block 30, bearing support pressing plate 40 and vibration-damped component.
As shown in Figure 7, bearing 10 is for supporting axle end 80, and axle head 80 is suitable for from inside to outside inserting bearing 10.It should be noted that, in " from inside to outside ", refer to the side that axle head 80 inserts bearing 10, refer to axle head 80 inserts bearing 10 side away from axle head 80 outward.Shown in composition graphs 1 and Fig. 7, axle head 80 inserts in bearing 10 from right to left.Bearing support 20 is set in outside bearing 10, and bearing support 20 comprises connected positioning part 201 and support 202.That is bearing 10 is arranged in bearing support 20, and bearing support 20 pairs of bearings 10 play effect that is fixing and supporting.
As shown in Figure 2, bearing block 30 is provided with through hole 301, and positioning part 201 is engaged in through hole 301.That is the positioning part 201 of bearing support 20 is engaged in the through hole 301 of bearing block 30, and bearing block 30 pairs of bearing supports 20 play effect that is fixing and supporting.
Bearing support pressing plate 40 is located on the inner side surface of bearing block 30, and bearing support pressing plate 40 is coated on outside supporting base 30.As shown in Figure 1 and Figure 7, bearing support pressing plate 40 is arranged on the right side of bearing support 20, bearing block 30 is arranged on the left side of bearing support 20, its bottom bracket pressing plate 40 and bearing block 30 can be provided with screw so that bearing support pressing plate 40 and bearing block 30 can be fixed together by screw, with make bearing support 20 and bearing 10 limited, make bearing 10 and axle head 80 coordinate further stable.
Alternatively, bearing support pressing plate 40 can comprise towards the open at one end of the inner side surface of bearing block 30 and the cylindrical part 402 closed of the other end, and from the open end of cylindrical part 402 and the flange edge 403 extended radially outward.Shown in composition graphs 1 and Fig. 2, the side towards bearing support 20 of cylindrical part 402 is opened wide to be contained in wherein by bearing support 20, and the other end of cylindrical part 402 is closed to be limited between bearing block 30 and bearing support pressing plate 40 by bearing support 20.Flange edge 403 coordinates with bearing block 30, and as shown in Figure 1, flange edge 403 is provided with screw.Alternatively, as shown in Figure 2, the closed end of cylindrical part 402 is also provided with via hole 404, and via hole 404 can pass for axle head 80 to make axle head 80 coordinate with bearing 10.
Vibration-damped component is arranged on bearing support 20 to make at least one and bearing support 20 interference fit in bearing 10, bearing block 30 and bearing support pressing plate 40.Be understandable that, when bearing 10 and bearing support 20 interference fit, the vibration from motor and axle head 80 can be slowed down, thus play the effect of noise reduction.When bearing support 20 and bearing block 30 interference fit, the friction between bearing support 20 and bearing block 30 can be reduced, thus can life-span of extending shaft bearing 20, but also the effect of vibration damping can be played, thus play the effect reducing noise.When bearing support 20 and bearing support pressing plate 40 interference fit, the vibration from bearing 10 can be slowed down, thus play the effect reducing noise.Preferably, vibration-damped component be arranged on bearing support 20 with make bearing 10, bearing block 30 and bearing support pressing plate 40 all with bearing support 20 interference fit.
According to the shaft end fixing structure 100 of the embodiment of the present invention, by arranging vibration-damped component, can have the effect playing vibration damping, thus can play the effect reducing noise, the vibration of applying the air conditioner of this shaft end fixing structure 100 is little, and noise is low.
In examples more of the present invention, vibration-damped component can be configured to be located at the convex tendon on bearing support 20.When on the outer circumferential face that convex tendon is only against bearing 10, bearing support 20 and bearing 10 interference fit.When on the through hole 301 that convex tendon is only against bearing block 30, bearing support 20 and bearing block 30 interference fit.When convex tendon is only against on bearing support pressing plate 40, bearing support 20 and bearing support pressing plate 40 interference fit.Particularly, convex tendon can extend along the axis of bearing support 20.Axially extended convex tendon along bearing support 20 can increase the area of contact between bearing support 20 and other elements, ensures the relative stability of bearing support 20 and its interference fit.
Alternatively, convex tendon and bearing support 20 can be integrally formed.The structural strength of the convex tendon be integrally formed and bearing support 20 is large, is conducive to the working life extending convex tendon, promotes the working stability of shaft end fixing structure 100.
As the optional mode of execution of one, as shown in Figure 3 and Figure 5, vibration-damped component can comprise the first convex tendon 50, first convex tendon 50 is located on the outer circumferential face of support 202, towards bearing support pressing plate 40 and protrudes, and the first convex tendon 50 is only against on the surface relative with the outer circumferential face of support 202 of bearing support pressing plate 40.Further, bearing support pressing plate 40 can be configured with columnar receiving groove 401 recessed to the inside, support 202 is positioned at receiving groove 401, and the first convex tendon 50 is only against on the internal surface of the perisporium of receiving groove 401.Shown in composition graphs 1 and Fig. 7, receiving groove 401 is formed in cylindrical part 402, and the support 202 of bearing support 20 can stretch in receiving groove 401, and as shown in Figure 9, the first convex tendon 50 on support 202 is only against on the perisporium of receiving groove 401.First convex tendon 50 can make bearing support 20 and bearing support pressing plate 40 interference fit, thus plays the effect of vibration and noise reducing.
Alternatively, the first convex tendon 50 can be at least three, and at least three the first convex tendons 50 can circumferentially evenly be arranged on the outer circumferential face of support 202.The first convex tendon 50 arranged along the outer circumferential face uniform intervals of support 202 can ensure the working stability between bearing support 20 and bearing support pressing plate 40.As shown in Figure 3 and Figure 5, the first convex tendon 50 is four, and four the first convex tendons 50 are circumferentially evenly arranged on the outer circumferential face of support 202.
As the optional mode of execution of another kind, as shown in Figure 5 and Figure 6, vibration-damped component can comprise the second convex tendon 60, second convex tendon 60 and be located on the outer circumferential face of positioning part 201, towards through hole 301 and protrude, and the second convex tendon 60 is only against on the inner circle wall of through hole 301.Second convex tendon 60, by being only against on the inner circle wall of through hole 301, can making bearing support 20 and bearing block 30 interference fit, thus play the effect of vibration and noise reducing.Alternatively, the second convex tendon 60 can be at least three, and at least three the second convex tendons 60 can circumferentially evenly be arranged on the outer circumferential face of positioning part 201.As shown in Figure 5, the second convex tendon 60 is four.
As another optional mode of execution, as shown in Figure 3 and Figure 4, bearing support 20 can be provided with bearing mounting hole 203, bearing 10 is arranged in bearing mounting hole 203.Vibration-damped component can comprise the 3rd convex tendon the 70, three convex tendon 70 and be located on the inner circle wall of bearing mounting hole 203, towards bearing 10 and protrude, and the 3rd convex tendon 70 is only against on the outer circumferential face of bearing 10.Shown in composition graphs 7 and Fig. 8, be only against on the outer circumferential face of bearing 10 by the 3rd convex tendon 70, bearing support 20 and bearing 10 interference fit can be made, thus play the effect of vibration and noise reducing.Alternatively, the 3rd convex tendon 70 can be at least three articles, and at least three article of the 3rd convex tendon 70 can circumferentially evenly be arranged on the inner circle wall of bearing mounting hole 203.Particularly, bearing mounting hole 203 can be formed in support 202.
It should be noted that, vibration-damped component also can comprise the first convex tendon 50 and the second convex tendon 60 simultaneously, with bearing support pressing plate 40 and bearing block 30 interference fit while of such bearing support 20.Or vibration-damped component comprises the first convex tendon 50 and the 3rd convex tendon 70 simultaneously, with bearing support pressing plate 40 and bearing 10 interference fit while of such bearing support 20.Or vibration-damped component comprises the second convex tendon 60 and the 3rd convex tendon 70 simultaneously, with bearing block 30 and bearing 10 interference fit while of such bearing support 20.Or vibration-damped component comprises the first convex tendon 50, second convex tendon 60 and the 3rd convex tendon 70 simultaneously, with bearing support pressing plate 40, bearing block 30 and bearing 10 interference fit while of such bearing support 20.
