CN209947114U

CN209947114U - A liquid crystal display for motion teaching

Info

Publication number: CN209947114U
Application number: CN201920527958.4U
Authority: CN
Inventors: 杨展荣
Original assignee: Shenzhen Xiaoxiong Innovation Technology Co Ltd
Current assignee: Shenzhen Xiaoxiong Innovation Technology Co Ltd
Priority date: 2019-04-18
Filing date: 2019-04-18
Publication date: 2020-01-14
Anticipated expiration: 2029-04-18

Abstract

The utility model discloses a liquid crystal display for motion teaching, comprising a base plate, one side symmetric connection of bottom plate upper surface has the fixed post, and swing joint has the movable support column in the fixed post, and the opposite side of bottom plate upper surface is connected with the lead screw, and the fixed post is close to and installs the battery on the bottom plate of lead screw one side, runs through on the lead screw and has the lifter plate, one side of lifter plate upper surface is connected with first spring, the upper end fixedly connected with buffer board of first spring. This a liquid crystal display for motion teaching is equipped with fixation support and lead screw, and the line between lead screw and the fixation support is isosceles triangle, guarantees that lifter plate lower surface atress is even, through worm wheel, worm and lead screw mating reaction, realizes the position adjustment to the lifter plate through the rocker, simple structure, convenient to use, the buffer board adopts the mode of covering to be connected with the lifter plate, avoids in dust debris etc. get into the lifter plate, and plays the guard action through the second limiting plate.

Description

A liquid crystal display for motion teaching

Technical Field

The utility model relates to a motion teaching technical field specifically is a liquid crystal display for motion teaching.

Background

Physical education is a purposeful and organized educational process performed according to certain plans and curriculum standards. The physical education is participated in by teachers and students, and the task is to teach students physical knowledge, technique and skill, strengthen their physique, cultivate their moral, will, quality, etc. It is the basic form of school sports realization, and is one of the implementation ways of sports objectives. At present, when carrying out sports teaching to the student, utilize sports teaching appearance to carry out video teaching usually, the high often unable regulation of current teaching appearance is mostly fixed structure, inconvenient student's watching, in addition, the display screen also is fixed on the panel, removes the in-process and can produce vibration, influences the life of display screen.

Chinese patent CN206549125U discloses a novel physical exercise teaching appearance, the on-line screen storage device comprises a base, the equal fixedly connected with fixed plate in upper surface both sides of base, the upper surface of fixed plate is equipped with the recess, the anticreep board has been cup jointed in the inside slip of recess, the last fixed surface of anticreep board is connected with the fly leaf, the upper end fixedly connected with lifter plate of fly leaf, the upper surface of lifter plate is equipped with the dashpot, the inboard bottom of dashpot is equipped with the spring, the upper end fixedly connected with buffer board of spring, the buffer board is cup jointed in the inside slip of dashpot, the upper surface of buffer board is equipped with the display screen, the upper surface mid-. This novel physical exercise teaching appearance rotates through control switch control motor, and the motor can drive the lift of display screen to can highly adjust the display screen, make things convenient for the student to watch, the student of being convenient for learns.

Although this application has solved the problem in the background art to a certain extent, sports teaching appearance often need remove outdoor use in this application, and outdoor connection power is inconvenient, has seted up the spacing groove simultaneously on the version that goes up and down, and the spacing groove opening makes progress, deposits dust or debris easily, inconvenient clearance and use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a liquid crystal display for motion teaching has the convenient removal, adjusts easily, and the problem among the prior art has been solved to the strong advantage of usability.

In order to achieve the above object, the utility model provides a following technical scheme: a liquid crystal display screen for motion teaching comprises a bottom plate, wherein one side of the upper surface of the bottom plate is symmetrically connected with a fixed support column, a movable support column is movably connected in the fixed support column, the other side of the upper surface of the bottom plate is connected with a lead screw, a storage battery is arranged on the bottom plate of the fixed support column close to one side of the lead screw, a lifting plate penetrates through the lead screw, one side of the upper surface of the lifting plate is connected with a first spring, the upper end of the first spring is fixedly connected with a buffer plate, the other side of the upper surface of the lifting plate is fixedly connected with a sleeve, the lower surface of the lifting plate close to one side of the sleeve is fixedly connected with a fixed support plate, the lower end of the fixed support plate is fixedly connected with a control box, first bearings are symmetrically arranged at the upper end and the lower, the external toothing of worm wheel has the worm, and the one end of worm is connected with the second bearing, the lateral wall fixed connection of second bearing and control box, the other end fixedly connected with rocker of worm, the rocker runs through the control box, the both ends symmetric connection of buffer board lower surface has first limiting plate, and the spout has been seted up to the inboard symmetry of first limiting plate, and a week fixedly connected with second limiting plate of buffer board upper surface is connected with the display screen base on the central point of buffer board upper surface puts, installs liquid crystal display on the display screen base, liquid crystal display and battery electric connection, and the bilateral symmetry of liquid crystal display lower extreme has the second spring, the lower extreme of second spring and the last fixed surface of buffer board.

