CN107588155B - Gear rack transmission mechanism and air conditioner - Google Patents
Gear rack transmission mechanism and air conditioner Download PDFInfo
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- CN107588155B CN107588155B CN201710983810.7A CN201710983810A CN107588155B CN 107588155 B CN107588155 B CN 107588155B CN 201710983810 A CN201710983810 A CN 201710983810A CN 107588155 B CN107588155 B CN 107588155B
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Abstract
The invention provides a gear-rack transmission mechanism, which comprises a gear and a rack, wherein the gear ring is provided with a plurality of gear teeth, the rack comprises a rack body, the rack body is provided with a plurality of rack teeth in a row, the gear teeth are connected with a gear tooth guide body which can guide the rack teeth to fall into tooth grooves of the gear teeth so as to engage the gear teeth and the rack teeth, the gear teeth and the gear tooth guide body are sequentially arranged along the tooth width direction of the gear teeth, and the tooth thickness of the gear tooth guide body is smaller than that of the gear teeth. The invention further provides an air conditioner, which is provided with the gear rack transmission mechanism. The gear rack transmission mechanism and the air conditioner can realize the rapid installation of the movable panel of the air conditioner, thereby being beneficial to improving the working efficiency of the assembly of the air conditioner and improving the quality and the user satisfaction of the air conditioner.
Description
Technical Field
The invention belongs to the technical field of mechanical transmission, and particularly relates to a gear rack transmission mechanism and an air conditioner.
Background
Along with the demand of people on living environment increases gradually, the shape of the indoor unit of the cabinet air conditioner also develops into a cylinder with graceful lines gradually, and the air outlet of the indoor unit of the cabinet air conditioner is provided with two movable panels, when the indoor unit of the cabinet air conditioner works, the two movable panels move away from each other to open the air outlet, and when the indoor unit of the cabinet air conditioner stops working, the two movable panels move in opposite directions to close the air outlet, so that the overall sense and the aesthetic degree of the indoor unit of the cabinet air conditioner are increased.
Referring to fig. 1 to 2, at present, a movable panel 12 of an air outlet of an indoor unit 11 of a cabinet air conditioner mainly adopts a gear-rack transmission mechanism, wherein the gear-rack transmission mechanism comprises a gear 13, a rack 14 and a rack guide rail 15, the gear 13 and the rack guide rail 15 are respectively arranged on the indoor unit 11 of the cabinet air conditioner, and the rack guide rail 15 is positioned below the gear 13; the rack 14 is mounted on one side (and the side facing away from the operator) of the movable panel 12, facing the indoor unit 11 of the cabinet air conditioner, the rack 14 comprises a rack body 141 meshed with the gear 13, and a guide block 142 capable of moving on the rack guide rail 15, the guide block 142 is arranged below the rack body 141, and the rack 14 can be driven to move on the rack guide rail 15 by driving the gear 13 to rotate, so that the movable panel 12 is driven to move, and finally the air outlet is opened or closed.
In the process of manufacturing and assembling the indoor unit 11 of the cabinet air conditioner, an operator needs to install the movable panel 12 on the main body of the indoor unit 11 of the cabinet air conditioner, referring to fig. 3, during the installation process, the operator needs to approach the movable panel 12 to the air outlet and locate the rack 14 above the gear 13, then descend the movable panel 12, so that the guide block 142 on the rack 14 falls into the rack guide 15, and make a part of the rack teeth 143 on the rack body 141 assemble into the tooth grooves of a part of the gear teeth 131 on the gear 13 from one side of the gear 13 facing away from the rack guide 15 to the direction of the rack guide 15 (i.e. from top to bottom), so that the gear 13 and the rack 14 are meshed with each other.
