CN203823379U - Lifting support for electronic whiteboard - Google Patents
Lifting support for electronic whiteboard Download PDFInfo
- Publication number
- CN203823379U CN203823379U CN201320892057.8U CN201320892057U CN203823379U CN 203823379 U CN203823379 U CN 203823379U CN 201320892057 U CN201320892057 U CN 201320892057U CN 203823379 U CN203823379 U CN 203823379U
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- 235000004443 Ricinus communis Nutrition 0.000 claims description 13
- 230000002787 reinforcement Effects 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 abstract 3
- 230000005540 biological transmission Effects 0.000 abstract 2
- 238000010586 diagram Methods 0.000 description 6
- 238000010276 construction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000881 depressing effect Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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- 238000012827 research and development Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model relates to a lifting support for an electronic whiteboard. The lifting support for the electronic whiteboard comprises a mobile base frame, an installation frame, a whiteboard bearing frame, a projector hanging frame, a bearing frame lifting adjusting device which is used for adjusting the height of the whiteboard bearing frame, a stageless transmission device which is used for adjusting relative positions of the whiteboard bearing frame and a projector hanging arm frame and a counter weight device which is arranged between the installation frame and the mobile base frame. According to the lifting support for the electronic whiteboard, the stageless transmission device is arranged between the projector hanging arm frame and the whiteboard bearing frame and the counter weight device is arranged between the installation frame and the mobile base frame, so that effects of adjusting the relative positions between a whiteboard and a projector and improving the support stability are achieved.
Description
Technical field
The utility model relates to detector array type electronic white boards field, is specifically related to a kind of lifting support of detector array type electronic white boards.
Background technique
Detector array type electronic white boards has collected the new high-tech product of the multiple high-tech means research and development such as most advanced and sophisticated electronic technology, software engineering, and it,, by principles such as application electromagnetic induction, in conjunction with computer and projector, can realize the several functions such as with no paper office and teaching.Therefore detector array type electronic white boards is widely used in the occasions such as teaching, meeting.
The means of fixation of detector array type electronic white boards is varied, has the types such as fixed, support frame type.In addition, in the using process of detector array type electronic white boards, be convenient to different user's uses for detector array type electronic white boards and projector are better cooperatively interacted simultaneously, generally need detector array type electronic white boards to there is lifting function.But conventionally existing have a lifting function detector array type electronic white boards, its framework more complicated, support steadiness is poor and do not have a function of step-less adjustment blank and projector's relative position.
Therefore, for solving deficiency of the prior art, provide a kind of simple in structure, support steadiness is good and have step-less adjustment blank and the lifting electronic whiteboard support of projector's relative position seems particularly important.
Model utility content
The technical problems to be solved in the utility model is, for the above-mentioned defect of prior art, provides a kind of lifting support of detector array type electronic white boards, overcomes support steadiness poor and can not step-less adjustment blank and the defect of projector's relative position.
The utility model solves the technological scheme that its technical problem adopts: a kind of lifting support of detector array type electronic white boards, comprise roll-out tray, scaffold, blank bracket, projector hanger and for regulating the bracket elevation and subsidence regulating device of described blank bracket height, also comprise the continuously variable transmittion for regulating described blank bracket and described projector arm frame relative position and be arranged at described scaffold and described roll-out tray between counter weight device.
Further preferred version of the present utility model is: described projector hanger comprises, column, arm, connecting plate and slip ring and slip ring fixing device, described slip ring flip sleeve is located on described column, and be fixed on described blank bracket by described slip ring fixing device, described arm is installed on described column upper end, connecting plate is installed on described column lower end, is provided with tapped drive sleeve on described connecting plate.
Further preferred version of the present utility model is: described blank bracket is arranged on described scaffold, it comprises two trailing arms, be arranged at two upper lower cross arms and the middle reinforcement arm of described trailing arm top and bottom, on described lower cross arm, be provided with lifting handle, on described trailing arm, sliding sleeve is installed, described upper lower cross arm end is provided with the snap fit for placing detector array type electronic white boards.
Further preferred version of the present utility model is: described snap fit is provided with draw-in groove.
Further preferred version of the present utility model is: described continuously variable transmittion is arranged between described projector arm frame and described blank bracket, it comprises drive screw and shakes the hand, this is shaken the hand and drive screw lower end is arranged on described blank bracket, the drive sleeve on described projector hanger connecting plate is passed in described drive screw upper end, and matches with the internal thread of this drive sleeve.
Further preferred version of the present utility model is: described scaffold is arranged on described roll-out tray, the serve as reasons frame structure of left and right trailing arm and upper lower cross arm composition of this scaffold, between described upper lower cross arm, be provided with described blank bracket trailing arm on the slide bar that matches of sliding sleeve, described lower cross arm medium position is provided with mounting hole.
Further preferred version of the present utility model is: described counter weight device oblique pull is between described scaffold and described roll-out tray, and its upper end connects the trailing arm upper end, left and right of described scaffold, and lower end connects described roll-out tray.
Further preferred version of the present utility model is: described bracket elevation and subsidence regulating device comprises pneumatic spring, and this pneumatic spring lower end is arranged in the mounting hole at described scaffold lower cross arm middle part, and upper end is fixed on described blank bracket and strengthens arm middle part.
Further preferred version of the present utility model is: described bracket elevation and subsidence regulating device also comprises braking device, and described braking device is arranged on the lifting handle of described blank bracket.
Further preferred version of the present utility model is: described roll-out tray below is provided with castor, is provided with for locking castor and preventing the locking element of its rotation on described castor.
The beneficial effects of the utility model are, by continuously variable transmittion being set between projector's arm frame and blank bracket, between scaffold and roll-out tray, counter weight device is set, has reached the relative position between step-less adjustment blank and projector, improve the effect of the steadiness of support.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is described in further detail, in accompanying drawing:
Fig. 1 is the utility model preferred embodiment lifting electronic whiteboard support perspective view;
Fig. 2 is the roll-out tray perspective view of the utility model preferred embodiment;
Fig. 3 is the scaffold perspective view of the utility model preferred embodiment;
Fig. 4 is the blank bracket plane structure schematic diagram of the utility model preferred embodiment;
Fig. 5 is the perspective view of projector's arm frame of the utility model preferred embodiment;
Fig. 6 is the plane structure schematic diagram of the bracket elevation and subsidence regulating device of the utility model preferred embodiment;
Fig. 7 is the perspective view of the continuously variable transmittion of the utility model preferred embodiment;
Fig. 8 is the position relationship schematic diagram of the counter weight device of the utility model preferred embodiment;
Embodiment
Now by reference to the accompanying drawings, preferred embodiment of the present utility model is elaborated.
As shown in Figure 1, be the utility model preferred embodiment lifting electronic whiteboard support perspective view.Described lifting electronic whiteboard support comprises, roll-out tray 1, scaffold 2, blank bracket 3, projector hanger 4 and for regulating the bracket elevation and subsidence regulating device 5 of described blank bracket height, also comprise the continuously variable transmittion 6 for regulating described blank bracket and described projector arm frame relative position and be arranged at described scaffold and described roll-out tray between counter weight device 7.Described scaffold 2 is arranged on described roll-out tray 1, described blank bracket 3 is arranged on described scaffold 2, described bracket elevation and subsidence regulating device 5 is arranged between described blank bracket 3 and described scaffold 2, described continuously variable transmittion 6 is arranged between described projector arm frame 4 and described blank bracket 3, and described counter weight device 7 oblique pulls are between described scaffold 2 and described roll-out tray 1.
As shown in Figure 2, be roll-out tray 1 perspective view of the utility model preferred embodiment.Described roll-out tray 1 comprises support arm 11, connects link arm 12 and the pin arm 13 of described support arm 11, and described support arm 11 is hollow-core construction.Described pin arm 13 belows are provided with castor 14, described castor 14 be arranged so that support is convenient mobile, in the time of needs mobile electron blank, only need touch support, by castor 14 with detector array type electronic white boards integrated moving.On described castor 14, be also provided with locking element 141, this locking element 141, for locking castor 14, prevents its rotation.In the time that detector array type electronic white boards moves to target location, can lock castor 14 by locking element 141, castor 14 is no longer rotated, thereby prevent misoperation mobile electron blank.
As shown in Figure 3, be scaffold 2 perspective view of the utility model preferred embodiment.The frame structure that trailing arm 21 about described scaffold 2 is served as reasons and Top Crossbeam 22, lower cross arm 23 form, is provided with slide bar 24 between described Top Crossbeam 22, lower cross arm 23, and described lower cross arm 23 medium positions are provided with mounting hole 231.Described trailing arm 21 lower end plug-in mountings enter in the hollow-core construction support arm 11 of described roll-out tray 1, and lock by the mode such as pin or bolt.
As shown in Figure 4, be the blank bracket 3 plane structure schematic diagram of the utility model preferred embodiment.Described blank bracket 3 comprises two trailing arms 31, be arranged at Top Crossbeam 32, lower cross arm 33 and the middle reinforcement arm 34 of described trailing arm 31 top and bottom, on described lower cross arm 33, be provided with lifting handle 37, while regulating the height of blank bracket 3, hold and on lifting handle 37, carry or drop-down.On described trailing arm 31, sliding sleeve 35 is installed, this sliding sleeve 35 for described scaffold 2 on slide bar 24 match, in the time of blank bracket 3 up-down adjustment, described sliding sleeve 35 is set on described slide bar 24, and slides up and down along described slide bar 24.Described Top Crossbeam 32, lower cross arm 33 ends are provided with the snap fit 36 for placing detector array type electronic white boards, this snap fit 36 is provided with draw-in groove 361, the assembling sets such as bolt are arranged on described grab on blank bracket 3 by described draw-in groove 361, described draw-in groove 361 has certain length, and the diverse location clamping grab 36 by these draw-in groove 361 length directions is to adapt to the placement of detector array type electronic white boards of different area size.
As shown in Figure 5, be the perspective view of projector's arm frame 4 of the utility model preferred embodiment.Described projector hanger 4 comprises, column 41, arm 45, connecting plate 42 and slip ring 43 and slip ring fixing device 44, described slip ring 43 is slidably located on described column 41, and be fixed on described blank bracket 3 by described slip ring fixing device 44, in the time regulating the relative position of described projector arm frame 4 and described blank bracket 3, described column 41 matches to be incorporated in described slip ring 43 with described slip ring 43 and slides up and down.Described arm 45 is installed on described column 41 upper ends, hangs projector for installing, and described connecting plate 42 is installed on described column 41 lower ends, is provided with tapped drive sleeve 421 on described connecting plate 42.
As shown in Figure 6, be the plane structure schematic diagram of the bracket elevation and subsidence regulating device 5 of the utility model preferred embodiment.Described bracket elevation and subsidence regulating device 5 comprises pneumatic spring 51, and these pneumatic spring 5 lower ends are arranged in the mounting hole 231 at described scaffold 2 lower cross arm 23 middle parts, and upper end is fixed on described blank bracket 3 and strengthens arm 34 middle parts.Described pneumatic spring 51 is arranged on to the middle part of described scaffold 2, described blank bracket 3, can keeps the balance of blank bracket 3 while making blank bracket 3 described in lifting, meanwhile, the pneumatic spring 51 that is in vertical position is not easy to occur card gram phenomenon.Described bracket elevation and subsidence regulating device 5 also comprises a braking device 52, and described braking device 52 is arranged on the lifting handle 37 of described blank bracket 3.This braking device 52 is for realizing the on off control of described blank bracket 3 liftings.In the time that needs move described blank bracket 3, hold described lifting handle 37 and by depressing described braking device 52, just can pull up and down described blank bracket 3, when described blank bracket 3 moves to behind target location, unclamp described braking device 52, described blank bracket 3 is just parked on target location.
As shown in Figure 7, be the perspective view of the continuously variable transmittion 6 of the utility model preferred embodiment.Described continuously variable transmittion 6 comprises drive screw 61 and shakes the hand 62, this shake the hand 62 and the lower end of drive screw 61 be arranged on lower cross arm 33 medium positions of described blank bracket 3, the drive sleeve 421 on the connecting plate 42 of described projector hanger 4 is passed in the upper end of described drive screw 61, and matches with the internal thread of this drive sleeve 421.When need to regulate between described projector arm frame 4 and described blank bracket 3 relative position time, can shake the hand 62 by rotation, the described described drive screw 61 of 62 drive of shaking the hand rotates, this screw rod 61 is by coordinating with it drive sleeve 421 to drive described projector arm frame 4 to move up and down, thereby realizes the electrodeless adjusting of the relative position of projector's arm frame 4 and blank bracket 3.
As shown in Figure 8, be the position relationship schematic diagram of the counter weight device 7 of the utility model preferred embodiment.The upper end of described counter weight device 7 connects the upper end of the left and right trailing arm 21 of described scaffold 2, and lower end is arranged on described roll-out tray 1.This counter weight device 7 can be steel cable, or other has the structure of similar effect.When the lifting support entirety of described detector array type electronic white boards has been assembled, or in use due to the effect of projector, the center of gravity deflection blank bracket front that can make support entirety, the now contact position of scaffold 2 and roll-out tray 1 meeting is because being subject to larger active force, and easily generation damages.The stressing conditions that the contact position that can effectively alleviate scaffold 2 and roll-out tray 1 is set of described counter weight device 7, has increased the steadiness of support.
Should be understood that, above embodiment only, in order to the technical solution of the utility model to be described, is not intended to limit, for a person skilled in the art, the technological scheme that can record above-described embodiment is modified, or part technical characteristics is wherein equal to replacement; And all such modifications and replacement all should belong to the protection domain of the utility model claims.
Claims (10)
1. the lifting support of a detector array type electronic white boards, comprise roll-out tray, scaffold, blank bracket, projector hanger and for regulating the bracket elevation and subsidence regulating device of described blank bracket height, it is characterized in that: also comprise the continuously variable transmittion for regulating described blank bracket and described projector arm frame relative position and be arranged at described scaffold and described roll-out tray between counter weight device, described projector hanger comprises connecting plate, on described connecting plate, be provided with tapped drive sleeve, described continuously variable transmittion is arranged between described projector arm frame and described blank bracket, it comprises drive screw, the lower end of described drive screw is installed on described blank bracket, described drive screw upper end is through the drive sleeve on described projector hanger connecting plate, and match with the internal thread of this drive sleeve.
2. the lifting support of detector array type electronic white boards according to claim 1, it is characterized in that: described projector hanger also comprises column, arm and slip ring and slip ring fixing device, described slip ring flip sleeve is located on described column, and be fixed on described blank bracket by described slip ring fixing device, described arm is installed on described column upper end, and described connecting plate is installed on described column lower end.
3. the lifting support of detector array type electronic white boards according to claim 1, it is characterized in that: described blank bracket is arranged on described scaffold, it comprises two trailing arms, be arranged at two upper lower cross arms and the middle reinforcement arm of described trailing arm top and bottom, on described lower cross arm, be provided with lifting handle, on described trailing arm, sliding sleeve is installed, described upper lower cross arm end is provided with the snap fit for placing detector array type electronic white boards.
4. the lifting support of detector array type electronic white boards according to claim 3, is characterized in that: described snap fit is provided with draw-in groove.
5. the lifting support of detector array type electronic white boards according to claim 1, is characterized in that: described continuously variable transmittion also comprises and shaking the hand, and this is shaken the hand and is installed on described blank bracket.
6. the lifting support of detector array type electronic white boards according to claim 1, it is characterized in that: described scaffold is arranged on described roll-out tray, the serve as reasons frame structure of left and right trailing arm and upper lower cross arm composition of this scaffold, between described upper lower cross arm, be provided with described blank bracket trailing arm on the slide bar that matches of sliding sleeve, described lower cross arm medium position is provided with mounting hole.
7. the lifting support of detector array type electronic white boards according to claim 1, is characterized in that: described counter weight device oblique pull is between described scaffold and described roll-out tray, and its upper end connects the trailing arm upper end, left and right of described scaffold, and lower end connects described roll-out tray.
8. the lifting support of detector array type electronic white boards according to claim 1, it is characterized in that: described bracket elevation and subsidence regulating device is arranged between described blank bracket and described scaffold, it comprises pneumatic spring, this pneumatic spring lower end is arranged in the mounting hole at described scaffold lower cross arm middle part, and upper end is fixed on described blank bracket and strengthens arm middle part.
9. the lifting support of detector array type electronic white boards according to claim 8, is characterized in that: described bracket elevation and subsidence regulating device also comprises braking device, and described braking device is arranged on the lifting handle of described blank bracket.
10. the lifting support of detector array type electronic white boards according to claim 1, is characterized in that: described roll-out tray below is provided with castor, is provided with for locking castor and preventing the locking element of its rotation on described castor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320892057.8U CN203823379U (en) | 2013-12-31 | 2013-12-31 | Lifting support for electronic whiteboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320892057.8U CN203823379U (en) | 2013-12-31 | 2013-12-31 | Lifting support for electronic whiteboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203823379U true CN203823379U (en) | 2014-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320892057.8U Expired - Lifetime CN203823379U (en) | 2013-12-31 | 2013-12-31 | Lifting support for electronic whiteboard |
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| Country | Link |
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| CN (1) | CN203823379U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105605383A (en) * | 2016-03-14 | 2016-05-25 | 上海核工程研究设计院 | Novel adjustable landing mounting frame for large screens |
| CN109027617A (en) * | 2018-07-10 | 2018-12-18 | 葫芦岛智多多科技有限责任公司 | A kind of electronic whiteboard mounting structure |
| CN109058687A (en) * | 2018-09-03 | 2018-12-21 | 安庆金辉煌电子科技股份有限公司 | A kind of electronic whiteboard lifting device with cleaning function |
| CN109084124A (en) * | 2017-06-14 | 2018-12-25 | 鸿富锦精密工业(武汉)有限公司 | The electronic whiteboard of work-saving device and the application work-saving device |
| CN110185898A (en) * | 2019-05-07 | 2019-08-30 | 姚邦裕 | A kind of multi-modal English teaching equipment |
| CN110930778A (en) * | 2019-11-07 | 2020-03-27 | 陕西助智信息技术有限公司 | AR teaching device and using method thereof |
-
2013
- 2013-12-31 CN CN201320892057.8U patent/CN203823379U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105605383A (en) * | 2016-03-14 | 2016-05-25 | 上海核工程研究设计院 | Novel adjustable landing mounting frame for large screens |
| CN109084124A (en) * | 2017-06-14 | 2018-12-25 | 鸿富锦精密工业(武汉)有限公司 | The electronic whiteboard of work-saving device and the application work-saving device |
| CN109027617A (en) * | 2018-07-10 | 2018-12-18 | 葫芦岛智多多科技有限责任公司 | A kind of electronic whiteboard mounting structure |
| CN109027617B (en) * | 2018-07-10 | 2020-08-07 | 瑞安市派乐多教育培训有限公司 | Electronic whiteboard mounting structure |
| CN109058687A (en) * | 2018-09-03 | 2018-12-21 | 安庆金辉煌电子科技股份有限公司 | A kind of electronic whiteboard lifting device with cleaning function |
| CN110185898A (en) * | 2019-05-07 | 2019-08-30 | 姚邦裕 | A kind of multi-modal English teaching equipment |
| CN110185898B (en) * | 2019-05-07 | 2021-04-13 | 姚邦裕 | Multimode english teaching equipment |
| CN110930778A (en) * | 2019-11-07 | 2020-03-27 | 陕西助智信息技术有限公司 | AR teaching device and using method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100000 room C, block C1104, No. 9, 3rd Street, Beijing, Haidian District Patentee after: HITEVISION Co.,Ltd. Address before: 100000 room C, block C1104, No. 9, 3rd Street, Beijing, Haidian District Patentee before: HONGHE TECHNOLOGY Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140910 |