The air conditioner of embodiment according to a further aspect of the invention, comprises the shaft end fixing structure 100 of above-described embodiment.Because the shaft end fixing structure 100 of above-described embodiment has above-mentioned beneficial effect, so the air conditioner vibration with this shaft end fixing structure 100 is little, noise is low.
Below with reference to the accompanying drawings the assembly process of the shaft end fixing structure 100 according to the embodiment of the present invention is described.
In one embodiment of the invention, shaft end fixing structure 100 comprises bearing 10, bearing support 20, bearing block 30, bearing support pressing plate 40 and vibration-damped component.Bearing support 20 comprises positioning part 201, support 202 and bearing mounting hole 203, bearing block 30 comprises through hole 301, bearing support pressing plate 40 comprises receiving groove 401, cylindrical part 402 and flange edge 403, and vibration-damped component comprises the first convex tendon 50, second convex tendon 60 and the 3rd convex tendon 70.Wherein bearing block 30 and flange edge 403 are provided with screw.
First be arranged in the through hole 301 of bearing block 30 positioning part 201 of bearing support 20, the second convex tendon 60 be positioned on positioning part 201 is only against on the inwall of through hole 301, makes bearing support 20 and bearing block 30 interference fit.
Then be arranged in the bearing mounting hole 203 of bearing support 20 by bearing 10, the 3rd convex tendon 70 be positioned on bearing mounting hole 203 is only against on the periphery wall of bearing 10, makes bearing 10 and bearing support 20 interference fit.
Bearing support 20 is stretched into the receiving groove 401 of the cylindrical part 402 be positioned on bearing support pressing plate 40, the first convex tendon 50 be positioned on the outer circumferential face of support 202 is only against on the inwall of receiving groove 401 again, makes bearing support 20 and bearing support pressing plate 40 interference fit.
Finally the screw of the screw on flange edge 403 with bearing block 30 is aimed at, by screw, bearing support pressing plate 40 is fixed on bearing block 30, thus spacing to bearing support 20, make bearing 10 coordinate with axle head 80 further stable.
As shown in Figure 7, axle head 80 can extend into via hole 404 place of bearing support pressing plate 40 from right to left, and be inserted in bearing 10 further, axle head 80 freely rotates in bearing 10.Be understandable that, the central axis of the via hole 404 of bearing support pressing plate 40 and the central axis conllinear of bearing 10.
Be understandable that, the shaft end fixing structure 100 assembled according to this assembly process can make to apply that the air conditioner vibration of this shaft end fixing structure 100 is little, noise is low.
In describing the invention, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", " counterclockwise ", " axis ", " radial direction ", orientation or the position relationship of the instruction such as " circumference " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore limitation of the present invention can not be interpreted as.
In addition, term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance or imply the quantity indicating indicated technical characteristics.Thus, be limited with " first ", the feature of " second " can express or impliedly comprise at least one this feature.In describing the invention, the implication of " multiple " is at least two, such as two, three etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, the term such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and such as, can be fixedly connected with, also can be removably connect, or integral; Can be mechanical connection, also can be electrical connection or each other can communication; Can be directly be connected, also indirectly can be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements, unless otherwise clear and definite restriction.For the ordinary skill in the art, above-mentioned term concrete meaning in the present invention can be understood as the case may be.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature " on " or D score can be that the first and second features directly contact, or the first and second features are by intermediary mediate contact.And, fisrt feature second feature " on ", " top " and " above " but fisrt feature directly over second feature or oblique upper, or only represent that fisrt feature level height is higher than second feature.Fisrt feature second feature " under ", " below " and " below " can be fisrt feature immediately below second feature or tiltedly below, or only represent that fisrt feature level height is less than second feature.
In the description of this specification, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, to the schematic representation of above-mentioned term not must for be identical embodiment or example.And the specific features of description, structure, material or feature can combine in one or more embodiment in office or example in an appropriate manner.In addition, when not conflicting, the feature of the different embodiment described in this specification or example and different embodiment or example can carry out combining and combining by those skilled in the art.
Although illustrate and describe embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, and those of ordinary skill in the art can change above-described embodiment within the scope of the invention, revises, replace and modification.
