CN215474104U

CN215474104U - Writing board capable of automatically turning

Info

Publication number: CN215474104U
Application number: CN202120472352.2U
Authority: CN
Inventors: 黄孝艳
Original assignee: Guangdong Dibang Furniture Co ltd
Current assignee: Guangdong Dibang Furniture Co ltd
Priority date: 2021-03-04
Filing date: 2021-03-04
Publication date: 2022-01-11
Anticipated expiration: 2031-03-04

Abstract

The utility model discloses a writing board capable of automatically overturning, which comprises a bottom board, wherein supporting boards are movably arranged on the outer walls of two sides of the bottom board through a rotating shaft, mounting seats are arranged on two sides of the outer wall of the top of the bottom board through bolts, supporting rods are movably arranged in the mounting seats through the rotating shaft, positioning seats are welded on the outer wall of the top, close to the supporting rods, of the supporting boards, clamping board grooves are formed in the outer wall of one side, close to the supporting rods, of each positioning seat, the supporting rods are arranged in the clamping board grooves through movable connection with the mounting seats, and pulling grooves are formed in the outer walls of the fixing parts, close to the clamping board grooves, of the positioning seats. According to the utility model, through the arranged mounting seat, when an operator puts the support rod into the clamping plate groove under the action of the rotating shaft, the limit column can be driven to move by utilizing the actions of the inserted rod, the pulling plate and the first spring, so that the fixing function of the operator on the support plate of the device is realized, the stabilizing effect of the device can be improved, and the transportation of the device by the operator is facilitated.

Description

Writing board capable of automatically turning

Technical Field

The utility model relates to the technical field of writing boards, in particular to a writing board capable of automatically turning.

Background

The writing board is a writing plane made of metal plate materials with colors of white, black, green and the like, is a writing tool capable of being repeatedly erased and written, and is usually used for teaching, conference discussion or personal and family note taking.

However, in the process of using a common writing board in the market, the device cannot be effectively supported and the supporting plate of the device cannot be folded, so that the device is inconvenient to transport and the stability of the device is improved; in addition, the traditional device cannot be lifted in the using process, so that the device cannot be used for conveniently observing people with different heights; the conventional tablet body cannot be rotated in the use process, and the applicability of the device is reduced, so that a tablet capable of automatically turning over needs to be designed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects that the device is inconvenient to transport and the stability of the device is enhanced, the device cannot be lifted and the writing board body cannot be rotated in the prior art, and provides an automatic turnover writing board.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a writing board capable of automatically overturning comprises a bottom board, wherein supporting boards are movably arranged on outer walls of two sides of the bottom board through a rotating shaft, mounting seats are arranged on two sides of the outer wall of the top of the bottom board through bolts, supporting rods are movably arranged in the mounting seats through the rotating shaft, positioning seats are welded on the outer wall of the top, close to the supporting rods, of the supporting boards, clamping board grooves are formed in the outer wall of one side, close to the supporting rods, of the positioning seats, the supporting rods are arranged in the clamping board grooves through movable connection with the mounting seats, pulling grooves are formed in the outer wall of the top, close to the clamping board grooves, of the positioning seats, inserting rods are inserted into insertion holes in the inner wall of one side of each pulling groove, pulling plates which are connected to the inner portions of the pulling grooves in a sliding mode are welded on the outer wall, close to the inner portions of the pulling grooves, of the inserting rods, springs are sleeved on the outer wall of one side, close to the supporting rods, of the pulling plates, limiting columns are welded on the outer wall of one side, and a limiting groove is formed in the outer wall of one side, close to the limiting column, of the supporting rod, and the limiting column is connected to the inside of the limiting groove in a sliding mode through the action of a spring and a pulling plate.

Further, the foundation is installed through the bolt in the top outer wall center department of bottom plate, and the inside sliding connection of foundation has the lift post, install through the bolt in the spout of the both sides top inner wall of foundation and be sliding connection's slide bar with the lift post.

Further, there is the threaded rod that is threaded connection with the lift post through bearing movable mounting on the bottom inside wall of foundation, and the welding has the gear on the bottom outer wall of threaded rod, there is the conical gear who meshes mutually with the gear through bearing movable mounting on the one side inner wall that the foundation is close to the gear, and the welding has the commentaries on classics hand that extends to the foundation outside on the opposite side outer wall that the conical gear kept away from the gear.

Further, the mounting bracket is installed through the bolt to the top outer wall of lift post, and has the bull stick through bearing movable mounting on the mounting bracket both sides top inner wall, install the board body through the bolt on the adjacent one end outer wall of bull stick.

