CN214790300U

CN214790300U - Interactive science and technology stand

Info

Publication number: CN214790300U
Application number: CN202121115549.7U
Authority: CN
Inventors: 雷贤江
Original assignee: Chengdu Dingjian Exhibition Co ltd
Current assignee: Chengdu Dingjian Exhibition Co ltd
Priority date: 2021-05-22
Filing date: 2021-05-22
Publication date: 2021-11-19
Anticipated expiration: 2031-05-22

Abstract

The utility model relates to an interactive science and technology stand belongs to stand technical field, the on-line screen storage device comprises a base, be provided with the display screen on the base, the bottom of base be provided with be used for with ground rolling contact's gyro wheel, be provided with drive assembly on the base, drive assembly is used for driving the gyro wheel and moves in vertical direction, and this application has the effect of being convenient for remove the stand.

Description

Interactive science and technology stand

Technical Field

The application relates to the technical field of exhibition stands, in particular to an interactive science and technology exhibition stand.

Background

At the exhibition in-process of exposition, when needs carry out the exhibition to the showpiece, the exhibition generally can provide the stand and demonstrate the showpiece to make the showpiece obtain better exhibition bandwagon effect, with the attention degree that improves the showpiece.

Chinese patent No. CN209073972U discloses an interactive science and technology exhibition stand, which comprises a display main body, wherein a base is fixedly connected to the bottom end of the display main body; when the exhibition is displayed, the display screen on the display main body is used for displaying the exhibits.

However, the inventor of the present invention has recognized that the above-mentioned related art has a drawback that when the exhibition stand needs to be moved, the entire exhibition stand needs to be manually transported by a worker, which is very inconvenient.

SUMMERY OF THE UTILITY MODEL

In order to facilitate moving the exhibition stand, the application provides an interactive science and technology exhibition stand.

The application provides a pair of interactive science and technology stand adopts following technical scheme:

the utility model provides an interactive science and technology stand, includes the base, be provided with the display screen on the base, the bottom of base is provided with the gyro wheel that is used for with ground rolling contact, be provided with drive assembly on the base, drive assembly is used for driving the gyro wheel and moves in vertical direction.

Through adopting above-mentioned technical scheme, when needs carry the stand, can drive the gyro wheel through drive assembly and move in vertical direction, after gyro wheel and ground butt, can promote the base motion by the staff, then realize the removal of stand, at this in-process, the reduction that is showing through the gyro wheel frictional force between base and the ground, made things convenient for the staff to drive the stand motion, after the stand moves to the destination, drive gyro wheel upward movement through drive assembly, can place the base subaerial, the area of contact between base and the ground has been improved, the stability of base has been improved, the reliability of base in the use has been improved.

Optionally, the drive assembly comprises a linkage plate and a drive source, the bottom of the base is provided with a mounting groove, the linkage plate is arranged in the mounting groove in a sliding mode along the vertical direction, the idler wheels are arranged at the bottom of the linkage plate, the drive source is arranged on the base, and the drive source is used for driving the linkage plate to move in the vertical direction.

Through adopting above-mentioned technical scheme, start the driving source, the driving source drives linkage board upwards or downstream in vertical direction, can realize putting and receiving of gyro wheel, drives a plurality of gyro wheel movements simultaneously through linkage board, can improve the motion precision of gyro wheel in vertical direction effectively to the levelness at guarantee base top, thereby improve the bandwagon in the bandwagon effect of exhibition in-process.

Optionally, a sliding block is fixedly arranged at an end of the linkage plate, a sliding groove is formed in the side wall of the mounting groove along the vertical direction, and the sliding block is arranged in the sliding groove in a sliding manner along the length direction of the sliding groove; the sliding block is characterized by further comprising a limiting piece, and the limiting piece is used for limiting the position of the sliding block in the sliding groove.

