CN212373042U

CN212373042U - Movable writing board

Info

Publication number: CN212373042U
Application number: CN202021075550.7U
Authority: CN
Inventors: 周倜
Original assignee: Guangdong Xiazhijie Stationery Co Ltd
Current assignee: Guangdong Xiazhijie Stationery Co Ltd
Priority date: 2020-06-11
Filing date: 2020-06-11
Publication date: 2021-01-19
Anticipated expiration: 2030-06-11

Abstract

The utility model discloses a movable writing board, include: a frame component; a fixed-movable assembly comprising: a fixing plate; a movable plate; the fixed-movable assembly further comprises a sliding track-changing structure, and the sliding track-changing structure comprises: a left and right sliding groove; a front and rear guide groove, comprising: a left and right straight section; the head ends of the front and rear turning sections are connected with the left and right sliding grooves, and the tail ends of the front and rear turning sections extend to the rear side of one side far away from the left and right straight sections; a sliding device, comprising: the left and right movement assembly is connected with the left and right sliding grooves in a sliding manner; the front and back movement assembly is connected with the front and back guide grooves in a sliding mode, and the movable plate is connected with the front and back movement assembly. When the front-back movement assembly moves to the front-back turning section, the front-back movement assembly can move backwards, so that the movable plate can approach the frame assembly, the front-back position of the movable plate can be changed, and the movable plate can be flush with the fixed plate.

Description

Movable writing board

Technical Field

The utility model relates to a teaching aid technical field, in particular to movable writing board.

Background

The movable writing board is provided with a fixed plate and a movable plate, the fixed plate and the movable plate are arranged in the front and back directions, the movable plate can move left and right, when the movable plate is moved to the front side of the fixed plate, electronic display equipment such as a television or a projection curtain can be exposed, when the electronic display equipment is not used, the movable plate can be moved to the front side of the electronic display equipment, and writing can be carried out on the movable plate and the fixed plate.

In the existing movable writing board, the movable plate can only move left and right, when the movable plate moves to the front side of the electronic display device, the movable plate is higher than the fixed plate, continuous writing can not be carried out on the movable plate and the fixed plate, and the visual experience is poor.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a movable writing board.

According to the utility model discloses a movable tablet of embodiment includes:

a bezel assembly, comprising:

an upper frame strip extending in the left-right direction;

the lower frame strips extend along the left-right direction, and are arranged below the upper frame strips at intervals;

a fixed-movable assembly comprising:

the upper side and the lower side of the fixing plate are respectively fixed with the upper frame and the lower frame;

the upper side and the lower side of the movable plate respectively move relative to the upper frame and the lower frame along the left-right direction and the front-back direction, and the movable plate is arranged on the front side of the fixed plate;

the fixed-movable assembly further comprises a sliding track-changing structure, the sliding track-changing structure comprising:

the upper frame strip and the lower frame strip are respectively provided with a left sliding groove and a right sliding groove;

front and back guide way, go up the frame strip with all be equipped with on the frame strip down front and back guide way, front and back guide way includes:

a left-right straight section extending in a left-right direction;

the front and rear turning sections are arranged on one side, far away from the fixed plate, of the left and right straight sections, the head ends of the front and rear turning sections are connected with the left and right sliding grooves, and the tail ends of the front and rear turning sections extend to the rear side of one side, far away from the left and right straight sections;

a sliding device, comprising:

the left and right movement assembly is connected with the left and right sliding grooves in a sliding manner;

the front and back movement assembly is arranged on the left and right movement assembly, the front and back movement assembly and the left and right movement assembly move relatively in the front and back direction, the front and back movement assembly is connected with the front and back guide grooves in a sliding mode, and the movable plate is connected with the front and back movement assembly.

According to the utility model discloses movable board has following beneficial effect at least: the left and right movement assemblies move along the left and right sliding grooves to drive the front and back movement assemblies and the movable plate to move along the left and right directions; the fore-and-aft movement assembly moves along the fore-and-aft guide groove, when the fore-and-aft movement assembly moves to the left and right straight sections, the fore-and-aft distance between the movable plate and the fixed plate is unchanged, when the fore-and-aft movement assembly moves to the fore-and-aft turning section, the fore-and-aft movement assembly can move backwards, the movable plate can be close to the frame assembly, the change of the fore-and-aft position of the movable plate is realized, and the movable plate can be.

According to some embodiments of the present invention, the number of the fixed-movable assemblies is two, the two fixed-movable assemblies are mirror-symmetrical to each other in the left-right direction, the fixed plate in the fixed-movable assembly on the left side is disposed on the left side of the movable plate, and a plate accommodating gap for accommodating the two movable plates is disposed between the two fixed plates.

When the two movable plates are in the plate accommodating gap, the movable plates can cover the electronic display device and are flush with the fixed plate; when the movable plates are pulled open, the two movable plates respectively move towards the left side and the right side, and the two movable plates respectively move to the front sides of the two fixed plates.

According to some embodiments of the utility model, the quantity of slip orbital transfer structure is two, two slip orbital transfer structures be called first slip orbital transfer structure and second slip orbital transfer structure respectively, horizontal sliding groove, front and back guide way in the first slip orbital transfer structure about, the straight section, front and back diversion section, slider, side-to-side motion subassembly and seesaw subassembly are called first horizontal sliding groove, first front and back guide way, first left and right straight section, first front and back diversion section, first slider, first side-to-side motion subassembly and first seesaw subassembly respectively, horizontal sliding groove, front and back guide way in the second slip orbital transfer structure about, straight section, front and back diversion section, slider, side-to-side motion subassembly and seesaw subassembly are called second horizontal sliding groove, second front and back guide way, second left and right straight section, second front and back guide way, The second front and back turning section, the second sliding device, the second left and right movement assembly and the second front and back movement assembly; the first sliding device and the second sliding device are arranged at intervals along the left-right direction. Two sliding rail-changing structures are arranged on the left side and the right side of the movable plate, so that the left side and the right side of the movable plate are connected with the sliding rails, and the movable plate is more stable in movement.