Because the rack 14 is disposed on the side of the movable panel 12 facing the indoor unit 11 of the cabinet air conditioner (i.e., the side facing away from the operator), as shown in fig. 4, when the movable panel is installed, the operator cannot see the matching state of the gear 13 and the rack 14, and cannot ensure that the rack teeth 143 of the rack 14 accurately enter the tooth grooves of the gear teeth 131 of the gear 13, so that the gear 13 and the rack 14 collide with each other, the operator needs to try for several times to complete the assembly, and the assembly work efficiency is reduced; meanwhile, because the movable panel 12 is heavy, the mutual collision of the gear 13 and the rack 14 is very easy to cause the inclination of the motor shaft of the gear 13, thereby reducing the meshing precision of the gear 13 and the rack 14, further causing the unsmooth movement of the movable panel 12 and the generation of noise, and reducing the quality and user satisfaction of the indoor unit 11 of the cabinet air conditioner.
Therefore, the gear rack transmission mechanism is designed, the movable panel of the air conditioner can be quickly installed, the working efficiency of the air conditioner assembly is improved, and the quality and the user satisfaction of the air conditioner are improved.
Disclosure of Invention
Aiming at the technical problems, the invention provides the gear rack transmission mechanism and the air conditioner, which can realize the rapid installation of the movable panel of the air conditioner, thereby being beneficial to improving the working efficiency of the assembly of the air conditioner and improving the quality and the user satisfaction of the air conditioner.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the utility model provides a rack and pinion drive mechanism, sets up on the air conditioner that has movable panel, rack and pinion drive mechanism includes intermeshing in order to drive movable panel is in the gear and the rack that removes on the air conditioner, the gear install in on the air conditioner, the rack install in movable panel is towards the side of air conditioner, the gear ring is equipped with a plurality of gear teeth, the rack includes the rack body, the rack body has arranged a plurality of rack teeth, the gear tooth is connected with can guide the rack tooth falls into in the tooth's the tooth socket and then meshes gear tooth and the gear tooth guide body of rack tooth, gear tooth and gear tooth guide body are followed the width direction of gear tooth sets gradually, the tooth thickness of gear tooth guide body is less than the tooth thickness of gear tooth.
Preferably, the tooth thickness of the gear tooth guide body increases in order in a direction approaching the gear tooth, and the tooth thickness of the gear tooth guide body at the connecting end of the gear tooth is equal to the tooth thickness of the gear tooth.
Preferably, a rounded corner is arranged between the side surface of the gear tooth guide body and the end surface of the gear, which is far away from one end of the gear tooth.
Preferably, the rack teeth are connected with rack teeth guiding bodies capable of guiding the gear teeth guiding bodies to enter the rack teeth grooves to engage the gear teeth and the rack teeth, the rack teeth and the rack teeth guiding bodies are sequentially arranged along the tooth width direction of the rack teeth, and the tooth thickness of the rack teeth guiding bodies is smaller than that of the rack teeth.
Preferably, the gear tooth guide body and the rack tooth guide body are disposed opposite to each other in the axial direction of the gear.
Preferably, the tooth thickness of the rack tooth guide body is sequentially increased along the direction close to the rack tooth, and the tooth thickness of the connecting end of the rack tooth guide body and the rack tooth is equal to the tooth thickness of the rack tooth.
Preferably, a rounded corner is arranged between the side surface of the rack tooth guide body and the end surface of the rack body, which is far away from one end of the rack tooth.
Preferably, the rack and pinion transmission mechanism further comprises a rack guide rail, the rack guide rail is installed on the air conditioner and located below the gear, and a guide block capable of moving in the rack guide rail to drive the movable panel to move is arranged at the lower end of the rack.
Preferably, the gear tooth guide body is arranged at one side of the gear tooth facing away from the rack guide rail, and the rack tooth guide body is arranged at one side of the rack tooth facing towards the rack guide rail.
The air conditioner comprises a movable panel, wherein the air conditioner is provided with the gear rack transmission mechanism, the gear is arranged on the air conditioner, and the rack is arranged on the side surface, facing the air conditioner, of the movable panel.
Compared with the prior art, the invention has the advantages and positive effects that:
1. according to the gear-rack transmission mechanism, when the gear and the rack body are assembled, the gear teeth are provided with the gear tooth guide bodies towards one side of the rack teeth, the gear teeth and the gear tooth guide bodies are sequentially arranged along the tooth width direction of the gear teeth, and the tooth thickness of the gear tooth guide bodies is smaller than that of the gear teeth, so that the rack teeth are guided to fall into tooth grooves of the gear teeth to further mesh with the gear teeth and the rack teeth, the movable panel of the air conditioner can be rapidly installed, the assembly working efficiency of the air conditioner is improved, and the quality and the user satisfaction of the air conditioner are improved.
2. According to the gear-rack transmission mechanism, when the gear and the rack body are assembled, the rack teeth are provided with the rack teeth guide body towards one side of the gear teeth guide body, the rack teeth guide body and the rack teeth are sequentially arranged along the tooth width direction of the rack teeth, and the tooth thickness of the rack teeth guide body is smaller than that of the rack teeth, so that the gear teeth guide body is guided to rapidly enter tooth grooves of the rack teeth to further engage the gear teeth and the rack teeth, the installation efficiency of the movable panel of the air conditioner is further improved, and the quality and the user satisfaction of the air conditioner are further improved.
Drawings
Fig. 1 is a schematic view illustrating a structure of an indoor unit of a cabinet air conditioner having a movable panel according to the prior art of the present invention;
FIG. 2 is a schematic view illustrating the installation of a movable panel of an indoor unit of a cabinet air conditioner according to the prior art;
FIG. 3 is a schematic view of the assembly of gears and racks of a rack and pinion drive mechanism during installation of a removable panel in accordance with the prior art of the present invention;
FIG. 4 is a schematic diagram showing the assembly of gears and racks of a rack and pinion drive mechanism during installation of a removable panel according to the present invention;
FIG. 5 is a schematic diagram of a gear structure of a rack and pinion transmission mechanism according to the present invention;
FIG. 6 is a schematic diagram of a rack structure of the rack and pinion gear mechanism according to the present invention;
FIG. 7 is an enlarged view of the structure of FIG. 6 at A;
FIG. 8 is a schematic diagram of the rack and pinion assembly of the rack and pinion drive of the present invention;
FIG. 9 is a schematic view of the assembly of the gear and rack of the rack and pinion mechanism of the present invention when installed in an air conditioner;
fig. 10 is an enlarged view of the structure at B in fig. 8.
In the above figures:
11. indoor unit of cabinet air conditioner; 111. an air outlet; 12. a movable panel; 13. a gear; 14. a rack; 141. a rack body; 142. a guide block; 143. rack teeth; 15. a rack guide rail;
2. an air conditioner; 21. an air outlet; 3. a gear; 31. gear teeth; 32. a gear tooth guide; 4. a rack; 41. a rack body; 411. rack teeth; 412. a rack tooth guide body; 42. a guide block; 5. and a rack guide rail.
Detailed Description
The present invention will be specifically described below by way of exemplary embodiments. It is to be understood that elements, structures, and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.
In the description of the present invention, it should be noted that the positional or positional relationship indicated by the terms such as "inner", "outer", "upper", "lower", "front", "rear", etc. are based on the positional relationship shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 5 and 8 to 10, the present invention proposes a rack and pinion transmission mechanism disposed in an air conditioner 2 having a movable panel, the rack and pinion transmission mechanism includes a gear 3 and a rack 4, the gear 3 and the rack 4 can be meshed with each other to drive the movable panel to move on the air conditioner 2, in one embodiment of the present invention, the movable panel is disposed at an air outlet 21 of the air conditioner, and the air outlet 21 can be opened or closed by moving the movable panel. Specifically, the gear 3 is mounted on the body of the air conditioner 2, the rack 4 is mounted on the side of the movable panel facing the body of the air conditioner 2 (i.e., the side facing away from the operator), the gear 3 is provided with a plurality of gear teeth 31 in a ring, the rack 4 comprises a rack body 41, the rack body 41 is provided with a plurality of rack teeth 411 in a row, and the gear teeth 31 and the rack teeth 411 can be meshed with each other to enable the gear 3 and the rack body 41 to mesh. Since the rack 4 is mounted on the side surface of the movable panel facing away from the operator, when the operator mounts the movable panel, in order to realize rapid assembly of the gear 3 and the rack 4 and avoid collision between the gear 3 and the rack 4, the gear teeth 31 are integrally connected with a gear tooth guide body 32, the gear tooth guide body 32 and the gear teeth 31 are sequentially arranged along the tooth width direction of the gear teeth 31, and the gear tooth guide body 32 is arranged on one side of the rack body 41 when the gear 3 and the rack body 41 are assembled; the tooth thickness of the gear tooth guide bodies 32 is smaller than that of the gear teeth 31, so that the distance between two adjacent gear tooth guide bodies 32 is increased, namely the tooth groove thickness of the gear tooth guide bodies 32 is increased, the rack teeth 411 are led to fall into the tooth grooves of the gear tooth guide bodies 32 from one axial end of the gear 3, and then enter the tooth grooves of the gear tooth 31, the gear 3 and the rack body 41 are assembled and meshed quickly, the assembly efficiency of the gear-rack transmission mechanism is improved, the quick installation of the movable panel of the air conditioner can be realized, the assembly working efficiency of the air conditioner 2 is improved, and the quality and the user satisfaction of the air conditioner 2 are improved.
