CN210153460U

CN210153460U - Portable multimedia teaching equipment box

Info

Publication number: CN210153460U
Application number: CN201921080246.9U
Authority: CN
Inventors: 吕苗苗
Original assignee: Jiangsu Vocational College of Medicine
Current assignee: Jiangsu Vocational College of Medicine
Priority date: 2019-07-11
Filing date: 2019-07-11
Publication date: 2020-03-17
Anticipated expiration: 2029-07-11

Abstract

The utility model discloses a portable multimedia teaching equipment case, including the multimedia body, the equal fixedly connected with universal wheel in four corners of multimedia body bottom, the front side sliding connection of multimedia body has the backup pad, and the top of backup pad has the display screen through pivot swing joint. The utility model discloses an accomplish the support, rotatory bull stick when relieving the fixing, the bull stick is rotatory to drive oval carousel rotatory, oval carousel rotation contact slide promotes slide upward movement, slide upward movement drives fixed tooth upward movement and makes fixed tooth and fixture block contactless, then the sliding sleeve resets backward at the pulling force of spring, the sliding sleeve resets and drives the movable rod and resets, the movable rod resets and drives the inside that the display screen resets to the recess, the problem of the too big inconvenient removal of the inconvenient area of current multimedia use has been solved, user teaching quality has been improved, the convenience of user's operation has also been improved, the practicality of multimedia has been increased.

Description

Portable multimedia teaching equipment box

Technical Field

The utility model relates to a multimedia teaching machinery technical field specifically is a portable multimedia teaching equipment case.

Background

The media technology is a technology that various information such as language characters, data, audio, video and the like are stored and managed through a computer, so that a user can exchange information with the computer in real time through various senses. The contents displayed and carried by the multimedia technology are actually products of the computer technology.

When using multimedia, need use portable multimedia teaching equipment case, but current multimedia uses inconvenient area too big inconvenient removal, has reduced user's teaching quality, has also reduced the convenience of user's operation, has reduced the practicality of multimedia.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a portable multimedia teaching equipment case possesses the advantage that makes things convenient for the operation to remove, has solved the problem that current multimedia used the too big inconvenient removal of inconvenient area.

In order to achieve the above object, the utility model provides a following technical scheme: a portable multimedia teaching equipment box comprises a multimedia body, universal wheels are fixedly connected with four corners of the bottom of the multimedia body, a supporting plate is connected with the front side of the multimedia body in a sliding manner, a display screen is movably connected with the top of the supporting plate through a rotating shaft, connecting columns are fixedly connected with the left side and the right side of the display screen, connecting rods are fixedly connected with the left side and the right side of the back surface of the inner wall of the supporting plate and correspond to two sides of the display screen, the front side of each connecting rod is fixedly connected with the front side of the inner wall of the supporting plate, a sliding sleeve is sleeved on the surface of each connecting rod, a movable rod is movably connected with the right side of the sliding sleeve through a shaft pin, one end, away from the shaft pin, of each movable rod penetrates through the top of the supporting plate and is sleeved on the surface of the corresponding connecting column, clamping blocks are fixedly connected, the front side of slide runs through the front side of backup pad, the equal fixedly connected with fixed tooth of inboard of slide, the bottom of fixed tooth and the surface contact of fixture block, the equal fixedly connected with rotary mechanism in left side and the right side in front of the backup pad.

Preferably, rotary mechanism includes the bull stick, the preceding left side of backup pad and right side just are located and all have the bull stick through bearing frame swing joint between two slides, the front side fixedly connected with oval carousel of bull stick.

Preferably, the dorsal top of backup pad inner wall and bottom have all been seted up the spout, the quantity of spout is two, and evenly distributed, the spout uses with the slide cooperation.

Preferably, the spring has been cup jointed on the surface of connecting rod, the dorsal part of spring and the dorsal part fixed connection of backup pad inner wall, the front side of spring and the dorsal part fixed connection of sliding sleeve, the quantity of spring is two, and evenly distributed, the spring uses with the sliding sleeve cooperation.

Preferably, the top of the supporting plate is provided with an opening, the length of the opening is greater than the moving distance of the movable rod, and the opening is matched with the movable rod for use.

Preferably, the surface of the supporting plate is provided with a groove, the cross sectional area of the groove is equal to that of the display screen, and the groove is matched with the display screen for use.

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

1. the utility model is provided with a multimedia body, a universal wheel, a support plate, a display screen, a connecting post, a connecting rod, a sliding sleeve, a movable rod, a clamping block, a sliding plate, a fixed tooth and a rotating mechanism for matching use, a user pushes the multimedia body to match with the universal wheel to move, the multimedia body moves to a required position and then pulls the support plate forwards until the display screen is seen, then the display screen is pulled upwards, the display screen rotates to a required angle by taking a rotating shaft as the center, the display screen rotates to drive the connecting post to move forwards, the connecting post moves forwards to drive the movable rod to move forwards, the movable rod moves forwards to drive the sliding sleeve to move forwards, the sliding sleeve moves forwards to drive the clamping block to move forwards, the clamping block moves forwards to contact the fixed tooth and push the fixed tooth and the sliding plate to move upwards, the sliding sleeve, the sliding sleeve is matched with a fixed tooth limiting clamping block to move backwards, the sliding sleeve is fixed when the clamping block is fixed in position, the supporting is completed, the rotating rod is rotated when the fixing is released, the rotating rod drives the elliptical rotary table to rotate, the elliptical rotary table is in rotating contact with the sliding plate and pushes the sliding plate to move upwards, the sliding plate moves upwards to drive the fixed tooth to move upwards so that the fixed tooth is not in contact with the clamping block, then the sliding sleeve resets backwards under the tension of the spring, the sliding sleeve resets to drive the movable rod to reset, and the movable rod resets to drive the display screen to reset to the inside of the groove.

2. The utility model discloses a setting of spout can make the slide reciprocate in the inside of spout, plays spacing effect simultaneously, has avoided the slide phenomenon that rocks to appear at the in-process that removes, also reduces the friction of slide to the backup pad inner wall, increases the life of slide.

3. The utility model discloses a setting of spring can assist the sliding sleeve to remove, plays the effect that the shock attenuation resets simultaneously, has avoided the sliding sleeve to remove to the farthest department can't reset and lead to the unable normal use of machine, has also increased the stability that the sliding sleeve removed.

4. The utility model discloses an open-ended sets up, can make the movable rod complete carry out mechanical connection through the opening, has avoided open-ended width undersize to make the movable rod in the removal with the phenomenon that the opening part bumps, the live time of extension movable rod.

5. The utility model discloses a setting of recess can make the display screen place in the inside of recess, plays the effect of protection simultaneously, has avoided the multimedia body to receive the striking messenger display screen displacement to appear and has leaded to using the trouble.

Drawings

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

FIG. 2 is a top perspective view of the multimedia body of FIG. 1 according to the present invention;

FIG. 3 is a top perspective view of the support plate of FIG. 1 in accordance with the present invention;

FIG. 4 is a right side cross-sectional view of the support plate of FIG. 1 according to the present invention;

FIG. 5 is an enlarged schematic view of the point A in FIG. 4 according to the present invention;

fig. 6 is a front view of the rotary mechanism of fig. 1 according to the present invention.

In the figure: the device comprises a multimedia body 1, universal wheels 2, a supporting plate 3, a display screen 4, a connecting column 5, a connecting rod 6, a sliding sleeve 7, a movable rod 8, a clamping block 9, a sliding plate 10, fixed teeth 11, a rotating mechanism 12, a rotating rod 121, an oval turntable 122, a sliding groove 13, a spring 14, an opening 15 and a groove 16.

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. 1-6, a portable multimedia teaching equipment box comprises a multimedia body 1, universal wheels 2 are fixedly connected to four corners of the bottom of the multimedia body 1, a support plate 3 is slidably connected to the front side of the multimedia body 1, a display screen 4 is movably connected to the top of the support plate 3 through a rotating shaft, a groove 16 is formed in the surface of the support plate 3, the cross-sectional area of the groove 16 is equal to that of the display screen 4, the groove 16 is matched with the display screen 4 for use, the display screen 4 can be placed in the groove 16 through the arrangement of the groove 16, and meanwhile, the protection effect is achieved, the use failure caused by the displacement of the display screen 4 due to the impact on the multimedia body is avoided, connecting columns 5 are fixedly connected to the left side and the right side of the back surface of the inner wall of the support plate 3, and connecting rods 6 are fixedly connected to the left side, the front side of the connecting rod 6 is fixedly connected with the front side of the inner wall of the supporting plate 3, the surface of the connecting rod 6 is sleeved with the sliding sleeve 7, the surface of the connecting rod 6 is sleeved with the spring 14, the back side of the spring 14 is fixedly connected with the back side of the inner wall of the supporting plate 3, the front side of the spring 14 is fixedly connected with the back side of the sliding sleeve 7, the number of the springs 14 is two, the springs are uniformly distributed, the spring 14 is matched with the sliding sleeve 7 for use, through the arrangement of the spring 14, the sliding sleeve 7 can be assisted to move, the damping and resetting effect is achieved, the problem that the machine cannot be normally used due to the fact that the sliding sleeve 7 cannot reset to the farthest position is avoided, the moving stability of the sliding sleeve 7 is increased, the right side of the sliding sleeve 7 is movably connected with the movable rod 8 through a shaft pin, the opening 15 is formed in the top of the, the movable rod 8 can be completely and mechanically connected through the opening 15, the phenomenon that the width of the opening 15 is too small to enable the movable rod 8 to collide with the opening 15 during moving is avoided, the service time of the movable rod 8 is prolonged, one end, far away from a shaft pin, of the movable rod 8 penetrates through the top of the support plate 3 and is sleeved on the surface of the connecting column 5, the top and the bottom of the sliding sleeve 7 are fixedly connected with the clamping blocks 9, the sliding plates 10 are slidably connected to the top and the bottom of the back side of the inner wall of the support plate 3 and are positioned at two sides of the connecting rod 6, the top and the bottom of the back side of the inner wall of the support plate 3 are provided with the sliding grooves 13, the number of the sliding grooves 13 is two, the sliding grooves 13 are uniformly distributed, the sliding plates 13 are matched with the sliding plates 10 for use, the sliding plates 10 can move up and down in the sliding grooves, also reduce the friction of slide 10 to the 3 inner walls of backup pad, increase the life of slide 10, the front side of support plate 3 is run through to the front side of slide 10, the equal fixedly connected with fixed tooth 11 in inboard of slide 10, the bottom of fixed tooth 11 and the surface contact of fixture block 9, the equal fixedly connected with rotary mechanism 12 in the preceding left side of backup pad 3 and right side, rotary mechanism 12 includes bull stick 121, the preceding left side of backup pad 3 and right side just are located and all have bull stick 121 through bearing frame swing joint between two slides 10, the oval carousel 122 of front side fixedly connected with of bull stick 121.

When the multifunctional sliding sleeve is used, a user pushes the multimedia body 1 to be matched with the universal wheel 2 to move, the multimedia body 1 is moved to a required position and then pulls the supporting plate 3 forwards until the display screen 4 is seen, then the display screen 4 is pulled upwards, the display screen 4 rotates by taking the rotating shaft as the center to a required angle, the display screen 4 rotates to drive the connecting column 5 to move forwards, the connecting column 5 moves forwards to drive the movable rod 8 to move forwards, the movable rod 8 moves forwards to drive the sliding sleeve 7 to move forwards, the sliding sleeve 7 moves forwards to drive the clamping block 9, the clamping block 9 moves forwards to contact the fixed teeth 11 and pushes the fixed teeth 11 and the sliding plate 10 to move upwards, the sliding plate 10 is matched with the sliding groove 13 to move upwards in a limiting mode, the sliding sleeve 7 rotates to a required angle to stop moving, the clamping block 9 moves backwards by being matched with the fixed teeth 11, the supporting is completed, the rotating rod 121 is rotated when the fixing is released, the rotating rod 121 rotates to drive the oval turntable 122 to rotate, the oval turntable 122 rotates to contact the sliding plate 10 and push the sliding plate 10 to move upwards, the sliding plate 10 moves upwards to drive the fixed teeth 11 to move upwards so that the fixed teeth 11 are not in contact with the clamping block 9, then the sliding sleeve 7 resets backwards under the tension of the spring 14, the sliding sleeve 7 resets to drive the movable rod 8 to reset, and the movable rod 8 resets to drive the display screen 4 to reset to the inside of the groove 16.

In summary, the following steps: the portable multimedia teaching equipment box is characterized in that a multimedia body 1, a universal wheel 2, a support plate 3, a display screen 4, a connecting column 5, a connecting rod 6, a sliding sleeve 7, a movable rod 8, a clamping block 9, a sliding plate 10, a fixed tooth 11 and a rotating mechanism 12 are matched for use, a user pushes the multimedia body 1 to be matched with the universal wheel 2 to move, the support plate 3 is pulled forwards until the display screen 4 is seen after the multimedia body 1 moves to a required position, then the display screen 4 is pulled upwards, the display screen 4 rotates to a required angle by taking a rotating shaft as a center, the connecting column 5 is driven to move forwards by the rotation of the display screen 4, the movable rod 8 is driven to move forwards by the connecting column 5, the movable rod 8 drives the sliding sleeve 7 to move forwards, the sliding sleeve 7 drives the clamping block 9 to move forwards, the clamping block 9 moves forwards to contact with the fixed tooth 11, slide 10 cooperates with spout 13 to move upwards spacing and simultaneously display screen 4 rotates to needs angle sliding sleeve 7 stop moving, and cooperate the spacing fixture block 9 of fixed tooth 11 to move backward, slide 7 rigidity when fixture block 9 rigidity, accomplish the support, rotatory bull stick 121 when removing the rigidity, bull stick 121 rotates and drives oval carousel 122 rotatory, oval carousel 122 swivelling joint slide 10 and promote slide 10 to move upwards, slide 10 moves upwards and drives fixed tooth 11 and move upwards and make fixed tooth 11 and fixture block 9 contactless, then slide 7 resets backwards under the pulling force of spring 14, slide 7 resets and drives movable rod 8 and reset, movable rod 8 resets and drives display screen 4 and reset to the inside of recess 16, the inconvenient problem of removing of current multimedia use area too big inconvenience.

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. The utility model provides a portable multimedia teaching equipment case, includes the multimedia body, its characterized in that: the four corners of the bottom of the multimedia body are fixedly connected with universal wheels, the front side of the multimedia body is connected with a supporting plate in a sliding manner, the top of the supporting plate is movably connected with a display screen through a rotating shaft, the left side and the right side of the display screen are fixedly connected with connecting columns, the left side and the right side of the back surface of the inner wall of the supporting plate are fixedly connected with connecting rods corresponding to the two sides of the display screen, the front side of each connecting rod is fixedly connected with the front side of the inner wall of the supporting plate, the surface of each connecting rod is sleeved with a sliding sleeve, the right side of each sliding sleeve is movably connected with a movable rod through a shaft pin, one end of each movable rod, far away from the shaft pin, penetrates through the top of the supporting plate and is sleeved on the surface of the connecting column, the tops and the bottoms of the back sides of the inner wall of, the inner sides of the sliding plates are fixedly connected with fixed teeth, the bottoms of the fixed teeth are in contact with the surface of the clamping block, and the left side and the right side of the front face of the supporting plate are fixedly connected with rotating mechanisms.

2. A portable multimedia teaching equipment box according to claim 1, wherein: the rotary mechanism comprises a rotating rod, the left side and the right side in front of the supporting plate are both movably connected with the rotating rod through bearing seats between the two sliding plates, and the front side of the rotating rod is fixedly connected with an elliptical rotary table.

3. A portable multimedia teaching equipment box according to claim 1, wherein: the dorsal top of backup pad inner wall and bottom have all been seted up the spout, the quantity of spout is two, and evenly distributed, the spout uses with the slide cooperation.

4. A portable multimedia teaching equipment box according to claim 1, wherein: the spring has been cup jointed on the surface of connecting rod, the dorsal part of spring and the dorsal part fixed connection of backup pad inner wall, the front side of spring and the dorsal part fixed connection of sliding sleeve, the quantity of spring is two, and evenly distributed, the spring uses with the sliding sleeve cooperation.

5. A portable multimedia teaching equipment box according to claim 1, wherein: the top of backup pad has seted up the opening, open-ended length is greater than the migration distance of movable rod, the opening uses with the movable rod cooperation.

6. A portable multimedia teaching equipment box according to claim 1, wherein: the surface of the supporting plate is provided with a groove, the cross sectional area of the groove is equal to that of the display screen, and the groove is matched with the display screen for use.