CN216610785U - Air door structure of air blower and air blower - Google Patents
Air door structure of air blower and air blower Download PDFInfo
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- CN216610785U CN216610785U CN202122444969.6U CN202122444969U CN216610785U CN 216610785 U CN216610785 U CN 216610785U CN 202122444969 U CN202122444969 U CN 202122444969U CN 216610785 U CN216610785 U CN 216610785U
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Abstract
The application relates to the field of automobile air conditioners, in particular to an air door structure of an air blower and the air blower. The air door structure of the air blower comprises an air blower shell, an air door and an air door driving device, wherein a first air inlet and a second air inlet are formed in the air blower shell, and the first air inlet and the second air inlet are distributed at intervals along a first direction. The air door slides and sets up in the air blower casing, and the air door is connected with air door drive arrangement's drive end, makes the air door slide between first air intake and second air intake according to predetermined movement track to carry out the shutoff to first air intake or second air intake, thereby realize the switching of the inside and outside circulation air inlet of air-blower, and set up to sliding through the switching mode with the air door position, for the air door that rotates the setting, greatly reduced the shared space of air door motion.
Description
Technical Field
The application relates to the field of automobile air conditioners, in particular to an air door structure of an air blower and the air blower.
Background
The blower is an important component of a heating system and an air conditioning system of an automobile, the blower is generally provided with an internal and external circulation mode for controlling an air circulation mode, and the switching of the internal and external circulation mode is realized through the movement of an internal and external circulation air door. The existing movement mechanism of the internal and external circulation air door generally arranges the air door on an air door shaft, and drives the air door shaft to rotate through a driving mechanism, so that the air door can rotate to an internal circulation air inlet or an external circulation air inlet, and the switching of the opening and the closing of the two air inlets is realized; however, the rotatably arranged damper requires a large longitudinal space.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an air door structure of a blower and the blower, so as to reduce the space occupied by the movement of the air door to a certain extent.
The utility model provides an air door structure of an air blower, which comprises an air blower shell, an air door and an air door driving device, wherein the air door is arranged on the shell;
the blower shell is formed with a first air inlet and a second air inlet, and the first air inlet and the second air inlet are distributed at intervals along a first direction;
the air door slides and sets up in the blower casing, air door drive arrangement can drive the air door is in first air intake with remove between the second air intake, in order to pass through the air door is right first air intake or the shutoff is carried out to the second air intake.
Furthermore, guide sliding grooves are respectively formed in the inner walls of the two sides of the blower shell in the second direction, and the guide sliding grooves extend from one end of the blower shell in the first direction to the other end of the blower shell in the first direction;
the two sides of the air door in the second direction are respectively connected in the corresponding guide sliding grooves in a sliding mode, so that the air door can slide to the first air inlet or the second air inlet along the guide sliding grooves.
Furthermore, a first guide piece and a second guide piece are arranged on two sides of the air door in the second direction, and the first guide piece and the second guide piece are respectively arranged on two sides of the air door in the length direction; the first guide piece and the second guide piece are slidably inserted into the corresponding guide sliding grooves.
Furthermore, the guide chute comprises a first guide section, a second guide section, a third guide section and a fourth guide section which are communicated in sequence;
the first guide section and the second guide section are opposite to the first air inlet, and the first guide section and the second guide section are connected in an angle mode and open towards the first air inlet;
the third guide section and the fourth guide section are opposite to the second air inlet, and the third guide section and the fourth guide section are connected in an angle mode and open towards the second air inlet.
Further, the air door is arc-shaped;
the first guide section, the second guide section, the third guide section and the fourth guide section are all arc-shaped.
Further, first air intake with the second air intake is formed with the frame respectively, the air door can through lay in the frame or sealed the pad on the air door with the frame is sealed to lean on.
Furthermore, a first rack and a second rack are arranged on two sides of the air door in the second direction at intervals side by side; the air door driving device comprises a gear shaft, a first gear, a second gear and a driving assembly;
the gear shaft is arranged between the first air inlet and the second air inlet along the second direction, and two ends of the gear shaft in the length direction are rotatably connected with the blower shell;
the first gear and the second gear are coaxially arranged on the gear shaft respectively, the first gear is meshed with the first rack, and the second gear is meshed with the second rack;
the driving assembly is used for driving the gear shaft to rotate.
Further, the driving assembly comprises a first driving gear, a second driving gear and a driving motor; one end of the gear shaft extends out of the blower shell and is connected with the first driving gear;
the second driving gear is connected with the driving end of the driving motor, the driving motor can drive the second driving gear to rotate, and the second driving gear is meshed with the first driving gear.
Further, the second driving gear is in a fan shape, and the central angle of the second driving gear is 90-120 degrees.
The utility model also provides a blower which comprises the air door structure of any one of the blowers.
Compared with the prior art, the utility model has the beneficial effects that:
the air door structure of the air blower provided by the utility model comprises an air blower shell, an air door and an air door driving device; two air inlets are formed at one end of the blower shell, namely a first air inlet for external circulation air inlet and a second air inlet for internal circulation air inlet, and the first air inlet and the second air inlet are distributed at intervals along the first direction of the blower shell. The air door is arranged in the blower shell in a sliding mode, so that the air door can slide in the blower shell, and the air door has a preset motion track; the air door can slide to a first air inlet on one side of the first direction of the shell of the air blower or slide to a second air inlet on the other side of the first direction of the shell of the air blower along the motion track of the air door, the air door is matched with the first air inlet and the second air inlet, when the air door moves to the first air inlet, the air inlet of the first air inlet can be blocked by the air door, the second air inlet is in an open state at the moment, and the air blower is in an internal circulation air inlet state; when the air door moves to the second air inlet, the air door can block the second air inlet, the first air inlet is in an open state at the moment, and the air blower is in an external circulation air inlet state.
Air door drive arrangement's drive end is connected with the air door, air door drive arrangement can drive the air door, make the air door along its predetermined movement track reciprocating sliding, switch in order to the position of air door, make the air door can switch over the position between first air intake and second air intake, realize the switching of first air intake and second air intake switching, thereby realize the switching of the inside and outside circulation air inlet of air-blower, and set up to sliding through the switching mode with the air door position, for the air door that rotates the setting, the shared space of air door motion has greatly been reduced.
The utility model also provides a blower which comprises the air door structure of the blower, so that the blower also has the beneficial effect of the air door structure of the blower.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of a damper structure of a blower according to an embodiment of the present invention at a first viewing angle (the damper is located at a second air inlet);
FIG. 2 is a schematic structural view of a damper structure of a blower according to an embodiment of the present invention at a second viewing angle;
FIG. 3 is a schematic structural diagram of a damper structure of a blower according to an embodiment of the present invention at a third viewing angle;
fig. 4 is a schematic structural diagram of a damper structure of a blower according to an embodiment of the present invention.
Reference numerals:
1-an air blower housing, 11-a first air inlet, 12-a second air inlet, 13-a frame, 2-an air door, 21-a first guide, 22-a second guide, 23-a first rack, 24-a second rack, 3-an air door driving device, 31-a gear shaft, 32-a first gear, 33-a first driving gear, 34-a second driving gear, 35-a driving motor, 4-a guide chute, 41-a first guide section, 42-a second guide section, 43-a third guide section, 44-a fourth guide section, a-a first direction, b-a second direction.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model.
All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
A damper structure of a blower and a blower according to some embodiments of the present application are described below with reference to fig. 1 to 4.
The application provides a ventilation door structure of a blower, as shown in fig. 1 to 3, the ventilation door structure of the blower comprises a blower shell 1, a ventilation door 2 and a ventilation door driving device 3; two air inlets are formed at one end of the blower housing 1, namely a first air inlet 11 for external circulation air inlet and a second air inlet 12 for internal circulation air inlet, and the first air inlet 11 and the second air inlet 12 are distributed at intervals along the first direction a of the blower housing 1.
The air door 2 is arranged in the blower shell 1 in a sliding mode, so that the air door 2 can slide in the blower shell 1, and the air door 2 has a preset motion track; the air door 2 can slide to a first air inlet 11 on one side of the air blower shell 1 in the first direction a or slide to a second air inlet 12 on the other side of the air blower shell 1 in the first direction a along the motion track, the air door 2 is matched with the first air inlet 11 and the second air inlet 12, when the air door 2 moves to the first air inlet 11, the air inlet of the first air inlet 11 can be blocked by the air door 2, at the moment, the second air inlet 12 is in an open state, and the air blower is in an internal circulation air inlet state; when the air door 2 moves to the second air inlet 12, the air door 2 can seal the second air inlet 12, at the moment, the first air inlet 11 is in an open state, and the air blower is in an external circulation air inlet state.
Air door drive arrangement 3's drive end is connected with air door 2, air door drive arrangement 3 can drive air door 2, make air door 2 along its predetermined movement track reciprocating sliding, switch with the position to air door 2, make air door 2 can switch over the position between first air intake 11 and second air intake 12, realize the switching of first air intake 11 and the 12 switchings of second air intake, thereby realize the switching of the inside and outside circulation air inlet of air-blower, and set up to sliding through the switching mode with 2 positions of air door, air door 2 for rotating the setting, the shared space of air door 2 motion has greatly been reduced.
In one embodiment of the present application, preferably, as shown in fig. 2 and 3, the guide sliding grooves 4 are provided on both sides of the second direction b of the blower case 1, one end of the guide sliding grooves 4 in the longitudinal direction extends to one end of the first direction a of the blower case 1, and the other end of the guide sliding grooves 4 in the longitudinal direction extends to the other end of the first direction a of the blower case 1. The both sides of the second direction b of air door 2 respectively towards the direction spout 4 of both sides and with direction spout 4 sliding connection, make air door 2 can slide along direction spout 4 to slide to guide through direction spout 4 to air door 2, make air door 2 can arrive first air intake 11 department or second air intake 12 department smoothly, with carry out the shutoff to first air intake 11 or second air intake 12 through air door 2, realize the switching of first air intake 11 and the switching of second air intake 12 switching.
Preferably, as shown in fig. 4, the damper 2 is slidably coupled with the guide groove by guide members provided at both sides thereof in the second direction b; a first guide 21 and a second guide 22 are arranged on both sides of the air door 2 in the second direction b, and the first guide 21 and the second guide 22 which are positioned on the same side are arranged at intervals along the length direction of the air door 2, i.e. the front and back of the movement direction of the air door 2; preferably, the first guide 21 and the second guide 22 located on the same side are located at both ends of the damper 2 in the length direction. The first guide 21 and the second guide 22 are adapted to the guide grooves such that the first guide 21 and the second guide 22 can be inserted into the guide grooves and can slide along the guide grooves, so that the damper 2 is slidably coupled into the guide grooves by the first guide 21 and the second guide 22 to guide the sliding of the damper 2 through the guide grooves.
Preferably, as shown in fig. 4, the first guide 21 and the second guide 22 are each cylindrical, and the axial direction of the first guide 21 and the second guide 22 is along the second direction b; the first guide 21 and the second guide 22 are fixedly connected to the damper 2, and the damper 2 can be slid smoothly by the first guide 21 and the second guide 22 which are provided in a cylindrical shape.
Preferably, the first guide 21 and the second guide 22 may also be rotatably connected to the damper 2, and the first guide 21 and the second guide 22 may both rotate around their axes, so as to further improve the smoothness of the sliding of the damper 2.
Preferably, the first guide 21 and the second guide 22 may also be balls.
In an embodiment of the present application, as shown in fig. 1 and fig. 2, preferably, the air blower housing 1 is provided with a frame 13 at the first air inlet 11 and the second air inlet 12, and when the air door 2 moves to the first air inlet 11 to seal the first air inlet 11, the edge of the air door 2 can abut against the frame 13 at the first air inlet 11, so as to prevent the first air inlet 11 from leaking air; when the air door 2 moves to the second air inlet 12 to seal the second air inlet 12, the edge of the air door 2 can abut against the frame 13 at the second air inlet 12, so that air leakage from the second air inlet 12 is prevented.
In this embodiment, preferably, a sealing gasket is laid on one side of the frame 13 facing the air door 2, that is, the lower surface of the frame 13, or a sealing gasket is laid on the edge of the upper surface of the air door 2 facing the frame 13, and when the air door 2 abuts against the frame 13, the sealing gasket can be clamped between the frame 13 and the air door 2, so that the sealing performance between the frame 13 and the air door 2 is provided, and it is ensured that the blocked air inlet does not leak air.
In one embodiment of the present application, preferably, as shown in fig. 2, the guide chute 4 includes a first guide section 41, a second guide section 42, a third guide section 43 and a fourth guide section 44 which are communicated in sequence; the first guide section 41 and the second guide section 42 are opposite to the first air inlet 11 and are located below the first air inlet 11, and the third guide section 43 and the fourth guide section 44 are opposite to the second air inlet 12 and are located below the second air inlet 12.
The first guide section 41 and the second guide section 42 are connected at an angle, so that the connected first guide section 41 and the second guide section 42 are V-shaped and open toward the first air inlet 11, that is, the first end of the second guide section 42 is connected to the third guide section 43, the second end of the second guide section 42 is inclined toward the lower side of the first air inlet 11, the first end of the first guide section 41 is connected to the second end of the second guide section 42 located below, and the second end of the first guide section 41 is inclined upward toward the first air inlet 11.
When the air door 2 blocks the first air inlet 11, the air door 2 firstly slides gradually from the third guide section 43 to the second guide section 42, and the air door 2 slides towards the oblique lower side of the first air inlet 11 through the guide of the second guide section 42, so that the air door 2 cannot be scratched with the frame 13 at the first air inlet 11 and moves to the lower side of the first air inlet 11; then, the front end of the damper 2 in the moving direction thereof slides from the second guide section 42 to the first guide section 41, and the damper 2 will have a tendency to move upward under the guidance of the first guide section 41 until the damper 2 is in sealing abutment with the rim 13 of the first air inlet 11.
In the same arrangement manner as the first guide section 41 and the second guide section 42, the third guide section 43 and the fourth guide section 44 are connected in a V-like shape and open toward the second air inlet 12, and the air door 2 can slide obliquely downward to the lower side of the second air inlet 12 by guiding the air door 2 through the third guide section 43; then, the air door 2 is transited to a fourth guiding section 44 with an upward inclined trend, and under the guidance of the fourth guiding section 44, the air door 2 moves obliquely upward to a position abutting against the frame 13 of the second air inlet 12, so as to block the second air inlet 12.
Therefore, the first guide section 41, the second guide section 42, the third guide section 43 and the fourth guide section 44 which are obliquely arranged enable the air door 2 to smoothly slide to the first air inlet 11 or the second air inlet 12 under the guidance of the guide chute 4, and reduce the space occupied by the motion track of the air door 2 to a certain extent.
In this embodiment, preferably, as shown in fig. 2, the damper 2 has a predetermined arc in a length direction thereof, and the first guide section 41, the second guide section 42, the third guide section 43 and the fourth guide section 44 are also arc-shaped, so that the damper 2 is more smoothly slid along the guide chute 4.
Regarding the driving of the damper 2 by the damper driving device 3, in an embodiment of the present application, preferably, as shown in fig. 1 and 3, the damper driving device 3 includes a gear shaft 31, a first gear 32, a second gear and a driving component, wherein the gear shaft 31 is disposed in the blower housing 1 along the second direction b, and two ends of the second direction b of the gear shaft 31, i.e. two ends of the length direction of the gear shaft 31, are respectively rotatably connected with the blower housing 1, so that the gear shaft 31 can rotate around its own axis; the first gear 32 and the second gear are arranged at two ends of the gear shaft 31 in the length direction relatively, the axes of the first gear 32, the second gear and the gear shaft 31 are collinear, the driving end of the driving assembly is connected with the gear shaft 31, and the driving assembly can drive the gear shaft 31 to rotate so as to drive the first gear 32 and the second gear to rotate synchronously.
As shown in fig. 4, a first rack 23 and a second rack 24 are respectively arranged on two sides of the damper 2 in the second direction b, the first rack 23 is engaged with the first gear 32, and the second rack 24 is engaged with the second gear; when the driving component drives the first gear 32 and the second gear to rotate, the air door 2 can move through the transmission between the first gear 32 and the second gear and the corresponding first rack 23 and second rack 24, and the sliding direction of the air door 2 is guided through the guide chute 4; meanwhile, the distance of the air door 2 can be accurately controlled through transmission between the gear and the rack.
In this embodiment, preferably, as shown in fig. 1, the driving assembly includes a first driving gear 33, a second driving gear 34, and a driving motor 35; one end of the gear shaft 31 in the length direction extends out of the blower housing 1, and the first driving gear 33 is coaxially mounted at one end of the gear shaft 31 positioned at the blower housing 1; the second drive gear 34 is connected to a drive end of the drive motor 35, and the second drive gear 34 is meshed with the first drive gear 33.
The driving motor 35 can drive the second driving gear 34 to rotate clockwise or counterclockwise by a predetermined angle around the axis thereof, and through the meshing transmission between the second driving gear 34 and the first driving gear 33, the first driving gear 33 rotates, and drives the gear shaft 31, the first gear 32 and the second gear to rotate therewith, thereby driving the damper 2 to slide. Preferably, the second drive gear 34 is fan-shaped, and the central angle of the second drive gear 34 is 90-120 °.
The application also provides a blower comprising the air door structure of the blower in any one of the embodiments.
In this embodiment, the blower includes the damper structure of the blower, and thus the blower has all the benefits of the damper structure of the blower, which will not be described in detail herein.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. The air door structure of the air blower is characterized by comprising an air blower shell, an air door and an air door driving device;
the blower shell is provided with a first air inlet and a second air inlet, and the first air inlet and the second air inlet are distributed at intervals along a first direction;
the air door slides and sets up in the blower casing, air door drive arrangement can drive the air door is in first air intake with remove between the second air intake, in order to pass through the air door is right first air intake or the shutoff is carried out to the second air intake.
2. The air door structure of the blower according to claim 1, wherein guide sliding grooves are respectively provided on inner walls of both sides of the blower case in the second direction, and the guide sliding grooves extend from one end of the blower case in the first direction to the other end of the blower case in the first direction;
the two sides of the air door in the second direction are respectively connected in the corresponding guide sliding grooves in a sliding mode, so that the air door can slide to the first air inlet or the second air inlet along the guide sliding grooves.
3. The damper structure of a blower according to claim 2, wherein a first guide and a second guide are provided on both sides of the damper in the second direction, and the first guide and the second guide are provided on both sides of the damper in the length direction, respectively;
the first guide piece and the second guide piece are slidably inserted into the corresponding guide sliding grooves.
4. The damper structure of a blower according to claim 2, wherein the guide chute includes a first guide section, a second guide section, a third guide section, and a fourth guide section which are communicated in sequence;
the first guide section and the second guide section are opposite to the first air inlet, are connected at an angle and open towards the first air inlet;
the third guide section and the fourth guide section are opposite to the second air inlet, and the third guide section and the fourth guide section are connected in an angle mode and open towards the second air inlet.
5. The blower damper structure according to claim 4, wherein the damper is arc-shaped;
the first guide section, the second guide section, the third guide section and the fourth guide section are all arc-shaped.
6. The damper structure of a blower according to claim 1, wherein the first air inlet and the second air inlet are respectively formed with a frame, and the damper is capable of being sealingly abutted against the frame by a gasket laid on the frame or the damper.
7. The damper structure of a blower according to claim 2, wherein a first rack and a second rack are provided side by side at intervals on both sides of the damper in the second direction;
the air door driving device comprises a gear shaft, a first gear, a second gear and a driving assembly;
the gear shaft is arranged between the first air inlet and the second air inlet along the second direction, and two ends of the gear shaft in the length direction are rotatably connected with the blower shell;
the first gear and the second gear are coaxially arranged on the gear shaft respectively, the first gear is meshed with the first rack, and the second gear is meshed with the second rack;
the driving assembly is used for driving the gear shaft to rotate.
8. The blower damper structure according to claim 7, wherein the drive assembly includes a first drive gear, a second drive gear, and a drive motor;
one end of the gear shaft extends out of the blower shell and is connected with the first driving gear;
the second driving gear is connected with the driving end of the driving motor, the driving motor can drive the second driving gear to rotate, and the second driving gear is meshed with the first driving gear.
9. The damper structure of a blower according to claim 8, wherein the second drive gear has a fan shape, and a central angle of the second drive gear is 90 ° to 120 °.
10. A blower comprising the damper structure of the blower according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122444969.6U CN216610785U (en) | 2021-10-11 | 2021-10-11 | Air door structure of air blower and air blower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122444969.6U CN216610785U (en) | 2021-10-11 | 2021-10-11 | Air door structure of air blower and air blower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216610785U true CN216610785U (en) | 2022-05-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122444969.6U Active CN216610785U (en) | 2021-10-11 | 2021-10-11 | Air door structure of air blower and air blower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216610785U (en) |
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2021
- 2021-10-11 CN CN202122444969.6U patent/CN216610785U/en active Active
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