According to the utility model discloses a some embodiments, the second slides and becomes the rail structure and locate and be close to the correspondence one side of fixed plate, the end of diversion section is to keeping away from around the first the oblique extension that inclines after the first side of controlling the straight section, the end of diversion section is extended backward along the fore-and-aft direction around the second.

In the process of pushing the movable plate backwards, the first front-back movement assembly moves backwards from the first left-right straight section to the first front-back turning section, one side where the first sliding device is located on the movable plate moves backwards first, the movable plate inclines, then the second front-back movement assembly moves to the second front-back turning section, one side where the second sliding device is located on the movable plate is pushed backwards, and therefore the whole movable plate can be pushed backwards. In the process of pulling the movable plate forwards, the side, where the second sliding device is located, of the movable plate is pulled forwards firstly, then the movable plate is pulled along the left-right direction, the first forward-backward movement assembly moves forwards along with the first forward-backward turning section, and the side, where the first sliding device is located, of the movable plate is pushed forwards, so that the whole movable plate can be pulled forwards. The arrangement ensures that the movable plate is moved only by pushing left and right and pushing and pulling the side of the movable plate where the second sliding device is located back and forth, so that the operation is convenient; in addition, the second front-back movement assembly moves along the front-back direction, the movement track of one side, close to the second sliding device, of the movable plate is basically along the front-back direction, the external fixed plate can be arranged on one side, close to the second sliding device, of the movable plate, and after the movable plate moves to be flush with the fixed plate, gaps between the movable plate and the fixed plate can be reduced, and the overall attractiveness of the writing board is improved.

According to some embodiments of the invention, the first back and forth movement assembly comprises:

the movable plate is connected with the first front and rear telescopic piece;

the first guide piece is arranged on the first front and rear telescopic piece and is in sliding connection with the first front and rear guide groove;

a front and rear fixed shaft slidably connected to the first front and rear expansion members in a front-rear direction;

the first left-right movement assembly is arranged on the front and rear fixing shaft, the first left-right movement assembly is connected with the front and rear fixing shaft in a rotating mode along the up-down direction, and the first left-right movement assembly moves back and forth relative to the first front and rear telescopic pieces through the front and rear fixing shaft.

The first guide piece slides along the first front and back guide groove, the first guide piece moves along the first front and back turning section, and the first front and back telescopic piece can move back and forth to drive the movable plate to move back and forth as the front and back fixed shaft and the first left and right movement assembly are relatively fixed in the front and back direction. Because the first left-right movement assembly is kept in the first left-right sliding groove to slide, the first left-right movement assembly is arranged to be rotationally connected with the front-back fixed shaft in order that the movable plate can incline left and right.

According to some embodiments of the invention, the second back and forth movement assembly comprises:

the movable plate is connected with the second front and rear telescopic piece;

the second guide piece is arranged on the second front and rear telescopic piece and is in sliding connection with the second front and rear guide grooves;

telescopic machanism around the second, it includes:

the head end of the first swing rod is rotatably connected with the second front and rear telescopic piece, a connecting shaft of the first swing rod and the second front and rear telescopic piece is called a first connecting shaft, the first connecting shaft is arranged along the vertical direction, and the tail end of the first swing rod is provided with a sliding shaft arranged along the vertical direction;

the head end of the second oscillating bar is rotatably connected with the second front and rear telescopic pieces, a connecting shaft of the second oscillating bar and the second front and rear telescopic pieces is called a second connecting shaft, the second connecting shaft is arranged along the vertical direction, and the tail end of the second oscillating bar is provided with a telescopic sliding groove extending along the length direction of the second oscillating bar;

the first connecting shaft and the second connecting shaft are arranged at left and right intervals, and the sliding shaft is arranged between the first connecting shaft and the second connecting shaft in the left and right direction;

the sliding shaft is called as a middle position at the position where the first swing link is parallel to the second swing link, is connected in the telescopic sliding groove in a sliding mode, and enables the sliding shaft to move between the front side and the rear side of the middle position;

a second elastic element provided between the second connecting shaft and the sliding shaft, the second elastic element

The elastic element is used for applying acting force capable of increasing the distance between the second connecting shaft and the sliding shaft; the second left-right movement assembly is arranged at the tail end of the first swing rod or the tail end of the second swing rod, the second left-right movement assembly is connected with the tail end of the first swing rod or the tail end of the second swing rod in a vertical rotating mode, and the second left-right movement assembly and the second front-back telescopic piece move front and back relatively through the second front-back telescopic mechanism.

The second left-right movement assembly is connected with the second left-right sliding groove in a sliding manner, and the second guide piece slides along the second front-back guide groove; the first swing rod and the second swing rod can rotate with the second front-back telescopic piece, the sliding shaft slides in the telescopic sliding groove, so that the tail end of the first swing rod and the tail end of the second swing rod can rotate relatively and can slide relatively, the second left-right movement assembly and the second front-back telescopic piece can move relatively in the front-back direction, and the sliding shaft can move to the front side or the back side of the middle position; the second elastic element exerts an acting force for increasing the distance to the second connecting shaft and the sliding shaft, when the first swing rod rotates to be parallel to the second swing rod, namely to be at the middle position, the distance between the second connecting shaft and the sliding shaft is the closest, the acting force of the second elastic element to the first connecting piece and the second connecting piece is the largest, after the first connecting piece and the second connecting piece rotate to be at the middle position, the second elastic element has an assisting effect on the rotation of the first connecting piece and the second connecting piece, the force applied by people is reduced, the sliding shaft has a self-locking function after moving to the front side or the rear side of the middle position, the second left-right movement assembly and the second front-rear telescopic piece can keep the front-back relative position, and one side of the second sliding device of the movable plate can keep the front-back pushing-in or pulling-out relative position after pushing backwards or pulling forwards.

