Gear air guide device for air outlet of automobile air conditioner

Abstract

The utility model provides an automobile air conditioner air outlet gear air guide device which comprises a shell with an air outlet, an air guide assembly is arranged on the air outlet, and a connecting rod is arranged on the air guide assembly. A direction adjusting mechanism is arranged on the shell and comprises a motor, a sliding seat and a gear assembly, the sliding seat is arranged on the shell in a sliding fit mode, the sliding direction of the sliding seat is parallel to the length direction of the air outlet, and a shifting fork connected with the connecting rod and used for shifting the connecting rod to move is arranged on the sliding seat; the gear assembly comprises a driving gear installed at the output end of the motor and a driven gear meshed with the driving gear, the rotating axis of the driven gear is perpendicular to the sliding direction of the sliding base, a shifting rod is eccentrically arranged at the end of the driven gear, and the shifting rod is arranged in a guide groove in the sliding base in a sleeved mode and can shift the sliding base to move. The gear air guide device for the air outlet of the automobile air conditioner is compact in structure, small in installation space, low in working noise, small in abrasion, high in adjusting precision and good in stability.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of automobile air conditioners, in particular to a kind of automobile air conditioner air outlet gear air guide device. BACKGROUND

[0002] Automobile air conditioning system is the important configuration of modern automobile, aims at providing comfortable temperature and humidity environment for passenger in vehicle. Among them, air outlet is the key component of air conditioning system distribution cold air, directly influence the passenger's body temperature and ride comfort. The design of existing automobile air conditioner air outlet mainly focuses on basic functionality, its form is relatively single, lack of adjustment for different passenger needs, leading to part of passenger cannot obtain ideal body temperature.

[0003] The air outlet of current automobile air conditioning system generally adopts screw nut structure similar to screw, which converts rotary motion into linear motion, and this structure has defects such as obvious movement noise, large friction, movement jam and is greatly affected by mold injection process. UTILITY MODEL CONTENT

[0004] TECHNICAL PROBLEM TO BE SOLVED

[0005] The utility model to be solved technical problem provides a kind of automobile air conditioner air outlet gear air guide device, compact structure, small installation space, low noise, little wear and run smoothly.

[0006] TECHNICAL SCHEME FOR SOLVING PROBLEM

[0007] The utility model provides a kind of automobile air conditioner air outlet gear air guide device, including the shell with air outlet 10, the air outlet 10 is equipped with air guide subassembly 11, the air guide subassembly 11 includes multiple parallel settings and is rotatably installed in the air outlet 10 air guide vane, the end of the air guide vane is equipped with connecting rod 12 and can realize synchronous rotation;The shell is equipped with the direction adjusting mechanism for moving the connecting rod 12 to realize reversing, the direction adjusting mechanism includes motor 21, sliding seat 5 and gear assembly, the sliding seat 5 is slidably arranged on the shell, and its sliding direction is parallel to the length direction of the air outlet 10, the sliding seat 5 is equipped with yoke 53 connected with the connecting rod 12 and used to move it;The gear assembly includes driving gear 211 installed at the output end of the motor 21 and driven gear 3 engaged with the driving gear 211, the rotation axis of the driven gear 3 is perpendicular to the sliding direction of the sliding seat 5, the end of the driven gear 3 is eccentrically provided with a lever 4, the lever 4 is sleeved in the guide slot 510 on the sliding seat 5 and can move the sliding seat 5.

[0008] Further, the driving gear 211 and the driven gear 3 are bevel gears, and their axes are perpendicular to each other.

[0009] Further, the guide groove 510 is strip-shaped and its length direction is inclined to the sliding direction of the sliding seat 5.

[0010] Further, the casing is provided with a limiting mechanism for limiting the sliding stroke of the sliding seat 5 or the rotating stroke of the driven gear 3.

[0011] Further, the casing is provided with a mounting groove, the length direction of the mounting groove is parallel to the length direction of the air outlet 10, the driving gear 211 and the driven gear 3 are located in the mounting groove, and the sliding seat 5 is slidingly fitted in the mounting groove.

[0012] Further, the inner wall of the mounting groove is provided with a strip-shaped sliding groove 220, and the side wall of the sliding seat 5 is provided with a strip-shaped protrusion 52 which can be inserted into the strip-shaped sliding groove 220 and achieve sliding fitting.

[0013] Further, the side wall of the sliding seat 5 is provided with a groove body 50 which faces the mounting groove, and the mounting groove and the groove body 50 form a mounting area which can accommodate the driving gear 211 and the driven gear 3, and the guide groove 510 is formed in the side wall of the groove body 50.

[0014] Further, the casing comprises a first casing 1 and a second casing 2 which is fixed to the end of the first casing 1, the air guiding assembly 11 is mounted on the first casing 1, and the direction adjusting mechanism is mounted on the second casing 2.

[0015] Further, the lever 4 is detachably mounted on the end of the driven gear 3 through a screw.

[0016] Further, the lever 4 comprises a plug-in part 41 which can be axially inserted into the end of the driven gear and achieve radial limiting, the tail of the plug-in part 41 is provided with a screw hole, the head of the plug-in part 41 is provided with a columnar body, the end of the columnar body is radially bent and forms a connecting part, the end of the connecting part is bent away from the plug-in part and forms a lever part 42, and the axis of the lever part 42 is parallel to the rotating axis of the driven gear.

[0017] Further, the driven gear 3 comprises a base 31, a connecting column 32 and a gear body 33 which are sequentially arranged and coaxial, the base 31 is circular and rotatably mounted on the casing, the side wall of the base 31 is provided with a limiting groove 310, the casing is provided with a limiting protrusion 221 which is located in the limiting groove 310 and achieves rotating limiting, the end of the gear body 33 is provided with a plug-in hole 330 for mounting the lever 4, and the bottom surface of the plug-in hole 330 is provided with a mounting hole through which a screw passes and achieves fixing of the lever 4.

[0018] Further, the air outlet 10 is two and parallel, the slide seat is located between the two air outlets 10.

[0019] Advantages

[0020] The utility model discloses a gear air guiding device for automobile air outlet, adopts gear set and pole lever drive, compact structure, small installation space, high transmission efficiency, and small friction, smooth movement, stable and reliable adjustment, the structure design of this device makes the interaction between gear and pole lever accurate and stable, effectively reduces the maintenance requirement and prolongs the service life, adopts detachable pole lever structure, reduces the process difficulty and cost of manufacture, and the convenient loading and unloading are convenient for the maintenance and replacement of later period, and the manufacturing and using cost are low, adopts split type shell structure, and the injection molding is convenient, reduces the manufacturing cost, and the assembly is convenient, and the overall structure precision is high, the utility model discloses a gear air guiding device for automobile air outlet, compact structure, small installation space, low working noise, small wear, and high adjustment precision, good stability. BRIEF DESCRIPTION OF DRAWINGS

[0021] Figure 1 It is structure schematic diagram of gear air guiding device for automobile air outlet of the utility model;

[0022] Figure 2 It is structure schematic diagram of air guiding subassembly of gear air guiding device for automobile air outlet of the utility model;

[0023] Figure 3 It is structure schematic diagram of direction adjusting mechanism of gear air guiding device for automobile air outlet of the utility model;

[0024] Figure 4 It is sectional view of direction adjusting mechanism of gear air guiding device for automobile air outlet of the utility model;

[0025] Figure 5 It is installation schematic diagram of slide seat of gear air guiding device for automobile air outlet of the utility model;

[0026] Figure 6 It is another planar sectional view of direction adjusting mechanism of gear air guiding device for automobile air outlet of the utility model;

[0027] Figure 7 It is structure schematic diagram of slide seat of gear air guiding device for automobile air outlet of the utility model;

[0028] Figure 8 It is another angle structure schematic diagram of slide seat of gear air guiding device for automobile air outlet of the utility model;

[0029] Figure 9 It is installation schematic diagram of pole lever of gear air guiding device for automobile air outlet of the utility model. DETAILED DESCRIPTION

[0030] The utility model discloses an automobile air conditioner air outlet gear air guide device, including the casing, being equipped with the air inlet and the air outlet 10 on the casing, in the application, the air outlet 10 is two, and parallelly arranged, be equipped with the air guide subassembly 11 on the air outlet 10, the air guide subassembly 11 includes the air guide vane, the air guide vane rotationally installs in the air outlet 10, and its rotation axis is perpendicular to the length direction of air outlet 10, the air guide vane is multiple, and equidistantly sets up along the length direction of air outlet 10, is equipped with connecting rod 12 at the end of air guide vane, through the movement of connecting rod 12, can make each air guide vane realize synchronous rotation, further realize the adjustment of the air outlet direction.

