CN209496511U - A kind of multimedia teaching cabinet convenient to use - Google Patents
A kind of multimedia teaching cabinet convenient to use Download PDFInfo
- Publication number
- CN209496511U CN209496511U CN201822100959.9U CN201822100959U CN209496511U CN 209496511 U CN209496511 U CN 209496511U CN 201822100959 U CN201822100959 U CN 201822100959U CN 209496511 U CN209496511 U CN 209496511U
- Authority
- CN
- China
- Prior art keywords
- mounting table
- cabinet body
- rod
- cabinet
- multimedia teaching
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to teaching machine cabinet technical fields, more particularly to a kind of multimedia teaching cabinet convenient to use, cabinet body including multimedia teaching cabinet, it further include mounting table, compressing unit, lifting unit, compressing unit includes fixed link, rotating bar, tension spring, ball, connecting rod, pressing plate, lifting unit is for driving mounting table vertical shift comprising fixing sleeve, screw rod, worm screw, worm gear.Mounting table, compressing unit is arranged in the utility model, and textbook is placed in groove, then by tension spring to the pulling force of rotating bar, it is pressed against pressing plate by the textbook place of opening, under the action of groove, pressing plate, textbook is securely placed on mounting table by realization, while can liberate both hands, improve efficiency of teaching, lifting unit is set, is rotated by worm screw, fixing sleeve vertical shift is driven, to reach the height adjustment to mounting table, the use demand for meeting different users is realized.
Description
Technical field
The utility model relates to teaching machine cabinet technical fields, and in particular to a kind of multimedia teaching cabinet convenient to use.
Background technique
Existing multimedia teaching cabinet, when in use, textbook can not be fixed, especially thicker textbook, open
When textbook, needs to be pushed down the textbook place of opening with article, both hands could be liberated, and not being able to satisfy using the mode of article is actually made
Demand, in addition in cabinet in use, due to different users height differences, the fixed height of cabinet body is unable to satisfy use
The demand that person watches textbook be easy to cause fatigue when used for a long time.
Utility model content
The purpose of the utility model is to overcome problems of the prior art, provide a kind of multimedia convenient to use
Teaching machine cabinet, it may be implemented that textbook is facilitated to place, is height-adjustable, reduces fatigue.
To realize above-mentioned technical purpose and the technique effect, the utility model is achieved through the following technical solutions
:
A kind of multimedia teaching cabinet convenient to use, the cabinet body including multimedia teaching cabinet, further includes:
Mounting table, the mounting table level are set on cabinet body, which is provided with groove；
Compressing unit, the compressing unit include fixed link, rotating bar, tension spring, ball, connecting rod, pressing plate, the fixation
Bar is set on mounting table vertically, and the rotating bar is hinged in fixed link, and described tension spring one end is fixed on mounting table, another
End is fixed in the rotating bar, and the ball is inlaid in rotating bar and can be freely rotated, and the connecting rod is fixed in ball
On, the pressing plate is connected horizontally in connecting rod and corresponding with groove；
Lifting unit, the lifting unit is for driving mounting table vertical shift comprising fixing sleeve, screw rod, worm screw, snail
Wheel, the fixing sleeve are set on mounting table vertically, are pierced by the cabinet body and energy is free to slide, the screw rod is rotatablely connected cabinet body
It is interior, it is same to be located in the fixing sleeve, and be threadedly coupled with the fixing sleeve, the worm screw level is pierced by cabinet body and and cabinet body
Rotation connection, the worm gear are coaxially socketed on screw rod and engage with worm screw, and the corresponding cabinet body is equipped with for worm gear freedom
By avoiding hollow groove.
It further, further include positioning unit, the positioning unit includes the positioning pierced into cabinet body to avoiding hollow groove vertically
Column, the positioning column on the cabinet can free to slide and the upper end and mounting table it is affixed.
It further, further include heat-sink unit, the heat-sink unit includes fan, radiating fin, and the fan is set to cabinet
In vivo and corresponding with mounting table, the corresponding cabinet body is equipped with the mounting portion of fan installation, and the radiating fin is equipped with more
It is a, it is connected on the mounting portion inner wall and corresponding with fan.
Further, the radiating fin is hinged on mounting portion inner wall, drives its edge and installation by rotating unit
The rotation of portion inner wall hinged place.
Further, the rotating unit includes connecting rod, hinge-rod, threaded rod, nut, and the connecting rod two end is respectively articulated with
On two neighboring radiating fin, the hinge-rod lower end is hinged on one of radiating fin, and the threaded rod level turns
On the cabinet, the nut is socketed on threaded rod, and the hinge-rod other end is hinged on nut, the threaded rod for dynamic connection
When rotation, drives the hinge-rod mobile and draw radiating fin edge and the rotation of mounting portion hinged place.
The utility model has the beneficial effects that setting mounting table, compressing unit, textbook are placed in groove, then pass through drawing
Spring is pressed against pressing plate by the textbook place of opening the pulling force of rotating bar, under the action of groove, pressing plate, realizes textbook is steady
Admittedly be placed on mounting table, while both hands can be liberated, not need to press textbook using outer goods, improve teaching
Efficiency is arranged lifting unit, is rotated by worm screw, rotate worm gear, and driving screw rod rotation drives fixing sleeve vertical shift, from
And reach the height adjustment to mounting table, it realizes the use demand for meeting different users, reduces the fatigue after being used for a long time, if
Heat-sink unit is set, in hot weather, convenient for users to heat dissipation, then rotating unit is set, is rotated by threaded rod, driving nut moves
It is dynamic, keep hinge-rod mobile and radiating fin is driven to rotate along with mounting portion hinged place, realizes that the air-flow generated to fan distributes angle
Degree is adjusted, and satisfies the use demand.
Detailed description of the invention
In order to illustrate more clearly of the technical solution of the utility model embodiment, make required for being described below to embodiment
Attached drawing is briefly described, it should be apparent that, the drawings in the following description are merely some embodiments of the present invention,
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings
Other attached drawings.
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structure enlargement diagram in Fig. 1 at A；
In attached drawing, component representated by each label is as follows:
1- cabinet body, 2- mounting table, 3- groove, 4- fixed link, 5- rotating bar, 6- tension spring, 7- ball, 8- connecting rod, 9- are solid
Fixed set, 10- screw rod, 11- worm screw, 12- worm gear, 13- avoiding hollow groove, 14- positioning column, 15- fan, 16- radiating fin, 17- installation
Portion, 18- connecting rod, 19- hinge-rod, 20- threaded rod, 21- nut, 22- pressing plate.
Specific embodiment
In order to be easy to understand the technical means, creative features, achievement of purpose, and effectiveness of the utility model, under
Face will combine the attached drawing in the utility model embodiment, carry out to the technical scheme in the embodiment of the utility model clear, complete
Ground description, it is clear that the described embodiments are only a part of the embodiments of the utility model, instead of all the embodiments.Base
In the embodiments of the present invention, institute obtained by those of ordinary skill in the art without making creative efforts
There are other embodiments, fall within the protection scope of the utility model.
A kind of multimedia teaching cabinet convenient to use as shown in Figs. 1-2, the cabinet body 1 including multimedia teaching cabinet,
Further include:
Mounting table 2, the mounting table 2 is horizontal to be set on cabinet body 1, be which is provided with groove 3, external textbook is placed on recessed
In slot 3；
Compressing unit, the compressing unit include fixed link 4, rotating bar 5, tension spring 6, ball 7, connecting rod 8, pressing plate 22,
The fixed link 4 is set on mounting table 2 vertically, and the rotating bar 5 is hinged in fixed link 4, and described 6 one end of tension spring, which is fixed in, puts
It sets on platform 2, the other end is fixed in the rotating bar 5, and the ball 7 is inlaid in rotating bar 5 and can be freely rotated, described
Connecting rod 8 is fixed on ball 7, and the pressing plate 22 is connected horizontally in connecting rod 8 and corresponding with groove 3, setting ball 7, energy
So that pressing plate 22 is remained horizontal and be pressed against textbook, prevents textbook from generating fold equivalent damage；
Lifting unit, the lifting unit is for driving 2 vertical shift of mounting table comprising fixing sleeve 9, screw rod 10, snail
Bar 11, worm gear 12, the fixing sleeve 9 are set on mounting table 2 vertically, are pierced by the cabinet body 1 and free to slide, the silk of energy
Bar 10 is rotatablely connected in cabinet body 1, same to be located in the fixing sleeve 9, and is threadedly coupled with the fixing sleeve 9, the worm screw
11 levels are pierced by cabinet body 1 and are rotatablely connected with cabinet body 1, and the worm gear 12 is coaxially socketed on screw rod 10 and engages with worm screw 11,
The corresponding cabinet body 1 is equipped with for the freely through avoiding hollow groove 13 of worm gear 12.
It further include positioning unit, the positioning unit includes the positioning column 14 pierced into cabinet body 1 to avoiding hollow groove 13 vertically, institute
State positioning column 14 on cabinet body 1 can free to slide and the upper end and mounting table 2 it is affixed, be arranged positioning unit prevent mounting table 2 from existing
When screw rod 10 rotates, transfer phenomenon is generated.
It further include heat-sink unit, the heat-sink unit includes fan 15, radiating fin 16, and the fan 15 is set to cabinet body 1
Interior and corresponding with mounting table 2, the corresponding cabinet body 1 is equipped with the mounting portion 17 that fan 15 is installed, the radiating fin 16
Equipped with multiple, it is connected on 17 inner wall of mounting portion and corresponding with fan 15.
The radiating fin 16 is hinged on 17 inner wall of mounting portion, by rotating unit drive its along in mounting portion 17
The rotation of wall hinged place.
The rotating unit includes connecting rod 18, hinge-rod 19, threaded rod 20, nut 21, and 18 both ends of connecting rod are cut with scissors respectively
It connects on two neighboring radiating fin 16,19 lower end of hinge-rod is hinged on one of radiating fin 16, the screw thread
Bar 20, which horizontally rotates, to be connected on cabinet body 1, and the nut 21 is socketed on threaded rod 20, and 19 other end of hinge-rod is hinged on
On nut 21, when the threaded rod 20 rotates, drive the hinge-rod 19 mobile and draw radiating fin 16 along with mounting portion 17
Hinged place rotation.
The utility model is when in use: the pressing one end of rotating bar far from pressing plate overcomes tension spring resistance, increases pressing plate,
Textbook is placed in groove again, rotating bar is unclamped, is pressed against pressing plate by the textbook place of opening, is fixed on textbook in groove
And phenomena such as page turning will not be generated, it is rotated further by worm screw, rotates worm gear, drives screw rod rotation, thus make mounting table vertical shift,
Mounting table height adjustment is completed, when hot weather, external power supply is connected, starts fan, fan work is by the air-flow of generation by dissipating
Hot fin is distributed, and threaded rod is rotated further by, and keeps nut mobile, and driving hinge-rod is mobile, drives radiating fin edge and mounting portion
Hinged place rotation, and suitable angle is turned to, to meet the radiating requirements of user's difference physical feeling.
The preferred embodiment in the utility model disclosed above is only intended to help to illustrate the utility model.Preferred embodiment is simultaneously
There is no the details that detailed descriptionthe is all, also not limiting the utility model is only the specific embodiment.Obviously, according to this theory
The content of bright book can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to preferably
The principles of the present invention and practical application are explained, so that skilled artisan be enable to better understand and utilize this
Utility model.The utility model is limited only by the claims and their full scope and equivalents.
Claims (5)
1. a kind of multimedia teaching cabinet convenient to use, the cabinet body (1) including multimedia teaching cabinet, which is characterized in that also
Include:
Mounting table (2), the mounting table (2) is horizontal to be set on cabinet body (1), which is provided with groove (3)；
Compressing unit, the compressing unit include fixed link (4), rotating bar (5), tension spring (6), ball (7), connecting rod (8), pressure
Plate (22), the fixed link (4) are set on mounting table (2) vertically, and the rotating bar (5) is hinged on fixed link (4), the drawing
Spring (6) one end is fixed on mounting table (2), and the other end is fixed on the rotating bar (5), and the ball (7), which is inlaid in, to be turned
It in lever (5) and can be freely rotated, the connecting rod (8) is fixed on ball (7), and the pressing plate (22) is connected horizontally on connection
It is on bar (8) and corresponding with groove (3)；
Lifting unit, the lifting unit is for driving mounting table (2) vertical shift comprising fixing sleeve (9), screw rod (10),
Worm screw (11), worm gear (12), the fixing sleeve (9) are set on mounting table (2) vertically, are pierced by the cabinet body (1) and energy freely
Sliding, in the screw rod (10) rotation connection cabinet body (1), with being located in the fixing sleeve (9), and with the fixing sleeve
(9) it is threadedly coupled, worm screw (11) level is pierced by cabinet body (1) and is rotatablely connected with cabinet body (1), worm gear (12) coaxial sleeve
It connects on screw rod (10) and is engaged with worm screw (11), the corresponding cabinet body (1) is equipped with and keeps away for worm gear (12) is freely through
Empty slot (13).
2. a kind of multimedia teaching cabinet convenient to use according to claim 1, which is characterized in that further include that positioning is single
Member, the positioning unit include the positioning column (14) pierced into cabinet body (1) to avoiding hollow groove (13) vertically, and the positioning column (14) exists
The free to slide and the upper end of energy and mounting table (2) are affixed on cabinet body (1).
3. a kind of multimedia teaching cabinet convenient to use according to claim 1, which is characterized in that further include that heat dissipation is single
Member, the heat-sink unit include fan (15), radiating fin (16), and the fan (15) is set in cabinet body (1) and and mounting table
(2) corresponding, the corresponding cabinet body (1) is equipped with the mounting portion (17) of fan (15) installation, and the radiating fin (16) sets
Have multiple, is connected on the mounting portion (17) inner wall and corresponding with fan (15).
4. a kind of multimedia teaching cabinet convenient to use according to claim 3, which is characterized in that the radiating fin
(16) it is hinged on mounting portion (17) inner wall, drives it to rotate along with mounting portion (17) inner wall hinged place by rotating unit.
5. a kind of multimedia teaching cabinet convenient to use according to claim 4, which is characterized in that the rotating unit
Including connecting rod (18), hinge-rod (19), threaded rod (20), nut (21), connecting rod (18) both ends are respectively hinged at adjacent two
On a radiating fin (16), hinge-rod (19) lower end is hinged on one of radiating fin (16), the threaded rod
(20) horizontally rotate and be connected on cabinet body (1), the nut (21) is socketed on threaded rod (20), and the hinge-rod (19) is another
End is hinged on nut (21), when the threaded rod (20) rotates, is driven the hinge-rod (19) mobile and is drawn radiating fin
(16) it is rotated along with mounting portion (17) hinged place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822100959.9U CN209496511U (en) | 2018-12-13 | 2018-12-13 | A kind of multimedia teaching cabinet convenient to use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822100959.9U CN209496511U (en) | 2018-12-13 | 2018-12-13 | A kind of multimedia teaching cabinet convenient to use |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209496511U true CN209496511U (en) | 2019-10-15 |
Family
ID=68152889
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822100959.9U Expired - Fee Related CN209496511U (en) | 2018-12-13 | 2018-12-13 | A kind of multimedia teaching cabinet convenient to use |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209496511U (en) |
-
2018
- 2018-12-13 CN CN201822100959.9U patent/CN209496511U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191015 Termination date: 20201213 |