CN216133647U - Elevator advertisement projection arrangement - Google Patents
Elevator advertisement projection arrangement Download PDFInfo
- Publication number
- CN216133647U CN216133647U CN202122048965.6U CN202122048965U CN216133647U CN 216133647 U CN216133647 U CN 216133647U CN 202122048965 U CN202122048965 U CN 202122048965U CN 216133647 U CN216133647 U CN 216133647U
- Authority
- CN
- China
- Prior art keywords
- fixed
- case
- driving gear
- stepping motor
- lifting column
- 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.)
- Active
Links
Images
Landscapes
- Projection Apparatus (AREA)
Abstract
The utility model discloses an elevator advertisement projection device, and particularly relates to the technical field of paperless conferences. According to the elevator advertisement projection device, the first switch, the first stepping motor, the first driving gear and the rack are arranged, so that a user can adjust the lifting column up and down conveniently, and the height of a projector can be adjusted conveniently; through switch two, step motor two, driving gear two and driven gear, the inclination of user's regulation projecting apparatus of being convenient for more has solved present projection arrangement for paperless meeting, and altitude mixture control is too inconvenient and inclination adjusts too inconvenient problem.
Description
Technical Field
The utility model relates to the technical field of paperless conferences, in particular to an elevator advertisement projection device.
Background
Present elevator advertisement projection arrangement, when the projecting apparatus height is adjusted to needs, altitude mixture control is too inconvenient, when the inclination of projecting apparatus is adjusted to needs moreover, the inclination of projecting apparatus is adjusted too inconveniently.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provides an elevator advertisement projection device, which solves the problems that the height of the existing paperless projection device for meetings is too inconvenient to adjust and the inclination angle of the existing paperless projection device for meetings is too inconvenient to adjust.
The technical scheme adopted by the utility model for solving the technical problems is as follows: an elevator advertisement projection device comprises a projector, wherein the lower end of the projector is provided with a column sleeve, and a lifting column is connected inside the column sleeve in a sliding manner;
the left end of the column sleeve is provided with a slide way, the upper end of the slide way penetrates through the column sleeve, a case is fixed at the left end of the column sleeve, the right end of the case is an open end, the slide way is communicated with the case, the right side of the upper end of the case is provided with an opening, the opening penetrates through the right end of the case, a first stepping motor is fixed at the upper side of the rear end inside the case, the driving end of the first stepping motor is rotatably connected with a first motor shaft, the front end of the first motor shaft is fixed with a first driving gear, the left end of the lifting column is fixed with a rack, the left end of the rack extends out of the slide way, the rack is in sliding connection with the opening, and the rack is positioned at the right side of the first driving gear and is in transmission connection with the driving gear;
the lifting column is characterized in that the left side and the right side of the upper end of the lifting column are both fixed with lower connecting plates, upper connecting plates are movably arranged between the lower connecting plates, a rotating shaft is fixed outside the upper connecting plates, the left end and the right end of the rotating shaft penetrate through the lower connecting plates to be connected with lower connecting plate bearings, driven gears are fixed at the right ends of the rotating shaft, a second stepping motor is fixedly mounted on the upper side of the right end of the lifting column, a second driving gear is rotatably connected to the driving end of the second stepping motor, and the second driving gear is located below the driven gears and is in transmission connection with the driven gears.
Preferably, the column jacket lower extreme is fixed with the mounting panel, the screw hole has all been opened in mounting panel upper end four corners.
Preferably, a maintenance window is arranged at the left end of the case, and a case cover is connected to the inside of the maintenance window through screws.
Preferably, the right end of the inner wall of the column sleeve is provided with a sliding groove, the upper end of the sliding groove is an open end, a sliding block is fixed on the lower side of the right end of the lifting column, the sliding block is connected with the sliding groove in a sliding mode, the right end of the sliding block is provided with an arc-shaped groove, a shaft rod is fixed inside the arc-shaped groove, the outer portion of the shaft rod is rotatably connected with a roller, the right end of the roller extends out of the arc-shaped groove, and the roller is connected with the sliding groove in a rolling mode.
Preferably, a first switch is installed at the rear end of the case and electrically connected with the first stepping motor.
Preferably, a second switch is installed on the upper right side of the rear end of the lifting column and electrically connected with the second stepping motor.
Compared with the prior art, the utility model has the following beneficial effects: according to the elevator advertisement projection device, the first switch, the first stepping motor, the first driving gear and the rack are arranged, so that a user can adjust the lifting column up and down conveniently, and the height of a projector can be adjusted conveniently; through switch two, step motor two, driving gear two and driven gear, the inclination of user's regulation projecting apparatus of being convenient for more.
Drawings
FIG. 1 is an overall schematic view of the present invention;
FIG. 2 is a schematic overall front sectional view of the present invention;
FIG. 3 is an enlarged view of a portion A of FIG. 2 according to the present invention;
fig. 4 is an overall rear plan view of the present invention.
In the figure: the system comprises a projector 1, a lifting column 2, a column 3, a column sleeve 4, a mounting plate 5, a screw hole 5, a cabinet 6, a cabinet cover 7, a maintenance window 8, a 9 opening, a rack 10, a stepping motor I11, a motor shaft I12, a driving gear I13, a slideway 14, a chute 15, a stepping motor II 16, a motor shaft II 17, a driving gear II 18, a lower connecting plate 19, a rotating shaft 20, a driven gear 21, an upper connecting plate 22, a sliding block 23, an arc-shaped groove 24, a shaft rod 25, a roller 26, a switch I27 and a switch II 28.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
As shown in fig. 1 to 4, an elevator advertisement projection device includes a projector 1, a column sleeve 3 is disposed at a lower end of the projector 1, a lifting column 2 is slidably connected inside the column sleeve 3, a slide way 14 is opened at a left end of the column sleeve 3, an upper end of the slide way 14 penetrates through the column sleeve 3, a case 6 is fixed at a left end of the column sleeve 3, a right end of the case 6 is an open end, the slide way 14 is communicated with the case 6, an opening 9 is opened at a right side of an upper end of the case 6, the opening 9 penetrates through a right end of the case 6, a first stepping motor 11 is fixed at an upper side of a rear end inside the case 6, a driving end of the first stepping motor 11 is rotatably connected with a first motor shaft 12, a first driving gear 13 is fixed at a front end of the first motor shaft 12, a rack 10 is fixed at a left end of the lifting column 2, the slide way 14 extends out of the left end of the rack 10, the rack 10 is slidably connected with the opening 9, the rack 10 is located at a right side of the first driving gear 13 and is in transmission connection with the first driving gear 13, the first stepping motor 11 can drive the first motor shaft 12 to rotate, when the first motor shaft 12 rotates forwards, the first driving gear 13 is driven to rotate forwards, the first driving gear 13 and the rack 10 drive the rack 10 to move downwards along the slide way 14, and therefore the rack 10 can drive the lifting column 2 to move downwards;
on the contrary, when the motor shaft 12 rotates reversely, the driving gear 13 is driven to rotate reversely, and at this time, the driving gear 13 and the rack 10 drive the rack 10 to move up along the slide way 14, so that the rack 10 drives the lifting column 2 to move up, thereby being convenient for driving the projector 1 to move up and down through the lifting column 2.
The left side and the right side of the upper end of the lifting column 2 are both fixed with a lower connecting plate 19, an upper connecting plate 22 is movably arranged between the lower connecting plates 19, a rotating shaft 20 is fixed outside the upper connecting plate 22, the left end and the right end of the rotating shaft 20 both penetrate through the lower connecting plate 19 to be connected with the lower connecting plate 19 through a bearing, a driven gear 21 is fixed at the right end of the rotating shaft 20, a second stepping motor 16 is fixedly arranged at the upper side of the right end of the lifting column 2, the driving end of the second stepping motor 16 is rotatably connected with a second motor shaft 17, the tail end of the second motor shaft 17 is fixedly provided with a second driving gear 18, the second driving gear 18 is positioned below the driven gear 21 and is in transmission connection with the driven gear 21, the second stepping motor 16 can drive the second motor shaft 17 to rotate, when the second motor shaft 17 rotates forwards, the second driving gear 18 is driven to rotate forwards, and the driven gear 21 rotates backwards along with the transmission of the second driving gear 18 and the driven gear 21, the driven gear 21 drives the rotating shaft 20 to rotate reversely, so that the rotating shaft 20 drives the upper connecting plate 22 to incline forwards;
in addition, when the second motor shaft 17 rotates reversely, the second driving gear 18 is driven to rotate reversely, and the second driving gear 18 and the driven gear 21 are driven to rotate forwardly along with the transmission of the second driving gear 18 and the driven gear 21, so that the driven gear 21 drives the rotating shaft 20 to rotate forwardly, and the rotating shaft 20 drives the upper connecting plate 22 to tilt backwards, so that the projector 1 can be driven to tilt forwards and backwards through the upper connecting plate 22.
The 3 lower extremes of post cover are fixed with mounting panel 4, screw hole 5 has all been opened in 4 upper end four corners of mounting panel, through screw hole 5 in mounting panel 4, can pass screw hole 5 with the screw and fix mounting panel 4 on putting the face.
The left end of the case 6 is provided with a maintenance window 8, the inside of the maintenance window 8 is connected with a case cover 7 through screws, the screws in the case cover 7 are removed, and then the maintenance window 8 is penetrated, so that a user can conveniently maintain the first stepping motor 11.
The right end of the inner wall of the column sleeve 3 is provided with a sliding groove 15 with an open end at the upper end, a sliding block 23 is fixed on the lower side of the right end of the lifting column 2, the sliding block 23 is connected with the sliding groove 15 in a sliding mode, an arc-shaped groove 24 is formed in the right end of the sliding block 23, a shaft rod 25 is fixed inside the arc-shaped groove 24, a roller 26 is rotatably connected to the outer portion of the shaft rod 25, the arc-shaped groove 24 extends out of the right end of the roller 26, the roller 26 is connected with the sliding groove 15 in a rolling mode, when the lifting column 2 slides up and down in the column sleeve 3, the sliding block 23 can be driven to slide inside the sliding groove 15, meanwhile, the roller 26 rolls in the sliding groove 15, and therefore the stability of the lifting column 2 in moving up and down is improved.
The first switch 27 is installed at the rear end of the case 6, the first switch 27 is electrically connected with the first stepping motor 11, and the first switch 27 is provided with an upper key and a lower key, so that the forward and reverse rotation of the first stepping motor 11 can be controlled through the upper key and the lower key.
The second switch 28 is installed on the upper right side of the rear end of the lifting column 2, the second switch 28 is electrically connected with the second stepping motor 16, and the second switch 28 is provided with an upper key and a lower key, so that the forward and reverse rotation of the second stepping motor 16 can be controlled through the upper key and the lower key.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides an elevator advertisement projection arrangement, includes the projecting apparatus, the projecting apparatus lower extreme is equipped with the post cover, the inside sliding connection of post cover has lift post, its characterized in that:
the left end of the column sleeve is provided with a slide way, the upper end of the slide way penetrates through the column sleeve, a case is fixed at the left end of the column sleeve, the right end of the case is an open end, the slide way is communicated with the case, the right side of the upper end of the case is provided with an opening, the opening penetrates through the right end of the case, a first stepping motor is fixed at the upper side of the rear end inside the case, the driving end of the first stepping motor is rotatably connected with a first motor shaft, the front end of the first motor shaft is fixed with a first driving gear, the left end of the lifting column is fixed with a rack, the left end of the rack extends out of the slide way, the rack is in sliding connection with the opening, and the rack is positioned at the right side of the first driving gear and is in transmission connection with the driving gear;
the lifting column is characterized in that the left side and the right side of the upper end of the lifting column are both fixed with lower connecting plates, upper connecting plates are movably arranged between the lower connecting plates, a rotating shaft is fixed outside the upper connecting plates, the left end and the right end of the rotating shaft penetrate through the lower connecting plates to be connected with lower connecting plate bearings, driven gears are fixed at the right ends of the rotating shaft, a second stepping motor is fixedly mounted on the upper side of the right end of the lifting column, a second driving gear is rotatably connected to the driving end of the second stepping motor, and the second driving gear is located below the driven gears and is in transmission connection with the driven gears.
2. An elevator advertisement projection arrangement as defined in claim 1, wherein: the post sleeve lower extreme is fixed with the mounting panel, the screw hole has all been opened in mounting panel upper end four corners.
3. An elevator advertisement projection arrangement as defined in claim 1, wherein: the machine case is characterized in that a maintenance window is arranged at the left end of the machine case, and a case cover is connected to the interior of the maintenance window through screws.
4. An elevator advertisement projection arrangement as defined in claim 1, wherein: the column sleeve is characterized in that a sliding groove with an open end at the upper end is formed in the right end of the inner wall of the column sleeve, a sliding block is fixed on the lower side of the right end of the lifting column and is connected with the sliding groove in a sliding mode, an arc-shaped groove is formed in the right end of the sliding block, a shaft rod is fixed inside the arc-shaped groove, a roller is rotatably connected to the outer portion of the shaft rod, the arc-shaped groove extends out of the right end of the roller, and the roller is connected with the sliding groove in a rolling mode.
5. An elevator advertisement projection arrangement as defined in claim 1, wherein: the rear end of the case is provided with a first switch, and the first switch is electrically connected with the first stepping motor.
6. An elevator advertisement projection arrangement as defined in claim 1, wherein: and a second switch is arranged on the upper right side of the rear end of the lifting column and is electrically connected with the second stepping motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122048965.6U CN216133647U (en) | 2021-08-28 | 2021-08-28 | Elevator advertisement projection arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122048965.6U CN216133647U (en) | 2021-08-28 | 2021-08-28 | Elevator advertisement projection arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216133647U true CN216133647U (en) | 2022-03-25 |
Family
ID=80771974
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122048965.6U Active CN216133647U (en) | 2021-08-28 | 2021-08-28 | Elevator advertisement projection arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216133647U (en) |
-
2021
- 2021-08-28 CN CN202122048965.6U patent/CN216133647U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110260119B (en) | Screen turning device of paperless conference system | |
| US20060108900A1 (en) | Display device for vehicle | |
| CN216133647U (en) | Elevator advertisement projection arrangement | |
| CN114278825A (en) | Diversified information display device is used in ERP software development | |
| CN109729670B (en) | Synchronous lifting mechanism | |
| CN209949620U (en) | Synchronous lifting mechanism | |
| CN115539779A (en) | Ceiling type projector with adjustable projector angle | |
| CN215215529U (en) | Multimedia touch device integrated with printing function | |
| CN114607887A (en) | Multifunctional multimedia teaching device | |
| CN212927552U (en) | Novel electric retractable door | |
| CN213271697U (en) | But projecting apparatus mounting bracket of automatically regulated angle | |
| CN114495590A (en) | Sand table show workstation for environmental design | |
| CN112406371A (en) | Rotary lifting type intelligent blackboard and control system thereof | |
| CN112325130A (en) | A show projection equipment for information technology | |
| CN219510513U (en) | Advertisement design display screen with adjustable angle | |
| CN220016697U (en) | Novel display device | |
| CN111543787A (en) | General education equipment based on internet web lessons | |
| CN221145976U (en) | Well accuse screen adjusts structure | |
| CN215730249U (en) | A adjustable display device for software teaching | |
| CN220800525U (en) | Electric dense cabinet ground rail and dense cabinet | |
| CN210398245U (en) | Display screen assembly lifting device for meeting room | |
| CN220303330U (en) | Subtitle generator convenient for height adjustment | |
| CN213827111U (en) | Drilling machine for plastic-steel door and window frame material | |
| CN220152295U (en) | Computer software technology development presentation device | |
| CN219695874U (en) | Novel language barrier evaluation training device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220715 Address after: 421000 No. 09, 10 and 11, building 10, tianzhushangdu, No. 51 Zhurong Road, high tech Zone, Hengyang City, Hunan Province Patentee after: Hunan 456 culture media Co.,Ltd. Address before: 421513 Yanghe Group, Qunli village, Songjiang town, Hengnan County, Hengyang City, Hunan Province Patentee before: Yang Zelin |
|
| TR01 | Transfer of patent right |