CN209479354U - Vehicle air conditioning gas control device - Google Patents

Abstract

The utility model provides a kind of vehicle air conditioning gas control device, including air door driving portion, it includes the rear drive shaft with rubbing surface, and two air doors of rotation reverse each other are driven by rear drive shaft, it further include mobile matching piece and the air door overturning driving structure that turnover connecting piece combination is constituted, to drive ball mouth to overturn.The vehicle air conditioning gas control device of the utility model, it is controlled by open and-shut mode of the air door driving portion to air door, and driving structure is overturn by air port and drives the overturning of ball mouth, it can be achieved to carry out motorized adjustment to the air-flow in inner passage, because the automatic control for realizing ball-type air port can be cooperated with the car running computer of automobile without manually adjusting.

Description

Vehicle air conditioning gas control device

Technical field

The utility model relates to automobile air conditioning technology field, in particular to a kind of vehicle air conditioning gas control device.

Background technique

Air-conditioner air outlet on automobile be mainly by the switch for manually adjusting air-out direction and air outlet, if not in time into Row adjustment, then blow from the wind that air-conditioning comes out, in one direction always to the feeling of people's discomfort.Such as children sleep on counter-base or back seat After, blow-through is easy to catch a cold, and needs to adjust air-out direction in time；Or counter-base or back seat close air conditioning exhausting in the case where nobody Mouth can be energy saving, but driver cannot manually adjust air-conditioner air outlet in such situation, otherwise has safety hidden Suffer from.

In view of the above-mentioned problems, part vehicle installs electronic air outlet, each air outlet can be adjusted by central control flow State, control mode is identical with domestic air conditioning, by the swing of two layers of blade inside electric drive air outlet, to adjust out Wind direction, but this regulative mode is only applicable to the vaned rectangular air outlet of transmission；With the development of automobile interior decoration, great Liang Xin Type air outlet is designed so that use, the especially application of ball-type air outlet, and moulding is unique, and inside does not have oscillating vane, therefore such as The air-out direction of what motorized adjustment ball-type air outlet and opening and closing become urgent problem.Up to the present there has been no application electricity The vehicle of dynamic ball-type air outlet.

Utility model content

In view of this, the utility model is directed to a kind of vehicle air conditioning gas control device, with can be to air conditioner housing Air-flow in inner passage carries out motorized adjustment.

In order to achieve the above objectives, the technical solution of the utility model is achieved in that

A kind of vehicle air conditioning gas control device, is assemblied in the inner passage in the shell for being formed in air conditioning for automobiles, in Turnover at the port of the shell to be equipped with ball mouth, which includes:

Two air doors, two air doors are rotatably set in the inner passage with a shaft；Described in two Air door has the closed state opposite each other to block the inner passage because of rotation, parallel to each other logical the inside is connected The on state in road, and in switching state between the closed state and the on state；In in each shaft points It She You not power carrier；

Air door driving portion positions relative to the shell and is arranged, and the air door driving portion includes controllable, rotation setting The rear drive shaft with rubbing surface on the air conditioning for automobiles, the main driving being rotatably sheathed on the rear drive shaft Portion, and be located by connecting in the elastic element on the rear drive shaft；The elastic element can drive the main driving portion and institute Friction face contact is stated, so that the rear drive shaft can drive the main driving portion rotation；

Secondary driving portion, it is synchronous with two power carrier compositions to be drivingly connected；The pair driving portion and the main drive Dynamic portion constitutes power transmitting connection, and the power of carrying is passed to two power carriers simultaneously, so that described in two Shaft reverse rotation each other；

Main shaft, the main shaft orientation are set in the inner passage of the shell；

Mobile matching piece, is cooperatively connected, the mobile matching piece is configured to operable along the master with the main shaft Axis slides axially；

Turnover connecting piece is movably connected between the mobile matching piece and the ball mouth, in the mobile matching piece When pushing and pulling the ball mouth when mobile, the ball mouth is driven to overturn at the port of the shell.

Further, between the main driving portion and the secondary driving portion and the secondary driving portion and two it is described dynamic Between power carrier, gear connection is constituted.

Further, the main driving portion is configured to the sector gear being connected on the rear drive shaft.

Further, limiting device is set on the shell, in the closed state of the air door and/or to lead When logical state, inhibit the rotation of the main driving portion.

Further, the power carrier is equipped with buckle, and the air door is equipped with and the card slot being clasped.

Further, the elastic element is the compressed spring being set on the rear drive shaft.

Further, the mobile matching piece is configured to the sliding gear ring being slideably sheathed on the main shaft, and The outer wall of the sliding gear ring is equipped with the ring tooth of multiple circular ring shapes；In the shell be equipped be connected with the ring tooth engagement with Drive the sliding gear ring in the driving auxiliary section slided on the main shaft.

Further, the driving auxiliary section includes:

Drive axle, perpendicular with the main shaft, it is straight that the drive axle is equipped with the forerunner being meshed with the ring tooth Gear；

Preceding actuator is connected with the drive axle, and when energization can drive the drive axle to rotate, described to drive Sliding gear ring slides on the main shaft.

Further, the turnover connecting piece is configured to pull rod, and one end of the pull rod is articulated with the sliding gear ring On, the other end is eccentric to be articulated on the ball mouth.

Further, the guide groove that two axial directions along the main shaft extend, institute are symmetrically arranged on the main shaft State sliding gear ring and be equipped with two draw runners being slidably matched respectively with the guide groove, be respectively provided on each draw runner one and The hinged short axle of the pull rod.

Compared with the existing technology, the utility model has the advantage that

(1) vehicle air conditioning gas control device described in the utility model, by air door driving portion to the opening and closing shape of air door State is controlled, and is overturn driving structure by air port and driven the overturning of ball mouth, it can be achieved that carrying out electricity to the air-flow in inner passage It is dynamic to adjust, because the automatic control for realizing ball-type air port can be cooperated with the car running computer of automobile without manually adjusting.

(2) it is connected between main driving portion and secondary driving portion and between secondary driving portion and power carrier using gear, knot Structure is simple and can easier realize that a main driving portion drives two air doors while rotating.

(3) main driving portion is set as sector gear, and occupied space is smaller, structure is simple and can meet functional requirement.

(4) limiting device is set, the opening angle for controlling air door is conducive to.

(5) buckle is set on power carrier, can be assembled to avoid buckle and power carrier, subtract assembler When.

(6) elastic element is selected as compressed spring, and cost is relatively low, and structural strength is higher, better performances.

(7) mobile matching piece is configured to the sliding gear ring with ring tooth, and is equipped with driven gear ring along main shaft in shell Auxiliary section is driven in axial sliding, so that sliding gear ring can be with main shaft around the axially free rotation of main shaft, and it can be by driving Auxiliary section drives edge main shaft slides axially, and main shaft is used to that ball mouth to be driven to rotate around the axial direction of main shaft, and sliding gear ring is for driving Dynamic ball mouth overturning, so that the angle of ball mouth can be adjusted arbitrarily as needed, to have to the air output of ball mouth preferable Regulating effect.

(8) actuator control drive axle rotation before, then passed through with forerunner's gear and ring tooth from drive axle, it is available The flip angle of existing car running computer control ball mouth, to effectively control air output, and control mode is easy.

Detailed description of the invention

The attached drawing for constituting a part of the utility model is used to provide a further understanding of the present invention, this is practical new The illustrative embodiments and their description of type are not constituteed improper limits to the present invention for explaining the utility model.? In attached drawing:

Fig. 1 is the knot that the assembly of vehicle air conditioning gas control device described in the embodiment of the present invention is applied in the shell of air-conditioning Structure schematic diagram；

Fig. 2 is the main view of Fig. 1；

Fig. 3 is the sectional view of Fig. 2；

Fig. 4 is the structural schematic diagram of actuator after Fig. 2 is unassembled；

Fig. 5 is the explosive view of vehicle air conditioning gas control device described in the embodiment of the present invention；

Fig. 6 is the structural schematic diagram in air port described in the embodiment of the present invention；

Fig. 7 is the explosive view of main shaft described in the embodiment of the present invention；

Fig. 8 is the structural schematic diagram that gear ring is slided described in the embodiment of the present invention；

Fig. 9 is the structural schematic diagram of rear drive shaft described in the embodiment of the present invention；

Figure 10 is the structural schematic diagram of vehicle air conditioning gas control device described in the embodiment of the present invention；

Figure 11 is the explosive view that air door described in the embodiment of the present invention and air door drive gear assembling structure.

Description of symbols:

10- shell, the front 11- port, 12- back port, the inner passage 13-, 14- central shaft hole, 15- ball bowl portion；

20- ball mouth, 21- arc groove；

30- main shaft, 31- central axis, axle portion before 32-, 33- guide groove, axle portion after 34-, 35- main shaft drive gear, 36- are led To disk, the center 37- waist hole, 38- elastic card claw, 39- connecting hole, 341- hook；

40- slides gear ring, 41- ring tooth, 42- draw runner, 43- short axle；

50- pull rod, 51- hinge hole, 52- articulated shaft；

60- drive axle, 61- forerunner's spur gear；

Actuator before 70-；

80- air door, 801- card slot, 81- air door drive gear, 811- buckle, 82- intermediate transfer gear；

90- rear drive shaft, 91- rubbing surface, 92- compressed spring, 93- worm screw, 94- sector gear；

Actuator after 100-, 110- limiting device；

120- retaining ring, 121- dowel, 122- rotate engaging lug, and 123- overturns engaging lug.

Specific embodiment

It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can To be combined with each other.

The utility model will be described in detail below with reference to the accompanying drawings and embodiments.

The present embodiment is related to a kind of vehicle air conditioning gas control device, is assemblied in interior in the shell for being formed in air conditioning for automobiles It is turnover at the port of shell to be equipped with ball mouth in portion channel, it mainly include two air doors, air door driving portion, secondary driving Portion, main shaft, mobile matching piece and turnover connecting piece.

Wherein: two air doors are rotatably set in inner passage with a shaft；Two air doors have that because of rotation This opposed closed state to block inner passage, the on state parallel to each other inner passage is connected, and in closing Switching state between state and on state；In being respectively equipped with power carrier in each shaft；Air door driving portion is relative to shell Positioning setting, air door driving portion includes the rear drive shaft with rubbing surface that is controllable, being rotatably arranged on air conditioning for automobiles, can The main driving portion of rotation being sheathed on rear drive shaft, and be located by connecting in the elastic element on rear drive shaft；Elastic element Main driving portion and friction face contact can be driven, so that rear drive shaft can drive main driving portion to rotate；Secondary driving portion and two are dynamic Power carrier constitutes synchronous be drivingly connected；Secondary driving portion and main driving portion constitute power transmitting and connect, and the power of carrying is same When pass to two power carriers so that the reverse rotation each other of two shafts；The inside that main shaft orientation is set to shell is logical In road；Mobile matching piece and main shaft are cooperatively connected, and are configured to operable sliding axially along main shaft；Turnover connecting piece is living It is dynamic to be connected between the mobile matching piece and the ball mouth, when push-pull ball mouth, to drive ball mouth when mobile matching piece is mobile It is overturn at the port of shell.

The vehicle air conditioning gas control device of the present embodiment can be rotatably assorted by adding two air doors with ball mouth, with Adjust the gas flow blown out via inner passage and ball mouth；In addition, the present invention rubs to the application of main driving portion by elastic element Power is wiped, so as to drive air door on and off inner passage under the action of frictional force, and rear drive shaft can not acceptor's drive Dynamic portion influences and still free to rotate, therefore can also continue to power to other component；In addition, the present invention passes through a main drive Dynamic portion drives two air doors to rotate simultaneously, thus can reduce main driving portion quantity, be conducive to integral arrangement and can reduce Cost.

Also, vehicle air conditioning gas control device described in the utility model, the opening and closing by air door driving portion to air door State is controlled, and is overturn driving structure by air port and driven the overturning of ball mouth, it can be achieved that carrying out to the air-flow in inner passage Motorized adjustment, because the automatic control for realizing ball-type air port can be cooperated with the car running computer of automobile without manually adjusting.

Based on whole design thought as above, in the embodiment of the present invention as described below, machine is controlled with vehicle air conditioning gas It is example that structure, which is assemblied in the application structure on the shell of air-conditioning, is described as follows:

Assembling structure under its application state integrally includes: door opening driving structure, air port rotation drive structure, and two The power supporting part being connected on air door and air port overturn driving structure.Wherein, door opening driving structure mainly includes two A air door, air door driving portion, secondary driving portion.Air port rotation drive structure mainly includes the master that rotation can be driven by drive member Axle construction.It mainly includes mobile matching piece and turnover connecting piece that air port, which overturns driving structure, wherein mobile matching piece and the master Axis is cooperatively connected, and the mobile matching piece is configured to operable sliding axially along the main shaft, turnover connecting piece activity It is connected between the mobile matching piece and the ball mouth, when pushing and pulling the ball mouth when the mobile matching piece is mobile, drives Overturn the ball mouth at the port of the shell.

Based on Fig. 1 to Fig. 3, and cooperate shown in Fig. 5, before shell 10 has front port 11, back port 12 and connection Portion port 11 and the inner passage of back port 12 13 are equipped with ball bowl portion 15 at the front port 11, and the ball mouth 20 is rotationally It is set in ball bowl portion 15, the retaining ring 120 limited to it is equipped in front of ball mouth 20.The wind of the air-conditioning blowout of automobile is from rear portion Ball mouth 20 after port 12 enters the inner passage 13 inside shell 10, then from front port 11 is blown out.Pass through rotating ball mouth 20, make it towards different directions, so that it may the position of the different angle of cold wind or hot wind into automobile is conveyed, such as Can choose makes wind blow wind to driver to driver, or selection.

Main shaft 30 is set in the inner passage 13 of the shell 10, and is configured as such as scheming around own axis 5, shown in Fig. 6 and Fig. 7, the front end of the main shaft 30 is equipped with a central axis 31 being overlapped with the center of rotation of ball mouth 20, ball mouth 20 are equipped with and for the hinged rotation engaging lug 122 of central axis 31 are articulated with central axis 31, in this way, which the ball mouth 20 can be around Central axis 31 rotates.

The front end of main shaft 30 is equipped with discoidal positioning disk 36, and positioning disk 36 is coaxially arranged with central axis 31, in ball Mouth 20 is equipped with the arc groove 21 being adapted to positioning disk 36.The positioning disk 36 can guide ball mouth 20, make its relative to Main shaft 30 is more stable when rotating.

The using effect and performance of main shaft 30 in order to better improve, as shown in Figure 7, in the present embodiment, main shaft 30 wraps The preceding axle portion 32 and rear axle portion 34 being mutually permanently connected are included, can simplify the manufacturing process of main shaft 30, reduces manufacture difficulty；In order to The connection of preceding axle portion 32 and rear axle portion 34 is realized, in the present embodiment, in the preceding axle portion 32 equipped with connecting hole 39, in rear axle portion 34 are equipped with the hook 341 for extending and being hooked in connecting hole 39.The middle part that axle portion 34 is rotatablely arranged at shell 10 afterwards is set In the central shaft hole 14 set, preceding axle portion 32 and rear axle portion 34 can be separately manufactured, then fit together.Preceding axle portion 32 and rear axle portion 34 preferably can be moulding, to facilitate manufacture.

Preceding axle portion 32 constitutes the drive connection with the ball mouth 20.Main shaft drive gear 35 as described below is arranged in institute It states in rear axle portion 34.For axle portion 34 after realizing and the connection of main shaft drive gear 35 and the connection of central shaft hole 14, in turn The connection of main shaft 30 is located in shell 10, in the present embodiment, is equipped with center waist hole 37, rear axle portion in main shaft drive gear 35 34 are equipped with the elastic card claw 38 across center waist hole 37, and elastic card claw 38 is connected in the central shaft hole 14 of shell 10.

In order to form central shaft hole 14 as above, be equipped in the present embodiment, in the inner passage Yu Suoshu 13 be fixed on it is described outer Dowel 121 on 10 inner wall of shell, central shaft hole 14 is penetrating to be formed on the dowel 121.Connect in order to better improve The stationarity for connecing and moving, in the present embodiment, dowel 121 is configured to be set from central shaft hole 14 to outer casing inner wall diverging Four set.

As shown in Fig. 3, Fig. 4 and Figure 10, door opening driving structure in the present embodiment, including two air doors 80, this two A air door 80 is rotatablely arranged in shell 10, and the shaft of two such air door 80 is equipped with the power being located at except shell 10 Carrier such as air door drives gear 81.When door opening driving structure is used to carry out air door 80 opening and closing control, pass through driving two The driving rotation of gear 81 of a air door to open or close air door 80, and then can choose turn on or off shell 10 inside it is logical Road 13, to turn on or off air outlet.

Door opening driving structure can directly use the mechanism controls such as stepper motor, servo motor, and for more constant wind Door opens power transmitting when driving, in the present embodiment, between main driving portion and the secondary driving portion and the secondary driving portion Between two power carriers, gear connection is constituted.Specifically, as described in Fig. 4, Fig. 5, Fig. 9 and Figure 10, as pair The intermediate transfer gear 82 of driving portion is rotatablely arranged on shell 10, and is driven with two air doors as power carrier Gear 81 engages.In order to convey rotary power to intermediate transfer gear 82, in the present embodiment, in shell 10, after rotation is equipped with Drive shaft 90, rear drive shaft 90 and main shaft 30 are perpendicular, and rear drive shaft 90 is equipped with the conduct engaged with intermediate transfer gear 82 The sector gear 94 of main driving portion.The rear actuator 100 connecting with rear drive shaft 90 is equipped in shell, rear actuator 100 can Rear drive shaft 90 is driven to rotate.When the rear actuator 100 acts, two air door drivings can be driven by a sector gear 94 Gear 81 rotates simultaneously, thus after can reducing actuator 100 quantity, it is only necessary to actuator 100 after one.

Intermediate transfer gear 82 is identical with the number of teeth of air door driving gear 81, and transmission ratio between the two is 1:1, in this way may be used To simplify the control process of air door 80, it is not required to convert.As shown in figure 11, it is equipped with buckle 811 on air door driving gear 81, The card slot 801 cooperated with buckle 811 is equipped on air door 80.It preferably can be plastic part, the buckle 811 that the air door, which drives gear 81, It is integrally formed part with air door driving gear 81, can be assembled to avoid buckle 811 and air door driving gear 81, reduce assembly Working hour.It can also be attached by connectors such as screws between air door driving gear 81 and air door 80.

In order to keep structure more simplified, and power application effect is improved, after sector gear 94 is rotationally sheathed on In drive shaft 90, rear drive shaft 90 is equipped with a rubbing surface 91 and the compressed spring 92 as elastic element, compressed spring 92 Sector gear 94 can be driven to contact with rubbing surface 91, so that rear drive shaft 90 can drive sector gear 94 to rotate.

In addition, being additionally provided with the limiting device 110 limited to the rotational angle of sector gear 94 on shell 10.After drive When axis 90 rotates along the first clockwise and make sector gear 94 and limiting device 110 to contact, air door 80 is opened；Rear drive shaft 90 When rotating and make sector gear 94 and limiting device 110 to contact along the second clockwise, air door 80 is closed.In the present embodiment, First clockwise is that counterclockwise, the second clockwise is clockwise.

Structure is drivingly connected based on air door as above, and in the present embodiment, rear 100 one side of actuator can also drive air door 80 opening and closing, on the other hand can also driving spindle 30 rotate, that is, be used to other component do work, can thus save required for Motor quantity, can reduce cost and easily controllable.Specifically in the present embodiment, in main shaft 30 and the rear drive shaft 90 Between be connected with midway drive bindiny mechanism, which drives main shaft because of the rotation of the rear drive shaft 90 30 rotations.Specifically, midway drive bindiny mechanism includes the worm screw 93 being formed on rear drive shaft 90, be connected on main shaft 30, With the main shaft drive gear 35 of 93 engaged transmission of worm screw, main shaft drive gear 35 is fixed on central axis 30 with description as above Afterwards in axle portion 34.

In order to realize the overturning of ball mouth 20, bias is connected with operable air port overturning driving knot on Yu Suoshu ball mouth 20 Structure, because operation air port overturns driving structure, to push and pull the ball mouth 20.Air port involved in the present embodiment overturns driving structure, Main includes mobile matching piece and turnover connecting piece.Wherein, mobile matching piece and main shaft 30 are cooperatively connected, and are configured to grasp The sliding axially along main shaft 30 made；Turnover connecting piece is movably connected between mobile matching piece and ball mouth 20, to match in movement When component is mobile when push-pull ball mouth 20, ball mouth 20 is driven to overturn in ball bowl portion 15.

Specifically, as shown in Fig. 3, Fig. 5 Fig. 6 and Fig. 8, the sliding gear ring 40 as mobile matching piece slideably covers On main shaft 30, and the outer wall for sliding gear ring 40 is equipped with the ring tooth 41 of multiple circular ring shapes.Pull rod as turnover connecting piece 50 one end is equipped with articulated shaft 52, the two overturning engaging lugs for being located at 122 lower section of rotation engaging lug being articulated on ball mouth 20 Between 123, the short axle 43 that the other end is equipped with hinge hole 51 and slides on gear ring 40 is hinged, and in the rotation of pull rod 50 and ball mouth 20 The heart is not overlapped, that is to say, that in one end that pull rod 50 and ball mouth 20 are hinged, the hinge joint of the two deviates from the rotation of ball mouth 20 Center.When sliding gear ring 40 slides on main shaft 30, ball mouth 20 can be driven along the center on main shaft 30 by pull rod 50 Axis 31 is rotated.

By sliding 40 slidable fit of gear ring in the structure on main shaft 30, referring to Fig. 7 and Fig. 8, it is symmetrical arranged on the main shaft 30 The guide groove 33 for having two axial directions along the main shaft 30 to extend, sliding gear ring 40 are equipped with two and slide respectively with guide groove 33 The draw runner 42 of cooperation is moved, is respectively provided with a short axle 43 hinged with pull rod 50 on each draw runner 42.The pull rod 50 can be plastics Part may be mounted in short axle 43 by flexible deformation, and the end of the short axle 43 is provided with and prevents pull rod 50 from exiting Elastic buckle, it is easy for installation and not easily to fall off.

In order to drive mobile matching piece to move operating for matching piece in sliding axially on main shaft 30, namely realization Sliding, be equipped with engage with ring tooth 41 to be connected in shell 10 and gear ring 40 slided in the driving slided on the main shaft 30 with driving Auxiliary section.The driving auxiliary section of the present embodiment mainly includes drive axle 60 and preceding actuator 70, drive axle 60 and main shaft 30 is perpendicular, and drive axle 60 is equipped with the forerunner's spur gear 61 being meshed with ring tooth 41；Preceding actuator 70 and drive axle 60 It is connected, when energization can drive the drive axle 60 to rotate, to drive the sliding gear ring 40 to slide on main shaft 30.

When in use, which can control the air port overturning driving structure of the present embodiment in the car running computer of automobile Under, when energization, can drive sliding gear ring 40 to move on main shaft 30, make the change of the air supply direction of ball mouth 20 by tradition in this way Manually adjust and be changed to motorized adjustment, the security risk for manually adjusting air outlet can be eliminated.When main shaft 30 rotates, gear ring is slided Ring tooth 41 on 40 can be engaged with forerunner's spur gear 61 in drive axle 60 always, thus the drive axle 60 will not be with master Axis 30 interferes.After ball mouth 20 first being turned to certain angle, swung with preceding actuator 70 driving ball mouth 20.For example, Ball mouth 20 is first turned to the position for capableing of horizontal hunting, then drives 20 horizontal hunting of ball mouth with preceding actuator 70, or first will Ball mouth 20 turns to the position for capableing of vertical oscillation, then drives 20 vertical oscillation of ball mouth with preceding actuator 70.In this way, pass through The rotary motion of main shaft 30 and the pendulum motion of ball mouth 20 are superimposed, can increase the air supply direction adjustable range of ball feeding mouth 20.

When rear actuator 100 drives rear drive shaft 90 to rotate, the worm screw 93 on rear drive shaft 90 can be by nibbling with it The main shaft drive gear 35 of conjunction drives main shaft 30 to be rotated, at the same time, effect of the sector gear 94 in compressed spring 92 Under, it follows rear drive shaft 90 to rotate together, air door 80 can be opened.After air door 80 fully opens, which can Limiting device 110 is contacted, sector gear 94 stops operating at this time, and the angle of air door 80 no longer changes, and main shaft 30 then can be Continue ceaselessly to rotate under the drive of rear drive shaft 90.After the swing angle of 30 rotational angle of main shaft and ball mouth 20 is superimposed, The wind direction of ball mouth 20 can be made towards any direction.

In the opening steps of the air door 80 after starting of air conditioner as above, control rear drive shaft 90 is rotated, described in driving Main driving portion rotates, and in main driving portion rotation process, drives two power carriers to rotate via the secondary driving portion, with The air door 80 is driven to be transformed on state by closed state.Based on the on state, air door is in the state being all turned on, At this point, to the opening angle for adjusting air door, it, then can be in air door 80 as reduced the aperture of air door 80 based on after full-gear Dampers angular set-up procedure is equipped with after opening steps, i.e. control rear drive shaft 90 rotates backward, to drive the air door 80 by leading Logical state is changed into switching state.It can thus be seen that air door 80 is first opened to maximum, then again gradually after air-conditioning is opened It is reduced to required throttle opening, the air being retained in air-conditioning before capable of opening air-conditioning is all blown out as far as possible, improves air-flow Exchange effect.

The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model Protection scope within.

Claims (10)

1. a kind of vehicle air conditioning gas control device is assemblied in the inner passage (13) in the shell (10) for being formed in air conditioning for automobiles It is interior, it is turnover at the port of Yu Suoshu shell (10) to be equipped with ball mouth (20), which is characterized in that the control mechanism includes:

Two air doors (80), two air doors (80) are rotatably set in the inner passage (13) with a shaft； Two air doors (80) have the closed state opposite each other to block the inner passage (13) because of rotation, parallel to each other The on state of the inner passage (13) is connected, and between the closed state and the on state switch shape State；In being respectively equipped with power carrier in each shaft；

Air door driving portion positions relative to the shell (10) and is arranged, and the air door driving portion includes controllable, rotation setting The rear drive shaft (90) with rubbing surface (91) on the air conditioning for automobiles, is rotatably sheathed on the rear drive shaft (90) On main driving portion, and be located by connecting in the elastic element on the rear drive shaft (90)；The elastic element can drive institute It states main driving portion to contact with the rubbing surface (91), so that the rear drive shaft (90) can drive the main driving portion rotation；

Secondary driving portion, it is synchronous with two power carrier compositions to be drivingly connected；The pair driving portion and the main driving portion Power transmitting connection is constituted, and the power of carrying is passed into two power carriers simultaneously, so that two shafts Reverse rotation each other；

Main shaft (30), main shaft (30) positioning are set in the inner passage (13) of the shell (10)；

Mobile matching piece, is cooperatively connected, the mobile matching piece is configured to operable along the master with the main shaft (30) Axis (30) slide axially；

Turnover connecting piece is movably connected between the mobile matching piece and the ball mouth (20), in the mobile matching piece When pushing and pulling ball mouth (20) when mobile, drives and overturn at the port of ball mouth (20) the Yu Suoshu shell (10).

2. vehicle air conditioning gas control device according to claim 1, it is characterised in that: the main driving portion and the pair Between driving portion and between the secondary driving portion and two power carriers, gear connection is constituted.

3. vehicle air conditioning gas control device according to claim 2, it is characterised in that: the main driving portion is configured to The sector gear being connected on the rear drive shaft.

4. vehicle air conditioning gas control device according to claim 1, it is characterised in that:

Limiting device (110), is set on the shell, in the closed state and/or on state of the air door, Inhibit the rotation of the main driving portion.

5. vehicle air conditioning gas control device according to claim 1, it is characterised in that: the power carrier is equipped with It buckles (811), the air door (80) is equipped with the card slot (801) with buckle (811) cooperation.

6. vehicle air conditioning gas control device according to claim 1, it is characterised in that: the elastic element is to be set in Compressed spring on the rear drive shaft.

7. vehicle air conditioning gas control device according to any one of claim 1 to 6, it is characterised in that: the movement Matching piece is configured to the sliding gear ring (40) being slideably sheathed on the main shaft (30), and sliding gear ring (40) Outer wall is equipped with the ring tooth (41) of multiple circular ring shapes；It is equipped with to engage with the ring tooth (41) in the shell (10) and be connected to drive Move the driving auxiliary section slided on sliding gear ring (40) Yu Suoshu main shaft (30).

8. vehicle air conditioning gas control device according to claim 7, it is characterised in that the driving auxiliary section includes:

Drive axle (60), perpendicular with the main shaft (30), the drive axle (60) is equipped with and ring tooth (41) phase Forerunner's spur gear (61) of engagement；

Preceding actuator (70), is connected with the drive axle (60), and when energization can drive the drive axle (60) to rotate, with The sliding gear ring (40) is driven to be slided on the main shaft (30).

9. vehicle air conditioning gas control device according to claim 7, it is characterised in that: the turnover connecting piece is constructed For pull rod (50), one end of the pull rod (50) is articulated on the sliding gear ring (40), and being articulated with for other end bias is described On ball mouth (20).

10. vehicle air conditioning gas control device according to claim 9, it is characterised in that: symmetrical on the main shaft (30) It is provided with the guide groove (33) that two axial directions along the main shaft (30) extend, the sliding gear ring (40) is equipped with two The draw runner (42) being slidably matched respectively with the guide groove (33) is respectively provided with one and the pull rod on each draw runner (42) (50) hinged short axle (43).