CN211294173U

CN211294173U - English spelling demonstration board

Info

Publication number: CN211294173U
Application number: CN201921885833.5U
Authority: CN
Inventors: 隋艳; 姜迪
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-04
Filing date: 2019-11-04
Publication date: 2020-08-18
Anticipated expiration: 2029-11-04

Abstract

The utility model discloses an english spelling demonstration board, including removing wheel, base, locker, backup pad, inclination adjusting device, demonstration board body, draw-in groove, letter joint subassembly and fixed block, the top fixed mounting who removes the wheel has the base, the inside of base is provided with the locker, the top fixed mounting of base has the backup pad, the inside of backup pad is provided with inclination adjusting device, the inside fixed mounting of backup pad has inclination adjusting device, one side swing joint that the backup pad is relative has the demonstration board body. The utility model discloses a dip angle adjusting device who sets up makes that demonstration board body can be very convenient carry out angle modulation, easy operation, and stable in structure is high-efficient, through the letter joint subassembly that sets up and rather than the draw-in groove and the fixed block of looks adaptation for this english spelling demonstration board can be simple and convenient fix the letter when using, and it can used repeatedly, can not have any vestige to leave over.

Description

English spelling demonstration board

Technical Field

The utility model relates to an english teaching technical field specifically is an english spelling demonstration board.

Background

English is an official language (as a mother language) specified internationally and is also the most widely used language in the world, english includes about 49 ten thousand words, and about 30 ten thousand technical nouns are added, and is the language with the most words, and is also the official language of the european union and many international organizations and the state of the english federation, and the number of mother language users who have the third place in the world is next to the number of mother language users in chinese and spanish, and english is also the closest language to computers, and most of programming languages are linked to english, and the use of english is more widespread with the use of networks.

Its simple structure of demonstration board commonly used when using, but when demonstrating board angle modulation, it is more troublesome, reduced efficiency, letter card on the demonstration board is mostly the bonding simultaneously, has the vestige to leave over after using for a long time, and the practicality is not high.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an english spelling demonstration board to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a demonstration board is spelled to english, is including removing wheel, base, locker, backup pad, inclination adjusting device, demonstration board body, draw-in groove, letter joint subassembly and fixed block, the top fixed mounting who removes the wheel has the base, the inside of base is provided with the locker, the top fixed mounting of base has the backup pad, the inside of backup pad is provided with inclination adjusting device, the inside fixed mounting of backup pad has inclination adjusting device, one side swing joint that the backup pad is relative has the demonstration board body, the draw-in groove has been seted up on the surface of demonstration board body, the surface of draw-in groove is provided with letter joint subassembly, the inside fixed mounting of draw-in groove has the fixed block.

The inclination adjusting device comprises a bearing, a rotating shaft, a shaft clamp and a rotating handle, the bearing is fixedly arranged inside the supporting plate, the rotating shaft is movably connected inside the bearing, the shaft clamp is fixedly arranged on the surface of the rotating shaft, and the rotating handle is fixedly arranged at the right end of the rotating shaft.

The letter joint subassembly includes letter display panel, movable support, presses depression bar, connecting rod, activity card arm, reset spring and spring fixed plate, the surface of draw-in groove is provided with the letter display panel, the inside fixed mounting of letter display panel has movable support, one side fixed mounting that movable support carried on the back mutually has the depression bar, the relative one end fixed mounting of movable support has the connecting rod, the inside swing joint of letter display panel has the activity card arm, one side fixed mounting that the activity card arm is relative has reset spring, the fixed surface of letter display panel installs spring fixed plate.

Preferably, the inside of backup pad is seted up with the mounting groove of bearing looks adaptation, and the inside at the backup pad through bearing swing joint of pivot.

Preferably, the left side fixed mounting of demonstration board body has the driven shaft, and its swing joint is in the backup pad surface.

Preferably, the surface of the letter display board is provided with a rectangular groove matched with the movable clamping arm.

Preferably, the inside fixed swing joint of letter display panel has the pin, and the inside of activity card arm is seted up the through-hole with pin looks adaptation, and activity card arm passes through pin swing joint in the inside of letter display panel.

Preferably, one end of the return spring opposite to the return spring is fixedly arranged on the surface of the spring fixing plate, and the other end of the return spring opposite to the spring fixing plate is fixedly arranged on the surface of the movable clamping arm.

Compared with the prior art, the beneficial effects of the utility model are that: this demonstration board is spelled to english, the inclination adjusting device who makes through the setting carries out the angle modulation that the demonstration board body can be very convenient, and easy operation, stable in structure is high-efficient, through the letter joint subassembly that sets up and rather than the draw-in groove and the fixed block of looks adaptation for this demonstration board is spelled to english can be simple and convenient fix the letter when using, and it can used repeatedly, can not have any vestige to leave over, and the practicality is higher, has wide development space and higher spreading value.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a schematic view of the structure of the letter-card assembly of the present invention;

fig. 3 is the schematic view of the installation structure of the clamping groove and the fixing block of the present invention.

In the figure: 1. a moving wheel; 2. a base; 3. a storage cabinet; 4. a support plate; 5. a tilt angle adjusting device; 501. a bearing; 502. a rotating shaft; 503. shaft clamping; 504. rotating the handle; 6. a demonstration board body; 7. a card slot; 8. an alphabet clamping assembly; 801. a letter display panel; 802. a movable support; 803. a pressing lever; 804. a connecting rod; 805. a movable clamp arm; 806. a return spring; 807. a spring fixing plate; 9. and (5) fixing blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides an english spelling demonstration board, including removing wheel 1, base 2, locker 3, backup pad 4, inclination adjusting device 5, demonstration board body 6, draw-in groove 7, letter joint subassembly 8 and fixed block 9, the top fixed mounting who removes wheel 1 has base 2, the inside of base 2 is provided with locker 3, the top fixed mounting of base 2 has backup pad 4, the inside of backup pad 4 is provided with inclination adjusting device 5, the inside fixed mounting of backup pad 4 has inclination adjusting device 5, one side swing joint that backup pad 4 is relative has demonstration board body 6, draw-in groove 7 has been seted up on the surface of demonstration board body 6, the surface of draw-in groove 7 is provided with letter joint subassembly 8, the inside fixed mounting of draw-in groove 7 has fixed block 9.

The tilt angle adjusting device 5 comprises a bearing 501, a rotating shaft 502, a shaft clamp 503 and a rotating handle 504, the bearing 501 is fixedly installed inside the supporting plate 4, the rotating shaft 502 is movably connected inside the bearing 501, the shaft clamp 503 is fixedly installed on the surface of the rotating shaft 502, and the rotating handle 504 is fixedly installed at the right end of the rotating shaft 502.

The letter clamping assembly 8 comprises a letter display board 801, a movable support 802, a pressing rod 803, a connecting rod 804, a movable clamping arm 805, a return spring 806 and a spring fixing board 807, the letter display board 801 is arranged on the surface of the clamping groove 7, the movable support 802 is fixedly arranged in the letter display board 801, the pressing rod 803 is fixedly arranged on the opposite side of the movable support 802, the connecting rod 804 is fixedly arranged at the opposite end of the movable support 802, the movable clamping arm 805 is movably connected in the letter display board 801, the return spring 806 is fixedly arranged on the opposite side of the movable clamping arm 805, and the spring fixing board 807 is fixedly arranged on the surface of the letter display board 801.

In this embodiment, the inside of the supporting plate 4 is provided with a mounting groove adapted to the bearing 501, and the rotating shaft 502 is movably connected inside the supporting plate 4 through the bearing 501, so as to ensure the normal rotation of the rotating shaft 502.

In this embodiment, the left side of the demonstration board body 6 is fixedly provided with the driven shaft, and the driven shaft is movably connected to the surface of the supporting plate 4, so that the demonstration board body 6 can rotate along with the rotating shaft 502.

In this embodiment, the surface of the alphabet display plate 801 is provided with a rectangular groove adapted to the movable clip arm 805, so as to ensure that the movable clip arm 805 has a certain movable space.

In this embodiment, a pin is fixedly and movably connected to the inside of the letter display plate 801, a through hole matched with the pin is formed in the movable clip arm 805, and the movable clip arm 805 is movably connected to the inside of the letter display plate 801 through the pin, so that the movable clip arm 805 can deflect under the driving of the pressing rod 803.

In this embodiment, one end of the return spring 806 is fixedly mounted on the surface of the spring fixing plate 807, and the other end is fixedly mounted on the surface of the movable arm 805, so as to ensure that the return spring 806 can ensure its normal use performance.

The working principle is as follows: rotate pivot 502, make it drive demonstration board body 6 and take place to deflect, can adjust its angle, high durability and convenient operation, moreover, the steam generator is simple in structure, when spelling the demonstration, outside pulling press the depression bar 803, make movable support 802 drive the connecting rod and drive activity card arm 805 and take place to deflect, loosen press the depression bar 803 when treating its inside that gets into draw-in groove 7, activity card arm 805 resets under reset spring 806's effect, make letter display panel 801 fixed mounting in the inside of draw-in groove 7, otherwise pinch press the depression bar 803 and make activity card arm 805 reverse deflection, thereby make it break away from draw-in groove 7, can take out, high durability and convenient use.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or scope of the present invention. Accordingly, the embodiments of the present invention are exemplary, and not limiting. The scope of the invention is indicated by the appended claims rather than by the foregoing description, and all changes that come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an english spelling demonstration board, is including removing wheel (1), base (2), locker (3), backup pad (4), inclination adjusting device (5), demonstration board body (6), draw-in groove (7), letter joint subassembly (8) and fixed block (9), its characterized in that: the demonstration board is characterized in that a base (2) is fixedly mounted at the top of the moving wheel (1), a storage cabinet (3) is arranged inside the base (2), a supporting plate (4) is fixedly mounted at the top of the base (2), an inclination angle adjusting device (5) is arranged inside the supporting plate (4), the inclination angle adjusting device (5) is fixedly mounted inside the supporting plate (4), a demonstration board body (6) is movably connected to one side, opposite to the supporting plate (4), of the supporting plate body (6), a clamping groove (7) is formed in the surface of the demonstration board body, a letter clamping component (8) is arranged on the surface of the clamping groove (7), and a fixing block (9) is fixedly mounted inside the clamping groove (7);

the inclination angle adjusting device (5) comprises a bearing (501), a rotating shaft (502), a shaft clamp (503) and a rotating handle (504), the bearing (501) is fixedly installed inside the supporting plate (4), the rotating shaft (502) is movably connected inside the bearing (501), the shaft clamp (503) is fixedly installed on the surface of the rotating shaft (502), and the rotating handle (504) is fixedly installed at the right end of the rotating shaft (502);

letter joint subassembly (8) include letter display panel (801), movable support (802), press depression bar (803), connecting rod (804), activity card arm (805), reset spring (806) and spring fixed plate (807), the surface of draw-in groove (7) is provided with letter display panel (801), the inside fixed mounting of letter display panel (801) has movable support (802), one side fixed mounting that movable support (802) carried on the back mutually has press depression bar (803), the relative one end fixed mounting of movable support (802) has connecting rod (804), the inside swing joint of letter display panel (801) has activity card arm (805), the relative one side fixed mounting of activity card arm (805) has reset spring (806), the fixed surface mounting of letter display panel (801) has spring fixed plate (807).

2. The english spelling demonstration board of claim 1, wherein: the mounting groove matched with the bearing (501) is formed in the supporting plate (4), and the rotating shaft (502) is movably connected to the inside of the supporting plate (4) through the bearing (501).

3. The english spelling demonstration board of claim 1, wherein: the left side fixed mounting of demonstration board body (6) has the driven shaft, and its swing joint is on backup pad (4) surface.

4. The english spelling demonstration board of claim 1, wherein: the surface of the letter display board (801) is provided with a rectangular groove matched with the movable clamping arm (805).

5. The english spelling demonstration board of claim 1, wherein: the inside fixed swing joint of letter display panel (801) has the pin, and the inside of activity card arm (805) is seted up the through-hole with pin looks adaptation, and activity card arm (805) is in the inside of letter display panel (801) through pin swing joint.

6. The english spelling demonstration board of claim 1, wherein: and one end of the return spring (806) opposite to the return spring is fixedly arranged on the surface of the spring fixing plate (807), and the other end of the return spring is fixedly arranged on the surface of the movable clamping arm (805).