CN108204504A - A kind of convenient adjustable projection platform - Google Patents
A kind of convenient adjustable projection platform Download PDFInfo
- Publication number
- CN108204504A CN108204504A CN201711195346.1A CN201711195346A CN108204504A CN 108204504 A CN108204504 A CN 108204504A CN 201711195346 A CN201711195346 A CN 201711195346A CN 108204504 A CN108204504 A CN 108204504A
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- China
- Prior art keywords
- reduction
- spiral shell
- shell shape
- cylinder
- setting prop
- Prior art date
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- 239000007787 solid Substances 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/20—Undercarriages with or without wheels
- F16M11/24—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other
- F16M11/26—Undercarriages with or without wheels changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each other by telescoping, with or without folding
- F16M11/28—Undercarriages for supports with one single telescoping pillar
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/043—Allowing translations
- F16M11/046—Allowing translations adapted to upward-downward translation movement
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
- F16M13/027—Ceiling supports
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Emergency Lowering Means (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Abstract
The invention discloses a kind of convenient adjustable projection platforms,Including fixed bottom plate,It is fixedly mounted on the reduction device of the fixed bottom plate upper end midpoint,The projecting apparatus being fixedly mounted at the reduction device upper end,And pulled by cable structure,The reduction device includes placement block and the first reduction machine being fixedly mounted in the placement block inside,The first reduction machine is each provided with the first reduction axis up and down,The each one end of the first reduction axis far from the first reduction machine is installed with upper setting prop and lower setting prop respectively,Upper reduction spiral shell shape block and lower reduction spiral shell shape block are installed on around the one end of the upper setting prop and lower setting prop far from the first reduction machine respectively,Apparatus of the present invention are simple in structure,It is easy to use,When not in use the inside for doing work table is stored in convenient for reduction,It can random adjusting height during use,The projector alignment used is allowed to launch face,Operate more flexible convenience,It is suitble to promote.
Description
Technical field
The present invention relates to projection device technical field, a kind of convenient adjustable projection platform.
Background technology
With the continuous development of multimedia technology, people are by multimedia study, and the use of entertain etc. is increasingly
Extensively, attend class we are daily, in the Small Leisure Room, during business meetings etc. are carried out it is essential all can use arrive
Projection device, traditional projection device be all by fixed placement desktop or suspension on ceiling, but when not in use,
No matter being located on desktop, to be also suspended from ceiling be all nonadjustable, occupies larger space in this way, and will
Projection device is directly exposed to the external world, accidentally bumps against and will also result in unnecessary loss.
Invention content
The technical problems to be solved by the invention are to provide a kind of convenient adjustable projection platform, can solve above-mentioned existing
In the art the problem of.
The present invention is achieved through the following technical solutions：A kind of convenient adjustable projection platform of the present invention, including
Fixed bottom plate, is fixedly mounted on the reduction device reduction device for being fixedly mounted on the fixed bottom plate upper end midpoint
Projecting apparatus at end places case assembly and pulled by cable structure, and the reduction device includes placement block and is fixedly mounted on
The first reduction machine on the inside of the placement block, the first reduction machine are each provided with the first reduction axis up and down, and each described the
The one end of one reduction axis far from the first reduction machine is installed with upper setting prop and lower setting prop, the upper setting prop and lower liter respectively
Upper reduction spiral shell shape block and lower reduction spiral shell shape block, institute are installed on around the one end of column far from the first reduction machine respectively
It is empty with the upper reduction spiral shell shape in upper lifting spiral shell shape cylinder and lower reduction spiral shell shape cylinder respectively to state reduction spiral shell shape block and lower reduction spiral shell shape block
Middle structure and lower reduction spiral shell shape aerial configurations spiral shell shape are connected, and the lower reduction spiral shell shape cylinder lower end is fixed with the fixed bottom plate
Installation, the one end of the upper lifting spiral shell shape cylinder far from projecting apparatus placement case assembly, which is provided with, leads to the upper reduction spiral shell shape sky
It begins to speak above middle structure, the described one end of lower reduction spiral shell shape cylinder far from the fixed bottom plate, which is provided with, leads to the lower reduction spiral shell
It begins to speak below shape aerial configurations, and the top begins to speak to begin to speak respectively that there are gap, the throwings with the reduction block with lower section
Shadow instrument places case assembly and includes being fixedly mounted on the projecting apparatus holder right over the upper lifting spiral shell shape cylinder, and the projecting apparatus is put
It puts box front end and is provided with placement mouth, the placement mouth front end is provided with the front shroud hinged with the projecting apparatus holder bottom end,
The projecting apparatus holder upper end is provided with lateral threading hole, and the position at turning is provided with guide wheel in the threading hole, described
The first reduction machine touch device is both provided in upper lifting spiral shell shape cylinder and lower reduction spiral shell shape cylinder.
Preferably technical solution, the pulled by cable structure include the aerial chamber being arranged in the upper setting prop, institute
It states and cooperation is curled up in aerial chamber lifting wheel, the lifting wheel and be fixedly mounted in the upper setting prop cylinder second liter are installed
Second reduction axis of contracting machine is fixedly connected, and is provided in the upper setting prop cylinder of the right end of the aerial chamber mutual with the aerial chamber
The U mouth slots led to are additionally provided with the empty row slot mutually led to the U mouthfuls of slot in the upper setting prop cylinder of the upper end of the U mouthfuls of slot,
The sky row slot mutually leads in the threading groove, is fixedly connected on the lifting wheel and sequentially passes through the U mouthfuls of slot, empty row
Slot, slip slot and the rope being fixedly connected with each projection shifting box front shroud upside.
Preferably technical solution, the lower end of the projecting apparatus holder are located at the upper lifting spiral shell shape cylinder and lower liter
Also being fixedly mounted at left and right sides of contracting spiral shell shape cylinder is free tubulation, and extension and notch reduction directed downwardly up and down are provided in the sky tubulation
Slot, be provided in the reduction slot can free reduction bottom bar, the bottom bar upper end is stretched into the reduction slot and lower end and institute
The overhead surface for stating fixed bottom plate is fixedly connected.
Preferably technical solution, the upper lower position lifted at left and right sides of spiral shell shape cylinder are installed with strong piece,
Described strong piece is fixedly connected with one end of the empty tubulation.
Preferably technical solution, the projecting apparatus box front shroud left end are provided with line point, position and threading hole
Outlet port is consistent.
Preferably technical solution, the first reduction machine touch device include being fixed at the upper lifting spiral shell shape
The first touch controller and the second touch controller being fixed on the left of the lower reduction spiral shell shape cylinder inner top surface, institute on the left of cylinder inner bottom surface
State the first touch controller and second touch controller with the first reduction mechatronics.
The beneficial effects of the invention are as follows：Pass through the first reduction machine in being fixedly mounted on the inside of placement block, the first reduction machine
The first reduction axis is each provided with up and down, the one end of each first reduction axis far from the first reduction machine is installed with upper setting prop respectively
With lower setting prop, around the one end of upper setting prop and lower setting prop far from the first reduction machine on be installed with upper reduction spiral shell shape block respectively
With lower reduction spiral shell shape block, upper reduction spiral shell shape block and lower reduction spiral shell shape block are lifted with upper in spiral shell shape cylinder and lower reduction spiral shell shape cylinder respectively
Upper reduction spiral shell shape aerial configurations and lower reduction spiral shell shape aerial configurations spiral shell shape are connected, lower reduction spiral shell shape cylinder lower end and fixed bottom plate
It being fixedly mounted, the upper one end of lifting spiral shell shape cylinder far from projecting apparatus is provided with to lead to begins to speak above upper reduction spiral shell shape aerial configurations,
The one end of lower reduction spiral shell shape cylinder far from fixed bottom plate is provided with to lead to begins to speak, and top is opened below lower reduction spiral shell shape aerial configurations
Chamber and lower section are begun to speak respectively with reduction block there are gap, so as to which the height of projecting apparatus can be turned up when in use, allow the throwing used
Shadow instrument is directed at dispensing face, operates more flexible convenience.
By the aerial chamber being arranged in upper setting prop, cooperation is curled up in aerial chamber, lifting wheel is installed, lifting wheel and fixed
Second reduction axis of the second reduction machine in upper setting prop cylinder is fixedly connected, in the upper setting prop cylinder of the right end of aerial chamber
The U mouth slots mutually led to aerial chamber are provided with, are additionally provided in the upper setting prop cylinder of the upper end of U mouthfuls of slots and U mouthfuls of slot phase intercommunications
Empty row slot even, empty row slot mutually lead in threading groove, are fixedly connected on lifting wheel and sequentially pass through U mouthfuls of slots, empty row slot, slip
Slot and the rope being fixedly connected with projecting apparatus box front shroud inner end are curled up by the second reduction machine lifting wheel and draw rope
It rises, so as to which projecting apparatus front shroud pull-up is closed, projection device is pounded so as to completely cut off extraneous dust or foreign matter.
Apparatus of the present invention are simple in structure, easy to use, during use can random adjusting height, the projector alignment used is allowed to launch
Face operates more flexible convenience, is suitble to promote.
Description of the drawings
For ease of explanation, the present invention is described in detail by following specific embodiment and attached drawing.
Fig. 1 is structure diagram when a kind of convenient adjustable projection platform of the present invention is not used；
Fig. 2 is structure diagram when a kind of convenient adjustable projection platform of the present invention uses；
Fig. 3 is the structure diagram of the projecting apparatus holder of the present invention in the direction of the arrow；
Fig. 4 is the partial enlargement structural representation in Fig. 1 of the present invention.
Specific embodiment
As Figure 1-Figure 4, a kind of convenient adjustable projection platform of the invention including fixed bottom plate 10, is fixedly mounted
Reduction device in the fixed 10 upper end midpoint of bottom plate, the projecting apparatus being fixedly mounted at the reduction device upper end are placed
Case assembly and pulled by cable structure, the reduction device include placement block 100 and are fixedly mounted on the placement block 100
The first reduction machine 110 in inside, the first reduction machine are each provided with the first reduction axis 108 about 110, and each described first
The one end of reduction axis 108 far from the first reduction machine 110 is installed with upper setting prop 22 and lower setting prop 32, the rising respectively
It is installed with upper reduction spiral shell shape block 24 respectively on around the one end of column 22 and lower setting prop 32 far from the first reduction machine 110
With lower reduction spiral shell shape block 34, the upper reduction spiral shell shape block 24 and lower reduction spiral shell shape block 34 lift spiral shell shape cylinder 20 and lower liter with upper respectively
Upper reduction spiral shell shape aerial configurations 21 and lower 31 spiral shell shape of reduction spiral shell shape aerial configurations in contracting spiral shell shape cylinder 30 are connected, the lower liter
30 lower end of contracting spiral shell shape cylinder is fixedly mounted with the fixed bottom plate 10, and the upper lifting spiral shell shape cylinder 20 is far from the projecting apparatus holder
One end of component, which is provided with, leads to the tops of the upper reduction spiral shell shape aerial configurations 21 and begins to speak 23, and the lower reduction spiral shell shape cylinder 30 is remote
One end from the fixed bottom plate 10, which is provided with, leads to the lower sections of the lower reduction spiral shell shape aerial configurations 31 and begins to speak 33, and it is described on
Side begin to speak 23 and lower section begin to speak 33 respectively with the reduction block 100 there are gap, the projecting apparatus places case assembly and includes fixing
Projecting apparatus holder 50 right over the upper lifting spiral shell shape cylinder 20,50 front end of projecting apparatus holder, which is provided with, puts
Mouth is put, the placement mouth front end is provided with the projecting apparatus front shroud 72 hinged with 50 bottom end of projecting apparatus holder, the throwing
50 upper end of shadow instrument holder is provided with lateral threading hole 58, and the position at turning is provided with guide wheel 57, institute in the threading hole 58
It states in lifting spiral shell shape cylinder 20 and lower reduction spiral shell shape cylinder 30 and is both provided with the first reduction machine touch device.
Valuably, the pulled by cable structure includes the aerial chamber 104 being arranged in the upper setting prop 22, the aerial chamber
Cooperation is curled up in 104, lifting wheel 105, the lifting wheel 105 and be fixedly mounted in 22 cylinder of upper setting prop the are installed
Second reduction axis 106 of two reduction machines 107 is fixedly connected, and is provided in 22 cylinder of upper setting prop of the right end of the aerial chamber 140
The U mouths slot 103 mutually led to the aerial chamber 104 is additionally provided in 22 cylinder of upper setting prop of the upper end of the U mouthfuls of slot 103
The empty row slot 102 mutually led to the U mouthfuls of slot 103, the sky row slot 102 mutually leads in the threading groove 53, described to carry
Draw be fixedly connected on wheel 105 sequentially pass through the U mouthful slot 103, sky row slot 102, slip slot 58 and with projecting apparatus holder 50
The rope 101 that upside is fixedly connected is curled up by the 107 lifting wheel 105 of the second reduction machine and draws the rope 101
It rises, so as to which projecting apparatus holder front shroud 72 is closed.
