CN208953878U - A kind of projector curtain dust-extraction unit - Google Patents
A kind of projector curtain dust-extraction unit Download PDFInfo
- Publication number
- CN208953878U CN208953878U CN201821633413.3U CN201821633413U CN208953878U CN 208953878 U CN208953878 U CN 208953878U CN 201821633413 U CN201821633413 U CN 201821633413U CN 208953878 U CN208953878 U CN 208953878U
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- China
- Prior art keywords
- installs case
- block
- motor
- felt
- threaded rod
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- Expired - Fee Related
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- 238000000605 extraction Methods 0.000 title claims abstract description 17
- 239000004744 fabric Substances 0.000 claims abstract description 31
- 239000000428 dust Substances 0.000 abstract description 7
- 238000004064 recycling Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Projection Apparatus (AREA)
Abstract
The utility model discloses a kind of projector curtain dust-extraction units, including installs case, the installs case upper end is provided with top cover, the installs case lower end is provided with strip-shaped hole, the installs case lower surface is provided with fan, the left side detent surface is provided with first motor case, the rotating bar surface is arranged with projection cloth, the first felt is arranged in inside, second felt is set on the left of first felt, the installs case rear side surface is provided with rear cover, the rear cover lower end is rotatablely connected installs case by shaft, due to show cloth for a long time use when will cause dust fall in projection cloth surface so as to user viewing impact, therefore in the present apparatus, user is dusted work while can recycling projection cloth, traditional curtain only has show function and show quality can be seriously affected by once falling ash, user is worked using the present apparatus When user again will projection cloth recycling when getting up user simple dust removal process can be carried out to projection cloth by fan.
Description
Technical field
The utility model relates to porjector technology field more particularly to a kind of projector curtain dust-extraction units.
Background technique
Projector be it is a kind of the profile of workpiece is amplified using optical element, and the optics instrument being projected on shadow screen
Device, it can make profile measurement with transmitted light, it is also possible to the surface shape and observation piece surface of reflected light measurement blind hole, projection
The particularly suitable measurement complex outline of instrument and tiny workpiece, as clock and watch part, punching parts, electronic component, template, mold, screw thread,
Gear and molding cutter etc., checkability is high, easy to use；It is widely used in measuring room, workshop, to instrument and meter and clock
Table row industry is especially suitable.
Since projector curtain is to be hung the equipment used all the year round, few people unpick and wash projector curtain, this
Sample, projector curtain generally can all accumulate many dusts, still, the evil for leading to study due to the accumulation of dust, making environment
Change, learns, for the personnel under working environment to all the year round this, health will be affected to some extent.Therefore, art technology
Personnel provide a kind of projector curtain dust-extraction unit, to solve the problems mentioned in the above background technology.
Summary of the invention
To solve technical problem present in background technique, the utility model proposes a kind of projector curtain dust-extraction units.
The utility model proposes a kind of projector curtain dust-extraction unit, including installs case, the installs case upper end setting
There is top cover, the installs case lower end is provided with strip-shaped hole, and the installs case lower surface is provided with fan, described installs case or so two
Sliding slot is provided at the inner wall of side, the left side detent surface is provided with first motor case, and the first motor case is internally provided with
First motor, the first motor axle portion are connected with rotating bar, and the rotating bar surface is arranged with projection cloth, and the rotating bar is left
End is provided with rotating block, and the rotating block right end is provided with fixed block, and the fixed block is slidably connected with the right side sliding slot, institute
It states and equal second connection frame, second connection frame is set below sliding slot.The first felt is arranged in inside, sets on the left of first felt
The second felt is set, second felt both ends are respectively provided with the first connection frame, and the first threaded rod is arranged in first connection frame left end,
The second motor housing is arranged in first threaded rod left end, and second motor housing is internally provided with the second motor, second electricity
Arbor portion connection screw thread bar, the installs case rear side surface are provided with rear cover, and the rear cover lower end is rotatablely connected by shaft pacifies
Vanning, rear cover upper end middle position are provided with limited block, screw rod are equipped with inside the limited block, and the rear cover passes through
Limited block is fixedly connected with installs case.
As a further solution of the present invention: the fixed block includes upper link block and lower connecting block, the upper company
It connects and is provided with placement block at link block and lower connecting block right end inner wall, the second threaded rod, institute are worn inside the placement block
It states fixed block and rotating block is rotatablely connected.
Second threaded rod surface screw thread is relatively oppositely arranged as a further solution of the present invention, and the
Two threaded rods are rotatablely connected placement block respectively.
Nut, and first are inlaid with inside the first connection frame described in left end as a further solution of the present invention,
It is set as hollow inside first connection frame, first threaded rod and nut are rotatablely connected.
Sliding shoe is arranged in the first connection frame outer surface described in right end as a further solution of the present invention, described
Sliding groove is arranged in inner wall on the right side of installs case, and first connection frame is slidably connected by sliding groove and installs case.
The projection cloth lower end is provided with connecting plate, the connecting plate table as a further solution of the present invention,
Face, which is provided with, has been equidistantly positioned several circular holes.
Compared with prior art, the utility model has the beneficial effects that
1, when user is when using the present apparatus, installs case can be suspended on wall by user, then control first motor
Drive rotating bar rotated, show cloth decline when simultaneously control the second motor rotate backward allow the second felt to the left
End movement, so that projection cloth can smoothly fall and not will cause the situation that stacks and can not fall.
2, when user is when using the present apparatus, projection cloth table is fallen in due to will cause dust when showing cloth and using for a long time
Face in turn impacts user's viewing, therefore in the present apparatus, and user is dusted work while can recycling projection cloth,
Traditional curtain only has show function and show quality can be seriously affected by once falling ash, when user is worked using the present apparatus
User again will projection cloth recycling when getting up user simple dust removal process can be carried out to projection cloth by fan, then control the
Two motors make the first felt and the second felt be in contact, and then can will show cloth wiped clean when showing cloth and rising,
It will lead to felt for wiping for a long time again and lose dedusting function, set due to corresponding with fastening bolt at left and right sides of installs case
It is equipped with circular hole, therefore rear cover opening can passed through fastening bolt for the first felt and the second felt from even by user in the present apparatus
It connects to remove on frame and carries out cleaning to save the cost, top cover opening can also be taken out dimension to interior arrangement by screw by user
It repairs.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of projector curtain dust-extraction unit.
Fig. 2 is the structural schematic diagram on the left of a kind of projector curtain dust-extraction unit.
Fig. 3 is the structural schematic diagram in a kind of projector curtain dust-extraction unit at A.
In figure: 1- installs case, 2- first motor case, 3- top cover, 4- fixed block, 6- connecting rod, the first felt of 7-, 8- projection
Cloth, 9- circular hole, 10- connecting plate, 11- fan, 12- rotating bar, 13- first motor, the first threaded rod of 14-, the second motor of 15-
Case, the second motor of 16-, 17- rear cover, 18- shaft, 19- nut, the first connection frame of 20-, the second felt of 21-, the connection of 22- second
Frame, 23- fastening bolt, 24- sliding slot, 25- rotating block, 26- lower connecting block, the upper link block of 27-, the second threaded rod of 28-, 29- peace
Set block.
Specific embodiment
As shown in Figure 1-Figure 3, the utility model proposes a kind of projector curtain dust-extraction unit, including installs case 1 is described
1 upper end of installs case is provided with top cover 3, and 1 lower end of installs case is provided with strip-shaped hole, and 1 lower surface of installs case is provided with wind
11 are fanned, is provided with sliding slot 24 at 1 left and right sides inner wall of installs case, left side 24 surface of sliding slot is provided with first motor case
2, the first motor case 2 is internally provided with first motor 13, and 13 axle portion of first motor is connected with rotating bar 12, and described turn
12 surface of lever is arranged with projection cloth 8, and 12 left end of rotating bar is provided with rotating block 25, and 25 right end of rotating block is provided with
Fixed block 4, the fixed block 4 are slidably connected with the right side sliding slot, and equal second connection frame 22, institute are arranged below the sliding slot 24
State the second connection frame 22.The first felt 7 is arranged in inside, and the second felt 21, second felt is arranged on the left of first felt 7
Both ends are respectively provided with the first connection frame 20, and the first threaded rod 14, first threaded rod 14 is arranged in 20 left end of the first connection frame
The second motor housing 15 is arranged in left end, and second motor housing 15 is internally provided with the second motor 16,16 axle portion of the second motor
The first threaded rod 14 is connected, the installs case rear side surface is provided with rear cover 17, and 17 lower end of rear cover is rotated by shaft 18
Installs case 1 is connected, the 17 upper end middle position of rear cover is provided with limited block, screw rod, institute are equipped with inside the limited block
Rear cover 17 is stated to be fixedly connected by limited block with installs case 1.
The fixed block 4 includes upper link block 27 and lower connecting block 26, link block 27 and lower connecting block in the upper connection
Be provided with placement block 29 at 26 right end inner walls, wear the second threaded rod 28 inside the placement block 29, the fixed block 4 with turn
Motion block 25 is rotatablely connected.
Second threaded rod, the 28 surface screw thread is relatively oppositely arranged, and the second threaded rod 28 is rotatablely connected placement block respectively
29。
It is inlaid with nut 19 inside first connection frame 20 described in left end, and is set as inside the one the first connection frames 20
Sky, first threaded rod 14 are rotatablely connected with nut.
Sliding shoe is arranged in first connection frame, 20 outer surface described in right end, and sliding groove, institute is arranged in the 1 right side inner wall of installs case
The first connection frame 20 is stated to be slidably connected by sliding groove with installs case 1.
8 lower end of projection cloth is provided with connecting plate 10,10 surface of connecting plate be provided be equidistantly positioned it is several
A circular hole 9.
The working principle of the utility model is:
When user is when using the present apparatus, installs case 1 can be suspended on wall by user, then control first motor 13
It drives rotating bar 12 to be rotated, controls the second motor 16 simultaneously when showing cloth 8 and declining and rotate backward so that the second felt 21
Can be mobile to left end, so that projection cloth 8 can smoothly fall and not will cause the situation that stacks and can not fall, due to putting
It will cause dust when reflecting 8 long-time use of cloth to fall in projection 8 surface of cloth and then impact user's viewing, therefore in the present apparatus
In, user is dusted work while can recycling projection cloth 8, and traditional curtain only has show function and once falls ash
Show quality can be seriously affected, when user is worked using the present apparatus user again will the projection recycling of cloth 8 user can be with when getting up
Simple dust removal process is carried out by 11 pairs of projection cloth 8 of fan, the second motor 16 is then controlled and makes the first felt 7 and second
Felt 21 is in contact, and then can will show 8 wiped clean of cloth when showing cloth 8 and rising, for wiping can be led for a long time again
Felt is caused to lose dedusting function, due to being correspondingly arranged on circular hole, this dress with fastening bolt 23 in 1 left and right sides of installs case
Setting user can remove the first felt 7 and the second felt 21 rear cover opening by fastening bolt 23 from connection frame
Cleaning is carried out to save the cost, the opening of top cover 3 can also be taken out maintenance, the present apparatus to interior arrangement by screw by user
In motor be micro motor.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (6)
1. a kind of projector curtain dust-extraction unit, including installs case (1), which is characterized in that installs case (1) upper end is provided with
Top cover (3), installs case (1) lower end are provided with strip-shaped hole, and installs case (1) lower surface is provided with fan (11), described
It is provided with sliding slot (24) at inner wall at left and right sides of installs case (1), left side the sliding slot (24) surface is provided with first motor case
(2), the first motor case (2) is internally provided with first motor (13), and first motor (13) axle portion is connected with rotating bar
(12), rotating bar (12) surface is arranged with projection cloth (8), and rotating bar (12) left end is provided with rotating block (25), institute
It states rotating block (25) right end to be provided with fixed block (4), the fixed block (4) is slidably connected with the right side sliding slot, the sliding slot
(24) equal second connection frame (22), second connection frame (22) is arranged in lower section；The first felt (7) are arranged in inside, and described first
The second felt (21) are set on the left of felt (7), second felt both ends are respectively provided with the first connection frame (20), first connection
The first threaded rod (14) are arranged in frame (20) left end, and the second motor housing (15) are arranged in the first threaded rod (14) left end, and described the
Two motor housings (15) are internally provided with the second motor (16), and the second motor (16) axle portion connects the first threaded rod (14), institute
Installs case rear side surface to be stated to be provided with rear cover (17), rear cover (17) lower end is rotatablely connected installs case (1) by shaft (18),
Rear cover (17) the upper end middle position is provided with limited block, and screw rod, the rear cover (17) are equipped with inside the limited block
It is fixedly connected by limited block with installs case (1).
2. a kind of projector curtain dust-extraction unit according to claim 1, which is characterized in that the fixed block (4) includes
Upper link block (27) and lower connecting block (26) are all provided in the upper connection at link block (27) and lower connecting block (26) right end inner wall
It is equipped with placement block (29), is worn the second threaded rod (28) inside the placement block (29), the fixed block (4) and rotating block (25)
Rotation connection.
3. a kind of projector curtain dust-extraction unit according to claim 2, which is characterized in that second threaded rod (28)
Surface screw thread is relatively oppositely arranged, and the second threaded rod (28) is rotatablely connected placement block (29) respectively.
4. a kind of projector curtain dust-extraction unit according to claim 1, which is characterized in that the first connection frame described in left end
(20) internal to be inlaid with nut (19), and it is set as hollow inside the one the first connection frames (20), first threaded rod (14)
It is rotatablely connected with nut.
5. a kind of projector curtain dust-extraction unit according to claim 1, which is characterized in that the first connection frame described in right end
(20) sliding shoe is arranged in outer surface, and sliding groove is arranged in inner wall on the right side of the installs case (1), and first connection frame (20) passes through cunning
Dynamic slot is slidably connected with installs case (1).
6. a kind of projector curtain dust-extraction unit according to claim 1, which is characterized in that projection cloth (8) lower end
It is provided with connecting plate (10), connecting plate (10) surface, which is provided with, has been equidistantly positioned several circular holes (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821633413.3U CN208953878U (en) | 2018-10-09 | 2018-10-09 | A kind of projector curtain dust-extraction unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821633413.3U CN208953878U (en) | 2018-10-09 | 2018-10-09 | A kind of projector curtain dust-extraction unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208953878U true CN208953878U (en) | 2019-06-07 |
Family
ID=66740768
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821633413.3U Expired - Fee Related CN208953878U (en) | 2018-10-09 | 2018-10-09 | A kind of projector curtain dust-extraction unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208953878U (en) |
-
2018
- 2018-10-09 CN CN201821633413.3U patent/CN208953878U/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: 20190607 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |