CN219838411U - HVAC back blowing face component - Google Patents
HVAC back blowing face component Download PDFInfo
- Publication number
- CN219838411U CN219838411U CN202321302509.2U CN202321302509U CN219838411U CN 219838411 U CN219838411 U CN 219838411U CN 202321302509 U CN202321302509 U CN 202321302509U CN 219838411 U CN219838411 U CN 219838411U
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- CN
- China
- Prior art keywords
- blowing
- face
- air door
- runner
- hvac
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000007664 blowing Methods 0.000 title claims abstract description 104
- 238000005452 bending Methods 0.000 claims description 7
- 238000005192 partition Methods 0.000 claims description 4
- 238000004378 air conditioning Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- Air-Conditioning For Vehicles (AREA)
Abstract
The utility model relates to the technical field of automobile air conditioners and discloses an HVAC back blowing face assembly which comprises a back blowing face flow channel and a back blowing face air door.
Description
Technical Field
The utility model relates to the technical field of automobile air conditioners, in particular to an HVAC back blowing surface assembly.
Background
The air conditioning system of the vehicle is called as an HVAC (heating ventilation and air conditioning), is used for heating ventilation and air conditioning, and is along with the rapid development of automobiles, and under the premise of not affecting functions, the vehicle is smaller and smaller to the overall structure, and the user comfort level is better and better, and the distribution box is internally provided with a front blowing face channel and an air door for meeting the mode diversification requirements, and is also required to be provided with a rear blowing face channel and an air door, so that the rear exhaust comfort level is improved.
Chinese patent document CN107042745a discloses a rear blowing face structure of an automotive air conditioning box, in which a rear blowing face cold runner and a hot runner are designed inside a distribution box, an air outlet is designed in the hot runner at the air outlet side of a heater core, the heat flow of the hot runner is split into a rear blowing face runner, a rear blowing face air door is designed in the rear blowing face runner, and the air flows in the rear blowing face cold runner and the hot runner are mixed and controlled by the rear blowing face air door.
This prior art has the following disadvantages: the traditional mode is that directly increase the back face runner on original structure, can increase the space that the distributor box occupy, and prior art increases back face runner inside, but because all is equipped with the air door structure in back face runner and the front face runner, every air door needs independent motor control, influences spatial arrangement.
Disclosure of Invention
The utility model provides an HVAC back-blowing face assembly which aims at solving the technical problem that the space occupation is large due to arrangement of a back-blowing face runner, and the HVAC back-blowing face assembly comprises a back-blowing face runner and a back-blowing face air door.
In order to facilitate the opening and closing of the back face air door and the front face air door, the front face air door is rotatably connected to the front face flow channel through a front face rotating shaft, and the back face air door is rotatably connected to the back face flow channel through a back face rotating shaft.
Further, the bottom of the front blowing face air door is provided with a front connecting end, the bottom of the rear blowing face air door is provided with a rear connecting end, one end of the connecting rod is rotationally connected to the front connecting end, and the other end of the connecting rod is connected to the rear connecting end.
In order to facilitate the arrangement and connection of the connecting rods in the flow channel, two ends of the connecting rods are bending parts, a connecting groove is formed in the middle of each bending part, and the front connecting end and the rear connecting end are respectively and rotatably connected in the connecting grooves at two ends of the connecting rods.
In order to facilitate the rotation of the back blowing face air door and the front blowing face air door, a front blowing face rotating shaft on the front blowing face air door is connected with a cam disc, a motor is arranged on the cam disc, the cam disc rotates to drive the front blowing face rotating shaft to rotate, the front blowing face rotating shaft drives the front blowing face air door to rotate, and the front blowing face air door drives the back blowing face air door to rotate through a connecting rod.
In order to facilitate separation of the back blowing face runner and the back blowing foot runner, the back blowing face runner and the back blowing foot runner are separated by a runner partition plate.
The utility model has the following beneficial effects: when the air conditioning box of the HVAC is arranged in the whole vehicle, the boundary of the whole vehicle arrangement is limited, the X-direction space of the distribution box is very small, and the rear blowing air channel cannot be independently arranged, so that the rear blowing air channel and the foot blowing air channel are arranged in the same flow channel and are separated by the flow channel, and the rear blowing air door can be connected by adopting a connecting rod, so that the arrangement can be completed in a limited space. Meanwhile, the structure can save cost, and the back blowing face air door can be directly and simultaneously driven with the blowing face air door without independently and newly opening a motor for control.
Drawings
FIG. 1 is a schematic illustration of an HVAC distribution box of the present utility model;
FIG. 2 is a schematic view in the direction A-A of FIG. 1;
FIG. 3 is a side view of FIG. 1;
FIG. 4 is a schematic view in the direction B-B in FIG. 3;
FIG. 5 is a schematic diagram of the connection structure of the connecting rod with the front and rear blow side air doors.
Detailed Description
The following is a further detailed description of the embodiments:
1. reference numerals in the drawings of the specification include: the back blowing face runner 1, the back blowing face air door 2, the front blowing face runner 3, the front blowing face air door 4, the back blowing foot runner 5, the back blowing foot air door 6, the runner partition 7, the connecting rod 8, the front blowing face rotating shaft 9, the back blowing face rotating shaft 10, the front connecting end 11, the back connecting end 12, the bending part 13, the connecting groove 14, the cam disc 15, the motor 16, the track groove 17 and the cam shaft 18.
Example 1
As shown in fig. 1-5, an HVAC back-blowing assembly includes a back-blowing runner 1 and a back-blowing air door 2, the back-blowing runner 1 is located below a front-blowing runner 3, two sides of the back-blowing runner 1 are respectively provided with a back-blowing foot runner 5, the back-blowing runner 1 and the back-blowing foot runner 5 are separated by a runner partition 7, the back-blowing air door 2 is connected with a front-blowing air door 4 in the front-blowing runner 3 through a connecting rod 8, the front-blowing air door 4 is rotationally connected with the front-blowing runner 3 through a front-blowing rotating shaft 9, the front-blowing rotating shaft 9 is also connected with a back-blowing foot air door 6, the back-blowing air door 2 is rotationally connected with the back-blowing runner 1 through a back-blowing rotating shaft 10, a front connecting end 11 is arranged at the bottom of the front-blowing air door 4, a back-blowing air door 2 is provided with a back-connecting end 12 at the bottom, one end of the connecting rod 8 is rotationally connected with the front connecting end 11, and the other end is connected with the back-connecting end 12, and the front-blowing air door 2 and the front-blowing air door 4 are controlled to be opened and closed simultaneously.
The two ends of the connecting rod 8 are bending parts 13, a connecting groove 14 is arranged in the middle of the bending parts 13, and the front connecting end 11 and the rear connecting end 12 are respectively connected in the connecting grooves 14 at the two ends of the connecting rod 8 in a pin shaft rotating manner.
The front blowing face rotating shaft 9 on the front blowing face air door 4 is connected with a cam disc 15, a motor 16 is arranged on the cam disc 15, the cam disc 15 rotates to drive the front blowing face rotating shaft 9 to rotate, the front blowing face rotating shaft 9 drives the front blowing face air door 4 to rotate, and the front blowing face air door 4 drives the rear blowing face air door 2 to rotate through a connecting rod 8.
The cam disc 15 is provided with a track groove 17, the end part of the front blowing face rotating shaft 9 is connected with a protruding shaft 18, the protruding shaft 18 moves in the track groove 17, the cam disc 15 rotates around the center under the action of the motor 16, the front blowing face rotating shaft 9 is driven to rotate through the track groove 17, and the front blowing face air door 4 is controlled to be opened and closed.
Claims (6)
1. The utility model provides a HVAC back blows face subassembly, includes back blow face runner (1) and back blow face air door (2), its characterized in that, back blow face runner (1) are located preceding blow face runner (3) below, back blow face runner (1) both sides are back blow foot runner (5) respectively, back blow face air door (2) are connected through connecting rod (8) preceding blow face air door (4) in preceding blow face runner (3), connecting rod (8) simultaneous control the opening and closing of back blow face air door (2) and preceding blow face air door (4).
2. The HVAC back-blowing module of claim 1, wherein: the front blowing face air door (4) is rotationally connected to the front blowing face flow channel (3) through a front blowing face rotating shaft (9), and the rear blowing face air door (2) is rotationally connected to the rear blowing face flow channel (1) through a rear blowing face rotating shaft (10).
3. The HVAC back-blowing module of claim 2, wherein: front face air door (4) bottom is equipped with front connection end (11), back face air door (2) bottom is equipped with back link (12), connecting rod (8) one end rotate connect front connection end (11) on, the other end is connected back link (12).
4. The HVAC back-blowing module of claim 3, wherein: the two ends of the connecting rod (8) are bending parts (13), a connecting groove (14) is formed in the middle of the bending parts (13), and the front connecting end (11) and the rear connecting end (12) are respectively and rotatably connected in the connecting grooves (14) at the two ends of the connecting rod (8).
5. The HVAC back-blowing module of claim 4, wherein: the front blowing face air door is characterized in that a front blowing face rotating shaft (9) on the front blowing face air door (4) is connected with a cam disc (15), a motor (16) is arranged on the cam disc (15), the cam disc (15) rotates to drive the front blowing face rotating shaft (9) to rotate, the front blowing face rotating shaft (9) drives the front blowing face air door (4) to rotate, and the front blowing face air door (4) drives the back blowing face air door (2) to rotate through a connecting rod (8).
6. The HVAC back-blowing module of any of claims 1-5, wherein: the back blowing face runner (1) and the back blowing foot runner (5) are separated by a runner partition plate (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321302509.2U CN219838411U (en) | 2023-05-26 | 2023-05-26 | HVAC back blowing face component |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321302509.2U CN219838411U (en) | 2023-05-26 | 2023-05-26 | HVAC back blowing face component |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219838411U true CN219838411U (en) | 2023-10-17 |
Family
ID=88304354
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321302509.2U Active CN219838411U (en) | 2023-05-26 | 2023-05-26 | HVAC back blowing face component |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219838411U (en) |
-
2023
- 2023-05-26 CN CN202321302509.2U patent/CN219838411U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |