CN209118037U - Projection arrangement - Google Patents
Projection arrangement Download PDFInfo
- Publication number
- CN209118037U CN209118037U CN201821914601.3U CN201821914601U CN209118037U CN 209118037 U CN209118037 U CN 209118037U CN 201821914601 U CN201821914601 U CN 201821914601U CN 209118037 U CN209118037 U CN 209118037U
- Authority
- CN
- China
- Prior art keywords
- shell
- projection arrangement
- sealing element
- electronic component
- elastic sealing
- 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.)
- Withdrawn - After Issue
Links
Landscapes
- Projection Apparatus (AREA)
Abstract
The utility model provides a kind of projection arrangement, including light source module, bare engine module and projection lens.Light source module is for issuing illuminating bundle.Bare engine module forms image strip for receiving illuminating bundle.Bare engine module includes first shell, second shell, elastic sealing element and electronic component.Second shell and first shell are unified with each other to form accommodating space in a first direction.Elastic sealing element has opposite first surface and second surface, and wherein first surface has engaging groove, and for the local engagement of first shell in engaging groove, second shell is then connected to second surface.Electronic component is configured in accommodating space and has signal transmission component, and signal transmission component is arranged in elastic sealing element to be pierced by the outside of first shell and second shell.Projection lens is used to receive image strip and is projected to the outside of projection arrangement.The projection arrangement of the utility model can promote packaging efficiency.
Description
Technical field
The utility model is about a kind of display device, especially with respect to a kind of projection arrangement.
Background technique
Projection arrangement is processed into image strip by the illuminating bundle that bare engine module provides light source, later again by projection lens
Image strip is projected on screen by head, in forming image on screen.Bare engine module includes many optical elements, and in order to
It avoids dust from being infected with these optical elements and influence display quality, would generally separately be coated inside projection arrangement with dust-proof shell
These optical elements.
Since the electronic component of bare engine module is also covered by dustproof shell body, so the roof in dust-proof shell need to be equipped with
It is external to be pierced by dustproof shell with the transmission line of electronic component, but also needs to carry out seal and opening with rubber parts for aperture, to avoid ash
Dirt enters in dustproof shell body from aperture.Therefore, known projection arrangement need to expend the more time in assembling, to import certainly
Dynamicization production equipment, it is also desirable to increase complicated clamp tool and mechanical arm, lead to high expensive.
This " background technique " paragraph is used only to help to understand the content of the present invention, therefore institute is public in " background technique "
The content opened may include some known techniques without constituting road known to those skilled in the art.In addition, in " background technique "
Disclosed in content do not represent the content or the utility model one or more embodiment problem to be solved, also not
Representative has been readily known to those persons skilled in the art or has recognized before the present utility model application.
Utility model content
The utility model provides a kind of projection arrangement, to promote packaging efficiency.
The other objects and advantages of the utility model can be obtained from technical characteristic disclosed in the utility model into one
The understanding of step.
It is to reach one of above-mentioned or part or all of purpose or other purposes, projection dress provided by the utility model
It sets, including light source module, bare engine module and projection lens.Light source module is for issuing illuminating bundle.Bare engine module is configured at photograph
The transmission path of Mingguang City's beam for receiving illuminating bundle, and forms image strip.Bare engine module includes first shell, second shell
Body, elastic sealing element and electronic component.It is empty that second shell and first shell are unified with each other to form accommodating in a first direction
Between.Elastic sealing element is set between first shell and second shell, for sealing the junction of first shell and second shell.
Elastic sealing element has opposite first surface and second surface, and wherein first surface is towards first shell, second surface towards
Second shell, first surface have engaging groove, and for the local engagement of first shell in engaging groove, second shell is then connected to second
Surface.An at least electronic component is configured in accommodating space and each at least electronic component has signal transmission component, signal
Transmission part is arranged in elastic sealing element to be pierced by the outside of first shell and second shell.Projection lens is configured at image strip
Transmission path and for receiving image strip, and image strip is projected to the outside of projection arrangement.
In the projection arrangement of the utility model embodiment, the signal transmission component of electronic component is via first shell and
Elastic sealing element between two shells is pierced by outside the first shell and second shell of bare engine module, compared to known techniques need separately with
Rubber parts seals the aperture being pierced by for transmission line, and the projection arrangement of the utility model embodiment can simplify assembling flow path, is promoted
Packaging efficiency.Moreover, because assembling flow path is relatively simple, to carry out automated production, the cost of automation equipment can be saved.
In the projection arrangement of the utility model embodiment, the first surface of elastic sealing element has engaging groove, first shell
The engageable airtightness for increasing junction between first shell and second shell in engaging groove in part, to promote dust-proof effect
Fruit.
For the above-mentioned and other purposes of the utility model, feature and advantage can be clearer and more comprehensible, preferred reality is cited below particularly
Example is applied, and cooperates institute's attached drawing, is described in detail below.
Detailed description of the invention
Fig. 1 is the block schematic diagram of the projection arrangement of an embodiment of the present invention.
Fig. 2A divides for the first shell of the bare engine module of an embodiment of the present invention, second shell and elastic sealing element
Solve schematic diagram.
Fig. 2 B is that the partial enlargement of first shell, second shell and elastic sealing element in an embodiment of the present invention decomposes
Schematic diagram.
Fig. 2 C is that the partial enlargement of first shell, second shell and elastic sealing element in an embodiment of the present invention decomposes
Schematic diagram.
Fig. 3 is that the signal transmission component of electronic component in an embodiment of the present invention is pierced by first shell and second shell
Schematic diagram.
Fig. 4 A is the schematic diagram of the second shell in another embodiment of the utility model with lateral retaining wall.
Fig. 4 B is the first shell, second shell and elastic sealing element of the bare engine module of another embodiment of the utility model
Combination diagrammatic cross-section.
Specific embodiment
In relation to addressing other technologies content, feature and effect before the utility model, in following cooperation with reference to one of attached drawing
In the detailed description of preferred embodiment, can clearly it present.The direction term being previously mentioned in following embodiment, such as: upper,
Under, it is left and right, front or rear etc., be only the direction with reference to attached drawing.Therefore, the direction term used is for illustrating not to be used to limit
The utility model processed.
Fig. 1 is the block schematic diagram of the projection arrangement of an embodiment of the present invention.Please refer to Fig. 1, the throwing of the present embodiment
Image device 10 includes light source module 100, bare engine module 200 and projection lens 300.Light source module 100 is for issuing illuminating bundle
L1, bare engine module 200 are configured on the transmission path of illuminating bundle L1, and bare engine module 200 can be used for receiving illuminating bundle L1, and
Form image strip L2.Projection lens 300 is configured on the transmission path of image strip L2, can be used for receiving image strip L2,
And image strip L2 is projected to the outside of projection arrangement 10, such as be projected to screen, in forming image on screen.
Above-mentioned light source module 100 may include light bulb (such as halogen bulb, high-pressure sodium lamp etc.), the illuminating bundle of generation
L1 can be white light, and light source module 100 also may include LED source, the illuminating bundle L1 of generation can be by feux rouges,
Composed by blue light and green light, light source module 100 also may include laser light source, and the illuminating bundle L1 of generation can be blue light,
And light source module 100 can also be other kinds of light source.
Bare engine module 200 includes light valve (not shown), to form image strip L2.Light valve can be optical valve in reflection type or
Perforation light-valve, wherein optical valve in reflection type can for digital micromirror elements (digital micro-mirror device,
DMD) or silica-based liquid crystal panel (liquid crystal on silicon panel, LCOS panel), and perforation light-valve can
Think penetration liquid crystal display panel, but not limited to this.
Bare engine module 200 further includes at least one electronic component 240 (Fig. 1 is only illustrated with one), above-mentioned electronic component
240 have signal transmission component 241, and projection arrangement 10 for example further includes motherboard 400, and motherboard 400 is set to ray machine mould
Outside block 200, motherboard 400 is electrically connected by signal transmission component 241 with electronic component 240.Motherboard 400 can be used for controlling
Electronic component 240 receives the electric signal that electronic component 240 provides.Signal transmission component 241 can be transmission line, soft print
Printed circuit board etc., but not limited to this.
Combination of the projection lens 300 for example including one or more optical mirror slips with diopter, it is saturating for example including concave-concave
The various combinations of the non-planar eyeglass such as mirror, biconvex lens, concave-convex lens, meniscus, plano-convex lens and plano-concave lens.One
In embodiment, projection lens 300 also may include planar wave eyeglass.The utility model to the kenel of projection lens 300 and its
Type is simultaneously without restriction.
Fig. 2A divides for the first shell of the bare engine module of an embodiment of the present invention, second shell and elastic sealing element
Schematic diagram is solved, and Fig. 2 B and Fig. 2 C are respectively first shell in an embodiment of the present invention, second shell and elastic sealing element
The partial enlargement decomposition diagram of different angle.A, Fig. 2 B and Fig. 2 C referring to figure 2., above-mentioned bare engine module 200 further include
One shell 210, second shell 220 and elastic sealing element 230.Second shell 220 and first shell 210 (such as Z in a first direction
Axis direction) on be unified with each other to form an accommodating space S.In the present embodiment, bare engine module 200 is received from light source module
100 light, light source module 100 are, for example, laser light source, and the illuminating bundle L1 of generation can be blue laser.Bare engine module 200
It further include multiple electronic components 240, for example, bare engine module 200 may include: illuminating bundle L1 to be divided into according to timing
Different colours runner, such as filter wheel, light wavelength conversion wheel；To detect the runner detecing element of runner rotation；To make to shine
The hot spot that Mingguang City beam L1 is projeced into light valve can move the distance of half-pixel to promote the actuator of image analytic degree；To right
Above-mentioned electronic component carries out cooling fan.The electronic component 240 of above-mentioned Fig. 1 is configured at accommodating space S, and the electricity in Fig. 1
Subcomponent 240 may include the electronic component of wavelength convert wheel 240a, filter wheel 240b and fan 240c being painted etc. in fig. 2,
It certainly also include the runner detecing element not shown, actuator and other electronic components.Elastic sealing element 230 has opposite
First surface 231 and second surface 232, wherein first shell 210 is connected to first surface 231, and second shell 220 abuts
In second surface 232.
The first surface 231 of elastic sealing element 230 has to be set along first shell 210 and the junction of second shell 220
The engaging groove 233 set, the local engagement of first shell 210 is in engaging groove 233.Specifically, above-mentioned first shell 210 has
There are the first bottom wall 211 and multiple the first side walls 212, these the first side walls 212 are connected to the first bottom wall 211 and around the first bottom wall
211.The first side wall 212 has the first top surface 213 towards first surface 231 and is connected to multiple the of the first top surface 213
One side 215, the first top surface 213 and first side 215 are connected to engaging groove 233 adjacent to the part of the first top surface 213.At this
In embodiment, the faying face of second shell 220 and first shell 210 is, for example, the face XY, and first direction is, for example, the vertical face XY.This
Outside, elastic sealing element 230 is set between first shell 210 and second shell 220, for sealing first shell 210 and second
The junction of shell 220, with depression angle viewing along a first direction, above-mentioned includes wavelength convert wheel 240a, filter wheel
The electronic component of 240b, fan 240c etc. are in the region surrounded positioned at elastic sealing element 230.In addition, elastic sealing element 230
Material may include rubber or other elastic materials.
For the adaptation for promoting junction between first shell 210 and second shell 220, the second table of elastic sealing element 230
Face 232 can have the lug boss 234 being arranged along the junction of first shell 210 and second shell 220, and second shell 220 can
With the second bottom wall 221 and the second sidewall 222 for connecting and surrounding the second bottom wall 221, and second sidewall 222 has towards second
Surface 232 and the second top surface 223 for being connected to lug boss 234, lug boss 234 can promote the second top surface 223 and second surface 232
Between adaptation.
Referring once again to Fig. 2A, the side wall 212 of first shell 210 it is at least one of towards second shell 220
First top surface 213 has at least one groove 214.In other words, the visual demand in the first top surface 213 of each the first side wall 212 and
Equipped with one or more grooves 214, it is also possible to which the first top surface 213 of some the first side walls 212 is not provided with groove 214.Groove 214
It is (not shown with the signal transmission component of the electronic component for wavelength convert wheel 240a, filter wheel 240b and fan 240c etc.
It is pierced by outside first shell 210 and second shell 220 out).The quantity of groove 214 and position be with the quantity of these electronic components and
Position matches, but the quantity of groove 214 and the quantity of these electronic components be not limited to it is one-to-one.In addition, elastic sealing element 230
Such as with sealing strip 238 and an at least sealing block 239.Sealing strip 238 is sealed in first shell 210 and second shell 220
Junction.The profile of sealing strip 238 corresponds to the profile of the junction of first shell 210 and second shell 220.Each sealing block 239
It is to extend in a first direction and formed from sealing strip 238, and sealing block 239 corresponds in groove 214 respectively.Also that is, can bestow
Sealing block 239 is fastened in groove 214 by external force along first direction.
First shell 210 can also have multiple fixed columns 216, these fixed columns 216 are connected to the first side wall 212, each
A fixed column 216 has fixation hole 217, and second shell 220 has the through-hole 224 of these fixation holes 217 of multiple correspondences, and elasticity
Sealing element 230 also has multiple suit rings 237, and suit ring 237 is connected to sealing strip 238 and is sheathed on these fixed columns 216, this
The projection arrangement of embodiment can further include multiple fixing pieces 3, be arranged in these through-holes 224 and these fixation holes 217, with fixation
First shell 210 and second shell 220.In the present embodiment, fixation hole 217 can have internal screw thread, and fixing piece 3 can be for outer
The screw of screw thread, the external screw thread of fixing piece 3 correspond to the internal screw thread of fixation hole 217.Fixing piece 3, fixed column 216 and suit ring 237
Can quantity having the same in order to clearly show that all structures, illustrated with four fixing pieces 3 however in fig. 2.So
And the fixed mechanism between first shell 210 and second shell 220, not to be limited described in the present embodiment, multiple fixed columns also may be used
It is set to second shell 220, also, when one of first shell 210 and second shell 220 are provided with fixed column, it is another
A then settable corresponding fixation hole.In addition, multiple fixed columns also can a portion be set to first shell 210, wherein separately
A part is set to second shell 220, and fixation hole can then correspond to fixed column and be distributed to reach above-mentioned fixed function.
Fig. 3 is that the signal transmission component of electronic component in an embodiment of the present invention is pierced by first shell and second shell
Schematic diagram.Fig. 1, Fig. 2A and Fig. 3 are please referred to, the wavelength convert wheel 240a of i.e. Fig. 2A, the electronic component 240 of above-mentioned Fig. 1 filters
The signal transmission component 241 for taking turns the electronic component of 240b and fan 240c etc. may include the first signal transmission component 242 in Fig. 3
With second signal transmission part 243, wherein the first signal transmission component 242 can be transmission line, and second signal transmission part 243
Can be flexible printed wiring board (Flexible Printed Circuit, FPC).First signal transmission component 242 and the second letter
Number transmission part 243 can be arranged in elastic sealing element 230 to be pierced by outside first shell 210 and second shell 220.Specifically,
One end of first signal transmission component 242 and second signal transmission part 243 is located in accommodating space S and is electrically connected at wavelength
The electronic component of conversioning wheel 240a, filter wheel 240b and fan 240c etc., the other end then penetrate elastic sealing element 230 and are located at the
One shell 210 connect the first signal transmission component 242 and second signal transmission part 243 can above-mentioned with outside second shell 220
The motherboard 400 of Fig. 1.First signal transmission component 242 and second signal transmission part 243 are to be arranged in elasticity in a second direction
Sealing element 230, and second direction is for example vertical with first direction, for example, second direction may include X-direction, Y direction
And other are parallel to the direction of X/Y plane, but the utility model is without being limited thereto.
Elastic sealing element 230 in the present embodiment for example also has an at least groove 235, and each groove 235 is from sealing strip 231
It extends in a first direction into corresponding sealing block 239.Groove 235 may be, for example, straight flute, and above-mentioned is the second of flexible circuit board
Signal transmission component 243 can enter in groove 235 along first direction.Elastic sealing element 230 in the present embodiment for example also has
An at least groove 235a, groove 235a may include straight flute 236 and accommodating hole 236a, and straight flute 236 is from sealing strip 238 along first direction
It extends in corresponding sealing block 239, accommodating hole 236a is located in corresponding sealing block 239 and is connected to straight flute 236, above-mentioned for biography
First signal transmission component 242 of defeated line can enter via corresponding straight flute 236 along first direction and be placed in corresponding accommodating
In the 236a of hole.Also that is, before carrying out the combination operation of first shell 210 and second shell 220, external force can first be bestowed by the first letter
Number transmission part 242 is from top to bottom fixedly arranged on accommodating hole 236a via straight flute 236 along first direction；And second signal is transmitted
Component 243 is from top to bottom fixedly arranged in the groove 235 of straight flute form along first direction, is carried out again between second shell 220 later
The combination of one shell 210.In addition, the maximum width of accommodating hole 236a is e.g. greater than corresponding straight for groove 235a
The maximum width of ditch 236, the diameter of accommodating hole 236a is, for example, to match with the diameter of the first signal transmission component 242, to keep away
Exempt from excessive gap occur between the first signal transmission component 242 and the hole wall of accommodating hole 236a.In addition, most because of straight flute 236
Big width is narrow compared with the maximum width of accommodating hole 236a, can reduce dust from the chance inside the entrance bare engine module 200 of straight flute 236.
In addition, after first shell 210 is combined with second shell 220, can gap filler to groove 235 or groove 235a with further
Reduce a possibility that dust enters bare engine module 200.
In the projection arrangement 10 of the utility model embodiment, the signal transmission component 241 of electronic component 240 is via first
Elastic sealing element 230 between shell 210 and second shell 220 is pierced by the first shell 210 and second shell of bare engine module 200
Outside 220, need separately to seal the aperture being pierced by for transmission line, the throwing of the utility model embodiment with rubber parts compared to known techniques
Image device 10 can simplify assembling flow path, promote packaging efficiency.Moreover, because assembling flow path is relatively simple, to carry out automatic metaplasia
It produces, the cost of automation equipment can be saved.
In the projection arrangement 10 of the utility model embodiment, the first surface 231 of elastic sealing element 230 has engaging groove
233, the part of first shell 210 is engageable to be combined between first shell 210 and second shell 220 in engaging groove 233 with increasing
The airtightness at place, to promote dust-proof effect.
In the projection arrangement of the utility model embodiment, the second surface 232 of elastic sealing element 230 has lug boss 234,
The adaptation between second shell 220 and elastic sealing element 230 can be increased, effectively further to promote dust-proof effect.
Fig. 4 A is the schematic diagram of the second shell in another embodiment of the utility model with lateral retaining wall.Fig. 4 B is that this is practical
Section of the combination of the first shell of the bare engine module of novel another embodiment, second shell and elastic sealing element along first direction
Schematic diagram.Please refer to Fig. 1, Fig. 4 A and Fig. 4 B, second shell 220 can also have a lateral retaining wall 225, lateral retaining wall 225 can along entire or
Partial elastic sealing element 230 and be distributed, produced with stopping the light of bare engine module 200 to shine directly into elastic sealing element 230
Raw volatile materials.However lateral retaining wall 225 is not limited with being set to second shell 220, may also be arranged on first shell 210.
Identically as previous embodiment, the first surface 231 of elastic sealing element 230 is abutted by first shell 210, second surface 232
It is abutted by second shell 220, and by the local engagement of first shell 210 in engaging groove 230 and second shell 220 is supported
The lug boss 234 being connected on second surface 232 can make the good sealing first shell 210 of elastic sealing element 230 and second shell
220 junction, the dust-proof effect with height.
The above, the only preferred embodiment of the utility model cannot limit the utility model with this and implement it
Range, i.e., all simple equivalence changes made according to the utility model claims book and utility model specification content with
Modification, all still belongs in the range that the utility model patent covers.In addition, any embodiment or claim of the utility model are not
Whole purpose or advantage or feature disclosed in the utility model must be reached.In addition, abstract of description and utility model title are only
It is not to be used to limit the interest field of the utility model for assisting patent document retrieval to be used.In addition, this specification or power
The terms such as " first " that refers in sharp claim, " second " are only to name the title or the different realities of difference of element (element)
Example or range are applied, and is not used to the quantitative upper limit of restriction element or lower limit.
Claims (12)
1. a kind of projection arrangement, which is characterized in that including light source module, bare engine module and projection lens, in which:
The light source module is for issuing illuminating bundle；
The bare engine module is configured at the transmission path of the illuminating bundle, for receiving the illuminating bundle, and forms image
Light beam, the bare engine module include first shell, second shell, elastic sealing element and an at least electronic component, in which:
The second shell and the first shell are unified with each other to form accommodating space in a first direction；
The elastic sealing element is set between the first shell and the second shell, for seal the first shell with
The junction of the second shell, wherein the elastic sealing element have opposite first surface and second surface, described first
Surface is towards the first shell, and for the second surface towards the second shell, the first surface has an engaging groove, and
For the local engagement of the first shell in the engaging groove, the second shell is connected to the second surface；
In the accommodating space, each at least electronic component is transmitted with signal for at least electronic component configuration
Component, the signal transmission component are arranged in the elastic sealing element to be pierced by the outer of the first shell and the second shell
Portion；
The projection lens is configured at the transmission path of the image strip, for receiving the image strip, and by the shadow
As light beam is projected to the outside of the projection arrangement.
2. projection arrangement as described in claim 1, which is characterized in that the second surface has lug boss, and described second
Shell is connected to the lug boss of the second surface.
3. projection arrangement as described in claim 1, which is characterized in that the first shell has the first bottom wall and the first side
Wall, the first side wall connect and surround first bottom wall, and the first side wall has first towards the first surface
Top surface and the multiple first sides for being connected to first top surface, first top surface and the multiple first side it is neighbouring
The engaging groove is connected in the part of first top surface.
4. projection arrangement as claimed in claim 3, which is characterized in that first top surface of the first side wall has at least
One groove, the elastic sealing element have sealing strip and an at least sealing block, and the sealing strip seals the first shell and institute
It states the junction of second shell and there is the first surface and the second surface, an at least sealing block is from the sealing
Item extends along the first direction and is formed, and an at least sealing block corresponds in an at least groove.
5. projection arrangement as claimed in claim 4, which is characterized in that the elastic sealing element also has an at least groove, institute
It states an at least groove and is extended in an at least sealing block from the sealing strip along the first direction, the signal transport part
Part enters along the first direction and is placed in a corresponding at least groove.
6. projection arrangement as claimed in claim 5, which is characterized in that an at least groove respectively includes straight flute and accommodating
Hole, the straight flute extend in a corresponding at least sealing block from the sealing strip along the first direction, the accommodating
Hole is located in a corresponding at least sealing block and is connected to the straight flute, and the maximum width of the accommodating hole is greater than corresponding
The maximum width of the straight flute.
7. projection arrangement as claimed in claim 4, which is characterized in that the second shell has the second bottom wall and second side
Wall, the second sidewall connect and surround second bottom wall, and the second sidewall has second towards the second surface
At least one also has multiple fixed columns for top surface, the first shell and the second shell, and the multiple fixed column connects
Be connected to the first side wall and the second sidewall at least one, each the multiple fixed column has fixation hole, described
Another is with multiple through-holes at least within for first shell and the second shell, corresponding to the multiple fixation hole, the bullet
Property sealing element also has multiple suit rings, is connected to the sealing strip and is sheathed on the multiple fixed column, the projection arrangement
Also there are multiple fixing pieces, be arranged in the multiple through-hole and the multiple fixation hole, with the fixation first shell and institute
State second shell.
8. projection arrangement as described in claim 1, which is characterized in that the first shell and the second shell are at least within
One of have lateral retaining wall, the lateral retaining wall is distributed along the elastic sealing element, to stop elasticity described in light direct irradiation close
Sealing.
9. projection arrangement as described in claim 1, which is characterized in that an at least electronic component includes filter wheel, wavelength
At least one of conversioning wheel, runner detecing element, actuator and fan.
10. projection arrangement as described in claim 1, which is characterized in that an at least electronic component position is close in the elasticity
In the region that sealing is surrounded.
11. projection arrangement as described in claim 1, which is characterized in that the signal transmission component is in a second direction by described
It is pierced by outside the accommodating space inside accommodating space via the elastic sealing element, the second direction is perpendicular to the first party
To.
12. projection arrangement as described in claim 1, which is characterized in that the projection arrangement further includes motherboard, each described
The signal transmission component of an at least electronic component is electrically connected to the motherboard, the motherboard for control it is described at least
One electronic component receives the electric signal that an at least electronic component provides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821914601.3U CN209118037U (en) | 2018-11-20 | 2018-11-20 | Projection arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821914601.3U CN209118037U (en) | 2018-11-20 | 2018-11-20 | Projection arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209118037U true CN209118037U (en) | 2019-07-16 |
Family
ID=67205871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821914601.3U Withdrawn - After Issue CN209118037U (en) | 2018-11-20 | 2018-11-20 | Projection arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209118037U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111198471A (en) * | 2018-11-20 | 2020-05-26 | 中强光电股份有限公司 | Projection device |
| WO2021179768A1 (en) * | 2020-03-12 | 2021-09-16 | 深圳光峰科技股份有限公司 | Color wheel heat dissipation device and projection apparatus using same |
-
2018
- 2018-11-20 CN CN201821914601.3U patent/CN209118037U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111198471A (en) * | 2018-11-20 | 2020-05-26 | 中强光电股份有限公司 | Projection device |
| WO2021179768A1 (en) * | 2020-03-12 | 2021-09-16 | 深圳光峰科技股份有限公司 | Color wheel heat dissipation device and projection apparatus using same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102998886B (en) | Lens array, light source device, projector and light source device fabrication method | |
| CN206489309U (en) | Light path adjusting mechanism | |
| CN105074323B (en) | Backlight device and display device | |
| CN109613756A (en) | LCD display, electronic equipment and control system | |
| CN209118037U (en) | Projection arrangement | |
| GB0118866D0 (en) | Shaped taper flat panel display | |
| CN108614385A (en) | A kind of light source module and laser projection tv of laser television | |
| CN105446061B (en) | Electronic equipment | |
| CN107797370A (en) | Lighting device | |
| CN109521636A (en) | Electronic device, light supply apparatus and projection arrangement | |
| CN101908146A (en) | Acquisition device for seal impression identification | |
| CN208444121U (en) | Projection arrangement | |
| CN207162252U (en) | Projecting Lamp and its controller, display system | |
| CN107229170B (en) | Projection method based on Lissajous image scanning | |
| CN105530397A (en) | Light source assembly and scanner | |
| US20060274283A1 (en) | Rear projection display | |
| CN111198471B (en) | Projection device | |
| CN107401704A (en) | Projecting Lamp and its control method and controller, display system | |
| US9525840B2 (en) | Image projection apparatus and circuit-board retaining structure | |
| CN108427242A (en) | The assemble method of light supply apparatus, projection arrangement and light supply apparatus | |
| CN105554341A (en) | Scanner | |
| CN1180366C (en) | Negative film scanner | |
| CN200941146Y (en) | Light box for detection of optical module | |
| CN102854719A (en) | Projection device and circuit board module | |
| CN207922103U (en) | Automobile rearview mirror projection lamp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190716 Effective date of abandoning: 20210608 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20190716 Effective date of abandoning: 20210608 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |