CN213303327U

CN213303327U - Portable multimedia teaching equipment

Info

Publication number: CN213303327U
Application number: CN202022546937.2U
Authority: CN
Inventors: 钱峥; 陈强
Original assignee: Jiangsu Huachen Teaching Equipment Co ltd
Current assignee: Jiangsu Huachen Teaching Equipment Co ltd
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2021-05-28
Anticipated expiration: 2030-11-06

Abstract

The utility model discloses a portable multimedia teaching equipment, include: the top end of the lifting assembly is provided with an open storage box, a lifting assembly, four groups of telescopic assemblies and two groups of positioning assemblies, the lifting assembly is embedded in the storage box in a sliding mode, protective cotton is attached to the inner wall of the storage box, and the top end of the lifting assembly extends out of the storage box to be installed. The utility model has the advantages of simple whole structure, the volume is less, accomodate the display mode through adopting the pull formula, the staff of being convenient for carries the use, utilize the containing box to carry out hidden processing of accomodating to the display screen, can install the protection to the display screen, and the staff of being convenient for carries the use, and under the assistance of flexible subassembly, can drive deflector and threaded rod in step and carry out lift adjustment at the direction intracavity, support the use to the containing box, can carry out not co-altitude to the containing box simultaneously and support the use, the integral display scope has been promoted, through carrying out hidden design with the threaded rod, promote the whole aesthetic property of containing box.

Description

Portable multimedia teaching equipment

Technical Field

The utility model discloses teaching equipment relates to technical field, specifically is a portable multimedia teaching equipment.

Background

Teaching instrument equipment indicates the teaching, in the scientific research unit, the direction of use is the instrument equipment of teaching or scientific research, teaching instrument can be divided into experiment and practical training two main types and mainly is applied to each specialty of reason worker type, along with the continuous progress of society, the use amount of multimedia teaching equipment progressively increases, but traditional teaching equipment is whole bulky great, the person of not being convenient for goes out to carry, staff's result of use has been influenced, traditional teaching equipment adopts exposed mounting means mostly simultaneously, can't carry out good safety protection to display device.

The prior art has the following defects: the whole volume of traditional teaching equipment is great, and the not convenient to use person goes out to carry, has influenced staff's result of use, and traditional teaching equipment adopts exposed mounting means mostly simultaneously, can't carry out good safety protection to display device, and therefore the display screen very easily causes the damage, has increased the whole use cost of device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a portable multimedia teaching equipment to solve the problem that proposes among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: a hand-held portable multimedia teaching device comprising: the top end of the lifting assembly is provided with an open storage box, a lifting assembly, four groups of telescopic assemblies and two groups of positioning assemblies, the lifting assembly is embedded in the storage box in a sliding mode, protective cotton is installed on the inner wall of the storage box in a fitting mode, the top end of the lifting assembly extends out of the storage box to be installed, the four groups of telescopic assemblies are correspondingly installed at four corners inside the storage box, the two groups of positioning assemblies are installed on two sides of the top end of the storage box, and the lifting assembly and the two groups of positioning assemblies are correspondingly installed.

Further, extension plates are installed on two sides of the top end of the storage box, and the extension plates are installed corresponding to the two sets of positioning assemblies.

Further, the lifting component comprises a sliding plate, a damping bearing, a supporting frame, a top cover and a display screen, the sliding plate is slidably arranged in the containing box, the damping bearing is rotatably arranged at the center of the upper surface of the sliding plate, the supporting frame is arranged on the upper surface of the damping bearing, the top cover is arranged on the top end of the supporting frame, the upper surface of the top cover is provided with a handle, the top end of the supporting frame is rotationally connected with the lower surface of the top cover, the display screen is arranged in the supporting frame, and the top cover is jointed with the top end of the containing box, a user can pull the display screen to move upwards in the containing box, because the support frame rotates with the top cap to be connected, consequently under the supplementary of damping bearing, the staff of being convenient for is synchronous rotates the display screen, has increased the display range of display screen, can finely tune the inclination of display screen in use simultaneously, and convenient to use person observes.

Further, four groups flexible subassembly all includes direction chamber, deflector, threaded rod, adjusting nut and backup pad, the correspondence of direction chamber is inlayed and is established in the inside four corners department of containing box, deflector slidable mounting is on direction intracavity portion top, adjusting nut installs in direction intracavity bottom, the threaded rod passes adjusting nut and is connected with the deflector, just close soon through the screw thread between threaded rod and the adjusting nut and be connected, the backup pad is installed on the threaded rod lower surface, drives deflector and threaded rod and carries out lift adjustment at the direction intracavity, and what can be synchronous supports the containing box and use, can carry out not co-altitude to the containing box simultaneously and support the use, has promoted the whole display range.

Further, it is two sets of locating component all includes posting, gangbar, reset spring, limiting plate and a plurality of positioning hole of organizing, the posting inlays to be established at the inside head end of extension board, the gangbar passes the posting installation, reset spring installs in the posting, reset spring cover is established outside the gangbar, just reset spring top and gangbar outer wall fixed connection, the limiting plate correspondence is installed in top cap lower surface both sides, the limiting plate passes the extension board installation, a plurality of groups positioning hole evenly sets up at the limiting plate lateral wall from top to bottom, just the gangbar tail end correspondence is inlayed and is established in the positioning hole.

Further, the lower surface mounting of limiting plate has the slide, just slide and containing box lateral wall sliding connection can lead the processing to the limiting plate.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is:

(1) the utility model discloses a be equipped with and carry and draw the subassembly, consequently the user can stimulate the display screen and shift up in the containing box, because the support frame rotates with the top cap to be connected, consequently under the assistance of damping bearing, the staff of being convenient for is synchronous rotates the display screen, has increased the display range of display screen, but simultaneously in use finely tunes the inclination of display screen, and convenient to use person observes.

(2) The utility model discloses an under two sets of locating component's assistance, under the closure state, utilize under gangbar and positioning hole's the block, can effectually fix a position the top cap, can seal to accomodate in the containing box display screen simultaneously, under the display state, the user is through pulling the gangbar, order about the gangbar and separate with positioning hole, consequently, the user can carry according to the height of in-service use demand to the display screen and draw, can match the use in different work condition in step, adjust the completion back, under reset spring's elastic action, make the gangbar reset, order about the gangbar and correspond the block with positioning hole, the stability of display screen under the display state has been ensured, and the follow-up accomodating of being convenient for, the whole space utilization of device has been promoted.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic overall structure diagram of the present invention;

FIG. 2 is a schematic structural view of the lifting assembly of the present invention;

fig. 3 is an enlarged schematic view of the utility model at a in fig. 1;

fig. 4 is a schematic structural view of the telescopic assembly of the present invention;

fig. 5 is an enlarged schematic view of the position B in fig. 4 according to the present invention.

In the figure: 1. a storage box; 2. an extension plate; 3. a sliding plate; 4. a damping bearing; 5. a support frame; 6. a top cover; 7. a display screen; 8. a guide cavity; 9. a guide plate; 10. a threaded rod; 11. adjusting the nut; 12. a support plate; 13. a positioning frame; 14. a linkage rod; 15. a return spring; 16. a limiting plate; 17. positioning the through hole; 18. a slide board.

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. 1-5, the present invention provides a technical solution: a hand-held portable multimedia teaching device comprising: the top end of the storage box is provided with an open storage box 1, a lifting assembly, four groups of telescopic assemblies and two groups of positioning assemblies, the lifting assembly is embedded in the storage box 1 in a sliding mode, protective cotton is attached to the inner wall of the storage box 1, the top end of the lifting assembly extends out of the storage box 1 to be installed, the four groups of telescopic assemblies are correspondingly installed at four corners inside the storage box 1, the two groups of positioning assemblies are installed on two sides of the top end of the storage box 1, and the lifting assembly and the two groups of positioning assemblies are correspondingly installed.