Through adopting above-mentioned technical scheme, start the driving source, the driving source drives the linkage board motion, and at this in-process, along with the motion of linkage board, can drive the slider and move in the spout, the lateral wall of slider and the inner wall butt of spout to play the guide effect of certain degree to the motion of linkage board in vertical side, improved the motion precision of linkage board.

Optionally, the locating part includes the spacer pin, the mounting hole has been seted up along the length direction of linkage board on the lateral wall that the linkage board was kept away from to the slider, the spacer pin slides along the axis direction of mounting hole and sets up in the mounting hole, set up on the diapire of spout and supply spacer pin male spacing hole, be provided with first elastic component on the slider, first elastic component is used for driving the spacer pin and moves towards the direction of keeping away from the mounting hole.

Through adopting above-mentioned technical scheme, along with the motion of linkage board drives the slider and moves in the spout, the slider drives the spacer pin and moves in vertical direction, after the axis collineation of mounting hole and spacing hole, the spacer pin inserts spacing downthehole under the effect of first elastic component promptly to fix the position of slider in the spout, make the position of gyro wheel in vertical direction more firm, improved the reliability in promoting the base motion process.

Optionally, a through hole communicated with the limiting hole is formed in the outer wall of the base, a butt rod is arranged in the through hole in a sliding mode along the axis direction of the through hole, and the end portion, close to the linkage plate, of the butt rod is used for being abutted to the limiting pin.

Through adopting above-mentioned technical scheme, after the transport of accomplishing the stand, through pressing the butt joint pole, after the tip and the spacer pin butt of butt joint pole, be about to the spacer pin spacing hole of release to remove the injecing to the slider position in the spout, can drive the slider motion through the driving source this moment and pack up the gyro wheel then, made things convenient for the operation.

Optionally, a second elastic piece is arranged on the base and used for driving the abutting rod to move towards the direction away from the through hole.

Through adopting above-mentioned technical scheme, promote after the butt joint pole releases the spacer pin from spacing downthehole, the butt joint pole moves towards the direction of keeping away from the through-hole under the effect of second elastic component promptly to the spacer pin inserts spacing downthehole when having made things convenient for next time to drive the motion of stand, has improved the practicality of device.

Optionally, the driving source includes an air cylinder, a cylinder barrel of the air cylinder is fixedly disposed on a bottom wall of the mounting groove, and a piston rod of the air cylinder is in transmission connection with the top of the linkage plate.

Through adopting above-mentioned technical scheme, when needs drive the gyro wheel and move in vertical direction, start the cylinder, the piston rod of cylinder drives linkage board and moves upward or down in vertical direction, realizes receiving or putting of gyro wheel then.

Optionally, a sleeve is fixedly arranged at the top of the linkage plate, a piston rod of the air cylinder is slidably arranged in the sleeve in a penetrating manner, and a third elastic piece is arranged in the sleeve and used for driving the sleeve to move towards the piston rod.

Through adopting above-mentioned technical scheme, at the in-process of packing up the gyro wheel, the piston rod of cylinder drives linkage board upward movement, because linkage board and cylinder all are located the mounting groove this moment, the motion condition of the unable direct observation linkage board of staff, when the piston rod withdraws, the staff is difficult to in time close the cylinder, after the cylinder butt of sleeve and cylinder, the piston rod of cylinder continues the upward movement, tensile third elastic component then, thereby all played the guard action of certain degree to linkage board and cylinder, the reliability of device in the use has been improved.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the exhibition stand needs to be carried, the friction force between the base and the ground is reduced through the rollers, and the exhibition stand is conveniently driven to move by workers;

2. the sliding block and the sliding groove have a certain guiding effect on the movement of the linkage plate, so that the movement precision of the linkage plate is improved;

3. the limiting pin is used for limiting the position of the sliding block in the sliding groove, so that the structural stability of the carrying exhibition stand is improved.

Drawings

FIG. 1 is a schematic overall structure diagram of an embodiment of the present application;

FIG. 2 is a partial cross-sectional view of a base of an embodiment of the present application;

FIG. 3 is an enlarged view of portion A of FIG. 2;

fig. 4 is a cross-sectional view of a sleeve of an embodiment of the present application.

Description of reference numerals: 1. a base; 11. a display screen; 12. a roller; 13. mounting grooves; 2. a drive assembly; 21. a linkage plate; 22. a drive source; 23. a slider; 24. a chute; 25. a sliding layer; 3. a limiting member; 31. mounting holes; 32. a limiting hole; 33. a first elastic member; 34. a through hole; 35. a butting rod; 36. a circular truncated cone; 37. a second elastic member; 4. a sleeve; 41. perforating; 42. and a third elastic member.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses interactive science and technology stand.

Referring to fig. 1, an interactive science and technology stand, including base 1, base 1's cross section is the rectangle, installs display screen 11 on the base 1, is the acute angle slope setting between 11 planes in display screen place and base 1's the top surface to make things convenient for the visitor to know the showpiece through display screen 11 more.

Referring to fig. 1, four gyro wheels 12 are installed to the bottom of base 1, and four gyro wheels 12 divide and establish on four angles of base 1, and gyro wheel 12 is the universal wheel, and at the in-process that promotes base 1 motion, gyro wheel 12 and ground rolling contact to the frictional force between reduction gyro wheel 12 that can show and the ground has made things convenient for the staff to drive the stand motion, has reduced the intensity of labour of staff's transport stand in-process.

Referring to fig. 1 and 2, a mounting groove 13 is formed in the bottom of the base 1 along the vertical direction, and the cross section of the mounting groove 13 is rectangular.

A driving assembly 2 is arranged in the mounting groove 13, the driving assembly 2 is used for driving the roller 12 to move in the vertical direction, and as an embodiment of the present application, referring to fig. 2, the driving assembly 2 includes a linkage plate 21 and a driving source 22. The linkage plates 21 are arranged in the mounting groove 13 in a sliding mode along the vertical direction, the linkage plates 21 are arranged in a long strip shape, the linkage plates 21 are arranged in two numbers and are respectively arranged on two sides of the mounting groove 13, and the rollers 12 are fixedly mounted at two ends of the linkage plates 21 through bolts.

As an embodiment of the present application, referring to fig. 2, the driving source 22 is provided as an air cylinder, a cylinder barrel of the air cylinder is installed on the bottom wall of the installation groove 13 by welding or bolt fixing, and a piston rod of the air cylinder is in transmission connection with the linkage plate 21.

As another embodiment of the present application, the driving source 22 may be provided as a hydraulic cylinder or a hydraulic cylinder, and the specific selection method may be selected according to the cost in the actual use process and the weight of the base 1.

Referring to fig. 2 and 3, the two ends of the linkage plate 21 are both provided with a sliding block 23 along the vertical direction, the sliding block 23 is connected with the linkage plate 21 by welding or bolt fixing, and a sliding groove 24 for the sliding block 23 to slide is arranged on the side wall of the mounting groove 13 along the vertical direction.

The cylinder is started, the cylinder drives the linkage plate 21 to move upwards or downwards in the vertical direction, the placing and the collecting of the idler wheels 12 can be achieved, the linkage plate 21 drives the idler wheels 12 to move simultaneously, the moving precision of the idler wheels 12 in the vertical direction can be effectively improved, and therefore the levelness of the top of the base 1 is guaranteed, and the exhibition effect of the exhibit in the exhibition process is improved.

Referring to fig. 3, a sliding layer 25 is arranged on the side wall of the slider 23, the sliding layer 25 is made of polytetrafluoroethylene, when the slider 23 slides in the sliding groove 24, the friction coefficient between the slider 23 and the inner wall of the sliding groove 24 can be obviously reduced through the sliding layer 25, the friction force between the slider 23 and the inner wall of the sliding groove 24 is reduced, and the slider 23 can conveniently move in the sliding groove 24.

