CN212860896U - Writing board with lifting function - Google Patents
Writing board with lifting function Download PDFInfo
- Publication number
- CN212860896U CN212860896U CN202021863219.1U CN202021863219U CN212860896U CN 212860896 U CN212860896 U CN 212860896U CN 202021863219 U CN202021863219 U CN 202021863219U CN 212860896 U CN212860896 U CN 212860896U
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- China
- Prior art keywords
- fixedly connected
- frame
- supporting
- lifting function
- hinge
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- 230000005540 biological transmission Effects 0.000 claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 230000001174 ascending effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
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Abstract
The utility model discloses a writing board with lifting function, each lifting mechanism comprises a motor, a winch, an output gear, a transmission gear, a rotating shaft and a hinge, a plurality of through holes are arranged at the upper end of a support column, the motor is fixedly connected with the support column and positioned at the outer side of the support column, the output end of the motor passes through the through hole at the top of the support column and runs through the output gear, the output gear is meshed with the transmission gear, the rotating shaft passes through the transmission gear, the end of the rotating shaft far away from the support column is fixedly connected with the winch, one end of the hinge is fixedly connected with the winch, the other end of the hinge is fixedly connected with a main board, the motor is started to drive the output gear to rotate, force is transmitted to the winch through the transmission gear, and the winch rotates to drive the hinge, therefore, the hinge pulls the main board to rise, so that a user does not need to adjust the writing posture, and the labor is saved.
Description
Technical Field
The utility model relates to a teaching aid technical field especially relates to a clipboard with raising and lowering functions.
Background
The clipboard is all used on a large scale in official working and teaching, but traditional clipboard can't match with user's height, needs the user to adjust by oneself and writes the posture, and very labouring during the use.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a clipboard with raising and lowering functions aims at solving prior art, and traditional clipboard can't with user's height phase-match, needs the user to adjust by oneself and writes the posture, very hard technical problem during the use.
In order to achieve the above object, the utility model discloses a writing board with lifting function, which comprises a main board, a supporting frame and two lifting mechanisms, wherein the supporting frame comprises a connecting rod and two supporting bodies, the connecting rod is arranged between the two supporting bodies, each supporting body comprises a supporting column and a sliding rail, the sliding rail is fixedly connected with the supporting column and is positioned at the inner side of the supporting column, the main board is slidably connected with the supporting frame in the sliding rail, each lifting mechanism comprises a motor, a winch, an output gear, a transmission gear, a rotating shaft and a hinge, a plurality of through holes are arranged at the upper end of the supporting column, the motor is fixedly connected with the supporting column and is positioned at the outer side of the supporting column, the output end of the motor passes through the through hole at the top of the supporting column and penetrates through the output gear, one end of the rotating shaft, the other end of the rotating shaft penetrates through the transmission gear, the output gear is meshed with the transmission gear, the tail end, far away from the supporting column, of the rotating shaft is fixedly connected with the winch, one end of the hinge is fixedly connected with the winch, and the other end of the hinge is fixedly connected with the main board.
Each slide rail comprises a first folded plate, a second folded plate and a cover plate, the cover plate is fixedly connected with the support column and is positioned above the support column, one end of the cover plate is fixedly connected with the first folded plate, the other end of the cover plate is fixedly connected with the second folded plate, and the first folded plate is parallel to the second folded plate.
The main board comprises a board body, a frame and a placing board, wherein the board body is fixedly connected with the frame and is located inside the frame, pulleys are arranged on two sides of the frame, and the placing board is fixedly connected with the board body and is located below the board body.
The frame is characterized in that connecting blocks are further arranged on two sides of the frame and located in the sliding rails, the connecting blocks are fixedly connected with the hinges, and the frame is made of metal materials.
Wherein, the clipboard with raising and lowering functions still includes two and removes the frame, two it sets up respectively to remove the frame the both ends of connecting rod.
Wherein, every remove the frame and include connecting plate, horizontal pole and two and remove the wheel, the one end of connecting plate with connecting rod fixed connection, the other end of connecting plate with horizontal pole fixed connection, the both ends of horizontal pole are provided with respectively remove the wheel.
The writing board with the lifting function is further provided with a plurality of shaft sleeves, and the shaft sleeves are sleeved outside the rotating shaft.
The beneficial effects of the utility model are embodied in: each lifting mechanism comprises a motor, a winch, an output gear, a transmission gear, a rotating shaft and a hinge, wherein a plurality of through holes are formed in the upper end of the supporting column, the motor is fixedly connected with the supporting column and positioned outside the supporting column, the output end of the motor penetrates through the through hole in the uppermost part of the supporting column and penetrates through the output gear, the output gear is meshed with the transmission gear, the rotating shaft penetrates through the transmission gear, the tail end of the rotating shaft, far away from the supporting column, is fixedly connected with the winch, one end of the hinge is fixedly connected with the winch, the other end of the hinge is fixedly connected with the main board, the motor is started to drive the output gear to rotate, force is transmitted to the winch through the transmission gear, the winch rotates to drive the hinge, and the main board is pulled to ascend by the, the user does not need to adjust the writing posture, and the labor is saved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a writing board with a lifting function according to the present invention.
Fig. 2 is a side view of a writing board with a lifting function according to the present invention.
Fig. 3 is a cross-sectional view of the a-a line structure of fig. 2 according to the present invention.
1-a writing board with lifting function, 2-a main board, 3-a support frame, 4-a lifting mechanism, 31-a connecting rod, 32-a support body, 321-a support column, 322-a slide rail, 41-a motor, 42-a winch, 43-an output gear, 44-a transmission gear, 45-a rotating shaft, 46-a hinge, 323-a first folded plate, 324-a second folded plate, 325-a cover plate, 21-a board body, 22-a frame, 23-a placing plate, 24-a pulley, 221-a connecting block, 5-a moving frame, 51-a connecting plate, 52-a cross rod, 53-a moving wheel and 6-a shaft sleeve.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. In addition, in the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
Referring to fig. 1 to 3, the present invention provides a writing board 1 with a lifting function, including a main board 2, a supporting frame 3 and two lifting mechanisms 4, where the supporting frame 3 includes a connecting rod 31 and two supporting bodies 32, the connecting rod 31 is disposed between the two supporting bodies 32, each supporting body 32 includes a supporting post 321 and a sliding rail 322, the sliding rail 322 is fixedly connected to the supporting post 321 and is located inside the supporting post 321, the main board 2 and the supporting frame 3 are slidably connected inside the sliding rail 322, each lifting mechanism 4 includes a motor 41, a capstan 42, an output gear 43, a transmission gear 44, a rotating shaft 45 and a hinge 46, the upper end of the supporting post 321 is provided with a plurality of through holes, the motor 41 is fixedly connected to the supporting post 321 and is located outside the supporting post 321, an output end of the motor 41 passes through the through hole above the supporting post 321, the output gear 43 is penetrated through, one end of the rotating shaft 45 penetrates through other through holes, the other end of the rotating shaft 45 penetrates through the transmission gear 44, the output gear 43 is meshed with the transmission gear 44, the tail end of the rotating shaft 45, which is far away from the supporting column 321, is fixedly connected with the winch 42, one end of the hinge 46 is fixedly connected with the winch 42, and the other end of the hinge 46 is fixedly connected with the main board 2.
In this embodiment, each of the lifting mechanisms 4 includes a motor 41, a winch 42, an output gear 43, a transmission gear 44, a rotation shaft 45 and a hinge 46, the upper end of the supporting column 321 is provided with a plurality of through holes, the motor 41 is fixedly connected with the supporting column 321 and located outside the supporting column 321, the output end of the motor 41 passes through the through hole at the uppermost position of the supporting column 321 and penetrates through the output gear 43, the output gear 43 is engaged with the transmission gear 44, the rotation shaft 45 passes through the transmission gear 44, the end of the rotation shaft 45 far away from the supporting column 321 is fixedly connected with the winch 42, one end of the hinge 46 is fixedly connected with the winch 42, the other end of the hinge 46 is fixedly connected with the main board 2, the motor 41 is started to drive the output gear 43 to rotate, and the force is transmitted to the winch 42 through the transmission gear 44, the winch 42 rotates to drive the hinge 46, so that the hinge 46 pulls the main board 2 to ascend, and a user does not need to adjust the writing posture, and the labor is saved.
Further, the size of the transmission gear 44 can be set according to specific requirements, and the position of the through hole corresponds to the size of the transmission gear.
In this embodiment, the size of the transmission gear 44 can be changed, and the rotation shaft 45 is adjusted to be inserted into the through hole at the corresponding position, so that the transmission gear 44 is engaged with the output gear 43, thereby adjusting the ascending speed of the main board 2, which is more convenient for a user.
Further, each slide rail 322 includes a first flap 323, a second flap 324 and a cover 325, the cover 325 is fixedly connected to the supporting column 321 and located above the supporting column 321, one end of the cover 325 is fixedly connected to the first flap 323, the other end of the cover 325 is fixedly connected to the second flap 324, and the first flap 323 and the second flap 324 are parallel to each other.
In this embodiment, the first folding plate 323, the second folding plate 324 and the cover plate 325 are all fixedly connected to the support column 321, and are integrally formed during production, so that the structure is firmer.
Further, the main board 2 includes a board body 21, a frame 22 and a placing board 23, the board body 21 is fixedly connected to the frame 22 and is located inside the frame 22, pulleys 24 are disposed on two sides of the frame 22, and the placing board 23 is fixedly connected to the board body 21 and is located below the board body 21.
In this embodiment, the pulley 24 enhances the sliding force and is faster when the lifting mechanism 4 drives the main board 2.
Furthermore, the two sides of the frame 22 are also provided with connecting blocks 221, the connecting blocks 221 are located in the sliding rails 322, and the connecting blocks 221 are fixedly connected with the hinges 46.
In this embodiment, the connection block 221 is fixedly connected to the frame 22, the hinge 46 pulls the connection block 221 to drive the frame 22 to ascend, and the connection block 221 is hidden inside the slide rail 322, so that the writing board 1 with the ascending and descending function is more beautiful.
Further, the writing board 1 with the lifting function further includes two moving frames 5, and two ends of the connecting rod 31 are respectively provided with one of the moving frames 5.
In the present embodiment, the movable stand 5 facilitates storage of the writing board 1 having the lifting function.
Further, each moving frame 5 comprises a connecting plate 51, a cross rod 52 and two moving wheels 53, one end of the connecting plate 51 is fixedly connected with the connecting rod 31, the other end of the connecting plate 51 is fixedly connected with the cross rod 52, and the two ends of the cross rod 52 are respectively provided with the moving wheels 53.
In this embodiment, the connecting plate 51 is fixedly connected to the connecting rod 31, and the cross bar 52 is fixedly connected to the connecting plate 51, so that the structure is more firm.
Further, the writing board 1 with the lifting function is further provided with a plurality of shaft sleeves 6, and the shaft sleeves 6 are sleeved outside the rotating shaft 45.
In this embodiment, the hub 6 allows the transmission gear 44 to rotate without being displaced.
While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.
Claims (7)
1. A writing board with lifting function is characterized by comprising a main board, a supporting frame and two lifting mechanisms, wherein the supporting frame comprises a connecting rod and two supporting bodies, the connecting rod is arranged between the two supporting bodies, each supporting body comprises a supporting column and a sliding rail, the sliding rail is fixedly connected with the supporting column and is positioned on the inner side of the supporting column, the main board is slidably connected with the supporting frame in the sliding rail, each lifting mechanism comprises a motor, a winch, an output gear, a transmission gear, a rotating shaft and a hinge, the upper end of the supporting column is provided with a plurality of through holes, the motor is fixedly connected with the supporting column and is positioned on the outer side of the supporting column, the output end of the motor penetrates through the through holes above the supporting column and penetrates through the output gear, one end of the rotating shaft penetrates through other through holes, the other end of the rotating shaft penetrates through the transmission gear, the output gear is meshed with the transmission gear, the tail end, far away from the supporting column, of the rotating shaft is fixedly connected with the winch, one end of the hinge is fixedly connected with the winch, and the other end of the hinge is fixedly connected with the main board.
2. The tablet with lifting function according to claim 1,
every the slide rail includes first folded plate, second folded plate and apron, the apron with support column fixed connection, and be located the top of support column, the one end of apron with first folded plate fixed connection, the other end of apron with second folded plate fixed connection, first folded plate with the second folded plate is parallel to each other.
3. The tablet with lifting function according to claim 1,
the mainboard includes plate body, frame and places the board, the plate body with frame fixed connection to be located the inside of frame, the frame both sides are provided with the pulley, place the board with plate body fixed connection, and be located the below of plate body.
4. The tablet having a lifting function according to claim 3,
the frame both sides still are provided with the connecting block, the connecting block is located among the slide rail, the connecting block with hinge fixed connection.
5. The tablet with lifting function according to claim 1,
the writing board with the lifting function further comprises two moving frames, and the two moving frames are arranged at two ends of the connecting rod respectively.
6. The tablet having a lifting function according to claim 5,
every remove the frame and include connecting plate, horizontal pole and two and remove the wheel, the one end of connecting plate with connecting rod fixed connection, the other end of connecting plate with horizontal pole fixed connection, the both ends of horizontal pole are provided with respectively remove the wheel.
7. The tablet with lifting function according to claim 1,
the writing board with the lifting function is further provided with a shaft sleeve, and the shaft sleeve is sleeved outside the rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021863219.1U CN212860896U (en) | 2020-08-31 | 2020-08-31 | Writing board with lifting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021863219.1U CN212860896U (en) | 2020-08-31 | 2020-08-31 | Writing board with lifting function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212860896U true CN212860896U (en) | 2021-04-02 |
Family
ID=75194801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021863219.1U Expired - Fee Related CN212860896U (en) | 2020-08-31 | 2020-08-31 | Writing board with lifting function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212860896U (en) |
-
2020
- 2020-08-31 CN CN202021863219.1U patent/CN212860896U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20210402 |