Extension plates 2 are mounted on two sides of the top end of the containing box 1, and the extension plates 2 are correspondingly mounted with the two groups of positioning assemblies;

the lifting assembly comprises a sliding plate 3, a damping bearing 4, a support frame 5, a top cover 6 and a display screen 7, the sliding plate 3 is slidably mounted in the containing box 1, the damping bearing 4 is rotatably mounted at the center of the upper surface of the sliding plate 3, the support frame 5 is mounted on the upper surface of the damping bearing 4, the top cover 6 is mounted at the top end of the support frame 5, a handle is mounted on the upper surface of the top cover 6, the top end of the support frame 5 is rotatably connected with the lower surface of the top cover 6, the display screen 7 is mounted in the support frame 5, and the top cover 6 is attached to the top end of the containing box 1, so that a user can pull the display screen 7 to move upwards in the containing box 1, and due to the fact that the support frame 5 is rotatably connected with the top cover 6, the display screen 7 can be conveniently rotated synchronously by the staff with the assistance of the damping bearing 4, the, the observation is convenient for the user;

the four groups of telescopic assemblies comprise guide cavities 8, guide plates 9, threaded rods 10, adjusting nuts 11 and supporting plates 12, the guide cavities 8 are correspondingly embedded at four corners inside the containing box 1, the guide plates 9 are slidably mounted at the top end inside the guide cavities 8, the adjusting nuts 11 are mounted at the bottom end inside the guide cavities 8, the threaded rods 10 penetrate through the adjusting nuts 11 to be connected with the guide plates 9, the threaded rods 10 and the adjusting nuts 11 are connected in a screwed mode through threads, the supporting plates 12 are mounted on the lower surface of the threaded rods 10, in actual use, a user can synchronously rotate the threaded rods 10, the threaded rods 10 and the adjusting nuts 11 are in threaded connection, so that the guide plates 9 and the threaded rods 10 are synchronously driven to lift and adjust in the guide cavities 8, the containing box 1 can be synchronously supported and used, and the containing box 1 can be supported and used at different heights, the whole display range is enlarged, and the whole attractiveness of the containing box 1 is improved by the hidden design of the threaded rod 10;

two sets of the positioning components comprise a positioning frame 13, a linkage rod 14, a reset spring 15, a limiting plate 16 and a plurality of sets of positioning through holes 17, wherein the positioning frame 13 is embedded at the head end inside the extension plate 2, the linkage rod 14 passes through the positioning frame 13 for installation, the reset spring 15 is installed in the positioning frame 13, the reset spring 15 is sleeved outside the linkage rod 14, the top end of the reset spring 15 is fixedly connected with the outer wall of the linkage rod 14, the limiting plate 16 is correspondingly installed at two sides of the lower surface of the top cover 6, the limiting plate 16 passes through the extension plate 2 for installation, the plurality of sets of the positioning through holes 17 are uniformly arranged on the side wall of the limiting plate 16 from top to bottom, the tail end of the linkage rod 14 is correspondingly embedded in the positioning through holes 17, under the closed state, the linkage rod 14 is clamped with the positioning through holes 17, the top cover 6 can be effectively positioned, and the display screen 7 can, in the display state, a user pulls the linkage rod 14 to drive the linkage rod 14 to be separated from the positioning through hole 17, so that the user can lift the height of the display screen 7 according to actual use requirements, the linkage rod 14 can be synchronously matched and used in different working conditions, after the adjustment is completed, the linkage rod 14 is reset under the elastic action of the reset spring 15, the linkage rod 14 is driven to be correspondingly clamped with the positioning through hole 17, the stability of the display screen 7 in the display state is guaranteed, the subsequent storage is facilitated, and the overall space utilization rate of the device is improved;

the lower surface of the limiting plate 16 is provided with a sliding plate 18, and the sliding plate 18 is connected with the side wall of the containing box 1 in a sliding manner, so that the limiting plate can be guided.

The utility model discloses a theory of operation: when in use, the lifting assembly is arranged, so that a user can pull the display screen 7 to move upwards in the containing box 1, the support frame 5 is rotatably connected with the top cover 6, so that the display screen 7 can be conveniently and synchronously rotated by workers under the assistance of the damping bearing 4, the display range of the display screen 7 is enlarged, meanwhile, the inclination angle of the display screen 7 can be finely adjusted in use, the observation of the user is convenient, under the assistance of the two groups of positioning assemblies, the top cover 6 can be effectively positioned under the clamping of the linkage rod 14 and the positioning through hole 17 in a closed state, the display screen 7 can be hermetically contained in the containing box 1, under a display state, the user drives the linkage rod 14 to be separated from the positioning through hole 17 by pulling the linkage rod 14, so that the user can lift the height of the display screen 7 according to actual use requirements, and can be synchronously matched and used in different working conditions, after the regulation is accomplished, under reset spring 15's elastic action, make gangbar 14 reset, order about gangbar 14 and positioning hole 17 and correspond the block, the stability of display screen 7 under the display status has been ensured, and be convenient for follow-up accomodating, the whole space utilization of device has been promoted, simultaneously through being equipped with flexible subassembly, in-service use, the user can rotate threaded rod 10 in step, because threaded rod 10 and adjusting nut 11 threaded connection, consequently, it adjusts to drive deflector 9 and threaded rod 10 in the lift of direction chamber 8 in step, can be synchronous support the use to containing box 1, can carry out the support of co-altitude to containing box 1 simultaneously and use, the whole display scope has been promoted, through carrying out hidden design with threaded rod 10, the whole aesthetic property of containing box 1 has been promoted, the staff's follow-up regulation of being convenient for simultaneously uses.

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.

Finally, it should be noted that: 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 described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A portable handheld multimedia teaching device, comprising: the top end of the storage box is provided with an open storage box (1), a lifting assembly, four groups of telescopic assemblies and two groups of positioning assemblies, the lifting assembly is embedded in the storage box (1) in a sliding mode, protective cotton is attached to the inner wall of the storage box (1), the top end of the lifting assembly extends out of the storage box (1) to be installed, the four groups of telescopic assemblies are correspondingly installed at four corners inside the storage box (1), the two groups of positioning assemblies are installed on two sides of the top end of the storage box (1), and the lifting assembly and the two groups of positioning assemblies are correspondingly installed.

2. A hand-portable multimedia teaching apparatus according to claim 1, wherein: extension board (2) are all installed to containing box (1) top both sides, just extension board (2) correspond the installation with two sets of locating component.

3. A hand-portable multimedia teaching apparatus according to claim 1, wherein: the lifting assembly comprises a sliding plate (3), a damping bearing (4), a support frame (5), a top cover (6) and a display screen (7), the sliding plate (3) is slidably mounted in the containing box (1), the damping bearing (4) is rotatably mounted at the center of the upper surface of the sliding plate (3), the support frame (5) is mounted on the upper surface of the damping bearing (4), the top cover (6) is mounted at the top end of the support frame (5), a lifting handle is mounted on the upper surface of the top cover (6), the top end of the support frame (5) is rotatably connected with the lower surface of the top cover (6), the display screen (7) is mounted in the support frame (5), and the top cover (6) is attached to the top end of the containing box (1).

4. A hand-portable multimedia teaching apparatus according to claim 1, wherein: four groups flexible subassembly all includes direction chamber (8), deflector (9), threaded rod (10), adjusting nut (11) and backup pad (12), direction chamber (8) correspond to inlay and establish in containing box (1) inside four corners department, deflector (9) slidable mounting is on the inside top in direction chamber (8), adjusting nut (11) are installed in direction chamber (8) bottom, threaded rod (10) are passed adjusting nut (11) and are connected with deflector (9), just close soon through the screw thread between threaded rod (10) and adjusting nut (11) and be connected, backup pad (12) are installed at threaded rod (10) lower surface.

5. A hand-portable multimedia teaching apparatus according to claim 1, wherein: the two groups of positioning components comprise positioning frames (13), linkage rods (14), return springs (15), limiting plates (16) and a plurality of groups of positioning through holes (17), the positioning frame (13) is embedded in the head end inside the extension plate (2), the linkage rod (14) passes through the positioning frame (13) to be installed, the reset spring (15) is arranged in the positioning frame (13), the reset spring (15) is sleeved outside the linkage rod (14), the top end of the return spring (15) is fixedly connected with the outer wall of the linkage rod (14), the limiting plates (16) are correspondingly arranged on two sides of the lower surface of the top cover (6), the limiting plates (16) penetrate through the extension plate (2) to be arranged, a plurality of groups of positioning through holes (17) are uniformly formed in the side walls of the limiting plates (16) from top to bottom, and the tail end of the linkage rod (14) is correspondingly embedded in the positioning through hole (17).

6. A hand-portable multimedia teaching apparatus according to claim 5, wherein: the lower surface of the limiting plate (16) is provided with a sliding plate (18), and the sliding plate (18) is in sliding connection with the side wall of the containing box (1).