[0031] Referring to Figures 1-9 , the utility model provides a kind of automobile air conditioner air outlet gear air guide device, including the casing, being equipped with the air inlet and the air outlet 10 on the casing, in the application, the air outlet 10 is two, and parallelly arranged, be equipped with the air guide subassembly 11 on the air outlet 10, the air guide subassembly 11 includes the air guide vane, the air guide vane rotationally installs in the air outlet 10, and its rotation axis is perpendicular to the length direction of air outlet 10, the air guide vane is multiple, and equidistantly sets up along the length direction of air outlet 10, is equipped with connecting rod 12 at the end of air guide vane, through the movement of connecting rod 12, can make each air guide vane realize synchronous rotation, further realize the adjustment of the air outlet direction.

[0032] Meanwhile, be equipped with direction adjusting mechanism on the casing, the direction adjusting mechanism is connected with connecting rod 12, for the connecting rod 12 movement, further realize the commutation of air outlet direction, in the application, the direction adjusting mechanism includes motor 21, sliding seat 5 and gear assembly, motor 21 is fixed at the end of casing, and its output shaft is parallel to the length direction of air outlet 10, sliding seat 5 is slidably fitted on the casing, specifically, between two air outlets 10, the sliding direction of sliding seat 5 is parallel to the length direction of air outlet 10, i.e. parallel to the arrangement direction of air guide vane, be equipped with yoke 53 on sliding seat 5, be equipped with the slot 531 at the end of yoke 53, it can be connected with connecting rod 12, and be used to the connecting rod 12 movement, further realize the adjustment of air guide subassembly 11;Gear assembly includes driving gear 211 and driven gear 3, wherein, driving gear 211 is installed on the output shaft of motor 21, driven gear rotationally installs on the casing, and the driven gear 3 is engaged in driving gear 211, i.e. through driving gear can drive driven gear rotation, in the application, the axis of driving gear 211 and driven gear 3 is perpendicular and intersects, and it is bevel gear, and the number of teeth of driving gear 211 is less than the number of teeth of driven gear 3, therefore, have certain deceleration function, simultaneously, can increase torque, improve the stability of adjustment;The rotation axis of the driven gear 3 is perpendicular to the sliding direction of sliding seat 5, eccentricity is provided with a lever 4 at the end of driven gear 3, i.e. the lever 4 is different shaft with the axis of driven gear 3, simultaneously, be equipped with a guide groove 510 on sliding seat 5, lever 4 is set in the guide groove 510, because of its eccentricity, through the rotation of driven gear 3, can drive eccentricity set lever 4 yoke 5 movement, further realize the direction adjustment of air guide subassembly 11;In the application, the guide groove 510 is strip, and its length direction is inclined to the sliding direction of sliding seat 5, preferably, the included angle between the length direction of guide groove 510 and the sliding direction of sliding seat 5 is 25 degrees-35 degrees, and it can improve the stability of drive, and adjustment accuracy is high.

[0033] In order to improve the operation reliability and stability, avoid the motion overstroke and cause the jamming phenomenon, the limiting mechanism is arranged on the shell in the application, which is used for limiting the sliding stroke of the sliding seat 5 or limiting the rotation stroke (angle) of the driven gear 3, thereby realizing the motion limiting protection of the connecting rod.

[0034] In the application, the mounting groove is arranged on the shell, one side and one end of the mounting groove are open, the length direction of the mounting groove is parallel to the length direction of the air outlet 10, the driving gear 211 and the driven gear 3 are located in the mounting groove, the sliding seat 5 is slidingly fitted in the mounting groove, the end of the mounting groove is open, which is used for assembling the sliding seat 5; in the embodiment, the strip-shaped sliding grooves 220 are arranged on the two inner walls of the mounting groove, the two strip-shaped sliding grooves 220 are oppositely arranged, the length direction of the strip-shaped sliding grooves 220 is parallel to the length direction of the air outlet 10, at the same time, the strip-shaped protrusions 52 corresponding to the strip-shaped sliding grooves 220 are arranged on the side wall of the sliding seat 5, the strip-shaped protrusions 52 can be inserted into the strip-shaped sliding grooves 220, thereby realizing the sliding connection of the sliding seat and the shell, and due to the design of the strip-shaped sliding grooves 220 and the strip-shaped protrusions 52, the sliding seat 5 is more stable during the movement, and the noise generated by the vibration is reduced.