Further, with continued reference to fig. 5, in order to smoothly drop the rack teeth 411 from the tooth grooves of the gear tooth guide 32 into the tooth grooves of the gear teeth 31, the tooth thickness of the gear tooth guide 32 increases in sequence in a direction approaching the gear teeth 31, and the tooth thickness of the connecting end of the gear tooth guide 32 and the gear teeth 31 is equal to the tooth thickness of the gear teeth 31, so that the side surfaces of the gear tooth guide 32 are formed to have inclined surfaces with a certain gradient, which is advantageous for smoothly guiding the rack teeth 411 to drop into the tooth grooves of the gear teeth 31.
Further, rounded corners are disposed between the two sides of the gear tooth guide 32 and the end face of the gear 3 away from one end of the gear tooth 31 (i.e. the end face close to the gear tooth guide 32), so that when the gear tooth guide 32 is assembled with the rack body 41, the smoothness of the gear tooth guide 32 towards one end of the rack tooth 411 is further increased, so that the gear tooth guide 32 is prevented from scratching or damaging the side face of the rack tooth 411, the rack tooth 411 is further facilitated to fall into the tooth slot of the gear tooth guide 32, and the assembly efficiency and quality of the gear-rack transmission mechanism of the invention are further improved, and the assembly work efficiency and quality stability of the air conditioner 2 are further improved.
It should be noted that, when the gear tooth guide 32 is disposed away from the end of the gear tooth 31, that is, when the gear 3 and the rack body 41 are assembled, the smaller the tooth thickness of the end of the gear tooth guide 3 facing the rack 4, the more advantageous is to guide the rack tooth 411 to fall into the tooth slot of the gear tooth guide 32, that is, the tooth thickness of the end of the gear tooth guide 32 away from the gear tooth 31 may be zero at a minimum, that is, the two sides of the gear tooth guide 32 coincide at the end away from the gear tooth 31 such that the cross section of the gear tooth guide 32 parallel to the axial direction of the gear 3 is triangular.
It should be noted that, the width of the gear teeth 31 needs to ensure the meshing stiffness with the rack teeth 411 so that the movable panel can move smoothly, and under the condition that the meshing stiffness of the gear teeth 31 and the rack teeth 411 meet the requirement, the larger the width of the gear teeth guide body 32, the smaller the inclination angle of the side surface of the gear teeth guide body 32, the more favorable the rack teeth 411 fall into the tooth grooves of the gear teeth 31 smoothly, so as to further improve the assembly efficiency of the gear 3 and the rack body 41.
Preferably, the gear tooth guide 32 has a tooth width of at least one fourth of the tooth width of the gear tooth 31 under the condition that the meshing rigidity of the gear tooth 31 and the rack tooth 411 is ensured to satisfy the normal movement of the movable panel, so as to smoothly guide the rack tooth 411 to fall into the tooth slot of the gear tooth 31.
