CN202468676U - Transmission shaft, transmission structure and air-conditioner indoor unit - Google Patents
Transmission shaft, transmission structure and air-conditioner indoor unit Download PDFInfo
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- CN202468676U CN202468676U CN2012200891021U CN201220089102U CN202468676U CN 202468676 U CN202468676 U CN 202468676U CN 2012200891021 U CN2012200891021 U CN 2012200891021U CN 201220089102 U CN201220089102 U CN 201220089102U CN 202468676 U CN202468676 U CN 202468676U
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- transmission shaft
- elastic buckle
- shaft body
- face
- shaft head
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Abstract
The utility model discloses a transmission shaft which comprises a transmission shaft body, a shaft head part and two flat parts, wherein the shaft head part axially extends outwards from the end surface of the first end of the transmission shaft body; the cross section of the shaft head part is flat and square; the flat parts are positioned at two sides of the shaft head part; the transmission shaft also comprises a first elastic fastener; the first elastic fastener is arranged on one of the flat parts and extends outwards from the end surface of the first end of the transmission shaft body; and the hook part of the first elastic fastener and the end surface of the first end of the transmission shaft body form a first clamping position. According to the transmission shaft and the transmission structure provided by the utility model, the elastic fastener is arranged on the flat part(s) on one side or two sides of the shaft head part, the transmission shaft is ensured not to fall off after being mounted in a shaft hole; and meanwhile, compared with the structure that the fastener is designed on the shaft hole, the transmission shaft provided by the utility model also has the advantages of simple structure and convenience in machining. Besides, the utility model also discloses the transmission structure with the transmission shaft and an air-conditioner indoor unit employing the transmission structure.
Description
Technical field
The utility model relates to axle, particularly relates to a kind of transmission shaft, and has the drive mechanism of this transmission shaft, and uses the indoor apparatus of air conditioner of this drive mechanism.
Background technique
Existing various transmission shaft generally is that flat position cooperates in order to transmission with the cooperating structure of axis hole, and this kind cooperating structure is not enough for the axial freedom restriction that axis hole cooperates, and can cause axis hole to cooperate the defective that is prone to deviate from like this.For head it off, the axis hole of the employing band buckle that has, the axial freedom that cooperates through buckle restriction axis hole, yet, this kind cooperating structure more complicated, and the directivity of installing had relatively high expectations.
Summary of the invention
To above-mentioned existing technology present situation, the utility model first technical problem to be solved is, a kind of transmission shaft is provided, and it can limit the axial freedom that axis hole cooperates when cooperating with axis hole, and simple in structure.
The utility model second technical problem to be solved is, a kind of drive mechanism with above-mentioned transmission shaft is provided.
The utility model the 3rd technical problem to be solved is, a kind of indoor apparatus of air conditioner that uses above-mentioned drive mechanism is provided.
The utility model solves the technological scheme that above-mentioned first technical problem adopted: a kind of transmission shaft; Comprise transmission shaft body with first end and second end, the outward extending cross section of end face axial of this transmission shaft body first end is the shaft head of deltiod and the flat position portion that is positioned at these shaft head both sides certainly; Said transmission shaft also comprises outward extending first Elastic buckle of the end face from said transmission shaft body first end that is arranged in one of them said flat position portion, and the end face of the hook portion of this first Elastic buckle and said transmission shaft body first end forms first screens.
Therein among embodiment; Said transmission shaft also comprises outward extending second Elastic buckle of the end face from said transmission shaft body first end that is arranged in another said flat position portion, and the end face of the hook portion of this second Elastic buckle and said transmission shaft body first end forms second screens.
Among embodiment, the hook portion of said first Elastic buckle is positioned at the side of said first Elastic buckle back to said shaft head therein, and the hook portion of said second Elastic buckle is positioned at the side of said second Elastic buckle back to said shaft head.
Among embodiment, said first Elastic buckle and said second Elastic buckle all are arranged on the centerline direction of said shaft head, and both are arranged symmetrically in the both sides of said shaft head therein.
Therein among embodiment, be provided with gear at second end of said transmission shaft body.
The utility model solves above-mentioned second technological scheme that technical problem adopted: a kind of drive mechanism; Comprise transmission shaft and driven member; Said transmission shaft comprises transmission shaft body with first end and second end, the outward extending cross section of end face axial of this transmission shaft body first end is the shaft head of deltiod and the flat position portion that is positioned at these shaft head both sides certainly; Said driven member is provided with the deltiod axis hole with said shaft head Spielpassung; Said transmission shaft also comprises outward extending first Elastic buckle of the end face from said transmission shaft body first end that is arranged in one of them said flat position portion, and the end face of the hook portion of this first Elastic buckle and said transmission shaft body first end forms first screens; On said driven member, also be provided with first block button hole that supplies said first Elastic buckle to pass; In the time of in said shaft head inserts said axis hole, said first Elastic buckle passes said first block button hole, and said driven member is stuck in said first screens.
Therein among embodiment; Said transmission shaft also comprises outward extending second Elastic buckle of the end face from said transmission shaft body first end that is arranged in another said flat position portion, and the end face of the hook portion of this second Elastic buckle and said transmission shaft body first end forms second screens; On said driven member, also be provided with second block button hole that supplies said second Elastic buckle to pass; In the time of in said shaft head inserts said axis hole, said second Elastic buckle passes said second block button hole, and said driven member is stuck in said second screens.
Among embodiment, the hook portion of said first Elastic buckle is positioned at the side of said first Elastic buckle back to said shaft head therein, and the hook portion of said second Elastic buckle is positioned at the side of said second Elastic buckle back to said shaft head.
Among embodiment, said first Elastic buckle and said second Elastic buckle all are arranged on the centerline direction of said shaft head, and both are arranged symmetrically in the both sides of said shaft head therein; Said first block button hole, said second block button hole and said axis hole communicate with each other and constitute the cross symmetric shape.
Therein among embodiment, be provided with gear at second end of said transmission shaft body.
The utility model solves above-mentioned the 3rd technological scheme that technical problem adopted: a kind of indoor apparatus of air conditioner; Comprise wind deflector, connecting rod, first drive motor and second drive motor; The inner of said connecting rod is connected with said first drive motor through rack and pinion drive mechanism, and the outer end of said connecting rod is equipped with said second drive motor; Said indoor apparatus of air conditioner also comprises described drive mechanism, and second end of said transmission shaft body is connected with the output shaft of said second drive motor, and said driven member is arranged on the said wind deflector.
Compared with prior art, the utility model has the advantages that:
1, the utility model provided transmission shaft and drive mechanism; The flat position portion of shaft head one or both sides is provided with Elastic buckle; Guaranteed can not come off after transmission shaft and axis hole are installed, and, compared to buckle is designed the structure on axis hole; The transmission shaft that the utility model provided also has simple in structure, advantage easy to process;
2, the utility model provided transmission shaft and drive mechanism, the every half-twist in the hole on transmission shaft and the driven member can be installed smoothly, and the directivity of installing is required to reduce, and has guaranteed the convenience of installing.
Description of drawings
Fig. 1 is the plan view of the transmission shaft among one of them embodiment of the utility model;
Fig. 2 is the schematic perspective view of transmission shaft shown in Figure 1;
Fig. 3 is installed in the schematic representation of connecting rod outer end for transmission shaft shown in Figure 1;
Fig. 4 is the schematic representation of the wind-guiding plate hole that matches with transmission shaft shown in Figure 1; And
Fig. 5 is transmission shaft shown in Figure 1 and wind-guiding plate hole erection drawing.
More than each figure in, 1-transmission shaft, 11-transmission shaft body, first end of 111-transmission shaft body, the end face of first end of 111a-transmission shaft body; Second end of 112-transmission shaft body, 113-gear, 12-shaft head, 13, the flat position of 14-portion, 15-first Elastic buckle; The hook portion of 151-first Elastic buckle, 16-second Elastic buckle, the hook portion of 161-second Elastic buckle, 2-driven member, 21-through hole; The 211-axis hole, 212-first block button hole, 213-second block button hole, 3-connecting rod, 4-wind deflector.
Embodiment
Transmission shaft structure among one of them embodiment of the utility model is used for the transmission of indoor apparatus of air conditioner wind deflector 4, and drive mechanism mainly is made up of transmission shaft 1 and driven member 2.
Referring to Fig. 1 and Fig. 2; Transmission shaft 1 is main by the transmission shaft body 11 with first end 111 and second end 112; From the axial outward extending cross section of the end face 111a of these transmission shaft body 11 first ends 111 shaft head 12 that is deltiod; And first Elastic buckle 15 and second Elastic buckle 16 that are separately positioned in the flat position portion 13,14 of these shaft head 12 both sides constitute; The hook portion 151 of first Elastic buckle 15 and the hook portion of second Elastic buckle 16 161 form first screens and second screens respectively with the end face 111a of transmission shaft body 11 first ends 111, and when the through hole 21 on the transmission shaft 1 insertion driven member 2, driven member 2 snaps in first screens and second screens; Thereby limited the axial freedom that axis hole cooperates, guaranteed can not come off after transmission shaft and axis hole are installed.
Because the structure of transmission shaft 1 is not centrosymmetric; For the convenience that guarantees to install; The hook portion 151 of said first Elastic buckle 15 is positioned at the side of said first Elastic buckle 15 back to said shaft head 12, and the hook portion 161 of said second Elastic buckle 16 is positioned at the side of said second Elastic buckle 16 back to said shaft head 12.And said first Elastic buckle 15 all is arranged on the centerline direction of said shaft head 12 with said second Elastic buckle 16, and both are arranged symmetrically in the both sides of said shaft head 12.Like this, transmission shaft 1 every half-twist can be installed in the through hole 21 on the driven member 2.
Preferably, be provided with gear 113, play gearing at said transmission shaft body 11 second ends 112.
Referring to Fig. 3; During use; The inner of connecting rod 3 is connected with first drive motor (not shown on the figure) through rack and pinion drive mechanism (not shown on the figure); The outer end of connecting rod 3 is equipped with second drive motor (not shown on the figure) and said transmission shaft 1, and the gear 113 of transmission shaft 1 second end 112 is connected with the output shaft of second drive motor.
Referring to Fig. 4; Driven member 2 is provided with through hole 21; This through hole 21 is made up of deltiod axis hole 211 and first block button hole 212 and second block button hole 213 that are arranged on axis hole 211 both sides; Axis hole 211 and shaft head 12 Spielpassung, first block button hole 212 and second block button hole 213 supply first Elastic buckle 15 and second Elastic buckle 16 to pass respectively.Referring to Fig. 5; During assembling; Shaft head 12 is inserted in the axis hole 211; Said first Elastic buckle 15 and second Elastic buckle 16 pass said first block button hole 212 and second block button hole 213 respectively, said driven member 2 is stuck in said first screens and said second screens, thereby driven member 2 is played the effect of limit axial degrees of freedom.
Same; For the ease of installing; Said first block button hole 212 and said second block button hole 213 are arranged symmetrically in the both sides of said axis hole 211, and said first block button hole 212, said second block button hole 213 and said axis hole 211 communicate with each other and constitute the cross symmetric shape.Like this, transmission shaft 1 every half-twist can be installed in the through hole 21 on the driven member 2.
This shows; The transmission shaft of present embodiment and drive mechanism because the flat position portion of shaft head one or both sides is provided with Elastic buckle, have been guaranteed can not come off after the installation of transmission shaft and axis hole; And; Compared to buckle is designed the structure on axis hole, the transmission shaft of present embodiment also has advantage simple in structure, easy to process; In addition, the every half-twist of the through hole on transmission shaft and the driven member can be installed smoothly, and the directivity of installing is required to reduce, and has guaranteed the convenience of installing.
The above embodiment has only expressed several kinds of mode of executions of the utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the utility model design, can also make some distortion and improvement, these all belong to the protection domain of the utility model.Therefore, the protection domain of the utility model patent should be as the criterion with accompanying claims.
Claims (11)
1. transmission shaft; Comprise transmission shaft body with first end and second end, the outward extending cross section of end face axial of this transmission shaft body first end is the shaft head of deltiod and the flat position portion that is positioned at these shaft head both sides certainly; It is characterized in that; Said transmission shaft also comprises outward extending first Elastic buckle of the end face from said transmission shaft body first end that is arranged in one of them said flat position portion, and the end face of the hook portion of this first Elastic buckle and said transmission shaft body first end forms first screens.
2. transmission shaft according to claim 1; It is characterized in that; Said transmission shaft also comprises outward extending second Elastic buckle of the end face from said transmission shaft body first end that is arranged in another said flat position portion, and the end face of the hook portion of this second Elastic buckle and said transmission shaft body first end forms second screens.
3. transmission shaft according to claim 2; It is characterized in that; The hook portion of said first Elastic buckle is positioned at the side of said first Elastic buckle back to said shaft head, and the hook portion of said second Elastic buckle is positioned at the side of said second Elastic buckle back to said shaft head.
4. transmission shaft according to claim 3 is characterized in that, said first Elastic buckle and said second Elastic buckle all are arranged on the centerline direction of said shaft head, and both are arranged symmetrically in the both sides of said shaft head.
5. according to any described transmission shaft in the claim 1 to 4, it is characterized in that, be provided with gear at second end of said transmission shaft body.
6. drive mechanism; Comprise transmission shaft and driven member; Said transmission shaft comprises transmission shaft body with first end and second end, the outward extending cross section of end face axial of this transmission shaft body first end is the shaft head of deltiod and the flat position portion that is positioned at these shaft head both sides certainly; Said driven member is provided with the deltiod axis hole with said shaft head Spielpassung; It is characterized in that said transmission shaft also comprises outward extending first Elastic buckle of the end face from said transmission shaft body first end that is arranged in one of them said flat position portion, the end face of the hook portion of this first Elastic buckle and said transmission shaft body first end forms first screens; On said driven member, also be provided with first block button hole that supplies said first Elastic buckle to pass; In the time of in said shaft head inserts said axis hole, said first Elastic buckle passes said first block button hole, and said driven member is stuck in said first screens.
7. drive mechanism according to claim 6; It is characterized in that; Said transmission shaft also comprises outward extending second Elastic buckle of the end face from said transmission shaft body first end that is arranged in another said flat position portion, and the end face of the hook portion of this second Elastic buckle and said transmission shaft body first end forms second screens; On said driven member, also be provided with second block button hole that supplies said second Elastic buckle to pass; In the time of in said shaft head inserts said axis hole, said second Elastic buckle passes said second block button hole, and said driven member is stuck in said second screens.
8. drive mechanism according to claim 7; It is characterized in that; The hook portion of said first Elastic buckle is positioned at the side of said first Elastic buckle back to said shaft head, and the hook portion of said second Elastic buckle is positioned at the side of said second Elastic buckle back to said shaft head.
9. drive mechanism according to claim 8 is characterized in that, said first Elastic buckle and said second Elastic buckle all are arranged on the centerline direction of said shaft head, and both are arranged symmetrically in the both sides of said shaft head; Said first block button hole, said second block button hole and said axis hole communicate with each other and constitute the cross symmetric shape.
10. according to any described drive mechanism in the claim 6 to 9, it is characterized in that, be provided with gear at second end of said transmission shaft body.
11. an indoor apparatus of air conditioner comprises wind deflector, connecting rod, first drive motor and second drive motor, the inner of said connecting rod is connected with said first drive motor through rack and pinion drive mechanism, and the outer end of said connecting rod is equipped with said second drive motor; It is characterized in that said indoor apparatus of air conditioner comprises that also second end of said transmission shaft body is connected with the output shaft of said second drive motor like any described drive mechanism in the claim 6 to 10, said driven member is arranged on the said wind deflector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200891021U CN202468676U (en) | 2012-03-09 | 2012-03-09 | Transmission shaft, transmission structure and air-conditioner indoor unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200891021U CN202468676U (en) | 2012-03-09 | 2012-03-09 | Transmission shaft, transmission structure and air-conditioner indoor unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202468676U true CN202468676U (en) | 2012-10-03 |
Family
ID=46916835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200891021U Ceased CN202468676U (en) | 2012-03-09 | 2012-03-09 | Transmission shaft, transmission structure and air-conditioner indoor unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202468676U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104949310A (en) * | 2014-03-27 | 2015-09-30 | 广东美的集团芜湖制冷设备有限公司 | Air-conditioner and air guide plate thereof |
| CN108562029A (en) * | 2018-03-28 | 2018-09-21 | 珠海格力电器股份有限公司 | Fastener and air conditioner with it |
-
2012
- 2012-03-09 CN CN2012200891021U patent/CN202468676U/en not_active Ceased
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104949310A (en) * | 2014-03-27 | 2015-09-30 | 广东美的集团芜湖制冷设备有限公司 | Air-conditioner and air guide plate thereof |
| CN108562029A (en) * | 2018-03-28 | 2018-09-21 | 珠海格力电器股份有限公司 | Fastener and air conditioner with it |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| IW01 | Full invalidation of patent right | ||
| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20161103 Decision number of declaring invalidation: 30406 Granted publication date: 20121003 |