According to the utility model discloses a some embodiments, in the upper frame strip the horizontal sliding groove with the opening of front and back guide way all faces the upside, in the lower frame strip the horizontal sliding groove with the opening of front and back guide way all faces the downside, board frame subassembly still includes:

the upper shielding strip extends along the left-right direction and comprises an upper shielding plate and an upper front shielding plate, the upper shielding plate is arranged above the upper frame strip, an upper gap is formed between the upper shielding plate and the upper frame strip, the upper front shielding plate is arranged in front of the upper frame strip, and an upper front gap is formed between the upper front shielding plate and the upper frame strip;

the lower shielding strip extends along the left-right direction and comprises a lower shielding plate and a lower front shielding plate, the lower shielding plate is arranged below the lower frame strip, a lower gap is formed between the lower shielding plate and the lower frame strip, the lower front shielding plate is arranged in front of the lower frame strip, and a lower front gap is formed between the lower front shielding plate and the lower frame strip.

Go up to shelter from the blend stop and can shelter from the upside and the front side of upper frame strip, shelter from the blend stop down and can shelter from the downside and the front side of lower frame strip, can shelter from the motion subassembly of motion in horizontal sliding tray and front and back guide way, make whole more pleasing to the eye. In addition, an upper gap and a lower gap are arranged, so that the connection between the moving assembly and the movable plate is not interfered; the upper front gap and the lower front gap are arranged, so that space can be provided for the front and back movement of the movable plate.

According to some embodiments of the present invention, the tablet frame assembly further comprises an upper mounting member and a lower mounting member;

the upper mounting piece comprises an upper mounting vertical plate, an upper first mounting transverse plate and an upper second mounting transverse plate are respectively arranged on the upper front side and the lower front side of the upper mounting vertical plate, an upper fixing mounting hole is formed in the upper mounting vertical plate, the upper first mounting transverse plate is fixedly connected with the upper shielding plate through a screw, and the upper second mounting transverse plate is detachably connected with the upper frame strip through a screw;

the installed part is including installing the riser down, the last front side of installing the vertical edition down is equipped with down first installation diaphragm and lower second installation diaphragm with lower front side respectively, be equipped with down the fixed mounting hole on the riser of installing down, down first installation diaphragm pass through the screw with lower shielding plate fixed connection, down second installation diaphragm pass through the screw with lower frame strip releasable connection.

The upper mounting piece can be fixed on the mounted wall body through the upper fixing mounting hole, and the lower mounting piece can be fixed on the mounted wall body through the lower fixing mounting hole; the upper frame strip is arranged on the upper second mounting transverse plate through screws, and the upper baffle plate is arranged on the upper first mounting transverse plate through screws, so that the upper frame strip and the upper baffle plate are fixed with the wall body; the lower frame strip is installed on the lower second installation transverse plate through screws, and the lower baffle plate is installed on the lower first installation transverse plate through screws, so that the lower frame strip and the lower baffle plate are fixed to the wall body.

According to some embodiments of the present invention, the tablet frame assembly further includes two side frame strips, the two side frame strips extend along the vertical direction, the two side frame strips are respectively disposed on the left side and the right side of the upper frame strip and the lower frame strip, and the upper side and the lower side of the side frame strips are respectively fixedly connected to the upper frame strip and the lower frame strip;

the tablet frame assembly further comprises four corner pieces, and the four corner pieces are respectively connected between two adjacent components in the upper frame strip, the side frame strip positioned on the left side, the lower frame strip and the side frame strip positioned on the right side.

The left side and the right side of the upper frame strip and the lower frame strip are provided with the side frame strips to form a rectangular frame, so that the appearance is more attractive; the upper frame strip, the lower frame strip and the side frame strip are generally aluminum profiles, two adjacent components are connected through the corner pieces, and the installation is simpler and more attractive.

According to some embodiments of the utility model, the tablet frame subassembly still includes frame connection structure, frame connection structure includes:

the frame strip is provided with a connecting hole in the length direction, and the frame strip is provided with a mounting hole perpendicular to the connecting hole;

the three-card lock is provided with a clamping jaw and an eccentric wheel, the three-card lock is arranged in the connecting hole, the clamping jaw of the three-card lock protrudes out of the connecting hole, the opening and closing direction of the clamping jaw of the three-card lock is perpendicular to the front and back direction, and the eccentric wheel of the three-card lock penetrates through the mounting hole;

the frame strip connecting piece is provided with a clamping groove extending along the front-back direction, the clamping groove is opposite to the connecting hole, the clamping groove is provided with an opening facing the connecting hole, the clamping jaw of the three-card lock faces the opening of the clamping groove, and the clamping jaw of the three-card lock is clamped in the clamping groove;

the upper frame strip, the lower frame strip and the two side frame strips are the frame strips, the frame strip connecting piece is the corner piece, and the upper frame strip, the lower frame strip and the two side frame strips are connected with the corner piece correspondingly connected through the frame connecting structure.

Set up the three kaysers in the frame strip, stretch into the joint inslot to the jack catch of three kaysers, rotate the eccentric wheel of three kaysers and can make the jack catch open, compress tightly the open-ended card strip that is located the joint groove, can accomplish the concatenation of frame strip and corner spare, the concatenation process need not use the screw, simple to operate, and the outward appearance is more pleasing to the eye.

The utility model is used for movable board.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings. It is clear that the described figures represent only some embodiments of the invention, not all embodiments, and that a person skilled in the art can also derive other designs and figures from these figures without inventive effort.

Fig. 1 is an overall perspective view of a movable plate and a fixed plate of the embodiment of the present invention when they are flush;

fig. 2 is an overall perspective view of the movable plate of the embodiment of the present invention at the front side of the fixed plate, i.e. in the push-open state;

fig. 3 is a schematic perspective view illustrating a movable plate connected to a first sliding device and a second sliding device according to an embodiment of the present invention;

fig. 4 is a schematic perspective view of a first sliding device according to an embodiment of the present invention;

fig. 5 is a schematic perspective view of the left-right movement assembly of the second sliding device away from the second guiding member according to the embodiment of the present invention;

fig. 6 is a schematic perspective view of the side-to-side movement assembly of the second sliding device of the embodiment of the present invention approaching the second guide;

fig. 7 is a schematic perspective view illustrating a connection between the first sliding device and the upper frame strip when the movable plate and the fixed plate are flush;

fig. 8 is a schematic perspective view illustrating a connection between the first sliding device and the upper frame strip when the movable plate of the embodiment of the present invention is pulled out forward near one side of the second sliding device;

fig. 9 is a schematic perspective view illustrating a connection between the first sliding device and the upper frame strip when the movable plate moves to the front side of the fixed plate according to the embodiment of the present invention;

fig. 10 is a schematic structural view of an upper frame strip, an upper shielding strip and a first sliding device according to an embodiment of the present invention;

fig. 11 is a schematic structural view of the left and right sliding grooves and the front and rear guide grooves of the upper frame strip according to the embodiment of the present invention;

fig. 12 is a schematic structural view of the three-lock of the embodiment of the present invention, in which the upper frame strip and the side frame strip are connected;

fig. 13 is a schematic structural view of the connection between the upper frame strip and the side frame strip and the corner member according to the embodiment of the present invention.

In the drawings: 001-upper frame strip, 002-lower frame strip, 003-upper shield strip, 004-lower shield strip, 005-upper mounting piece, 007-upper mounting vertical plate, 008-upper first mounting horizontal plate, 009-upper second mounting horizontal plate, 010-side frame strip, 011-corner piece, 012-connecting hole, 013-three-latch, 014-pawl, 015-eccentric wheel, 016-latch groove, 103-first left and right sliding groove, 104-first left and right straight section, 105-first front and back turning section, 106-second left and right sliding groove, 107-second left and right straight section, 108-second front and back turning section, 110-bearing surface, 111-turning guide block, 130-first sliding device, 131-first front and back telescopic piece, 132-first guide piece, 133-front and back fixed shaft, 134-supporting wheels, 135-first elastic elements, 150-second sliding devices, 151-second front and rear telescopic parts, 152-second guide parts, 153-first swing rods, 154-first connecting shafts, 155-sliding shafts, 156-second swing rods, 157-second connecting shafts, 158-telescopic sliding grooves, 159-second elastic elements, 170-left and right movement components, 171-second rotating shafts, 172-sliding seats, 173-sliding wheels, 181-first transverse plates, 182-first vertical plates, 183-second transverse plates, 201-fixing plates and 202-movable plates.

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 only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless otherwise explicitly defined, words such as set forth, connected, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meaning of the words in the present invention by combining the specific contents of the technical solutions.

A movable tablet according to an embodiment of the present invention is described below with reference to fig. 1 to 13.

The movable writing board comprises:

a bezel assembly, comprising:

an upper frame strip 001 extending in the left-right direction;

the lower frame strips 002 extend along the left-right direction, and the lower frame strips 002 are arranged below the upper frame strips 001 at intervals;

a fixed-movable assembly comprising:

a fixing plate 201 whose upper and lower sides are fixed to the upper and lower frames, respectively;

a movable plate 202 having upper and lower sides moving in the left-right direction and the front-rear direction with respect to the upper and lower frames, respectively, the movable plate 202 being disposed at the front side of the fixed plate 201;

the fixed-movable assembly further comprises a sliding track-changing structure, and the sliding track-changing structure comprises:

the left and right sliding grooves extend along the left and right directions, and the upper frame strip 001 and the lower frame strip 002 are both provided with the left and right sliding grooves;

front and back guide way all is equipped with front and back guide way on upper frame strip 001 and the lower frame strip 002, and front and back guide way includes:

a left-right straight section extending in a left-right direction;

the front and rear turning sections are arranged on one side of the left and right straight sections, which is far away from the fixed plate 201, the head ends of the front and rear turning sections are connected with the left and right sliding grooves, and the tail ends of the front and rear turning sections extend to the rear side of one side, which is far away from the left and right straight sections;

a sliding device, comprising:

a left-right movement assembly 170 slidably coupled to the left-right sliding groove;

and a back-and-forth movement assembly disposed on the left-and-right movement assembly 170, the back-and-forth movement assembly and the left-and-right movement assembly 170 relatively move along the back-and-forth direction, the back-and-forth movement assembly is slidably connected with the front-and-back guide groove, and the movable plate 202 is connected with the back-and-forth movement assembly.

The left and right movement assembly 170 moves along the left and right sliding grooves to drive the front and rear movement assembly and the movable plate 202 to move along the left and right directions; the forward and backward movement assembly moves along the forward and backward guide groove, when the forward and backward movement assembly moves to the forward and backward turning section, the forward and backward distance between the movable plate 202 and the fixed plate 201 is unchanged, and when the forward and backward movement assembly moves to the forward and backward turning section, the forward and backward movement assembly can move backward, so that the movable plate 202 can approach the frame assembly, the change of the forward and backward position of the movable plate 202 is realized, and the movable plate 202 can be flush with the fixed plate 201.

In some embodiments of the present invention, the number of the fixed-movable assemblies is two, and the two fixed-movable assemblies are mirror-symmetrical to each other in the left-right direction, the fixed plate 201 disposed in the left fixed-movable assembly is disposed on the left side of the corresponding movable plate 202, and a plate holding gap for holding the two movable plates 202 is disposed between the two fixed plates 201.

When the two movable plates 202 are in the plate accommodating gap, the movable plates 202 can cover the electronic display device, and the movable plates 202 are flush with the fixed plate 201; when the movable plates 202 are pulled open, the two movable plates 202 move to the left and right sides, and the two movable plates 202 move to the front sides of the two fixed plates 201.

In some embodiments of the present invention, the number of the sliding track-changing structures is two, and the two sliding track-changing structures are respectively called a first sliding track-changing structure and a second sliding track-changing structure, the left and right sliding groove, the front and back guiding groove, the left and right straight section, the front and back turning section, the sliding device, the left and right movement assembly 170 and the front and back movement assembly in the first sliding track-changing structure are respectively called a first left and right sliding groove 103, a first front and back guiding groove, a first left and right straight section 104, a first front and back turning section 105, a first sliding device 130, a first left and right movement assembly 170 and a first front and back movement assembly, the left and right sliding groove, the front and back guiding groove, the left and right straight section, the front and back turning section, the sliding device, the left and right movement assembly 170 and the front and back movement assembly in the second sliding track-changing structure are respectively called a second left and right sliding groove 106, a second front and back guiding groove, a second left and right straight, A second front-back direction changing section 108, a second sliding device 150, a second left-right movement assembly 170 and a second front-back movement assembly; the first sliding device 130 and the second sliding device 150 are spaced apart in the left-right direction. Two sliding rail transfer structures are arranged on the left side and the right side of the movable plate 202, so that the left side and the right side of the movable plate 202 are connected with the sliding rails, and the movement of the movable plate 202 is more stable.

In some embodiments of the present invention, the second sliding track structure is disposed on one side of the corresponding fixing plate 201, the end of the first front and rear turning section 105 extends obliquely to the rear side of one side of the first left and right straight section 104, and the end of the second front and rear turning section 108 extends backward along the front and rear direction.

In the process of pushing the movable plate 202 backward, the first forward-backward movement assembly moves backward from the first left-right straight section 104 to the first forward-backward direction changing section 105, the side of the movable plate 202 where the first sliding device 130 is located moves backward first, the movable plate 202 tilts, then the second forward-backward movement assembly moves to the second forward-backward direction changing section 108, the side of the movable plate 202 where the second sliding device 150 is located is pushed backward, and the entire movable plate 202 can be pushed backward. In the process of pulling the movable plate 202 forward, the side of the movable plate 202 where the second sliding device 150 is located is pulled forward first, and then the movable plate 202 is pulled in the left-right direction, and the first forward-backward movement assembly moves forward along with the first forward-backward direction changing section 105, and pushes the side of the movable plate 202 where the first sliding device 130 is located forward, so as to pull the whole movable plate 202 forward. The arrangement is such that the movable plate 202 is moved to only push left and right and push back and forth on the side of the movable plate 202 where the second sliding device 150 is located, which is convenient for operation; in addition, since the second front-rear movement assembly moves along the front-rear direction, the movement track of the side of the movable plate 202 close to the second sliding device 150 is substantially along the front-rear direction, and the external fixed plate 201 can be arranged on the side of the movable plate 202 close to the second sliding device 150, after the movable plate 202 moves to be flush with the fixed plate 201, the gap between the movable plate 202 and the fixed plate 201 can be reduced, and the overall aesthetic property of the tablet is improved.

In some embodiments of the invention, the first back-and-forth movement assembly comprises:

a first front-rear expansion member 131, to which the movable plate 202 is connected;

a first guide member 132 provided on the first front-rear expansion member 131, the first guide member 132 being slidably connected to the first front-rear guide groove;

a front-rear fixing shaft 133 slidably coupled to the first front-rear expansion member 131 in the front-rear direction;

the first left and right movement assembly 170 is disposed on the front and rear fixing shaft 133, the first left and right movement assembly 170 is rotatably connected to the front and rear fixing shaft 133 in an up-down direction, and the first left and right movement assembly 170 relatively moves back and forth with the first front and rear expansion member 131 through the front and rear fixing shaft 133.

The first guide member 132 slides along the first front-rear guide groove, the first guide member 132 moves along the first front-rear direction changing section 105, and the front-rear fixing shaft 133 and the first left-right moving assembly 170 are relatively fixed in the front-rear direction, so that the first front-rear telescopic member 131 moves in the front-rear direction, and the movable plate 202 is driven to move in the front-rear direction. Since the first left-right moving assembly 170 is slidably held in the first left-right sliding groove 103, the first left-right moving assembly 170 is rotatably coupled to the front-rear fixing shaft 133 so that the movable plate 202 can be tilted left and right.

In some embodiments of the invention, the second back and forth movement assembly comprises:

a second front and rear expansion member 151, to which the movable plate 202 is connected;

a second guide 152 provided on the second front and rear extendable members 151, the second guide 152 being slidably connected to the second front and rear guide grooves;

telescopic machanism around the second, it includes:

a first swing link 153, a head end of which is rotatably connected to the second front and rear telescopic elements 151, a connecting shaft of the first swing link 153 and the second front and rear telescopic elements 151 is referred to as a first connecting shaft 154, the first connecting shaft 154 is arranged along the up-down direction, and a sliding shaft 155 arranged along the up-down direction is arranged at a tail end of the first swing link 153;

a second swing link 156, the head end of which is rotatably connected to the second front and rear telescopic element 151, a connecting shaft of the second swing link 156 and the second front and rear telescopic element 151 is referred to as a second connecting shaft 157, the second connecting shaft 157 is arranged along the up-down direction, and the tail end of the second swing link 156 is provided with a telescopic sliding groove 158 extending along the length direction of the second swing link 156;

the first connecting shaft 154 and the second connecting shaft 157 are arranged at a left-right interval, and the sliding shaft 155 is arranged between the first connecting shaft 154 and the second connecting shaft 157 in the left-right direction;

the sliding shaft 155 is referred to as a middle position at a position where the first swing link 153 is parallel to the second swing link 156, and the sliding shaft 155 is slidably coupled in the telescopic sliding groove 158 and moves the sliding shaft 155 between the front side and the rear side of the middle position;

a second elastic member 159 provided between the second connecting shaft 157 and the sliding shaft 155, the second elastic member 159 being for applying a force that can increase the distance between the second connecting shaft 157 and the sliding shaft 155; the second left-right movement assembly 170 is disposed at the end of the first swing link 153 or the end of the second swing link 156, the second left-right movement assembly 170 is rotatably connected to the end of the first swing link 153 or the end of the second swing link 156 in the up-down direction, and the second left-right movement assembly 170 and the second front-rear telescopic member 151 relatively move back and forth through a second front-rear telescopic mechanism.

The second left-right moving assembly 170 is slidably connected to the second left-right sliding groove 106, and the second guide 152 slides along the second front-rear guide groove; the first swing link 153 and the second swing link 156 may rotate with the second front-rear expansion element 151, the sliding shaft 155 slides in the expansion sliding slot 158, so that the end of the first swing link 153 and the end of the second swing link 156 may relatively rotate and may relatively slide, so that the second left-right movement assembly 170 and the second front-rear expansion element 151 may relatively move in the front-rear direction, and the sliding shaft 155 may move to the front side or the rear side of the middle position; the second elastic member 159 applies a force of increasing distance to the second connecting shaft 157 and the sliding shaft 155, when the first swing link 153 rotates to be parallel to, i.e., at the intermediate position, the second swing link 156, the distance between the second connection shaft 157 and the sliding shaft 155 is the closest, the force of the second elastic member 159 acting on the first link and the second link is the largest, when the first and second connectors are rotated through the neutral position, the second elastic member 159 has an assisting effect on the rotation of the first and second connectors, reducing the force applied by the person, and the sliding shaft 155 has a self-locking function after moving to the front side or the rear side of the middle position, so that the second left-right moving assembly 170 and the second front-rear expansion part 151 can maintain the front-rear relative position, the one side of the second slide 150 of the movable plate 202 can be maintained at the relative position of pushing or pulling after pushing or pulling backward.

In some embodiments of the present invention, the opening of the left-right sliding groove faces the upper side or the lower side, the opening of the left-right sliding groove and the front-back guiding groove faces the same direction, the front-back telescopic part 151 of the second includes the first transverse plate 181, the first transverse plate 181 is disposed on one side of the opening of the left-right sliding groove, the first transverse plate 181 is fixedly connected to the movable plate 202, one side of the rear side of the first transverse plate 181 close to the left-right sliding groove is provided with the first vertical plate 182, the front side of the first vertical plate 182 close to one side of the left-right sliding groove is provided with the second transverse plate 183, the first swing rod 153 and the second swing rod 156 are both disposed on one side of the second transverse plate 183 away from the left-right sliding groove, the upper end and the lower end of the first connecting shaft 154 are respectively connected to the first transverse plate 181 and the second transverse plate 183, and the upper end and the lower end of the second connecting.

The first swing link 153 and the second swing link 156 swing back and forth, and the front side of the first horizontal plate 181 is connected with the movable plate 202, so that the movable plate 202 and the second left-right sliding assembly move back and forth relatively; the first connecting shaft 154 and the second connecting shaft 157 are connected between the first transverse plate 181 and the second transverse plate 183, so that the first connecting shaft 154 and the second connecting shaft 157 can be connected more stably.

In some embodiments of the present invention, the side-to-side motion assembly 170 comprises:

a second rotating shaft 171, the axis of which is arranged along the up-down direction, the second rotating shaft 171 being connected to the forward-backward movement assembly;

a sliding seat 172 connected to the second rotating shaft 171;

the sliding wheel 173 is provided with an axis line in the front-rear direction, and the sliding wheel 173 is rotatably connected to the sliding base 172.

The sliding wheel 173 is connected to the sliding seat 172, the axis of the sliding wheel 173 is arranged along the front-back direction, and the sliding wheel 173 slides in the left-right sliding groove, thereby playing the role of moving along the left-right direction and supporting the movable plate 202 up and down.

In some embodiments of the present invention, the front and rear fixing shaft 133 is rotatably connected with a supporting wheel 134, the supporting wheel 134 is coaxially disposed with the front and rear fixing shaft 133, the upper frame strip 001 and the lower frame strip 002 are respectively provided with a supporting surface 110 extending along the left and right direction, and the supporting wheel 134 abuts against the supporting surface 110 at the periphery. The supporting wheel 134 abuts against the supporting surface 110, and the supporting wheel 134 and the first left-right moving component 170 can support the front side and the rear side of the front-rear fixed shaft 133.

In some embodiments of the present invention, the upper frame strip 001 and the lower frame strip 002 are aluminum profiles, the upper frame strip 001 and the lower frame strip 002 are both fixedly connected with the direction-changing guide block 111, the left side or the right side of the direction-changing guide block 111 is provided with a direction-changing inclined plane, and the direction-changing inclined plane is a first front-back direction-changing section 105; the rear side wall of the second left-right straight section 107 is provided with a turning opening arranged along the front-back direction, and the turning opening is a second front-back turning section 108.

The upper frame strip 001 and the lower frame strip 002 are aluminum profiles, so that the left and right sliding grooves and the front and rear guide grooves can be conveniently formed; because the fashioned groove of aluminium alloy extends along the length direction of aluminium alloy, so fixed diversion guide block 111 on upper frame strip 001 and the lower frame strip 002 can set up first front and back diversion section 105, processes the diversion opening on the back wall of the straight section 107 about the second, can set up second front and back diversion section 108. In order to make the first guide 132 closely contact the direction-changing slope, a first elastic member 135 may be sleeved on the front and rear fixing shaft 133, the first elastic member 135 may be configured as a compression spring, and the first elastic member 135 applies a forward force to the first front and rear extensible members 131.

In some embodiments of the present invention, the openings of the left and right sliding grooves and the front and back guiding grooves in the upper frame strip 001 are all towards the upper side, the openings of the left and right sliding grooves and the front and back guiding grooves in the lower frame strip 002 are all towards the lower side, and the writing board frame assembly further comprises:

the upper shielding strip 003 extends in the left-right direction, and comprises an upper shielding plate and an upper front shielding plate, the upper shielding plate is arranged above the upper frame strip 001, an upper gap is formed between the upper shielding plate and the upper frame strip 001, the upper front shielding plate is arranged in front of the upper frame strip 001, and an upper front gap is formed between the upper front shielding plate and the upper frame strip 001;

lower shielding strip 004, it extends along left right direction, and lower shielding strip 004 includes lower shielding plate and lower preceding shielding plate, and lower shielding plate locates the below of lower frame strip 002, is equipped with down the clearance between lower shielding plate and the lower frame strip 002, and lower preceding shielding plate locates the place ahead of lower frame strip 002, is equipped with down preceding clearance between lower preceding shielding plate and the lower frame strip 002.

On shelter from strip 003 can shelter from the upside and the front side of upper frame strip 001, shelter from the downside and the front side that strip 004 can shelter from down frame strip 002 down, can shelter from the motion subassembly of motion in horizontal sliding tray and front and back guide way, make whole more pleasing to the eye. In addition, an upper gap and a lower gap are arranged, so that the connection between the moving assembly and the movable plate 202 is not interfered; providing an upper front gap and a lower front gap provides space for the back and forth movement of the movable plate 202.

In some embodiments of the present invention, the tablet frame assembly further comprises an upper mounting member 005 and a lower mounting member;

the upper mounting piece 005 comprises an upper mounting vertical plate 007, an upper first mounting transverse plate 008 and an upper second mounting transverse plate 009 are respectively arranged on the upper front side and the lower front side of the upper mounting vertical plate, an upper fixing mounting hole is formed in the upper mounting vertical plate 007, the upper first mounting transverse plate 008 is fixedly connected with the upper shielding plate through screws, and the upper second mounting transverse plate 009 is detachably connected with the upper frame strip 001 through screws;

the lower mounting part comprises a lower mounting vertical plate, a lower first mounting transverse plate and a lower second mounting transverse plate are respectively arranged on the upper front side and the lower front side of the lower mounting vertical plate, a lower fixing mounting hole is formed in the lower mounting vertical plate, the lower first mounting transverse plate is fixedly connected with the lower shielding plate through screws, and the lower second mounting transverse plate is detachably connected with the lower frame strip 002 through screws.

The upper mounting member 005 is fixable to the installed wall through the upper fixing mounting hole, and the lower mounting member is fixable to the installed wall through the lower fixing mounting hole; the upper frame strip 001 is arranged on the upper second installation transverse plate 009 through screws, and the upper shielding plate is arranged on the upper first installation transverse plate 008 through screws, so that the upper frame strip 001 and the upper shielding plate are fixed with the wall body; the lower frame strip 002 is mounted on the lower second mounting transverse plate through screws, and the lower shielding plate is mounted on the lower first mounting transverse plate through screws, so that the lower frame strip 002 and the lower shielding plate are fixed to the wall body.

In some embodiments of the present invention, the frame assembly of the tablet further includes two side frame strips 010, the two side frame strips 010 extend along the vertical direction, the two side frame strips 010 are respectively disposed at the left side and the right side of the upper frame strip 001 and the lower frame strip 002, and the upper side and the lower side of the side frame strips 010 are respectively fixedly connected to the upper frame strip 001 and the lower frame strip 002;

the tablet frame assembly further includes four corner members 011 connected between two adjacent members of the upper frame strip 001, the side frame strip 010 positioned on the left side, the lower frame strip 002 and the side frame strip 010 positioned on the right side, respectively.

The left side and the right side of the upper frame strip 001 and the lower frame strip 002 are provided with the side frame strips 010 to form a rectangular frame, so that the appearance is more attractive; upper frame strip 001, lower frame strip 002 and side frame strip 010 are the aluminium alloy generally, connect two adjacent members through corner fitting 011, and the installation is simpler, and more pleasing to the eye.