Referring to fig. 6 to 10, in order to further improve the assembly efficiency of the gear 3 and the rack body 41, the rack teeth 411 are integrally connected with a rack tooth guide 412, the rack tooth guide 412 and the rack teeth 411 are sequentially disposed along the tooth width direction of the rack teeth 411, and the rack tooth guide 412 is disposed at a side facing the gear 3 when the rack body 41 is assembled with the gear 3, that is, the gear tooth guide 32 and the rack tooth guide 412 are disposed away from each other in the axial direction of the gear 3. The gear tooth guide 32 and the rack tooth guide 412 are disposed opposite to each other when the gear 3 and the rack body 41 are assembled, and the gear tooth guide 32 and the rack tooth guide 412 are disposed opposite to each other when the gear 3 and the rack body 41 are assembled; the tooth thickness of the rack teeth guide body 412 is smaller than that of the rack teeth 411, so that the interval between two adjacent rack teeth guide bodies 412 is increased, that is, the tooth space thickness of the rack teeth guide body 412 is increased, which is beneficial to guiding the gear teeth guide body 32 to enter the tooth space of the rack teeth guide body 412 and then enter the tooth space of the rack teeth 411, and further, the gear 3 and the rack body 41 are rapidly assembled and meshed, so that the assembly efficiency of the gear-rack transmission mechanism is further improved, and the assembly working efficiency of the air conditioner 2, the quality of the air conditioner 2 and the user satisfaction degree can be further improved.
With continued reference to fig. 6 and 7, in order to smoothly allow the gear tooth guide 32 to enter the tooth slot of the rack tooth 411 from the tooth slot of the rack tooth guide 412 to avoid the gear tooth guide 32 from scratching or damaging the side surface of the rack tooth guide 412, the tooth thickness of the rack tooth guide 412 increases in sequence in a direction approaching the rack tooth 411, and the tooth thickness of the connection end of the rack tooth guide 412 with the rack tooth 411 is equal to the tooth thickness of the rack tooth 411, so that the side surface of the rack tooth guide 412 is formed as an inclined surface having a certain inclined angle, which is advantageous for smoothly guiding the gear tooth guide 32 into the tooth slot of the rack tooth 411.
Further, rounded corners are disposed between the two sides of the rack teeth guide 412 and the end face of the rack body 41 away from the rack teeth 411 (i.e. the end face close to the rack teeth guide 412), so that the smoothness of the rack teeth guide 412 towards one end of the gear teeth guide 32 is further increased when the rack teeth guide 412 and the gear teeth guide 32 are assembled, the gear teeth guide 32 is further facilitated to enter the tooth grooves of the rack teeth guide 412, and the assembly efficiency and quality of the rack-and-pinion transmission mechanism of the invention are further improved, and the assembly working efficiency and quality stability of the air conditioner are further improved.
It should be noted that, when the rack tooth guide 412 is assembled with the rack body 41, that is, when the rack 3 is assembled with the rack body 41, the smaller the tooth thickness of the end of the rack tooth guide 412 facing the gear tooth guide 32, the more advantageous is guiding the gear tooth guide 32 into the tooth slot of the rack tooth guide 412, that is, the minimum tooth thickness of the end of the rack tooth guide 412 facing away from the rack tooth 411 may be zero, that is, the two sides of the rack tooth guide 412 overlap at the end facing away from the rack tooth 411 so that the cross section of the rack tooth guide 412 parallel to the axial direction of the rack body 41 is triangular.
It should be noted that, the larger the tooth width of the rack-tooth guide 412 is, the smaller the inclination angle of the side surface of the rack-tooth guide 412 is, which is more favorable for the gear teeth 31 to smoothly fall into the tooth grooves of the rack-tooth guide 412, so as to further improve the assembly efficiency of the gear 3 and the rack body 41.
In one embodiment of the present invention, the sum of the tooth widths of the gear teeth 31 and the gear tooth guide 32 is less than or equal to the tooth width of the rack teeth 411, and when the assembly of the gear 3 and the rack body 41 is completed, the gear teeth 31 are all engaged with the rack teeth 411 in the tooth width direction, and the tooth width of the rack tooth guide 412 does not affect the engagement rigidity of the gear 3 and the rack body 41, so that the tooth width of the rack tooth guide 412 can be increased as much as possible under the condition of satisfying the space.
