CN213935305U

CN213935305U - Special show board device of colleges and universities classroom teaching design

Info

Publication number: CN213935305U
Application number: CN202120127030.4U
Authority: CN
Inventors: 李惠娜
Original assignee: Nanchong Vocational and Technical College
Current assignee: Nanchong Vocational and Technical College
Priority date: 2021-01-18
Filing date: 2021-01-18
Publication date: 2021-08-10
Anticipated expiration: 2031-01-18

Abstract

The utility model discloses a special display board device for classroom teaching design in colleges and universities, which comprises a base, a rotary sleeve fixedly connected to one side of the base far from the ground, a rotary table connected in the rotary sleeve, a first supporting rod fixedly connected to one side of the rotary table far from the base, the first supporting rod is a cavity and an opening far from one side of the ground, the inner side wall of the first supporting rod arbitrarily opposite is connected with a first rack and a second rack in a sliding way, a first gear and a second gear are engaged between the first rack and the second rack, the first gear and the second gear are rotationally connected with the first supporting rod through a rotational axis, one end of any rotational axis far from the first supporting rod is fixedly connected with a handle, one end of the first rack and one end of the second rack far from the base is fixedly connected with a second supporting rod, one end of the second supporting rod far from the first supporting rod is fixedly connected with a display device, thereby adjusting the height and each angle of the display device, meanwhile, a plurality of teaching works can be displayed to improve the teaching quality and the teaching progress.

Description

Special show board device of colleges and universities classroom teaching design

Technical Field

The utility model relates to a teaching equipment technical field specifically is a special show board device of college classroom teaching design.

Background

In the design teaching, often need show student's design works in the classroom to convenient teaching improves classroom efficiency, and the design works display device who uses all adopts simple fixed show board device to demonstrate in the current design teaching, hardly carries out the regulation of height and angle to it, causes the decline of teaching quality.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model aims to provide a special display board device for classroom teaching design in colleges and universities, which has the advantages that the display device can be adjusted in different directions by arranging a rotary sleeve and a rotary table when in use, and further, the display device can be adjusted in different directions by arranging a first rack, a second rack, a first gear, a second gear, a first supporting rod and a second supporting rod, the first gear is rotated by a handle to drive the second gear meshed with the first gear to synchronously rotate when in use, so that the racks respectively meshed with the first gear and the second gear move, the second supporting rod can be stretched in the first supporting rod to adjust the height of the display device, and further, a plurality of teaching works can be displayed and learned simultaneously by arranging the first display board and a plurality of second display boards, thereby can carry out the regulation of height and each angle to display device at the teaching in-process, make display device adjust to the best angle and satisfy the study of sitting at different positions student, also can improve teaching quality and teaching progress to the show of a plurality of teaching works simultaneously.

The above object of the present invention can be achieved by the following technical solutions:

a special display board device for classroom teaching design in colleges and universities comprises a base, wherein a rotary sleeve is fixedly connected to one side, far away from the ground, of the base, a rotary table is rotationally connected in the rotary sleeve, a first supporting rod is fixedly connected to one side, far away from the ground, of the rotary table, the first supporting rod is arranged in a cavity and is arranged in an opening on one side, far away from the ground, any opposite inner side wall of the first supporting rod is connected with a first rack and a second rack in a sliding mode, the first rack and the second rack are respectively meshed with a first gear and a second gear, the first gear and the second gear are meshed and are parallel in axis, the first gear and the second gear are rotationally connected with the first supporting rod through rotating shafts, any rotating shaft penetrates through the side wall of the first supporting rod and is fixedly connected with a handle, and one end, far away from the base, of the first rack and the second rack is fixedly connected with a second, the second supporting rod is connected to the inner side wall of the first supporting rod in a sliding mode, and one end, far away from the first supporting rod, of the second supporting rod is fixedly connected with a display device.

Through adopting above-mentioned technical scheme, can carry out the regulation of different angles to display device through setting up swivel mount and revolving stage when using, further through setting up first rack, the second rack, first gear, second gear and first bracing piece and second bracing piece, thereby rotate first gear through the handle and drive the synchronous rotation of second gear with it meshing when using, and then make respectively with the rack motion of first gear and second gear meshing, thereby make the second bracing piece stretch out and draw back in first bracing piece and adjust display device's height, thereby can carry out the regulation of height and each angle to display device at the teaching in-process, make display device adjust to best angle and satisfy the study of sitting at different positions student.

The present invention may be further configured in a preferred embodiment as: the display device comprises a fixing rod, wherein the fixing rod is close to one side of the ground and is fixedly connected with a second supporting rod, a first connecting rod and a second connecting rod are fixedly connected to two ends of any opposite side wall of the fixing rod in the vertical direction, a first display board is hinged between the first connecting rod and the second connecting rod, and the first display board is kept away from one side of the fixing rod is sequentially hinged to a plurality of second display boards.

Through adopting above-mentioned technical scheme, through setting up the dead lever, the head rod, the second connecting rod, first show board and a plurality of second show board, can stimulate when using outside second show board will fold together first show board and a plurality of second show board and extend, can demonstrate the study to a plurality of teaching works simultaneously, further the both sides wall of first show board and the vertical direction of second show board all can regard as the show face to demonstrate the teaching works, and then increase the bandwagon, thereby increase the quantity that the teaching works were demonstrateed simultaneously, improve teaching quality and teaching progress.

The present invention may be further configured in a preferred embodiment as: keep away from the dead lever the second show board is close to ground one side fixedly connected with first telescopic link, first telescopic link is close to ground one end fixedly connected with backup pad, the backup pad with base parallel arrangement.

Through adopting above-mentioned technical scheme, through setting up first telescopic link and backup pad, can further support the second show board when display device expandes, improve display device's stability.

The present invention may be further configured in a preferred embodiment as: the first rack and the second rack are close to one side of the base and are fixedly connected with a limiting rod.

By adopting the technical scheme, the telescopic rack further protects and limits the extension of the first rack and the second rack by arranging the limiting rod, so that the first rack and the second rack are prevented from being separated from the first supporting rod to cause the damage of the display device.

The present invention may be further configured in a preferred embodiment as: the first show board with the relative lateral wall edge of the vertical direction of second show board has all seted up the spout, the spout has clamping device through slider sliding connection, clamping device includes the second telescopic link, the second telescopic link rotate connect in the slider is kept away from spout one side, the second telescopic link is close to first show board or second show board one side fixedly connected with sucking disc.

Through adopting above-mentioned technical scheme, through setting up spout, slider and clamping device, further can fix and fix a position can not drop to the teaching works on every show board to make the teaching smooth, improve teaching quality and progress.

The present invention may be further configured in a preferred embodiment as: one side of the base, which is close to the ground, is provided with a plurality of rollers.

Through adopting above-mentioned technical scheme, through setting up a plurality of gyro wheels, further convenient removes convenient to use, easy operation to the device.

To sum up, the utility model discloses a following at least one useful technological effect:

1. the display device can be adjusted at different angles by arranging the rotary sleeve and the rotary table, and further by arranging the first rack, the second rack, the first gear, the second gear, the first supporting rod and the second supporting rod, the first gear is rotated by the handle when the display device is used, so that the second gear meshed with the first gear is driven to synchronously rotate, and then the racks respectively meshed with the first gear and the second gear are driven to move, so that the second supporting rod stretches in the first supporting rod to adjust the height of the display device, and therefore, the height and each angle of the display device can be adjusted in the teaching process, and the display device is adjusted to the optimal angle to meet the study of students sitting at different positions;

2. by arranging the fixing rod, the first connecting rod, the second connecting rod, the first display board and the plurality of second display boards, when the teaching demonstration device is used, the second display board on the outermost side can be pulled to stretch the first display board and the plurality of second display boards which are folded together, a plurality of teaching works can be displayed and learned at the same time, and further, the two side walls of the first display board and the second display boards in the vertical direction can be used as display surfaces to display the teaching works, so that the display range is increased, the number of the teaching works displayed at the same time is increased, and the teaching quality and the teaching progress are improved;

3. by arranging the first telescopic rod and the supporting plate, the second display plate can be further supported when the display device is unfolded, so that the stability of the display device is improved; through setting up spout, slider and clamping device, further can fix and fix a position can not drop to the teaching works on every show board to make the teaching smooth, improve teaching quality and progress.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a part of the structure of the present invention;

fig. 3 is a schematic diagram of the mechanism of the clamping device of the present invention.

Reference numerals: 1. a base; 2. a rotating sleeve; 3. a rotating table; 4. a first support bar; 5. a first rack; 6. a second rack; 7. a first gear; 8. a second gear; 9. a rotating shaft; 10. a handle; 11. a second support bar; 12. a display device; 121. fixing the rod; 122. a first connecting rod; 123. a second connecting rod; 124. a first display board; 125. a second display board; 13. a first telescopic rod; 14. a support plate; 15. a limiting rod; 16. a chute; 17. a slider; 18. a clamping device; 181. a second telescopic rod; 182. a suction cup; 19. and a roller.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 and 2, the utility model provides a technical scheme, a special display board device for classroom teaching design in colleges and universities, which comprises a base 1, wherein one side of the base 1, which is far away from the ground, is fixedly connected with a rotary sleeve 2, a rotary table 3 is rotationally connected in the rotary sleeve 2, one side of the rotary table 3, which is far away from the base 1, is fixedly connected with a first supporting rod 4, and preferably, the first supporting rod 4 is rectangular and the long side is perpendicular to the base 1; the first supporting rod 4 is arranged in a cavity and is arranged at an opening on one side far away from the ground; as shown in fig. 2, any opposite inner side walls of the first supporting rod 4 are slidably connected with a first rack 5 and a second rack 6, preferably, the first rack 5 and the second rack 6 should be parallel and symmetrically arranged; a first gear 7 and a second gear 8 are meshed between the first rack 5 and the second rack 6, the first gear 7 and the second gear 8 are meshed, the axes are parallel, and preferably, the heights of the first gear 7 and the second gear 8 far away from the base 1 are equal; the first gear 7 and the second gear 8 are rotatably connected with the first support rod 4 through a rotating shaft 9, preferably, the rotating shaft 9 is positioned at the axial positions of the first gear 7 and the second gear 8 and is arranged at two sides, and further, the first gear 7 and the second gear 8 can be rotated by arranging a groove which is suitable for the rotating shaft 9 in the first support rod 4; preferably, the rotating shaft 9 can also penetrate through the first supporting rod 4, and the specific rotating mode is not required qualitatively, so that the first gear 7 and the second gear 8 can be ensured to normally operate and not deviate from the rotating position; any rotating shaft 9 penetrates through the side wall of the first supporting rod 4 and is fixedly connected with a handle 10, the handle 10 can be set to be in a mode as shown in the attached drawings for convenient operation, more attractive change can be carried out according to the actual situation, and the specific requirements are not made, and the actual production is standard; a second support rod 11 is fixedly connected to one end of the first rack 5 and the second rack 6, which is far away from the base 1, the second support rod 11 is slidably connected to the inner side wall of the first support rod 4, preferably, the second support rod 11 should be a solid body and should be in a shape suitable for the first support rod 4, and further, the second support rod 11 should be capable of sliding in the inner cavity of the first support rod 4; one end of the second support bar 11 far away from the first support bar 4 is fixedly connected with a display device 12.

As shown in fig. 1 and 3, the display device 12 includes a fixing rod 121, and it is preferable that the fixing rod 121 is rectangular for facilitating the installation of the display panel; one side of the fixing rod 121 close to the ground is fixedly connected with the second supporting rod 11, two ends of any opposite side wall of the fixing rod 121 in the vertical direction are fixedly connected with a first connecting rod 122 and a second connecting rod 123, a first display board 124 is hinged between the first connecting rod 122 and the second connecting rod 123, preferably, the hinged position of the first connecting rod 122 and the second connecting rod 123 to the first display board 124 is as shown in fig. 1, and is preferably hinged to the middle position of the upper side wall and the lower side wall of the first display board 124, so that the first display board 124 can be folded and stored conveniently; the first show board 124 keeps away from dead lever 121 one side and articulates in proper order has a plurality of second show boards 125, and the quantity that is the second show board 125 better does not do specifically the restriction, and the figure shows only for the reference, and when not being suitable for making the accessible articulated shaft carry out folding first show board 124 and second show board 125 and be convenient for place, reduce parking space. Keep away from the second show board 125 of dead lever 121 and be close to the first telescopic link 13 of ground one side fixedly connected with, first telescopic link 13 is close to ground one end fixedly connected with backup pad 14, backup pad 14 and base 1 parallel arrangement, and the minimum flexible distance that is better first telescopic link 13 should not be less than the minimum distance of second show board 125 to ground, and it is more better to be able to contract along with backup pad 14 when first telescopic link 13 does not use and be convenient for receive and release for minimum flexible length. The first rack 5 and the second rack 6 are fixedly connected with the limiting rod 15 at one side close to the base 1, and preferably, the specific form of the limiting rod 15 is not limited, so that the first gear 7 and the second gear 8 can not be separated from the first rack 5 and the second rack 6. As shown in fig. 3, the sliding grooves 16 are formed in the vertical opposite side wall edges of the first display board 124 and the second display board 125, the sliding grooves 16 are connected with the clamping device 18 through the sliding block 17 in a sliding manner, the clamping device 18 includes a second telescopic rod 181, the second telescopic rod 181 is rotatably connected to one side of the sliding block 17 far away from the sliding grooves 16, the second telescopic rod 181 is close to one side of the first display board 124 or the second display board 125 and is fixedly connected with the suction cup 182, preferably, the specific clamping device 18 is not limited, and the embodiment is only a reference. One side of the base 1 close to the ground is provided with a plurality of rollers 19, preferably the rollers 19 are provided with four universal wheels and are provided with locking devices, so that the movement and the positioning are convenient.

The implementation principle of the embodiment is as follows: when in use, the first display board 124 and the second display board 125 are unfolded according to the number of displayed teaching works, further fixing the teaching works on each display board through the clamping device 18, adjusting the display device 12 at different angles through rotating the rotary table 3 in the rotary sleeve 2, further engaging and rotating the first gear 7 and the second gear 8 through rotating the handle 10, and the first gear 7 and the second gear 8 are respectively meshed with the first rack 5 and the second rack 6 to move, thereby the second support bar 11 can be extended and contracted in the first support bar 4 to adjust the height of the display device 12, through the cooperation of the above mechanisms, thereby can carry out the regulation of height and each angle to display device 12 at the teaching in-process, make display device 12 adjust to the best angle and satisfy the study of sitting at different positions student, also can improve teaching quality and teaching progress to the show of a plurality of teaching works simultaneously.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a special show board device of colleges and universities classroom teaching design, includes base (1), its characterized in that: the base (1) is far away from one side of the ground and is fixedly connected with a rotary sleeve (2), the rotary sleeve (2) is rotationally connected with a rotary table (3), the rotary table (3) is far away from one side of the base (1) and is fixedly connected with a first supporting rod (4), the first supporting rod (4) is arranged for a cavity and is far away from one side of the ground, the inner side wall of the first supporting rod (4) which is arbitrarily opposite is respectively connected with a first rack (5) and a second rack (6), the first rack (5) and the second rack (6) are respectively meshed with a first gear (7) and a second gear (8), the first gear (7) and the second gear (8) are meshed and have parallel axes, the first gear (7) and the second gear (8) are rotationally connected with the first supporting rod (4) through a rotating shaft (9), any rotation axis (9) runs through lateral wall and fixedly connected with handle (10) of first bracing piece (4), first rack (5) with second rack (6) are kept away from base (1) one end fixedly connected with second bracing piece (11), second bracing piece (11) sliding connection in the inside wall of first bracing piece (4), keep away from second bracing piece (11) the one end fixedly connected with display device (12) of first bracing piece (4).

2. The special display board device for classroom teaching design in colleges and universities as claimed in claim 1, wherein the display device (12) comprises a fixing rod (121), one side of the fixing rod (121) close to the ground is fixedly connected with the second supporting rod (11), two ends of any opposite side wall of the fixing rod (121) in the vertical direction are fixedly connected with a first connecting rod (122) and a second connecting rod (123) which are horizontally arranged, a first display board (124) is hinged between the first connecting rod (122) and the second connecting rod (123), and one side of the first display board (124) far from the fixing rod (121) is sequentially hinged with a plurality of second display boards (125).

3. The special display board device for classroom teaching design in colleges and universities as claimed in claim 2, wherein the side of the second display board (125) far away from the fixing rod (121) close to the ground is fixedly connected with a first telescopic rod (13), the end of the first telescopic rod (13) close to the ground is fixedly connected with a support plate (14), and the support plate (14) is parallel to the base (1).

4. The special display board device for classroom teaching design in colleges and universities according to claim 1, wherein one side of the first rack (5) and one side of the second rack (6) close to the base (1) are both fixedly connected with a limiting rod (15).

5. The special display board device for classroom teaching design in colleges and universities according to claim 2, wherein the first display board (124) and the second display board (125) have sliding grooves (16) formed in the edges of the opposite vertical side walls, the sliding grooves (16) are slidably connected with clamping devices (18) through sliding blocks (17), each clamping device (18) comprises a second telescopic rod (181), the second telescopic rods (181) are rotatably connected to the side of each sliding block (17) far away from the corresponding sliding groove (16), and the second telescopic rods (181) are fixedly connected with suction cups (182) near the first display board (124) or the side of the second display board (125).

6. The special display board device for classroom teaching design in colleges and universities according to claim 1, wherein the base (1) is provided with a plurality of rollers (19) on one side close to the ground.