CN215936807U - Limiting rotary support for writing board - Google Patents

Abstract

The utility model discloses a limiting rotary support for a writing board, which comprises two oppositely arranged supporting legs and a rotary connecting assembly used for connecting the supporting legs and the writing board, wherein the rotary connecting assembly comprises a rotary connecting piece used for connecting the writing board, a limiting piece used for limiting the position of the rotary connecting piece and a fixing piece used for fixing the rotary connecting piece after the rotary connecting piece rotates to the position, the limiting piece is fixedly connected to the supporting legs, and after the rotary connecting piece rotates to the position, the limiting piece is matched with the fixing piece to fixedly connect the rotary connecting piece to the supporting legs. This spacing runing rest of board can realize 360 degrees rotations of board to realize the fixed of board through the cooperation of locating part and mounting after the rotation, it is nimble convenient to use, can deal with different user demands.

Description

Limiting rotary support for writing board

Technical Field

The utility model belongs to the technical field of writing board supports, and particularly relates to a limiting rotary support for a writing board.

Background

The writing board is a common product in office supplies, is provided with a special pen for writing on, is clear in writing, can be well erased, is the same as chalk for writing on a blackboard, is more convenient to use, has a tendency of replacing the traditional blackboard, and is a good choice for office and family education.

When the writing board is used in places such as offices and the like, the writing board is usually supported and fixed through the writing board support or is directly hung on a wall surface, but the writing board is hung on the wall surface or is supported through the writing board support in a single use mode, and the writing board can be used only at a vertical angle and is inflexible to use.

The utility model is provided to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, a writing board rotation limiting bracket is proposed. In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a spacing runing rest of board, includes the landing leg of two relative settings and is used for connecting the swivelling joint subassembly of landing leg and board, swivelling joint subassembly including the swivelling joint spare that is used for connecting the board, be used for injecing the locating part of swivelling joint spare position and be used for fixed rotation to the swivelling joint spare's behind the position mounting, locating part fixed connection in on the landing leg, swivelling joint spare is rotatory to the position after, locating part and mounting cooperation are with swivelling joint spare fixed connection on the landing leg.

Preferably, a plurality of mutually matched clamping protrusions and clamping grooves are respectively arranged on the rotary connecting piece and the limiting piece, and after the rotary connecting piece rotates to the position, the clamping protrusions corresponding to the position are arranged in the clamping grooves to achieve position limitation of the rotary connecting piece.

Preferably, the rotary connecting piece comprises a U-shaped plate clamping device used for mounting the writing board and a connecting plate arranged on the back face of the U-shaped plate clamping device, the clamping protrusion is arranged on the connecting plate, the limiting part is a limiting plate, and the clamping groove is arranged on the limiting plate.

Preferably, the clamping protrusion is of a hemispherical dot structure, and the clamping groove is a circular hole matched with the clamping protrusion.

Preferably, the plurality of clamping protrusions are arranged at intervals and are positioned on the same circumference.

Preferably, the rotating connection piece further comprises a fastening bolt arranged on the connecting plate, an installation through hole is formed in the limiting plate, a through hole is formed in the position, corresponding to the installation through hole, of the supporting leg, the fixing piece is a nut, the fastening bolt penetrates through the installation through hole in the limiting plate and the through hole in the supporting leg to be connected with the nut, the rotating connection piece rotates to the position, and after the clamping protrusion corresponding to the position is arranged in the clamping groove, the position of the rotating connection piece is fixed through the matching of the fastening bolt and the nut.

Preferably, the middle parts of the limiting plate and the connecting plate are of circular structures, the clamping protrusions are arranged in the middle area of the connecting plate, and the plurality of clamping protrusions are distributed on the circumference which takes the circle center in the middle of the connecting plate as the circle center.

Preferably, the connecting plate is connected to the U-shaped splint device through a bolt, and the middle part of the connecting plate protrudes in the direction away from the U-shaped splint device.

Preferably, a plurality of first through holes are formed in the U-shaped plate clamping device, a plurality of second through holes are formed in the position, corresponding to the through holes in the U-shaped plate clamping device, of the writing board, the writing board and the U-shaped plate clamping device are matched with nuts after penetrating through the first through holes and the second through holes through bolts, and then the writing board is fixedly connected with the U-shaped plate clamping device.

Preferably, a plurality of connecting rods used for connecting the two supporting legs are arranged between the two supporting legs, and a plurality of accommodating parts used for accommodating the blackboard eraser and the writing tools are arranged on the connecting rods positioned on the upper parts.

Preferably, the accommodating part comprises a transverse plate and a hanging plate connected to the transverse plate, the hanging plate is hung on the connecting rod, and the transverse plate is used for placing articles such as an eraser and a writing tool.

Preferably, the lower end of the supporting leg is provided with a plurality of pulleys, and the pulleys are provided with locking mechanisms.

Preferably, the tablet is a double-sided glass plate.

Has the advantages that:

1. the writing board limiting and rotating support provided by the utility model can realize 360-degree rotation of the writing board, and the writing board is fixed through the matching of the limiting piece and the fixing piece after rotation, so that the writing board limiting and rotating support is flexible and convenient to use and can meet different use requirements.

2. The rotary connecting piece and the limiting piece of the writing board limiting rotary support realize the limitation of the position of the writing board through the concave-convex matching of the clamping protrusions and the clamping grooves, and the writing board is placed to rotate in place.

3. The limiting rotary support of the writing board provided by the utility model is simple in structure and convenient to operate.

Drawings

Fig. 1 is a schematic structural view of a tablet rotation-limiting support according to the present invention.

Fig. 2 is a partially enlarged view of a portion a in fig. 1.

Fig. 3 is a schematic structural view of the rotary joint.

Fig. 4 is a schematic structural diagram of the limiting member.

In the figure: 100. a support leg; 200. a writing board; 310. a rotating connector; 311. a U-shaped plate clamping device; 312. a connecting plate; 313. fastening a bolt; 314. clamping convex; 320. a limiting member; 321. mounting a through hole; 322. a card slot; 330. a fixing member; 400. a receiving member.

Detailed Description

In order to make the technical solutions of the present invention better understood, the following description of the technical solutions of the present invention with reference to the accompanying drawings of the present invention is made clearly and completely, and other similar embodiments obtained by a person of ordinary skill in the art without any creative effort based on the embodiments in the present application shall fall within the protection scope of the present application.

As shown in fig. 1-4, the tablet rotation-limiting support provided in this embodiment includes two legs 100 disposed opposite to each other and a rotation connection assembly for connecting the legs 100 and the tablet 200, wherein the legs 100 have a T-shaped structure, and a plurality of pulleys are disposed at the lower ends of the legs 100, and a locking mechanism is disposed on the pulleys, which facilitates the movement and position fixing of the support. A plurality of connecting rods for connecting the two legs 100 are disposed between the two legs 100, and the tablet 200 is disposed between the two legs 100 and above the uppermost connecting rod.

The rotation connection assembly includes a rotation connector 310 for connecting the tablet 200, a stopper 320 for limiting the position of the rotation connector 310, and a fixing member 330 for fixing the rotation connector 310 after rotation to a position, wherein the stopper 320 is fixedly connected to the supporting leg 100, a plurality of mutually matched clamping protrusions 314 and clamping grooves 322 are respectively arranged on the rotation connector 310 and the stopper 320, after the rotation connector 310 rotates to a position, the clamping protrusions 314 corresponding to the position are arranged in the clamping grooves 322 to realize the position limitation of the rotation connector 310, and then the rotation connector 310 is fixedly connected to the supporting leg 100 through the fixing member 330.

Specifically, swivel connected coupler 310 including the U-shaped splint ware 311 that is used for installing board 200, set up in connecting plate 312 at the U-shaped splint ware 311 back with set up the fastening bolt 313 on connecting plate 312, protruding 314 of card set up in on the connecting plate 312, locating part 320 is the limiting plate, draw-in groove 322 set up in on the limiting plate, be provided with installation through-hole 321 on the limiting plate, the position that landing leg 100 corresponds installation through-hole 321 is provided with the through-hole, mounting 330 is the nut, and through-hole and nut on the installation through-hole 321 that fastening bolt 313 passed on the limiting plate and landing leg 100 are connected, and swivel connected coupler 310 rotates to the position, and the protruding 314 of card that corresponds the position is arranged in draw-in groove 322 after, is connected the rigidity that realizes swivel connected coupler 310 through the cooperation of fastening bolt 313 and nut.

In the present embodiment, the nut engaged with the fastening bolt 313 is preferably a star handle provided with a screw hole.

In this embodiment, the locking protrusions 314 are in a hemispherical dot structure, the locking slots 322 are circular holes matched with the locking protrusions 314, the locking protrusions 314 are arranged at intervals, and the locking protrusions 314 are located on the same circumference. Further, the middle parts of the limiting plate and the connecting plate 312 are both of a circular structure, the clamping protrusions 314 are arranged in the middle area of the connecting plate 312, and the plurality of clamping protrusions 314 are distributed on a circumference which takes the circle center in the middle of the connecting plate 312 as the circle center.

The connecting plate 312 is bolted to the clevis 311, and the middle portion of the connecting plate 312 is convex in a direction away from the clevis 311. This arrangement allows the protrusions 314 on the connector plate 312 to be placed in the slots 322 on the retainer plate without interference.

The U-shaped clamp plate 311 is provided with a plurality of first through holes, the position of the writing board 200 corresponding to the through holes on the U-shaped clamp plate 311 is provided with a plurality of second through holes, and the writing board 200 and the U-shaped clamp plate 311 are matched with nuts after passing through the first through holes and the second through holes through bolts to realize the fixed connection of the writing board 200 and the U-shaped clamp plate 311.

The tablet 200 is a double-sided glass plate, and this arrangement makes the tablet 200 more convenient to write.

Further, be provided with a plurality of on the connecting rod that is located upper portion and be used for placing the piece 400 of accomodating of blackboard eraser and writing instrument, accomodating 400 comprises diaphragm and the link plate of connecting on the diaphragm, and the link plate is hung on the connecting rod, and the diaphragm is used for placing articles such as blackboard eraser, writing instrument.

When the support is used, the nut matched with the fastening bolt 313 is screwed, so that the clamping protrusion 314 on the connecting plate 312 is separated from the clamping groove 322, the writing board 200 is rotated, after the rotation to the position, the clamping protrusion 314 on the connecting plate 312 is placed in the clamping groove 322 again, then the nut matched with the fastening bolt 313 is screwed, the fixation of the writing board 200 is realized, and the clamping protrusion 314 is matched with the clamping groove 322 to avoid the rotation of the writing board 200 after the fixation.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (9)

1. The utility model provides a spacing runing rest of board, a serial communication port, including the landing leg of two relative settings and be used for connecting the swivelling joint subassembly of landing leg and board, swivelling joint subassembly including the swivelling joint spare that is used for connecting the board, be used for injecing the locating part of swivelling joint spare position and be used for fixed rotation to the mounting of the swivelling joint spare after the position, locating part fixed connection in on the landing leg, be provided with a plurality of mutually supporting card protruding and draw-in groove on swivelling joint spare and the locating part respectively, swivelling joint spare is rotatory to the position after, and the locating part cooperates with swivelling joint spare fixed connection on the landing leg with the mounting, and the card that corresponds the position is protruding to be arranged in the draw-in groove and is realized swivelling joint spare position and is injectd.

2. The tablet limiting rotation bracket of claim 1, wherein the rotation connector comprises a U-shaped clamp for mounting a tablet and a connecting plate disposed on the back of the U-shaped clamp, the locking protrusion is disposed on the connecting plate, the limiting member is a limiting plate, and the locking slot is disposed on the limiting plate.

3. The tablet limit rotation bracket of claim 2, wherein the locking protrusion is a hemispherical dot structure, and the locking groove is a circular hole matched with the locking protrusion.

4. The tablet limit rotation bracket of claim 3, wherein the plurality of tabs are spaced apart and located on the same circumference.

5. The tablet limiting rotating bracket according to claim 2, wherein the rotating connector further comprises a fastening bolt disposed on the connecting plate, the limiting plate is provided with a mounting through hole, the supporting leg is provided with a through hole corresponding to the mounting through hole, the fixing member is a nut, the fastening bolt passes through the mounting through hole on the limiting plate and the through hole on the supporting leg to be connected with the nut, the rotating connector rotates to the position, and after the clamping protrusion at the corresponding position is disposed in the clamping groove, the fastening bolt is connected with the nut in a matching manner to fix the position of the rotating connector.

6. A tablet limiting rotation bracket according to claim 4, wherein the limiting plate and the connecting plate are both circular in middle, the clamping protrusions are arranged in the middle area of the connecting plate, and the plurality of clamping protrusions are distributed on a circumference with the center of circle in the middle of the connecting plate as the center of circle.

7. The tablet limit rotation bracket of claim 6, wherein the connecting plate is bolted to the clevis, and a middle portion of the connecting plate is convex away from the clevis.

8. The tablet limit rotating bracket according to claim 2, wherein a plurality of first through holes are formed in the U-shaped clamp, a plurality of second through holes are formed in the tablet corresponding to the through holes in the U-shaped clamp, and the tablet and the U-shaped clamp are fixedly connected with each other by passing bolts through the first through holes and the second through holes and then matching nuts.

9. The tablet limit rotation bracket of claim 1, wherein a plurality of connecting rods are provided between the two legs for connecting the two legs, and a plurality of receiving members for receiving the eraser and the writing tool are provided on the connecting rod at the upper portion.

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