In another embodiment of the present invention, the sum of the tooth widths of the gear teeth 31 and the gear tooth guide 32 is larger than the tooth width of the rack teeth 411, and when the assembly of the gear 3 and the rack body 41 is completed, the rack teeth 411 are partially meshed with the gear teeth 31 along the tooth width direction, and when the sum of the tooth widths of the rack teeth 411 and the rack tooth guide 412 is kept constant, the larger the tooth width of the rack tooth guide 412 is, the smaller the tooth width of the rack tooth 411 is, that is, the meshing stiffness of the gear 3 and the rack body 41 is correspondingly reduced, and at this time, the tooth width of the rack tooth guide 412 needs to comprehensively consider factors such as the meshing stiffness of the gear 3 and the rack body 41.
Referring to fig. 8 to 10, the rack-and-pinion transmission mechanism of the present invention further includes a rack rail 5, the rack rail 5 is mounted on the air conditioner 2 and located below the gear 3, the rack 4 further includes two guide blocks 42, the guide blocks 42 are disposed at the lower end of the rack body 41, the guide blocks 42 can move in the rack rail 5 to drive the rack 4 and the movable panel to move, and the two guide blocks 42 are disposed at opposite ends of the rack 4, respectively, to increase the stability of movement of the rack 4 and the movable panel.
Further, when the movable panel is installed, the rack 4 needs to fall into the tooth groove of the gear 3 from the side, i.e. the upper side, of the gear 3 facing away from the rack guide rail 5, so that the gear tooth guide body 32 is disposed on the side, facing away from the rack guide rail 5, of the gear tooth 31, and the rack tooth guide body 412 is disposed on the side, facing toward the rack guide rail 5, of the rack tooth 411, so that the rack tooth guide body 412 is guided to smoothly fall into the tooth groove of the gear tooth guide body 32, thereby realizing rapid assembly and engagement of the rack-and-pinion transmission mechanism of the present invention.
The present invention further proposes an air conditioner 2, comprising a movable panel, and the aforementioned rack-and-pinion transmission mechanism, wherein the gear 3 is mounted on the body of the air conditioner 2, the rack 4 is mounted on the side of the movable panel facing the body of the air conditioner 2 (i.e. the side facing away from the operator), and the movable panel is moved on the air conditioner 2 by driving the gear 3 to rotate along the rack body 41, so as to open or close the air conditioner 2, which will not be described in detail herein.
The foregoing description is only of the preferred embodiments of the present application and is presented as a description of the principles of the technology being utilized. It will be appreciated by persons skilled in the art that the scope of the invention referred to in this application is not limited to the specific combinations of features described above, but it is intended to cover other embodiments in which any combination of features described above or equivalents thereof is possible without departing from the spirit of the invention. Such as the above-described features and technical features having similar functions (but not limited to) disclosed in the present application are replaced with each other.
Claims (6)
1. The utility model provides a rack and pinion drive mechanism, sets up on air conditioner (2) that have movable panel, rack and pinion drive mechanism includes intermeshing in order to drive movable panel is in gear (3) and rack (4) that remove on air conditioner (2), gear (3) install in on air conditioner (2), rack (4) install in movable panel orientation the side of air conditioner (2), gear (3) ring is equipped with a plurality of gear teeth (31), rack (4) include rack body (41), rack body (41) are arranged and are equipped with a plurality of rack teeth (411), its characterized in that: the gear teeth (31) are connected with gear tooth guide bodies (32) which can guide the rack teeth (411) to fall into tooth grooves of the gear teeth (31) so as to be meshed with the gear teeth (31) and the rack teeth (411), the gear teeth (31) and the gear tooth guide bodies (32) are sequentially arranged along the tooth width direction of the gear teeth (31), and the tooth thickness of the gear tooth guide bodies (32) is smaller than that of the gear teeth (31);
the rack teeth (411) are connected with rack teeth guide bodies (412) which can guide the gear teeth guide bodies (32) to enter tooth grooves of the rack teeth (411) so as to engage the gear teeth (31) and the rack teeth (411), and the tooth thickness of the rack teeth guide bodies (412) is smaller than that of the rack teeth (411);
the side surface of the rack tooth guide body is an inclined surface with a certain inclination angle; the tooth width of the gear tooth guide is at least one quarter of the tooth width of the gear tooth;
the section of the rack tooth guide body parallel to the axial direction of the rack body is trapezoidal; the sum of the tooth widths of the gear teeth and the gear tooth guide body is smaller than or equal to the width of the rack teeth;
when the movable panel is installed on the body of the air conditioner, the rack teeth fall into tooth grooves of the gear tooth guide body from one axial end of the gear through the rack tooth guide body, and then enter into the tooth grooves of the gear tooth, so that the gear and the rack are meshed;
the tooth thickness of the gear tooth guide body (32) sequentially increases along the direction approaching the gear tooth (31), and the tooth thickness of the connecting end of the gear tooth guide body (32) and the gear tooth (31) is equal to the tooth thickness of the gear tooth (31);
a rounding angle is arranged between the side surface of the gear tooth guide body (32) and the end surface of one end, far away from the gear tooth (31), of the gear (3);
the rack teeth (411) and the rack teeth guide body (412) are sequentially arranged along the tooth width direction of the rack teeth (411);
the tooth thickness of the rack tooth guide body (412) is sequentially increased along the direction close to the rack tooth (411), and the tooth thickness of the connecting end of the rack tooth guide body (412) and the rack tooth (411) is equal to the tooth thickness of the rack tooth (411).
2. A rack and pinion transmission mechanism as set forth in claim 1 wherein: the gear tooth guide body (32) and the rack tooth guide body (412) are respectively arranged opposite to each other along the axial direction of the gear (3).
3. A rack and pinion transmission mechanism as set forth in claim 1 wherein: a rounding angle is arranged between the side surface of the rack tooth guide body (412) and the end surface of the rack body (41) far away from one end of the rack tooth (411).
4. A rack and pinion transmission according to any one of claims 1 to 3 wherein: the gear rack transmission mechanism further comprises a rack guide rail (5), the rack guide rail (5) is arranged on the air conditioner and located below the gear (3), and a guide block (42) capable of moving in the rack guide rail (5) to drive the movable panel to move is arranged at the lower end of the rack (4).
5. The rack and pinion transmission mechanism of claim 4 wherein: the gear tooth guide body (32) is arranged on one side, away from the rack guide rail (5), of the gear tooth (31), and the rack tooth guide body (412) is arranged on one side, facing the rack guide rail (5), of the rack tooth (411).
6. An air conditioner, includes movable panel, its characterized in that: the air conditioner (2) is provided with the gear-rack transmission mechanism as claimed in any one of claims 1 to 5, the gear (3) is mounted on the air conditioner (2), and the rack (4) is mounted on the side surface of the movable panel, which faces the air conditioner (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710983810.7A CN107588155B (en) | 2017-10-20 | 2017-10-20 | Gear rack transmission mechanism and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710983810.7A CN107588155B (en) | 2017-10-20 | 2017-10-20 | Gear rack transmission mechanism and air conditioner |
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| Publication Number | Publication Date |
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| CN107588155A CN107588155A (en) | 2018-01-16 |
| CN107588155B true CN107588155B (en) | 2024-03-01 |
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| CN201710983810.7A Active CN107588155B (en) | 2017-10-20 | 2017-10-20 | Gear rack transmission mechanism and air conditioner |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2254131Y (en) * | 1996-02-27 | 1997-05-14 | 高北星 | Easy-to-axially-fit engaging gear |
| CN200958577Y (en) * | 2006-08-23 | 2007-10-10 | 上海高罗输送装备有限公司 | Rachet of improved conveyor nail catcher |
| CN101922164A (en) * | 2009-06-17 | 2010-12-22 | 抚顺矿业集团有限责任公司机械制造厂 | Pushing gear and rack |
| DE102009059063A1 (en) * | 2009-12-18 | 2011-06-22 | Blöcker, Detlef, 53572 | Variable gear assembly for rotary-translatory movement transformation, has gear body and guide rail with teething and with two lateral guide edges, where gear body is guided on guide rail in translatory motion |
| CN102778014A (en) * | 2012-07-17 | 2012-11-14 | 海信（山东）空调有限公司 | Panel mechanism, vertical air conditioner indoor unit and air conditioning device |
| CN206073392U (en) * | 2016-08-19 | 2017-04-05 | 宁波奥克斯空调有限公司 | A kind of driving means of sliding door of air conditioner |
| CN106642625A (en) * | 2017-01-04 | 2017-05-10 | 美的集团股份有限公司 | Rack and cabinet air conditioner |
| CN107143628A (en) * | 2016-10-13 | 2017-09-08 | 深圳市兆威机电有限公司 | Rack pinion component and drive apparatus |
| CN107246724A (en) * | 2016-08-19 | 2017-10-13 | 奥克斯空调股份有限公司 | A kind of drive device of sliding door of air conditioner |
| CN207297743U (en) * | 2017-10-20 | 2018-05-01 | 海信（山东）空调有限公司 | Rack and pinion drive mechanism and air conditioner |
-
2017
- 2017-10-20 CN CN201710983810.7A patent/CN107588155B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2254131Y (en) * | 1996-02-27 | 1997-05-14 | 高北星 | Easy-to-axially-fit engaging gear |
| CN200958577Y (en) * | 2006-08-23 | 2007-10-10 | 上海高罗输送装备有限公司 | Rachet of improved conveyor nail catcher |
| CN101922164A (en) * | 2009-06-17 | 2010-12-22 | 抚顺矿业集团有限责任公司机械制造厂 | Pushing gear and rack |
| DE102009059063A1 (en) * | 2009-12-18 | 2011-06-22 | Blöcker, Detlef, 53572 | Variable gear assembly for rotary-translatory movement transformation, has gear body and guide rail with teething and with two lateral guide edges, where gear body is guided on guide rail in translatory motion |
| CN102778014A (en) * | 2012-07-17 | 2012-11-14 | 海信（山东）空调有限公司 | Panel mechanism, vertical air conditioner indoor unit and air conditioning device |
| CN206073392U (en) * | 2016-08-19 | 2017-04-05 | 宁波奥克斯空调有限公司 | A kind of driving means of sliding door of air conditioner |
| CN107246724A (en) * | 2016-08-19 | 2017-10-13 | 奥克斯空调股份有限公司 | A kind of drive device of sliding door of air conditioner |
| CN107143628A (en) * | 2016-10-13 | 2017-09-08 | 深圳市兆威机电有限公司 | Rack pinion component and drive apparatus |
| CN106642625A (en) * | 2017-01-04 | 2017-05-10 | 美的集团股份有限公司 | Rack and cabinet air conditioner |
| CN207297743U (en) * | 2017-10-20 | 2018-05-01 | 海信（山东）空调有限公司 | Rack and pinion drive mechanism and air conditioner |
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| CN107588155A (en) | 2018-01-16 |
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| CB02 | Change of applicant information | ||
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Address after: 266736 No. 151 Zhuzhou Road, Laoshan District, Qingdao City, Shandong Province Applicant after: HISENSE (SHANDONG) AIR-CONDITIONING Co.,Ltd. Address before: 266736 Hisense Road 1, South Village Town, Pingdu City, Qingdao, Shandong Applicant before: HISENSE (SHANDONG) AIR-CONDITIONING Co.,Ltd. |
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| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 266000 No. 151, Zhuzhou Road, Laoshan District, Shandong, Qingdao Applicant after: Hisense Air Conditioning Co.,Ltd. Address before: No.151 Zhuzhou Road, Laoshan District, Qingdao City, Shandong Province 266736 Applicant before: HISENSE (SHANDONG) AIR-CONDITIONING Co.,Ltd. |
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