[0035] In the application, the cross section of the mounting groove and the sliding seat 5 tends to be rectangular, the groove body 50 is arranged on the side wall of the sliding seat 5, the opening direction of the groove body 50 is towards the mounting groove, therefore, an installation area is formed between the groove body 50 and the mounting groove, which can accommodate the driving gear 211 and the driven gear 3, that is, the driving gear 211 and the driven gear 3 are located in the installation area; in order to facilitate assembly, the head of the groove body 50 is open, therefore, when the head of the sliding seat 5 is axially inserted into the mounting groove, the driving gear and the driven gear in the installation area will not be touched, which is convenient for installation, improves the assembly efficiency and the operation reliability; in the embodiment, the sliding seat 5 includes a plate body, the upper and lower ends of the plate body are bent by 90 degrees towards the same side to form two side plates, a U-shaped structure is formed between the plate body and the side plates on both sides of the plate body, the strip-shaped protrusions are arranged on the outer wall of the side plates, the guide groove 510 is arranged on the plate body, the head of the sliding seat 5 can be inserted into the groove body 50 to realize the sliding fitting, the two rod bodies are arranged at the tail of the sliding seat 5, the clamping grooves are arranged at the ends of the rod bodies to form the yoke.

[0036] In order to reduce the production process difficulty and the manufacturing cost, the yoke 4 is detachably installed on the end of the driven gear 3 through the screw in the application; refer to Figure 9The driven gear 3 comprises a base 31, a connecting column 32 and a gear body 33 arranged in sequence, the base 31, the connecting column 32 and the gear body 33 are coaxially arranged, the base 31 is in a circular sheet structure, the diameter of the base 31 is larger than the diameter of the connecting column 32 and the gear body 33, the base 31 is rotatably installed on the shell to realize the rotational installation of the driven gear, a limiting groove 310 is arranged on the side wall of the base 31, the limiting groove 310 is in an arc shape, and a limiting protrusion 221 is arranged on the shell, the limiting protrusion 221 is located in the limiting groove 310, thereby limiting the rotation angle of the driven gear 3; correspondingly, a mounting hole is arranged on the shell, the mounting hole is a stepped hole, the driven gear is sleeved in the mounting hole, the base 31 is in contact with the stepped surface of the mounting hole to realize axial limiting, the limiting protrusion 221 is arranged in the large hole of the stepped hole, and a gland 223 is fixed on the end of the mounting hole through a screw to realize the installation limiting of the base; the gear body 33 of the driven gear passes through the mounting hole and extends into the mounting groove to be engaged with the driving gear; a plug hole 330 is arranged at the end of the gear body 33, the plug hole 330 is used for mounting the plug hole 330 of the lever 4, a mounting hole (screw hole) is arranged on the bottom surface of the plug hole 330, a bolt passes through the driven gear from back to front and is connected with the lever 4 to realize the installation and fixation of the lever 4.

[0037] In the application, the lever 4 comprises a plug-in part 41, the plug-in part 41 can be axially inserted into the plug hole at the end of the driven gear, and radial limiting is realized at the same time, in the embodiment, the cross section of the plug hole and the plug-in part is rectangular, a screw hole is arranged at the tail of the plug-in part 41, a cylindrical body is arranged at the head of the plug-in part 41, preferably a circular cylinder, that is, the cross section of the cylindrical body is circular, the end of the cylindrical body is radially bent by 90 degrees to form a connecting part, the end of the connecting part is bent by 90 degrees in the direction opposite to the plug-in part to form a lever part 42, the axis of the lever part 42 is parallel to the rotation axis of the driven gear, and the axis of the lever part 42 is not coaxial with the axis of the driven gear, that is, the axis of the lever part 42 is eccentric to the axis of the driven gear, the lever part 42 is sleeved in the guide groove, thereby the lever part 42 can drive the sliding seat.

[0038] In order to reduce the manufacturing difficulty and cost, in the application, the shell comprises a first shell 1 and a second shell 2 fixed at the end of the first shell 1, wherein the air guide assembly 11 is installed on the first shell 1, and the direction adjusting mechanism is installed on the second shell 2, the second shell 2 is detachably installed on the first shell through a screw, an installation seat 22 is arranged at the end of the second shell, and an installation groove is arranged on the installation seat 22 to install the sliding seat and other assemblies.

[0039] The utility model discloses a gear air guiding device for air outlet of automobile air conditioner, adopts gear set and pole lever drive, compact structure, small installation space, high transmission efficiency, and small friction, smooth movement, adjust stable, reliable, in the operation process, the structure design of this device makes the interaction between gear and pole lever accurate and stable, effectively reduces the maintenance requirement and prolongs the service life, adopts detachable pole lever structure, reduces the process difficulty and cost of manufacture, and the convenient loading and unloading are convenient for the maintenance and replacement of later period, and the manufacturing and using cost are low, adopts split type casing structure, and the injection moulding is convenient, and the manufacturing cost is reduced, and the assembly is convenient, and the overall structural precision is high, the utility model discloses a gear air guiding device for air outlet of automobile air conditioner, compact structure, small installation space, low working noise, small wear, and high adjustment precision, good stability.

[0040] The above is only the preferred embodiment of the utility model, and it should be pointed out that for ordinary skilled person in the art, on the premise of not departing from the technical principle of the utility model, a number of improvements and refinements can be made, and these improvements and refinements should be regarded as the protection scope of the utility model.

Claims

1. A gear-driven air guide device for an automotive air conditioning vent, characterized in that: The application relates to a shell with an air outlet, wherein a wind guide assembly is arranged on the air outlet, the wind guide assembly comprises a plurality of wind guide vanes arranged in parallel and rotatably installed in the air outlet, the end of the wind guide vanes is provided with a connecting rod and can realize synchronous rotation; a direction adjusting mechanism for moving the connecting rod to realize reversing is arranged on the shell, the direction adjusting mechanism comprises a motor, a sliding seat and a gear assembly, the sliding seat is slidably arranged on the shell and the sliding direction of the sliding seat is parallel to the length direction of the air outlet, a yoke for moving the connecting rod is arranged on the sliding seat; the gear assembly comprises a driving gear installed on the output end of the motor and a driven gear engaged with the driving gear, the rotation axis of the driven gear is perpendicular to the sliding direction of the sliding seat, the end of the driven gear is eccentrically provided with a lever, and the lever is sleeved in a guide groove on the sliding seat and can move the sliding seat.

2. The gear air deflector device for the air outlet of the automobile air conditioner according to claim 1, characterized in that: The driving gear and the driven gear are bevel gears and the axes thereof are perpendicular to each other.

3. The gear air deflector device for the air outlet of the automobile air conditioner according to claim 1, characterized in that: The guide groove is strip-shaped and the length direction thereof is inclined to the sliding direction of the sliding seat.

4. The gear-driven air guide device for automotive air conditioning vents as described in claim 1, characterized in that: A limiting mechanism for limiting the sliding stroke of the sliding seat or the rotation angle of the driven gear is arranged on the shell.

5. The gear air deflector device for the air outlet of the automobile air conditioner according to claim 1, characterized in that: An installation groove is arranged on the shell, the length direction of the installation groove is parallel to the length direction of the air outlet, and the driving gear and the driven gear are located in the installation groove, and the sliding seat is slidably arranged in the installation groove.

6. The gear-driven air guide device for automotive air conditioning vents as described in claim 5, characterized in that: The inner wall of the installation groove is provided with a strip-shaped sliding groove, and the side wall of the sliding seat is provided with a strip-shaped protrusion which can be inserted into the strip-shaped sliding groove and slidably arranged.

7. The gear deflector of claim 5, wherein: the gear deflector is a gear deflector for an automobile air conditioner outlet. The side wall of the sliding seat is provided with a groove body which faces the installation groove, an installation area for accommodating the driving gear and the driven gear is formed between the groove body and the installation groove, and the guide groove is arranged in the side wall of the groove body.

8. The gear air deflector device for automobile air conditioner outlet according to claim 1, characterized in that: The lever is detachably installed on the end of the driven gear through a screw.

9. The gear air deflector device for automobile air conditioner outlet according to claim 1, characterized in that: The lever comprises an insertion part which can be axially inserted into the end of the driven gear and radially limited, a screw hole is arranged in the tail of the insertion part, a columnar body is arranged on the head of the insertion part, the end of the columnar body is radially bent and forms a connecting part, the end of the connecting part is bent away from the insertion part and forms a moving part, and the axis of the moving part is parallel to the rotation axis of the driven gear and is different from the rotation axis.

10. The gear air deflector for an automobile air conditioning outlet according to claim 1, wherein: The driven gear comprises a base, a connecting column and a gear body which are sequentially arranged and coaxial, the base is circular and rotatably installed on the shell, the side wall of the base is provided with a limiting groove, a limiting protrusion which is located in the limiting groove and realizes rotation limiting is arranged on the shell, an insertion hole for installing the lever is arranged in the end of the gear body, and a mounting hole for allowing a screw to pass through and realizing fixing of the lever is arranged in the bottom surface of the insertion hole.

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