CN220571831U - Teaching display device - Google Patents

Abstract

The utility model discloses a teaching display device, which comprises a base, a lifting part and a display part, wherein the lifting part is arranged on the base; the base is provided with a bearing, and the bearing is rotationally provided with a supporting shell; the lifting part comprises an outer rod and an inner rod which is arranged in the outer rod in a sliding way, an electric telescopic rod is arranged in the outer rod, the electric telescopic rod is connected with the inner rod, and a supporting seat is arranged at the top end of the inner rod; the display part comprises a support plate, a display plate and an auxiliary display plate, wherein first guide posts are arranged at two ends of the support plate, a second guide post is arranged in the middle of the support plate, the display plate is arranged on the first guide post in a sliding mode, guide blocks which are connected with the display plate in a clamping mode are arranged on the second guide post, a limiting plate is arranged on the front side of the support plate, connecting rods are rotatably arranged on two sides of the guide blocks, sliding rods which are in sliding fit with the limiting plate are arranged at the other ends of the connecting rods, handles are connected to the sliding rods in a threaded mode, sliding rails are arranged at the tops of the rear sides of the display plate, the auxiliary display plate is symmetrically arranged and in sliding connection with the sliding rails, and blackboard erasers which are matched with the auxiliary display plate are arranged on two sides of the display plate; the bottom of the base is provided with a battery and a controller.

Description

Teaching display device

Technical Field

The utility model relates to the technical field of teaching auxiliary devices, in particular to a teaching display device.

Background

In various teaching applications, it is generally necessary to use a display board, wherein a blackboard is one of the display boards. The teacher writes on the blackboard, so that students can learn and learn words more conveniently.

However, most of the conventional blackboard is not easy to move, needs to be manually moved during outdoor teaching, wastes time and labor, is very inconvenient to use, is fixed in height in general, cannot be adjusted in height by teachers with different heights, and cannot effectively utilize a part of the using area of the blackboard.

In the teaching process, a teacher cannot be guaranteed to stand in front of the blackboard all the time, when the height of the blackboard needs to be adjusted in the teaching process so that a student at the back can watch the blackboard, the teacher needs to walk to the blackboard to adjust the height, or the student at the back stands to watch the height, and the normal teaching process is affected;

in addition, in daily teaching, some paper materials are often used for displaying, at the moment, four corners of the materials are required to be fixed on a blackboard by using magnetic attraction, two people are required to operate a larger material tool, the laying and the taking down are very troublesome, and the set height is low, so that students at the rear part of a classroom are not easy to view;

therefore, a teaching display device is provided to solve the existing defects.

Disclosure of Invention

The technical problem to be solved by the utility model is to overcome the defects of the technology and provide a teaching display device.

In order to solve the technical problems, the technical scheme provided by the utility model is that the teaching display device comprises: comprises a base, a lifting part and a display part;

the middle part of the upper side of the base is provided with a bearing, a supporting shell is sleeved on the bearing in a rotating way, and a central shaft matched with the bearing is coaxially arranged in the supporting shell;

the lifting part comprises an outer rod and an inner rod which is arranged in the outer rod in a sliding manner, the outer rod is vertically arranged on the supporting shell, an electric telescopic rod is arranged at the inner bottom of the outer rod, the output end of the electric telescopic rod is connected with the inner rod, and a supporting seat is arranged at the top end of the inner rod;

the display part is arranged on the supporting seat and comprises a supporting plate, a display plate and an auxiliary display plate, wherein first guide columns are symmetrically arranged at two ends of the supporting plate, second guide columns are arranged at the middle positions of the supporting plate, the display plate is arranged on the first guide columns in a sliding mode, guide blocks which are clamped with the display plate are arranged on the second guide columns, a limiting plate is arranged on the front side of the supporting plate, connecting rods are rotatably arranged on two sides of the guide blocks, sliding rods which penetrate through the limiting plate and are in sliding fit with the limiting plate are arranged at the other ends of the connecting rods, handles are connected to the sliding rods in a threaded mode, sliding rails are arranged at the tops of the rear sides of the display plate, the auxiliary display plate is symmetrically arranged and in sliding connection with the sliding rails, and blackboard erasers matched with the auxiliary display plate are arranged on two sides of the display plate;

the bottom of the base is provided with a battery and a controller, and the battery and the electric telescopic rod are electrically connected with the controller.

As an improvement, show board front side upper portion is equipped with clamping portion, clamping portion includes L type locating rack, locating plate and handle, L type locating rack sets up along show board length direction, the handle passes L type locating rack and extends to L type locating rack inboard and with L type locating rack clearance fit, the locating plate is located L type locating rack inboard and links to each other with the handle, the cover is equipped with the spring on the handle, the both ends of spring are in locating plate, L type locating rack butt respectively.

As an improvement, the upper side of the base is provided with an annular groove, and the annular groove is matched with the bottom of the supporting shell.

As an improvement, two sides of the upper part of the inner rod are provided with placing boxes connected with the supporting plates.

As an improvement, universal wheels with braking function are arranged at four corners of the bottom side of the base.

Compared with the prior art, the utility model has the advantages that:

1. the support shell arranged through rotation can realize the display of different angles of the display board, so that students in various directions can watch conveniently, and teaching is facilitated.

2. Through the setting of elevating part to and realize the adjustment of show board position through the handle, can realize multiple regulation to the show board, the adjustment is convenient, can select the regulation to show board height according to the mode of different modes of actual conditions realization simultaneously.

3. Through the arrangement of the auxiliary display board, the display surface of the device is enlarged, so that students at different positions can learn to watch the device conveniently;

4. the device simple structure and convenient to use can realize the regulation of show board height and the increase of show area according to actual conditions, the convenient use of giving lessons.

Drawings

Fig. 1 is a schematic structural diagram of a teaching display device according to the present utility model.

Fig. 2 is a schematic structural diagram of a teaching display device according to the present utility model.

Fig. 3 is a partial enlarged view at a in fig. 2.

Fig. 4 is a schematic structural view of a base and a lifting part in the teaching display device of the present utility model.

Fig. 5 is a top view of a base and a lifting part in the teaching display device of the present utility model.

Fig. 6 is a cross-sectional view at B-B in fig. 5.

Fig. 7 is a partial enlarged view at C in fig. 6.

Fig. 8 is a schematic structural view of a display board portion in a teaching display device according to the present utility model.

Fig. 9 is a cross-sectional view at D-D in fig. 8.

Fig. 10 is a partial enlarged view at H in fig. 9.

Fig. 11 is a cross-sectional view at E-E in fig. 8.

Fig. 12 is a partial enlarged view at F in fig. 11.

As shown in the figure: 1. the device comprises a base, 2, a bearing, 3, a supporting shell, 4, a central shaft, 5, an outer rod, 6, an inner rod, 7, an electric telescopic rod, 8, a supporting seat, 9, a supporting plate, 10, a display plate, 11, an auxiliary display plate, 12, a first guide post, 13, a second guide post, 14, a guide block, 15, a limiting plate, 16, a connecting rod, 17, a sliding rod, 18, a handle, 19, a sliding rail, 20, a blackboard eraser, 21, a battery, 22, a controller, 23, a clamping part, 24, an L-shaped positioning frame, 25, a positioning plate, 26, a handle, 27, a spring, 28, an annular groove, 29, a placing box, 30 and a universal wheel.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. The components of the inventive embodiments generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

In the description of the embodiments of the utility model, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate an azimuth or a positional relationship based on that shown in the drawings, or an azimuth or a positional relationship in which the inventive product is conventionally put in use, it is merely for convenience of describing the utility model and simplifying the description, and it is not indicated or implied that the apparatus or element referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal," "vertical," "overhang" and the like, if any, do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the embodiments of the utility model, "plurality" represents at least 2.

In the description of the embodiments of the utility model, it should also be noted that, unless explicitly stated and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the utility model will be understood by those skilled in the art according to the specific circumstances.

1-12, a teaching display device comprises a base 1, a lifting part and a display part;

the universal wheels 30 with the braking function are arranged at four corners of the bottom side of the base 1, so that the display device can be moved conveniently, and meanwhile, students can clearly display contents to the rear.

The middle part of the upper side of the base 1 is provided with a bearing 2, the bearing 2 is rotatably sleeved with a support shell 3, and a central shaft 4 matched with the bearing 2 is coaxially arranged in the support shell 3;

further, an annular groove 28 is formed on the upper side of the base 1, and the annular groove 28 is matched with the bottom of the support shell 3.

In practical use, the supporting shell 3 and the base 1 form a rotating structure through the bearing 2, so that the supporting shell 3 can rotate within a range of 0-360 degrees, and further the rotation of the display part can be realized.

Meanwhile, when the central shaft 4 is matched with the bearing 2, the stability of the rotating structure of the bearing can be further ensured through the matching of the lower end of the support shell 3 and the annular groove 28.

The lifting part comprises an outer rod 5 and an inner rod 6 which is arranged in the outer rod 5 in a sliding manner, the outer rod 5 is vertically arranged on the support shell 3, an electric telescopic rod 7 is arranged at the inner bottom of the outer rod 5, and the output end of the electric telescopic rod 7 is connected with the inner rod 6;

specifically, through the flexible action of electric telescopic handle 7, can realize the operation to interior pole 6 lift to satisfy the regulation to the not co-altitude of show portion, also conveniently write in the show portion lower part simultaneously.

The top of the inner rod 6 is provided with a supporting seat 8, the supporting seat 8 is fixedly connected with the display part, stability of the display part is guaranteed, and meanwhile, in actual implementation, two sides of the upper part of the inner rod 6 are symmetrically provided with connecting rods connected with the bottom of the display part, so that the stability of connection of the display part and the lifting part is further guaranteed.

The display part is arranged on the supporting seat 8 and comprises a supporting plate 9, a display plate 10 and an auxiliary display plate 11, wherein first guide posts 12 are symmetrically arranged at two ends of the supporting plate 9, second guide posts 13 are arranged in the middle of the supporting plate 9, the guide posts are perpendicular to the supporting plate 9, and adjacent guide posts are arranged in parallel; the show board 10 slides and sets up on first guide post 12, specifically, be detachable connection between first guide post 12 and the show board 10, in this embodiment, be equipped with the sliding block through bolted connection on the show board 10, sliding block and first guide post 3 sliding connection can be in the long-time use of show board 10, perhaps take place when damaging when needing to change, avoid appearing the condition of whole change, can only change to show board 10, improve other parts's availability ratio, reduce the replacement cost.

The second guide post 13 is provided with a guide block 14 which is clamped with the display board 10, so that the second guide post 13 and the display board 10 can be detached.

In actual use, the display board 10 can move along the first guide post 12 in the vertical direction, so as to adjust the height of the display board 10, thereby realizing adjustment of different heights, meeting the use requirements of different users, and simultaneously being convenient for the use of the bottom of the display board 10 and avoiding the phenomenon of bending over for a long time through the height adjustable display board 10.

A limiting plate 15 is arranged on the front side of the supporting plate 9, connecting rods 16 are rotatably arranged on two sides of the guide block 14, a sliding rod 17 penetrating through the limiting plate 15 and in sliding fit with the limiting plate 15 is arranged on the other end of each connecting rod 16, a handle 18 is connected on the sliding rod 17 in a threaded manner,

in actual operation, the handle 18 is held by two hands to move inwards, so that the guide block 14 is driven to move upwards along the second guide post 13, and further, the position of the display board 10 is adjusted upwards, and when the handle 18 moves outwards, the position of the display board 10 can be adjusted downwards.

Further, the two sides of the upper part of the inner rod 6 are provided with placing boxes 29 connected with the supporting plate 9, and the temporary articles can be placed through the placement of the placing boxes 29.

The top of the rear side of the display board 10 is provided with a sliding rail 19, in particular, the sliding rail 19 is detachably connected with the display board 10, the sliding rail 19 is arranged along the length direction of the display board 10, the auxiliary display boards 11 are symmetrically arranged and are in sliding connection with the sliding rail 19, and two sides of the display board 10 are provided with blackboard eraser 20 matched with the auxiliary display boards 11;

when the display board is specifically used, the auxiliary display board 11 can be pulled out from two sides of the display board 10 to increase writing or display area, and through the blackboard eraser 20 positioned on two sides of the display board 10, the auxiliary display board 11 can be cleaned, the pulled auxiliary display board 11 is ensured to be cleaned, writing is facilitated, and meanwhile the folded auxiliary display board 11 is ensured to be cleaned again, and the auxiliary display board 11 in a folded state is ensured to be cleaned.

The bottom of the base 1 is provided with a battery 21 and a controller 22, and the battery 21 and the electric telescopic rod 7 are electrically connected with the controller 22.

Optionally, a remote control is further included, and the remote control is used for controlling the action of the electric telescopic rod 7 through the controller 22.

In practical use, the remote controller is electrically connected with the controller 22, and can also be connected through the internet or bluetooth, the remote controller controls the electric telescopic rod 7 through the controller 22, and the battery 21 is used for providing electric energy.