Furthermore, the mounting bracket has been seted up near the inside both sides of bull stick and has been rotated the groove, and the bull stick is located to rotate the welding of inslot portion's lateral wall and has the carousel, the welding has the equidistance to be the lug that the annular structure distributes on the lateral wall of carousel.

Further, the lifting groove of rotation groove top both sides sliding connection has the fixed plate, the welding has the fixed block on the bottom inside wall of fixed plate, and rotates the top inner wall center department in groove and seted up the positioning slot, the welding has the location inserted bar on the fixed plate is close to the top outer wall in positioning slot, and has cup jointed No. two springs on the lateral wall that the location inserted bar is located between positioning slot and the fixed plate.

Further, the bottom outer wall both sides of mounting bracket are seted up flutedly, and install the projection through the bolt on the mounting bracket is close to the bottom both sides outer wall of recess, set up the locating hole on the one side outer wall that the bottom plate kept away from each other.

The utility model has the beneficial effects that:

1. through the mount pad that sets up, when the operator put into the inside in cardboard groove with the bracing piece through the effect of pivot, spacing post can utilize the effect of inserted bar, arm-tie and spring to drive spacing post and remove, and then has realized the operator to the fixed function of the device backup pad, makes the device enough promote the device's stable effect, has made things convenient for the operator to the device's transportation again.

2. Through the pivot that sets up, when the operator rotated the board body, the board body drove carousel and lug through the effect of bull stick and rotates, and then makes the operator rotate through the effect of fixed plate, location inserted bar and No. two springs, makes the device rotation function more perfect effectively.

3. Through the gear and the bevel gear that set up, when the operator rotated the hand, the hand rotated the intermeshing through gear and bevel gear and driven the threaded rod and rotated, and then made the device can go up and down, made the device can effectually adjust when facing the people of co-altitude not.

Drawings

FIG. 1 is a schematic structural view of a tablet capable of automatically turning over according to the present invention;

FIG. 2 is a schematic view of an internal structure of a positioning seat of the tablet capable of automatically turning over according to the present invention;

FIG. 3 is a schematic plan view of a bottom pillar and a lifting pillar of the writing board capable of automatically turning over according to the present invention;

FIG. 4 is a schematic view of a mounting bracket of the tablet capable of automatically turning over according to the present invention;

FIG. 5 is a schematic view of an internal structure of a rotation slot of an auto-flipping tablet according to the present invention.

In the figure: the writing board comprises a base plate 1, a supporting plate 2, a mounting seat 3, a supporting rod 4, a positioning seat 5, a clamping plate groove 6, a pulling groove 7, a positioning hole 8, an inserting rod 9, a pulling plate 10, a spring 11, a limiting column 12, a limiting groove 13, a bottom column 14, a lifting column 15, a sliding rod 16, a threaded rod 17, a gear 18, a bevel gear 19, a mounting rack 20, a rotating rod 21, a writing board body 22, a rotating groove 23, a rotating disk 24, a lug 25, a fixing plate 26, a fixing block 27, a positioning slot 28, a positioning inserting rod 29, a spring 30 II, a convex column 31 and a groove 32.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 5, an automatically turnable writing board includes a bottom board 1, a support board 2 movably mounted on the outer wall of the two sides of the bottom board 1 through a rotation shaft, and a mounting seat 3 movably mounted on the two sides of the outer wall of the top of the bottom board 1 through a bolt, a support rod 4 movably mounted inside the mounting seat 3 through a rotation shaft, and a positioning seat 5 welded on the outer wall of the top of the support board 2 near the support rod 4, a clamping board groove 6 formed on the outer wall of one side of the positioning seat 5 near the support rod 4, and the support rod 4 movably connected with the mounting seat 3 and arranged inside the clamping board groove 6, a pulling groove 7 formed on the outer wall of the top of the positioning seat 5 near the clamping board groove 6, and an insertion rod 9 inserted into an insertion hole formed on the inner wall of one side of the pulling groove 7, a pulling plate 10 slidably connected inside the pulling groove 7 welded on the outer wall of one end of the insertion rod 9 near the clamping board groove 6, and a spring 11 sleeved on the outer wall of the insertion rod 9 inside the pulling groove 7, the welding has spacing post 12 on the one side outer wall that arm-tie 10 is close to bracing piece 4, and bracing piece 4 has seted up spacing groove 13 on being close to one side outer wall of spacing post 12, spacing post 12 is through the inside of a spring 11 and arm-tie 10's effect sliding connection to spacing groove 13, backup pad 2 is used for hoisting device's stability, the installation of mount pad 3 is used for being convenient for the operator to the installation of bracing piece 4, bracing piece 4 is used for the effect of playing the location for backup pad 2, the setup of pulling groove 7 has made things convenient for the operator to the installation of arm-tie 10, the grafting of spacing post 12 can effectively be provided power support for the setting up of a spring 11, the grafting that sets up of spacing post 12 of spacing groove 13 is more effective.

Further, the bottom column 14 is installed through the bolt in the top outer wall center department of bottom plate 1, and the inside sliding connection of bottom column 14 has lift post 15, installs through the bolt in the spout of the both sides top inner wall of bottom column 14 and is sliding connection's slide bar 16 with lift post 15, and the bottom column 14 is used for providing mounted position's effect for lift post 15's installation, and slide bar 16's setting makes lift post 15's lift more stable.

Further, there is threaded rod 17 that is threaded connection with lift post 15 through bearing movable mounting on the bottom inside wall of sill post 14, and the welding has gear 18 on the bottom outer wall of threaded rod 17, there is bevel gear 19 with gear 18 engaged with through bearing movable mounting on the one side inner wall that sill post 14 is close to gear 18, and the welding has the rotating handle that extends to sill post 14 outside on the opposite side outer wall that bevel gear 19 kept away from gear 18, threaded rod 17 makes lift function of lift post 15 more perfect with the threaded connection of lift post 15, and bevel gear 19 and gear 18's intermeshing makes lift function of lift post 15 more perfect.

Further, mounting bracket 20 is installed through the bolt to the top outer wall of lift post 15, and has bull stick 21 through bearing movable mounting on the inner wall of mounting bracket 20 both sides top, installs tablet body 22 through the bolt on the one end outer wall that bull stick 21 is adjacent, and mounting bracket 20's setting has made things convenient for the operator to tablet body 22's installation function, and the installation of bull stick 21 makes tablet body 22's rotation more effective.

Further, the mounting bracket 20 has been seted up near the inside both sides of bull stick 21 and has been rotated groove 23, and the bull stick 21 is located to be welded on the inside lateral wall of rotation groove 23 and has been rotated carousel 24, and the welding has the equidistance to be the lug 25 that the annular structure distributes on the lateral wall of carousel 24, and the setting of carousel 24 and lug 25 provides the help for the fixed after the tablet body 22 is rotatory.

Further, it has fixed plate 26 to rotate the lift inslot sliding connection of groove 23 top both sides, the welding has fixed block 27 on the bottom inside wall of fixed plate 26, and the top inner wall center department that rotates groove 23 has seted up positioning slot 28, the welding has location inserted bar 29 on the fixed plate 26 is close to positioning slot 28's the top outer wall, and location inserted bar 29 has cup jointed No. two springs 30 on being located the lateral wall between positioning slot 28 and the fixed plate 26, fixed plate 26 and fixed block 27's mutual collocation use makes carousel 24's fixed function more perfect, No. two springs 30 and location inserted bar 29 set up the fixed function that makes carousel 24 more perfect.

Further, the bottom outer wall both sides of mounting bracket 20 are seted up flutedly 32, and mounting bracket 20 installs projection 31 through the bolt on being close to the bottom both sides outer wall of recess 32, has seted up locating hole 8 on the one side outer wall that bottom plate 1 kept away from each other, and recess 32 and projection 31 set up perfect the fixed function of folding back bracing piece 4 and backup pad 2, and the setting of constant head tank 8 makes the fixed function of the device backup pad 2 more perfect.

The working principle is as follows: when an operator uses the device, firstly, the device is placed at a designated position, when the operator wants to rotate the tablet body 22, the tablet body 22 can be rotated, the rotating turntable 24 is driven by the action of the rotating rod 21 to rotate, so that the turntable 24 can rotate by the action of the convex block 25 and the fixed block 27, when the tablet body 22 rotates to a designated angle, the second spring pushes the fixed plate 26 by the action of the positioning inserted rod 29 and the positioning inserted slot 28, so that the fixed block 27 is clamped on the outer side wall of the convex block 25, when the operator wants to fold the support plate 2, firstly, the pull plate 10 is pulled, the pull plate 10 drives the limit column 15 to withdraw from the inner part of the limit slot 13 by the action of the first spring 11 and the inserted rod 9, then, by rotating the rotating handle, the rotating rod 17 is driven by the mutual meshing of the conical gear 19 and the gear 18 to rotate, at this time, the threaded rod 17 is connected with the lifting column 15 through threads to drive the lifting column 15 to lift up and down on the outer side wall of the sliding rod 16, and finally the supporting rod 4 can be inserted into the groove 32 through the descending of the lifting column 15, and the convex column 31 is inserted into the positioning hole 8.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The writing board capable of automatically overturning comprises a bottom board (1) and is characterized in that supporting boards (2) are movably mounted on outer walls of two sides of the bottom board (1) through rotating shafts, mounting seats (3) are mounted on two sides of an outer wall of the top of the bottom board (1) through bolts, supporting rods (4) are movably mounted inside the mounting seats (3) through the rotating shafts, positioning seats (5) are welded on outer walls of the tops, close to the supporting rods (4), of the supporting boards (2), clamping board grooves (6) are formed in the outer walls of one sides, close to the supporting rods (4), of the positioning seats (5), the supporting rods (4) are arranged inside the clamping board grooves (6) through movable connection with the mounting seats (3), pulling grooves (7) are formed in the outer walls of the tops, close to the clamping board grooves (6), of the positioning seats (5), inserting rods (9) are inserted in inserting holes in the inner walls of one sides of the pulling grooves (7), the welding has the arm-tie (10) of sliding connection in pulling groove (7) inside on the one end outer wall that inserted bar (9) are close to cardboard groove (6), and inserted bar (9) are located and have cup jointed spring (11) on the inside lateral wall in pulling groove (7), the welding has spacing post (12) on the one side outer wall that bracing piece (10) are close to bracing piece (4), and has seted up spacing groove (13) on bracing piece (4) are close to one side outer wall of spacing post (12), spacing post (12) are connected to the inside of spacing groove (13) through the effect sliding connection of a spring (11) and arm-tie (10).

2. The automatically-overturnable writing board according to claim 1, wherein a bottom column (14) is installed at the center of the outer wall of the top of the bottom board (1) through a bolt, a lifting column (15) is slidably connected inside the bottom column (14), and a sliding rod (16) slidably connected with the lifting column (15) is installed in a sliding groove of the inner wall of the top of two sides of the bottom column (14) through a bolt.

3. The automatic turnover writing board of claim 2, wherein a threaded rod (17) in threaded connection with the lifting column (15) is movably mounted on the inner side wall of the bottom column (14) through a bearing, a gear (18) is welded on the outer wall of the bottom end of the threaded rod (17), a conical gear (19) meshed with the gear (18) is movably mounted on the inner wall of one side of the bottom column (14) close to the gear (18) through a bearing, and a rotating handle extending to the outside of the bottom column (14) is welded on the outer wall of the other side of the conical gear (19) far away from the gear (18).

4. The tablet of claim 2, wherein the outer wall of the top of the lifting column (15) is provided with a mounting rack (20) by bolts, the inner walls of the tops of two sides of the mounting rack (20) are movably provided with a rotating rod (21) by a bearing, and the outer wall of one end adjacent to the rotating rod (21) is provided with a tablet body (22) by bolts.

5. The tablet of claim 4, wherein the mounting frame (20) has a rotation groove (23) formed on both sides of the inner portion thereof near the rotation rod (21), and the rotation rod (21) is welded with a rotation plate (24) on the outer side wall thereof located inside the rotation groove (23), and the rotation plate (24) is welded with protrusions (25) distributed in an annular structure at equal intervals on the outer side wall thereof.

6. The automatic turnover writing board according to claim 5, wherein the fixed plate (26) is slidably connected in the lifting grooves on the two sides of the top of the rotating groove (23), the fixed block (27) is welded on the inner side wall of the bottom of the fixed plate (26), the positioning slot (28) is formed in the center of the inner wall of the top of the rotating groove (23), the positioning inserted rod (29) is welded on the outer wall of the top of the fixed plate (26) close to the positioning slot (28), and the second spring (30) is sleeved on the outer side wall of the positioning inserted rod (29) between the positioning slot (28) and the fixed plate (26).

7. The tablet of claim 4, wherein the mounting bracket (20) is provided with grooves (32) on both sides of the outer wall of the bottom portion, and the mounting bracket (20) is provided with protruding columns (31) on the outer wall of both sides of the bottom portion close to the grooves (32) by bolts, and the outer wall of the side of the bottom plate (1) away from each other is provided with positioning holes (8).