CN207049536U - A kind of lift interactive projection device - Google Patents
A kind of lift interactive projection device Download PDFInfo
- Publication number
- CN207049536U CN207049536U CN201720813843.2U CN201720813843U CN207049536U CN 207049536 U CN207049536 U CN 207049536U CN 201720813843 U CN201720813843 U CN 201720813843U CN 207049536 U CN207049536 U CN 207049536U
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- China
- Prior art keywords
- blank
- vertical rod
- main vertical
- fixed
- fixed plate
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- 230000002452 interceptive Effects 0.000 title claims abstract description 36
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 23
- 239000010959 steel Substances 0.000 claims abstract description 23
- 239000002965 rope Substances 0.000 claims abstract description 22
- 238000011068 load Methods 0.000 claims abstract description 19
- 238000005096 rolling process Methods 0.000 claims abstract description 11
- 238000005303 weighing Methods 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims 1
- 230000001360 synchronised Effects 0.000 abstract description 3
- 230000003993 interaction Effects 0.000 description 4
- 238000011105 stabilization Methods 0.000 description 4
- 239000011089 white board Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Abstract
The utility model discloses a kind of lift interactive projection device, including main vertical rod, main vertical rod is provided with two, projection blank is provided between two main vertical rods, projection blank both sides are connected with the longitudinally fixed plate of blank, the longitudinally fixed plate upper end of blank is connected with blank load-bearing fixed block, and the longitudinally fixed plate lower end of blank is connected with blank fixed block, projection blank is slidably connected the main vertical rod in both sides by blank load-bearing fixed block and blank fixed block, balance fixed pulley is fixedly connected with by fixed mount above main vertical rod, balance fixed pulley is connected with steel wire rope, steel wire rope one end is fixedly connected with balance bearing block, and the steel wire rope other end is connected with rolling curve wheel around overbalance with fixed pulley, rolling curve wheel is connected on the longitudinally fixed plate of blank, balance bearing block is rotatablely connected with trip bolt, trip bolt is detachably connected with main vertical rod；It can realize that the synchronous vertical of interactive projection machine and blank lifts.
Description
Technical field
Interactive projection device field is the utility model is related to, more specifically to a kind of lift interactive projection device.
Background technology
With the development of society, the use of projecting apparatus is increasingly frequent in teaching process, while teaching is facilitated,
Improve the quality of teaching.
But existing interactive projecting apparatus is all that fixed, different crowd is very inconvenient in use,
For example, can not arbitrarily adjust the height of interactive projection device and can not hover over arbitrary height, the interaction for adding people is difficult
Degree.
Utility model content
1. technical problems to be solved
For can not arbitrarily adjust interactive projection device height present in prior art and arbitrary height can not be hovered over
The problem of, the purpose of this utility model is to provide a kind of lift interactive projection device, and it can be realized for different uses
Crowd, the height of interactive projection device is adjusted at any time and can be hovered in arbitrary height.
2. technical scheme
To solve the above problems, the utility model adopts the following technical scheme that：
A kind of lift interactive projection device, including main vertical rod, for supporting whole device, the main vertical rod is provided with two
It is individual, projection blank is provided between described two main vertical rods, projection blank is used to project, and the projection blank both sides are connected with blank
Longitudinally fixed plate, the longitudinally fixed plate upper end of blank are connected with blank load-bearing fixed block, and the longitudinally fixed plate lower end of blank
Be connected with blank fixed block, for the longitudinally fixed plate of Mobile white board, the projection blank by blank load-bearing fixed block and
Blank fixed block is slidably connected the main vertical rod in both sides, and balance is fixedly connected with fixed sliding by fixed mount above described main vertical rod
Wheel, for balanced interactive projection arrangement, described balance fixed pulley is connected with steel wire rope, and steel wire rope is used to lift projection dress
Put, for providing the strong point for steel wire rope, described steel wire rope one end is fixedly connected with balance bearing block, and bearing block is used to draw
Steel wire rope, and the steel wire rope other end is connected with rolling curve wheel around overbalance with fixed pulley, for bearing the weight of projection arrangement, is used for
Pull projection blank by steel wire rope, the rolling curve wheel is connected on the longitudinally fixed plate of blank, described balance bearing block with
Trip bolt is rotatablely connected, and trip bolt is used to interactive projection device being fixed on a certain position, described trip bolt and master
Vertical rod is detachably connected, and can be hovered at an arbitrary position for interactive projection device, fixed in the middle part of described projection blank back to connect
The longitudinally fixed plate of projector is connected to, for longitudinally fixed projection arrangement, the longitudinally fixed plate upper end of described projector is connected with throwing
Shadow machine wall hanging board, projector's expansion link is connected with described projector's wall hanging board, it is described for adjusting the position of projector
Vertical rod firm banking is fixedly connected with below main vertical rod, for support meanss, described vertical rod firm banking and ground or loading
Platform connects, and this device realizes interactive projection machine and the synchronous vertical of blank lifts, and solves the teacher of different heights and low age
It is raw to be projected in same on blank, interactive teaching is realized, when lift interactive projection device is raised to eminence, teacher can be normal
Posture uses interaction blank；When lift interactive projection device is preferably minimized close to ground, low age student can be direct
Participate in interactive teaching；For the academics and students of different heights, the device can be hovered with optional position in setting range.
Preferably, the longitudinally fixed plate upper end of the blank connects blank load-bearing fixed block, the company by connecting plate one
The one end of fishplate bar one is flexibly connected the longitudinally fixed plate of blank, and the other end of connecting plate one connection blank load-bearing fixed block and rolling curve
Wheel, the longitudinally fixed plate lower end of blank connect blank fixed block by connecting plate two, can be easy to use, convenient dismounting dimension
Repair.
Preferably, side of the longitudinally fixed plate of the blank away from projection blank is connected with sliding block, connects in the main vertical rod
It is connected to chute, the sliding block is slidably connected chute, and the sliding block is connected with clamping screw, the end of the clamping screw and chute
Offset, more stably slided up and down for interactive projection device.
Preferably, described two main vertical rods are used for positioned at projection blank both sides and symmetrical on the longitudinally fixed plate of projector
The stabilization of device is maintained, the longitudinally fixed plate of described blank, balance are provided with two with bearing block with fixed pulley and balance, increased
The balance of feeder apparatus.
3. beneficial effect
Compared to prior art, the utility model has the advantage of：
（1）The utility model is slidably connected by main vertical rod and the longitudinally fixed plate of blank, the longitudinally fixed plate of blank and projection
Blank is fixedly connected, and is realized the stabilization of device and can be done relative slip, is connected by balance bearing block with steel wire rope, steel
Cord is connected with balancing with fixed pulley, blank load-bearing fixed block, blank fixed block, realizes the tune of projection arrangement height
Section, block of weighing is used by balancing, with trip bolt rotation connection thereon, firm screw is detachably connected with main force rod, when up to
The default position of user has been arrived, balance has been fixed in main vertical rod with block of weighing by trip bolt, so as to solve mutually
The problem of dynamic projection arrangement can not hover at an arbitrary position；
（2）The utility model can be easy to use, convenient dismounting dimension by being flexibly connected connecting plate on the longitudinally fixed plate of blank
Repair；
（3）The utility model is by the longitudinally fixed plate of blank by the sliding block that left side is fixedly connected with being fixed on the right side of main vertical rod
Relative slip between the chute of connection, the longitudinally fixed plate of blank slide relative to main vertical rod, for interactive projection device more
Stably slide up and down；
（4）The utility model respectively sets one and symmetrical on the longitudinally fixed plate of projector by main vertical rod or so, is used for
Maintain the left and right such as stabilization, the longitudinally fixed plate of blank, balance fixed pulley of device respectively to set one, increase the balance of device.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of chute connection sliding block in the utility model；
Fig. 3 is the part-structure schematic diagram of the utility model balance bearing block.
Label declaration in figure：
1st, balance fixed pulley；2nd, main vertical rod；3rd, steel wire rope；4th, projector's expansion link；5th, projector's wall hanging board；6th, balance
Use bearing block；7th, blank load-bearing fixed block；8th, the longitudinally fixed plate of blank；9th, the longitudinally fixed plate of projector；10th, blank is projected；
11st, blank fixed block；12nd, vertical rod firm banking；13rd, sliding block；14th, chute；15th, trip bolt.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment；The technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe；Obviously；Described embodiment is only the utility model part of the embodiment；Rather than whole
Embodiment.Based on the embodiment in the utility model；Those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained；Belong to the scope of the utility model protection.
Fig. 1-3, a kind of lift interactive projection device, including main vertical rod 2 are referred to, it is main vertical for supporting whole device
Bar 2 is provided with two, and projection blank 10 is provided between two main vertical rods 2, and projection blank 10 is used to project, and projection blank 10 both sides connect
The longitudinally fixed plate 8 of blank is connected to, the longitudinally fixed upper end of plate 8 of blank is connected with blank load-bearing fixed block 7, and blank is longitudinally fixed
The lower end of plate 8 is connected with blank fixed block 11, and for the longitudinally fixed plate 8 of Mobile white board, projection blank 10 is consolidated by blank load-bearing
Fixed pulley 7 and blank fixed block 11 are slidably connected the main vertical rod 2 in both sides, and the main top of vertical rod 2 is fixedly connected with flat by fixed mount
Weighing apparatus uses fixed pulley 1, and for balanced interactive projection arrangement, balance fixed pulley 1 is connected with steel wire rope 3, and steel wire rope 3, which is used to lift, to be thrown
Image device, for providing the strong point for steel wire rope 3, the one end of steel wire rope 3 is fixedly connected with balance bearing block 6, and bearing block 6 is used for
Steel wire rope 3 is drawn, and the other end of steel wire rope 3 is connected with rolling curve wheel around overbalance fixed pulley 1, for bearing the weight of projection arrangement
Amount, for pulling projection blank 10 by steel wire rope 3, rolling curve wheel is connected on the longitudinally fixed plate 8 of blank, and balance uses bearing block 6
Be rotatablely connected with trip bolt 15, trip bolt 15 is used to interactive projection device being fixed on a certain position, trip bolt 15 with
Main vertical rod 2 is detachably connected, and can be hovered at an arbitrary position for interactive projection device, and projection blank 10 is fixedly connected in the middle part of back
There is the longitudinally fixed plate 9 of projector, for longitudinally fixed projection arrangement, the longitudinally fixed upper end of plate 9 of projector is connected with projector's wall
Hanging plate 5, projector's expansion link 4 is connected with projector's wall hanging board 5, for adjusting the position of projector, the main lower section of vertical rod 2 is fixed
Vertical rod firm banking 12 is connected with, for support meanss, vertical rod firm banking 12 is connected with ground or objective table, and this device is realized
The synchronous vertical of interactive projection machine and blank lifts, and the teacher for solving different heights projects blank with low age student in same
On 10, interactive teaching is realized, when lift interactive projection device is raised to eminence, teacher can use interaction with normal attitude
Blank；When lift interactive projection device is preferably minimized close to ground, low age student can directly participate in interactive teaching；For
The academics and students of different heights, the device can be hovered with optional position in setting range.
Wherein, in actual applications, the longitudinally fixed upper end of plate 8 of blank connects blank load-bearing fixed block by connecting plate one
7, the one end of connecting plate one is flexibly connected the longitudinally fixed plate 8 of blank, and the He of the other end of connecting plate one connection blank load-bearing fixed block 7
Rolling curve wheel, the longitudinally fixed lower end of plate 8 of blank connect blank fixed block 11 by connecting plate two, can be easy to use, convenient dismounting
Maintenance；Side of the longitudinally fixed plate 8 of blank away from projection blank 10 is connected with sliding block 13, and chute 14 is connected with main vertical rod 2, sliding
Block 13 is slidably connected chute 14, and sliding block 13 is connected with clamping screw, and end and the chute 14 of clamping screw offset, and is thrown for interaction
Image device more stably slides up and down；Two main vertical rods 2 are positioned at the projection both sides of blank 10 and on the longitudinally fixed plate 9 of projector
Symmetrically, for maintaining the stabilization of device, the longitudinally fixed plate 8 of blank, balance fixed pulley 1 and balance bearing block 6 are provided with
Two, increase the balance of device.
Operation principle：The first step will project blank 10 by the longitudinally fixed plate 8 of blank and blank load-bearing fixed block 7 with it is white
Plate fixed block 11 is fixedly connected, and projecting apparatus is fixed on projector's wall built-up plate 5, and regulation projector expansion link 4 causes projection
Instrument is projected on projection blank 10；Second step；Projecting apparatus is opened, passes through balance again using moving up and down for balance bearing block 6
Fixed block 1, blank load-bearing fixed block 7 and blank fixed block 11 must be acted on so as to adjust the height of the longitudinally fixed plate 8 of blank
Degree, pull balance bearing block 6 to adjust the height of the longitudinally fixed plate of projector in the main left side of vertical rod 2 and project blank 10 so as to drive
Movement, reach the height needed for oneself so that projection blank 10 controls tight on balance bearing block 6 after adjusting to a height
Gu screw 15 causes trip bolt 15 to be fixedly connected with main vertical rod 2 so as to the position of fixed projection arrangement, interactive religion is once realized
Learn and discuss；Trip bolt 15 is outwarded winding after the completion of 3rd step use, then projection arrangement is transferred to by oneself with bearing block 6 by balance
Required height, is repeating second step, dismantles device after the completion of use and deposits.
It is described above；The only preferable embodiment of the utility model；But the scope of protection of the utility model is not
It is confined to this；Any one skilled in the art is in the technical scope that the utility model discloses；According to this practicality
New technical scheme and its improvement design is subject to equivalent substitution or change；It should all cover in the scope of protection of the utility model
It is interior.
Claims (4)
1. a kind of lift interactive projection device, including main vertical rod（2）, the main vertical rod（2）Provided with two, it is characterised in that：
Described two main vertical rods（2）Between be provided with projection blank（10）, the projection blank（10）It is longitudinally fixed that both sides are connected with blank
Plate（8）, the longitudinally fixed plate of blank（8）Upper end is connected with blank load-bearing fixed block（7）, and the longitudinally fixed plate of blank（8）
Lower end is connected with blank fixed block（11）, the projection blank（10）Pass through blank load-bearing fixed block（7）Fixed with blank
Pulley（11）Be slidably connected the main vertical rod in both sides（2）, described main vertical rod（2）Top is fixedly connected with balance and used by fixed mount determines
Pulley（1）, described balance fixed pulley（1）With steel wire rope（3）Connection, described steel wire rope（3）One end is fixedly connected with flat
Weighing apparatus bearing block（6）, and steel wire rope（3）The other end is around overbalance fixed pulley（1）It is connected with rolling curve wheel, the rolling curve wheel connection
In the longitudinally fixed plate of blank（8）On, described balance bearing block（6）With trip bolt（15）Rotation connection, described fastening
Screw（15）With main vertical rod（2）It is detachably connected, described projection blank（10）Projector longitudinal direction is fixedly connected with the middle part of back
Fixed plate（9）, the longitudinally fixed plate of described projector（9）Upper end is connected with projector's wall hanging board（5）, described projector's wall hanging
Plate（5）On be connected with projector's expansion link（4）, described main vertical rod（2）Lower section is fixedly connected with vertical rod firm banking（12）, institute
The vertical rod firm banking stated（12）It is connected with ground or objective table.
A kind of 2. lift interactive projection device according to claim 1, it is characterised in that：The longitudinally fixed plate of blank
（8）Upper end connects blank load-bearing fixed block by connecting plate one（7）, it is longitudinally solid that described one end of connecting plate one is flexibly connected blank
Fixed board（8）, and the other end of connecting plate one connection blank load-bearing fixed block（7）With rolling curve wheel, the longitudinally fixed plate of blank（8）
Lower end connects blank fixed block by connecting plate two（11）.
A kind of 3. lift interactive projection device according to claim 1, it is characterised in that：The longitudinally fixed plate of blank
（8）Away from projection blank（10）Side be connected with sliding block（13）, the main vertical rod（2）On be connected with chute（14）, the cunning
Block（13）Be slidably connected chute（14）, the sliding block（13）It is connected with clamping screw, the end of the clamping screw and chute
（14）Offset.
A kind of 4. lift interactive projection device according to claim 1, it is characterised in that：Described two main vertical rods（2）
Positioned at projection blank（10）Both sides and on the longitudinally fixed plate of projector（9）Symmetrically, the longitudinally fixed plate of described blank（8）, it is flat
Weighing apparatus fixed pulley（1）And balance bearing block（6）It is provided with two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720813843.2U CN207049536U (en) | 2017-07-06 | 2017-07-06 | A kind of lift interactive projection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720813843.2U CN207049536U (en) | 2017-07-06 | 2017-07-06 | A kind of lift interactive projection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207049536U true CN207049536U (en) | 2018-02-27 |
Family
ID=61495887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720813843.2U Expired - Fee Related CN207049536U (en) | 2017-07-06 | 2017-07-06 | A kind of lift interactive projection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207049536U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108761977A (en) * | 2018-05-24 | 2018-11-06 | 上海煊瑾多媒体科技有限公司 | A kind of open air matrix projection system |
| CN109036329A (en) * | 2018-08-08 | 2018-12-18 | 王建国 | A kind of new-type concealed blackboard of teaching lifting and projector integrated device |
| CN110751868A (en) * | 2019-11-13 | 2020-02-04 | 杨毅 | Interactive installation is used in english teaching |
| CN111486319A (en) * | 2020-04-22 | 2020-08-04 | 郑州翰之博电子科技有限公司 | Electronic whiteboard all-in-one machine terminal convenient to maintain |
-
2017
- 2017-07-06 CN CN201720813843.2U patent/CN207049536U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108761977A (en) * | 2018-05-24 | 2018-11-06 | 上海煊瑾多媒体科技有限公司 | A kind of open air matrix projection system |
| CN109036329A (en) * | 2018-08-08 | 2018-12-18 | 王建国 | A kind of new-type concealed blackboard of teaching lifting and projector integrated device |
| CN110751868A (en) * | 2019-11-13 | 2020-02-04 | 杨毅 | Interactive installation is used in english teaching |
| CN111486319A (en) * | 2020-04-22 | 2020-08-04 | 郑州翰之博电子科技有限公司 | Electronic whiteboard all-in-one machine terminal convenient to maintain |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20180227 Termination date: 20180706 |