CN215527003U

CN215527003U - Letter card is used in english teaching

Info

Publication number: CN215527003U
Application number: CN202121956347.5U
Authority: CN
Inventors: 周湘婷
Original assignee: Zhou Xiangting
Current assignee: Zhou Xiangting
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2022-01-14
Anticipated expiration: 2031-08-19

Abstract

The utility model discloses a letter card for English teaching, which comprises a back plate, wherein the front surface of the back plate is provided with a card frame, the top and the bottom of the back surface of the back plate are respectively and symmetrically provided with transverse plates, both sides of the back surfaces of the two transverse plates are fixedly connected with magnet sheets, the front surfaces of the two transverse plates are respectively provided with a fixed groove, the inner walls of the two fixed grooves are respectively connected with two sliding blocks in a sliding manner, and the front surfaces of the four sliding blocks are respectively provided with an operation groove, through having set up diaphragm, magnet piece, fixed slot, sliding block, compression spring and couple, through the cooperation of the magnet piece that the diaphragm back was fixed, can play the fixed action on blackboard or iron system plane through the magnetic force that magnet piece self had when using to the backplate, pull the couple in the slider behind the upset diaphragm, drive the couple and hang with wall or blackboard border position for the backplate can be according to the fixed mode of teaching environment change when using.

Description

Letter card is used in english teaching

Technical Field

The utility model relates to a letter card, in particular to a letter card for English teaching.

Background

English words are formed by splicing 26 letters, so that the pronunciation and the writing of each letter are mastered, the English learning is very important for people to learn English, each letter has a large letter and a small letter, in the teaching process, students are required to correctly, skillfully and clearly write on a four-line three-grid transcript, and teachers need to standardize the correctness and the mistakes of the reading method and the writing mode of the letters of the students when newly teaching each letter or word, so that a solid foundation can be laid for the later learning and writing teaching of the letters only by insisting on normative teaching from the beginning, and the teachers need to use letter cards for teaching to cooperate with teaching when teaching the letters.

However, the existing letter card for English teaching is not perfect in structure and has certain defects:

1. the existing letter card for teaching only has an independent card, the card can be placed on a desktop for explanation when being taught, any position cannot be fixed and combined, certain limitation is realized, and the teaching efficiency is low.

2. The existing letter cards are only thin, when words formed by letters are explained, the letters cannot be arranged and displayed and one of the letters cannot be highlighted, so that the letters cannot be distinguished primarily and secondarily when the words are explained by the cards.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a letter card for English teaching, which solves the problem that the letter card provided by the background technology cannot arbitrarily fix a box to explain the primary and secondary sequence of letters.

In order to achieve the purpose, the utility model provides the following technical scheme: the letter card for English teaching comprises a back plate, wherein a card frame is arranged on the front side of the back plate, transverse plates are symmetrically arranged at the top and the bottom of the back side of the back plate respectively, magnet pieces are fixedly connected to two sides of the back sides of the two transverse plates, fixing grooves are formed in the front sides of the two transverse plates, two sliding blocks are slidably connected to the inner walls of the two fixing grooves respectively, operation grooves are formed in the front sides of the four sliding blocks respectively, two compression springs are symmetrically arranged at the tops of the inner walls of the four operation grooves respectively, and a hook is fixedly connected to one end of each of the two adjacent compression springs;

the card frame is characterized in that a through hole is formed in the middle of the front face of the back plate, a connecting spring is fixedly connected to the inner wall of the through hole, one end of the connecting spring is fixedly connected with the back face of the card frame, support rods are fixedly connected to four corners of the back face of the card frame, and sleeves are fixedly connected to four corners of the front face of the back plate.

As a preferred technical scheme of the utility model, two sides of the bottom of the two transverse plates are rotatably connected with the back surface of the back plate, and the front surface of the card frame is fixedly connected with a three-dimensional letter.

As a preferable technical scheme of the utility model, the top and the bottom of the inner walls of the two fixed grooves are respectively provided with a sliding groove, and the inner walls of the two adjacent sliding grooves are respectively in sliding connection with the top and the bottom of the two sliding blocks.

As a preferable technical scheme of the utility model, the lengths of the four hooks are smaller than that of the sliding block, and the outer walls of the four hooks are connected with the inner wall of the adjacent operation groove in a clamping manner.

As a preferred technical scheme, two corners of the top ends of the two transverse plates are fixedly connected with limiting buckles, two limiting clamping grooves are formed in four corners of the back face of the back plate, and one end of each two adjacent limiting clamping grooves is connected with the inner wall of the corresponding limiting clamping groove in a clamping mode.

As a preferable technical scheme of the utility model, the inner walls of the four sleeves are in sliding connection with the outer walls of the adjacent stay bars, and the lengths of the four stay bars are consistent with the length of the sleeve.

As a preferable technical scheme of the utility model, the top of the through hole is provided with a through groove, the top of the inner wall of the through groove is movably connected with a limiting plug, and the outer wall of the limiting plug is fixedly provided with an anti-skid pad.

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

1. according to the letter card for English teaching, the transverse plate, the magnet pieces, the fixing grooves, the sliding blocks, the compression springs and the hooks are arranged, the magnetic force of the magnet pieces can be used for fixing the back plate on a blackboard or iron plane when the letter card is used through the matching of the magnet pieces fixed on the back surface of the transverse plate, the hooks are pulled in the sliding blocks after the transverse plate is turned over, the hooks are driven to be hung on the wall surface or the edge of the blackboard, the fixing mode of the back plate can be changed according to the teaching environment when the back plate is used, the application range of the device is expanded, and the teaching efficiency of using the letter card is higher.

2. According to the letter card for English teaching, the through holes are formed, the connecting springs are matched with the sleeves and the support rods, the card frame is pulled to drive the connecting springs to stretch and retract so as to jack the card frame to push, the gap between the card frame and the back plate is enlarged, the support rods and the sleeves are displaced when the card frame is moved, the card frame is limited through friction force between the sleeves and the support rods, a teacher can freely change the distance between the card frame and the back plate, and therefore the letters for key explanation are highlighted, and primary and secondary teaching explanation is achieved.

Drawings

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

FIG. 2 is a schematic view of a back side structure of the back plate of the present invention;

FIG. 3 is a schematic structural view of the cross plate of the present invention;

FIG. 4 is a schematic cross-sectional view of a back plate according to the present invention.

In the figure: 1. a back plate; 2. a card frame; 3. a three-dimensional letter; 4. a transverse plate; 5. a magnet piece; 6. fixing grooves; 7. a slider; 8. a compression spring; 9. hooking; 10. a limit buckle; 11. a limiting clamping groove; 12. a through hole; 13. a connecting spring; 14. a sleeve; 15. a stay bar; 16. and a limiting plug.

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.

Referring to fig. 1-4, the present invention provides a technical solution of an alphabet card for english teaching:

the first embodiment is as follows:

referring to fig. 1-3, a letter card for english teaching comprises a back plate 1, a card frame 2 is disposed on the front of the back plate 1, transverse plates 4 are symmetrically disposed on the top and bottom of the back plate 1, magnet sheets 5 are fixedly connected to both sides of the back of the two transverse plates 4, fixing grooves 6 are disposed on the front of the two transverse plates 4, two sliding blocks 7 are slidably connected to the inner walls of the two fixing grooves 6, operation grooves are disposed on the front of the four sliding blocks 7, two compression springs 8 are symmetrically disposed on the top of the inner walls of the four operation grooves, a hook 9 is fixedly connected to one end of each of the two adjacent compression springs 8, the transverse plates 4, the magnet sheets 5, the fixing grooves 6, the sliding blocks 7, the compression springs 8 and the hook 9 are disposed, and the magnet sheets 5 fixed on the back of the transverse plates 4 are matched with each other, so that the magnetic force of the magnet sheets 5 can fix the back plate 1 on a blackboard or iron plane when in use, drag couple 9 behind upset diaphragm 4 in sliding block 7, drive couple 9 and wall or blackboard border position and hang for backplate 1 can change fixed mode according to the teaching environment when using, has increased the application scope of device, makes the efficiency higher when using letter card teaching.

The two sides of the bottom of the two transverse plates 4 are rotatably connected with the back of the back plate 1, the front of the card frame 2 is fixedly connected with the three-dimensional letter 3, the transverse plates 4 are overturned to enable the two sides of the transverse plates 4 to be used, the top and the bottom of the inner walls of the two fixed grooves 6 are respectively provided with a sliding groove, the inner walls of the two adjacent sliding grooves are respectively in sliding connection with the top and the bottom of the two sliding blocks 7, the sliding grooves are matched with the sliding blocks 7 to limit the sliding blocks 7, the sliding blocks 7 can slide in the fixed grooves 6 at will, the moving process is more convenient and stable, the lengths of the four hooks 9 are smaller than those of the sliding blocks 7, the outer walls of the four hooks 9 are respectively in clamping connection with the inner walls of the adjacent operation grooves, when the hooks 9 are not used, the hooks 9 can be clamped with the operation grooves through the hooks 9 to hide the hooks 9, achieving the function of containing.

When the letter card for English teaching is used, if the device is adhered to a magnetic blackboard in use, the transverse plate 4 is rotated until the back surface of the transverse plate 4 is exposed, the limit buckle 10 is clamped and fixed with the corresponding limit clamp groove 11 at the top, the transverse plate 4 is attracted to the magnetic blackboard through the magnet sheet 5 at the back surface after keeping limit, so that the clamping sheet is fixed through magnetic attraction, if the magnetic blackboard is not available in an educational environment, the transverse plate 4 is rotated until the other surface, the transverse plate 4 is still fixed through the clamping of the limit buckle 10 and the limit clamp groove 11 at the bottom, after the sliding block 7 is slid to a proper position in the fixing groove 6, the hook 9 is pulled to drive the hook 9 to be clamped and fixed with the edge of the blackboard or other parts, so that the backboard 1 is fixed, so that the backboard 1 can be changed in a fixing mode according to the teaching environment, the application range of the device is increased, so that the teaching efficiency is higher when the letter card is used for teaching.

Example two:

on the basis of the first embodiment, as shown in fig. 1 and 4, a through hole 12 is formed in the middle of the front surface of the back plate 1, a connecting spring 13 is fixedly connected to the inner wall of the through hole 12, one end of the connecting spring 13 is fixedly connected to the back surface of the card frame 2, support rods 15 are fixedly connected to four corners of the back surface of the card frame 2, sleeves 14 are fixedly connected to four corners of the front surface of the back plate 1, the connecting spring 13 is arranged to extend the card frame 2 through its own extensibility and compressibility, the support rods 15 and the connecting spring 13 are matched through the through hole 12, the connecting spring 13, the sleeves 14 and the support rods 15, the card frame 2 is pulled to stretch and retract to push the card frame 2, so that the gap between the card frame 2 and the back plate 1 is increased, the support rods 15 and the sleeves 14 are also displaced when the card frame 2 is moved, and the card frame 2 is limited by the friction force between the sleeves 14 and the support rods 15, therefore, a teacher can randomly change the distance between the card frame 2 and the back plate 1, thereby highlighting the key explained letters and realizing the primary and secondary points of teaching explanation, the two corners at the top ends of the two transverse plates 4 are fixedly connected with the limit buckles 10, the four corners at the back of the back plate 1 are respectively provided with two limit clamping grooves 11, one end of each two adjacent limit clamping grooves 11 is respectively clamped and connected with the inner wall of the corresponding limit clamping groove 11, the cooperation of the limit clamping grooves 11 and the limit buckles 10 plays the role of fixing and limiting the transverse plates 4, the fixity of the transverse plates 4 is maintained, the inner walls of the four sleeves 14 are respectively connected with the outer walls of the adjacent support rods 15 in a sliding way, the length of each support rod 15 is consistent with that of the sleeve 14, a certain friction force is provided between each support rod 15 and the sleeve 14, the support rods are always kept stable and can not move when the sleeves are not manually pulled, the through groove has been seted up at the top of through hole 12, and the top swing joint that runs through inslot wall has spacing stopper 16, and the fixed slipmat that is equipped with of outer wall of spacing stopper 16, the setting that runs through the groove is convenient for maintain and inspect through hole 12 inside, can change after the live time overlength causes the damage, and the friction pad plays the sealing effect with spacing stopper 16's cooperation to the through groove, prevents that the dust from getting into.

When the letter card for English teaching is used specifically, during teaching explanation, a plurality of letter cards are spliced into words in sequence, when one letter needs to be explained independently, the card frame 2 is pulled to drive the connecting spring 13 to stretch and retract so as to jack the card frame 2, so that a gap between the card frame 2 and the backboard 1 is increased, the support rod 15 and the sleeve 14 are displaced while the card frame 2 is moved, and the card frame 2 is limited by friction force between the sleeve 14 and the support rod 15, so that a teacher can randomly change the distance between the corresponding card frame 2 and the backboard 1, so that the letters for key explanation are highlighted, and primary and secondary marks during teaching explanation are realized.

In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments 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. The utility model provides an english teaching is with letter card, includes backplate (1), its characterized in that: the front of the back plate (1) is provided with a clamping piece frame (2), the top and the bottom of the back plate (1) are respectively and symmetrically provided with a transverse plate (4), two sides of the back of the two transverse plates (4) are fixedly connected with magnet pieces (5), the front of the two transverse plates (4) is respectively provided with a fixed groove (6), the inner walls of the two fixed grooves (6) are respectively and slidably connected with two sliding blocks (7), the front of the four sliding blocks (7) is respectively provided with an operation groove, the top of the inner walls of the four operation grooves is respectively and symmetrically provided with two compression springs (8), and one end of each two adjacent compression springs (8) is respectively and fixedly connected with a hook (9);

through hole (12) have been seted up at the positive middle part of backplate (1), inner wall fixedly connected with connecting spring (13) of through hole (12), the one end of connecting spring (13) and the back fixed connection of card frame (2), the equal fixedly connected with vaulting pole (15) in four corners at the card frame (2) back, the equal fixedly connected with sleeve (14) in four corners that backplate (1) is positive.

2. The letter card for english teaching of claim 1, wherein: the two sides of the bottom of the transverse plates (4) are rotatably connected with the back of the back plate (1), and the front of the card frame (2) is fixedly connected with the three-dimensional letters (3).

3. The letter card for english teaching of claim 1, wherein: two the sliding tray has all been seted up to the top and the bottom of fixed slot (6) inner wall, adjacent two the inner wall of sliding tray respectively with the top and the bottom sliding connection of two sliding blocks (7) wherein.

4. The letter card for english teaching of claim 3, wherein: four the length of couple (9) all is less than the length of sliding block (7), four the outer wall of couple (9) all is connected with the inner wall block in adjacent operation groove.

5. The letter card for english teaching of claim 1, wherein: two equal fixedly connected with spacing knot (10) in two angles on diaphragm (4) top, two spacing draw-in grooves (11) have all been seted up in the four corners at the back of backplate (1), adjacent two the one end of spacing draw-in groove (11) all is connected with the inner wall block of corresponding spacing draw-in groove (11).

6. The letter card for english teaching of claim 1, wherein: the inner walls of the four sleeves (14) are connected with the outer walls of the adjacent support rods (15) in a sliding mode, and the length of each support rod (15) is identical to that of each sleeve (14).

7. The letter card for english teaching of claim 1, wherein: the anti-skid device is characterized in that a through groove is formed in the top of the through hole (12), a limiting plug (16) is movably connected to the top of the inner wall of the through groove, and an anti-skid pad is fixedly arranged on the outer wall of the limiting plug (16).