Valuably, the lower end of the projecting apparatus holder 50 is located at the upper lifting spiral shell shape cylinder 20 and lower reduction spiral shell shape cylinder
30 left and right sides, which are also fixedly mounted, free tubulation 40, and extension and notch reduction slot directed downwardly up and down are provided in the sky tubulation 40
42, be provided in the reduction slot 42 can free reduction bottom bar 41,41 upper end of bottom bar stretch into the reduction slot 42 and
Lower end is fixedly connected with the overhead surface of the fixed bottom plate 10, thus by can be free between empty tubulation 40 and the bottom bar 41
It slides, when the first reduction machine 110 so that upper setting prop 22 and lower setting prop 32 curl up, makes projecting apparatus holder 50 is steady to rise up and down
Drop increases the stability when projecting apparatus holder 50 lifts.
Valuably, the lower position of upper 20 left and right sides of lifting spiral shell shape cylinder is installed with strong piece 80, described strong
Block 80 is fixedly connected with one end of the empty tubulation 40, so as to effectively increase the fastness of the empty tubulation 40.
Valuably, 72 left end of projecting apparatus box front shroud is provided with line point, and position exports 56 with threading hole 58
It puts consistent.
Valuably, the first reduction machine touch device includes being fixed at the 20 inner bottom surface left side of upper lifting spiral shell shape cylinder
First touch controller 201 of side and the second touch controller 301 being fixed on the left of lower 30 inner top surface of reduction spiral shell shape cylinder, it is described
First touch controller 201 and second touch controller 301 are electrically connected with the first reduction machine 110, when the first reduction machine
110 drive that the upper lifting spiral shell shape cylinder 20 moves up and the lower reduction spiral shell shape cylinder 30 is moved down until upper 24 He of reduction spiral shell shape block
When lower reduction spiral shell shape block 34 connects respectively with first touch controller 201 and second touch controller 301, first touch controller
201 and second touch controller 301 so that the first reduction machine 110 shut down.
When the original state present apparatus is not used, 22 He of upper setting prop is driven by the first reduction axis 108 of the first reduction machine 110
Upper reduction spiral shell shape block 24 and lower reduction spiral shell shape block 34 on lower setting prop 32 curl up, upper reduction spiral shell shape block 24 and lower reduction spiral shell shape block 34
Curl up in drive lifting spiral shell shape cylinder 20 and lower reduction spiral shell shape cylinder 30 mutually close to making to lift the lower end of spiral shell shape cylinder 20 and lower liter
The upper end of contracting spiral shell shape cylinder 30 offsets, at this point, upper setting prop 22 and lower setting prop 32 are accommodated in 21 He of reduction spiral shell shape aerial configurations completely
In lower reduction spiral shell shape aerial configurations 31, lifting wheel 105 is driven to curl up and will restrict by the second reduction axis 106 of the second reduction machine 107
Rope 101 is pulled on lifting wheel 105, since 101 other end projecting apparatus box front shroud of rope, 72 upper end connects, lifting wheel 105
Curl up projecting apparatus box front shroud 72 driven to dig upwards, until projecting apparatus box front shroud 72 is by 50 front end of projecting apparatus holder
Mouth is placed to close tightly.
When needing using the present apparatus, the upper setting prop of drive is reversely curled up by the first reduction axis 108 of the first reduction machine 110
22 and the upper reduction spiral shell shape block 24 on lower setting prop 32 and lower reduction spiral shell shape block 34 curl up, upper reduction spiral shell shape block 24 and lower reduction spiral shell shape
Curl up lifting spiral shell shape cylinder 20 and the lower reduction spiral shell shape cylinder 30 in drive of block 34 are located remotely from each other, until upper reduction spiral shell shape block 24 is with rising
The lower end of contracting spiral shell shape aerial configurations 21 offsets and the upper end of lower reduction spiral shell shape block 34 and lower reduction spiral shell shape aerial configurations 31 offsets, together
When, it drive lifting wheel 105 is reversely curled up by the second reduction axis 106 of the second reduction machine 107 curls up rope 101 is detached from rope
105, it is turned at this point, projecting apparatus front shroud 72 is not affected by under the pulling force nature of rope, exposes and place mouth, so as to which projecting apparatus can carry out work
It projects.
The beneficial effects of the invention are as follows：
1. by the first reduction machine in being fixedly mounted on the inside of placement block, the first reduction machine is each provided with the first reduction up and down
Axis, the one end of each first reduction axis far from the first reduction machine are installed with upper setting prop and lower setting prop respectively, and upper setting prop is under
Upper reduction spiral shell shape block and lower reduction spiral shell shape block are installed on around the one end of setting prop far from the first reduction machine respectively, is risen
Contracting spiral shell shape block and lower reduction spiral shell shape block respectively with the upper reduction spiral shell shape aerial configurations in upper lifting spiral shell shape cylinder and lower reduction spiral shell shape cylinder
It is connected with lower reduction spiral shell shape aerial configurations spiral shell shape, lower reduction spiral shell shape cylinder lower end is fixedly mounted with fixed bottom plate, upper lifting spiral shell
The one end of shape cylinder far from projecting apparatus is provided with to lead to and begin to speak above upper reduction spiral shell shape aerial configurations, and lower reduction spiral shell shape cylinder is far from solid
The one end for determining bottom plate is provided with to lead to and begins to speak below lower reduction spiral shell shape aerial configurations, and top begin to speak with lower section begin to speak respectively with
There are gaps for reduction block, so as to which the height of projecting apparatus can be turned up when in use, the projector alignment used are allowed to launch face, operation
More flexible convenience.
2. by the aerial chamber being arranged in upper setting prop, cooperation is curled up in aerial chamber, lifting wheel is installed, lifting wheel and solid
Second reduction axis of the second reduction machine that Dingan County is mounted in upper setting prop cylinder is fixedly connected, the upper setting prop cylinder of the right end of aerial chamber
In be provided with the U mouth slots mutually led to aerial chamber, be additionally provided in the upper setting prop cylinder of the upper end of U mouthfuls of slots mutual with U mouthfuls of slots
The empty row slot led to, empty row slot mutually lead in threading groove, are fixedly connected on lifting wheel and sequentially pass through U mouthfuls of slots, empty row slot, cunning
Wire casing and the rope being fixedly connected with projecting apparatus box front shroud upside are curled up by the second reduction machine lifting wheel by rope
So as to which projecting apparatus front shroud pull-up is closed, projection device is pounded so as to completely cut off extraneous dust or foreign matter for pull-up.
3. apparatus of the present invention are simple in structure, easy to use, the inside for doing work table is stored in convenient for reduction when not in use, is used
When can random adjusting height, the projector alignment that uses is allowed to launch face, operates more flexible convenience, is suitble to promote.
The above description is merely a specific embodiment, but protection scope of the present invention is not limited thereto, any
The change or replacement expected without creative work, should be covered by the protection scope of the present invention.Therefore, it is of the invention
Protection domain should be determined by the scope of protection defined in the claims.
Claims (6)
1. a kind of convenient adjustable projection platform including fixed bottom plate, is fixedly mounted on the fixed bottom plate upper end midpoint
Reduction device, the projecting apparatus being fixedly mounted at the reduction device upper end place case assembly and pulled by cable structure, special
Sign is：The reduction device includes placement block and the first reduction machine being fixedly mounted in the placement block inside, described
First reduction machine is each provided with the first reduction axis up and down, each one end of the first reduction axis far from the first reduction machine point
Be not installed with setting prop and lower setting prop, around the one end of the upper setting prop and lower setting prop far from the first reduction machine on
Be installed with reduction spiral shell shape block and lower reduction spiral shell shape block respectively, the upper reduction spiral shell shape block and lower reduction spiral shell shape block respectively with
Upper lifting spiral shell shape cylinder and the upper reduction spiral shell shape aerial configurations in lower reduction spiral shell shape cylinder and the cooperation of lower reduction spiral shell shape aerial configurations spiral shell shape
Connection, the lower reduction spiral shell shape cylinder lower end are fixedly mounted with the fixed bottom plate, and the upper lifting spiral shell shape cylinder is far from the projection
One end of instrument placement case assembly is provided with to lead to begins to speak above the upper reduction spiral shell shape aerial configurations, the lower reduction spiral shell shape cylinder
One end far from the fixed bottom plate is provided with to lead to begins to speak, and the top is opened below the lower reduction spiral shell shape aerial configurations
Chamber and lower section are begun to speak respectively with the reduction block there are gap, and the projecting apparatus places case assembly and includes being fixedly mounted on described
The projecting apparatus holder right over spiral shell shape cylinder is lifted, the projecting apparatus holder front end is provided with placement mouth, before the placement mouth
End is provided with the front shroud hinged with the projecting apparatus holder bottom end, and the projecting apparatus holder upper end is provided with lateral wear
String holes, the position at turning is provided with guide wheel in the threading hole, is respectively provided in the upper lifting spiral shell shape cylinder and lower reduction spiral shell shape cylinder
There is the first reduction machine touch device.
2. a kind of convenient adjustable projection platform according to claim 1, it is characterised in that：The pulled by cable structure packet
The aerial chamber being arranged in the upper setting prop is included, cooperation is curled up in the aerial chamber, lifting wheel is installed, the lifting wheel and solid
The second reduction axis of the second reduction machine that Dingan County is mounted in the upper setting prop cylinder is fixedly connected, the right end of the aerial chamber it is upper
The U mouth slots mutually led to the aerial chamber are provided in setting prop cylinder, are also set in the upper setting prop cylinder of the upper end of the U mouthfuls of slot
The empty row slot mutually led to the U mouthfuls of slot is equipped with, the sky row slot mutually leads in the threading groove, solid on the lifting wheel
Surely it is connected with and sequentially passes through the U mouthfuls of slot, empty row slot, slip slot and the rope being fixedly connected with projection shifting box front shroud upside
Rope.
3. a kind of convenient adjustable projection platform according to claim 1, it is characterised in that：The projecting apparatus holder
Lower end, which is located at also to be fixedly mounted at left and right sides of the upper lifting spiral shell shape cylinder and lower reduction spiral shell shape cylinder, free tubulation, the sky tubulation
In be provided with and extend up and down and notch reduction slot directed downwardly, be provided in the reduction slot can free reduction bottom bar, the bottom
Bar upper end is stretched into the reduction slot and lower end is fixedly connected with the overhead surface of the fixed bottom plate.
4. a kind of convenient adjustable projection platform according to claim 1, it is characterised in that：Upper lifting spiral shell shape cylinder or so two
The lower position of side is installed with strong piece, and described strong piece is fixedly connected with one end of the empty tubulation.
5. a kind of convenient adjustable projection platform according to claim 1, it is characterised in that；The projecting apparatus box front shroud
Left end is provided with line point, and position is consistent with threading hole outlet port.
6. a kind of convenient adjustable projection platform according to claim 1, it is characterised in that；The first reduction machine touch-control
Device includes the first touch controller being fixed on the left of the upper lifting spiral shell shape cylinder inner bottom surface and is fixed at the lower liter
The second touch controller on the left of contracting spiral shell shape cylinder inner top surface, first touch controller and second touch controller with first reduction
Mechatronics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711195346.1A CN108204504B (en) | 2017-11-24 | 2017-11-24 | It is a kind of to facilitate adjustable projection platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711195346.1A CN108204504B (en) | 2017-11-24 | 2017-11-24 | It is a kind of to facilitate adjustable projection platform |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108204504A true CN108204504A (en) | 2018-06-26 |
| CN108204504B CN108204504B (en) | 2019-09-06 |
Family
ID=62603460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711195346.1A Expired - Fee Related CN108204504B (en) | 2017-11-24 | 2017-11-24 | It is a kind of to facilitate adjustable projection platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108204504B (en) |
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2017
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| CN1782857A (en) * | 2004-11-29 | 2006-06-07 | 明基电通股份有限公司 | Electronic device and its regulating mechanism |
| CN2844980Y (en) * | 2005-06-24 | 2006-12-06 | 广州美视晶莹银幕有限公司 | Projecting screen lifting mechanism |
| CN2879244Y (en) * | 2006-03-31 | 2007-03-14 | 王峰 | Projector hanger |
| CN101030026A (en) * | 2007-04-12 | 2007-09-05 | 沈阳飞机工业（集团）有限公司 | Elevator of projector |
| CN201934871U (en) * | 2010-11-29 | 2011-08-17 | 江苏红叶视听器材股份有限公司 | Lifting device for projection and positioning of electronic white board |
| EP2913709A1 (en) * | 2011-11-22 | 2015-09-02 | Cubic Corporation | Immersive projection system |
| CN203630501U (en) * | 2013-12-24 | 2014-06-04 | 湖南人文科技学院 | Liftable and fine-adjustable multifunctional projector hanger |
| CN204717291U (en) * | 2015-01-23 | 2015-10-21 | 上海恒锐智能工程有限公司 | Projector's lifting frame |
| CN204592769U (en) * | 2015-04-22 | 2015-08-26 | 山东友大软件科技有限公司 | Electronic information projector angles adjustment rack |
| CN205301799U (en) * | 2016-01-18 | 2016-06-08 | 浙江财经大学 | Head is penetrated to projecting apparatus for computer teaching |
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|---|---|
| CN108204504B (en) | 2019-09-06 |
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