CN210581723U - Lifting blackboard - Google Patents
Lifting blackboard Download PDFInfo
- Publication number
- CN210581723U CN210581723U CN201921323602.5U CN201921323602U CN210581723U CN 210581723 U CN210581723 U CN 210581723U CN 201921323602 U CN201921323602 U CN 201921323602U CN 210581723 U CN210581723 U CN 210581723U
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- CN
- China
- Prior art keywords
- blackboard
- transmission
- fixedly connected
- bevel gear
- motor
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Abstract
The utility model relates to a blackboard field especially relates to a lift blackboard, including blackboard frame, fixed mounting bracket, drive mechanism and power device, blackboard frame include blackboard, rack plate, fixed axle, pulley, connecting plate and slide bar, fixed mounting bracket include mounting panel, connection curb plate, track pole, bed plate, slide and last horizontal plate, drive mechanism include transmission bevel gear, worm wheel, transmission shaft and drive gear, power device include motor and motor bevel gear, a lift blackboard still include the clip, the utility model discloses can adjust the blackboard through motor drive and go up and down, easy operation is convenient to use.
Description
Technical Field
The utility model relates to a blackboard field especially relates to a lift blackboard.
Background
The current patent number is CN 201721735543.3's a primary school teaching is with lift blackboard, including blackboard body and fixed plate, fixed plate fixed connection is in the wall body, the lower extreme of fixed plate is equipped with the backup pad, blackboard body's upper end is connected with the ring, the upper end of ring is connected with wire rope, wire rope's upper end is connected with the movable pulley, the top of movable pulley is connected with the fixed pulley through wire rope, the side of fixed pulley is equipped with the directive wheel, fixed pulley and directive wheel fixed connection are in the wall body, the positive fixedly connected with drive wheel of fixed plate, the baffle is installed to blackboard body's lower extreme, the lower extreme of baffle is connected with the album ash box, the surface of drive wheel is equipped with the recess, the side fixedly connected with handle of drive wheel. This is novel to be adjusted through manual and goes up and down, and the complicated use of operation is not convenient.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a lift blackboard can adjust the blackboard through motor drive and go up and down, and easy operation is convenient to use.
The purpose of the utility model is realized through the following technical scheme:
the utility model provides a lifting blackboard, includes blackboard frame, fixed mounting bracket, drive mechanism and power device, blackboard frame sliding connection on fixed mounting bracket, drive mechanism rotate to connect on fixed mounting bracket, drive mechanism meshes the transmission with the blackboard frame and is connected, power device fixed connection at the lower extreme of fixed mounting bracket, power device meshes the transmission with drive mechanism and is connected.
The blackboard frame include blackboard, rack plate, fixed axle, pulley, connecting plate and slide bar, two rack plates of rear end face fixedly connected with of blackboard, the equal fixedly connected with fixed axle in upper and lower both ends of two rack plates, the both ends of two fixed axles are all rotated and are connected with the pulley, two connecting plates of upper end fixedly connected with of the preceding terminal surface of blackboard, slide bar fixed connection is on two connecting plates.
Fixed mounting bracket include the mounting panel, connect the curb plate, the track pole, the bed plate, slide and last horizontal plate, the equal fixedly connected with in both ends of mounting panel connects the curb plate, equal fixedly connected has the track pole on two connection curb plates, the inboard of two track poles all is equipped with the slide, bed plate fixed connection is at the lower extreme of two connection curb plates, go up horizontal plate fixed connection in the upper end of two track poles, be located left two pulley sliding connection in being located left slide, be located two pulley sliding connection on right side in being located the slide on right side.
The transmission mechanism comprises a transmission bevel gear, a worm wheel, a transmission shaft and two transmission gears, the transmission bevel gear is fixedly connected to the lower end of the worm, the worm is rotatably connected to the base plate through a bearing and is axially fixed, the transmission shaft is rotatably connected to the two connecting side plates through the bearing and is axially fixed, the worm wheel is fixedly connected to the middle of the transmission shaft, the worm is in meshed transmission with the worm wheel, the two transmission gears are respectively and fixedly connected to two sides of the transmission shaft, and the two rack plates are respectively in meshed transmission with the two transmission gears.
The power device comprises a motor and a motor bevel gear, the motor is fixedly connected to the lower end face of the base plate, the motor bevel gear is fixedly connected to an output shaft of the motor, and the motor bevel gear is in meshing transmission connection with the transmission bevel gear.
The lifting blackboard further comprises two clamps, and the two clamps are connected to the sliding rod in a sliding mode.
The utility model has the advantages that: the utility model provides a lift blackboard fixes the device on the wall through the mounting panel, connects the electricity with the motor and starts, is connected with transmission bevel gear meshing through motor bevel gear, drives the worm, is connected through worm and worm wheel meshing transmission, drives drive gear and rotates, and rethread drive gear and rack plate meshing drive the blackboard and go up and down, and after the blackboard height is suitable, the stop motor through the auto-lock function of worm and worm wheel, highly fixes the blackboard, and two clips can be convenient for hang the picture.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of the overall structure of the present invention;
fig. 3 is a first structural diagram of the blackboard frame of the present invention;
fig. 4 is a schematic structural diagram of a blackboard frame of the present invention;
fig. 5 is a schematic structural view of the fixing and mounting frame of the present invention;
fig. 6 is a schematic structural diagram of the transmission mechanism of the present invention;
fig. 7 is a schematic structural diagram of the power device of the present invention.
In the figure: a blackboard frame 1; 1-1 of blackboard; a rack plate 1-2; 1-3 of a fixed shaft; 1-4 of a pulley; connecting plates 1-5; 1-6 slide bars; a fixed mounting frame 2; mounting plate 2-1; connecting the side plates 2-2; 2-3 of a track rod; 2-4 of a base plate; 2-5 of a slideway; 2-6 of an upper transverse plate; a transmission mechanism 3; a transmission bevel gear 3-1; 3-2 parts of worm; 3-3 parts of worm wheel; 3-4 parts of a transmission shaft; 3-5 of a transmission gear; a power plant 4; a motor 4-1; a motor bevel gear 4-2; and a clip 5.
Detailed Description
The present invention will be described in further detail with reference to the accompanying fig. 1-7.
The first embodiment is as follows:
as shown in fig. 1-7, a lifting blackboard comprises a blackboard frame 1, a fixed mounting frame 2, a transmission mechanism 3 and a power device 4, wherein the blackboard frame 1 is slidably connected to the fixed mounting frame 2, the transmission mechanism 3 is rotatably connected to the fixed mounting frame 2, the transmission mechanism 3 is in transmission connection with the blackboard frame 1 in a meshing manner, the power device 4 is fixedly connected to the lower end of the fixed mounting frame 2, and the power device 4 is in transmission connection with the transmission mechanism 3 in a meshing manner.
When the blackboard is used, the device is fixed on a wall through the mounting plate 2-1, the motor 4-1 is started by electrifying, the bevel gear 4-2 of the motor is meshed with the bevel gear 3-1 of the transmission to drive the worm 3-2, the worm 3-2 is meshed with the worm wheel 3-3 of the transmission to drive the transmission gear 3-5 to rotate, the transmission gear 3-5 is meshed with the rack plate 1-2 of the transmission gear 3-5 to drive the blackboard 1-1 to ascend and descend, the motor 4-1 is stopped after the blackboard 1-1 is proper in height, the blackboard 1-1 is fixed in height through the self-locking function of the worm 3-2 and the worm wheel 3-3, and the two clamps 5 can be used for conveniently hanging a picture.
The second embodiment is as follows:
as shown in the figures 1-7, the blackboard frame 1 comprises a blackboard 1-1, rack plates 1-2, fixing shafts 1-3, pulleys 1-4, connecting plates 1-5 and sliding rods 1-6, the rear end face of the blackboard 1-1 is fixedly connected with the two rack plates 1-2, the upper end and the lower end of each rack plate 1-2 are fixedly connected with the fixing shafts 1-3, the two ends of each fixing shaft 1-3 are rotatably connected with the pulleys 1-4, the upper end of the front end face of the blackboard 1-1 is fixedly connected with the two connecting plates 1-5, and the sliding rods 1-6 are fixedly connected to the two connecting plates 1-5.
When the blackboard frame 1 is used, a blackboard 1-1 is used for writing, a rack plate 1-2 is used for being matched with a transmission mechanism 3 to drive the blackboard 1-1 to ascend and descend, pulleys 1-4 on a fixed shaft 1-3 are used for sliding on a fixed mounting frame 2, and a connecting plate 1-5 and a sliding rod 1-6 are used for mounting a clip 5.
The third concrete implementation mode:
as shown in fig. 1-7, the fixed mounting frame 2 comprises a mounting plate 2-1, a connecting side plate 2-2, a track rod 2-3, the device comprises base plates 2-4, slideways 2-5 and upper transverse plates 2-6, wherein two ends of a mounting plate 2-1 are fixedly connected with connecting side plates 2-2, two connecting side plates 2-2 are fixedly connected with track rods 2-3, the inner sides of the two track rods 2-3 are respectively provided with a slideway 2-5, the base plates 2-4 are fixedly connected with the lower ends of the two connecting side plates 2-2, the upper transverse plates 2-6 are fixedly connected with the upper ends of the two track rods 2-3, two pulleys 1-4 positioned on the left side are slidably connected in the slideway 2-5 positioned on the left side, and two pulleys 1-4 positioned on the right side are slidably connected in the slideway 2-5 positioned on the right side.
When the fixed mounting frame 2 is used, holes in the mounting plate 2-1 are used for being mounted on a wall through bolts, the connecting side plates 2-2 are used for being connected with the track rods 2-3, the slide ways 2-5 in the track rods 2-3 are used for sliding the pulleys 1-4, the base plate 2-4 is used for mounting the transmission mechanism 3, and the upper transverse plate 2-6 is used for blocking the slide ways 2-5 to prevent the pulleys 1-4 from sliding out.
The fourth concrete implementation mode:
as shown in fig. 1-7, the transmission mechanism 3 comprises a transmission bevel gear 3-1 and a worm 3-2, the worm gear 3-3, the transmission shaft 3-4 and the transmission gears 3-5, the transmission bevel gear 3-1 is fixedly connected to the lower end of the worm 3-2, the worm 3-2 is rotatably connected to the base plate 2-4 through a bearing and is axially fixed, the transmission shaft 3-4 is rotatably connected to the two connecting side plates 2-2 through bearings and is axially fixed, the worm gear 3-3 is fixedly connected to the middle of the transmission shaft 3-4, the worm 3-2 is in meshing transmission connection with the worm gear 3-3, the transmission gears 3-5 are provided with two, the two transmission gears 3-5 are respectively and fixedly connected to two sides of the transmission shaft 3-4, and the two rack plates 1-2 are respectively in meshing transmission connection with the two transmission gears.
When the transmission mechanism 3 is used, the power device 4 drives the transmission bevel gear 3-1, the transmission bevel gear 3-1 drives the worm 3-2, the worm 3-2 is meshed with the transmission worm wheel 3-3, the transmission worm wheel 3-3 drives the transmission shaft 3-4, the transmission shaft 3-4 drives the transmission gear 3-5, the transmission gear 3-5 is meshed with the transmission rack plate 1-2, and the blackboard 1-1 is driven to lift.
The fifth concrete implementation mode:
as shown in the figures 1-7, the power device 4 comprises a motor 4-1 and a motor bevel gear 4-2, the motor 4-1 is fixedly connected to the lower end face of the base plate 2-4, the motor bevel gear 4-2 is fixedly connected to an output shaft of the motor 4-1, and the motor bevel gear 4-2 is in meshing transmission connection with the transmission bevel gear 3-1.
When the power device 4 is used, the motor 4-1 is electrically started to drive the motor bevel gear 4-2, and the motor bevel gear 4-2 is meshed with the transmission bevel gear 3-1.
The sixth specific implementation mode:
as shown in fig. 1-7, the lifting blackboard further comprises two clips 5, and the two clips 5 are connected to the sliding rods 1-6 in a sliding manner. Clip 5 can be used for hanging the picture, is applicable to subject graphic presentation explanation teaching such as english, chinese, geography.
The utility model relates to a lifting blackboard, its theory of use is: when the blackboard is used, the device is fixed on a wall through the mounting plate 2-1, the motor 4-1 is started by electrifying, the bevel gear 4-2 of the motor is meshed with the bevel gear 3-1 of the transmission to drive the worm 3-2, the worm 3-2 is meshed with the worm wheel 3-3 of the transmission to drive the transmission gear 3-5 to rotate, the transmission gear 3-5 is meshed with the rack plate 1-2 of the transmission gear 3-5 to drive the blackboard 1-1 to ascend and descend, the motor 4-1 is stopped after the blackboard 1-1 is proper in height, the blackboard 1-1 is fixed in height through the self-locking function of the worm 3-2 and the worm wheel 3-3, and the two clamps 5 can be used for conveniently hanging a picture. When the blackboard frame 1 is used, a blackboard 1-1 is used for writing, a rack plate 1-2 is used for being matched with a transmission mechanism 3 to drive the blackboard 1-1 to ascend and descend, pulleys 1-4 on a fixed shaft 1-3 are used for sliding on a fixed mounting frame 2, and a connecting plate 1-5 and a sliding rod 1-6 are used for mounting a clip 5. When the fixed mounting frame 2 is used, holes in the mounting plate 2-1 are used for being mounted on a wall through bolts, the connecting side plates 2-2 are used for being connected with the track rods 2-3, the slide ways 2-5 in the track rods 2-3 are used for sliding the pulleys 1-4, the base plate 2-4 is used for mounting the transmission mechanism 3, and the upper transverse plate 2-6 is used for blocking the slide ways 2-5 to prevent the pulleys 1-4 from sliding out. When the transmission mechanism 3 is used, the power device 4 drives the transmission bevel gear 3-1, the transmission bevel gear 3-1 drives the worm 3-2, the worm 3-2 is meshed with the transmission worm wheel 3-3, the transmission worm wheel 3-3 drives the transmission shaft 3-4, the transmission shaft 3-4 drives the transmission gear 3-5, the transmission gear 3-5 is meshed with the transmission rack plate 1-2, and the blackboard 1-1 is driven to lift. When the power device 4 is used, the motor 4-1 is electrically started to drive the motor bevel gear 4-2, and the motor bevel gear 4-2 is meshed with the transmission bevel gear 3-1. Clip 5 can be used for hanging the picture, is applicable to subject graphic presentation explanation teaching such as english, chinese, geography.
Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and those skilled in the art can make variations within the scope of the present invention; modifying; addition or replacement also belong to the protection scope of the utility model.
Claims (6)
1. The utility model provides a lifting blackboard, includes blackboard frame (1), fixed mounting frame (2), drive mechanism (3) and power device (4), its characterized in that: blackboard frame (1) sliding connection on fixed mounting bracket (2), drive mechanism (3) rotate to be connected on fixed mounting bracket (2), drive mechanism (3) are connected with blackboard frame (1) meshing transmission, power device (4) fixed connection at the lower extreme of fixed mounting bracket (2), power device (4) are connected with drive mechanism (3) meshing transmission.
2. A lifting blackboard according to claim 1, characterised in that: the blackboard frame (1) comprises a blackboard (1-1), rack plates (1-2), fixed shafts (1-3), pulleys (1-4), connecting plates (1-5) and sliding rods (1-6), wherein the rear end face of the blackboard (1-1) is fixedly connected with the two rack plates (1-2), the upper end and the lower end of each rack plate (1-2) are fixedly connected with the fixed shafts (1-3), the two ends of each fixed shaft (1-3) are rotatably connected with the pulleys (1-4), the upper end of the front end face of the blackboard (1-1) is fixedly connected with the two connecting plates (1-5), and the sliding rods (1-6) are fixedly connected onto the two connecting plates (1-5).
3. A lifting blackboard according to claim 2, characterised in that: the fixed mounting frame (2) comprises a mounting plate (2-1), connecting side plates (2-2), rail rods (2-3), a base plate (2-4), a slide way (2-5) and an upper transverse plate (2-6), wherein the two ends of the mounting plate (2-1) are fixedly connected with the connecting side plates (2-2), the two connecting side plates (2-2) are fixedly connected with the rail rods (2-3), the inner sides of the two rail rods (2-3) are respectively provided with the slide way (2-5), the base plate (2-4) is fixedly connected with the lower ends of the two connecting side plates (2-2), the upper transverse plate (2-6) is fixedly connected with the upper ends of the two rail rods (2-3), and the two pulleys (1-4) positioned on the left side are slidably connected in the slide way (2-5) positioned on the left side, the two pulleys (1-4) on the right side are connected in a sliding way (2-5) on the right side in a sliding way.
4. A lifting blackboard according to claim 3, characterised in that: the transmission mechanism (3) comprises a transmission bevel gear (3-1), a worm (3-2), a worm wheel (3-3), a transmission shaft (3-4) and transmission gears (3-5), the transmission bevel gear (3-1) is fixedly connected to the lower end of the worm (3-2), the worm (3-2) is rotatably connected to a base plate (2-4), the transmission shaft (3-4) is rotatably connected to two connecting side plates (2-2), the worm wheel (3-3) is fixedly connected to the middle part of the transmission shaft (3-4), the worm (3-2) is in meshing transmission connection with the worm wheel (3-3), two transmission gears (3-5) are arranged, the two transmission gears (3-5) are respectively and fixedly connected to two sides of the transmission shaft (3-4), the two rack plates (1-2) are respectively meshed with the two transmission gears (3-5) for transmission connection.
5. A lifting blackboard according to claim 4, characterised in that: the power device (4) comprises a motor (4-1) and a motor bevel gear (4-2), the motor (4-1) is fixedly connected to the lower end face of the base plate (2-4), the motor bevel gear (4-2) is fixedly connected to an output shaft of the motor (4-1), and the motor bevel gear (4-2) is in meshing transmission connection with the transmission bevel gear (3-1).
6. A lifting blackboard according to claim 2, characterised in that: the lifting blackboard further comprises two clamps (5), and the two clamps (5) are connected to the sliding rods (1-6) in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921323602.5U CN210581723U (en) | 2019-08-15 | 2019-08-15 | Lifting blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921323602.5U CN210581723U (en) | 2019-08-15 | 2019-08-15 | Lifting blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210581723U true CN210581723U (en) | 2020-05-22 |
Family
ID=70699846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921323602.5U Expired - Fee Related CN210581723U (en) | 2019-08-15 | 2019-08-15 | Lifting blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210581723U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112258906A (en) * | 2020-11-16 | 2021-01-22 | 聊城职业技术学院 | Intelligent teaching device based on internet |
| CN112455128A (en) * | 2020-11-25 | 2021-03-09 | 安徽文香信息技术有限公司 | Mounting structure based on over-and-under type wisdom blackboard |
-
2019
- 2019-08-15 CN CN201921323602.5U patent/CN210581723U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112258906A (en) * | 2020-11-16 | 2021-01-22 | 聊城职业技术学院 | Intelligent teaching device based on internet |
| CN112455128A (en) * | 2020-11-25 | 2021-03-09 | 安徽文香信息技术有限公司 | Mounting structure based on over-and-under type wisdom blackboard |
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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: 20200522 Termination date: 20210815 |