CN219838410U - HVAC cam disc structure - Google Patents
HVAC cam disc structure Download PDFInfo
- Publication number
- CN219838410U CN219838410U CN202321302285.5U CN202321302285U CN219838410U CN 219838410 U CN219838410 U CN 219838410U CN 202321302285 U CN202321302285 U CN 202321302285U CN 219838410 U CN219838410 U CN 219838410U
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- Prior art keywords
- blowing
- foot
- defrosting
- face
- blow
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- 238000007664 blowing Methods 0.000 claims abstract description 197
- 238000010257 thawing Methods 0.000 claims abstract description 108
- 238000004378 air conditioning Methods 0.000 abstract description 4
- 238000010438 heat treatment Methods 0.000 abstract 1
- 238000009423 ventilation Methods 0.000 abstract 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Abstract
The utility model relates to the technical field of automobile air conditioners and discloses an HVAC (heating ventilation and air conditioning) cam disc structure which comprises a blowing face air outlet, a defrosting air outlet and a blowing foot air outlet, wherein the blowing face air outlet is provided with a blowing face air door mechanism, the defrosting air outlet is provided with a defrosting air door mechanism, the blowing foot air outlet is provided with a blowing foot air door mechanism, the blowing face air door mechanism, the defrosting air door mechanism and the blowing foot air door mechanism are controlled by a cam disc, a blowing face track groove, a blowing foot track groove and a defrosting track groove are formed in the cam disc, a blowing face opening section and a blowing face closing section are formed in the blowing face track groove, a blowing foot opening section and 2 blowing foot closing sections are formed in the blowing foot track groove, 3 defrosting opening sections and 3 defrosting closing sections are formed in the defrosting track groove, and the cam disc is rotationally controlled to sequentially realize blowing face, defrosting, blowing foot defrosting and blowing foot defrosting.
Description
Technical Field
The utility model relates to the technical field of automobile air conditioners, in particular to an HVAC cam disc structure.
Background
The HAVC cam disc structure is a transmission structure for an automobile air conditioning system. The cam disc is provided with a track groove, and the cam shaft is driven to rotate by a motor, so that the track groove is contacted with each cam in the air conditioning system, and various components in the air conditioning system are driven.
Chinese patent document CN204757283U discloses a cam disc of a blowing face and foot mode of an automotive air conditioner, comprising: the cam disc is provided with a track groove for adjusting the air quantity of the air outlet of the face/foot blowing air door and the defrosting air door, the track groove is arranged at the edge of the cam disc, the track groove is provided with a plurality of air door mode control points, and each air door mode control point sequentially realizes a face blowing mode, a face blowing foot cooling mode, a face blowing foot blowing hot mode, a foot blowing mode, a defrosting foot blowing mode and a defrosting mode of the face/foot blowing air door and the defrosting air door.
This prior art has the following disadvantages: the space that a plurality of air door modes of single track groove simultaneous control needs to occupy is big, and traditional control mode has 5, and above-mentioned prior art rises the air door mode to 6, but mode quantity still is not enough, and driver's comfort level remains to promote.
Disclosure of Invention
The utility model aims to solve the technical problem of insufficient comfort level of drivers and passengers, and provides an HVAC cam disc structure, which comprises a blowing face air outlet, a defrosting air outlet and a blowing foot air outlet, wherein the blowing face air outlet is provided with a blowing face air door mechanism, the defrosting air outlet is provided with a defrosting air door mechanism, the blowing foot air outlet is provided with a blowing foot air door mechanism, and the blowing face air door mechanism, the defrosting air door mechanism and the blowing foot air door mechanism are controlled by the cam disc.
Preferably, the blowing surface track groove and the blowing foot track groove are positioned on the outer ring of the cam disc, and the defrosting track groove is positioned on the inner ring of the cam disc.
Preferably, the blowing surface track groove is sequentially provided with a blowing surface opening section and a blowing surface closing section; the foot blowing track groove is sequentially provided with a foot blowing closing section, a foot blowing opening section and a foot blowing closing section; the defrosting track groove is provided with the defrosting closing section, and the defrosting opening section and the defrosting closing section are alternately arranged.
In order to facilitate control of blowing face, the face air door mechanism of blowing includes the face door plant of blowing, blows face pivot and blows the face driving lever, the face driving lever of blowing is through blowing face pivot rotation connection the face door plant of blowing, be equipped with on the face driving lever of blowing and blow the face cam, it is in to blow the face cam connection blow the face track inslot, it is in to blow the face cam and blow the face track inslot motion, it controls to blow the face driving lever the opening or closing of face door plant of blowing.
In order to facilitate the control of blowing the foot, blow foot air door mechanism and blow foot door plant, blow foot pivot and blow foot driving lever including blowing the foot door plant, it connects to blow the foot pivot blow foot door plant middle part, blow foot driving lever one end and connect blow the bar downthehole of foot door plant, it is equipped with and blows the foot cam to blow the foot driving lever other end, it is in to blow the foot cam and blow foot track inslot motion control blow the foot door plant and open or close.
In order to control defrosting conveniently, the defrosting air door mechanism comprises a defrosting door plate, a defrosting rotating shaft and a defrosting deflector rod, wherein the defrosting deflector rod is connected in a strip-shaped hole of the defrosting door plate, a defrosting cam is arranged in the middle of the defrosting deflector rod, and the defrosting cam moves in the defrosting track groove to control the defrosting door plate to be opened or closed.
The utility model has the following beneficial effects: the utility model has seven modes of cam disk, can realize blowing face, blowing face defrosting, blowing face and foot defrosting, blowing foot defrosting and defrosting, can have more choices in the using process of the vehicle, improves the using comfort of customers and improves the quality of the automobile air conditioner; the whole structure is more compact, the cam disc is provided with a plurality of track grooves for simultaneously controlling 3 air doors to move, so that switching of different modes is realized, and compared with the single track groove, the cam disc is smaller and the space occupation ratio is less.
Drawings
FIG. 1 is a schematic view of the structure of the HVAC cam plate structure of the present utility model in a blow-down mode;
FIG. 2 is a schematic view of the structure of the HVAC cam plate structure of the present utility model in a blown defrost mode;
FIG. 3 is a schematic view of the structure of the HVAC cam plate structure of the present utility model in a blow-on foot mode;
FIG. 4 is a schematic view of the structure of the HVAC cam plate structure of the present utility model in a face-blowing foot-blowing defrost mode;
FIG. 5 is a schematic view of the structure of the HVAC cam plate structure of the present utility model in a foot blowing mode;
FIG. 6 is a schematic view of the HVAC cam plate structure of the present utility model in a foot-blown defrost mode;
FIG. 7 is a schematic view of the HVAC cam plate structure of the present utility model in a defrost mode;
fig. 8 is a schematic view of the structure of the cam-less plate.
Detailed Description
The following is a further detailed description of the embodiments:
1. reference numerals in the drawings of the specification include: the air outlet 1, the defrosting air outlet 2, the foot air outlet 3, the cam disk 4, the foot track groove 5, the foot opening section 501, the foot closing section 502, the foot track groove 6, the foot opening section 601, the foot closing section 602, the defrosting track groove 7, the defrosting opening section 701, the defrosting closing section 702, the face door panel 8, the face rotating shaft 9, the face deflector 10, the face cam 11, the foot door panel 12, the foot rotating shaft 13, the foot deflector 14, the bar-shaped hole 15, the foot cam 16, the defrosting door panel 17, the defrosting rotating shaft 18, the defrosting deflector 19, the defrosting cam 20, the defrosting deflector rotating shaft 21 and the foot deflector rotating shaft 22.
Example 1
As shown in fig. 1-8, an HVAC cam disc structure includes a blowing face air outlet 1, a defrosting air outlet 2 and a blowing foot air outlet 3, the blowing face air outlet 1 is provided with a blowing face air door mechanism, the defrosting air outlet 2 is provided with a defrosting air door mechanism, the blowing foot air outlet 3 is provided with a blowing foot air door mechanism, the blowing face air door mechanism, the defrosting air door mechanism and the blowing foot air door mechanism are controlled by a cam disc 4, the cam disc 4 is provided with a blowing face track groove 5, a blowing foot track groove 6 and a defrosting track groove 7, the blowing face track groove 5 is provided with a blowing face opening section 501 and a blowing face closing section 502, the blowing foot track groove 6 is provided with a blowing foot opening section 601 and 2 blowing foot closing sections 602, the defrosting track groove 7 is provided with 3 defrosting opening sections 701 and 3 defrosting closing sections 702, and the cam disc 4 rotates to control the blowing face air door mechanism, the defrosting mechanism and the blowing foot mechanism to sequentially realize blowing face, blowing face defrosting, blowing foot, foot defrosting and air door and defrosting.
The blowing surface track groove 5 and the blowing foot track groove 6 are positioned on the outer ring of the cam disc 4, and the defrosting track groove 7 is positioned on the inner ring of the cam disc 4.
A blowing face opening section 501 and a blowing face closing section 502 are sequentially arranged on the blowing face track groove 5; a foot blowing closing section 602, a foot blowing opening section 601 and a foot blowing closing section 602 are sequentially arranged on the foot blowing track groove 6; the defrosting track groove 7 is firstly provided with the defrosting closing sections 702, and the defrosting opening sections 701 and the defrosting closing sections 702 are alternately arranged.
The face blowing air door mechanism comprises a face blowing door plate 8, a face blowing rotating shaft 9 and a face blowing deflector rod 10, the face blowing deflector rod 10 is rotationally connected with the face blowing door plate 8 through the face blowing rotating shaft 9, a face blowing cam 11 is arranged on the face blowing deflector rod 10, the face blowing cam 11 is connected in the face blowing track groove 5, the face blowing cam 11 moves in the face blowing track groove 5, and the face blowing deflector rod 10 controls the opening or closing of the face blowing door plate 8.
The foot blowing air door mechanism comprises a foot blowing door plate 12, a foot blowing rotating shaft 13 and a foot blowing deflector rod 14, wherein the foot blowing rotating shaft 13 is connected to the middle part of the foot blowing door plate 12, one end of the foot blowing deflector rod 14 is connected to a strip-shaped hole 15 of the foot blowing door plate 12, the other end of the foot blowing deflector rod 14 is provided with a foot blowing cam 16, the foot blowing deflector rod 14 is connected to the foot blowing air outlet 3 around a middle part foot blowing deflector rod rotating shaft 22, and the foot blowing cam 16 moves in the foot blowing track groove 6 to control the foot blowing door plate 12 to be opened or closed; the defrosting air door mechanism comprises a defrosting door plate 17, a defrosting rotating shaft 18 and a defrosting deflector rod 19, wherein the defrosting deflector rod 19 is connected in a strip-shaped hole 15 of the defrosting door plate 17, a defrosting cam 20 is arranged in the middle of the defrosting deflector rod 19, the defrosting deflector rod 19 is connected to the defrosting air outlet 2 around a defrosting deflector rod rotating shaft 21 at the other end, and the defrosting cam 20 moves in the defrosting track groove 7 to control the defrosting door plate 17 to be opened or closed.
Blowing: a blowing face opening section 501 of the blowing face cam 11 on the blowing face track groove 5; a first one of said blowing shut-off sections 602 of said blowing cam 16 on said blowing track slot 6; a first defrost closure segment 702 of the defrost cam 20 on the defrost track slot 7;
blowing face and defrosting: a blowing face opening section 501 of the blowing face cam 11 on the blowing face track groove 5; a first one of said blowing shut-off sections 602 of said blowing cam 16 on said blowing track slot 6; a first defrost opening segment 701 of the defrost cam 20 on the defrost track slot 7;
blowing face and foot: a blowing face opening section 501 of the blowing face cam 11 on the blowing face track groove 5; a blowing foot opening section 601 of the blowing foot cam 16 on the blowing foot track groove 6; a second defrost closure segment 702 of the defrost cam 20 on the defrost track slot 7;
blowing face and foot to defrost: a blowing face opening section 501 of the blowing face cam 11 on the blowing face track groove 5; a blowing foot opening section 601 of the blowing foot cam 16 on the blowing foot track groove 6; a second defrost opening segment 701 of the defrost cam 20 on the defrost track slot 7;
foot blowing: a blowing face closing section 502 of the blowing face cam 11 on the blowing face track groove 5; a blowing foot opening section 601 of the blowing foot cam 16 on the blowing foot track groove 6; a third defrost closure segment 702 of the defrost cam 20 on the defrost track slot 7;
foot blowing and defrosting: a blowing face closing section 502 of the blowing face cam 11 on the blowing face track groove 5; a blowing foot opening section 601 of the blowing foot cam 16 on the blowing foot track groove 6; a third defrost opening segment 701 of the defrost cam 20 on the defrost track slot 7;
defrosting: a blowing face closing section 502 of the blowing face cam 11 on the blowing face track groove 5; a second blowing foot closing section 602 of the blowing foot cam 16 on the blowing foot trajectory groove 6; a third defrost opening segment 701 of the defrost cam 20 on the defrost track slot 7.
Claims (6)
1. The utility model provides an HVAC cam disc structure, includes to blow face air outlet (1), defrosting air outlet (2) and blows foot air outlet (3), it is equipped with and blows face air door mechanism to blow face air outlet (1), defrosting air outlet (2) are equipped with defrosting air door mechanism, it is equipped with and blows foot air door mechanism to blow foot air outlet (3), it passes through cam disc (4) control to blow face air door mechanism, defrosting air door mechanism and blows foot air door mechanism, its characterized in that, be equipped with on cam disc (4) and blow face track groove (5), blow foot track groove (6) and defrosting track groove (7), be equipped with on blowing face track groove (5) and blow face and open section (501) and blow face and close section (502), it opens section (601) and 2 to blow foot and close section (602) to blow the foot to be equipped with 3 defrosting on foot track groove (7), it blows foot track groove (4) rotation control blow foot track groove (6) and defrosting air door mechanism and defrosting face, blow foot and blow the face and blow the foot and blow the defrosting mechanism and blow the face.
2. The HVAC cam plate structure of claim 1, wherein: the blowing surface track groove (5) and the blowing foot track groove (6) are positioned on the outer ring of the cam disc (4), and the defrosting track groove (7) is positioned on the inner ring of the cam disc (4).
3. The HVAC cam plate structure of claim 1 or 2, wherein: a blowing face opening section (501) and a blowing face closing section (502) are sequentially arranged on the blowing face track groove (5); the foot blowing track groove (6) is sequentially provided with a foot blowing closing section (602), a foot blowing opening section (601) and a foot blowing closing section (602); the defrosting track groove (7) is firstly provided with the defrosting closing sections (702), and the defrosting opening sections (701) and the defrosting closing sections (702) are alternately arranged.
4. The HVAC cam plate structure of claim 3, wherein: the face air door mechanism blows face door plant (8), blows face pivot (9) and blows face driving lever (10), blow face driving lever (10) through blowing face pivot (9) rotation connection blow face door plant (8), be equipped with on blowing face driving lever (10) and blow face cam (11), blow face cam (11) and connect in blowing face track groove (5), blow face cam (11) and be in blow face track groove (5) internal motion, blow face driving lever (10) control blow opening or closing of face door plant (8).
5. The HVAC cam plate structure of claim 4, wherein: the foot blowing air door mechanism comprises a foot blowing door plate (12), a foot blowing rotating shaft (13) and a foot blowing deflector rod (14), wherein the foot blowing rotating shaft (13) is connected to the middle of the foot blowing door plate (12), one end of the foot blowing deflector rod (14) is connected to the inside of a strip-shaped hole (15) of the foot blowing door plate (12), the other end of the foot blowing deflector rod (14) is provided with a foot blowing cam (16), and the foot blowing cam (16) moves in the foot blowing track groove (6) to control the opening or closing of the foot blowing door plate (12).
6. The HVAC cam plate structure of claim 5, wherein: the defrosting air door mechanism comprises a defrosting door plate (17), a defrosting rotating shaft (18) and a defrosting deflector rod (19), wherein the defrosting deflector rod (19) is connected in a strip-shaped hole (15) of the defrosting door plate (17), a defrosting cam (20) is arranged in the middle of the defrosting deflector rod (19), and the defrosting cam (20) moves in the defrosting track groove (7) to control the defrosting door plate (17) to be opened or closed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321302285.5U CN219838410U (en) | 2023-05-26 | 2023-05-26 | HVAC cam disc structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321302285.5U CN219838410U (en) | 2023-05-26 | 2023-05-26 | HVAC cam disc structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219838410U true CN219838410U (en) | 2023-10-17 |
Family
ID=88305929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321302285.5U Active CN219838410U (en) | 2023-05-26 | 2023-05-26 | HVAC cam disc structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219838410U (en) |
-
2023
- 2023-05-26 CN CN202321302285.5U patent/CN219838410U/en active Active
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