Portable teaching board for English teacher teaching

Abstract

The utility model discloses a portable teaching board for English teacher teaching, which relates to the technical field of teaching boards and comprises two groups of bottom supporting rods, rotating seats are arranged on one sides of the upper ends of the two groups of bottom supporting rods, movable rods are arranged at the upper ends of the two groups of rotating seats, and rotating connecting plates are arranged at the lower ends of the two groups of movable rods. Rotating supporting rods are arranged below the two sets of rotating connecting plates, rotating heads are arranged between the upper ends of the two sets of rotating supporting rods and the rotating connecting plates, connecting rods are arranged between the side walls of the two sets of rotating supporting rods, and clamping heads are arranged at the lower ends of the two sets of rotating heads; a plurality of clamping openings are formed in the other sides of the upper ends of the two bottom supporting rods, and the clamping heads are connected with the clamping openings in a clamped mode. The portable teaching board for English teacher teaching can be folded and stored conveniently and is more convenient to carry, and the height of the teaching whiteboard can be adjusted conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of teaching boards, in particular to a portable teaching board for English teachers. Background Art

[0002] A teaching board is a device used for writing and demonstration in the education industry. Usually, a teaching board is placed in a classroom or conference room, and content is written with chalk or water-based pen to serve the purpose of explanation and demonstration.

[0003] Existing teaching boards are usually fixed on the wall. In some temporary teaching places, the teaching boards need to be transported and then installed and fixed. However, due to the large size of the existing teaching boards, the transportation process is more troublesome, and the installation operation after transportation is also more troublesome. In order to solve the shortcomings of the existing technology, we propose a portable teaching board for English teachers. Utility Model Content

[0004] The main purpose of the utility model is to provide a portable teaching board for English teachers, which can effectively solve the problems in the background technology.

[0005] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0006] A portable teaching board for English teachers, comprising two groups of bottom support rods, one side of the upper end of the two groups of bottom support rods is provided with a rotating seat, the upper end of the two groups of rotating seats is provided with a movable rod, the lower end of the two groups of movable rods is provided with a rotating connecting plate, the lower end of the two groups of rotating connecting plates is provided with a rotating support rod, a rotating head is provided between the upper end of the two groups of rotating support rods and the rotating connecting plate, a connecting rod is provided between the side walls of the two groups of rotating support rods, and a clamp is provided at the lower end of the two groups of rotating heads. Multiple groups of bayonet holes are provided on the other side of the upper end, and the bayonet holes are engaged with the bayonet holes. The upper outer walls of the two groups of movable rods are provided with sliding rails, and a teaching whiteboard is provided between the two groups of sliding rails. Strip sliders are provided between the side walls of the teaching whiteboard and the sliding rails. A threaded rod is provided at the lower end of the teaching whiteboard, and a threaded sleeve is provided on the outer wall of the lower end of the threaded rod. A fixing rod is provided at the lower end of the threaded sleeve, and both ends of the fixing rod are fixed to the upper end of the movable rod. A handle is provided at the lower end of the fixing rod, and the handle is connected to the threaded sleeve.

[0007] Preferably, a rotation interface is provided between the lower end of the movable rod and the rotating seat, and the movable rod is rotatably connected to the rotating seat through the provided rotation interface.

[0008] Preferably, a rotating interface is provided between the rotating head and the rotating connecting plate, the rotating head is rotatably connected to the rotating connecting plate through the rotating interface, and the rotating support rod is rotatably connected to the movable rod through the rotating head and the rotating connecting plate.

[0009] Preferably, the strip-shaped slider is slidably connected to the sliding track, and the teaching whiteboard is slidably connected to the two groups of sliding tracks through the two groups of strip-shaped sliders.

[0010] Preferably, the upper end of the threaded rod is fixedly connected to the lower end of the teaching whiteboard, and the lower end of the threaded rod is threadedly connected to the threaded sleeve.

[0011] Preferably, a rotation interface is provided between the outer wall of the lower end of the threaded sleeve and the fixed rod, and the outer wall of the lower end of the threaded sleeve is rotationally connected to the fixed rod through the provided rotation interface.

[0012] Compared with the prior art, the present invention has the following beneficial effects:

[0013] 1. In the present invention, the bottom support rod, movable rod and rotating support rod can make the teaching board convenient to fold and store, and will not take up much space during carrying or transporting, which is conducive to people's transportation and transfer of the teaching board. Moreover, since the volume is reduced after folding, people can carry the teaching board conveniently and easily, and the teaching board can also be easily fixed after unfolding. In some temporary teaching places, the installation and fixation of the teaching board is very simple and convenient.

[0014] 2. In the present invention, the sliding track, teaching whiteboard, strip slider, threaded rod and threaded sleeve can make people easily adjust the height of the teaching whiteboard, so that people can adjust the height of the teaching whiteboard according to different usage conditions, making the teaching process more convenient, and the operation of adjusting the height is also very simple and convenient, which is conducive to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the rotating support rod and the bottom support rod of the utility model;

[0017] Figure 3 This is a schematic diagram of the mobile structure of the teaching whiteboard of the present utility model;

[0018] Figure 4 This is a schematic diagram of the connection structure of the teaching whiteboard of the present invention.

[0019] In the figure: 1. Bottom support rod; 2. Rotating seat; 3. Movable rod; 4. Rotating support rod; 5. Sliding track; 6. Teaching whiteboard; 7. Clamp; 8. Bayonet; 9. Rotating head; 10. Connecting rod; 11. Rotating connecting plate; 12. Fixed rod; 13. Threaded sleeve; 14. Threaded rod; 15. Handle; 16. Strip slider. DETAILED DESCRIPTION

[0020] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.

[0021] like Figures 1-4 As shown, a portable teaching board for English teachers comprises two groups of bottom support rods 1, which are used to support and fix the teaching board. A rotating seat 2 is provided on one side of the upper end of the two groups of bottom support rods 1, and a movable rod 3 is provided on the upper end of the two groups of rotating seats 2. A rotating interface is provided between the lower end of the movable rod 3 and the rotating seat 2, and the movable rod 3 can rotate at the upper end of the rotating seat 2. A rotating connecting plate 11 is provided at the lower end of the two groups of movable rods 3, and a rotating support rod 4 is provided below the two groups of rotating connecting plates 11. A rotating head 9 is provided between the upper end of the two groups of rotating support rods 4 and the rotating connecting plate 11, and a rotating interface is provided between the rotating head 9 and the rotating connecting plate 11. The rotating head 9 can rotate in the middle of the rotating connecting plate 11, and the rotating support rod 4 can rotate by rotating The movable head 9 and the rotating connecting plate 11 rotate below the movable rod 3. The rotating support rod 4 is used to support the movable rod 3. A connecting rod 10 is provided between the side walls of the two groups of rotating support rods 4. The connecting rod 10 connects the two groups of rotating support rods 4 to maintain the synchronous rotation of the two groups of rotating support rods 4. The lower ends of the two groups of rotating heads 9 are provided with clamping heads 7. The other side of the upper ends of the two groups of bottom support rods 1 is provided with multiple groups of bayonet sockets 8. The clamping heads 7 are clamped with the bayonet sockets 8. The clamping heads 7 are clamped in the middle of different bayonet sockets 8 to adjust the angle between the movable rod 3 and the bottom support rod 1. The upper outer walls of the two groups of movable rods 3 are provided with sliding rails 5. The sliding rails 5 are fixed to the upper end of the movable rod 3. A teaching whiteboard 6 is provided between the two groups of sliding rails 5. The sliding rails 5 are used to install the teaching whiteboard 6.

[0022] like Figures 1-4As shown, strip sliders 16 are provided between the side walls of the teaching whiteboard 6 and the sliding rails 5. The strip sliders 16 can slide in the middle of the sliding rails 5. The teaching whiteboard 6 can slide between the two sets of sliding rails 5 through the strip sliders 16 on both sides. A threaded rod 14 is provided at the lower end of the teaching whiteboard 6. The upper end of the threaded rod 14 is fixedly connected to the middle of the lower end of the teaching whiteboard 6. A threaded sleeve 13 is provided on the outer wall of the lower end of the threaded rod 14. The threaded rod 14 is threadedly connected to the threaded sleeve 13. A fixing rod 12 is provided at the lower end of the threaded sleeve 13. Both ends of the fixing rod 12 are fixed to the upper end of the movable rod 3. A rotating interface is provided between the threaded sleeve 13 and the fixing rod 12. The threaded sleeve 13 can rotate at the upper end of the fixing rod 12. When the threaded sleeve 13 rotates, the threaded rod 14 will move up and down in the middle of the threaded sleeve 13. A handle 15 is provided at the lower end of the fixing rod 12. The handle 15 is connected to the threaded sleeve 13. Rotating the handle 15 can drive the threaded sleeve 13 to rotate.

[0023] When the lifting device is in use, the two sets of movable rods 3 are rotated at the upper ends of the two sets of bottom support rods 1 and unfolded, and then the two sets of rotating support rods 4 are rotated at the lower ends of the two sets of movable rods 3, and the clamps 7 at the lower ends of the two sets are inserted into the middle of the clamps 8 at the upper ends of the bottom support rods 1. The rotating support rods 4 can support and fix the movable rod 3. When it is needed to be carried, the clamps 7 at the lower ends of the rotating support rods 4 are taken out from the middle of the clamps 8, the rotating support rods 4 and the movable rod 3 are folded, and then the movable rod 3 and the bottom support rod 1 are folded, so that it can be conveniently carried. Rotating the handle 15 can drive the threaded sleeve 13 to rotate at the upper end of the fixed rod 12. When the threaded sleeve 13 rotates, the threaded rod 14 will move at the upper end of the threaded sleeve 13, and the threaded rod 14 will push the teaching whiteboard 6 to slide between the two sets of sliding rails 5 through the strip slider 16, so that the height of the teaching whiteboard 6 can be adjusted. The operation is simple and convenient.

[0024] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed in this invention is defined by the appended claims and their equivalents.

Claims

1. A portable teaching board for English teachers, comprising two sets of bottom support rods (1), characterized in that: A rotating seat (2) is provided on one side of the upper end of the two groups of bottom support rods (1), a movable rod (3) is provided on the upper end of the two groups of rotating seats (2), a rotating connecting plate (11) is provided on the lower end of the two groups of movable rods (3), a rotating support rod (4) is provided below the two groups of rotating connecting plates (11), a rotating head (9) is provided between the upper end of the two groups of rotating support rods (4) and the rotating connecting plate (11), a connecting rod (10) is provided between the side walls of the two groups of rotating support rods (4), a clamping head (7) is provided on the lower end of the two groups of rotating heads (9), and a plurality of bayonet holes (8) are provided on the other side of the upper end of the two groups of bottom support rods (1), and the clamping head (7) is connected to the rotating connecting plate (11). The bayonet (8) is connected, and the upper outer walls of the two groups of movable rods (3) are both provided with sliding tracks (5). A teaching whiteboard (6) is provided between the two groups of sliding tracks (5). A strip-shaped slider (16) is provided between the side walls of the teaching whiteboard (6) and the sliding tracks (5). The lower end of the teaching whiteboard (6) is provided with a threaded rod (14), and the lower outer wall of the threaded rod (14) is provided with a threaded sleeve (13). The lower end of the threaded sleeve (13) is provided with a fixed rod (12). The two ends of the fixed rod (12) are fixed to the upper end of the movable rod (3), and the lower end of the fixed rod (12) is provided with a handle (15), and the handle (15) is connected to the threaded sleeve (13).

2. The portable teaching board for English teachers according to claim 1, characterized in that: A rotation interface is provided between the lower end of the movable rod (3) and the rotating seat (2), and the movable rod (3) is rotationally connected to the rotating seat (2) via the provided rotation interface.

3. The portable teaching board for English teachers according to claim 1, characterized in that: A rotating interface is provided between the rotating head (9) and the rotating connecting plate (11); the rotating head (9) is rotatably connected to the rotating connecting plate (11) via the provided rotating interface; and the rotating support rod (4) is rotatably connected to the movable rod (3) via the provided rotating head (9) and the rotating connecting plate (11).

4. The portable teaching board for English teachers according to claim 1, characterized in that: The strip-shaped slider (16) is slidably connected to the sliding track (5), and the teaching whiteboard (6) is slidably connected to the two groups of sliding tracks (5) through the two groups of strip-shaped sliders (16).

5. The portable teaching board for English teachers according to claim 1, characterized in that: The upper end of the threaded rod (14) is fixedly connected to the lower end of the teaching whiteboard (6), and the lower end of the threaded rod (14) is threadedly connected to the threaded sleeve (13).

6. The portable teaching board for English teachers according to claim 1, characterized in that: A rotation interface is provided between the lower end outer wall of the threaded sleeve (13) and the fixed rod (12), and the lower end outer wall of the threaded sleeve (13) is rotationally connected to the fixed rod (12) through the provided rotation interface.

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