CN210466764U

CN210466764U - Mouth shape contrast device is used in pronunciation of english training

Info

Publication number: CN210466764U
Application number: CN201920677162.7U
Authority: CN
Inventors: 刘学
Original assignee: Shaanxi Wendu Education Technology Co Ltd
Current assignee: Shaanxi Wendu Education Technology Co Ltd
Priority date: 2019-05-13
Filing date: 2019-05-13
Publication date: 2020-05-05
Anticipated expiration: 2029-05-13

Abstract

The utility model discloses an english pronunciation training is with mouth type contrast device, including the device table body, blackboard and commentaries on classics handle, the welding has horizontal backplate directly over the device table body, and the surface of horizontal backplate is provided with the metal blank, both sides are provided with first slide rail about the metal blank, the blackboard is installed directly over horizontal backplate, the outside of metal blank is connected with the pull rod, and the outside of pull rod is connected with draws the handle, be provided with the support backplate under changeing the handle, and the surface that supports the backplate is provided with the projection board, the back of projection board is connected with the screw thread piece, and the outside through connection of screw thread piece has the lead screw, the left and right sides of supporting the backplate is provided with the second slide rail, and the outside of second slide rail is connected with the slider. This oral shape contrast device is used in pronunciation of english training adopts first slide rail and draws the handle, carries out the horizontal slip through drawing the drive metal blank, promotes the convenience that demonstrates and accomodate the multiunit metal blank.

Description

Mouth shape contrast device is used in pronunciation of english training

Technical Field

The utility model relates to an english training equipment technical field specifically is an english pronunciation training is with mouth type contrast device.

Background

In the process of learning English, whether the standard of phonetic symbol pronunciation directly influences the pronunciation quality of later-stage English of a learner, and in the process of learning English pronunciation, because a learner cannot observe whether the mouth shape of the pronunciation of the learner is standard during pronunciation training, the learning quality is reduced, and whether the standard of later-stage learning pronunciation is influenced.

The single structure of device is contrasted to present shape of mouth as one speaks, adopts single planar fixing the shape of mouth as one speaks more, is difficult to carry out categorised show to the photo to the multiunit shape of mouth as one speaks, and then reduces the accuracy of contrasting the shape of mouth as one speaks to be difficult to according to the height of the demand adjusting device equipment of device in the use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an english pronunciation training is with mouth type contrast device to solve the device that proposes in the above-mentioned background art and adopt single planar many to fix the photo to the mouth type, be difficult to the multiunit mouth type show of classifying the photo, and be difficult to the problem according to the height of the demand adjusting device equipment of device in the use.

In order to achieve the above object, the utility model provides a following technical scheme: a mouth shape comparison device for English pronunciation training comprises a device table body, a blackboard and a rotating handle, wherein a transverse back plate is welded right above the device table body, and the surface of the transverse back plate is provided with a metal white plate, the upper side and the lower side of the metal white plate are provided with first slide rails, the blackboard is arranged right above the transverse backboard, the outer side of the metal white board is connected with a pull rod, the outer side of the pull rod is connected with a pull handle, a support back plate is arranged right below the rotating handle, the surface of the support back plate is provided with a projection plate, the back of the projection plate is connected with a thread block, and the outer side of the thread block is connected with a screw rod in a penetrating way, the left side and the right side of the supporting back plate are provided with second slide rails, and the outside of second slide rail is connected with the slider, the spacing groove has been seted up in the outside of metal blank, and the inside of spacing groove is provided with the magnet.

Preferably, the metal white boards, the first slide rail, the pull rod and the pull handle form a sliding structure, the three groups of metal white boards are distributed on the device table body at equal intervals, and the width of each metal white board is consistent with that of each blackboard.

Preferably, the blackboard and the transverse backboard are parallel to each other, and the longitudinal section of the transverse backboard is of a C-shaped structure.

Preferably, the projection plate, the thread block, the screw rod, the second slide rail, the slide block and the rotating handle form a lifting structure, and the projection plate and the thread block are welded into a whole.

Preferably, the length of the screw rod is twice of that of the transverse back plate, and the screw rod is arranged on the device table body in a penetrating mode.

Preferably, the spacing grooves are distributed on the metal white board at equal intervals, the thickness of the spacing grooves is half of that of the metal white board, and the magnet and the metal white board form a clamping structure.

Compared with the prior art, the beneficial effects of the utility model are that: the mouth shape comparison device for English pronunciation training,

1. the first sliding rail and the pull handle are adopted, the metal white boards are driven to horizontally slide through the pull handle, convenience in displaying and containing a plurality of groups of metal white boards is improved, the metal white boards are driven to slide through the first sliding rail, and efficiency of training a plurality of groups of oral English is reduced;

2. the screw rod and the thread block are adopted, the screw rod is used for driving the thread block to horizontally lift, so that the lifting stability of the projection plate and the thread block is improved, the height of the projection plate can be conveniently adjusted according to requirements, and the convenience in daily use and storage of the projection plate is further improved;

3. adopt the spacing groove, carry out the block through the spacing groove to the card, and then promote the convenience that the card is fixed and dismantle, ensure the convenience that teaching personnel daily use and change.

Drawings

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

FIG. 2 is a schematic side view of the blackboard according to the present invention;

fig. 3 is a schematic view of the top view structure of the support back plate of the present invention.

In the figure: 1. a device table body; 2. a transverse backing plate; 3. a metal white board; 4. a first slide rail; 5. a blackboard; 6. a pull rod; 7. pulling a handle; 8. turning a handle; 9. a support backing plate; 10. a projection plate; 11. a thread block; 12. a screw rod; 13. a second slide rail; 14. a slider; 15. a limiting groove; 16. and (4) a magnet.

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 a technical solution: a mouth shape contrast device for English pronunciation training comprises a device table body 1, a transverse back plate 2, a metal white plate 3, a first slide rail 4, a blackboard 5, a pull rod 6, a pull handle 7, a rotating handle 8, a supporting back plate 9, a projection plate 10, a threaded block 11, a screw rod 12, a second slide rail 13, a slide block 14, a limiting groove 15 and a magnet 16, wherein the transverse back plate 2 is welded right above the device table body 1, the metal white plate 3 is arranged on the surface of the transverse back plate 2, the first slide rails 4 are arranged on the upper side and the lower side of the metal white plate 3, the blackboard 5 is arranged right above the transverse back plate 2, the pull rod 6 is connected to the outer side of the metal white plate 3, the pull handle 7 is connected to the outer side of the pull rod 6, the supporting back plate 9 is arranged right below the rotating handle 8, the projection plate 10 is arranged on the surface of the supporting back plate 9, the back of the projection plate 10 is connected, the left and right sides of the support back plate 9 are provided with second slide rails 13, the outer sides of the second slide rails 13 are connected with slide blocks 14, the outer side of the metal white plate 3 is provided with a limiting groove 15, and the inside of the limiting groove 15 is provided with a magnet 16.

Metal blank 3, first slide rail 4, pull rod 6 constitute sliding construction with drawing 7, and three equidistant distributions of group metal blanks 3 are on the device table body 1 to 3 width of metal blank are unanimous with 5 width of blackboard, are convenient for demonstrate the multiunit mouth type piece through pulling metal blank 3, promote the convenience to the 3 showparts of multiunit metal blank.

Blackboard 5 is parallel to each other with horizontal backplate 2, and the longitudinal section of horizontal backplate 2 is "C" font structure, utilizes horizontal backplate 2 to support the outside of blackboard 5, utilizes horizontal backplate 2 to accomodate metal blank 3 simultaneously.

Projection board 10, screw block 11, lead screw 12, second slide rail 13, slider 14 and change 8 and constitute elevation structure, and projection board 10 and screw block 11 welding are as an organic whole, are convenient for adjust the height of projection board 10 as required, and then promote the convenience that projection board 10 daily use and accomodate.

The length of the screw rod 12 is twice the length of the transverse back plate 2, the screw rod 12 is arranged on the device table body 1 in a penetrating mode, the projection plate 10 is adjusted to be at a proper height through the screw rod 12, and convenience of displaying the projection plate 10 is guaranteed.

Spacing groove 15 equidistant distribution is on metal blank 3, and the thickness of spacing groove 15 is half of metal blank 3 thickness to magnet 16 constitutes the block structure with metal blank 3, utilizes magnet 16 to adsorb fixedly to the photo to the mouth shape, promotes the efficiency that the photo was changed to the mouth shape.

The working principle is as follows: when the mouth shape comparison device for the English pronunciation training is used, as shown in fig. 1 to 3, an operator places mouth shape photo pairs in the limiting groove 15, the back of the mouth shape photo pairs is adsorbed and fixed by the magnet 16, English is written on the surface of the blackboard 5 by the teaching staff, then the teaching staff pushes the pull handle 7, the pull rod 6 and the metal white board 3 are pushed by the pull handle 7 to slide outside the first slide rail 4, the metal white board 3 displays the mouth shape photo pairs, after the mouth shape photo pairs above a group of metal white boards 3 are displayed, the teaching staff pushes the pull handle 7, the pull rod 6 and the metal white board 3 are pushed by the pull handle 7 to slide outside the first slide rail 4, and the displayed metal white board 3 is stored on the back of the blackboard 5;

according to fig. 1 to 3, after three groups of metal whiteboards 3 have been displayed, the teaching staff rotates the rotating handle 8, the rotating handle 8 drives the screw rod 12 to rotate, the screw rod 12 drives the thread block 11 to vertically slide, the thread block 11 drives the projection plate 10 to continuously move upwards, the slide blocks 14 on the left side and the right side of the projection plate 10 slide on the outer side of the second slide rail 13, and then the video of the mouth-shaped pronunciation is projected to the upper surface of the projection plate 10 through the projector, so that the mouth-shaped pronunciation is further corrected, and the accuracy of the pronunciation is ensured.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides an english pronunciation training is with mouth type contrast device, includes device table body (1), blackboard (5) and changes (8), its characterized in that: the device is characterized in that a transverse backboard (2) is welded right above a table body (1), a metal white board (3) is arranged on the surface of the transverse backboard (2), first sliding rails (4) are arranged on the upper side and the lower side of the metal white board (3), a blackboard (5) is installed right above the transverse backboard (2), a pull rod (6) is connected to the outer side of the metal white board (3), a pull handle (7) is connected to the outer side of the pull rod (6), a supporting backboard (9) is arranged right below a rotating handle (8), a projection board (10) is arranged on the surface of the supporting backboard (9), a threaded block (11) is connected to the back of the projection board (10), a lead screw (12) penetrates through the outer side of the threaded block (11), second sliding rails (13) are arranged on the left side and the right side of the supporting backboard (9), and a sliding block (14) is connected to the outer side of the, the outer side of the metal white board (3) is provided with a limiting groove (15), and a magnet (16) is arranged in the limiting groove (15).

2. The mouth shape comparing device for english pronunciation training according to claim 1, wherein: the metal whiteboard (3), the first sliding rail (4), the pull rod (6) and the pull handle (7) form a sliding structure, the three groups of metal whiteboards (3) are distributed on the device table body (1) at equal intervals, and the width of the metal whiteboard (3) is consistent with that of the blackboard (5).

3. The mouth shape comparing device for english pronunciation training according to claim 1, wherein: the blackboard (5) and the transverse backboard (2) are parallel to each other, and the longitudinal section of the transverse backboard (2) is of a C-shaped structure.

4. The mouth shape comparing device for english pronunciation training according to claim 1, wherein: the projection plate (10), the thread block (11), the screw rod (12), the second slide rail (13), the slide block (14) and the rotating handle (8) form a lifting structure, and the projection plate (10) and the thread block (11) are welded into a whole.

5. The mouth shape comparing device for english pronunciation training according to claim 1, wherein: the length of the screw rod (12) is twice that of the transverse back plate (2), and the screw rod (12) penetrates through the table body (1).

6. The mouth shape comparing device for english pronunciation training according to claim 1, wherein: spacing groove (15) equidistant distribution is on metal blank (3), and the thickness of spacing groove (15) is half of metal blank (3) thickness to magnet (16) and metal blank (3) constitute the block structure.