CN215932938U - Auxiliary tool for English classroom teaching - Google Patents

Abstract

The utility model relates to an auxiliary tool for English classroom teaching, which comprises a containing box and a display card, wherein the inner cavity of the containing box comprises a containing cavity and a recycling cavity, the containing cavity is positioned above the recycling cavity, and a partition plate is arranged between the containing cavity and the recycling cavity; a second spring is arranged on the inner wall of one end of the accommodating cavity and connected with a pressing plate, and a plurality of unfolding display cards are attached to one side of the pressing plate; the side wall of the containing cavity is provided with a slide rail, a guide groove and a groove, the top of the containing cavity is provided with an opening, a display rack is arranged in the opening, the side wall of the display rack is provided with a limit groove, the middle part of the limit groove is provided with a limit plate, an elastic limit part is arranged in the limit plate, one end of the elastic limit part is embedded into the guide groove, and the elastic limit part is matched at the bottom of the guide groove to limit a display card; the installing port has all been seted up to show shelf both sides lower extreme, and installing port department is provided with the elastic positioning piece that is used for fixing a position the show card. The card is not required to be manually replaced by a teacher for display, the card replacing efficiency is greatly improved, and the labor consumption of the teacher is reduced.

Description

Auxiliary tool for English classroom teaching

Technical Field

The utility model belongs to the technical field of teaching tools, and particularly relates to an auxiliary tool for English classroom teaching.

Background

In the english teaching in-process, in order to deepen the impression of student to the word, need the student and follow mr repeated reading word number and read with help memory, often use the word card in the english teaching and let the student read aloud while remembering. Because the word card that the in-process of teaching was used is more at present, when help student's memory, need mr stand hand several word cards on the podium and turn over one by one and show, because the quantity of word card is more, when carrying, the phenomenon that one or more word cards lacked or were omitted appears easily, be not convenient for store and carry. And the word card needs the mr to hold a plurality of word cards when browsing one by one to also increase mr's physical demands when continuously browsing.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems, the utility model discloses an auxiliary tool for English classroom teaching, which solves the problem that a word card is inconvenient to store, carry and turn over and display in the prior art.

The specific technical scheme is as follows:

an auxiliary tool for English classroom teaching comprises a containing box and a display card arranged in the containing box, wherein the inner cavity of the containing box comprises a containing cavity and a recovery cavity, the containing cavity is positioned above the recovery cavity, a partition plate is horizontally arranged between the containing cavity and the recovery cavity, one end of the partition plate is fixedly arranged on the inner wall of the containing box, a supporting plate is arranged at the lower end of the other end of the partition plate, first springs are fixedly arranged at two ends of the supporting plate, and clamping plates are arranged at the upper ends of the first springs; a second spring is fixedly arranged on the inner wall of one end of the accommodating cavity, one end of the second spring is fixedly connected with a pressing plate, the pressing plate is longitudinally arranged, a stretching rod is horizontally arranged on one side of the pressing plate, a plurality of display cards are arranged on the other side of the pressing plate in a laminating manner, one side of each display card is limited by the corresponding clamping plate, a switch cover is arranged above the corresponding accommodating cavity and positioned above the display card, and one end of the switch cover is hinged to one side of the top of the corresponding accommodating cavity;

the side walls of the two sides of the containing cavity are respectively provided with a slide rail, a guide groove and a groove, the bottom of the guide groove is obliquely arranged and extends to the inner wall of the containing cavity, the groove is positioned at the lower end of the containing cavity, the top of the containing cavity is provided with a rectangular structure opening, a showing stand is arranged in the opening and is in a rectangular square frame structure, sliding grooves matched with the slide rails are arranged at the two sides of the showing stand, the showing stand is matched with the slide rails through the opening in the containing cavity to lift through the sliding grooves and the slide rails, one end of the showing stand close to the pressing plate is provided with a containing groove for containing a showing card, the size of the containing groove is matched with the size of the showing card, the bottom end of the containing groove is provided with an opening, when the showing stand is lifted, the bottom ends of the two sides of the showing stand are pressed on the clamping plate and compress the first spring, so that the clamping plate does not limit the showing card any more, and the space size between the inner wall at one end of the containing groove and the partition plate is matched with the size of one showing card, the display card passes through the space between the inner wall of the containing groove and the partition plate and falls into the recycling cavity, the side walls on two sides of the display rack are provided with limit grooves in a horizontal penetrating manner, limit plates are arranged in the middle parts of the limit grooves, elastic limit pieces are arranged in the limit plates in a horizontal penetrating manner, one ends of the elastic limit pieces are embedded into the guide grooves, and the elastic limit pieces are matched with the bottom parts of the guide grooves to limit the display card in the containing groove; the lower ends of two sides of the display rack are respectively provided with a mounting opening, the mounting openings are provided with an elastic positioning piece for guiding and positioning the display cards, the size of the elastic positioning piece is matched with that of one display card, one side of the elastic positioning piece is attached to one side edge of the clamping plate, and the elastic positioning piece rotates under the matching of the groove and the groove, so that the display cards are not limited;

the one end in retrieving the chamber is equipped with the guide block, the guide block is located the show shelf below, and the top of guide block sets up for the slope is downwards for the show card is placed horizontally in retrieving the chamber under the guide of guide block. The top of the other end of the recovery cavity is hinged with a switch board.

Further, the elasticity locating part includes the sliding block and the supporting shoe at the both ends of connecting rod and connecting rod, the connecting rod level runs through the setting in the limiting plate, and the connecting rod is close to one of sliding block and serves and be equipped with the third spring, third spring one end is supported and is leaned on the sliding block, and the other end supports and leans on the limiting plate for the supporting shoe is placed in the spacing groove under the effect of third spring, sliding block one side for the slope set up and with the bottom looks adaptation of guide way, make the show shelf descend the in-process, under the sliding fit of guide way bottom through the sliding block, drive supporting shoe horizontal migration and carry on spacingly to show card bottom.

Further, elastic positioning element includes pivot, fly leaf and locating plate, the pivot sets up the both sides at the installing port, the fly leaf middle part is crooked setting, and the fly leaf middle part is equipped with the location mouth, and the middle part of fly leaf is rotated and is set up in the pivot for the pivot level runs through the location mouth, and the pivot is located location mouth department is equipped with the torsional spring, torsional spring one end is supported and is leaned on location mouthful inner wall, and the other end supports and leans on at the installing port top for the fly leaf supports and leans on the holding chamber lateral wall under the effect of torsional spring, and makes the fly leaf other end be the level setting, and the fly leaf other end is connected the locating plate, the top of locating plate sets up two locating pieces, the locating piece upper end is to central shrink setting.

Further, the height dimension in holding chamber and the width dimension looks adaptation of show card, and all be equipped with spacing on the both sides inner wall in holding chamber, spacing carries on spacingly to the both ends of show card.

Furthermore, the lower end of one side of the showing stand, which is far away from the pressing plate, is provided with a limiting block, and the limiting block limits the rising of the showing stand.

Furthermore, a handle is arranged at the top of the display rack.

Furthermore, the stretching rod horizontally penetrates through one end of the accommodating cavity and is provided with a stretching head.

The utility model has the beneficial effects that:

the utility model adopts the containing box to store a plurality of display cards, is convenient to carry, avoids the phenomenon that individual display cards are missed and lost, can realize automatic replacement of the display cards under the action of the elastic positioning piece and the elastic limiting piece by reciprocating the display frame when in use, does not need a teacher to manually replace the cards for display, greatly improves the card replacing efficiency and reduces the labor consumption of the teacher.

Drawings

Fig. 1 is a perspective view of the present invention.

FIG. 2 is a schematic view of the present invention showing the display stand after it has been raised.

Fig. 3 is a schematic view of the display shelf of the present invention after it is lowered.

FIG. 4 is a schematic view of an elastic positioning member according to the present invention

Fig. 5 is a schematic structural diagram of the elastic limiting element according to the present invention.

Fig. 6 is a horizontal sectional view of the accommodating chamber of the present invention.

Description of the reference numerals

The display box comprises a containing box 1, a containing cavity 2, a second spring 21, a pressing plate 22, a stretching rod 23, a stretching head 231, a through hole 24, a limiting strip 25, a switch cover 26, a guide groove 27, a groove 28, a sliding rail 29, a recovery cavity 3, a guide block 31, a switch plate 32, a partition plate 4, a supporting plate 41, a first spring 42, a clamping plate 43, a display frame 5, a containing groove 51, a handle 52, an elastic limiting piece 53, a connecting rod 531, a sliding block 532, a supporting block 533, a third spring 534, an elastic positioning piece 54, a rotating shaft, a movable plate 542, a positioning hole 5421, a positioning plate 543, a positioning block 544, a torsion spring 545, a sliding groove 55, a limiting block 56, a limiting groove 57, a limiting plate 571 and a display card 6.

Detailed Description

In order to make the technical scheme of the utility model clearer and clearer, the utility model is further described with reference to the accompanying drawings, and any scheme obtained by carrying out equivalent replacement and conventional reasoning on the technical characteristics of the technical scheme of the utility model falls into the protection scope of the utility model. The fixing and the arrangement of the fixing and the connection are all general connection modes in the mechanical field, and the fixing and the connection can be performed by welding, bolt and nut connection and screw connection.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

As shown in fig. 1-6, an auxiliary tool for english classroom teaching comprises a holding box 1 and a display card arranged in the holding box 1, wherein an inner cavity of the holding box 1 comprises a holding cavity 2 and a recycling cavity 3, the holding cavity 2 is positioned above the recycling cavity 3, a partition plate 4 is horizontally arranged between the holding cavity 2 and the recycling cavity 3, one end of the partition plate 4 is fixedly arranged on the inner wall of the holding box 1, the lower end of the other end is provided with a support plate 41, two ends of the support plate 41 are fixedly provided with first springs 42, and the upper ends of the first springs 42 are provided with clamping plates 43; a second spring 21 is fixedly arranged on the inner wall of one end of the accommodating cavity 2, one end of the second spring 21 is fixedly connected with a pressing plate 22, the pressing plate 22 is longitudinally arranged, a stretching rod 23 is horizontally arranged on one side of the pressing plate, a plurality of display cards are arranged on the other side of the pressing plate 22 in a laminating manner, one side of each display card is limited by a clamping plate 43, a switch cover 26 is arranged above each display card in the accommodating cavity 2, and one end of each switch cover 26 is hinged to one side of the top of the accommodating cavity 2;

the side walls of the two sides of the containing cavity 2 are respectively provided with a slide rail 29, a guide groove 27 and a groove 28, the bottom of the guide groove 27 is obliquely arranged and extends to the inner wall of the containing cavity 2, the groove 28 is positioned at the lower end of the containing cavity 2, the top of the containing cavity 2 is provided with a rectangular through hole 24, the through hole 24 is internally provided with a showing stand 5, the showing stand 5 is in a rectangular square frame structure, the two sides of the showing stand 5 are provided with slide grooves 55 matched with the slide rails 29, the showing stand 5 is matched with the slide rails 29 through the slide grooves 55 so that the showing stand 5 can pass through the through hole 24 to be lifted in the containing cavity 2, one end of the showing stand 5 close to the pressing plate 22 is provided with a containing groove 51 for containing a showing card, the size of the containing groove 51 is matched with the size of the showing card, the bottom end of the containing groove 51 is provided with an opening, so that when the showing stand 5 is lifted, the bottom ends of the two sides of the showing stand 5 are pressed on the clamping plate 43 and compress the first spring 42, the clamping plate 43 no longer limits the display card, at this time, the position of the storage tank 51 and the position of the display card are at the same horizontal position, the size of the space between the inner wall of one end of the storage tank 51 and the partition plate 4 is matched with the size of one display card, so that the display card passes through the space between the inner wall of the storage tank 51 and the partition plate 4 and falls into the recovery cavity 3, the side walls of two sides of the display frame 5 are horizontally provided with a limiting groove 57, the middle part of the limiting groove 57 is provided with a limiting plate 571, the limiting plate 571 is horizontally provided with an elastic limiting part, one end of the elastic limiting part is embedded into the guide groove 27, and the elastic limiting part is matched with the bottom of the guide groove 27 to limit the display card in the storage tank 51; the lower ends of two sides of the display frame 5 are respectively provided with a mounting opening, the mounting openings are provided with an elastic positioning piece 54 for guiding and positioning the display cards, the size of the elastic positioning piece 54 is matched with that of one display card, one side of the elastic positioning piece 54 is attached to one side edge of the clamping plate 43, and the elastic positioning piece 54 rotates under the matching of the groove 28, so that the display cards are not limited;

retrieve the one end in chamber 3 and be equipped with guide block 31, guide block 31 is located show shelf 5 below, and the top of guide block 31 sets up for the slope is downwards for the show card is placed horizontally in retrieving chamber 3 under the guide of guide block 31. The other end top of the recovery cavity 3 is hinged with a switch plate 32.

Further, the elastic limiting part includes a connecting rod 531, a sliding block 532 and a supporting block 533 at two ends of the connecting rod 531, the connecting rod 531 is horizontally arranged in the limiting plate 571 in a penetrating manner, a third spring 534 is arranged at one end of the connecting rod 531 close to the sliding block 532, one end of the third spring 534 abuts against the sliding block 532, the other end of the third spring 534 abuts against the limiting plate 571, the supporting block 533 is placed in the limiting groove 57 under the action of the third spring 534, one side of the sliding block 532 is obliquely arranged and is matched with the bottom of the guide groove 27, so that the display frame 5 drives the supporting block 533 to horizontally move and limit the bottom of the display card through the sliding fit of the sliding block 532 at the bottom of the guide groove 27 in the descending process.

Further, the elastic positioning element 54 includes a rotating shaft 541, a movable plate 542 and a positioning plate 543, the rotating shaft 541 is disposed at two sides of the installation opening, the middle of the movable plate 542 is disposed in a bending manner, the middle of the movable plate 542 is disposed with a positioning opening 5421, the middle of the movable plate 542 is rotatably disposed on the rotating shaft 541, such that the rotating shaft 541 horizontally penetrates through the positioning opening 5421, a torsion spring 545 is arranged at the position of the rotating shaft 541, which is located at the positioning opening 5421, one end of the torsion spring 545 abuts against the inner wall of the positioning opening 5421, and the other end of the torsion spring 545 abuts against the top of the mounting opening, so that the movable plate 542 abuts against the side wall of the accommodating cavity 2 under the action of the torsion spring 545, the other end of the movable plate 542 is horizontally disposed, the other end of the movable plate 542 is connected to the positioning plate 543, two positioning blocks 544 are disposed on the top of the positioning plate 543, the upper end of the positioning block 544 is arranged to be contracted towards the center, so that the phenomenon of blocking of the display card is prevented.

Further, the height dimension of holding chamber 2 and the width dimension looks adaptation of show card, and all be equipped with spacing 25 on the both sides inner wall of holding chamber 2, spacing 25 is spacing to the both ends of show card.

Furthermore, a limiting block 56 is arranged at the lower end of one side of the showing stand 5, which is far away from the pressing plate 22, and the limiting block 56 limits the rising of the showing stand 5.

Further, a handle 52 is arranged at the top of the display rack 5.

Further, the stretching rod 23 horizontally penetrates through one end of the accommodating cavity 2 and is provided with a stretching head 231.

The working principle is as follows:

by pressing the display frame 5 downwards, two sides of the bottom of the display frame 5 are pressed on the clamping plates 43 and compress the first springs 42, meanwhile, the sliding blocks 532 compress the third springs 534 under the matching of the inclined surfaces of the guide grooves 27 in the descending process, the supporting blocks 533 are enabled to leave the limiting grooves 57 and are transversely arranged in the accommodating grooves 51, the bent ends of the movable plates 542 of the elastic positioning pieces 54 enter the grooves 28 under the action of the torsion springs 545, the positioning plates 543 and the positioning blocks 544 are enabled to rotate and are lower than the horizontal position of the partition plates 4, and the positions of the accommodating grooves 51 and the positions of the display cards are at the same horizontal position at this time; then, the display cards are pushed by the second spring 21 through the pressing plate 22, so that at most two display cards enter the accommodating groove 51, one display card is placed on the supporting block 533, and the other display card is located on the elastic positioning piece 54; when the showing stand 5 ascends, the elastic limiting part passes through the action of the guide groove 27, so that the supporting block 533 retracts into the limiting groove 57 to no longer support the bottom of the showing card, the showing card falls into the recovery cavity 3 under the action of gravity, and is horizontally placed in the recovery cavity 3 under the action of the guide block 31, meanwhile, the bent end of the movable plate 542 of the elastic positioning part 54 rotates inwards under the matching of the side wall of the accommodating cavity 2, so that the positioning plate 543 supports the bottom of the showing card, and is limited by the positioning block 544, the displacement is prevented, the inclined surface at the top of the positioning block 544 guides the showing card, the bottom of the showing card is prevented from being clamped at the upper end of the positioning block 544, the showing card is shown after the showing stand 5 ascends, and the showing card is automatically replaced.

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 changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are also included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (7)

1. The auxiliary tool for English classroom teaching is characterized by comprising a containing box (1) and a display card arranged in the containing box (1), wherein the inner cavity of the containing box (1) comprises a containing cavity (2) and a recovery cavity (3), the containing cavity (2) is positioned above the recovery cavity (3), a partition plate (4) is horizontally arranged between the containing cavity (2) and the recovery cavity (3), one end of the partition plate (4) is fixedly arranged on the inner wall of the containing box (1), the lower end of the other end of the partition plate is provided with a supporting plate (41), two ends of the supporting plate (41) are fixedly provided with first springs (42), and the upper ends of the first springs (42) are provided with clamping plates (43); a second spring (21) is fixedly arranged on the inner wall of one end of the accommodating cavity (2), one end of the second spring (21) is fixedly connected with a pressing plate (22), a stretching rod (23) is horizontally arranged on one side of the pressing plate, a plurality of display cards are arranged on the other side of the pressing plate (22) in a fit manner, one side of each display card is limited by a clamping plate (43), a switch cover (26) is arranged above each display card in the accommodating cavity (2), and one end of each switch cover (26) is hinged to one side of the top of the corresponding accommodating cavity (2); the display card shelf is characterized in that sliding rails (29), guide grooves (27) and grooves (28) are arranged on the side walls of the two sides of the containing cavity (2), the bottom of each guide groove (27) is obliquely arranged and extends to form the inner wall of the containing cavity (2), each groove (28) is located at the lower end of the corresponding containing cavity (2), a through opening (24) is formed in the top of the corresponding containing cavity (2), a display frame (5) is arranged in each through opening (24), sliding grooves (55) matched with the corresponding sliding rails (29) are formed in the two sides of the display frame (5), the display frame (5) penetrates through the through openings (24) to be lifted in the corresponding containing cavity (2) through the matching of the sliding grooves (55) and the corresponding sliding rails (29), a containing groove (51) used for containing display cards is formed in one end, close to the pressing plate (22), the bottom end of the containing groove (51) is arranged in an opening mode, and the space between the inner wall of one end of the containing groove (51) and the corresponding partition plate (4) is matched with the size of one showing cards, the display card passes through the space between the inner wall of the containing groove (51) and the partition plate (4) and falls into the recovery cavity (3), the side walls on the two sides of the display rack (5) are horizontally provided with limiting grooves (57) in a penetrating manner, the middle parts of the limiting grooves (57) are provided with limiting plates (571), the limiting plates (571) are horizontally provided with elastic limiting parts in a penetrating manner, one ends of the elastic limiting parts are embedded into the guide groove (27), and the elastic limiting parts limit the display card in the containing groove (51) under the matching of the bottoms of the guide groove (27); the lower ends of two sides of the display rack (5) are respectively provided with a mounting opening, an elastic positioning piece (54) used for positioning a display card is arranged at the mounting opening, and one side of the elastic positioning piece (54) is attached to one side edge of the clamping plate (43); retrieve the one end in chamber (3) and be equipped with guide block (31), guide block (31) are located show shelf (5) below, and the top of guide block (31) sets up for the slope is downwards for the show card is placed horizontally in retrieving chamber (3) under the guide of guide block (31), and the other end top of retrieving chamber (3) articulates there is switch board (32).

2. The auxiliary tool for English classroom teaching as claimed in claim 1, wherein the elastic limiting member comprises a connecting rod (531), a sliding block (532) and a supporting block (533) at two ends of the connecting rod (531), the connecting rod (531) is horizontally disposed in the limiting plate (571) in a penetrating manner, one end of the connecting rod (531) close to the sliding block (532) is provided with a third spring (534), one end of the third spring (534) abuts against the sliding block (532), the other end abuts against the limiting plate (571), so that the supporting block (533) is placed in the limiting groove (57) under the action of the third spring (534), one side of the sliding block (532) is obliquely disposed and is matched with the bottom of the guiding groove (27), so that the display rack (5) is in sliding fit with the sliding block (532) at the bottom of the guiding groove (27) during descending, drive supporting shoe (533) horizontal migration and carry out spacingly to the show card bottom.

3. The auxiliary tool for English classroom teaching as defined in claim 1, wherein the elastic positioning member (54) comprises a rotating shaft (541), a movable plate (542) and a positioning plate (543), the rotating shaft (541) is disposed at two sides of the mounting opening, the middle of the movable plate (542) is disposed in a bending manner, the middle of the movable plate (542) is disposed with a positioning opening (5421), the middle of the movable plate (542) is rotatably disposed on the rotating shaft (541) such that the rotating shaft (541) horizontally penetrates through the positioning opening (5421), and the rotating shaft (541) is disposed at the positioning opening (5421) and is provided with a torsion spring (545), one end of the torsion spring (545) abuts against the inner wall of the positioning opening (5421) and the other end thereof abuts against the top of the mounting opening such that the movable plate (542) abuts against the side wall of the accommodating cavity (2) under the action of the torsion spring (545) and the other end of the movable plate (542) is disposed horizontally, and the other end of fly leaf (542) is connected locating plate (543), and the top of locating plate (543) sets up two locating pieces (544), locating piece (544) upper end is to the central setting of contracting.

4. The auxiliary tool for English classroom teaching according to claim 1, wherein the height dimension of the accommodating cavity (2) is matched with the width dimension of the display card, and the inner walls of the two sides of the accommodating cavity (2) are both provided with a limiting strip (25), and the limiting strips (25) limit the two ends of the display card.

5. The auxiliary tool for English classroom teaching of claim 1, wherein the lower end of one side of the showing stand (5) far away from the pressing plate (22) is provided with a limiting block (56).

6. The auxiliary tool for English classroom teaching of claim 1, wherein the top of the display rack (5) is provided with a handle (52).

7. Auxiliary tool for english classroom teaching according to claim 1, characterized by that, the stretching rod (23) horizontally penetrates one end of the containing cavity (2) and is equipped with a stretching head (231).

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