CN103376630A - Shell body of projector - Google Patents

Shell body of projector Download PDF

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Publication number
CN103376630A
CN103376630A CN2012101188894A CN201210118889A CN103376630A CN 103376630 A CN103376630 A CN 103376630A CN 2012101188894 A CN2012101188894 A CN 2012101188894A CN 201210118889 A CN201210118889 A CN 201210118889A CN 103376630 A CN103376630 A CN 103376630A
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CN
China
Prior art keywords
top cover
cover plate
bulb
buckle
sliding shaft
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.)
Granted
Application number
CN2012101188894A
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Chinese (zh)
Other versions
CN103376630B (en
Inventor
王云
李德华
张相林
毛小林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sanyo Technology Center Shenzhen Co Ltd
Sanyo Electric Co Ltd
Original Assignee
Sanyo Technology Center Shenzhen Co Ltd
Sanyo Electric Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Sanyo Technology Center Shenzhen Co Ltd, Sanyo Electric Co Ltd filed Critical Sanyo Technology Center Shenzhen Co Ltd
Priority to CN201210118889.4A priority Critical patent/CN103376630B/en
Publication of CN103376630A publication Critical patent/CN103376630A/en
Application granted granted Critical
Publication of CN103376630B publication Critical patent/CN103376630B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

A shell body of a projector comprises a top cover and a bulb covering plate, wherein a sliding groove is formed in the top cover or the bulb covering plate, a rotation part is formed at one end of the sliding groove, a sliding rotary shaft is arranged at the other end of the sliding groove, the sliding rotary shaft can rotate inside the rotation part to drive the bulb covering plate to rotate relative to the top cover, and a first clamping buckle on the top cover is combined with a second clamping buckle of the bulb covering plate in a clamping mode, so that the sliding rotary shaft is prevented from rotating towards the direction where a free end of the bulb covering plate is made to be close to the outer side of the top cover in the rotation part. An abutting baffle is arranged on one of the top cover and the bulb covering plate, and a concave groove is formed in the other of the top cover and the bulb covering plate, and the abutting baffle can abut against the concave groove. When a bulb component is detached for replacement, the bulb covering plate is slid to the tail end of the top cover, and then the bulb covering plate is rotated to be at a specific angle with the top cover until the first clamping buckle is combined with the second clamping buckle in a clamping mode and the abutting baffle abuts against the concave groove so that the bulb covering plate can not return and continue rotating. At the moment, the bulb covering plate deviates from the replacement route of the bulb component, and the bulb covering plate does not need to be detached.

Description

The housing of projection arrangement
Technical field
The present invention relates to projector, particularly relate to the housing of projection arrangement.
Background technology
Large-scale projector also belongs to high-value items at present, and price reaches tens thousand of units even more than 100,000 yuan.The white light that general projector adopts the high-tension electricity arc lamp to produce carries out large-area projection work, and its bulb life-span itself is thousands of hours, and before bulb life exhausted, miscellaneous part also was in fully normal use state.Changing a new bulb just can be so that projector replys the projection performance again, and cost performance is very high.
The housing of projector generally comprises top cover and bulb cover plate, before changing bulb assembly, must at first make the bulb cover plate remove the path that bulb assembly changes, and the method that adopts at present is that the bulb cover plate is taken off.But the working environment of large-scale projector generally is to be in the sky to hang state, and it is not very convenient taking off the bulb cover plate.
Summary of the invention
Based on this, be necessary to provide a kind of and need not take off the bulb cover plate, just the bulb cover plate can be removed the housing that bulb assembly changes the projection arrangement in path.
Therein among embodiment,
The housing of above-mentioned projection arrangement comprises top cover and is slidably mounted on bulb cover plate on the top cover.One of them of top cover and bulb cover plate is provided with chute, and an end of chute is formed with rotating part, and another is provided with sliding shaft, and sliding shaft is rotatable in rotating part, rotates with respect to top cover to drive the bulb cover plate.Top cover is provided with the first buckle, and the bulb cover plate is provided with the second buckle, and the first buckle engages with the second buckle, and the anti-skidding rotating shaft is rotated near the direction in the top cover outside towards the free end that makes the bulb cover plate in the rotation section.One of them of top cover and bulb cover plate is provided with keeps out sheet, another is provided with groove, when sliding shaft turns to special angle towards the free end that makes the bulb cover plate away from the direction in the top cover outside in the rotation section, keep out sheet and groove supports, be rotated further with the anti-skidding rotating shaft.When changeing bulb assembly, only need first the bulb cover plate to be slided into cap end, then rotating bulb cover plate and top cover is special angle to the first buckle and engages with the second buckle and keep out sheet and groove supports, the bulb cover plate namely can not be resetted can not be rotated further, at this moment, the bulb cover plate is removed the replacing path of bulb assembly, thereby will not take off by the bulb cover plate.
Description of drawings
Fig. 1 is the structural representation of the housing of projection arrangement among the embodiment;
Fig. 2 is the structural representation of top cover of the housing of projection arrangement shown in Figure 1;
Fig. 3 is the enlarged drawing of the local A of top cover shown in Figure 2;
Fig. 4 is the enlarged drawing of the local B of top cover shown in Figure 2;
Fig. 5 is the structural representation of bulb cover plate of the housing of projection arrangement shown in Figure 1;
Fig. 6 is the enlarged drawing of the Local C of bulb cover plate shown in Figure 5;
Fig. 7 is the synoptic diagram that the bulb cover plate moves with respect to top cover when changeing bulb assembly.
Embodiment
For the ease of understanding the present invention, the below is described more fully the present invention with reference to relevant drawings.Provided preferred embodiment of the present invention in the accompanying drawing.But the present invention can realize with many different forms, be not limited to embodiment described herein.On the contrary, provide the purpose of these embodiment be make the understanding of disclosure of the present invention more comprehensively thorough.
Need to prove that when element is called as " being fixed in " another element, can directly can there be element placed in the middle in it on another element or also.When an element is considered to " connection " another element, it can be to be directly connected to another element or may to have simultaneously centering elements.
Unless otherwise defined, the employed all technology of this paper are identical with the implication that belongs to the common understanding of those skilled in the art of the present invention with scientific terminology.Employed term is not intended to be restriction the present invention just in order to describe the purpose of specific embodiment in instructions of the present invention herein.Term as used herein " and/or " comprise one or more relevant Listed Items arbitrarily with all combinations.
See also Fig. 1, in one embodiment, the housing 100 of projection arrangement comprises top cover 110, bulb cover plate 120 and locking member 130.Offer the resettlement section (figure is mark not) of accommodating bulb assembly on the top cover 110, bulb cover plate 120 is used for covering the resettlement section, and be slidably mounted on the top cover 110, and when bulb cover plate 120 slides into an end of top cover 110, rotatable around an end of top cover 110.
See also Fig. 2, Fig. 3 and Fig. 4, in the present embodiment, top cover 110 is provided with chute 111, the first buckle 113, keeps out sheet 115 and banking stop 117.Wherein:
Chute 111 is strip, is located at two relative edges of resettlement section.One end of chute 111 is formed with rotating part 1112, and the diameter of rotating part 1112 is used for the part of slip greater than chute 111.The inwall of chute 111 is provided with the contraction flow region 1114 near rotating part 1112, and the diameter of contraction flow region 1114 is used for the part of slip less than chute 111.Projection can be set by the inwall at chute 111 to form contraction flow region 1114, also can form contraction flow region 1114 by the thickness that increases chute 111 inwalls.In addition, also offer breach 1116 on the chute 111.Breach 1116 is positioned at the middle part of chute 111.
The first buckle 113 is roughly L-shaped.When bulb cover plate 120 rotated with respect to top cover 110, the first buckle can cooperate with bulb cover plate 120, prevented that bulb cover plate 120 from rotating near the direction in top cover 110 outsides towards the free end that makes bulb cover plate 120.
Keeping out sheet 115 is located on the first buckle 113.Keeping out sheet 115 can cooperate with bulb cover plate 120, when bulb cover plate 120 turns to when being special angle with top cover 110, prevents that bulb cover plate 120 from continuing rotation.The quantity of keeping out sheet 115 is two, and is parallel to each other and is distributed in a side of the first buckle 113.Two keeping out sheet 115 uniform anchorage force can being provided of being oppositely arranged prevent owing to unbalance stress damages bulb cover plate 120.It is pointed out that in other embodiments the quantity of keeping out sheet 115 is not limited to two, also can be one or more.
Banking stop 117 is located at the edge of top cover 110 1 ends.When bulb cover plate 120 rotated with respect to top cover 110, banking stop 117 can support bulb cover plate 120, thereby prevented the sidewall of bulb cover plate 120 collision top covers 110.Banking stop 117 is two, relatively is located at the both sides of resettlement section on the top cover 110.Two banking stops that are oppositely arranged 117 can provide more uniform anchorage force, prevent owing to unbalance stress damages bulb cover plate 120.Be appreciated that in other embodiments the quantity of banking stop 117 is not limited to two.In addition, banking stop 117 not necessarily, in other embodiments, banking stop 117 can omit.
See also Fig. 5 and Fig. 6, in the present embodiment, bulb cover plate 120 is provided with sliding shaft 121, the second buckle 123, groove 125, projection 127 and supporting piece 129.Wherein:
Sliding shaft 121 is roughly cylindrical, relatively is located at two edges of bulb cover plate 120.Sliding shaft 121 comprises kink 1212, and sliding shaft 121 kinks 1212 are located on the bulb cover plate 120.In other embodiments, kink 1212 can omit, and sliding shaft 121 is directly fixed on the bulb cover plate 120.Sliding shaft 121 be contained in the chute 111 and in chute 111 slidably.The diameter of sliding shaft 121 is less than the diameter of rotating part 1112, and is therefore, after sliding shaft 121 slides into the end of chute 111, interior rotatable at rotating part 1112.The diameter of sliding shaft 121 is greater than the diameter of contraction flow region 1114, and contraction flow region 1114 has elasticity, so sliding shaft 121 can push and pass through contraction flow region 1114, thereby enters into rotating part 1112.Owing to need under the effect of pressure, just can make sliding shaft 121 by contraction flow region 1112, therefore after sliding shaft 121 enters into rotating part 1112, can under the effect of self gravitation, not get back to again the slipper of chute 111.The diameter of sliding shaft 121 is less than the diameter of breach 1116, and therefore, sliding shaft 121 can be by pack into chute 111 or take out from chute 111 of breach 1116, thereby bulb cover plate 120 is separated with top cover 110.It is pointed out that in other embodiments contraction flow region 1114 can omit.In addition, breach 1116 also can omit, and when making the housing 100 of projection arrangement, just sliding shaft 121 is contained in the chute 111.
The second buckle is roughly L-shaped.1112 interior courts make the free end of bulb cover plate 120 rotate away from the direction in top cover 110 outsides to sliding shaft 121 in the rotation section, and the first buckle 113 is engaged with the second buckle 123.The second buckle 123 can engage with the first buckle 113, and 1112 interior courts make the free end of bulb cover plate 120 rotate near the direction in top cover 110 outsides thereby anti-skidding rotating shaft 121 is in the rotation section.The first buckle 113 and the second buckle 123 only just can break away under the effect of pressure, therefore after bulb cover plate 120 rotates certain angle with respect to top cover 110, can not reset under the Action of Gravity Field of self.
Groove 125 is located on the second buckle 123.When sliding shaft 121 free end that 1112 interior courts make bulb cover plate 120 in the rotation section turns to special angle away from the direction in top cover 110 outsides, keep out sheet 125 and support with groove 115, be rotated further with anti-skidding rotating shaft 121.The quantity of groove 125 can be corresponding with the quantity of keeping out sheet 115, also can be more than the quantity of keeping out sheet 115.
Projection 127 is used for cooperating with banking stop 117, prevents the sidewall of bulb cover plate 120 collision top covers 110.Projection 127 is located on the kink 1212, and and sliding shaft 121 between have specific spacing.The quantity of projection 127 is two, relatively is located at the both sides of bulb cover plate 120.When bulb cover plate 120 turned to special angle with respect to top cover 110, projection 127 supported with banking stop 117, thereby prevents that bulb cover plate 120 is rotated further.By adjusting the spacing between projection 127 and the sliding shaft 121, the angle of capable of regulating bulb cover plate 120 and top cover 110.Be appreciated that in other embodiments the quantity of projection 127 is not limited to two.In addition, projection 127 not necessarily, in other embodiments, projection 127 can omit.
Supporting piece 129 is located between the edge and sliding shaft 121 of bulb cover plate 120.Supporting piece 119 offsets with top cover 110, to prevent that after bulb cover plate 120 slides into the end of top cover 110 bulb cover plate 120 rotates near the direction of top shell 110 towards the free end that makes bulb cover plate 120.In the present embodiment, the quantity of supporting piece 129 is two, and lays respectively at the both sides of bulb cover plate 120, and two supporting pieces that are oppositely arranged 129 can provide more uniform anchorage force.Being appreciated that in other embodiments the quantity of supporting piece 129 is not limited to two, can only be one also, or a plurality of.
In other embodiments, the position of chute 111 and sliding shaft 121 and keep out can changing of sheet 115 and groove 125.Be that chute 111 is located on two relative edges of bulb cover plate 120, sliding shaft 121 relatively is located on two edges of resettlement section of top cover 110 and is kept out sheet 115 and be located on the second buckle 123, and groove 125 is located on the first buckle 123.
In other embodiments, also can all omit keeping out sheet 115 and groove 125, and keep banking stop 117 and projection 127.Prevent that bulb cover plate 120 from continuing the effect of rotation after rotating to special angle thereby reach.
Please again consult Fig. 1, locking member 130 is used for locking top cover 110 and bulb cover plate 120, thereby prevents that bulb cover plate 120 from sliding along top cover 110.Because projector often is in and hangs the state of establishing, if bulb cover plate 120 can arbitrarily slide with respect to top cover 110, then might produce the bulb assembly of the inside and damage.In the present embodiment, locking member 130 is for running through the screw of top cover 110 and bulb cover plate 120.It is pointed out that in other embodiments locking member 130 is not limited to screw, can also be other structures, such as the buckle that fastens top cover 110 and bulb cover plate 120, limit slippage rotating shaft 121 at the latch of chute 111 interior slips etc.
See also Fig. 7, when needs are changed bulb assembly, at first unclamp locking member 130, so that bulb cover plate 120 can be free to slide at top cover 110; Then drag bulb cover plate 120, make sliding shaft 121 enter into rotating part 1112 by contraction flow region 1114; Rotate bulb cover plate 120, make the free end of bulb cover plate 120 away from the outside of top cover 110, and the first buckle 113 engage with the second buckle 123, continue rotation until keep out sheet 115 and groove 125 supports, projection 127 and banking stop 117 support.At this moment, under the effect of keeping out sheet 115 and groove 125 and projection 127 and banking stop 117, bulb cover plate 120 can not continue rotation, under the effect of the first buckle and the second buckle, bulb cover plate 120 can not reverse rotation, bulb cover plate 120 is removed the resettlement section fully, and is fixed on the specific angle, thereby the maintenance personal can carry out the replacing of bulb assembly.
The housing 100 of projection arrangement comprises top cover 110 and is slidably mounted on bulb cover plate 120 on the top cover 110.One of them of top cover 110 and bulb cover plate 120 is provided with chute 111, one end of chute 111 is formed with rotating part 1112, another is provided with sliding shaft 121, and sliding shaft 121 is interior rotatable at rotating part 1112, rotates with respect to top cover 110 to drive bulb cover plate 120.Top cover 110 is provided with the first buckle 113, bulb cover plate 120 is provided with the second buckle 123, the first buckle 113 engages with the second buckle 123, and 1112 interior courts make the free end of bulb cover plate 120 rotate near the direction in top cover 110 outsides in the rotation section in anti-skidding rotating shaft 121.One of them of top cover 110 and bulb cover plate 120 is provided with keeps out sheet 115, another is provided with groove 125, when sliding shaft 121 free end that 1112 interior courts make bulb cover plate 120 in the rotation section turns to special angle away from the direction in top cover 110 outsides, keep out sheet 115 and support with groove 125, be rotated further with anti-skidding rotating shaft 121.When changeing bulb assembly, only need first bulb cover plate 120 to be slided into top cover 110 ends, then rotate bulb cover plate 120 and be special angle with top cover 110, engage with the second buckle 123 and keep out sheet 115 to the first buckle 113 and support with groove 125, bulb cover plate 120 namely can not be resetted can not be rotated further, at this moment, bulb cover plate 120 is removed the replacing path of bulb assembly, thereby will not take off by bulb cover plate 120.
The above embodiment has only expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to claim of the present invention.Should be pointed out that for the person of ordinary skill of the art without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.

Claims (10)

1. the housing of a projection arrangement, comprise top cover and be slidably mounted on bulb cover plate on the described top cover, it is characterized in that, one of them of described top cover and described bulb cover plate is provided with chute, one end of described chute is formed with rotating part, and another is provided with sliding shaft, described sliding shaft be contained in the described chute and in described chute slidably, and described sliding shaft is rotatable in described rotating part, rotates with respect to described top cover to drive described bulb cover plate;
Described top cover is provided with the first buckle, described bulb cover plate is provided with the second buckle, described sliding shaft rotates away from the direction in the described top cover outside towards the free end that makes described bulb cover plate in described rotation section, described the first buckle is engaged with described the second buckle, described the first buckle engages with described the second buckle, prevent that described sliding shaft from rotating near the direction in the described top cover outside towards the free end that makes described bulb cover plate in described rotation section, until described the first buckle and described the second buckle break away under pressure;
One of them of described top cover and described bulb cover plate is provided with keeps out sheet, another is provided with groove, when described sliding shaft court in described rotation section makes the free end of described bulb cover plate turn to special angle away from the direction outside the described top cover, describedly keep out sheet and described groove supports, be rotated further to prevent described sliding shaft.
2. the housing of projection arrangement according to claim 1 is characterized in that, the described sheet of keeping out is located at described top cover, and is positioned on described the first buckle, and described groove is located on described the second buckle.
3. the housing of projection arrangement according to claim 2 is characterized in that, described quantity of keeping out sheet is two, and is parallel to each other and is located at a side of described the first buckle.
4. the housing of projection arrangement according to claim 1 is characterized in that, the inwall of described chute is provided with the contraction flow region near described rotating part, and described sliding shaft pushes described contraction flow region and passes through described contraction flow region, thereby enters into described rotating part.
5. the housing of projection arrangement according to claim 1, it is characterized in that, also be provided with supporting piece on the described bulb cover plate, described supporting piece and described top cover offset, and rotate near the direction in the described top cover outside towards the free end that makes described bulb cover plate in described rotation section to prevent described sliding shaft.
6. the housing of projection arrangement according to claim 1 is characterized in that, described sliding shaft comprises kink, and described sliding shaft is located on the described bulb cover plate by described kink.
7. the housing of projection arrangement according to claim 6, it is characterized in that, also be provided with projection on the described kink, also be provided with banking stop on the described top cover, when described bulb cover plate rotates with respect to described top cover, described projection and described banking stop can support, and are rotated further with respect to described top cover to prevent described bulb cover plate.
8. the housing of projection arrangement according to claim 1 is characterized in that, the housing of described projection arrangement also comprises locking member, and described locking member is used for locking described top cover and and described bulb cover plate.
9. the housing of projection arrangement according to claim 8 is characterized in that, described locking member is the screw that runs through described top cover and described bulb cover plate.
10. the housing of projection arrangement according to claim 1 is characterized in that, also offers breach on the described chute, and described sliding shaft can be packed into or takes out by described breach.
CN201210118889.4A 2012-04-20 2012-04-20 The housing of projection arrangement Active CN103376630B (en)

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Application Number Priority Date Filing Date Title
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CN103376630B CN103376630B (en) 2016-03-30

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106154706A (en) * 2016-08-19 2016-11-23 苏州佳世达光电有限公司 Projection arrangement
CN106873290A (en) * 2015-12-07 2017-06-20 株式会社理光 Image projection device and light source assembly
CN108347845A (en) * 2018-02-07 2018-07-31 深圳创维－Rgb电子有限公司 A kind of shell structure and display equipment
CN108519719A (en) * 2018-04-24 2018-09-11 红蝶科技(深圳)有限公司 A kind of intelligence projection arrangement
CN110060463A (en) * 2019-04-30 2019-07-26 深圳市银河表计股份有限公司 The barrier structure of infrared communication mouth for ammeter

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002064280A (en) * 2000-08-21 2002-02-28 Matsushita Electric Ind Co Ltd Casing device
CN1387083A (en) * 2001-05-22 2002-12-25 精工爱普生株式会社 Projector
US20110075333A1 (en) * 2009-09-25 2011-03-31 Shenzhen Futaihong Precision Industry Co., Ltd. Sliding and tilting mechanism and portable electronic device using the same
CN102033396A (en) * 2009-09-29 2011-04-27 三洋科技中心(深圳)有限公司 Projection display device
TWM409454U (en) * 2011-01-31 2011-08-11 Asia Optical Co Inc Protection cover assembly of electronic devices
CN102375307A (en) * 2010-08-13 2012-03-14 中强光电股份有限公司 Projector shell

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002064280A (en) * 2000-08-21 2002-02-28 Matsushita Electric Ind Co Ltd Casing device
CN1387083A (en) * 2001-05-22 2002-12-25 精工爱普生株式会社 Projector
US20110075333A1 (en) * 2009-09-25 2011-03-31 Shenzhen Futaihong Precision Industry Co., Ltd. Sliding and tilting mechanism and portable electronic device using the same
CN102033396A (en) * 2009-09-29 2011-04-27 三洋科技中心(深圳)有限公司 Projection display device
CN102375307A (en) * 2010-08-13 2012-03-14 中强光电股份有限公司 Projector shell
TWM409454U (en) * 2011-01-31 2011-08-11 Asia Optical Co Inc Protection cover assembly of electronic devices

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106873290A (en) * 2015-12-07 2017-06-20 株式会社理光 Image projection device and light source assembly
CN106154706A (en) * 2016-08-19 2016-11-23 苏州佳世达光电有限公司 Projection arrangement
CN108347845A (en) * 2018-02-07 2018-07-31 深圳创维－Rgb电子有限公司 A kind of shell structure and display equipment
CN108347845B (en) * 2018-02-07 2020-08-18 深圳创维－Rgb电子有限公司 Shell structure and display device
CN108519719A (en) * 2018-04-24 2018-09-11 红蝶科技(深圳)有限公司 A kind of intelligence projection arrangement
CN110060463A (en) * 2019-04-30 2019-07-26 深圳市银河表计股份有限公司 The barrier structure of infrared communication mouth for ammeter

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