CN201723575U

CN201723575U - Plastic bearing and air conditioner with the same

Info

Publication number: CN201723575U
Application number: CN2010202227534U
Authority: CN
Inventors: 张辉; 陈绍林; 钟明生; 孟宪运; 丘晓宏; 陈国豪; 余伟铬
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2010-06-04
Filing date: 2010-06-04
Publication date: 2011-01-26
Anticipated expiration: 2020-06-04

Abstract

The utility model provides a plastic bearing which comprises a base which is annular and is provided with a first rolling groove; a ball assembly which is annular and comprises a plurality of balls and a fixing assembly which is annular, is provided with a second rolling groove and is connected with the base, wherein the ball assembly is sealed between the base and the fixing assembly and the balls are matched with the first rolling groove and the second rolling groove. The utility model additionally provides a vertical air conditioner which uses the plastic bearing. By adopting the plastic bearing, since the ball assembly is arranged on the base and the ball assembly and the base are fixed through the fixing assembly, the utility model has the advantages that the structure is simple, the functions of common bearings are realized, the cost of the plastic bearing is low and the goal of reducing production cost is reached.

Description

Plastic bearing and have its air conditioner

Technical field

The utility model relates to the air conditioner field, more specifically, relates to a kind of plastic bearing and has the air conditioner of this plastic bearing.

Background technique

Novel vertical air conditioner rotational shell is driven by the gear rotating machinery, in order to bear the active force of vertical direction, the thrust required rolling bearing.Because structural limitations, used thrust bearing external diameter reaches about 190mm.The normal rated thrust rolling bearing is generally the integrated steel bearing of main body, and its intensity and working life all can meet this air conditioner requirement, but the function surplus, costs an arm and a leg.

The model utility content

The utility model aims to provide a kind of simple in structure, with low cost, can satisfy generally more slow-revving environment plastic bearing.

According to an aspect of the present utility model, a kind of plastic bearing is provided, comprising: base ringwise, has first slot rolling on it; The ball assembly ringwise, comprises a plurality of balls; Fixing-assembly ringwise, has second slot rolling, and is connected with base on it, wherein, the ball assembly is closed between base and the fixing-assembly, and a plurality of balls match with first slot rolling and second slot rolling.

Further, fixing-assembly comprises: fixed cover, have second slot rolling on it, and its periphery has flange, and a plurality of ball shapes are complementary in second slot rolling and the ball assembly; Fixing frame has the back-up ring that prevents that fixed cover from deviating from it, the flange of back-up ring and fixed cover is complementary, and fixing frame is connected with base.

Further, the ball assembly also comprises retainer, has a plurality of holes on the retainer, and place, each hole is provided with deck, and a plurality of balls are fastened on the deck place in a plurality of holes respectively.

Further, base is provided with buckle, and fixing frame has grab, and base is fastened on fixing frame.

Further, buckle and grab are a plurality of.

Further, base has first screw hole, and fixed cover has and corresponding first screw perforation of first screw hole.

Further, fixed cover has second screw hole, has on the base and corresponding second screw perforation of second screw hole.

Further, first screw hole and first screw perforation are arranged on the inboard of ball assembly.

Further, buckle and grab are arranged on the outside of ball assembly.

According to another aspect of the present utility model, a kind of vertical air conditioner also is provided, comprise: rotary shell, rotary component, and base, this rotary shell, this base are individually fixed in the above and below of this rotary component, this rotary component drives this rotary shell and rotates with respect to this base, rotary component adopt above-mentioned plastic bearing.

Employing is according to plastic bearing of the present utility model, its base is provided with the ball assembly, and ball assembly and base are fixed by fixing-assembly, it is simple in structure, realized the function of plain bearing, and plastic bearing cost of the present utility model is lower, has reached the purpose that reduces production costs.

Description of drawings

The accompanying drawing that constitutes the application's a part is used to provide further understanding of the present utility model, and illustrative examples of the present utility model and explanation thereof are used to explain the utility model, do not constitute improper qualification of the present utility model.In the accompanying drawings:

Fig. 1 is the exploded view according to an embodiment of the utility model plastic bearing;

Fig. 2 is the structural drawing according to base of the present utility model;

Fig. 3 is the sectional structure chart of base among Fig. 2;

Fig. 4 is the structural drawing according to fixed cover of the present utility model;

Fig. 5 is the sectional structure chart of fixed cover among Fig. 4;

Fig. 6 is the structural drawing according to ball assembly of the present utility model;

Fig. 7 is the sectional structure chart of ball assembly among Fig. 6;

Fig. 8 is the structural drawing according to deck of the present utility model;

Fig. 9 is the structural drawing according to fixing frame of the present utility model;

Figure 10 is the side-looking structural drawing of fixing frame among Fig. 6;

Figure 11 is according to plastic bearing sectional structure chart of the present utility model;

Figure 12 is the local amplification assumption diagram at C place among Figure 11; And

Figure 13 is the structural drawing according to air conditioner of the present utility model.

Figure 14 is according to air conditioner cut-away view of the present utility model.

Embodiment

Describe the utility model below with reference to the accompanying drawings and in conjunction with the embodiments in detail.

Fig. 1 is the exploded view according to an embodiment of the utility model plastic bearing, and in conjunction with referring to Fig. 1-Figure 11, the utility model provides a kind of plastic bearing, comprising: base 10 ringwise, has first slot rolling 11 on it; Ball assembly 20 ringwise, comprises a plurality of balls 21; Fixing-assembly 30 ringwise, has second slot rolling 32, and is connected with base 10 on it, wherein, ball assembly 20 is closed between base 10 and the fixing-assembly 30, and a plurality of balls 21 match with first slot rolling 11 and second slot rolling 32.First slot rolling 11 is the same with second slot rolling, 32 sizes, is used to support ball assembly 20.

As Fig. 4 and shown in Figure 5, preferably, fixing-assembly 30 comprises: fixed cover 31 have second slot rolling 32 on it, and its periphery has, and a plurality of ball 21 shapes is complementary in flange 33, the second slot rollings 32 and the ball assembly 20; Fixing frame 34 has the back-up ring 35 that prevents that fixed cover 31 from deviating from it, back-up ring 35 is complementary with the flange 33 of fixed cover 31, and fixing frame 34 is connected with base 10.Like this, cooperate with the flange 33 of fixed cover 31, can prevent effectively that fixed cover 31 from deviating from from fixing frame 34 by back-up ring 35.

As Fig. 6 and shown in Figure 7, preferably, ball assembly 20 also comprises retainer 22, has a plurality of holes 23 on the retainer 22, and each 23 place, hole is provided with deck 24, and a plurality of balls 21 are fastened on deck 24 places in a plurality of holes 23 respectively.Like this, after ball 22 snaps in hole 23, retainer 22 rotations relatively of a plurality of balls 21, retainer 22 can play leading role, and deck 24 can play the effect of supporting with a plurality of balls 21 of restriction.

As Fig. 2-shown in Figure 4, preferably, base 10 is provided with buckle 12, and fixing frame 34 has grab 36, and base 10 is fastened on fixing frame 34.Like this, connect closely, and be convenient to dismounting.

As Fig. 2-Fig. 4, preferably, buckle 12 is a plurality of with grab 36.Like this, can be so that base 10 be connected more firm with fixing frame 34.

As Fig. 2-Fig. 4, preferably, base 10 has first screw hole 15, and fixed cover 31 has and first screw hole, 15 corresponding first screw perforations 39.Like this, screw can pass first screw hole 15 earlier and then pass first screw perforation 39, thereby realizes base 10 and fixed cover 31 are fixed on the corresponding site of air conditioner.

As Fig. 2-Fig. 4, preferably, fixed cover 31 has second screw hole 38, has on the base 10 and second screw hole, 38 corresponding second screw perforations 19.The back side of second slot rolling 32 has a plurality of tapped holes, and like this, screw can pass second screw hole 38 earlier and then pass second screw perforation 39, thereby realizes base 10 and fixed cover 31 are fixed on the corresponding site of air conditioner.

As Fig. 2-Fig. 4, preferably, first screw hole 15 and first screw perforation 39 are arranged on the inboard of ball assembly 20.Like this, be convenient to fix.

As Fig. 2 and Fig. 8-shown in Figure 10, preferably, buckle 12 and grab 36 are arranged on the outside of ball assembly 20.Like this, easy accessibility and being connected firmly.

Plastic bearing of the present utility model is when assembling, earlier ball assembly 20 is positioned on the base 10, again fixed cover 31 is positioned on the ball assembly 20, at this moment, as shown in figure 11, a plurality of balls 21 are positioned between two slot rollings 11,32, be inserted in fixing frame 34 then, buckle 12 and grab 36 cooperate, owing to there is back-up ring 35 to cooperate (as shown in figure 12) with the flange 33 of fixed cover 31, fixing frame 34 is formed whole plastic bearing with fixed cover 31, base 10, ball assembly 20 etc.

As Figure 13 and shown in Figure 14, the utility model also provides a kind of vertical air conditioner, include: rotary shell 100, rotary component 200, and base 300, this rotary shell 100, this base 300 are individually fixed in the above and below of this rotary component 200, this rotary component 200 drives this rotary shell 100 and rotates with respect to this base 300, and described rotary component 200 adopts above-mentioned plastic bearing.

Be preferred embodiment of the present utility model only below, be not limited to the utility model, for a person skilled in the art, the utility model can have various changes and variation.All within spirit of the present utility model and principle, any modification of being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.

Claims

1. a plastic bearing is characterized in that, comprising:

Base (10) ringwise, has first slot rolling (11) on it;

Ball assembly (20) ringwise, comprises a plurality of balls (21);

Fixing-assembly (30), ringwise, has second slot rolling (32) on it, and be connected with described base (10), wherein, described ball assembly (20) is closed between described base (10) and the described fixing-assembly (30), and described a plurality of balls (21) match with described first slot rolling (11) and described second slot rolling (32).

2. plastic bearing according to claim 1 is characterized in that, described fixing-assembly (30) comprising:

Fixed cover (31) has second slot rolling (32) on it, and its periphery has flange (33), and a plurality of balls (21) shape is complementary in described second slot rolling (32) and the described ball assembly (20);

Fixing frame (34) has the back-up ring (35) that prevents that described fixed cover (31) from deviating from it, described back-up ring (35) is complementary with the flange (33) of described fixed cover (31), and described fixing frame (34) is connected with described base (10).

3. plastic bearing according to claim 1, it is characterized in that, described ball assembly (20) also comprises retainer (22), have a plurality of holes (23) on the described retainer (22), and deck (24) is located to be provided with in each described hole (23), and described a plurality of balls (21) are fastened on the described deck (24) in described a plurality of hole (23) respectively and locate.

4. plastic bearing according to claim 2 is characterized in that, described base (10) is provided with buckle (12), and described fixing frame (34) has grab (36), and described base (10) is fastened on described fixing frame (34).

5. plastic bearing according to claim 4 is characterized in that, described buckle (12) is a plurality of with described grab (36).

6. plastic bearing according to claim 1 is characterized in that, described base (10) has first screw hole (15), and described fixed cover (31) has and corresponding first screw perforation of described first screw hole (15) (39).

7. according to claim 1 or 6 described plastic bearings, it is characterized in that described fixed cover (31) has second screw hole (38), have on the described base (10) and corresponding second screw perforation of described second screw hole (38) (19).

8. plastic bearing according to claim 6 is characterized in that, described first screw hole (15) and first screw perforation (39) are arranged on the inboard of described ball assembly (20).

9. plastic bearing according to claim 5 is characterized in that, described buckle (12) and described grab (36) are arranged on the outside of described ball assembly (20).

10. vertical air conditioner, include: rotary shell (100), rotary component (200), and base (300), this rotary shell (100), this base (300) are individually fixed in the above and below of this rotary component (200), this rotary component (200) drives this rotary shell (100) and rotates with respect to this base (300), it is characterized in that described rotary component (200) adopts each described plastic bearing of claim 1-9.