Claims (13)
1. a shaft end fixing structure, is characterized in that, comprising:
Bearing, described bearing is for supporting described axle head, and described axle head is suitable for from inside to outside inserting described bearing;
Bearing support, it is outer and comprise connected positioning part and support that described bearing sleeve is located at described bearing;
Bearing block, described bearing block is provided with through hole, and described positioning part is engaged in described through hole;
Bearing support pressing plate, the inner side surface that described bearing support pressing plate is located at described bearing block is coated on outside described supporting base;
Vibration-damped component, described vibration-damped component is arranged on described bearing support to make at least one and the described bearing support interference fit in described bearing, described bearing block and described bearing support pressing plate.
2. shaft end fixing structure according to claim 1, is characterized in that, described vibration-damped component is configured to be located at the convex tendon on described bearing support.
3. shaft end fixing structure according to claim 2, is characterized in that, described convex tendon and described bearing support are integrally formed.
4. shaft end fixing structure according to claim 2, is characterized in that, described convex tendon extends along the axis of described bearing support.
5. shaft end fixing structure according to claim 1, it is characterized in that, described vibration-damped component comprises the first convex tendon, and described first convex tendon is located on the outer circumferential face of described support, protrude towards described bearing support pressing plate and be only against on the surface relative with the outer circumferential face of described support of described bearing support pressing plate.
6. shaft end fixing structure according to claim 5, it is characterized in that, described bearing support pressing plate is configured with columnar receiving groove recessed to the inside, described supporting portion is in described receiving groove, and described first convex tendon is only against on the internal surface of the perisporium of described receiving groove.
7. shaft end fixing structure according to claim 5, is characterized in that, described first convex tendon is at least three and is circumferentially evenly arranged on the outer circumferential face of described support.
8. shaft end fixing structure according to claim 1, is characterized in that, described vibration-damped component comprises the second convex tendon, and described second convex tendon is located on the outer circumferential face of described positioning part, protrude towards described through hole and be only against on the inner circle wall of described through hole.
9. shaft end fixing structure according to claim 8, is characterized in that, described second convex tendon is at least three and is circumferentially evenly arranged on the outer circumferential face of described positioning part.
10. shaft end fixing structure according to claim 1, is characterized in that, described bearing support is provided with bearing mounting hole, and described bearing is arranged in described bearing mounting hole;
Described vibration-damped component comprises the 3rd convex tendon, and described 3rd convex tendon is located on the inner circle wall of described bearing mounting hole, protrude towards described bearing and be only against on the outer circumferential face of described bearing.
11. shaft end fixing structures according to claim 10, is characterized in that, described 3rd convex tendon is at least three articles and is circumferentially evenly arranged on the inner circle wall of described bearing mounting hole.
12. shaft end fixing structures according to claim 10, is characterized in that, described bearing mounting hole is formed in described support.
13. 1 kinds of air conditioners, is characterized in that, comprise the shaft end fixing structure according to any one of claim 1-12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510136501.7A CN104712663B (en) | 2015-03-26 | 2015-03-26 | Shaft end fixing structure and the air conditioner with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510136501.7A CN104712663B (en) | 2015-03-26 | 2015-03-26 | Shaft end fixing structure and the air conditioner with it |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104712663A true CN104712663A (en) | 2015-06-17 |
| CN104712663B CN104712663B (en) | 2017-10-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510136501.7A Active CN104712663B (en) | 2015-03-26 | 2015-03-26 | Shaft end fixing structure and the air conditioner with it |
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| Country | Link |
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| CN (1) | CN104712663B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108397483A (en) * | 2017-07-18 | 2018-08-14 | 奥克斯空调股份有限公司 | Bearing holder mounting structure and air-conditioning |
| CN109404650A (en) * | 2018-12-03 | 2019-03-01 | 新昌县永强空调配件有限公司 | A kind of heat exchanger Multifunctional plate pressing and its manufacturing method |
| CN113389751A (en) * | 2021-06-15 | 2021-09-14 | 美的集团武汉暖通设备有限公司 | Bearing frame mounting structure and air conditioner indoor unit |
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| CN113389751B (en) * | 2021-06-15 | 2023-03-07 | 美的集团武汉暖通设备有限公司 | Bearing frame mounting structure and air conditioner indoor unit |
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| Publication number | Publication date |
|---|---|
| CN104712663B (en) | 2017-10-31 |
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