In some embodiments of the present invention, the tablet frame assembly further includes a frame connecting structure, and the frame connecting structure includes:

the frame strip, the end of the frame strip has the attachment hole 012 that sets up along the length direction of the frame strip, there are mounting holes perpendicular to attachment hole 012 on the frame strip;

the three-card lock 013 is provided with a clamping jaw 014 and an eccentric wheel 015, the three-card lock 013 is arranged in a connecting hole 012, the clamping jaw 014 of the three-card lock 013 protrudes out of the connecting hole 012, the opening and closing direction of the clamping jaw 014 of the three-card lock 013 is perpendicular to the front and back direction, and the eccentric wheel 015 of the three-card lock 013 penetrates through the mounting hole;

the frame strip connecting piece is provided with a clamping groove 016 extending along the front-back direction, the clamping groove 016 is opposite to the connecting hole 012, the clamping groove 016 is provided with an opening facing the connecting hole 012, a claw 014 of a three-card lock 013 faces the opening of the clamping groove 016, and the claw 014 of the three-card lock 013 is clamped in the clamping groove 016;

the upper frame strip 001, the lower frame strip 002 and the two side frame strips 010 are frame strips, the frame strip connecting piece is a corner piece 011, and the upper frame strip 001, the lower frame strip 002 and the two side frame strips 010 are connected with the corresponding corner piece 011 through a frame connecting structure.

The three-lock 013 is arranged in the frame strip, the claw 014 of the three-lock 013 extends into the clamping groove 016, the claw 014 can be opened by rotating the eccentric wheel 015 of the three-lock 013, the clamping strip positioned at the opening of the clamping groove 016 is pressed tightly, and the frame strip and the corner piece 011 can be spliced.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various equivalent modifications or substitutions can be made within the knowledge of those skilled in the art without departing from the spirit of the present invention, and these equivalent modifications or substitutions are included in the scope defined by the claims of the present application.

Claims

1. An adjustable tablet, comprising:

a bezel assembly, comprising:

an upper frame strip extending in the left-right direction;

a fixed-movable assembly comprising:

the upper side and the lower side of the movable plate respectively move relative to the upper frame and the lower frame along the left-right direction and the front-back direction, and the movable plate is arranged on the front side of the fixed plate; the fixed-movable assembly further comprises a sliding track-changing structure, the sliding track-changing structure comprising:

a left-right straight section extending in a left-right direction;

a sliding device, comprising:

2. The movable tablet according to claim 1, wherein the number of the fixed-movable assemblies is two, the two fixed-movable assemblies are mirror-symmetrical to each other in a left-right direction, the fixed plate of the fixed-movable assembly disposed on the left side is disposed on the left side of the corresponding movable plate, and a plate accommodating gap for accommodating the two movable plates is disposed between the two fixed plates.

3. The movable tablet according to claim 1, wherein the number of the sliding track-changing structures is two, the two sliding track-changing structures are respectively referred to as a first sliding track-changing structure and a second sliding track-changing structure, the first sliding track-changing structure comprises a left-right sliding groove, a front-back guiding groove, a left-right straight section, a front-back direction-changing section, a sliding device, a left-right moving component and a front-back moving component, the first sliding groove, the first front-back guiding groove, the first left-right straight section, the first front-back direction-changing section, the first sliding device, the first left-right moving component and the first front-back moving component, the second sliding track-changing structure comprises a left-right sliding groove, a front-back guiding groove, a left-right straight section, a front-back direction-changing section, a sliding device, a left-right moving component and a front-back moving component, the second left-right sliding groove, the second front-back guiding groove, the first front-back guiding groove, the, The second left-right straight section, the second front-back turning section, the second sliding device, the second left-right movement assembly and the second front-back movement assembly; the first sliding device and the second sliding device are arranged at intervals along the left-right direction.

4. The movable tablet of claim 3, wherein the second sliding track structure is disposed at a side close to the fixed plate, the end of the first front-back direction-changing section extends obliquely to a rear side of a side away from the first left-right direction-changing section, and the end of the second front-back direction-changing section extends rearward along a front-back direction.

5. The movable tablet of claim 4, wherein the first front-to-back motion assembly comprises:

the movable plate is connected with the first front and rear telescopic piece;

6. The movable tablet of claim 4, wherein the second front-to-back motion assembly comprises:

the movable plate is connected with the second front and rear telescopic piece;

telescopic machanism around the second, it includes:

a second elastic element provided between the second connecting shaft and the sliding shaft, the second elastic element being used to apply an acting force that can increase a distance between the second connecting shaft and the sliding shaft; the second left-right movement assembly is arranged at the tail end of the first swing rod or the tail end of the second swing rod, the second left-right movement assembly is connected with the tail end of the first swing rod or the tail end of the second swing rod in a vertical rotating mode, and the second left-right movement assembly and the second front-back telescopic piece move front and back relatively through the second front-back telescopic mechanism.

7. The movable tablet of claim 1, wherein the openings of the left and right sliding grooves and the front and rear guide grooves in the upper frame strip face an upper side, the openings of the left and right sliding grooves and the front and rear guide grooves in the lower frame strip face a lower side, the tablet bezel assembly further comprising:

8. The movable tablet of claim 7, wherein the tablet rim assembly further comprises an upper mount and a lower mount;

9. The movable tablet according to claim 1, wherein the tablet frame assembly further comprises two side frame strips, the two side frame strips extend in an up-down direction, the two side frame strips are respectively disposed at left and right sides of the upper frame strip and the lower frame strip, and upper and lower sides of the side frame strips are respectively fixedly connected with the upper frame strip and the lower frame strip;

10. A movable tablet according to claim 9, wherein the tablet bezel assembly further comprises a bezel connecting structure, the bezel connecting structure comprising: