CN215111856U

CN215111856U - Auxiliary demonstration device

Info

Publication number: CN215111856U
Application number: CN202121581128.3U
Authority: CN
Inventors: 李月莹
Original assignee: Tonghua Normal University
Current assignee: Tonghua Normal University
Priority date: 2021-07-13
Filing date: 2021-07-13
Publication date: 2021-12-10
Anticipated expiration: 2031-07-13

Abstract

The utility model discloses an auxiliary demonstration device, comprising a base plate, the bottom both sides fixedly connected with universal wheel of bottom plate, the top fixedly connected with stand of bottom plate, the fixed frame of top fixedly connected with of stand, the lateral wall fixedly connected with fixed block of fixed frame, the fixed block rotates and is connected with the support frame, the utility model relates to an education technique field. This supplementary presentation device, reached whole the removal of being convenient for, the support frame rotates with the fixed block to be connected, electronic display screen and support frame fixed connection, when the angle of electronic display screen is adjusted to needs, through adjusting device, drive the draw gear motion, adjust electronic display screen's angle, electronic display screen's surface sets up elevating gear, combine teaching board and electronic display screen, make things convenient for the teacher according to the demand of imparting knowledge to students, select teaching board or electronic display screen to impart knowledge to students, improve the quality of teaching, satisfy user demand's purpose.

Description

Auxiliary demonstration device

Technical Field

The utility model relates to an education field, more specifically say, relate to an auxiliary presentation device.

Background

English is the most widely used language in the world, and with the increasing expansion of our country to the open world, the international status is continuously improved, and more attention is paid to English learning. During college english teaching, the teacher generally teaches through the mode of combining paper and multimedia. At present, the auxiliary presentation device of college english teaching, single structure, whole angle relatively fixed, the teacher angle regulation of being not convenient for causes the teaching board reflection of light easily, influences the teaching quality, can't satisfy the user demand.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

Aiming at the problems that the prior auxiliary demonstration device for college English teaching in the prior art has a single structure and relatively fixed integral angle, is inconvenient for teachers to adjust the angle, easily causes the light reflection of a teaching board, influences the teaching quality and cannot meet the use requirement, the utility model aims to provide an auxiliary demonstration device which can realize that a bottom plate, a universal wheel, a stand column, a fixed frame, a fixed block, a supporting frame, an electronic display screen, an adjusting device and a traction device form an integral body, the integral body is convenient to move, the supporting frame is rotationally connected with the fixed block, the electronic display screen is fixedly connected with the supporting frame, when the angle of the electronic display screen needs to be adjusted, the adjusting device drives the traction device to move so as to drive the electronic display screen to rotate, the angle of the electronic display screen is adjusted, a lifting device is arranged on the surface of the electronic display screen, the teaching board is combined with the electronic display screen, make things convenient for the teacher to select teaching board or electronic display screen to teach according to the teaching demand, improve the teaching quality, satisfy the user demand.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

The utility model provides an auxiliary demonstration device, includes the bottom plate, the bottom both sides fixedly connected with universal wheel of bottom plate, the top fixedly connected with stand of bottom plate, the fixed frame of top fixedly connected with of stand, the lateral wall fixedly connected with fixed block of fixed frame, the fixed block rotates and is connected with the support frame, the fixed surface of support frame is connected with electronic display screen, the inside of fixed frame is provided with adjusting device, the upper and lower both sides of support frame are provided with draw gear, draw gear is connected with adjusting device.

Preferably, adjusting device is including rotating the lead screw, it is connected with the inner wall rotation of fixed frame to rotate the lead screw, the top fixedly connected with rolling disc of rotation lead screw.

Preferably, the inner wall fixedly connected with slide bar of fixed frame, it has lead screw slider to rotate lead screw threaded connection, lead screw slider and slide bar sliding connection, draw gear is connected with lead screw slider.

Preferably, the traction device comprises a fixed frame, and the fixed frame is fixedly connected with the upper side and the lower side of the fixed frame.

Preferably, one end of the fixing frame far away from the fixing frame is fixedly connected with a guide wheel frame, a guide wheel is arranged inside the guide wheel frame, the guide wheel is connected with a traction rope in a sliding mode, the traction rope is connected with the fixing frame in a sliding mode, and one end, located inside the fixing frame, of the traction rope is fixedly connected with the screw sliding block.

Preferably, one end of the traction rope, which is far away from the screw rod sliding block, is fixedly connected with a connecting bolt, and the connecting bolt is in threaded connection with the back of the electronic display screen.

Preferably, the surface of the fixing frame is fixedly connected with a supporting spring, and the supporting spring is fixedly connected with the supporting frame.

Preferably, a lifting device is arranged on the surface of the electronic display screen.

Preferably, the lifting device comprises a supporting block, the supporting block is fixedly connected with the side wall of the electronic display screen, a guide rod is fixedly connected to the gap of the supporting block, the guide rod is connected with a moving block in a sliding mode, a connecting frame is fixedly connected to the surface of the moving block, a teaching board is fixedly connected to the connecting frame, a fastening bolt is arranged on the surface of the moving block, and the moving block is used for reinforcing the guide rod through the fastening bolt.

Preferably, the surface of the bottom plate is fixedly connected with a reinforcing rib, and the reinforcing rib is fixedly connected with the upright post.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of: the electronic display screen angle adjusting device comprises a bottom plate, universal wheels, a vertical column, a fixing frame, a fixing block, a supporting frame, an electronic display screen, an adjusting device and a traction device, wherein the whole body is convenient to move, the supporting frame is rotatably connected with the fixing block, the electronic display screen is fixedly connected with the supporting frame, when the angle of the electronic display screen needs to be adjusted, the adjusting device is driven to move by the adjusting device, so that the electronic display screen is driven to rotate, the angle of the electronic display screen is adjusted, the adjusting device is arranged, a rotating disc is rotated to drive a rotating lead screw to rotate, a sliding rod is arranged in the fixing frame, a lead screw sliding block is in threaded connection with the rotating lead screw, the rotating disc is rotated to drive the rotating lead screw to rotate, the lead screw sliding block is driven to move, the lead screw sliding block and the sliding rod slide, the motion stability of the lead screw sliding block is improved, the traction device is connected with the lead screw sliding block, the fixing frame is fixedly connected with the fixing frame, the end part of the fixing frame is provided with a guide wheel frame and a guide wheel, the traction rope slides with the guide wheel, the lead screw sliding block is connected with the traction rope, when the lead screw sliding block moves, the traction rope is driven to move, the end part of the traction rope is provided with a connecting bolt, the connecting bolt is connected with the electronic display screen, and further drives the electronic display screen to rotate, so that the angle of the electronic display screen can be adjusted, the teaching is facilitated, the surface of the fixing frame supports the supporting frame through a supporting spring, the rotating stability of the supporting frame is improved, the surface of the electronic display screen is provided with a lifting device, the teaching board and the electronic display screen are combined, a teacher can conveniently select the teaching board or the electronic display screen to teach according to teaching requirements, the teaching quality is improved, the moving block slides with the guide rod, the height of the teaching board is convenient to adjust, the guide rod is reinforced by using a fastening bolt, so that the height of the teaching board can be fixed, the bottom plate top sets up the strengthening rib, be convenient for consolidate the stand, improve the overall stability, the bottom plate has been reached, the universal wheel, the stand, fixed frame, the fixed block, the support frame, electronic display screen, adjusting device constitutes a whole with draw gear, wholly be convenient for remove, the support frame rotates with the fixed block to be connected, electronic display screen and support frame fixed connection, when the angle of electronic display screen is adjusted to needs, through adjusting device, drive the draw gear motion, and then drive electronic display screen and rotate, adjust electronic display screen's angle, electronic display screen's surface sets up elevating gear, combine teaching board and electronic display screen, make things convenient for the lecturer according to the teaching demand, select teaching board or electronic display screen to teach, improve teaching quality, satisfy the purpose of user demand.

Drawings

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

fig. 2 is a schematic structural view of the lifting device of the present invention;

fig. 3 is a schematic structural view of the adjusting device and the traction device of the present invention.

The reference numbers in the figures illustrate:

1. a base plate; 2. a universal wheel; 3. a column; 4. a fixing frame; 5. a fixed block; 6. a support frame; 7. an electronic display screen; 8. an adjustment device; 81. rotating the screw rod; 82. rotating the disc; 83. a slide bar; 84. a lead screw slider; 9. a traction device; 91. a fixed mount; 92. a guide wheel frame; 93. a guide wheel; 94. a hauling rope; 95. a connecting bolt; 10. a support spring; 11. a lifting device; 111. a support block; 112. a guide rod; 113. a motion block; 114. a connecting frame; 115. a teaching board; 116. fastening a bolt; 12. and (5) reinforcing ribs.

Detailed Description

The drawings in the embodiments of the present invention will be combined; the technical scheme in the embodiment of the utility model is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the present invention; rather than all embodiments. Based on the embodiment of the utility model; all other embodiments obtained by a person skilled in the art without making any inventive step; all belong to the protection scope of the utility model.

Example 1:

referring to fig. 1-3, the present invention provides a technical solution: the utility model provides an auxiliary demonstration device, comprising a base plate 1, bottom 1's bottom both sides fixedly connected with universal wheel 2, bottom 1's top fixedly connected with stand 3, the fixed frame 4 of top fixedly connected with of stand 3, the lateral wall fixedly connected with fixed block 5 of fixed frame 4, fixed block 5 rotates and is connected with support frame 6, the fixed surface of support frame 6 is connected with electronic display screen 7, the inside of fixed frame 4 is provided with adjusting device 8, the upper and lower both sides of support frame 6 are provided with draw gear 9, draw gear 9 is connected with adjusting device 8. Bottom plate 1, universal wheel 2, stand 3, fixed frame 4, fixed block 5, support frame 6, electronic display screen 7, adjusting device 8 and draw gear 9 constitute a whole, wholly be convenient for remove, support frame 6 rotates with fixed block 5 to be connected, electronic display screen 7 and support frame 6 fixed connection, when the angle of electronic display screen 7 is adjusted to needs, through adjusting device 8, drive the motion of draw gear 9, and then drive electronic display screen 7 and rotate, adjust the angle of electronic display screen 7.

Example 2:

referring to fig. 3, an auxiliary demonstration apparatus, further, the adjusting device 8 includes a rotating screw 81, the rotating screw 81 is rotatably connected with the inner wall of the fixed frame 4, and a rotating disc 82 is fixedly connected to the top of the rotating screw 81. An adjusting device 8 is arranged, and the rotating disc 82 is rotated to drive the rotating screw rod 81 to rotate.

Example 3:

referring to fig. 3, an auxiliary demonstration apparatus, further, a sliding rod 83 is fixedly connected to an inner wall of the fixing frame 4, a screw rod sliding block 84 is connected to the rotating screw rod 81 through a thread, the screw rod sliding block 84 is connected to the sliding rod 83 in a sliding manner, and the traction apparatus 9 is connected to the screw rod sliding block 84. The inside of the fixed frame 4 is provided with a sliding rod 83, the lead screw sliding block 84 is in threaded connection with the rotating lead screw 81, the rotating disc 82 is rotated to drive the rotating lead screw 81 to rotate and drive the lead screw sliding block 84 to move, the lead screw sliding block 84 slides with the sliding rod 83, the motion stability of the lead screw sliding block 84 is improved, and the traction device 9 is connected with the lead screw sliding block 84.

Example 4:

referring to fig. 3, an auxiliary demonstration apparatus, further, the traction apparatus 9 includes a fixing frame 91, and the fixing frame 91 is fixedly connected to the upper and lower sides of the fixing frame 4. The traction device 9 is arranged, and the fixing frame 91 is fixedly connected with the fixing frame 4.

Example 5:

referring to fig. 3, an auxiliary demonstration apparatus, further, a guide wheel frame 92 is fixedly connected to one end of the fixing frame 91 far from the fixing frame 4, a guide wheel 93 is disposed inside the guide wheel frame 92, the guide wheel 93 is slidably connected to a traction rope 94, the traction rope 94 is slidably connected to the fixing frame 4, and one end of the traction rope 94 located inside the fixing frame 4 is fixedly connected to the screw slider 84. The end of the fixing frame 91 is provided with a guide wheel frame 92 and a guide wheel 93, the traction rope 94 slides with the guide wheel 93, the lead screw slide block 84 is connected with the traction rope 94, and when the lead screw slide block 84 moves, the traction rope 94 is driven to move.

Example 6:

referring to fig. 3, an auxiliary demonstration device, further, a connecting bolt 95 is fixedly connected to an end of the pulling rope 94 far from the screw slider 84, and the connecting bolt 95 is in threaded connection with the back of the electronic display 7. The tip of haulage rope 94 sets up connecting bolt 95, and connecting bolt 95 is connected with electronic display screen 7, and then drives electronic display screen 7 and rotates, can adjust electronic display screen 7's angle, the teaching of being convenient for.

Example 7:

referring to fig. 3, an auxiliary demonstration apparatus, further, a supporting spring 10 is fixedly connected to the surface of the fixing frame 91, and the supporting spring 10 is fixedly connected to the supporting frame 6. The surface of the fixing frame 91 supports the support frame 6 through the supporting spring 10, and the rotation stability of the support frame 6 is improved.

Example 8:

referring to fig. 1, an auxiliary demonstration apparatus, further, a lifting device 11 is disposed on the surface of the electronic display 7. Electronic display screen 7's surface sets up elevating gear 11, combines teaching board 115 and electronic display screen 7, makes things convenient for the teacher to choose teaching board 115 or electronic display screen 7 to teach according to the teaching demand, improves the quality of teaching.

Example 9:

referring to fig. 2, an auxiliary demonstration apparatus, further, the lifting device 11 includes a supporting block 111, the supporting block 111 is fixedly connected with the side wall of the electronic display 7, a guiding rod 112 is fixedly connected to the gap of the supporting block 111, the guiding rod 112 is slidably connected with a moving block 113, the surface of the moving block 113 is fixedly connected with a connecting frame 114, the connecting frame 114 is fixedly connected with a teaching board 115, a fastening bolt 116 is disposed on the surface of the moving block 113, and the moving block 113 reinforces the guiding rod 112 through the fastening bolt 116. The movement block 113 slides on the guide rod 112 to facilitate the adjustment of the height of the teaching board 115, and the guide rod 112 is fastened by the fastening bolt 116 to fix the height of the teaching board 115.

Example 10:

referring to fig. 1, an auxiliary demonstration apparatus, further, a reinforcing rib 12 is fixedly connected to the surface of the bottom plate 1, and the reinforcing rib 12 is fixedly connected to the upright 3. The reinforcing rib 12 is arranged at the top of the bottom plate 1, so that the upright post 3 is reinforced conveniently, and the overall stability is improved.

The above; is only a preferred embodiment of the present invention; however, the scope of protection of the present invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; according to the technical scheme of the utility model and the improvement conception, equivalent substitution or change is carried out; are all covered by the protection scope of the utility model.

Claims

1. The utility model provides an auxiliary demonstration device, includes bottom plate (1), the bottom both sides fixedly connected with universal wheel (2) of bottom plate (1), the top fixedly connected with stand (3) of bottom plate (1), its characterized in that: the utility model discloses a fixed frame of fixed frame (4) of top fixedly connected with of stand (3), lateral wall fixedly connected with fixed block (5) of fixed frame (4), fixed block (5) are rotated and are connected with support frame (6), fixed surface of support frame (6) is connected with electronic display screen (7), the inside of fixed frame (4) is provided with adjusting device (8), the upper and lower both sides of support frame (6) are provided with draw gear (9), draw gear (9) are connected with adjusting device (8).

2. An auxiliary presentation device as claimed in claim 1, wherein: adjusting device (8) are including rotating lead screw (81), rotate lead screw (81) and rotate with the inner wall of fixed frame (4) and be connected, the top fixedly connected with rolling disc (82) of rotating lead screw (81).

3. An auxiliary presentation device as claimed in claim 2, wherein: the inner wall fixedly connected with slide bar (83) of fixed frame (4), it has lead screw slider (84) to rotate lead screw (81) threaded connection, lead screw slider (84) and slide bar (83) sliding connection, draw gear (9) are connected with lead screw slider (84).

4. An auxiliary presentation device as claimed in claim 3, wherein: the traction device (9) comprises a fixing frame (91), and the fixing frame (91) is fixedly connected with the upper side and the lower side of the fixing frame (4).

5. An auxiliary presentation device as claimed in claim 4, wherein: one end fixedly connected with guide pulley frame (92) of fixed frame (4) is kept away from in mount (91), the inside of guide pulley frame (92) is provided with guide pulley (93), guide pulley (93) sliding connection has haulage rope (94), haulage rope (94) and fixed frame (4) sliding connection, haulage rope (94) are located the inside one end of fixed frame (4) and lead screw slider (84) fixed connection.

6. An auxiliary presentation device as claimed in claim 5, wherein: one end, far away from the screw rod sliding block (84), of the traction rope (94) is fixedly connected with a connecting bolt (95), and the connecting bolt (95) is in threaded connection with the back of the electronic display screen (7).

7. An auxiliary presentation device as claimed in claim 4, wherein: the surface of the fixing frame (91) is fixedly connected with a supporting spring (10), and the supporting spring (10) is fixedly connected with the supporting frame (6).

8. An auxiliary presentation device as claimed in any one of claims 1 to 7, wherein: and a lifting device (11) is arranged on the surface of the electronic display screen (7).

9. An auxiliary presentation device as claimed in claim 8, wherein: the lifting device (11) comprises a supporting block (111), the supporting block (111) is fixedly connected with the side wall of the electronic display screen (7), a guide rod (112) is fixedly connected to the gap of the supporting block (111), the guide rod (112) is slidably connected with a motion block (113), a connecting frame (114) is fixedly connected to the surface of the motion block (113), a teaching board (115) is fixedly connected to the connecting frame (114), a fastening bolt (116) is arranged on the surface of the motion block (113), and the guide rod (112) is reinforced by the motion block (113) through the fastening bolt (116).

10. An auxiliary presentation device as claimed in claim 1, 2, 3, 4, 5, 6, 7 or 9, wherein: the surface of the bottom plate (1) is fixedly connected with a reinforcing rib (12), and the reinforcing rib (12) is fixedly connected with the upright post (3).