CN214182286U - Increase filter screen structure of air volume - Google Patents
Increase filter screen structure of air volume Download PDFInfo
- Publication number
- CN214182286U CN214182286U CN202120066278.4U CN202120066278U CN214182286U CN 214182286 U CN214182286 U CN 214182286U CN 202120066278 U CN202120066278 U CN 202120066278U CN 214182286 U CN214182286 U CN 214182286U
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- CN
- China
- Prior art keywords
- fixed frame
- filter plate
- fixedly connected
- fixed
- drive screw
- Prior art date
- 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.)
- Expired - Fee Related
Links
- 230000000694 effects Effects 0.000 claims abstract description 10
- 239000002184 metal Substances 0.000 claims abstract description 8
- 238000013016 damping Methods 0.000 claims abstract description 5
- 238000009423 ventilation Methods 0.000 claims description 11
- 229920000742 Cotton Polymers 0.000 claims description 5
- 238000010276 construction Methods 0.000 claims 1
- 239000007787 solid Substances 0.000 abstract description 2
- 210000001503 joint Anatomy 0.000 abstract 1
- 238000004804 winding Methods 0.000 description 6
- 238000001914 filtration Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model relates to a filter screen structure discloses a filter screen structure of increase air volume, including fixed frame, the inboard fixedly connected with fixed filter plate of fixed frame, fixed filter plate butt joint have the extension filter plate, extension filter plate fixedly connected with supports the horizontal pole with the gliding activity of fixed frame damping, and activity support horizontal pole one side is connected with through the solid subassembly of card and extends to the outer drive spiral shell piece of fixed frame with fixed frame sliding connection, and drive spiral shell piece threaded connection has drive screw, and drive screw rotates with fixed frame through taking the bearing to be connected, and drive screw one end is connected with manual drive subassembly, the flexible sheet metal that keeps out the wind of lower extreme fixedly connected with of activity support horizontal pole, flexible sheet metal one end fixedly connected with that keeps out the wind is in the reel of fixed frame lower extreme, and the reel rotates the link that is connected with fixed frame fixed connection. The utility model discloses think about ingeniously, can finely tune the air volume, the increase substantially air volume that again can be very convenient.
Description
Technical Field
The utility model relates to a filter screen structure specifically is a filter screen structure of increase air volume.
Background
In the using process of the air filter screen, because of different air volumes, the requirements on the filter area of the air filter screen are different, and the larger the air volume is, the larger the requirements on the filter area of the filter screen are.
At present, the current filter screen structure comprises frame and filter screen board mostly, can't adjust the air volume to can't solve the demand that increases the air volume.
SUMMERY OF THE UTILITY MODEL
To the not enough of above-mentioned prior art, the to-be-solved technical problem of the utility model is to provide a filter screen structure who increases the air volume.
In order to achieve the above object, the utility model provides a following technical scheme:
a filter screen structure for increasing ventilation volume comprises a fixing frame, wherein the fixing frame is a concave frame body, a fixing filter plate is fixedly connected to the inner side of the fixing frame, the fixing filter plate is abutted with an expansion filter plate, the fixing filter plate and the expansion filter plate are of the same structure, the expansion filter plate is fixedly connected with a movable supporting cross rod which slides in a damping manner with the fixing frame, one side of the movable supporting cross rod is connected with a driving screw block which is connected with the fixing frame in a sliding manner through a clamping component and extends out of the fixing frame, the driving screw block is in threaded connection with a driving screw rod, the driving screw rod is rotationally connected with the fixing frame through a bearing with a base, one end of the driving screw rod is connected with a manual driving component, the manual driving component comprises a turbine arranged at one end of the driving screw rod, the turbine is connected with a worm, the lower end of the movable supporting cross rod is fixedly connected with a flexible wind shielding thin plate, one end of the flexible wind shielding thin plate is fixedly connected with a winding drum at the lower end of the fixing frame, the winding drum is rotatably connected with a connecting frame fixedly connected with the fixing frame, and the outer side of the movable supporting transverse rod is fixedly connected with a grabbing handle.
As a further aspect of the present invention: an anti-slip sleeve is sleeved on the grabbing handle.
As a further aspect of the present invention: the clamping component comprises a clamping block which is in sliding connection with the movable supporting cross rod, the lower surface of the clamping block is an inclined surface and is embedded in the driving screw block, the narrow end of the inclined surface is close to one side of the driving screw block, the movable supporting cross rod is provided with a sliding groove matched with the clamping block, and the inner wall of the sliding groove is elastically connected with the clamping block through an elastic piece.
As a further aspect of the present invention: the elastic piece is a spring.
As a further aspect of the present invention: the upper end of the extension filter plate is fixedly connected with a cotton brush rod which is abutted against the fixed filter plate.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a set up the extension filter plate, when needs finely tune the air output, at first through rotating the worm, the worm drives the turbine and thereby drives the drive screw rotation, and the drive screw drives the spiral shell piece and descends, drives the spiral shell piece and drives the activity and support the horizontal pole and thereby drive the extension filter plate and descend, and the filtration pore on the extension filter plate is crisscross with the filtration pore on the fixed filter plate thereby reduces the air output; when the air volume needs to be adjusted greatly, at first snatch the antiskid cover, thereby the antiskid cover drives and grabs the handle and drive the activity and support the horizontal pole downwards, the activity supports the horizontal pole and breaks away from the drive spiral shell piece through the solid subassembly of card, the activity supports the horizontal pole and drives the extension filter plate downwards, meanwhile, the activity supports the horizontal pole and drives flexible sheet metal that keeps out the wind downwards, thereby the flexible sheet metal that keeps out the wind downwards drives the reel rotatory, the flexible sheet metal that keeps out the wind is coiled on the reel, this moment through extension filter plate and fixed filter plate alright with expanding the air volume, and shelter from through flexible sheet metal that keeps out the wind when need not expanding, it is nimble convenient to adjust the air volume, it comprises frame and filter plate mostly to have.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic sectional view of the fixing frame and the extended filter plate of the present invention;
fig. 3 is a three-dimensional schematic view of the extended filter plate and the movable support cross bar of the present invention;
fig. 4 is an enlarged view of the structure at a of the present invention.
In the figure: the device comprises a fixed frame 1, an expanded filter plate 2, a movable support cross rod 3, a fixed filter plate 4, a grabbing handle 5, an anti-skidding sleeve 6, a flexible wind shielding thin plate 7, a winding drum 8, a connecting frame 9, a cotton brush rod 10, a driving screw block 11, a driving screw rod 12, a bearing with a seat 13, a turbine 14, a worm 15, a clamping block 16, a sliding chute 17 and an elastic piece 18.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1-4, a filter screen structure for increasing ventilation volume comprises a fixed frame 1, wherein the fixed frame 1 is a concave frame body, a fixed filter plate 4 is fixedly connected to the inner side of the fixed frame 1, an extension filter plate 2 is abutted to the fixed filter plate 4, the fixed filter plate 4 and the extension filter plate 2 have the same structure, the extension filter plate 2 is fixedly connected with a movable support cross rod 3 sliding in a damping manner with the fixed frame 1, one side of the movable support cross rod 3 is connected with a drive screw block 11 sliding connected with the fixed frame 1 and extending out of the fixed frame 1 through a clamping assembly, the drive screw block 11 is in threaded connection with a drive screw 12, the drive screw 12 is in rotational connection with the fixed frame 1 through a bearing with a seat 13, one end of the drive screw 12 is connected with a manual drive assembly, the manual drive assembly comprises a turbine 14 mounted at one end of the drive screw 12, the turbine 14 is connected with a worm 15, and the worm 15 is in damping rotation with a device mounted on the filter screen structure, when the air output needs to be finely adjusted, firstly, the worm 15 is rotated, the worm 15 drives the turbine 14 to drive the driving screw 12 to rotate, the driving screw 12 drives the driving screw block 11 to descend, the driving screw block 11 drives the movable supporting cross rod 3 to drive the expansion filter plate 2 to descend, and the filter holes in the expansion filter plate 2 are staggered with the filter holes in the fixed filter plate 4 to reduce the ventilation volume; the lower end of the movable supporting cross rod 3 is fixedly connected with a flexible wind shielding thin plate 7, one end of the flexible wind shielding thin plate 7 is fixedly connected with a winding drum 8 at the lower end of the fixed frame 1, the winding drum 8 is rotatably connected with a connecting frame 9 fixedly connected with the fixed frame 1, the outer side of the movable supporting cross rod 3 is fixedly connected with a gripping handle 5, the gripping handle 5 is sleeved with an anti-slip sleeve 6, when the ventilation volume needs to be adjusted greatly, the anti-slip sleeve 6 is firstly gripped, the gripping handle 5 is driven by the anti-slip sleeve 6 to drive the movable supporting cross rod 3 to move downwards, the movable supporting cross rod 3 is separated from a driving screw block 11 through a clamping component, the movable supporting cross rod 3 drives an expansion filter plate 2 to move downwards, meanwhile, the flexible wind shielding thin plate 7 is driven to move downwards by the movable supporting cross rod 3, the flexible wind shielding thin plate 7 is driven to rotate, the wind shielding thin plate 7 is wound on the winding drum 8, and the ventilation volume can be expanded through the expansion filter plate 2 and the fixed filter plate 4, without the need for enlargement by the flexible wind-shielding sheet 7.
In this embodiment, the clamping component includes a clamping block 16 slidably connected to the movable support cross rod 3, the lower surface of the clamping block 16 is an inclined surface and is embedded in the driving screw block 11, the narrower end of the inclined surface is close to one side of the driving screw block 11, the movable support cross rod 3 is provided with a sliding chute 17 matched with the clamping block 16, the inner wall of the sliding chute 17 is elastically connected to the clamping block 16 through an elastic member 18, the elastic member 18 is preferably a spring, when the movable support cross rod 3 is driven downward by the grabbing anti-slip sleeve 6, the movable support cross rod 3 drives the clamping block 16 downward, the inclined surface of the clamping block 16 slides downward along the driving screw block 11, and at this time, the clamping block 16 extrudes the elastic member 18 to retract into the sliding chute 17 until the elastic member is separated from the driving screw block 11.
Example 2
The embodiment is expanded on the basis of the embodiment 1, the upper end of the extension filter plate 2 is fixedly connected with a cotton brush rod 10 abutted against the fixed filter plate 4, and the cotton brush rod 10 can clean the fixed filter plate 4 while the extension filter plate 2 moves, so that impurities on the fixed filter plate 4 are cleaned, and smooth ventilation is maintained.
It should be noted that, the power utilization components, such as the power mechanism, etc., in the present application are all connected to the external controller, the external controller is the prior art, and the present application does not improve the external controller, so that the specific model, the circuit structure, etc., of the external controller need not be disclosed, and the integrity of the present application is not affected.
Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.
Claims (5)
1. The filter screen structure capable of increasing the ventilation volume comprises a fixed frame (1) and is characterized in that the fixed frame (1) is a concave frame body, a fixed filter plate (4) is fixedly connected to the inner side of the fixed frame (1), an extension filter plate (2) is abutted against the fixed filter plate (4), the fixed filter plate (4) and the extension filter plate (2) are identical in structure, a movable support cross rod (3) sliding in a damping manner with the fixed frame (1) is fixedly connected to the extension filter plate (2), one side of the movable support cross rod (3) is connected with a drive screw block (11) which is connected with the fixed frame (1) in a sliding manner and extends out of the fixed frame (1) through a clamping component, the drive screw block (11) is in threaded connection with a drive screw rod (12), the drive screw rod (12) is rotationally connected with the fixed frame (1) through a bearing (13), one end of the drive screw rod (12) is connected with a manual drive component, the manual drive subassembly is including installing in turbine (14) of drive screw (12) one end, and turbine (14) are connected with worm (15), the flexible sheet metal that keeps out the wind (7) of lower extreme fixedly connected with of activity support horizontal pole (3), flexible sheet metal that keeps out the wind (7) one end fixedly connected with be in reel (8) of fixed frame (1) lower extreme, reel (8) rotate be connected with fixed frame (1) fixed connection's link (9), handle (5) are grabbed to activity support horizontal pole (3) outside fixedly connected with.
2. A ventilation screen construction according to claim 1, characterized in that the grip handle (5) is provided with an anti-slip cover (6).
3. The filter screen structure for increasing the ventilation volume according to claim 1, wherein the clamping component comprises a clamping block (16) slidably connected with the movable support cross rod (3), the lower surface of the clamping block (16) is an inclined surface and is nested in the drive screw block (11), the narrower end of the inclined surface is the side close to the drive screw block (11), the movable support cross rod (3) is provided with a sliding groove (17) matched with the clamping block (16), and the inner wall of the sliding groove (17) is elastically connected with the clamping block (16) through an elastic piece (18).
4. An increased ventilation screen structure according to claim 3, wherein the resilient member (18) is a spring.
5. The screen structure for increasing the ventilation according to claim 1, wherein the upper end of the expanded filter plate (2) is fixedly connected with a cotton brush rod (10) which abuts against the fixed filter plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120066278.4U CN214182286U (en) | 2021-01-12 | 2021-01-12 | Increase filter screen structure of air volume |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120066278.4U CN214182286U (en) | 2021-01-12 | 2021-01-12 | Increase filter screen structure of air volume |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214182286U true CN214182286U (en) | 2021-09-14 |
Family
ID=77634724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120066278.4U Expired - Fee Related CN214182286U (en) | 2021-01-12 | 2021-01-12 | Increase filter screen structure of air volume |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214182286U (en) |
-
2021
- 2021-01-12 CN CN202120066278.4U patent/CN214182286U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210914 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |