CN220562446U

CN220562446U - English teaching aid

Info

Publication number: CN220562446U
Application number: CN202321544270.XU
Authority: CN
Inventors: 郭鸣鹃
Original assignee: Zhangzhou Health Vocational College
Current assignee: Zhangzhou Health Vocational College
Priority date: 2023-06-16
Filing date: 2023-06-16
Publication date: 2024-03-08
Anticipated expiration: 2033-06-16

Abstract

The utility model relates to the technical field of teaching, in particular to an English teaching aid, which comprises a main board, a groove is formed in the surface of the main board, guide holes on the upper side and the lower side of the main board are all rotationally connected with rotating parts, a group of guide holes on the upper side and the lower side of the main board are fixedly connected with main clamping parts, the other ends of the rotating parts are all fixedly connected with square blocks, a first spring is fixedly connected between the inner wall of the groove and the outer end surface of the main clamping parts, expansion clamping parts are sleeved on the outer sides of the square blocks, arc grooves are formed in the inner sides of the expansion clamping parts and the main clamping parts, a chalk clamping sleeve is arranged in the inner sides of the arc grooves, the chalk clamping sleeve comprises a sleeve, the outer sides of the sleeve are fixedly connected with damping sleeves, the inner sides of the sleeve are fixedly connected with elastic clamping parts, and the surface of the main board is provided with universal level gauges.

Description

English teaching aid

Technical Field

The utility model relates to the technical field of teaching, in particular to an English teaching aid.

Background

English is an important link in modern basic education, and in English lessons, four-line three-grid is usually drawn on a blackboard for standard writing of expression letters.

When drawing, mr generally adopts ordinary ruler and combines the mode of visual inspection to draw equidistant four parallel lines, draws time and energy, and whether the straight line inclines, and whether the interval equals only relies on mr's subjective judgement, and is not good to grasp, and current teaching auxiliary teaching aid that can assist the marking is great its structure, need press from both sides solid to the blackboard and cooperate the use, and inconvenient teacher carries out single operation, consequently, proposes an english teaching aid according to above-mentioned problem.

Disclosure of Invention

The utility model aims to provide an English teaching aid, which aims to solve the problems that the existing English teaching aid is large in structure, a teacher cannot conveniently draw lines by single person operation, and drawing is inconvenient by a ruler.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides an english teaching aid, includes the mainboard, the trench has been seted up on the surface of mainboard, the upper and lower both sides guide hole of mainboard all rotates and is connected with the commentaries on classics piece, a set of fixedly connected with owner fastener between the outer terminal surface of commentaries on classics piece, the equal fixedly connected with square piece of the other end of commentaries on classics piece, fixedly connected with first spring between the outer terminal surface of the inner wall of trench and owner fastener, expanding the fastener has been cup jointed in the outside of square piece, expanding the inboard of fastener and owner fastener all is provided with the arc wall, the inboard of arc wall is provided with the chalk cutting ferrule, the chalk cutting ferrule includes the sleeve, telescopic outside fixedly connected with damping sleeve, telescopic inboard fixedly connected with elasticity fastener, the surface mounting of mainboard has universal level gauge, the fixedly connected with handle frame of surface mounting of mainboard, the rear end face fixedly connected with link plate, the rail groove has all been seted up to the inner wall both sides of link plate, the inboard of rail groove all sliding connection has the slider, a set of fixedly connected with push away from the piece between the outer terminal surface of slider, the inner wall and even has the counter bore of a set of shafts, the second movable pulley is set has.

Preferably, the handle frame comprises two side frame bodies and a central rod body, and elastic sleeves are arranged on the outer sides of the handle frame.

Preferably, the surface of the expansion clamping piece is provided with a square groove, the inner side of the square groove of the expansion clamping piece is provided with a damping layer, and the outer end face of the square block is attached to the damping layer of the expansion clamping piece.

Preferably, the outer curved surface of the damping sleeve contacts with the inner wall of the arc-shaped groove, the opening of the sleeve is backwards, the number of the elastic clamping pieces in the sleeve is 4, and the elastic clamping pieces are arranged at equal angles by taking the center of the sleeve as the center of the circle.

Preferably, the surface of the push block is provided with an inner arc groove, the diameter of the inner arc groove of the push block is the same as the diameter of the shaft rod, and the inner arc groove of the push block is attached to the outer curved surface of the shaft rod.

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

according to the utility model, the chalk clamping sleeve can clamp the chalk through the structures such as the first spring, the main clamping piece, the chalk clamping sleeve and the pulley, the distance between the chalk clamping sleeve and the scribing line is adjusted by placing the chalk clamping sleeve at different positions of the main clamping piece and the expanding clamping piece, the horizontal position of the whole teaching aid is judged through the universal level meter, the device can be displaced through the handle frame and the pulley to enable the chalk to be scribed, so that the English teaching aid can conveniently and rapidly draw four-line three grids with different distances, the problem that the existing English teaching aid is large in structure, a teacher can conveniently operate the scribing line by a single person, and the problem that the drawing is inconvenient by a ruler is solved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 3 is a schematic view of the structure of the main clamping member of FIG. 1 according to the present utility model;

FIG. 4 is a schematic view of the expansion card of FIG. 1 according to the present utility model;

fig. 5 is a schematic view of the chalk sleeve of fig. 1 according to the utility model;

FIG. 6 is a schematic diagram of the structure of the push block of FIG. 2 according to the present utility model;

FIG. 7 is a schematic diagram of the connection plate structure of FIG. 2 according to the present utility model.

In the figure: 1-main board, 2-slot, 3-rotating piece, 4-main clamping piece, 5-first spring, 6-square block, 7-expansion clamping piece, 8-arc slot, 9-chalk clamping sleeve, 901-damping sleeve, 902-sleeve, 903-elastic clamping piece, 10-handle frame, 11-universal level, 12-connecting plate, 13-shaft lever, 14-pulley, 15-rail groove, 16-sliding block, 17-pushing block, 18-counter bore and 19-second spring.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

In the description of the present utility model, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present utility model; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present utility model.

Referring to fig. 1-7, the present utility model provides a technical solution:

the utility model provides an english teaching aid, including mainboard 1, slot 2 has been seted up on the surface of mainboard 1, the upper and lower both sides guide hole of mainboard 1 all rotates and is connected with changeing piece 3, fixedly connected with owner fastener 4 between the outer terminal surface of a set of changeing piece 3, the equal fixedly connected with square piece 6 of the other end of changeing piece 3, fixedly connected with first spring 5 between the inner wall of slot 2 and the outer terminal surface of owner fastener 4, expansion fastener 7 has been cup jointed in the outside of square piece 6, expansion fastener 7 all is provided with arc wall 8 with the inboard of owner fastener 4, the inboard of arc wall 8 is provided with chalk cutting ferrule 9, chalk cutting ferrule 9 includes sleeve 902, the outside fixedly connected with damping sleeve 901 of sleeve 902, the inboard fixedly connected with elasticity fastener 903 of sleeve 902, the surface mounting of mainboard 1 has universal level meter 11, the surface fixedly connected with handle frame 10 of mainboard 1, the rear end face fixedly connected with link plate 12 of mainboard 1, the inner wall both sides of link plate 12 all have been seted up rail groove 15, the inboard of rail groove 15 all sliding connection has slider 16, fixedly connected with slider 17 between the outer terminal surface of a set of slider 16, the inner wall 17 has the counter bore of push block 17 to set of slider 13, the inner wall 13 has the second counter bore 13 between the two end face of link plate 13, the both ends of link plate 13, the counter bore 13 is set of rotating, the second counter bore 13 is set of counter bore 13 is connected with.

The handle frame 10 consists of two side frame bodies and a central rod body, the outer sides of the handle frame 10 are respectively provided with an elastic sleeve, a teacher can hold the handle frame 10 by two hands or use the handle frame by one hand through the structure of the handle frame 10, and the elastic sleeves on the outer sides are convenient for the teacher to hold the handle frame; the surface of the expansion clamping piece 7 is provided with a square groove, the inner side of the square groove of the expansion clamping piece 7 is provided with a damping layer, the outer end face of the square block 6 is attached to the damping layer of the expansion clamping piece 7, the damping layer in the expansion clamping piece 7 can improve the damping between the square block 6, the connection of the expansion clamping piece 7 is firmer, and the expansion clamping piece 7 can rotate along with the rotation of the main clamping piece 4; the outer curved surface of the damping sleeve 901 is contacted with the inner wall of the arc-shaped groove 8, the opening of the sleeve 902 is backwards, the number of the elastic clamping pieces 903 in the sleeve 902 is 4, the elastic clamping pieces 903 are arranged at equal angles by taking the center of the sleeve 902 as the center of a circle, chalk can be clamped through the arranged elastic clamping pieces 903, and the chalk clamping sleeve 9 can be limited at the inner side of the arc-shaped groove 8 through the arranged damping sleeve 901; the surface of ejector pad 17 is equipped with interior arc groove, and the diameter in the interior arc groove of ejector pad 17 is the same with the diameter size of axostylus axostyle 13, and the interior arc groove of ejector pad 17 is laminated mutually with the outer curved surface of axostylus axostyle 13, has improved the promotion effect to axostylus axostyle 13 through the laminating of ejector pad 17 intrados and axostylus axostyle 13, makes axostylus axostyle 13 can carry out elastic displacement.

The working flow is as follows: when a teacher needs to draw four-line three-grid in English teaching by using a teaching aid, chalk is inserted into each chalk clamping sleeve 9 (chalk is clamped between elastic clamping pieces 903 of each sleeve 902), each chalk clamping sleeve 9 filled with chalk is inserted into an arc-shaped groove 8 of a main clamping piece 4, when the space required by the four-line three-grid is larger than the size of the main clamping piece 4, an expansion clamping piece 7 can be inserted outside an upper square block 6 and a lower square block 6, at the moment, the chalk clamping sleeve 9 can be inserted into the arc-shaped groove 8 of the expansion clamping piece 7, fixation of the chalk is completed, at the moment, the teacher can attach the device on a blackboard through a handle frame 10, a pulley 14 is in contact with the blackboard, at the moment, whether the teaching aid is parallel or not is observed through a universal level meter 11, then the device can be displaced through the handle frame 10 and the pulley 14, the chalk can score the blackboard, when a space is reserved between the chalk and the blackboard, the main clamping piece 4 and the main clamping piece 7 are pushed by the handle frame 10, the main clamping piece 1 is carried by the main clamping piece 4, the chalk clamping piece 7 is displaced in the direction, and the chalk clamping sleeve 9 is simultaneously contacted with the chalk clamping sleeve, and the chalk clamping sleeve can not be drawn by the blackboard through the flexible operation, and the chalk clamping device.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. English teaching aid, including mainboard (1), its characterized in that: the utility model discloses a novel sliding rail type electric power generation device, which is characterized in that a groove (2) is formed in the surface of a main board (1), guide holes on the upper side and the lower side of the main board (1) are all rotationally connected with a rotating piece (3), a group of main clamping pieces (4) are fixedly connected between the outer end faces of the rotating piece (3), square blocks (6) are fixedly connected with the other ends of the rotating piece (3), a first spring (5) is fixedly connected between the inner wall of the groove (2) and the outer end faces of the main clamping pieces (4), expansion clamping pieces (7) are sleeved on the outer sides of the square blocks (6), arc grooves (8) are formed in the inner sides of the expansion clamping pieces (7) and the main clamping pieces (4), chalk clamping pieces (9) are arranged on the inner sides of the arc grooves, the chalk clamping pieces (9) comprise sleeves (902), damping sleeves (901) are fixedly connected to the outer sides of the sleeves (902), elastic clamping pieces (903) are fixedly connected to the inner sides of the sleeves (902), a universal level gauge (11) are fixedly connected with the inner sides of the main board (1), the inner sides of the main board (1) are fixedly connected with a rail (15), the inner side rails (15) are connected with the inner sides of the main board (12), a group of fixedly connected with ejector pad (17) between the outer terminal surface of slider (16), counter bore (18) have all been seted up to the outer terminal surface of ejector pad (17) and even board (12) inner wall, a set of be provided with second spring (19) between the inner wall of counter bore (18), a set of the inboard movable connection piece that links board (12) has axostylus axostyle (13), the both ends of axostylus axostyle (13) all rotate and are connected with pulley (14).

2. An english teaching aid according to claim 1, characterized in that: the handle frame (10) consists of two side frame bodies and a central rod body, and elastic sleeves are arranged on the outer sides of the handle frame (10).

3. An english teaching aid according to claim 1, characterized in that: the surface of expansion fastener (7) is equipped with the square groove, the inboard in expansion fastener (7) square groove is provided with the damping layer, the outer terminal surface of square piece (6) is laminated with the damping layer of expansion fastener (7).

4. An english teaching aid according to claim 1, characterized in that: the outer curved surface of the damping sleeve (901) is contacted with the inner wall of the arc-shaped groove (8), the opening of the sleeve (902) is backwards, the number of elastic clamping pieces (903) in the sleeve (902) is 4, and the elastic clamping pieces (903) are arranged at equal angles by taking the center of the sleeve (902) as the center of the circle.

5. An english teaching aid according to claim 1, characterized in that: the surface of ejector pad (17) is equipped with interior arc groove, the diameter in the interior arc groove of ejector pad (17) is the same with the diameter size of axostylus axostyle (13), the interior arc groove of ejector pad (17) is laminated with the outer curved surface of axostylus axostyle (13).