CN216048189U - Air interchanger - Google Patents
Air interchanger Download PDFInfo
- Publication number
- CN216048189U CN216048189U CN202121935320.8U CN202121935320U CN216048189U CN 216048189 U CN216048189 U CN 216048189U CN 202121935320 U CN202121935320 U CN 202121935320U CN 216048189 U CN216048189 U CN 216048189U
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- Prior art keywords
- shell
- accommodating space
- frame body
- groove
- insect
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- 238000009423 ventilation Methods 0.000 claims abstract description 28
- 241000238631 Hexapoda Species 0.000 claims abstract description 10
- 230000002265 prevention Effects 0.000 claims abstract description 7
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 241000255925 Diptera Species 0.000 abstract description 5
- 230000004308 accommodation Effects 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000001442 anti-mosquito Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The present invention provides a ventilation device, including: the insect prevention device comprises a shell, a surface cover and an insect prevention frame, wherein the surface cover is connected with the shell; an accommodating space is formed between the shell and the face cover, air ports communicated with the accommodating space are formed in the shell and the face cover, an air channel communicated with the air ports is formed in the shell, a through groove is formed in the side edge of the accommodating space, and two first clamping matching parts are arranged in the accommodating space; the fan is communicated with the air duct; the insect-proof frame comprises a frame body and insect-proof nets arranged in the frame body, wherein second clamping matching parts matched with the first clamping matching parts are arranged on two opposite side edges of the frame body, the frame body is inserted into the accommodating space from the through groove, and the insect-proof nets are located between the air port of the shell and the air port of the face cover. The insect-proof frame of the air interchanger is simple to disassemble and assemble, other parts do not need to be disassembled, mosquitoes can be effectively prevented, and the air interchanger is convenient to take down and clean.
Description
Technical Field
The utility model relates to the technical field of air conditioning, in particular to a ventilation device.
Background
The ventilator is an electric appliance which drives fan blades to rotate by a motor to generate air flow so as to exchange air indoors and outdoors. The existing common ventilation fans have no anti-mosquito structure, and mosquito and insects fly into a room from a ventilation duct in many times. At present, some ventilation fans pass through a rear baffle structure and are used as a means for isolating indoor and outdoor circulation when the ventilation fan does not work, so that outdoor mosquito and insects are prevented from flying into a room. However, the rear fender is not operated, and the rear fender has an assembly gap, which cannot completely prevent mosquitoes.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to overcoming the disadvantages and drawbacks of the prior art and providing a ventilation device.
One embodiment of the present invention provides a ventilation device including: the insect prevention device comprises a shell, a surface cover and an insect prevention frame, wherein the surface cover is connected with the shell;
an accommodating space is formed between the shell and the face cover, air ports communicated with the accommodating space are formed in the shell and the face cover, an air channel communicated with the air ports is formed in the shell, a through groove is formed in the side edge of the accommodating space, and two first clamping matching parts are arranged in the accommodating space;
the fan is communicated with the air duct;
the insect-proof frame comprises a frame body and insect-proof nets arranged in the frame body, wherein second clamping matching parts matched with the first clamping matching parts are arranged on two opposite side edges of the frame body, the frame body is inserted into the accommodating space from the through groove, and the insect-proof nets are located between the air port of the shell and the air port of the face cover.
Compared with the prior art, the insect-proof frame of the air interchanger is simple to disassemble and assemble, can be disassembled and assembled without disassembling other fixed parts, can effectively prevent mosquitoes and is convenient to take down and clean.
Furthermore, two slide rails located on two sides of the frame body are arranged in the accommodating space, and the frame body moves along the slide rails when being inserted into the accommodating space.
Furthermore, two first ribs positioned at two sides of the air opening of the shell are arranged on one surface of the shell facing the surface cover, and two second ribs positioned at two sides of the air opening of the surface cover are arranged on one surface of the surface cover facing the shell;
the sliding rail is arranged between one surface of the surface cover facing the shell, the side surface of the second rib and the end part of the first rib; or,
the slide rail sets up the casing is towards the one side of face lid, the side of first rib and between the tip of second rib.
Furthermore, the first clamping matching parts are arranged on the first ribs or the second ribs in a one-to-one correspondence mode.
Furthermore, the first clamping matching part is a clamping groove, the second clamping matching part is a clamping block protruding out of the surface of the frame body, the frame body is inserted into the accommodating space from the through groove, and the clamping block extends into the clamping groove.
Furthermore, two first guide surfaces which are positioned at two opposite sides of the frame body are arranged at the edge of the notch of the through groove, and the distance between the two first guide surfaces is gradually increased in the direction from the inside of the accommodating space to the outside of the accommodating space;
and a second guide surface of the latch, which is engaged with the first guide surface, and slides along the first guide surface when the frame is inserted into the accommodating space.
Further, the face cover and the shell are detachably connected.
Further, the side edges of the face cover and the shell are provided with mounting holes, the face cover and the shell are detachably connected through threaded fasteners penetrating through the two mounting holes, and the end parts of the threaded fasteners are positioned on one side of the notch of the through groove;
the insect-proof frame further comprises a limiting plate arranged on the side edge of the frame body, the frame body is inserted into the accommodating space from the through groove, and the limiting plate is abutted to the periphery of the notch of the through groove and shields the threaded fastener.
Further, the insect-proof frame further comprises a limiting plate arranged on the side edge of the frame body, the frame body is inserted into the accommodating space from the through groove, and the limiting plate is abutted to the periphery of the notch of the through groove.
In order that the utility model may be more clearly understood, specific embodiments thereof will be described hereinafter with reference to the accompanying drawings.
Drawings
Fig. 1 is a schematic structural view of a ventilation apparatus according to an embodiment of the present invention before being inserted into an insect frame;
fig. 2 is an exploded view of a ventilation device according to an embodiment of the present invention;
fig. 3 is a cross-sectional view of a ventilation device in accordance with an embodiment of the present invention;
FIG. 4 is an enlarged view of FIG. 3 at A;
fig. 5 is a schematic structural view of a ventilator according to an embodiment of the present invention when a cover is hidden;
FIG. 6 is an enlarged view at B shown in FIG. 5;
fig. 7 is a schematic structural view of the ventilating device according to an embodiment of the present invention when the insect-proof frame is inserted;
fig. 8 is a schematic structural view of the ventilation device according to an embodiment of the present invention after the insect-proof frame is inserted.
Description of reference numerals:
10. a housing; 11. a tuyere; 12. an accommodating space; 13. an air duct; 14. a through groove; 15. a first snap fit portion; 16. a first guide surface; 17. a first rib; 18. a threaded fastener;
20. a face cover; 21. a second rib;
30. an insect prevention frame; 31. a frame body; 32. an insect-proof net; 33. a second snap fit portion; 34. and a limiting plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, which is a schematic structural view of a ventilation device according to an embodiment of the present invention before being inserted into an insect-proof frame, the ventilation device includes: the insect-proof device comprises a shell 10, a face cover 20 connected with the shell 10, a fan (not shown) arranged in the shell 10 and an insect-proof frame 30.
Referring to fig. 2 and fig. 3, which are an exploded view of the ventilation device according to an embodiment of the present invention and a cross-sectional view of the ventilation device according to an embodiment of the present invention, respectively, an accommodating space 12 is formed between the housing 10 and the surface cover 20, an air port 11 communicated with the accommodating space 12 is disposed on each of the housing 10 and the surface cover 20, an air duct 13 communicated with the air port 11 is disposed in the housing 10, a through groove 14 is disposed on a side edge of the accommodating space 12, and two first clamping matching portions 15 are disposed in the accommodating space 12; the fan is communicated with the air duct 13; insect-proof frame 30 includes framework 31 and sets up insect-proof net 32 in the framework 31, the relative both sides limit of framework 31 be provided with first joint cooperation portion 15 matched with second joint cooperation portion 33, framework 31 follows logical groove 14 inserts in the accommodation space 12, insect-proof net 32 is located casing 10's wind gap 11 with between the wind gap 11 of face lid 20.
In order to facilitate the insertion of the frame 31 into the accommodating space 12, in some alternative embodiments, two sliding rails are disposed inside the accommodating space 12 and located at two sides of the frame 31, and the frame 31 moves along the sliding rails when being inserted into the accommodating space 12.
Referring to fig. 4, which is an enlarged view of a portion a shown in fig. 3, in order to facilitate forming the sliding rail, in some alternative embodiments, two first ribs 17 located at two sides of the air opening 11 of the housing 10 are disposed on a surface of the housing 10 facing the face cover 20, and two second ribs 21 located at two sides of the air opening 11 of the face cover 20 are disposed on a surface of the face cover 20 facing the housing 10. Wherein the slide rail is arranged between a face of the face cover 20 facing the housing 10, a side face of the second rib 21 and an end of the first rib 17; alternatively, the slide rails are arranged between the side of the housing 10 facing the front cover 20, the side of the first ribs 17 and the ends of the second ribs 21. In the present embodiment, the slide rail is disposed between a surface of the housing 10 facing the surface cover 20, a side surface of the first rib 17, and an end of the second rib 21. Of course, the structure of the sliding rail can also be selected according to the actual needs, such as a sliding groove or a convex rail. In addition, the arrangement of the slide rail is not limited to this, and those skilled in the art can select other suitable arrangements according to the teachings of the present invention, such as a slide groove or a convex rail directly provided on the housing 10 or the face cover 20.
In some alternative embodiments, the first snap-fit portions 15 are arranged on the first ribs 17 or the second ribs 21 in a one-to-one correspondence. In this embodiment, the slide rail is disposed between a surface of the housing 10 facing the surface cover 20, a side surface of the first rib 17 and an end portion of the second rib 21, and the first snap-fit portion 15 is disposed on the side surface of the first rib 17.
Referring to fig. 5 and fig. 6, which are a schematic structural view of the ventilation device according to an embodiment of the present invention when the face cover is hidden and an enlarged view of a position B shown in fig. 5, in some optional embodiments, the first snap-fit portion 15 is a slot, the second snap-fit portion 33 is a latch protruding from a surface of the frame 31, and after the frame 31 is inserted into the accommodating space 12 from the through slot 14, the latch extends into the slot. Of course, the first snap-fit portion 15 can also be a latch, and the second snap-fit portion 33 can be a latch. In addition, the arrangement of the first snap-fit portion 15 and the second snap-fit portion 33 is not limited thereto, and those skilled in the art can select other suitable arrangements according to the teachings of the present invention.
In order to facilitate the fixture block to enter the accommodating space 12, in some alternative embodiments, the edge of the notch of the through slot 14 is provided with two first guide surfaces 16 located at two opposite sides of the frame 31, and the distance between the two first guide surfaces 16 gradually increases in a direction from the inside of the accommodating space 12 to the outside of the accommodating space 12; the second guide surface of the latch, which is engaged with the first guide surface 16, slides along the first guide surface 16 when the frame body 31 is inserted into the accommodating space 12, thereby pressing the latch toward the frame body 31.
To facilitate the installation and production, in some alternative embodiments, the face cover 20 and the housing 10 are detachably connected.
Referring to fig. 7 and 8 in conjunction with fig. 1, fig. 7 is a schematic structural view of a ventilation device according to an embodiment of the present invention when the insect-proof frame is inserted, fig. 8 is a schematic structural view of the ventilation device according to an embodiment of the present invention after the insect-proof frame is inserted, in order to facilitate the position determination of the frame 31 and to achieve a certain limiting function, and to facilitate the user to grasp the frame 31, in some alternative embodiments, the side edges of the face cover 20 and the housing 10 are both provided with mounting holes, the face cover 20 and the housing 10 are detachably connected by threaded fasteners 18 passing through the two mounting holes, and the end portions of the threaded fasteners 18 are located at one side of the notches of the through slots 14; the insect-proof frame 30 further comprises a limiting plate 34 arranged on the side edge of the frame body 31, the frame body 31 is inserted into the accommodating space 12 from the through groove 14, the limiting plate 34 abuts against the periphery of the notch of the through groove 14 and shields the threaded fastener 18, certain protection can be provided for the threaded fastener 18, and the attractive appearance can be improved. In the present embodiment, the face cover 20 covers the housing 10, and the threaded fastener 18 passes through the face cover 20 to connect with the housing 10, so that the limit plate 34 abuts against the face cover 20, and of course, depending on how the face cover 20 and the housing 10 are assembled, the limit plate 34 may abut against the housing 10, or both the face cover 20 and the housing 10.
In order to facilitate the positioning of the frame 31, and to provide a certain limit function, and to facilitate the user to grasp the frame 31, in some alternative embodiments, the insect-proof frame 30 further includes a limit plate 34 disposed at a side of the frame 31, the frame 31 is inserted into the accommodating space 12 from the through slot 14, and the limit plate 34 abuts against a periphery of a notch of the through slot 14. In the present embodiment, the face cover 20 covers the housing 10, but of course, the limit plate 34 may abut against the housing 10 or both the face cover 20 and the housing 10 depending on how the face cover 20 and the housing 10 are assembled.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A ventilation device, comprising: the insect prevention device comprises a shell, a surface cover connected with the shell, a fan arranged in the shell and an insect prevention frame;
an accommodating space is formed between the shell and the face cover, air ports communicated with the accommodating space are formed in the shell and the face cover, an air channel communicated with the air ports is formed in the shell, a through groove is formed in the side edge of the accommodating space, and two first clamping matching parts are arranged in the accommodating space;
the fan is communicated with the air duct;
the insect-proof frame comprises a frame body and insect-proof nets arranged in the frame body, wherein second clamping matching parts matched with the first clamping matching parts are arranged on two opposite side edges of the frame body, the frame body is inserted into the accommodating space from the through groove, and the insect-proof nets are located between the air port of the shell and the air port of the face cover.
2. A ventilation device as defined in claim 1, wherein: the containing space is internally provided with two slide rails positioned at two sides of the frame body, and the frame body moves along the slide rails when being inserted into the containing space.
3. A ventilation device as defined in claim 2, wherein: two first ribs positioned at two sides of an air opening of the shell are arranged on one surface of the shell facing the surface cover, and two second ribs positioned at two sides of the air opening of the surface cover are arranged on one surface of the surface cover facing the shell;
the sliding rail is arranged between one surface of the surface cover facing the shell, the side surface of the second rib and the end part of the first rib; or,
the slide rail sets up the casing is towards the one side of face lid, the side of first rib and between the tip of second rib.
4. A ventilation device as defined in claim 3, wherein: the first clamping matching parts are arranged on the first ribs or the second ribs in a one-to-one correspondence mode.
5. A ventilation device as claimed in any one of claims 1 to 4, wherein: the first clamping matching part is a clamping groove, the second clamping matching part is a clamping block protruding out of the surface of the frame body, and the frame body is inserted into the accommodating space from the through groove, and then the clamping block extends into the clamping groove.
6. A ventilation device as defined in claim 5, wherein: the edge of the notch of the through groove is provided with two first guide surfaces positioned at two opposite sides of the frame body, and the distance between the two first guide surfaces is gradually increased in the direction from the inside of the accommodating space to the outside of the accommodating space;
and a second guide surface of the latch, which is engaged with the first guide surface, and slides along the first guide surface when the frame is inserted into the accommodating space.
7. A ventilation device as claimed in any one of claims 1 to 4, wherein: the face cover and the shell are detachably connected.
8. A ventilation device as defined in claim 7, wherein: the side edges of the face cover and the shell are respectively provided with a mounting hole, the face cover and the shell are detachably connected through a threaded fastener penetrating through the two mounting holes, and the end part of the threaded fastener is positioned on one side of the notch of the through groove;
the insect-proof frame further comprises a limiting plate arranged on the side edge of the frame body, the frame body is inserted into the accommodating space from the through groove, and the limiting plate is abutted to the periphery of the notch of the through groove and shields the threaded fastener.
9. A ventilation device as claimed in any one of claims 1 to 4, wherein: the insect-proof frame further comprises a limiting plate arranged on the side edge of the frame body, the frame body is inserted into the accommodating space from the through groove, and the limiting plate is abutted to the periphery of the notch of the through groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121935320.8U CN216048189U (en) | 2021-08-17 | 2021-08-17 | Air interchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121935320.8U CN216048189U (en) | 2021-08-17 | 2021-08-17 | Air interchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216048189U true CN216048189U (en) | 2022-03-15 |
Family
ID=80559279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121935320.8U Active CN216048189U (en) | 2021-08-17 | 2021-08-17 | Air interchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216048189U (en) |
-
2021
- 2021-08-17 CN CN202121935320.8U patent/CN216048189U/en active Active
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |