CN215522529U

CN215522529U - English listening comprehension trainer is used in college english teaching

Info

Publication number: CN215522529U
Application number: CN202120599760.4U
Authority: CN
Inventors: 卢俊青
Original assignee: Yellow River Conservancy Technical Institute
Current assignee: Yellow River Conservancy Technical Institute
Priority date: 2021-03-24
Filing date: 2021-03-24
Publication date: 2022-01-14
Anticipated expiration: 2031-03-24

Abstract

The utility model discloses an English listening training device for college English teaching, which relates to the field of teaching tools and comprises a main body, an angle adjusting structure and a lifting structure, wherein a display screen is arranged on the inner wall of the main body; the angle adjusting structure comprises a rotating block located on the outer wall of one end of the display screen, and the angle adjusting structure further comprises a connecting block located at the center of the outer wall of one side of the display screen. According to the angle adjusting device, the angle adjusting structure is arranged, the push rod moves under the action of external force by giving thrust to the push rod, the push rod moves to drive the connecting rod rotationally connected with one side of the push rod to move, the connecting rod moves to give pressure to the connecting block, the connecting block gives pressure to the display screen under the action of external pressure, at the moment, the display screen rotates along the rotating block under the action of the external pressure until the display screen rotates to a required position, and then the push rod is placed in the limiting groove matched with the outer wall of the display screen to fix the display screen at the required position, so that the purpose of adjusting the angle of the display screen is achieved.

Description

English listening comprehension trainer is used in college english teaching

Technical Field

The utility model relates to the field of teaching tools, in particular to an English listening training device for college English teaching.

Background

English (English) belongs to the Western Hiberman language support under the Hiberman language family in the Indonesian system, is evolved from languages spoken by Hiberman who ancient times move from European continent to great british island, Saxon and Jute tribe, and is propagated to all over the world through the activities of England colonizers, and is calculated according to the number of people who use English as mother language, English is the official language used by most countries, is the second language which is the most extensive in the world, is also the European Union, is one of official languages of most international organizations and English federal countries, and hearing is often used as an examination topic type aiming at investigating the holding of a test taker on English language and investigating the comprehensibility of the examinee on daily English communication; there are several forms of listening to the dialogue to select answers and listening to sentences to memorize key words.

The hearing is an important standard for measuring the English level of a person, and when the conventional English hearing training device is used for auxiliary training, because a general display screen does not have the angle adjusting function, the display screen can reflect light under different illumination environments, so that the use of the device by a user is influenced, and therefore the utility model provides the English hearing training device for college English teaching.

SUMMERY OF THE UTILITY MODEL

The utility model aims to: in order to solve the problem that traditional display screen can't carry out angle modulation, provide an english listening comprehension trainer is used in college english teaching.

In order to achieve the purpose, the utility model provides the following technical scheme: an English listening training device for college English teaching comprises a main body, an angle adjusting structure and a lifting structure, wherein a display screen is arranged on the inner wall of the main body;

the angle adjusting structure comprises a rotating block located on the outer wall of one end of the display screen, and further comprises a connecting block located at the center of the outer wall of one side of the display screen, the outer wall of the connecting block is connected with a connecting rod, one end of the connecting rod is connected with a push rod penetrating through the outer wall of the main body, and a limiting groove is formed in the inner wall, located on the main body, of the outer wall of the push rod.

As a still further scheme of the utility model: the lifting structure is including gag lever post, the lead screw that is located the main part bottom, the gag lever post is located one side of lead screw, the outer wall of lead screw is provided with the sleeve, telescopic inner wall is provided with the gear No. one, the outer wall of gear is provided with the gear No. two, telescopic one end is connected with the stopper, one side outer wall connection of gear No. two has the runner that runs through to the sleeve outer wall.

As a still further scheme of the utility model: the outer wall of No. two gears meshes with the outer wall of No. one gear mutually, telescopic inner wall is provided with and a gear outer wall assorted recess.

As a still further scheme of the utility model: the telescopic inner wall is provided with the screw thread with lead screw outer wall assorted, the bottom of main part is connected with the top of lead screw is rotated.

As a still further scheme of the utility model: the quantity of spacing groove is provided with a plurality ofly, and is a plurality of spacing groove evenly distributed is at the inner wall of main part.

As a still further scheme of the utility model: the inner wall of the main body is provided with a groove matched with the moving track of the push rod, and the inner wall of the limiting groove is matched with the outer wall of the push rod.

As a still further scheme of the utility model: the inner wall of the main body is provided with a groove matched with the outer wall of the rotating block, and the connecting block is rotatably connected with the connecting rod through a rotating shaft.

Compared with the prior art, the utility model has the beneficial effects that:

1. by arranging the angle adjusting structure, the push rod can move under the action of external force by giving thrust to the push rod, the push rod can move to drive the connecting rod which is rotationally connected with one side of the push rod to move, the connecting rod can give pressure to the connecting block by moving, the connecting block can give pressure to the display screen by receiving the external pressure, at the moment, the display screen can rotate along the rotating block under the external pressure, and when the connecting rod rotates to a required position, the push rod is placed in a limiting groove matched with the outer wall of the connecting block, so that the display screen is fixed at the required position, and the aim of adjusting the angle of the display screen is fulfilled;

2. through having set up elevation structure, through rotating the runner, the runner rotates and will drive No. two gear rotations rather than one end is connected, No. two gear rotations will drive rather than outer wall engaged gear along rather than outer wall assorted recess internal rotation, a gear rotation will drive the lead screw and rotate, because the existence of gag lever post, so the lead screw will be along rather than outer wall assorted screw thread removal, the lead screw will drive the main part removal rather than one end is connected when removing, the purpose of going up and down to the main part has been reached, user's comfort level is improved.

Drawings

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

FIG. 2 is an enlarged view of a portion of the present invention at A;

fig. 3 is a schematic structural diagram of the lifting structure of the present invention.

In the figure: 1. a main body; 2. a display screen; 3. an angle adjustment structure; 301. rotating the block; 302. connecting blocks; 303. a connecting rod; 304. a push rod; 305. a limiting groove; 4. a lifting structure; 401. a limiting rod; 402. a screw rod; 403. a sleeve; 404. a limiting block; 405. a first gear; 406. a second gear; 407. a rotating wheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention based on its overall structure.

Referring to fig. 1 to 3, in the embodiment of the utility model, an english listening comprehension training device for college english teaching includes a main body 1, an angle adjusting structure 3, and a lifting structure 4, wherein a display screen 2 is arranged on an inner wall of the main body 1;

wherein, angle adjusting structure 3 is including the turning block 301 that is located 2 one end outer walls of display screen, and angle adjusting structure 3 is still including being located the connecting block 302 of 2 one side outer wall central point departments of display screen, and the outer wall connection of connecting block 302 has connecting rod 303, and the one end outer wall connection of connecting rod 303 has the push rod 304 that runs through to main part 1 outer wall, and the inner wall that the outer wall of push rod 304 is located main part 1 is provided with spacing groove 305.

Please refer to fig. 3, the lifting structure 4 includes a limiting rod 401 located at the bottom end of the main body 1, a screw rod 402, the limiting rod 401 is located at one side of the screw rod 402, a sleeve 403 is disposed on the outer wall of the screw rod 402, a first gear 405 is disposed on the inner wall of the sleeve 403, a second gear 406 is disposed on the outer wall of the first gear 405, one end of the sleeve 403 is connected with a limiting block 404, and a rotating wheel 407 penetrating through the outer wall of the sleeve 403 is connected to the outer wall of one side of the second gear 406, so that the main body 1 can be lifted under the action of the screw rod 402.

Please refer to fig. 3, the outer wall of the second gear 406 is engaged with the outer wall of the first gear 405, the inner wall of the sleeve 403 is provided with a groove matched with the outer wall of the first gear 405, when the rotating wheel 407 is rotated, the rotating wheel 407 rotates to drive the second gear 406 connected with one end of the rotating wheel to rotate, the second gear 406 rotates to drive the first gear 405 engaged with the outer wall of the rotating wheel to rotate along the groove matched with the outer wall of the rotating wheel, the first gear 405 rotates to drive the screw rod 402 to rotate, and due to the existence of the limiting rod 401, the screw rod 402 moves along the thread matched with the outer wall of the rotating wheel.

Please refer to fig. 3, the inner wall of the sleeve 403 is provided with a thread matching with the outer wall of the screw rod 402, the bottom end of the main body 1 is rotatably connected with the top end of the screw rod 402, and the screw rod 402 can drive the main body 1 connected with one end thereof to move.

Please refer to fig. 2, the number of the limiting grooves 305 is plural, and the plurality of limiting grooves 305 are uniformly distributed on the inner wall of the main body 1, so that the plurality of limiting grooves 305 can adjust the display screen 2 to a required position.

Please refer to fig. 2, the inner wall of the main body 1 is provided with a groove matching with the moving track of the push rod 304, the inner wall of the limit groove 305 is matched with the outer wall of the push rod 304, the push rod 304 moves under the action of external force by applying a pushing force to the push rod 304 through the structure, the push rod 304 moves to drive the connecting rod 303 rotationally connected with one side thereof to move, the connecting rod 303 moves to apply a pressure to the connecting block 302, the connecting block 302 applies the pressure to the display screen 2 by the external pressure, at this time, the display screen 2 rotates along the rotating block 301 under the external pressure until the display screen 2 rotates to a required position, and then the push rod 304 is placed in the limit groove 305 matching with the outer wall thereof, so that the display screen 2 is fixed at the required position.

Please refer to fig. 2, the inner wall of the main body 1 is provided with a groove matching with the outer wall of the rotating block 301, and the connecting block 302 is rotatably connected with the connecting rod 303 through the rotating shaft, so that the display screen 2 can rotate along the rotating block 301.

The working principle of the utility model is as follows: when the device is used, the push rod 304 is pushed to move under the action of external force, the push rod 304 moves to drive the connecting rod 303 rotationally connected with one side of the push rod to move, the connecting rod 303 moves to apply pressure to the connecting block 302, the connecting block 302 is applied with the pressure to the display screen 2 under the action of external pressure, at the moment, the display screen 2 rotates along the rotating block 301 under the action of the external pressure until the display screen reaches a required position, the push rod 304 is placed in a limiting groove 305 matched with the outer wall of the connecting block to fix the display screen 2 at the required position, the rotating wheel 407 rotates to drive the second gear 406 connected with one end of the rotating wheel to rotate by rotating the rotating wheel 407, the second gear 406 rotates to drive the first gear 405 meshed with the outer wall of the second gear to rotate along the groove matched with the outer wall of the first gear 405, the first gear 405 rotates to drive the screw rod 402 to rotate, and due to the existence of the limiting rod 401, the screw rod 402 moves along the thread matched with the outer wall of the screw rod, the lead screw 402 will drive the main body 1 connected with one end to move when moving.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to or changed within the scope of the present invention.

Claims

1. An English listening training device for college English teaching comprises a main body (1), an angle adjusting structure (3) and a lifting structure (4), and is characterized in that a display screen (2) is arranged on the inner wall of the main body (1);

wherein, angle modulation structure (3) are including turning block (301) that are located display screen (2) one end outer wall, angle modulation structure (3) are still including connecting block (302) that are located display screen (2) one side outer wall central point and put the department, the outer wall of connecting block (302) is connected with connecting rod (303), the one end outer wall connection of connecting rod (303) has push rod (304) that run through to main part (1) outer wall, the inner wall that the outer wall of push rod (304) is located main part (1) is provided with spacing groove (305).

2. The English listening training device for college English teaching of claim 1, wherein the lifting structure (4) comprises a limiting rod (401) and a screw rod (402) which are located at the bottom end of the main body (1), the limiting rod (401) is located on one side of the screw rod (402), a sleeve (403) is arranged on the outer wall of the screw rod (402), a first gear (405) is arranged on the inner wall of the sleeve (403), a second gear (406) is arranged on the outer wall of the first gear (405), a limiting block (404) is connected to one end of the sleeve (403), and a rotating wheel (407) penetrating through the outer wall of the sleeve (403) is connected to the outer wall of one side of the second gear (406).

3. English listening training device for college English teaching of claim 2, wherein the outer wall of the second gear (406) is meshed with the outer wall of the first gear (405), and the inner wall of the sleeve (403) is provided with a groove matched with the outer wall of the first gear (405).

4. English listening training device for college English teaching of claim 2, characterized in that the inner wall of the sleeve (403) is provided with a thread matching with the outer wall of the screw rod (402), and the bottom end of the main body (1) is rotatably connected with the top end of the screw rod (402).

5. English listening training device for college English teaching of claim 1, characterized in that the number of the limiting grooves (305) is provided in plurality, and the plurality of limiting grooves (305) are uniformly distributed on the inner wall of the main body (1).

6. English listening training device for college English teaching of claim 1, characterized in that the inner wall of the main body (1) is provided with a groove matching with the moving track of the push rod (304), and the inner wall of the limiting groove (305) is matched with the outer wall of the push rod (304).

7. English listening training device for college English teaching of claim 1, characterized in that the inner wall of the main body (1) is provided with a groove matching with the outer wall of the turning block (301), and the connecting block (302) is rotatably connected with the connecting rod (303) through a rotating shaft.