The upper portion of the front side of the display board 10 is provided with a clamping portion 23, the clamping portion 23 comprises an L-shaped locating rack 24, a locating plate 25 and a handle 26, the L-shaped locating rack 24 is arranged along the length direction of the display board 10, the handle 26 penetrates through the L-shaped locating rack 24 to extend to the inner side of the L-shaped locating rack 24 and movably match with the L-shaped locating rack 24, the locating plate 25 is located the inner side of the L-shaped locating rack 24 and is connected with the handle 26, a spring 27 is sleeved on the handle 26, and two ends of the spring 27 are respectively abutted to the locating plate 25 and the L-shaped locating rack 24.

When the paper information is required to be displayed, a certain distance is generated between the positioning plate 25 and the display plate 10 by pulling the handle 26, then the top of the paper information is placed between the positioning plate 25 and the display plate 10, and then the handle 25 is loosened, and the positioning plate 25 moves towards the display plate 10 under the action of the spring 27 by the handle 25, so that the paper information is clamped.

The utility model and its embodiments have been described above with no limitation, and the actual construction is not limited to the embodiments of the utility model as shown in the drawings. In summary, if one of ordinary skill in the art is informed by this disclosure, a structural manner and an embodiment similar to the technical solution should not be creatively devised without departing from the gist of the present utility model.

Claims (5)

1. A teaching display device, its characterized in that: comprises a base (1), a lifting part and a display part;

the middle part of the upper side of the base (1) is provided with a bearing (2), a supporting shell (3) is rotatably sleeved on the bearing (2), and a central shaft (4) matched with the bearing (2) is coaxially arranged in the supporting shell (3);

the lifting part comprises an outer rod (5) and an inner rod (6) which is arranged in the outer rod (5) in a sliding manner, the outer rod (5) is vertically arranged on the supporting shell (3), an electric telescopic rod (7) is arranged at the inner bottom of the outer rod (5), the output end of the electric telescopic rod (7) is connected with the inner rod (6), and a supporting seat (8) is arranged at the top end of the inner rod (6);

the display part is arranged on the supporting seat (8), the display part comprises a supporting plate (9), a display plate (10) and an auxiliary display plate (11), first guide columns (12) are symmetrically arranged at two ends of the supporting plate (9), second guide columns (13) are arranged in the middle of the supporting plate (9), the display plate (10) is slidably arranged on the first guide columns (12), guide blocks (14) which are connected with the display plate (10) in a clamping mode are arranged on the second guide columns (13), limit plates (15) are arranged on the front sides of the supporting plate (9), connecting rods (16) are rotatably arranged on two sides of the guide blocks (14), sliding rods (17) which penetrate through the limit plates (15) and are slidably matched with the limit plates (15) are arranged at the other ends of the connecting rods (16), handles (18) are connected to the sliding rods (17) in a threaded mode, sliding rails (19) are arranged on the tops of the rear sides of the display plate (10), the auxiliary display plate (11) are symmetrically arranged and are slidably connected with the sliding rails (19), and two sides of the display plate (10) are provided with blackboard-matched with blackboard-erasing plates (20);

the bottom of the base (1) is provided with a battery (21) and a controller (22), and the battery (21) and the electric telescopic rod (7) are electrically connected with the controller (22).

2. A teaching demonstration device according to claim 1 wherein: the utility model discloses a display panel, including show board (10), front side upper portion is equipped with clamping portion (23), clamping portion (23) are including L type locating rack (24), locating plate (25) and handle (26), L type locating rack (24) set up along show board (10) length direction, handle (26) pass L type locating rack (24) extend to L type locating rack (24) inboard and with L type locating rack (24) clearance fit, locating plate (25) are located L type locating rack (24) inboard and link to each other with handle (26), the cover is equipped with spring (27) on handle (26), the both ends of spring (27) are in locating plate (25), L type locating rack (24) butt respectively.

3. A teaching demonstration device according to claim 1 wherein: an annular groove (28) is formed in the upper side of the base (1), and the annular groove (28) is matched with the bottom of the support shell (3).

4. A teaching demonstration device according to claim 1 wherein: two sides of the upper part of the inner rod (6) are provided with a placement box (29) connected with the supporting plate (9).

5. A teaching demonstration device according to claim 1 wherein: universal wheels (30) with braking function are arranged at four corners of the bottom side of the base (1).