Referring to fig. 3, the exhibition stand further includes a limiting member 3, the limiting member 3 is used for limiting the position of the sliding block 23 in the sliding groove 24, and the limiting member 3 includes a limiting pin. The side wall of the sliding block 23 far away from the linkage plate 21 is provided with a mounting hole 31 along the length direction of the linkage plate 21, the limit pin is arranged in the mounting hole 31 in a sliding manner along the axis direction of the mounting hole 31, and the side wall of the sliding groove 24 is provided with a limit hole 32 for the limit pin to be inserted.

Be provided with the first elastic component 33 that is used for driving the spacer pin towards the direction motion of keeping away from mounting hole 31 on the slider 23, as an embodiment of this application, refer to fig. 3, first elastic component 33 sets up to the pressure spring, and the pressure spring is installed in mounting hole 31, and the one end of pressure spring and the pore wall welded fastening of mounting hole 31, the other end and spacer pin welded fastening.

The slide block 23 is driven to move in the sliding groove 24 along with the movement of the linkage plate 21, the slide block 23 drives the limiting pin to move in the vertical direction, and after the axes of the mounting hole 31 and the limiting hole 32 are collinear, the limiting pin is inserted into the limiting hole 32 under the action of the pressure spring, so that the position of the slide block 23 in the sliding groove 24 is fixed, the position of the roller 12 in the vertical direction is more stable, and the reliability in the movement process of the base 1 is improved.

As other embodiments of the present application, the first elastic member 33 may be provided as a spring plate.

Referring to fig. 3, a through hole 34 communicated with the limiting hole 32 is formed in the outer wall of the base 1, the aperture of the through hole 34 is matched with the limiting hole 32 or slightly larger than the limiting hole 32, a butt rod 35 is slidably arranged in the through hole 34 along the axial direction of the through hole 34, and the end portion, close to the linkage plate 21, of the butt rod 35 is used for abutting against the limiting pin.

After the transport of accomplishing the stand, through pressing butt pole 35, after the tip of butt pole 35 and the spacer pin butt, be about to the spacer pin spacing hole 32 of releasing to remove the injecing to slider 23 position in spout 24, can drive the motion of slider 23 through driving source 22 this moment and pack up gyro wheel 12 then, made things convenient for the operation.

Referring to fig. 3, a circular truncated cone 36 is welded to one end of the abutting rod 35 away from the mounting hole 31, and the diameter of the circular truncated cone 36 is larger than that of the abutting rod 35. When the abutting rod 35 needs to be driven to move, the circular truncated cone 36 can be pressed to drive the abutting rod 35 to move, the contact area between the hand of a worker and the abutting rod 35 is increased, and the worker can drive the abutting rod 35 to move conveniently.

Referring to fig. 3, a second elastic element 37 used for driving the abutting rod 35 to move towards the direction away from the mounting hole 31 is arranged on the base 1, the second elastic element 37 is a pressure spring, the pressure spring is sleeved on the abutting rod 35, one end of the pressure spring is welded and fixed with the circular truncated cone 36, and the other end of the pressure spring is welded and fixed with the outer wall of the base 1.

After promoting in the butt pole 35 and releasing the spacer pin from spacing hole 32, the butt pole 35 moves towards the direction of keeping away from through-hole 34 under the effect of pressure spring promptly to make things convenient for the spacer pin to insert in spacing hole 32 when next time need drive the stand motion, improved the practicality of device.

Referring to fig. 2 and 4, a sleeve 4 is welded at the top of the linkage plate 21, the interior of the sleeve 4 is hollow, and a through hole 41 for a piston rod of an air cylinder to pass through is formed in the top of the sleeve 4.

Referring to fig. 4, a third elastic member 42 is arranged in the sleeve 4, the third elastic member 42 is used for driving the sleeve 4 to move towards the piston rod, the third elastic member 42 is a tension spring, the tension spring is sleeved on the piston rod, one end of the tension spring is welded and fixed with the inner wall of the sleeve 4, and the other end of the tension spring is welded and fixed with the piston rod of the air cylinder.

The implementation principle of an interactive science and technology exhibition stand in the embodiment of the application is as follows:

when needs carry the stand, start the cylinder, the cylinder passes through the piston rod and drives linkage plate 21 towards ground motion, linkage plate 21 drives gyro wheel 12 motion, after gyro wheel 12 and ground butt, can promote the motion of base 1 by the staff, then realize the removal of stand, at this in-process, the reduction that is showing through gyro wheel 12 friction between base 1 and the ground, made things convenient for the staff to drive the stand motion, after the stand motion to the destination, drive gyro wheel 12 upward movement, can place base 1 subaerial, accomplish the holistic transport of stand.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an interactive science and technology stand, includes base (1), be provided with display screen (11) on base (1), its characterized in that: the bottom of base (1) is provided with gyro wheel (12) that are used for with ground rolling contact, be provided with drive assembly (2) on base (1), drive assembly (2) are used for driving gyro wheel (12) and move in vertical direction.

2. An interactive scientific and technological display stand according to claim 1, characterized in that: drive assembly (2) are including linkage board (21) and driving source (22), the bottom of base (1) is provided with mounting groove (13), vertical direction slip setting is followed in mounting groove (13) in linkage board (21), gyro wheel (12) set up in the bottom of linkage board (21), driving source (22) set up on base (1), driving source (22) are used for driving linkage board (21) and move in vertical direction.

3. An interactive scientific and technological display stand according to claim 2, characterized in that: a sliding block (23) is fixedly arranged at the end part of the linkage plate (21), a sliding groove (24) is formed in the side wall of the mounting groove (13) along the vertical direction, and the sliding block (23) is arranged in the sliding groove (24) in a sliding manner along the length direction of the sliding groove (24);

the sliding block is characterized by further comprising a limiting piece (3), wherein the limiting piece (3) is used for limiting the position of the sliding block (23) in the sliding groove (24).

4. An interactive scientific and technological display stand according to claim 3, characterized in that: locating part (3) include the spacer pin, mounting hole (31) have been seted up along the length direction of linkage board (21) on the lateral wall of linkage board (21) is kept away from in slider (23), the spacer pin slides along the axis direction of mounting hole (31) and sets up in mounting hole (31), offer on the diapire of spout (24) and supply spacer pin male spacing hole (32), be provided with first elastic component (33) on slider (23), first elastic component (33) are used for driving the spacer pin and move towards the direction of keeping away from mounting hole (31).

5. An interactive scientific and technological display stand according to claim 4, characterized in that: the outer wall of the base (1) is provided with a through hole (34) communicated with the limiting hole (32), a butt rod (35) is arranged in the through hole (34) in a sliding mode along the axis direction of the through hole (34), and the end portion, close to the linkage plate (21), of the butt rod (35) is used for being abutted to the limiting pin.

6. An interactive scientific and technological display stand according to claim 4, characterized in that: the base (1) is provided with a second elastic piece (37), and the second elastic piece (37) is used for driving the abutting rod (35) to move towards the direction far away from the through hole (34).

7. An interactive scientific and technological display stand according to any one of claims 2 to 6, characterized in that: the driving source (22) comprises an air cylinder, a cylinder barrel of the air cylinder is fixedly arranged on the bottom wall of the mounting groove (13), and a piston rod of the air cylinder is in transmission connection with the top of the linkage plate (21).

8. An interactive scientific and technological display stand according to claim 7, characterized in that: the linkage device is characterized in that a sleeve (4) is fixedly arranged at the top of the linkage plate (21), a piston rod of the air cylinder penetrates through the sleeve (4) in a sliding mode, a third elastic piece (42) is arranged in the sleeve (4), and the third elastic piece (42) is used for driving the sleeve (4) to move towards the piston rod.