CN220818055U - Air ventilator convenient to change filter screen - Google Patents
Air ventilator convenient to change filter screen Download PDFInfo
- Publication number
- CN220818055U CN220818055U CN202322625442.2U CN202322625442U CN220818055U CN 220818055 U CN220818055 U CN 220818055U CN 202322625442 U CN202322625442 U CN 202322625442U CN 220818055 U CN220818055 U CN 220818055U
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- filter screen
- clamping
- screen frame
- spring
- groove
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- 230000008859 change Effects 0.000 title description 2
- 238000005192 partition Methods 0.000 claims abstract description 9
- 238000000034 method Methods 0.000 claims description 2
- 230000009471 action Effects 0.000 abstract description 4
- 230000000670 limiting effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model is applicable to the technical field of air ventilators, and provides an air ventilator convenient for replacing a filter screen, which comprises a ventilator body, wherein the ventilator body is provided with a side wall, a top cover, a fresh air inlet, a fresh air outlet, a dirty air inlet and a dirty air outlet, and a partition plate and a filter screen frame are arranged in the ventilator body; a clamping structure which is used correspondingly to the top of the filter screen frame is arranged in the mounting groove; and pop-up structures are arranged between the two sides of the filter screen frame and the side walls and between the filter screen frame and the partition plates. In conclusion, the position of the filter screen frame is limited by the cooperation of the clamping end and the clamping groove, and the filter screen frame can be automatically ejected by the action of the ejecting spring, so that the filter screen frame has a simple structure and is convenient to operate.
Description
Technical Field
The utility model relates to the technical field of air interchangers, in particular to an air interchanger with a filter screen convenient to replace.
Background
The fresh air ventilator is a device which filters and purifies outdoor fresh air, sends the air into a room after heat exchange treatment, and simultaneously filters and purifies indoor polluted harmful air and discharges the air out of the room after heat exchange treatment. Because of the air cleaning action of fresh air ventilators, filtration systems are an important component thereof.
The filter screen in the existing ventilator is generally fixedly connected with the case through fixing pieces such as screws and nuts, and is very inconvenient when the filter screen is replaced or cleaned.
In the patent with the publication number of CN 214406352U, a mode of two groups of transmission shafts and a gear rack is disclosed, so that a filter screen and an active carbon filter layer can be ejected out simultaneously; the patent publication CN 214172461U discloses that the filter screen is locked or disassembled by means of two threaded rods and two clamping rods.
The above-mentioned two modes can make the disassembly of the filter screen convenient, but for the device with simple structure such as fresh air ventilator, the above-mentioned mode is too complicated.
Disclosure of utility model
In view of this, the present utility model provides an air ventilator with a filter screen convenient to replace, which solves the problem of complex disassembly of the filter screen of the fresh air ventilator in the prior art.
The technical scheme of the utility model is realized as follows:
The utility model provides an air ventilator convenient for replacing a filter screen, which comprises a ventilator body, wherein the ventilator body is provided with a side wall and a top cover, and the inside of the ventilator body is provided with a partition board and a filter screen frame; the ventilator body is also provided with a fresh air inlet, a fresh air outlet, a dirty air inlet and a dirty air outlet; the filter screen frame also comprises an installation groove arranged on the top cover, and a clamping structure which is used correspondingly to the top of the filter screen frame is arranged in the installation groove; and pop-up structures are arranged between the two sides of the filter screen frame and the side walls and between the filter screen frame and the partition plates.
Preferably, the clamping structure comprises a clamping block, a clamping spring, a rotating shaft and a handle; wherein, the clamping block is provided with a clamping end, a spring groove and a rotating connecting end; a clamping spring is arranged in the spring groove, and two ends of the clamping spring are fixedly connected with the side walls of the spring groove and the mounting groove respectively; the rotating connecting end is movably sleeved on the rotating shaft, two ends of the rotating shaft are fixedly connected in the mounting groove, and a handle is arranged at the top of the rotating connecting end.
Preferably, a clamping groove is formed in the top of the filter screen frame, and the clamping groove corresponds to the clamping end.
Preferably, the clamping block is positioned at one side edge of the clamping spring, and the distance between the clamping block and the side wall of the mounting groove is at least 1cm.
Preferably, the notches of the spring grooves are all arc-shaped.
Preferably, the ejection structure comprises an ejection spring, the bottom of the ejection spring is fixedly connected with the inner bottom of the ventilator body, and the top of the ejection spring is fixedly connected with the second contact plate; the bottom both sides of filter screen frame all rigid coupling first touch panel, and first touch panel butt is in the upper portion of second touch panel.
Preferably, the bottom of the first touch plate is provided with a protrusion, the top of the second touch plate is provided with a groove, and the protrusion is matched with the groove.
Compared with the prior art, the air ventilator convenient for replacing the filter screen has the following beneficial effects:
1. The clamping end on the clamping block is correspondingly clamped with the clamping groove on the filter screen frame, and the position of the filter screen frame is limited through the cooperation of the clamping end and the clamping groove. In the limiting process, the operation is very easy only by lifting the handle or loosening the handle, and the clamping structure mainly consists of a clamping block capable of rotating and a clamping spring, so that the structure is small and exquisite, and the composition is very simple.
2. The bottom of filter screen frame sets up the spring that pops out, when filter screen frame was relieved the restriction, under the effect of spring that pops out, filter screen frame can pop out by oneself, does not need the manual force application, only needs two spring that pop out, and is simple and convenient.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is an overall construction diagram of an air ventilator according to the present utility model;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a B-B cross-sectional view of FIG. 2;
FIG. 4 is a cross-sectional view in the direction C-C of the filter screen frame of FIG. 1;
In the figure: the ventilator comprises a ventilator body 1, side walls 11, a partition plate 12, a top cover 13, a mounting groove 131, a fresh air inlet 14, a fresh air outlet 15, a dirty air inlet 16 and a dirty air outlet 17; a filter screen frame 2, a first touch plate 21, a bulge 22 and a clamping groove 23; the clamping block 3, the clamping end 31, the spring groove 32, the clamping spring 33, the rotary connecting end 34, the rotary shaft 35 and the handle 36; spring 4, second contact plate 41, recess 42.
Detailed Description
The following description of the embodiments of the present utility model will clearly and fully describe the technical aspects of the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, are intended to fall within the scope of the present utility model.
Referring to fig. 1 and 2, the air ventilator includes a ventilator body 1, a side wall 11 and a top cover 13 are provided on the ventilator body 1, and a fresh air inlet 14, a fresh air outlet 15, a dirty air inlet 16 and a dirty air outlet 17 are also provided; the inside of the ventilator body 1 is provided with a baffle 12 and a filter screen frame 2 vertically arranged inside the ventilator body 1.
Referring to fig. 2, the air ventilator of the present utility model, which is convenient for replacing the filter screen, further comprises a mounting groove 131 provided on the top cover 13, wherein a clamping structure corresponding to the top of the filter screen frame 2 is provided in the mounting groove 131.
Referring to fig. 2 and 3, the clamping structure includes a clamping block 3, a clamping spring 33, a rotation shaft 35, and a handle 36; wherein, the clamping block 3 is provided with a clamping end 31, a spring groove 32 and a rotary connecting end 34; a clamping spring 33 is arranged in the spring groove 32, and two ends of the clamping spring 33 are fixedly connected with the side walls of the spring groove 32 and the mounting groove 131 respectively; the rotating connecting end 34 is movably sleeved on the rotating shaft 35, two ends of the rotating shaft 35 are fixedly connected in the mounting groove 131, and a handle 36 is arranged at the top of the rotating connecting end 34.
In the utility model, the top of the filter screen frame 2 is provided with the clamping groove 23, and the clamping groove 23 corresponds to the clamping end 31.
During use, the handle 36 is lifted up in the direction a, and as the handle 36 is arranged on the rotating connecting end 34 and the rotating connecting end 34 is movably sleeved on the rotating shaft 35, the whole clamping block 3 rotates anticlockwise due to the movement of the handle 36, namely, the clamping springs 33 in the spring grooves 32 are compressed, the clamping ends 31 leave the clamping grooves 23 leftwards, and the limiting effect of the clamping ends 31 on the filter screen frame 2 is relieved. When the handle 36 is released, the whole clamping block 3 can rotate clockwise under the reset action of the clamping spring 33, and the clamping end 31 can be clamped into the clamping groove 23 again to limit the position of the filter screen frame 2.
Preferably, the clamping block 3 is located at one side of the clamping spring 33 and is spaced from the side wall of the mounting groove 131 by at least 1cm. When the clamping block 3 rotates anticlockwise, enough space is available for the clamping block 3 to rotate, so that the clamping end 31 can be smoothly separated from the clamping groove 23.
Preferably, the notches of the spring groove 32 are all arc-shaped, and when the clamping block 3 rotates anticlockwise, if the notches of the spring groove 32 abut against the side wall of the mounting groove 131, no hard damage is generated.
Referring to fig. 1 and 4, pop-up structures are arranged between the side walls 11 and the partition 12 and both sides of the filter screen frame 2. The side wall 11 and the partition plate 12 are provided with sliding grooves along the height direction, and the ejecting structure is arranged in the sliding grooves.
The pop-up structure comprises a pop-up spring 4, wherein the bottom of the pop-up spring 4 is fixedly connected with the inner bottom of the ventilator body 1, and the top of the pop-up spring 4 is fixedly connected with a second touch plate 41; the two sides of the bottom of the filter screen frame 2 are fixedly connected with the first contact plate 21, the first contact plate 21 stretches into the sliding groove, and the first contact plate 21 is abutted against the upper part of the second contact plate 41.
During the use, filter screen frame 2 installs and carries out the during operation in the inside of ventilator body 1, and filter screen frame 2 stretches into the interior bottom of ventilator body 1, and first touch panel 21 is located the interior bottom of ventilator body 1, and at this moment, spring 4 is compressed, and the top of filter screen frame 2 carries out the position through the joint structure and prescribes a limit to, makes the filter screen of installing on the filter screen frame 2, can exert the filtration effect in ventilator body 1.
If the filter screen needs to be replaced, the position limitation of the filter screen frame 2 is released through the clamping structure, the filter screen frame 2 is directly ejected upwards under the reset action of the ejecting spring 4, and a worker can easily take out the filter screen frame 2. After the replacement is completed, the filter screen frame 2 is pressed downwards, the first contact plate 21 abuts against the second contact plate 41, the ejection spring 4 is compressed, after the filter screen frame 2 is pressed to the inner bottom of the ventilator body 1, the clamping structure just corresponds to the clamping groove 23, and the clamping structure limits the position of the filter screen frame 2 again.
Preferably, the bottom of the first contact plate 21 is provided with a protrusion 22, the top of the second contact plate 41 is provided with a groove 42, and the protrusion 22 is matched with the groove 42. By providing the projection 22 and the groove 42, the contact between the first contact plate 21 and the second contact plate 41 can be made more stable.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (7)
1. An air ventilator convenient for replacing a filter screen comprises a ventilator body (1), wherein a side wall (11) and a top cover (13) are arranged on the ventilator body (1), and a partition plate (12) and a filter screen frame (2) are arranged in the ventilator body (1); a fresh air inlet (14), a fresh air outlet (15), a dirty air inlet (16) and a dirty air outlet (17) are also arranged on the ventilator body (1); the method is characterized in that:
The filter screen comprises a filter screen frame (2), and is characterized by also comprising a mounting groove (131) arranged on the top cover (13), wherein a clamping structure which is used correspondingly to the top of the filter screen frame (2) is arranged in the mounting groove (131);
Pop-up structures are arranged between the two side edges of the filter screen frame (2) and the side walls (11) and the partition plates (12).
2. The air ventilator of claim 1, wherein the filter screen is easily replaced, and wherein: the clamping structure comprises a clamping block (3), a clamping spring (33), a rotating shaft (35) and a handle (36); wherein, the clamping block (3) is provided with a clamping end (31), a spring groove (32) and a rotary connecting end (34); a clamping spring (33) is arranged in the spring groove (32), and two ends of the clamping spring (33) are fixedly connected with the side walls of the spring groove (32) and the mounting groove (131) respectively; the rotary connecting end (34) is movably sleeved on the rotary shaft (35), two ends of the rotary shaft (35) are fixedly connected in the mounting groove (131), and a handle (36) is arranged at the top of the rotary connecting end (34).
3. The air ventilator of claim 2, wherein the filter screen is easily replaced, and wherein: the top of the filter screen frame (2) is provided with a clamping groove (23), and the clamping groove (23) corresponds to the clamping end (31).
4. The air ventilator of claim 3, wherein the filter screen is easily replaced, and wherein: the clamping block (3) is positioned at one side edge of the clamping spring (33), and the distance between the clamping block and the side wall of the mounting groove (131) is at least 1cm.
5. The air ventilator of claim 4, wherein the filter screen is easily replaced, and wherein: the notch of the spring groove (32) is arc-shaped.
6. The air ventilator of claim 1, wherein the filter screen is easily replaced, and wherein: the ejection structure comprises an ejection spring (4), the bottom of the ejection spring (4) is fixedly connected with the inner bottom of the ventilator body (1), and the top of the ejection spring (4) is fixedly connected with a second touch plate (41); the two sides of the bottom of the filter screen frame (2) are fixedly connected with a first touch plate (21), and the first touch plate (21) is abutted against the upper part of a second touch plate (41).
7. The air ventilator of claim 6, wherein the filter screen is easily replaced, and wherein: the bottom of the first touch plate (21) is provided with a protrusion (22), the top of the second touch plate (41) is provided with a groove (42), and the protrusion (22) is matched with the groove (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322625442.2U CN220818055U (en) | 2023-09-26 | 2023-09-26 | Air ventilator convenient to change filter screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322625442.2U CN220818055U (en) | 2023-09-26 | 2023-09-26 | Air ventilator convenient to change filter screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220818055U true CN220818055U (en) | 2024-04-19 |
Family
ID=90678192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322625442.2U Active CN220818055U (en) | 2023-09-26 | 2023-09-26 | Air ventilator convenient to change filter screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220818055U (en) |
-
2023
- 2023-09-26 CN CN202322625442.2U patent/CN220818055U/en active Active
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