阅读说明：本技术 一种汽车空调出风口结构 (Air outlet structure of automobile air conditioner ) 是由 王泽星 郑奇良 张见 于 2020-07-08 设计创作，主要内容包括：本发明公开了一种汽车空调出风口结构,该出风口结构包括壳体、导风机构和操控机构,所述导风机构包括下层导风叶片和上层导风叶片,所述操控机构包括操控组件、第一传动组件和第二传动组件；所述操控组件包括设于壳体外的操控旋钮及主旋杆及次旋杆；所述第一传动组件包括驱动齿轮组以及换向齿轮组；当操控旋钮带动所述主旋杆沿任意方向转动时,所述驱动齿轮组响应所述的主旋杆的转动以依序带动换向齿轮组沿横向往复移动,从而带动下层导风叶片进行往复摆动,所述的第二传动组件包括桥接组件,所述桥接组件用于带动上层导风叶片进行往复摆动。本发明操控旋钮的旋转角度及旋转方向没有限制,用户操作方便。(The invention discloses an air outlet structure of an automobile air conditioner, which comprises a shell, an air guide mechanism and an operation and control mechanism, wherein the air guide mechanism comprises a lower air guide blade and an upper air guide blade; the control assembly comprises a control knob, a main rotary rod and a secondary rotary rod which are arranged outside the shell; the first transmission assembly comprises a driving gear set and a reversing gear set; when control knob drives main swing arm rotates along arbitrary direction, drive gear group response the rotation of main swing arm in order to drive reversing gear group along horizontal reciprocating motion according to the preface to drive lower floor's wind blade and carry out reciprocating swing, second transmission assembly include the bridging subassembly, the bridging subassembly is used for driving upper wind blade and carries out reciprocating swing. The rotation angle and the rotation direction of the control knob are not limited, and the operation is convenient for users.)

1. The utility model provides an automobile air conditioner air outlet structure which characterized in that: the air outlet structure comprises a shell, an air guide mechanism and an operation mechanism,

the air guide mechanism comprises a lower air guide blade and an upper air guide blade which are rotatably arranged in a shell, and the control mechanism comprises a control assembly on the shell, and a first transmission assembly and a second transmission assembly which are linked with the control assembly;

the control assembly comprises a control knob arranged outside the shell, a main rotary rod extending into the shell along the axial direction of the control knob and a secondary rotary rod sleeved outside the main rotary rod;

the first transmission assembly comprises a driving gear set and a reversing gear set linked with the lower air guide blade; when the control knob drives the main rotary rod to rotate along any direction, the driving gear set responds to the rotation of the main rotary rod to sequentially drive the reversing gear set to transversely reciprocate, so that the lower layer wind guide blade is driven to reciprocate;

the second transmission component comprises a bridging component linked with the secondary rotating rod, and the bridging component is used for driving the upper layer wind guide blade to swing in a reciprocating mode.

2. The air outlet structure of the automobile air conditioner as claimed in claim 1, wherein: the reversing gear set comprises a reversing piece with an upper rack and a lower rack, an upper incomplete gear matched with the upper rack, a lower incomplete gear matched with the lower rack, and a transmission gear connected with the lower air guide blade and meshed with the upper rack; the drive gear set is in transmission connection with the upper incomplete gear and the lower incomplete gear to drive the toothed region of the upper incomplete gear to be meshed with the upper rack and the toothed region of the lower incomplete gear to be meshed with the lower rack, so that the reversing piece is driven to move in a reciprocating mode, and the lower air guide blade is driven to swing in a reciprocating mode through the transmission gear.

3. The air outlet structure of the automobile air conditioner as claimed in claim 2, wherein: the reversing piece is a rectangular tooth frame with a guide groove in the middle, and a guide block matched with the guide groove is arranged on the shell.

4. The air outlet structure of the automobile air conditioner as claimed in claim 2, wherein: the stop pin and the spring matched with the stop pin are arranged between the transmission gear and the shell, the transmission gear is provided with a mounting cavity for mounting the spring and the stop pin, one end of the stop pin extends out of the mounting cavity under the action of the spring to abut against the shell, and when the transmission gear rotates, friction force is generated between the stop pin and the shell.

5. The air outlet structure of the automobile air conditioner as claimed in claim 4, wherein: the shell is further provided with a sliding groove matched with the stop pin, and when the transmission gear rotates, the stop pin moves along the sliding groove.

6. The air outlet structure of the automobile air conditioner as claimed in claim 1, wherein: the control assembly further comprises a secondary knob which is sleeved outside the control knob, the secondary knob is connected with the secondary rotary rod, the secondary rotary rod can rotate relative to the main rotary rod, and when the secondary knob drives the secondary rotary rod to rotate, the secondary rotary rod drives the lower-layer air guide blade to rotate through the bridging assembly.

7. The air outlet structure of the automobile air conditioner as claimed in claim 6, wherein: the bridge connection assembly comprises a driving bevel gear arranged on the secondary rotating rod and a driven bevel gear which is connected with the upper layer wind guide blade and meshed with the driving bevel gear.

8. The air outlet structure of the automobile air conditioner as claimed in claim 1, wherein: the bottom of the secondary rotary rod is provided with a ball head, the ball head is arranged on the shell in a rotating mode through a pin shaft, the bottom of the main rotary rod penetrates through the ball head and is in transmission connection with the driving gear set through a universal joint, and the bridging assembly comprises a shifting fork which is used for enabling the secondary rotary rod to be in transmission connection with the upper air guide blade.

9. The air outlet structure of the automobile air conditioner as claimed in claim 1, wherein: the upper side and the lower side of the outlet of the shell are respectively provided with an air guide surface, and the upper air guide blades are respectively matched with the upper side and the lower side of the outlet of the shell in the rotating process to realize air guide.

Technical Field

The invention relates to the technical field of automobile accessories, in particular to an air outlet structure of an automobile air conditioner.

Background

The air-conditioning outlet of the automobile is one of the necessary parts of the automobile, and in order to meet the temperature requirements of drivers with different heights, sizes and habits, the air-conditioning outlet rotates along the rotation center to obtain the habitual wind speed and temperature. The air outlets of the automobile air conditioners in the current market control the upper layer blades, the lower layer blades, the air doors and other components to realize wind direction adjustment.

The mode that adjusts the air-out angle through the knob exists in the existing market, then all have fixed direction of rotation and rotation angle restriction when the knob of current air outlet product is rotatory to control horizontal wind direction and air door and close the function and unpack apart, increased part quantity and occupation space, increased user operation's loaded down with trivial details nature, user's the first hand study cost is higher.

Disclosure of Invention

To prior art's not enough and defect, provide a vehicle air conditioner air outlet structure, through the cooperation of drive gear group and reversing gear group for when control knob rotates along arbitrary direction, the homoenergetic drives lower floor's wind-guiding blade and carries out reciprocating swing, control knob's rotation angle and direction of rotation do not have the restriction, and user convenient operation, secondary swing arm can drive moreover upper blade rotates and carries out the wind-guiding.

In order to achieve the above object, the present invention provides the following technical solutions.

An air outlet structure of an automobile air conditioner comprises a shell, an air guide mechanism and an operation and control mechanism, wherein the air guide mechanism comprises a lower air guide blade and an upper air guide blade which are rotatably arranged in the shell, and the operation and control mechanism comprises an operation and control assembly on the shell and a first transmission assembly and a second transmission assembly which are linked with the operation and control assembly; the control assembly comprises a control knob arranged outside the shell, a main rotary rod extending into the shell along the axial direction of the control knob and a secondary rotary rod sleeved outside the main rotary rod; the first transmission assembly comprises a driving gear set and a reversing gear set linked with the lower air guide blade; when control knob drives main swing arm rotates along arbitrary direction, drive gear group response the rotation of main swing arm in order to drive reversing gear group along horizontal reciprocating motion according to the preface to drive lower floor's wind-guiding blade and carry out reciprocating swing, second transmission assembly include the bridging subassembly with inferior swing arm linkage, the bridging subassembly is used for driving upper wind-guiding blade and carries out reciprocating swing.

The invention has the beneficial effects that: according to the air outlet structure, when the control knob rotates along any direction, the reversing gear set is driven to transversely reciprocate through the matching of the driving gear set and the reversing gear set, so that the lower-layer air guide blades are driven to reciprocate to adjust the transverse wind direction, the rotation angle and the rotation direction of the control knob are not limited, and the operation is convenient for a user; the secondary rotating rod acts, the upper-layer air guide blade is driven to swing in a reciprocating mode through the bridging component, the longitudinal wind direction is adjusted, the integration degree of the main rotating rod and the secondary rotating rod is high, and the occupied space is small.

As an improvement of the invention, the reversing gear set comprises a reversing piece with an upper side rack and a lower side rack, an upper side incomplete gear matched with the upper side rack, a lower side incomplete gear matched with the lower side rack, and a transmission gear which is connected with the lower layer wind guide blade and is meshed with the upper side rack; the drive gear set is in transmission connection with the upper incomplete gear and the lower incomplete gear to drive the toothed region of the upper incomplete gear to be meshed with the upper rack and the toothed region of the lower incomplete gear to be meshed with the lower rack, so that the reversing piece is driven to move in a reciprocating mode, and the lower air guide blade is driven to swing in a reciprocating mode through the transmission gear.

