CN208990449U - A kind of foldable fresh air system filter screen - Google Patents
A kind of foldable fresh air system filter screen Download PDFInfo
- Publication number
- CN208990449U CN208990449U CN201821605423.6U CN201821605423U CN208990449U CN 208990449 U CN208990449 U CN 208990449U CN 201821605423 U CN201821605423 U CN 201821605423U CN 208990449 U CN208990449 U CN 208990449U
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- frame
- support rod
- driving wheel
- rotary shaft
- extensible framework
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Abstract
The utility model discloses a kind of foldable fresh air system filter screens, including non-woven fabrics and Extensible framework, telescopic mechanism is provided in the Extensible framework, one side of the non-woven fabrics is fixedly connected with the telescopic mechanism, the inconvenience that just effect paper frame filter screen is carried is solved, working strength of the staff when carrying is reduced.
Description
Technical field
The utility model relates to cross fresh air system filtration art, in particular to a kind of foldable fresh air system filtering
Net.
Background technique
Primary efficient filter screen is suitable for the primary filter of air-conditioning system, is mainly used for 5 μm of filtering with dust particles, outline border is adopted
With Moisture-proof water-resistant magma wood-fibred cardboard, light weight facilitates installation, and smooth appearance is beautiful；Internal filter material is using combination inside casing pressure
Tight design or adhesive technology, it is ensured that the leakproofness of filter screen prevents from revealing；Inner metal is prevented through plastic-spraying or zinc-plated processing
Metalwork gets rusty, and non-woven fabrics filtrate outlet air surface is handled by finishing, prevents non-woven fibre fracture from dispersing and causes secondary pollution.
In traditional handicraft, the shape for just imitating paper frame filter screen just has determined before factory, cannot change, transport is got up
It is very inconvenient, in view of the above-mentioned problems, up for proposing a kind of new technical solution.
Utility model content
The purpose of the utility model is to provide a kind of foldable fresh air system filter screen, solves just effect paper frame filter screen and carry
Inconvenience, reduce staff carry when working strength.
The above-mentioned technical purpose of the utility model has the technical scheme that
A kind of foldable fresh air system filter screen, including non-woven fabrics and Extensible framework are arranged in the Extensible framework
There is telescopic mechanism, a side of the non-woven fabrics is fixedly connected with the telescopic mechanism, and the telescopic mechanism includes
Quarter butt and support rod, the quarter butt have the both ends of the multiple and described quarter butt to be fixed with fixed ring one, and the support rod is provided with more
A and be interspersed in the fixed ring one, the top and bottom of the support rod are respectively and fixedly provided with fixed ring two, on the support rod
The top and bottom for being provided with position-limiting drum and the position-limiting drum are bonded with the quarter butt respectively, the horizontal sides of the Extensible framework
Sliding groove is provided on frame inner wall, the part fixed ring two is set in the sliding groove, is set in the sliding groove
The length of support rod is all larger than the support rod being set to outside sliding groove, connects between the support rod being set in the sliding groove
There is spring, the support rod of two sides is fixed on the vertical frame of the Extensible framework, a side of the non-woven fabrics
It is fixedly connected between the position-limiting drum and quarter butt.
By adopting the above technical scheme, when pushing the support rod of the leftmost side mobile to the support rod of the rightmost side, the branch of the leftmost side
Strut just will pull quarter butt expansion, as soon as a quarter butt expansion will continue to pull support rod mobile, support rod movement will pull short
Bar acts on repeatedly, to achieve the effect that filter screen surface wrinkling, due to being connected with bullet between the support rod in sliding groove
Spring, in support rod moving process, due to the elastic reaction of spring, so that it may keep the distance between the support rod in sliding groove
It is equal, due to being bonded fixation between non-woven fabrics and the telescopic mechanism, so that non-woven fabrics also can be stretched and be shunk, to reduce
Space shared by entire filter device, facilitates the staff to carry and install.
Preferably, the Extensible framework includes two parts, respectively frame one and frame two, the water of the frame two
Pingbian frame is provided with hollow chamber, and the horizontal frame of the frame one enters the level of the frame two by the hollow chamber
The inside of frame is in be slidably connected between the horizontal frame of the frame one and the horizontal frame of the frame two, the frame
Offer hole on two horizontal frame, be threaded with fastening bolt in the hole, the threaded portion of the fastening bolt push against in
The frame one.
By adopting the above technical scheme, pull frame one to realize the stretching, extension of Extensible framework, when being stretched over certain length
When, current location can be fastened, by fastening fastening bolt with the above arrangement, the flexible and solid of frame may be implemented
It is fixed, space shared by fresh air system filter screen is reduced on the whole.
Preferably, the Extensible framework is aluminium frame.
By adopting the above technical scheme, the hardness for guaranteeing whole device, prevent from transporting again in handling process, be squeezed to
Lead to the deformation of device.
Preferably, being fixed with hollow pipe on the left of the Extensible framework, rotary shaft, institute are provided in the hollow pipe
It states and is rotatablely connected between rotary shaft and the hollow pipe, the disc that one end of the rotary shaft penetrates the hollow pipe extends to
The outside of hollow pipe, position are fixed with driving wheel one in the rotary shaft outside the hollow pipe, are wound in the rotary shaft
The side of the Extensible framework, one end of the dustcloth and the rotary shaft can be completely covered in dustcloth and the dustcloth
It is fixedly connected, hollow box is fixed on the right side of the Extensible framework, fixing axle, the fixing axle are provided in the hollow box
It is rotatablely connected between the hollow box, one end of the fixing axle penetrates the hollow box and extends to outside hollow box, position
Fixed in fixing axle outside the hollow box there are two driving wheels, respectively driving wheel two and driving wheel three, described hollow
Be provided with outlet on pipe, offer import on the hollow box, the outlet with the import be it is rectangular, the dustcloth is remote
Connected between one end and the fixing axle from the rotary shaft by rope one, the dustcloth far from the rotary shaft one
End is across the outlet, and the rope one is intertwined and connected across the import and the fixing axle, in the fixing axle
Belt, the belt and the driving wheel one and driving wheel are provided between driving wheel one on driving wheel two and the rotary shaft
It is rotatablely connected between two, the driving wheel three in the fixing axle is wound with rope two.
By adopting the above technical scheme, rope two is pulled, fixing axle rotation is driven, fixing axle rotation drives rope one solid
It is wound on dead axle, rope pulling moves dustcloth to the right, so that the side of Extensible framework is blocked, when fresh air system does not have
When starting, dust can be prevented to be attached on filter screen, influence the filter effect of filter screen.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of embodiment；
Fig. 2 is the structural schematic diagram that embodiment is used to show embodiment reverse side；
Fig. 3 is the schematic diagram of internal structure that embodiment is used to show Extensible framework；
Fig. 4 is that embodiment is used to show the structural schematic diagram inside hollow pipe and hollow box.
Appended drawing reference: 1, non-woven fabrics；2, support rod；3, quarter butt；4, fixed ring one；5, position-limiting drum；6, sliding groove；7, bullet
Spring；8, frame one；9, frame two；10, fixed ring two；11, fastening bolt；12, hollow pipe；13, rotary shaft；14, driving wheel one；
15, dustcloth；16, hollow box；17, fixing axle；18, driving wheel two；19, driving wheel three；20, it exports；21, import；22, rope
One；23, rope two；24, belt.
Specific embodiment
As described below is only preferred embodiments of the present invention, and protection scope is not limited merely to the embodiment, all
The protection scope of the utility model should belong in the technical solution belonged under the utility model thinking.Simultaneously it should be pointed out that for
For those skilled in the art, several improvements and modifications without departing from the principle of the utility model, this
A little improvements and modifications also should be regarded as the protection scope of the utility model.
See Fig. 1 to 4, a kind of foldable fresh air system filter screen, including non-woven fabrics 1 and Extensible framework, Extensible framework
On be provided with telescopic mechanism, a side of non-woven fabrics 1 is fixedly connected with telescopic mechanism, and telescopic mechanism includes quarter butt 3
With support rod 2, quarter butt 3 has multiple and quarter butt 3 both ends to be fixed with fixed ring 1, and support rod 2 is provided with multiple and is interspersed in solid
Determine in ring 1, the top and bottom of support rod 2 are respectively and fixedly provided with fixed ring 2 10, and position-limiting drum 5 is provided on support rod 2 and is limited
The top and bottom of cylinder 5 are bonded with quarter butt 3 respectively, and sliding groove 6 is provided on the horizontal frame inner wall of Extensible framework, and part is solid
Determine ring 2 10 to be set in sliding groove 6, the length for the support rod 2 being set in sliding groove 6, which is all larger than, to be set to outside sliding groove 6
Support rod 2, be connected with spring 7 between the support rod 2 being set in sliding groove 6, the support rod 2 of two sides is fixed on scalable frame
On the vertical frame of frame, a side of non-woven fabrics 1 is fixedly connected between position-limiting drum 5 and quarter butt 3.
When pushing the support rod 2 of the leftmost side mobile to the support rod 2 of the rightmost side, the support rod 2 of the leftmost side just will pull short
Bar 3 is unfolded, as soon as the expansion of quarter butt 3 will continue to pull support rod 2 mobile, the movement of support rod 2 will pull quarter butt 3, so anti-
Multiple effect, thus achieve the effect that filter screen surface wrinkling, due to being connected with spring 7 between the support rod 2 in sliding groove 6,
In 2 moving process of support rod, due to the elastic reaction of spring 7, so that it may keep the distance between the support rod 2 in sliding groove 6
It is equal, due to being bonded fixation between non-woven fabrics 1 and telescopic mechanism, so that non-woven fabrics 1 also can be stretched and be shunk, to reduce
Space shared by entire filter device, facilitates staff to carry and install.
Extensible framework includes two parts, respectively frame 1 and frame 29, during the horizontal frame of frame 29 is provided with
Plenum chamber, the horizontal frame of frame 1 enter the inside of the horizontal frame of frame 29, the level of frame 1 by hollow chamber
In being slidably connected between frame and the horizontal frame of frame 29, hole is offered on the horizontal frame of frame 29, screw thread connects in hole
It is connected to fastening bolt 11, the threaded portion of fastening bolt 11 is pushed against in frame 1.
It pulls frame 1 to realize the stretching, extension of Extensible framework, when being stretched over certain length, can be fastened by fastening
Bolt 11, current location is fastened, with the above arrangement, the flexible and fixed of frame may be implemented, is reduced on the whole
Space shared by fresh air system filter screen.
Extensible framework is aluminium frame, guarantees the hardness of whole device, prevent from transporting again in handling process, be squeezed to
Lead to the deformation of device.
It is fixed with hollow pipe 12 on the left of Extensible framework, rotary shaft 13, rotary shaft 13 and sky are provided in hollow pipe 12
It is rotatablely connected between heart pipe 12, the disc that one end of rotary shaft 13 penetrates hollow pipe 12 extends to the outside of hollow pipe 12, position
It is fixed with driving wheel 1 in rotary shaft 13 outside hollow pipe 12, dustcloth 15 and dustcloth 15 are wound in rotary shaft 13
The side of the Extensible framework can be completely covered, one end of dustcloth 15 is fixedly connected with rotary shaft 13, Extensible framework
Right side is fixed with hollow box 16, and fixing axle 17 is provided in hollow box 16, is rotatablely connected between fixing axle 17 and hollow box 16, Gu
One end of dead axle 17 penetrates hollow box 16 and extends to outside hollow box 16, and position is fixed in the fixing axle 17 outside hollow box 16
There are two driving wheel, respectively driving wheel 2 18 and driving wheel 3 19, it is provided with outlet 20 on hollow pipe 12, is opened on hollow box 16
Equipped with import 21, outlet 20 with import 21 be it is rectangular, it is logical between the one end of dustcloth 15 far from rotary shaft 13 and fixing axle 17
It crosses rope 1 to connect, dustcloth 15 passes through outlet 20 far from one end of rotary shaft 13, and rope 1 passes through import 21 and fixes
It is intertwined and connected between axis 17, is provided with belt between the driving wheel 1 on the driving wheel 2 18 in fixing axle 17 and rotary shaft 13
24, it is rotatablely connected between belt 24 and driving wheel 1 and driving wheel 2 18, the driving wheel 3 19 in fixing axle 17 is wound with rope
Son 2 23.
After Extensible framework fixes, belt 24 is mounted on driving wheel 1 and driving wheel 2 18, pulls rope
Son 2 23, so that fixing axle 17 be driven to rotate, fixing axle 17 rotates, and drives rope 1 to wind in fixing axle 17, rope one
22 pulling dustcloths 15 move to the right, to block the side of Extensible framework, when fresh air system does not start, can prevent
Dust is attached on filter screen, influences the filter effect of filter screen.
Claims (4)
1. a kind of foldable fresh air system filter screen, which is characterized in that described to stretch including non-woven fabrics (1) and Extensible framework
Telescopic mechanism is provided on contracting frame, a side of the non-woven fabrics (1) is fixedly connected with the telescopic mechanism, described
Telescopic mechanism includes quarter butt (3) and support rod (2), and the quarter butt (3) has the both ends of the multiple and described quarter butt (3) to be fixed with
Determine ring one (4), the support rod (2) is provided with multiple and is interspersed in the fixed ring one (4), the support rod (2) it is upper
End and lower end are respectively and fixedly provided with fixed ring two (10), and position-limiting drum (5) and the position-limiting drum (5) are provided on the support rod (2)
Top and bottom are bonded with the quarter butt (3) respectively, are provided with sliding groove on the horizontal frame inner wall of the Extensible framework
(6), the part fixed ring two (10) is set in the sliding groove (6), the support rod being set in the sliding groove (6)
(2) length, which is all larger than, is set to the external support rod (2) of sliding groove (6), the support rod being set in the sliding groove (6)
(2) it is connected between spring (7), the support rod (2) of two sides is fixed on the vertical frame of the Extensible framework, described
One side of non-woven fabrics (1) is fixedly connected between the position-limiting drum (5) and quarter butt (3).
2. a kind of foldable fresh air system filter screen according to claim 1, which is characterized in that the Extensible framework packet
Two parts, respectively frame one (8) and frame two (9) are included, the horizontal frame of the frame two (9) is provided with hollow chamber, institute
The horizontal frame for stating frame one (8) passes through the inside that the hollow chamber enters the horizontal frame of the frame two (9), the frame
It is in be slidably connected between the horizontal frame of frame one (8) and the horizontal frame of the frame two (9), the level of the frame two (9)
Offer hole on frame, be threaded in the hole fastening bolt (11), the threaded portion of the fastening bolt (11) push against in
The frame one (8).
3. a kind of foldable fresh air system filter screen according to claim 2, which is characterized in that the Extensible framework is
Aluminium frame.
4. a kind of foldable fresh air system filter screen according to claim 3, which is characterized in that the Extensible framework
Left side is fixed with hollow pipe (12), is provided with rotary shaft (13) in the hollow pipe (12), the rotary shaft (13) and the sky
Heart pipe is rotatablely connected between (12), and the disc that one end of the rotary shaft (13) penetrates the hollow pipe (12) extends to hollow pipe
(12) outside, position is in being fixed with driving wheel one (14), the rotation in the external rotary shaft (13) of the hollow pipe (12)
It is wound with dustcloth (15) on axis (13) and the side of the Extensible framework can be completely covered in the dustcloth (15), it is described anti-
One end of dirt cloth (15) is fixedly connected with the rotary shaft (13), and hollow box (16) are fixed on the right side of the Extensible framework,
It is provided with fixing axle (17) in the hollow box (16), is rotatablely connected between the fixing axle (17) and the hollow box (16),
One end of the fixing axle (17) penetrates the hollow box (16) and extends to hollow box (16) outside, and position is in the hollow box
(16) fixed in external fixing axle (17) there are two driving wheels, respectively driving wheel two (18) and driving wheel three (19), described
It is provided on hollow pipe (12) outlet (20), is offered import (21) on the hollow box (16), the dustcloth (15) is separate
It is connect between one end of the rotary shaft (13) and the fixing axle (17) by rope one (22), the dustcloth (15) is separate
One end of the rotary shaft (13) passes through the outlet (20), and the rope one (22) passes through the import (21) and the fixation
Axis is intertwined and connected between (17), the driving wheel two (18) on the fixing axle (17) and the driving wheel one on the rotary shaft (13)
(14) it is provided between belt (24), the company of rotation between the belt (24) and the driving wheel one (14) and driving wheel two (18)
It connects, the driving wheel three (19) on the fixing axle (17) is wound with rope two (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821605423.6U CN208990449U (en) | 2018-09-29 | 2018-09-29 | A kind of foldable fresh air system filter screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821605423.6U CN208990449U (en) | 2018-09-29 | 2018-09-29 | A kind of foldable fresh air system filter screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208990449U true CN208990449U (en) | 2019-06-18 |
Family
ID=66802917
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821605423.6U Active CN208990449U (en) | 2018-09-29 | 2018-09-29 | A kind of foldable fresh air system filter screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208990449U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111495071A (en) * | 2020-04-22 | 2020-08-07 | 曹维鹏 | Air purification device for newly-decorated house |
| CN111558273A (en) * | 2020-04-10 | 2020-08-21 | 江苏绿塔环境工程有限公司 | Special high-efficient gas cleaning device of steam generator |
-
2018
- 2018-09-29 CN CN201821605423.6U patent/CN208990449U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111558273A (en) * | 2020-04-10 | 2020-08-21 | 江苏绿塔环境工程有限公司 | Special high-efficient gas cleaning device of steam generator |
| CN111558273B (en) * | 2020-04-10 | 2022-05-13 | 江苏绿塔环境工程有限公司 | Special high-efficient gas cleaning device of steam generator |
| CN111495071A (en) * | 2020-04-22 | 2020-08-07 | 曹维鹏 | Air purification device for newly-decorated house |
| CN111495071B (en) * | 2020-04-22 | 2022-06-21 | 安徽俊威净化科技有限公司 | Air purification device for newly-decorated house |
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| GR01 | Patent grant | ||
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Address after: 314500 No. 329, Tongfu East Road, Fengming street, Tongxiang City, Jiaxing City, Zhejiang Province Patentee after: Tongxiang jieanju Environmental Protection Technology Co.,Ltd. Address before: 314500 No. 329, Tongfu East Road, Fengming street, Tongxiang City, Jiaxing City, Zhejiang Province Patentee before: TONGXIANG JIEANJU ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |