CN202904204U - Projector with flexible connection with DMD - Google Patents
Projector with flexible connection with DMD Download PDFInfo
- Publication number
- CN202904204U CN202904204U CN 201220524998 CN201220524998U CN202904204U CN 202904204 U CN202904204 U CN 202904204U CN 201220524998 CN201220524998 CN 201220524998 CN 201220524998 U CN201220524998 U CN 201220524998U CN 202904204 U CN202904204 U CN 202904204U
- Authority
- CN
- China
- Prior art keywords
- signal source
- web joint
- source web
- dmd
- projector
- 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.)
- Expired - Fee Related
Links
- 238000010438 heat treatment Methods 0.000 claims description 23
- 238000006073 displacement reaction Methods 0.000 claims description 18
- 238000004804 winding Methods 0.000 claims description 18
- 238000005452 bending Methods 0.000 claims description 3
- 230000005855 radiation Effects 0.000 abstract description 8
- 238000001816 cooling Methods 0.000 abstract 2
- 239000012634 fragment Substances 0.000 description 9
- 238000010586 diagram Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000017074 necrotic cell death Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Abstract
The utility model is suitable for the projector field, and provides a projector with flexible connection of a DMD. The projector comprises a body, a DMD chip arranged on the body, a signal source connecting plate which is connected with the DMD chip, a mainboard which is electrically connected with the signal source connecting plate, and a flexible conducting wire used for electrically connecting the signal source connecting plate with the mainboard. Through the flexible conducting wire, the signal source connecting plate and the mainboard are electrically connected, thus when the mainboard is moved, the signal source connecting plate is not moved with the mainboard, and contact connection between the signal source connecting plate and the DMD chip is not affected. The conducting wire is a flat cable, two ends of the flat cable are provided with plugs, and the electrical connection of the mainboard with the signal source connecting plate is facilitated. According to the projector, the signal source connecting plate is fixed with the body, a cooling device is arranged on the signal source connecting plate, and the affection of the heat radiation of the DMD chip and the affection of the contact of the DMD chip with the signal source connecting plate by an error of the size of the cooling device can be prevented.
Description
Technical field
The utility model belongs to projector, relates in particular to the projector of a kind of DMD of flexibly connecting.
Background technology
Current, the signal source web joint that the DMD signal connects usefulness is the PWB plate, its with mainboard between adopt hard connection of plugs and sockets formula, namely at the signal source web joint attachment plug is set, directly plug-in mounting enters on the socket corresponding on the mainboard.Like this, the mobile signal source web joint that drives of mainboard moves.And usually adopting contact to be connected between dmd chip and signal source web joint, it is connected with signal source contact point on the dmd chip by the contact shell fragment is set on the signal source web joint, thereby to the dmd chip transmission of signal.When the movement of signal source web joint, can make signal source web joint and dmd chip loose contact, thereby affect output image quality.Simultaneously, the effective travel of the contact shell fragment on the signal source web joint is 0.1mm only, and is very trickle, is easy to be subject to the impact of assembly precision and reliability, makes DMD and the loose contact of signal source web joint, causes the problem of flower screen even the necrosis of DMD picture element.
The utility model content
The purpose of the utility model embodiment is to provide the projector of a kind of DMD of flexibly connecting, is intended to solve the problem that can cause dmd chip and the loose contact of signal source web joint when the movement of front projection machine mainboard.
The utility model is to realize like this, a kind of projector that flexibly connects DMD, the mainboard that comprises body, is installed on the dmd chip on the described body, the signal source web joint that links to each other with described dmd chip and is electrically connected with described signal source web joint, also comprise flexible wire, be used for being electrically connected between described signal source web joint and described mainboard.
Particularly, described flexible wire is winding displacement.
Further, described winding displacement two ends are respectively equipped with plug.
Further, described signal source web joint is provided with the interface that cooperates with described plug; Described winding displacement is plugged on the described interface by described plug, is electrically connected with described signal source web joint.
Further, described mainboard is provided with the socket that cooperates with described plug; Described winding displacement is plugged on the described socket by described plug, is electrically connected with described mainboard.
Further, described body is provided with erection column; Described signal source web joint is installed on institute's erection column, and compresses described dmd chip.
Further, also comprise the heat abstractor that links to each other with described signal source web joint, offer through hole on the described signal source web joint, described heat abstractor comprises heating radiator, and described heating radiator is provided with and cooperates the boss that passes described through hole and the described dmd chip of fitting.
Further, described heat abstractor comprises that also cover has the joint pin of spring, and described heating radiator is fixed on the described signal source web joint by described joint pin.
Further, described heat abstractor also comprises the installing plate of pushing down described heating radiator, offers mounting hole on the described installing plate, and described joint pin passes described mounting hole and this installing plate and described heating radiator are installed on the described signal source web joint.
Further, also comprise cooperating the pressing plate that is installed between described signal source web joint and the described heat abstractor and is used for preventing this signal source web joint bending, described pressing plate is installed on the described erection column.
The utility model by flexible wire with being electrically connected of signal source web joint and mainboard, thereby when mainboard moves, can not drive the signal source web joint and move, be not connected with contact between dmd chip thereby can not affect the signal source web joint.
The utility model is fixed in the signal source web joint on the body further, heat abstractor is then fixed by joint pin and signal source web joint with spring, simultaneously, by spring heat abstractor is applied suitable elastic force, make the boss on the heat abstractor be close to dmd chip, and then to its heat radiation.Like this when error appears in the heat abstractor size, also can make on the heat abstractor boss and the dmd chip of dmd chip heat radiation are close to, so that it is dispelled the heat, increased the versatility of heat abstractor, can not affect being connected between signal source web joint and dmd chip yet.
Description of drawings
Fig. 1 is the perspective view of the projector of a kind of DMD of flexibly connecting of providing of the utility model embodiment.
Fig. 2 is the partial enlarged drawing of circle part among Fig. 1.
Fig. 3 is the perspective view of body in the projector of Fig. 1.
Fig. 4 is the cross-sectional view of Fig. 3.
Fig. 5 is the partial exploded view of Fig. 1.
Fig. 6 is the enlarged drawing of confined explosion's part among Fig. 5.
Fig. 7 be among Fig. 1 dmd chip to the exploded perspective structural representation of heat abstractor part.
Fig. 8 is the exploded perspective structural representation of dmd chip to another direction of heat abstractor part among Fig. 7.
Fig. 9 is the structure for amplifying schematic diagram in signal source web joint upper contact shell fragment zone among Fig. 7.
Figure 10 is the structure for amplifying schematic diagram of dmd chip among Fig. 7.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
See also Fig. 1 to Fig. 5, the present embodiment discloses the projector of a kind of DMD of flexibly connecting, the mainboard 12 that comprises body 10, is installed on the dmd chip 40 on the described body 10, the signal source web joint 13 that links to each other with described dmd chip 40 and is electrically connected with described signal source web joint 13, also comprise flexible wire, be used for being electrically connected of described signal source web joint 13 and 12 of described mainboards.
By flexible wire with being electrically connected of signal source web joint 13 and mainboard 12, thereby when mainboard 12 moves, can not drive signal source web joint 13 and move, be not connected with the contact of 40 of dmd chips thereby can not affect signal source web joint 13.
See also Fig. 2, Fig. 7 and Fig. 8, particularly, described flexible wire is winding displacement 15.Winding displacement 15 line conductor row that many flexible wires are combined of serving as reasons is mainly used in the data transmission of equipment room, uses winding displacement 15 to be convenient to wire arrangements, and is attractive in appearance.Described winding displacement 15 two ends are respectively equipped with plug 151.Described signal source web joint 13 is provided with the interface 132 that cooperates with described plug 151; Described winding displacement 15 is plugged on the described interface 132 by described plug 151, is electrically connected with described signal source web joint 13.Described mainboard 12 is provided with the socket 121 that cooperates with described plug 151; Described winding displacement 15 is plugged on the described socket 121 by described plug 151, is electrically connected with described mainboard 12.By at winding displacement 15 two plug 151 being set, corresponding interface 132 is set on the signal source web joint 13, respective socket 121 is set on the mainboard 12, but fast and easy with the plug 151 plug-in mounting incoming interfaces 132 of winding displacement 15 1 ends, other end plug 151 plug-in mountings enter in the socket 121.Among other embodiment, also can only at winding displacement 15 1 ends plug 151 be set, in a welding in winding displacement 15 other ends and signal source web joint 13 or the mainboard 12, again plug 151 plug-in mountings are entered among signal source web joint 13 or the mainboard 12 on the interface 132 or socket 121 on another.To save cost.
See also Fig. 9 and Figure 10, when the heat abstractor on the front projection machine generally is to be fixed in together on the body 10 with the signal source web joint, and in the heat abstractor to the part applying dmd chip 40 of dmd chip 40 heat radiation the time, also must make contact shell fragment 131 on the signal source web joint 13 compress signal source contact point 41 on the dmd chip 40.But the effective travel of the contact shell fragment 131 on the signal source web joint 13 is 0.1mm only, and is very trickle.Like this, when the size of heat abstractor has error, the part that easily causes in the heat abstractor dmd chip 40 being dispelled the heat is fitted bad with dmd chip 40, thereby impact heat radiation, or make that contact shell fragment 131 on the signal source web joint 13 can not closely be connected with 41 of signal source contact points on the dmd chip 40, loose contact.
Further, see also Fig. 1 to Fig. 7, in the present embodiment, described body 10 is provided with erection column 11; Described signal source web joint 13 is installed on institute's erection column 11, and compresses described dmd chip 40.Be connected to guarantee that contact shell fragment 131 on the signal source web joint 13 keeps in touch with signal source contact point 41 on the dmd chip 40.
See also Fig. 7 to Figure 10, the projector of the described DMD of flexibly connecting also comprises the heat abstractor 90 that links to each other with described signal source web joint 13, offer through hole 133 on the described signal source web joint 13, described heat abstractor 90 comprises heating radiator 91, and described heating radiator 91 is provided with and cooperates the boss 911 that passes described through hole 133 and the described dmd chip 40 of fitting.By described boss 911 is set, boss 911 is close on the dmd chip 40, so that dmd chip 40 is dispelled the heat.In the present embodiment, for further improving radiating efficiency, also be provided with heat conductive silica gel 912 at boss 911 and 40 of dmd chips.Described heat abstractor 90 also comprises fan 92, thereby further improves radiating efficiency.In the present embodiment, described through hole 133 is square.
Further, described heat abstractor 90 also comprises joint pin 94 and the spring 95 that is sheathed on the described joint pin 94, and described heating radiator 91 is installed on the described signal source web joint 13 by described joint pin 94 and described spring 95 elasticity.90 of heat abstractors are fixing with signal source web joint 13 by the joint pin 94 with spring 95, simultaneously, apply suitable elastic force by 95 pairs of heat abstractors 90 of spring, make the boss 911 on the heat abstractor 90 be close to dmd chip 40, and then to its heat radiation.Like this when error appears in heat abstractor 90 sizes, also can make on the heat abstractor 90 boss 911 of dmd chip 40 heat radiations is close to dmd chip 40, with to its heat radiation, increased the versatility of heat abstractor 90, can not affect being connected of signal source web joint 13 and 40 of dmd chips yet.In the present embodiment, joint pin 94 is bolt, and on this bolt sheathed spring 95.
Further, described heat abstractor 90 also comprises the installing plate 93 of pushing down described heating radiator 91, offer mounting hole 931 on the described installing plate 93, described joint pin 94 passes described mounting hole 931 and this installing plate 93 and described heating radiator 91 is installed on the described signal source web joint 13.In the present embodiment, described installing plate 93 is bridge shape, it partly clamps heating radiator 91 between being, joint pin 94 is fixed in installing plate 93 on the signal source web joint 13 by the mounting hole 931 on the installing plate 93, by installing plate 93 heating radiator 91 is linked to each other with signal source web joint 13.95 pairs of installing plates 93 of spring apply suitable elastic force, and by installing plate 93 conduction heating radiator 91 are applied suitable elastic force, so that the boss 911 of heating radiator 91 is close to dmd chip 40.Installing plate 93 is set, can further increases heat abstractor 90 versatilities.In the present embodiment, spring 95 is located between installing plate 93 and the signal source web joint 13, spring 95 is exerted pressure, make the elastic force of the resilience of spring 95, heating radiator 91 and dmd chip 40 are close to.Among other embodiment, also spring 95 can be located at installing plate 93 outsides, apply elastic force towards dmd chip 40 by 95 pairs of installing plates 93 of spring, heating radiator 91 and dmd chip 40 are close to.Among other embodiment, also heating radiator 91 directly can be linked to each other with signal source web joint 13 by described joint pin 94.
See also Fig. 5, Fig. 6, Fig. 9 and Figure 10, further, the projector of the described DMD of flexibly connecting comprises that also cooperation is installed between described signal source web joint 13 and the described heat abstractor 90 and for the pressing plate 16 that prevents these signal source web joint 13 bendings, described pressing plate 16 is installed on the described erection column 11.Since in the projector on the dmd chip 40 distribute heat larger, thereby can pass to signal source web joint 13, make the 13 heating distortion of signal source web joint, thereby the contact of signal source contact point 41 is connected on influencing contactor shell fragment 131 and the dmd chip 40.Described pressing plate 16 is set and is installed on the erection column 11, can push down signal source web joint 13 and prevent 13 distortion of signal source web joint, guarantee the good contact of signal source contact point 41 on contact shell fragment 131 and the dmd chip 40.In the present embodiment, also be provided with some reinforcements 161 on the pressing plate 16 and to concentrate signal source web joint 13 exerted pressure, prevent better 13 distortion of signal source web joint.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (10)
1. projector that flexibly connects DMD, the mainboard that comprises body, is installed on the dmd chip on the described body, the signal source web joint that links to each other with described dmd chip and is electrically connected with described signal source web joint, it is characterized in that: also comprise flexible wire, be used for being electrically connected between described signal source web joint and described mainboard.
2. the projector that flexibly connects DMD as claimed in claim 1, it is characterized in that: described flexible wire is winding displacement.
3. the projector that flexibly connects DMD as claimed in claim 2, it is characterized in that: described winding displacement two ends are respectively equipped with plug.
4. the projector that flexibly connects DMD as claimed in claim 3, it is characterized in that: described signal source web joint is provided with the interface that cooperates with described plug; Described winding displacement is plugged on the described interface by described plug, is electrically connected with described signal source web joint.
5. the projector that flexibly connects DMD as claimed in claim 3, it is characterized in that: described mainboard is provided with the socket that cooperates with described plug; Described winding displacement is plugged on the described socket by described plug, is electrically connected with described mainboard.
6. such as each described projector that flexibly connects DMD of claim 1-5, it is characterized in that: described body is provided with erection column; Described signal source web joint is installed on institute's erection column, and compresses described dmd chip.
7. the projector that flexibly connects DMD as claimed in claim 6, it is characterized in that: also comprise the heat abstractor that links to each other with described signal source web joint, offer through hole on the described signal source web joint, described heat abstractor comprises heating radiator, and described heating radiator is provided with and cooperates the boss that passes described through hole and the described dmd chip of fitting.
8. the projector that flexibly connects DMD as claimed in claim 7 is characterized in that: described heat abstractor comprises that also cover has the joint pin of spring, and described heating radiator is fixed on the described signal source web joint by described joint pin.
9. the projector that flexibly connects DMD as claimed in claim 8, it is characterized in that: described heat abstractor also comprises the installing plate of pushing down described heating radiator, offer mounting hole on the described installing plate, described joint pin passes described mounting hole and this installing plate and described heating radiator is installed on the described signal source web joint.
10. the projector that flexibly connects DMD as claimed in claim 7, it is characterized in that: also comprise cooperating the pressing plate that is installed between described signal source web joint and the described heat abstractor and is used for preventing this signal source web joint bending, described pressing plate is installed on the described erection column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220524998 CN202904204U (en) | 2012-10-15 | 2012-10-15 | Projector with flexible connection with DMD |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220524998 CN202904204U (en) | 2012-10-15 | 2012-10-15 | Projector with flexible connection with DMD |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202904204U true CN202904204U (en) | 2013-04-24 |
Family
ID=48124855
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220524998 Expired - Fee Related CN202904204U (en) | 2012-10-15 | 2012-10-15 | Projector with flexible connection with DMD |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202904204U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105159019A (en) * | 2015-08-28 | 2015-12-16 | 苏州佳世达电通有限公司 | Projection device and heat dissipation system thereof |
| CN106647121A (en) * | 2016-10-31 | 2017-05-10 | 海信集团有限公司 | DMD module, DLP machine and DLP projection device |
| WO2018090613A1 (en) * | 2016-11-15 | 2018-05-24 | 深圳市光峰光电技术有限公司 | Dmd device and fixing assembly for dmd device |
| US10082665B2 (en) | 2016-10-31 | 2018-09-25 | Hisense Co., Ltd. | DMD assembly, DLP optical engine and DLP projection device |
-
2012
- 2012-10-15 CN CN 201220524998 patent/CN202904204U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105159019A (en) * | 2015-08-28 | 2015-12-16 | 苏州佳世达电通有限公司 | Projection device and heat dissipation system thereof |
| CN106647121A (en) * | 2016-10-31 | 2017-05-10 | 海信集团有限公司 | DMD module, DLP machine and DLP projection device |
| US10082665B2 (en) | 2016-10-31 | 2018-09-25 | Hisense Co., Ltd. | DMD assembly, DLP optical engine and DLP projection device |
| US10718999B2 (en) | 2016-10-31 | 2020-07-21 | Hisense Co., Ltd. | DMD assembly and DLP projection device |
| WO2018090613A1 (en) * | 2016-11-15 | 2018-05-24 | 深圳市光峰光电技术有限公司 | Dmd device and fixing assembly for dmd device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: WUHU ANMANTE MICRO-DISPLAY TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: WUHU ACTO DIGITAL VIDEO TECHNOLOGY CO., LTD. Effective date: 20131011 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20131011 Address after: 13 No. 241000, Zhanghe Road, hi tech Industrial Development Zone, Anhui, Wuhu Patentee after: WUHU AMT MICRO DISPLAY TECHNOLOGY Co.,Ltd. Address before: 241000 Wuhu high tech Development Zone, Changjiang Road, No. 228, Anhui Patentee before: WUHU ACTO DIGITAL VIDEO TECHNOLOGY Co.,Ltd. |
|
| PP01 | Preservation of patent right |
Effective date of registration: 20160823 Granted publication date: 20130424 |
|
| RINS | Preservation of patent right or utility model and its discharge | ||
| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20170823 Granted publication date: 20130424 |
|
| PP01 | Preservation of patent right |
Effective date of registration: 20170824 Granted publication date: 20130424 |
|
| PP01 | Preservation of patent right | ||
| PD01 | Discharge of preservation of patent | ||
| PD01 | Discharge of preservation of patent |
Date of cancellation: 20221015 Granted publication date: 20130424 |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130424 |