Preferably, the upper end of the screw rod is connected with a limiting block, and the screw rod penetrates through the sleeve, the control box and the threaded hole.

Preferably, a connecting line between the screw rod and the fixed support is in an isosceles triangle shape.

Preferably, the two ends of the lifting plate are symmetrically connected with sliding strips matched with the sliding grooves, and the sliding strips are movably connected with the sliding grooves.

Preferably, the height of the second limiting plate is lower than that of the display screen base.

Compared with the prior art, the beneficial effects of the utility model are as follows:

this a liquid crystal display for motion teaching, be equipped with fixation support and lead screw, line between lead screw and the fixation support is isosceles triangle, guarantee that lifter plate lower surface atress is even, through the worm wheel, worm and lead screw cooperation, realize the position adjustment to the lifter plate through the rocker, moreover, the steam generator is simple in structure, high durability and convenient use, the buffer board adopts the mode of covering to be connected with the lifter plate, avoid in dust debris etc. get into the lifter plate, and play the guard action through the second limiting plate, can place teaching aid at the upper surface of buffer board, avoid placing the article landing, therefore, the clothes hanger is strong in practicability, install the battery on the bottom plate in addition, can supply power for liquid crystal display, make things convenient for outdoor use.

Drawings

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

FIG. 2 is a side sectional view of the present invention;

fig. 3 is an internal structure diagram of the control box of the present invention.

In the figure: 1. a base plate; 11. fixing a strut; 12. a movable support column; 13. a screw rod; 14. a storage battery; 2. a lifting plate; 21. a first spring; 22. a sleeve; 23. fixing the support plate; 24. a slide bar; 3. a buffer plate; 31. a first limit plate; 311. a chute; 32. a second limiting plate; 33. a display screen base; 34. a liquid crystal display screen; 341. a second spring; 4. a control box; 41. a first bearing; 42. a worm gear; 421. a threaded hole; 43. a worm; 44. a second bearing; 45. a rocker.

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, a liquid crystal display for motion teaching comprises a bottom plate 1, wherein one side of the upper surface of the bottom plate 1 is symmetrically connected with a fixed support post 11, a movable support post 12 is movably connected in the fixed support post 11, the other side of the upper surface of the bottom plate 1 is connected with a screw rod 13, a storage battery 14 is installed on the bottom plate 1 at one side of the fixed support post 11 close to the screw rod 13, the storage battery 14 can supply power to a liquid crystal display 34 after being charged, the liquid crystal display is convenient for outdoor use, a lifting plate 2 penetrates through the screw rod 13, the upper end of the screw rod 13 is connected with a limit block, the screw rod 13 penetrates through a sleeve 22, a control box 4 and a threaded hole 421, the control box 4 moves on the screw rod 13, a connecting line between the screw rod 13 and the fixed support post 11 is in an isosceles triangle shape, the lower surface of, the upper end of the first spring 21 is fixedly connected with the buffer plate 3, the first spring 21 plays a role in shock absorption when supporting the buffer plate 3, the influence of shaking on the liquid crystal display 34 is reduced, the service life of the liquid crystal display 34 is prolonged, the other side of the upper surface of the lifting plate 2 is fixedly connected with the sleeve 22, the sleeve 22 plays a role in enhancing the firmness of connection between the screw rod 13 and the lifting plate 2, the lower surface of the lifting plate 2, which is close to one side of the sleeve 22, is fixedly connected with the fixed support plate 23, the lower end of the fixed support plate 23 is fixedly connected with the control box 4, the fixed support plate 23 is used for connecting the control box 4 and the lifting plate 2, the upper end and the lower end in the control box 4 are symmetrically provided with the first bearings 41, the worm wheel 42 is fixedly connected between the first bearings 41, the inside of the worm wheel 42 is provided with a threaded hole 421 penetrating, when the worm 43 rotates, the worm wheel 42 is driven to rotate, the lead screw 13 meshed with the worm 43 is fixed, so the worm wheel 42 integrally moves, one end of the worm 43 is connected with the second bearing 44, the second bearing 44 is fixedly connected with the side wall of the control box 4, the second bearing 44 is used for fixing the position of the worm 43, the other end of the worm 43 is fixedly connected with the rocker 45, the rocker 45 facilitates manual control, the use of electric quantity is reduced through manual adjustment, the rocker 45 penetrates through the control box 4, two ends of the lower surface of the buffer plate 3 are symmetrically connected with the first limiting plates 31, sliding grooves 311 are symmetrically formed in the inner sides of the first limiting plates 31, two ends of the lifting plate 2 are symmetrically connected with sliding strips 24 matched with the sliding grooves 311, the sliding strips 24 are movably connected with the sliding grooves 311 to limit the moving path of the buffer plate 3, the dislocation of the buffer plate 3 is avoided, a circle of, second limiting plate 32 highly be less than display screen base 33's height, second limiting plate 32 does not influence liquid crystal display 34 and uses, simultaneously under second limiting plate 32's effect, some teaching aids can be placed to the upper surface of buffer board 3, second limiting plate 32 plays the guard action, avoid placing the article landing, be connected with display screen base 33 on the central point of buffer board 3 upper surface puts, install liquid crystal display 34 on the display screen base 33, liquid crystal display 34 and battery 14 electric connection, the bilateral symmetry of liquid crystal display 34 lower extreme has second spring 341, the lower extreme of second spring 341 and the last fixed surface of buffer board 3, second spring 341 is used for the both sides of fixed liquid crystal display 34, prevent that liquid crystal display 34 from rocking about.

The working process is as follows: move the whole removal of display screen through bottom plate 1 below wheel, after moving the position that needs, adjust liquid crystal display 34's high position as required, during the adjustment, manual rotation rocker 45, rocker 45 is rotatory, it is rotatory to drive worm 43, worm 43 drives worm wheel 42 rotatory, lead screw 13 is fixed, so worm wheel 42 bodily movement, control box 4 and fixed support plate 23 support lifter plate 2 bodily movement, realize liquid crystal display 34's position control, first spring 21 and second spring 341 play buffering and fixed action, prevent that liquid crystal display 34 from appearing the shake at the removal in-process, liquid crystal display 34 and battery 14 electric connection, battery 14 provides electric power support for liquid crystal display 34.

In summary, the following steps: this a liquid crystal display for motion teaching, be equipped with fixed stay 11 and lead screw 13, line between lead screw 13 and the fixed stay 11 is isosceles triangle, guarantee that 2 lower surfaces of lifter plate atress are even, through worm wheel 42,

worm

43 and 13 mating reaction of lead screw, realize position adjustment to lifter plate 2 through rocker 45, moreover, the steam generator is simple in structure, high durability and convenient use, buffer board 3 is connected with the mode that lifter plate 2 adopted the cover, avoid dust debris etc. to get into in the lifter plate 2, and play the guard action through second limiting plate 32, can place teaching aid at buffer board 3's upper surface, avoid placing the article landing, therefore, the clothes hanger is strong in practicability, install battery 14 on bottom plate 1 in addition, can be the power supply for liquid crystal display 34, make things convenient for outdoor use.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A liquid crystal display for motion teaching, includes bottom plate (1), its characterized in that: one side of the upper surface of the bottom plate (1) is symmetrically connected with fixed supporting columns (11), movable supporting columns (12) are movably connected in the fixed supporting columns (11), the other side of the upper surface of the bottom plate (1) is connected with a lead screw (13), a storage battery (14) is installed on the bottom plate (1) on one side, close to the lead screw (13), of the fixed supporting columns (11), a lifting plate (2) penetrates through the lead screw (13), one side of the upper surface of the lifting plate (2) is connected with a first spring (21), the upper end of the first spring (21) is fixedly connected with a buffer plate (3), the other side of the upper surface of the lifting plate (2) is fixedly connected with a sleeve (22), the lower surface, close to one side of the sleeve (22), of the lifting plate (2) is fixedly connected with a fixed supporting plate (23), the lower end of the fixed supporting plate (23) is fixedly connected with a control box, a worm wheel (42) is fixedly connected between the first bearings (41), a threaded hole (421) penetrating through the worm wheel (42) is formed in the worm wheel (42), the threaded hole (421) is meshed with the screw rod (13) to be connected, a worm (43) is meshed outside the worm wheel (42), one end of the worm (43) is connected with a second bearing (44), the second bearing (44) is fixedly connected with the side wall of the control box (4), the other end of the worm (43) is fixedly connected with a rocker (45), the rocker (45) penetrates through the control box (4), two ends of the lower surface of the buffer plate (3) are symmetrically connected with first limiting plates (31), sliding grooves (311) are symmetrically formed in the inner sides of the first limiting plates (31), a circle of the upper surface of the buffer plate (3) is fixedly connected with a second limiting plate (32), and a display screen base (33) is connected to the central position of, install liquid crystal display (34) on display base (33), liquid crystal display (34) and battery (14) electric connection, the bilateral symmetry of liquid crystal display (34) lower extreme is connected with second spring (341), the lower extreme of second spring (341) and the last fixed surface of buffer board (3).

2. A liquid crystal display for use in motion teaching according to claim 1, wherein: the upper end of lead screw (13) is connected with the stopper, and sleeve (22), control box (4) and screw hole (421) are run through in lead screw (13).

3. A liquid crystal display for use in motion teaching according to claim 1, wherein: and a connecting line between the screw rod (13) and the fixed support (11) is in an isosceles triangle shape.

4. A liquid crystal display for use in motion teaching according to claim 1, wherein: the two ends of the lifting plate (2) are symmetrically connected with sliding strips (24) matched with the sliding grooves (311), and the sliding strips (24) are movably connected with the sliding grooves (311).

5. A liquid crystal display for use in motion teaching according to claim 1, wherein: the height of the second limiting plate (32) is lower than that of the display screen base (33).