CN208922043U - A kind of projector dust-extraction unit - Google Patents
A kind of projector dust-extraction unit Download PDFInfo
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- CN208922043U CN208922043U CN201821639807.XU CN201821639807U CN208922043U CN 208922043 U CN208922043 U CN 208922043U CN 201821639807 U CN201821639807 U CN 201821639807U CN 208922043 U CN208922043 U CN 208922043U
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- projector
- output shaft
- right angle
- gear
- extraction unit
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Abstract
The utility model discloses a kind of projector dust-extraction unit, it is arranged in projector enclosure interior, the driving mechanism for being connected including dedusting mechanism and with dedusting mechanism and dedusting mechanism being driven to move, the gear assembly that dedusting mechanism includes link assembly, is connected with link assembly, driving mechanism is connected by gear assembly with link assembly, and multiple cleaning brushes for cleaning projector ventilation opening are additionally provided on link assembly.It is provided with Dual-output shaft motor in the utility model, the power source of heat dissipation and dedusting can be provided for entire projector dust-extraction unit, one end output shaft of Dual-output shaft motor is connected with flabellum, can effectively realize the effect of heat dissipation, design structure is simple, easy to use；In addition, being provided with cleaning brush on the outside of right angle bar in the utility model, the floating ash on ventilation opening grid can be effectively removed, and floating ash is blown out by shell by flabellum, and the dust cleaned can be collected by ash deposition box.
Description
Technical field
The utility model relates to a kind of dust-extraction unit more particularly to a kind of dust-extraction units for projector, belong to projection
Instrument field of radiating.
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, projector are also known as projector, are a kind of equipment that can be projected image or video on curtain, can be connect by different
Mouthful same computer, VCD, DVD, BD, game machine, DV etc., which are connected, plays corresponding vision signal, be now widely used for family,
There are CRT, the different types such as LCD, DLP in office, school and public place of entertainment according to working method difference.
Projector can generate heat in use, if these heats cannot shed in time, cause projector temperature
Height is spent, projector internal component will be had an impact, be reduced the service life, seriously can also directly damaged, increases maintenance
Cost.Therefore be for the heat radiation protection of projector it is indispensable, the radiator being arranged inside projector generally comprises scattered
Hot-air fan and the ventilation opening that shell two sides are set.
Currently, most of projectors are all by the method in internal installation fan group, to projector inside in the market
The heat that generates of optical imaging system and throw heat caused by power unit to radiate, work in projector
When, radiator fan also operates, and can distribute heat.However, being singly that can not ensure that projector can reach by radiator fan
To good heat dissipation effect because projector is often exposed in air, the dust that floats in air frequently by
The ventilation opening of projector two sides enters projector, will lead to the reduction of radiator fan effect for a long time, and heat dissipation effect reduces, so
A kind of projector with internal dedusting function is needed, can effectively remove into the dust inside projector, improve machine
Service life.
In conclusion how to provide a kind of projector dust-extraction unit, with regard to becoming, those skilled in the art are urgently to be resolved to be asked
Topic.
Summary of the invention
Purpose of the utility model is to solve deficiencies in the prior art, and a kind of projector dedusting dress proposed
It sets.
The technical solution of the utility model is:
A kind of projector dust-extraction unit, setting is in projector enclosure interior, including dedusting mechanism and is connected with dedusting mechanism
The driving mechanism for connecing and dedusting mechanism being driven to move, the dedusting mechanism includes link assembly, the tooth that is connected with link assembly
Wheel assembly, the driving mechanism are connected by gear assembly with link assembly, are additionally provided on the link assembly for clear
Sweep multiple cleaning brushes of projector ventilation opening.
Preferably, the driving mechanism includes first base, the Dual-output shaft motor being arranged in first base and difference
The first output shaft and the second output shaft of Dual-output shaft motor two sides are set, the fan for heat dissipation is provided on the first output shaft
Leaf, the second output shaft are connected with the gear assembly.
Preferably, the gear assembly includes gear and the lower gear that is located at below gear, gear and lower gear
Engagement connection, the side of the close Dual-output shaft motor of the gear is connected with second output shaft；The lower gear
The side of close Dual-output shaft motor be connected by support rod with first base, the separate double output shaft electricity of the lower gear
The side of machine is connected by straight pin with bar assembly is connect.
Preferably, the size of the gear is less than the size of lower gear.
Preferably, the connection bar assembly includes first connecting rod, the second connecting rod, right angle bar and cross bar, the lower tooth
Wheel is connected by the straight pin with first connecting rod, and the lower end of first connecting rod is fixed on projector by second base
In shell, the upper end of first connecting rod is flexibly connected with the lower end of the second connecting rod, the upper end of the second connecting rod by cross bar with
Right angle bar is connected.
Preferably, the groove mobile for the straight pin is offered on the first connecting rod.
Preferably, the right angle bar includes the first right angle bar and the second right angle bar perpendicular with the first right angle bar.
Preferably, the bottom of the projector shell is additionally provided with ash deposition box, and the ash deposition box is located at the second right angle bar
Lower section, and the side of ash deposition box is also provided with handle groove.
Preferably, the outside of the first right angle bar and the outside of the second right angle bar is arranged in multiple cleaning brushes.
Preferably, the cross bar is fixed on projector shell, and the projection of cross bar in the horizontal plane and described the
The projection of angular pole in the horizontal plane always is perpendicular, and the through-hole groove mobile for first right angle bar is offered on cross bar.
The utility model provides a kind of projector dust-extraction unit, compared with prior art, advantage be mainly reflected in
Under several aspects:
1, it is provided with Dual-output shaft motor in the utility model, heat dissipation and dedusting can be provided for entire projector dust-extraction unit
Power source, one end output shaft of Dual-output shaft motor is connected with flabellum, can effectively realize the effect of heat dissipation, design structure letter
It is single, it is easy to use.
2, it is provided with cleaning brush on the outside of right angle bar in the utility model, can be effectively removed on ventilation opening grid
Floating ash, and floating ash is blown out by shell by flabellum.
3, projector enclosure interior is provided with ash deposition box in the utility model, can be collected the dust cleaned,
And the dust in ash deposition box is swept out by shell by handle groove.
4, the bottom of projector shell is fixedly installed with rubber base plate in the utility model, can be effectively to projector reality
Existing damping and fixed effect.
Just attached drawing in conjunction with the embodiments below, is described in further detail specific embodiment of the present utility model, so that this
Utility model technical solution is more readily understood, grasps.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of link assembly in the utility model；
Fig. 3 is the structural schematic diagram that bar assembly, right angle bar and cross bar coupling part are connected in the utility model.
Wherein, 11- first base, 12- Dual-output shaft motor, the first output shaft of 13-, the second output shaft of 14-, 15- flabellum,
16- support rod, 21- gear, 22- lower gear, 23- straight pin, 31- first connecting rod, 311- groove, the connection of 32- second
Bar, the first right angle 33- bar, the second right angle 34- bar, 35- cross bar, 351- through-hole groove, 36- second base, 37- cleaning brush, 4- product
Ash box, 41- handle groove, 5- projector shell, 51- rubber base plate, 52- ventilation opening.
Specific embodiment
A kind of projector dust-extraction unit, be arranged inside projector shell 5, as shown in Figure 1, include dedusting mechanism and with
The driving mechanism that dedusting mechanism is connected and dedusting mechanism is driven to move.
Wherein, driving mechanism includes first base 11, the Dual-output shaft motor being arranged in first base 11 12 and difference
The first output shaft 13 and the second output shaft 14 of 12 two sides of Dual-output shaft motor are set, is provided with and is used on the first output shaft 13
The flabellum 15 of heat dissipation, the second output shaft 14 are connected with dedusting mechanism.It is realized by Dual-output shaft motor 12 and heat dissipation is provided and is removed
The power source of dirt.
Further, dedusting mechanism include link assembly, the gear assembly that is connected with link assembly, driving mechanism passes through
Gear assembly is connected with link assembly.
Specifically, gear assembly includes gear 21 and the lower gear 22 positioned at 21 lower section of gear, and gear 21 is under
The engagement of gear 22 connects and can realize slowing effect, the side of the close Dual-output shaft motor 12 of gear 21 and the second output shaft
14 are connected；The side of the close Dual-output shaft motor 12 of lower gear 22 is connected by support rod 16 with first base 11, under
The side of the separate Dual-output shaft motor 12 of gear 22 is connected by straight pin 23 with bar assembly is connect.In the present embodiment,
The size of gear 21 is less than the size of lower gear 22, and one end of support rod 16 is connected with first base 11, the other end and
Lower gear 22 is connected.
In addition, connection bar assembly, including first connecting rod 31, the second connecting rod 32, right angle bar and cross bar 35, such as Fig. 2-3
Shown, lower gear 22 is connected by straight pin 23 with first connecting rod 31, and the lower end of first connecting rod 31 passes through the second bottom
Seat 36 is fixed in projector shell 5, and the upper end of first connecting rod 31 is flexibly connected with the lower end of the second connecting rod 32, and second connects
The upper end of extension bar 32 is connected by cross bar 35 with right angle bar.In the present embodiment, it offers on first connecting rod 31 for justifying
The mobile groove 311 of pin 23, the length of groove 311 are greater than the diameter of lower gear 22.
Further, right angle bar includes the first right angle bar 33 and the second right angle bar perpendicular with the first right angle bar 33
34, the length of the first right angle bar 33 and the length of the ventilation opening 52 above it are adapted, the length of the second right angle bar 34 and its side
The length of the ventilation opening 52 in face is adapted；Cross bar 35 is fixed on projector shell 5, and the throwing of cross bar 35 in the horizontal plane
Shadow and the projection of the first right angle bar 33 in the horizontal plane are perpendicular, and are offered on cross bar 35 for the movement of the first right angle bar 33
Through-hole groove 351.
In the technical solution of the utility model, one end of cross bar 35 is fixed on shadow instrument shell, the first right angle bar
33 pass through through-hole groove 351 is connected with the second connecting rod 32, and can realize under the driving of Dual-output shaft motor 12 in through-hole groove
Sliding in 351, the first right angle bar 33 and the second right angle bar 34 can be cylindrical body, or strip, the width of through-hole groove 351
It spends and matches with the size of the first right angle bar 33.
In the present embodiment, multiple cleaning brushes 37 for cleaning projector ventilation opening 52 are additionally provided on link assembly,
The floating ash on 52 grid of ventilation opening can be effectively removed, and floating ash is blown out by shell by flabellum 15, multiple cleaning brushes 37 are set
Set the outside in the first right angle bar 33 and the outside of the second right angle bar 34.
In addition, the bottom of projector shell 5 is additionally provided with ash deposition box 4, the dust cleaned can be collected, dust stratification
Box 4 is located at the lower section of the second right angle bar 34, and is slidably connected with projector shell 5, and the side of ash deposition box 4 is also provided with knob
Ash deposition box 4 can be taken out out of projector shell 5 by handle groove 41 and dust is swept out shell by slot 41, user.
In the present embodiment, the bottom of projector shell 5 is further fixedly arranged on the rubber base plate 51, Ke Yiyou for damping
Is realized to projector by damping and fixed effect for effect ground.
The operating procedure of the utility model described briefly below:
Firstly, starting Dual-output shaft motor 12, the flabellum 15 on the first output shaft 13 is rotated, meanwhile, the second output shaft 14
The gear 21 of upper connection starts turning, and lower gear 22 engages connection with gear 21 to drive lower gear 22 to rotate.
Secondly, the rotation of lower gear 22 drives groove 311 of the straight pin 23 on first connecting rod 31 to slide, to drive the
The movement of two connecting rods 32, the second connecting rod 32 drives the first right angle bar 33 of one end to move in through-hole groove 351, to make whole
A right angle bar is mobile.
Later, the mobile cleaning for driving 34 outside of the cleaning brush 37 for being located at the first right angle bar 33 and the second right angle bar of right angle bar
Brush 37 is mobile, so as to be effectively removed the floating ash on ventilation opening 52, and is blown out floating ash outside shell by flabellum 15, together
When, the dust for not blowing out shell will be collected in ash deposition box 4, and can be clear by the dust in ash deposition box 4 by handle groove 41
Scan out shell.
The utility model can be such that flabellum rotates by starting Dual-output shaft motor, side, and the other side can drive gear assembly
Rotation, gear assembly rotation drives link assembly movement, while cleaning the dust on ventilation opening 52, and be collected to dust,
It is simple in sturcture, ingenious in design, it is easy to use.
The utility model is limited it should be noted that above-described embodiment illustrates rather than the utility model
System, and those skilled in the art can be designed alternative embodiment without departing from the scope of the appended claims.
Claims (10)
1. a kind of projector dust-extraction unit, setting is internal in projector shell (5), it is characterised in that: including dedusting mechanism and with
The driving mechanism that dedusting mechanism is connected and dedusting mechanism is driven to move, the dedusting mechanism includes link assembly and connection rod set
The gear assembly that part is connected, the driving mechanism are connected by gear assembly with link assembly, on the link assembly also
It is provided with multiple cleaning brushes (37) for cleaning projector ventilation opening (52).
2. a kind of projector dust-extraction unit according to claim 1, it is characterised in that: the driving mechanism includes the first bottom
Seat (11) is arranged Dual-output shaft motor (12) on first base (11) and is separately positioned on Dual-output shaft motor (12) two
The first output shaft (13) of side and the second output shaft (14) are provided with the flabellum (15) for heat dissipation on the first output shaft (13),
Second output shaft (14) is connected with the gear assembly.
3. a kind of projector dust-extraction unit according to claim 2, it is characterised in that: the gear assembly includes gear
(21) and the lower gear (22) below gear (21), gear (21) engage connection, the upper tooth with lower gear (22)
The side for taking turns the close Dual-output shaft motor (12) of (21) is connected with second output shaft (14)；The lower gear (22)
Side close to Dual-output shaft motor (12) is connected by support rod (16) with first base (11), the lower gear (22)
Side far from Dual-output shaft motor (12) by straight pin (23) with connect bar assembly and be connected.
4. a kind of projector dust-extraction unit according to claim 3, it is characterised in that: the size of the gear (21) is small
Size in lower gear (22).
5. a kind of projector dust-extraction unit according to claim 3, it is characterised in that: the connection bar assembly includes first
Connecting rod (31), the second connecting rod (32), right angle bar and cross bar (35), the lower gear (22) by the straight pin (23) with
First connecting rod (31) is connected, and the lower end of first connecting rod (31) is fixed on projector shell by second base (36)
(5) in, the upper end of first connecting rod (31) is flexibly connected with the lower end of the second connecting rod (32), the upper end of the second connecting rod (32)
It is connected by cross bar (35) with right angle bar.
6. a kind of projector dust-extraction unit according to claim 5, it is characterised in that: opened on the first connecting rod (31)
Equipped with the groove (311) mobile for the straight pin (23).
7. a kind of projector dust-extraction unit according to claim 5, it is characterised in that: the right angle bar includes the first right angle
Bar (33) and the second right angle bar (34) perpendicular with the first right angle bar (33).
8. a kind of projector dust-extraction unit according to claim 7, it is characterised in that: the bottom of the projector shell (5)
Portion is additionally provided with ash deposition box (4), and the ash deposition box (4) is located at the lower section of the second right angle bar (34), and the side of ash deposition box (4) is also
Offer handle groove (41).
9. a kind of projector dust-extraction unit according to claim 7, it is characterised in that: multiple cleaning brush (37) settings
In the outside of the first right angle bar (33) and the outside of the second right angle bar (34).
10. a kind of projector dust-extraction unit according to claim 7, it is characterised in that: cross bar (35) fixed setting
On projector shell (5), and the projection of cross bar (35) in the horizontal plane and first right angle bar (33) are in the horizontal plane
Project through-hole groove (351) that is perpendicular, and offering mobile for first right angle bar (33) on cross bar (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821639807.XU CN208922043U (en) | 2018-10-10 | 2018-10-10 | A kind of projector dust-extraction unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821639807.XU CN208922043U (en) | 2018-10-10 | 2018-10-10 | A kind of projector dust-extraction unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208922043U true CN208922043U (en) | 2019-05-31 |
Family
ID=66708746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821639807.XU Active CN208922043U (en) | 2018-10-10 | 2018-10-10 | A kind of projector dust-extraction unit |
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| CN (1) | CN208922043U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111367137A (en) * | 2020-05-06 | 2020-07-03 | 杭州庚复科技有限公司 | Projector fixing device based on special-shaped gear transmission principle |
| CN111968417A (en) * | 2020-08-17 | 2020-11-20 | 河南中医药大学第一附属医院 | Data mining teaching device |
| CN112684655A (en) * | 2020-12-29 | 2021-04-20 | 成都极米科技股份有限公司 | Impurity cleaning method, device and system for projector and projector |
| CN112925154A (en) * | 2021-01-29 | 2021-06-08 | 贺州市超准网络科技有限公司 | A device for teaching projecting apparatus heat dissipation collection dirt |
| CN113900330A (en) * | 2021-09-29 | 2022-01-07 | 王小翠 | Projector based on holographic projection technology |
| CN115032852A (en) * | 2022-04-26 | 2022-09-09 | 苏州佳世达光电有限公司 | Projection arrangement with dust removal function |
-
2018
- 2018-10-10 CN CN201821639807.XU patent/CN208922043U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111367137A (en) * | 2020-05-06 | 2020-07-03 | 杭州庚复科技有限公司 | Projector fixing device based on special-shaped gear transmission principle |
| CN111968417A (en) * | 2020-08-17 | 2020-11-20 | 河南中医药大学第一附属医院 | Data mining teaching device |
| CN112684655A (en) * | 2020-12-29 | 2021-04-20 | 成都极米科技股份有限公司 | Impurity cleaning method, device and system for projector and projector |
| CN112684655B (en) * | 2020-12-29 | 2022-10-04 | 成都极米科技股份有限公司 | Impurity cleaning method, device and system for projector and projector |
| CN112925154A (en) * | 2021-01-29 | 2021-06-08 | 贺州市超准网络科技有限公司 | A device for teaching projecting apparatus heat dissipation collection dirt |
| CN113900330A (en) * | 2021-09-29 | 2022-01-07 | 王小翠 | Projector based on holographic projection technology |
| CN115032852A (en) * | 2022-04-26 | 2022-09-09 | 苏州佳世达光电有限公司 | Projection arrangement with dust removal function |
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