As an improvement of the present invention, the reversing member is a rectangular rack frame having a guide groove in the middle, the upper rack is formed on the upper side of the rectangular rack frame, the lower rack is formed on the lower side of the rectangular rack frame, and the housing is provided with a guide block engaged with the guide groove.

As an improvement of the invention, a stop pin and a spring matched with the stop pin are arranged between the transmission gear and the shell, a mounting cavity for mounting the spring and the stop pin is arranged on the transmission gear, one end of the stop pin extends out of the mounting cavity under the action of the spring to be abutted against the shell, and when the transmission gear rotates, friction force is generated between the stop pin and the shell.

As an improvement of the invention, the shell is also provided with a sliding groove matched with the stop pin, and when the transmission gear rotates, the stop pin moves along the sliding groove.

As an improvement of the present invention, the control assembly further includes a secondary knob sleeved outside the control knob, the secondary knob is connected to the secondary rotary rod, the secondary rotary rod and the primary rotary rod can rotate relatively, and when the secondary knob drives the secondary rotary rod to rotate, the secondary rotary rod drives the lower layer wind guide blade to rotate through the bridging assembly.

As an improvement of the present invention, the bridging component includes a driving bevel gear disposed on the secondary rotating rod, and a driven bevel gear connected to the upper wind guiding blade and engaged with the driving bevel gear.

As an improvement of the invention, the bottom of the secondary rotating rod is provided with a ball head, the ball head is rotatably arranged on the shell through a pin shaft, the bottom of the main rotating rod penetrates through the ball head and is in transmission connection with the driving gear set through a universal joint, and the bridging component comprises a shifting fork which is in transmission connection with the secondary rotating rod and the upper layer wind guide blade.

As an improvement of the invention, the upper and lower sides of the outlet of the housing are provided with air guide surfaces, and the upper layer air guide blades are respectively matched with the upper side and the lower side of the outlet of the housing in the rotating process to realize air guide.

As an improvement of the present invention, the driving gear set includes a first driving gear connected to the upper incomplete gear and a second driving gear connected to the lower incomplete gear, the first driving gear is in transmission connection with the second driving gear through an intermediate driving gear, the main rotating rod is in transmission connection with the first driving gear to drive the first driving gear to rotate, and when the first driving gear rotates, the first driving gear drives the second driving gear to rotate in the same direction through the intermediate driving gear.

As an improvement of the present invention, the driving gear set further includes a first bevel gear connected to the main rotating rod, a second bevel gear engaged with the first bevel gear, a linkage gear linked with the second bevel gear, and a driven gear linking the linkage gear with the first driving gear, when the control knob drives the main rotating rod to rotate, the linkage gear is driven to rotate by the cooperation of the first bevel gear and the second bevel gear, and the linkage gear drives the first driving gear to rotate by the driven gear.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is another angle schematic diagram of the overall structure of the present invention.

Fig. 3 is an enlarged view of a portion of fig. 2 according to the present invention.

Fig. 4 is a schematic view of the internal structure of the present invention with the housing removed.

FIG. 5 is a schematic view of the primary and secondary levers of the present invention.

FIG. 6 is a schematic view of the transmission gear of the present invention in cooperation with a stop pin.

Fig. 7 is a schematic view of the first bevel gear and the second bevel gear of the present invention in cooperation.

Fig. 8 is a schematic view of the overall structure in embodiment 2 of the present invention.

Fig. 9 is a schematic view of the internal structure of embodiment 2 of the present invention with the housing removed.

Fig. 10 is a schematic view of the overall structure in embodiment 3 of the present invention.

Fig. 11 is a schematic view of the internal structure of embodiment 3 of the present invention with the housing removed.

In the figure, 1, a housing; 1.1, a spring; 1.2, stop pins; 1.3, a chute; 1.4, a guide block; 2. a lower layer wind guide blade; 3. a reversing gear set; 3.1, a rectangular tooth frame; 3.11, upper side rack; 3.12, lower side rack; 3.13, a guide groove; 3.2, an upper incomplete gear; 3.3, a lower incomplete gear; 3.4, a transmission gear; 3.41, mounting a cavity; 4. a drive gear set; 4.1, a first driving gear; 4.2, a second driving gear; 4.3, intermediate driving gear; 4.4, a first bevel gear; 4.5, a second bevel gear; 4.6, linkage gear; 4.7, a driven gear; 5. a control knob; 6. a main rotating rod; 7. a secondary rotating rod; 8. an upper layer wind guide blade;

in example 1: 9. a ball head; 10. a shifting fork; 11. a universal joint;