CN207148515U - A kind of external dust screen apparatus - Google Patents
A kind of external dust screen apparatus Download PDFInfo
- Publication number
- CN207148515U CN207148515U CN201721247548.1U CN201721247548U CN207148515U CN 207148515 U CN207148515 U CN 207148515U CN 201721247548 U CN201721247548 U CN 201721247548U CN 207148515 U CN207148515 U CN 207148515U
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- CN
- China
- Prior art keywords
- air filter
- dust
- filter body
- rack
- proof net
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Abstract
The utility model discloses a kind of external dust screen apparatus, including Air Filter body, described Air Filter body is in wavelike structure, both sides are respectively arranged with latticed rack above and below described Air Filter body, crest and trough are respectively fixedly connected with corresponding described rack described Air Filter body up and down, also include being used for the dust-proof net bracket for fixing Air Filter body, described dust-proof net bracket is hollow, rectangular frame structure, one end of described dust-proof net bracket is provided with opening, 2 necks being parallel to each other are respectively arranged with two opposite end faces of described dust-proof net bracket inwall, half groove of the described opening side of described neck connection, rack edge described in 2 can be respectively embedded on the inside of corresponding described neck.The utility model can be used in improving that existing projecting apparatus Air Filter performance of ventilating is poor, the defects of being inconvenient to install.
Description
Technical field
Projector equipment field is the utility model is related to, specifically, refers to a kind of external dust screen apparatus.
Background technology
Optical component is installed, the dust particale in by air has a great influence, and therefore, no matter makes liquid crystal inside projecting apparatus
Display screen projecting apparatus or digital optical processing projector, not higher is required to its anti-dust performance.Existing Air Filter is easily deposited
Block the problem of, make Air Filter ventilation and heat performance poor, also, Air Filter is typically directly fixed on projecting apparatus, change not
It is convenient.
Utility model content
The purpose of this utility model is：A kind of external dust screen apparatus is provided, prevented for improving existing projecting apparatus
Dirt Netcom wind poor performance, the defects of being inconvenient to install.
The technical solution adopted in the utility model is as follows：A kind of external dust screen apparatus, including Air Filter body, it is described
Air Filter body be in wavelike structure, both sides are respectively arranged with latticed rack, institute above and below described Air Filter body
Crest and trough are respectively fixedly connected with corresponding described rack the Air Filter body stated up and down, in addition to dust-proof for fixing
The dust-proof net bracket of net body, described dust-proof net bracket are hollow, rectangular frame structure, one end of described dust-proof net bracket
Opening is provided with, 2 necks being parallel to each other are respectively arranged with two opposite end faces of described dust-proof net bracket inwall,
Half groove of the described opening side of described neck connection, the rack edge described in 2 can be respectively embedded in corresponding described
Neck on the inside of.
In summary, by adopting the above-described technical solution, the beneficial effects of the utility model are：
1. the utility model by using the Air Filter body in wavelike structure, can increase the surface area of Air Filter,
Its adsorption area can be increased accordingly, the service life of Air Filter can be extended, while there is more preferable performance of ventilating；
2. the utility model can play support Air Filter by setting rack respectively on Air Filter body upper and lower end face
While the effect of body, the use of Air Filter is not interfered with, Air Filter can be avoided to be deformed, can help to ensure that anti-
While the normal use of dirt net, make Air Filter that there is more preferable anti-deformation, be less likely to be damaged Air Filter；
3. rack is fixed on by the utility model by the way that wavy Air Filter is fixed up by upper and lower two racks
Between dust-proof net bracket, by by rack sliding plug on the inside of corresponding neck, you can it is anti-to realize that Air Filter is fixed on
On the inside of dirt net bracket, while the Air Filter is kept stable, in that context it may be convenient to realize the dismounting of Air Filter, make its installation and
Positioning is more convenient.
Optionally, preferably to realize the utility model, it is heavy to be provided with described rack close to described opening side
Groove, described deep gouge are provided with locating rod, described locating rod between the neck described in two in described opening inner side
Both ends are plugged on the inside of corresponding described deep gouge respectively, and described locating rod side wall is against described Air Filter body end side wall
On.By setting locating rod, locating rod is positioned from opening side to Air Filter body, due to locating rod be fitted in it is dust-proof
Net on this body sidewall, can conveniently realize the sealing of Air Filter body lateral edge, it is heavy positioning boom end is plugged on respectively
After in groove, Air Filter body is set to be not easy to shift, it is possible to increase while its stability, to there is its edge more preferable
Sealing property.
Optionally, preferably to realize the utility model, set in described dust-proof net bracket close to described opening side
Bolt is equipped with, described bolt is threaded on described dust-proof net bracket, and described bolt end is supported
In described positioning boom end.Locating rod is fixed by using bolt, locating rod is fitted in this side of Air Filter
When on wall, make bolt that locating rod to be fixed up, the fixation to locating rod angle now can be achieved, avoid locating rod from going out
Existing relative shift causes Air Filter body edges to produce leakage.
Optionally, preferably to realize the utility model, described locating rod is the quadrangular body of rod.By using quadrangular
The body of rod, it can facilitate bolt that it is fixed, stabilizing it property is higher.
Optionally, it is preferably to realize the utility model, 2 groups of clinchings is provided with described dust-proof net bracket inwall,
Rack insertion described in upper and lower 2 groups can be between described clinching.Rack is pushed down from edge by clinching, net can ensured
While frame stability, rack is avoided to deform.
Brief description of the drawings
The utility model will illustrate by example and with reference to the appended drawing, wherein：
Fig. 1 is the utility model Air Filter body and grid structure schematic diagram；
Fig. 2 is the utility model Air Filter carrier structure schematic diagram；
Fig. 3 is the utility model Air Filter body mounting structure schematic diagram.
Reference：101. Air Filter body, 102. racks, 103. dust-proof net brackets, 104. openings, 105. necks,
106. clinching, 107. locating rods, 108. deep gouges, 109. bolts.
Embodiment
All features disclosed in this specification, or disclosed all methods or during the step of, except mutually exclusive
Feature and/or step beyond, can combine in any way.
The utility model is elaborated with reference to Fig. 1, Fig. 2, Fig. 3.
The utility model dismounts inconvenience for existing Air Filter, easily causes the defects of result of ventilating heat dissipation difference, open
A kind of external dust screen apparatus, including Air Filter body 101, described Air Filter body 101 is in wavelike structure, in institute
The Air Filter body stated is respectively arranged with latticed rack 102, described Air Filter body ripple about 101 in both sides about 101
Peak and trough are respectively fixedly connected with corresponding described rack 102, in addition to for fixing the Air Filter of Air Filter body 101
Bracket 103, described dust-proof net bracket 103 are hollow, rectangular frame structure, and one end of described dust-proof net bracket 103 is provided with
Opening 104,2 necks being parallel to each other are respectively arranged with two opposite end faces of the described inwall of dust-proof net bracket 103
105, described neck 105 connects half groove of the described side of opening 104, and the edge of rack 102 described in 2 can be embedding respectively
Enter in the corresponding described inner side of neck 105.In the utility model, make upper and lower two layers of rack that Air Filter body is fixed on into two layers of mesh
Between frame, the width of rack is more than the width of Air Filter body, the width of Air Filter body is equal to Air Filter carriage inner lateral
Width, when mounted, 2 layers of rack and Air Filter body are placed on opening side, upper and lower both sides rack is respectively aligned to accordingly
Neck, rack edge is embedded in corresponding neck, rack slided along neck length direction, drive rack anti-
Dirt net body is embedded in Air Filter carriage inner lateral, and dust-proof net bracket is fixed on projecting apparatus.
Because the utility model is using being in wavy Air Filter body, make the crest and trough knot of its surface formation rule
Structure, and then the surface area of Air Filter body can be increased, make its dust suction area bigger, because Air Filter body surface forms wave
Shape structure, make its performance of ventilating more preferable, accordingly under bigger surface state, compared to existing planar structure Air Filter, this practicality
Novel dust-collecting area is bigger, it is not easy to blocks.
Because Air Filter body is vertically disposed with both sides rack, when mounted, rack is plugged on to corresponding neck respectively
When interior, two layers of rack state of being parallel to each other is fixed up, now cause rack to be fixed on Air Filter carriage inner lateral, meanwhile,
The Air Filter body between two layers of rack can be made, and in fixed wavelike structure, it is in stablize shape that can make Air Filter body construction
State, it is not easy to deform, accordingly, by fixing two layers of rack, you can realize the fixed and positioned of Air Filter, protected in rack
In the case of holding stable state, Air Filter is also not easy to deform, and its stability is higher.
When mounted, directly two layers of rack can be plugged on the inside of corresponding neck in parastate, due to dust-proof
Opening is provided with net bracket, it is in half groove to make neck, when mounted, two layers of rack can be entered from the grafting of opening side and blocked
On the inside of groove, the installation of rack can be facilitated, simultaneously as rack can be plugged on the inside of neck, when needing to change, by rack
Extracted out on the inside of from neck, be capable of the replacing or cleaning of convenient dust-proofing net.
Embodiment 1：
Rack is fixed for convenience, in the present embodiment, it is preferable that opened in described rack 102 close to described
104 sides of mouth are provided with deep gouge 108, and described deep gouge 108 is between the neck 105 described in two, in described opening 104
Inner side is provided with locating rod 107, and the described both ends of locating rod 108 are plugged on the corresponding described inner side of deep gouge 108 respectively, described
The side wall of locating rod 108 is against in the described end sidewalls of Air Filter body 101.In the present embodiment, it is equal to the width of locating rod
The depth of deep gouge, locating rod both ends are enable to be completely embedded on the inside of deep gouge.
When mounted, locating rod is fitted on Air Filter this body sidewall, after locating rod is fixed on the inside of deep gouge,
Make gap is not present between locating rod and Air Filter this body sidewall, locating rod and dust-proof net bracket are integrally fixed on projecting apparatus
.By setting locating rod, it can facilitate and Air Filter end is fixed, avoid Air Filter from moving horizontally, accordingly
Can prevent Air Filter deformation cause dust enter projecting apparatus inside, while the fixation of Air Filter body can be realized, make
Overall structure is not easy to leak.
Embodiment 2：
In the present embodiment, in order to facilitate the installation of locating rod, it is preferable that in described dust-proof net bracket 103 close to described
The side of opening 104 be provided with bolt 109, described bolt 109 is threaded in described dust-proof net bracket 103
On, the described end of bolt 109 is against the described end of locating rod 108.When mounted, by positioning boom end difference grafting
On the inside of two deep gouges, bolt is set vertically with neck length direction, it is determined that after the position of locating rod, to screw positioning spiral shell
Bolt, bolt end is supported on the securing lever, locating rod is fixed on the inside of deep gouge, realizes integrally-built fixation.
Locating rod is fixed for convenience, in the present embodiment, counterbore can be on the securing lever set, needing to fix
During locating rod, bolt end is supported on the inside of counterbore on the securing lever, make locating rod relatively unrotatable.By making
Locating rod is fixed on the inside of deep gouge, locating rod is kept constant position, can avoid accordingly locating rod with it is dust-proof
There is gap between net body, it is possible to increase the stability of Air Filter body and its sealing at edge.
It is further preferred that in the present embodiment, described locating rod 107 is the quadrangular body of rod.By using quadrangular bar
Body, one end face is set to be fitted on Air Filter body, when being against bolt on one end face of locating rod, it is fixed to make
Cooperation between position bolt and locating rod is more stable, it is not easy to rocks.
Embodiment 3：
In the present embodiment, in order to avoid rack is deformed, it is preferable that set on the described inwall of dust-proof net bracket 103
2 groups of clinchings 106 are equipped with, the insertion of rack 102 described in upper and lower 2 groups can be between described clinching 106.It is more that clinching, which can be made,
The laminated structure composition of individual at right angles triangle, a right-angle side of clinching is fixed on dust-proof net bracket inwall, clinching it is another
One right-angle side is pressed on rack, is set two groups of clinchings up and down, clinching is pressed together on rack edge upper and lower end face from upper and lower both sides
On, rack is fixed from edge.
When mounted, clinching can be made to be integrally formed processing with dust-proof net bracket, it is pressed together on rack, from upper and lower two
Rack is fixed for side, avoids rack outwardly convex from causing Air Filter body to be deformed, and then can help to ensure that anti-
Dirt net keeps steady state, makes integrally-built stability higher.
Claims (5)
1. a kind of external dust screen apparatus, including Air Filter body (101), it is characterised in that：Described Air Filter body
(101) it is in wavelike structure, in described Air Filter body (101), both sides are respectively arranged with latticed rack (102) up and down,
Crest and trough are respectively fixedly connected with corresponding described rack (102) described Air Filter body (101) up and down, in addition to
For fixing the dust-proof net bracket (103) of Air Filter body (101), described dust-proof net bracket (103) is hollow, rectangular framework
Structure, one end of described dust-proof net bracket (103) are provided with opening (104), in described dust-proof net bracket (103) inwall phase
To two end faces on be respectively arranged with 2 necks being parallel to each other (105), the described opening of described neck (105) connection
(104) half groove of side, rack (102) edge described in 2 can be respectively embedded in corresponding described neck (105)
Side.
A kind of 2. external dust screen apparatus according to claim 1, it is characterised in that：Leaned in described rack (102)
Near described opening (104) side is provided with deep gouge (108), described deep gouge (108) positioned at the neck (105) described in two it
Between, locating rod (107) is provided with the inside of described opening (104), described locating rod (107) both ends are plugged on accordingly respectively
On the inside of described deep gouge (108), described locating rod (107) side wall is against in described Air Filter body (101) end sidewalls.
A kind of 3. external dust screen apparatus according to claim 2, it is characterised in that：In described dust-proof net bracket
(103) described opening (104) side is provided with bolt (109), described bolt (109) is threaded in
On described dust-proof net bracket (103), described bolt (109) end is against described locating rod (107) end.
A kind of 4. external dust screen apparatus according to claim 3, it is characterised in that：Described locating rod (107) is
The quadrangular body of rod.
A kind of 5. external dust screen apparatus according to claim any one of 1-4, it is characterised in that：Described dust-proof
2 groups of clinchings (106) are provided with net bracket (103) inwall, rack (102) insertion described in upper and lower 2 groups can be in described pressure
Between button (106).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721247548.1U CN207148515U (en) | 2017-09-26 | 2017-09-26 | A kind of external dust screen apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721247548.1U CN207148515U (en) | 2017-09-26 | 2017-09-26 | A kind of external dust screen apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207148515U true CN207148515U (en) | 2018-03-27 |
Family
ID=61668524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721247548.1U Active CN207148515U (en) | 2017-09-26 | 2017-09-26 | A kind of external dust screen apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207148515U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113599923A (en) * | 2021-08-05 | 2021-11-05 | 深圳嘉信源科技实业有限公司 | Metal dust screen with splicing structure of being convenient for |
-
2017
- 2017-09-26 CN CN201721247548.1U patent/CN207148515U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113599923A (en) * | 2021-08-05 | 2021-11-05 | 深圳嘉信源科技实业有限公司 | Metal dust screen with splicing structure of being convenient for |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200729 Address after: 610000 Chengdu, Sichuan, China (Sichuan) free trade pilot area, Chengdu Tianfu New District Science City, Tianfu Jing Rong center, building 10, two, A district. Patentee after: LUXNPRO CHENGDU ELECTRONICS Co.,Ltd. Address before: 610207 Sichuan city of Chengdu province Shuangliu County west of Hong Kong the Great Wall Road No. 187 Patentee before: SICHUAN LUXCINE ELECTRONIC TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220823 Address after: 610000 building 2-1, Tianfu Haichuang Park, No. 619, Jicui Road, Xinglong Street, Tianfu new area, Chengdu, Sichuan Patentee after: Chengdu Jiutian Huaxin Technology Co.,Ltd. Address before: 2nd Floor, Building 10, Area A, Tianfu Jingrong Center, Science City, Tianfu New District, Chengdu, China (Sichuan) Pilot Free Trade Zone, Chengdu 610000 Patentee before: LUXNPRO CHENGDU ELECTRONICS CO.,LTD. |
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| TR01 | Transfer of patent right |