CN213877096U - A display device for computer teaching - Google Patents
A display device for computer teaching Download PDFInfo
- Publication number
- CN213877096U CN213877096U CN202120093743.3U CN202120093743U CN213877096U CN 213877096 U CN213877096 U CN 213877096U CN 202120093743 U CN202120093743 U CN 202120093743U CN 213877096 U CN213877096 U CN 213877096U
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- CN
- China
- Prior art keywords
- support frame
- fixedly connected
- display device
- groove
- blackboard
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Abstract
The utility model relates to a computer technology field specifically is a display device for computer teaching, including base, support groove and blackboard, the upper surface of base is connected with first support frame, the inside swing joint of first support frame has the second support frame, first support frame surface swing joint has the screw, the inside fixedly connected with cover storehouse of second support frame, the inside swing joint in cover storehouse has the rotary rod, the fixed surface of rotary rod is connected with the shadow screen curtain, the last fixed surface of rotary rod is connected with the connecting block, the last fixed surface of connecting block drives the piece, the last fixed surface of base is connected with the sliding tray, the inside fixedly connected with stopper of sliding tray, the surface of blackboard has the supporting shoe through hinge swivelling joint. The utility model discloses be convenient for adjust display device's height and the length of movie screen curtain, be convenient for accomodate the movie screen curtain, use convenience very, the practical function is better.
Description
Technical Field
The utility model relates to a computer technology field specifically is a display device for computer teaching.
Background
Along with the development of the times, the computer teaching display device becomes a necessary tool for teaching, and because the computer teaching display device can more conveniently, clearly and clearly display the contents to be displayed, the appearance of the computer teaching display device further promotes the development of teaching.
Computer teaching display device is mainly through the content of projecting apparatus with the teaching by the computer on the shadow screen curtain, and we can discover in daily use, and height and the width of show board can't be got to the unable adjustment according to our specific demand of traditional computer teaching display device display screen, and is also very troublesome to accomodating of shadow screen curtain, consequently need to design a display device for computer teaching to solve above-mentioned problem urgently.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a display device for computer teaching to solve the computer teaching display device who proposes in the above-mentioned background art and can't carry out the width of height-adjusting and shadow screen curtain according to specific demand, accomodate also very troublesome problem to the shadow screen curtain.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a display device for computer teaching, includes base, support groove and blackboard, the upper surface of base is connected with first support frame, the inside swing joint of first support frame has the second support frame, first support frame surface swing joint has the screw, the inside fixedly connected with cover storehouse of second support frame, the inside swing joint in cover storehouse has the rotary rod, the outer fixed surface of rotary rod is connected with the shadow screen curtain, the last fixed surface of rotary rod is connected with the connecting block, the last fixed surface of connecting block is connected with and drives the piece, the last fixed surface of base is connected with the sliding tray, the inside fixedly connected with stopper of sliding tray, the surface of blackboard has the supporting shoe through hinge swing joint.
Preferably, the outer surface of the second support frame is connected with a connecting belt, and the connecting belt is movably connected with the fixing buckle.
Preferably, the outer surface of the second support frame is fixedly connected with a support groove, the outer surface of the second support frame is fixedly connected with a support rod, the support rod is arranged above the support groove, the outer surface of the support groove is connected with a storage bin, and the support groove is triangular.
Preferably, the lower fixed surface of base is connected with the gyro wheel, the surface of gyro wheel is provided with anti-skidding line, the quantity of gyro wheel is two sets of.
Preferably, the upper surface of the bracket is movably connected with a blackboard, the outer surface of the blackboard is fixedly connected with four protective housings, and the number of the protective housings is four.
Preferably, the inside fixedly connected with activity groove of first support frame, the inside fixedly connected with connecting rod in activity groove, the surface of connecting rod is connected with the sliding ball, sliding ball swing joint is at the upper surface of gyro wheel, the sliding ball is globular, the surface of sliding ball is provided with anti-skidding line.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a display device for computer teaching is convenient for adjust display device's height and the length of movie screen curtain, is convenient for accomodate movie screen curtain, uses convenience very, and the practical function is better.
(1) The outer surface of the second support frame is provided with a sliding groove, the screws penetrate through the outer surface of the first support frame and abut against the outer surface of the second support frame, the number of the screws is two, the screws are arranged on the outer surface of the first support frame from top to bottom, the height of the screws is adjusted by pulling the second support frame, and the second support frame is fixed through the screws, so that the height adjusting effect is achieved.
(2) Through the inside fixedly connected with cover storehouse with the second support frame, the internal connection in cover storehouse has the rotary rod, and the top fixedly connected with connecting block of rotary rod is connected with the drive piece in the top of connecting block, connects the shadow screen curtain at the surface of rotary rod, through the inside fixedly connected with activity groove with first support frame, the inside fixed connection that the connecting rod passed the sliding ball is in the inside in activity groove, when moving first support frame to inside, can play the effect of accomodating to the shadow screen curtain during the rotation drive piece, reaches the effect of being convenient for adjust the width of shadow screen curtain.
Drawings
FIG. 1 is a front view and a drawing of the present invention;
FIG. 2 is an expanded cross-sectional view of the structure of the present invention;
FIG. 3 is an enlarged schematic view of the structure at A in FIG. 2 according to the present invention;
fig. 4 is a rear view of the blackboard of fig. 2.
In the figure: 1. a base; 2. a first support frame; 3. a second support frame; 4. a shadow screen curtain; 5. a screw; 6. a connecting belt; 7. a fixing buckle; 8. driving the block; 9. a support bar; 10. a bracket; 11. a storage bin; 12. a roller; 13. a sliding groove; 14. sleeving a bin; 15. rotating the rod; 16. connecting blocks; 17. a protective shell; 18. a blackboard; 19. a support block; 20. a sliding ball; 21. a limiting block; 22. a connecting rod; 23. a movable groove.
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. 1-4, the present invention provides an embodiment: a display device for computer teaching, which comprises a base 1, bracket 10 and blackboard 18, the upper surface of base 1 is connected with first support frame 2, the inside swing joint of first support frame 2 has second support frame 3, 2 surface swing joint of first support frame have screw 5, be convenient for fix device height-adjusting, the inside fixedly connected with in-box 14 of second support frame 3, the inside swing joint in-box 14 has rotary rod 15, the fixed surface of rotary rod 15 is connected with shadow screen curtain 4, the last fixed surface of rotary rod 15 is connected with connecting block 16, the last fixed surface of connecting block 16 is connected with and drives piece 8, it drives the rotatory effect of accomodating with shadow screen curtain 4 to drive rotary rod 15 through connecting block 16 when driving piece 8 to be convenient for rotate, the last fixed surface of base 1 is connected with sliding tray 13, the inside fixedly connected with stopper 21 of sliding tray 13, there is supporting shoe 19 through hinge swivelling joint in the surface of blackboard 18.
Furthermore, the outer surface of the second support frame 3 is connected with a connecting band 6, the connecting band 6 is movably connected with the fixing buckle 7, so that the second support frame 3 is conveniently fixed, and the first support frame 2 is prevented from sliding randomly on the upper surface of the sliding groove 13 and not accommodating the screen curtain 4.
Further, the outer fixed surface of second support frame 3 is connected with holds in the palm groove 10, and the outer fixed surface of second support frame 3 is connected with bracing piece 9, and bracing piece 9 holds in the palm the top of groove 10, and the surface of holding in the palm groove 10 is connected with stores the storehouse 11, holds in the palm groove 10 and is the triangle-shaped, is convenient for put into the inside of holding in the palm groove 10 with 18 activities of blackboard, carries out altitude mixture control simultaneously.
Further, the lower fixed surface of base 1 is connected with gyro wheel 12, and the surface of gyro wheel 12 is provided with anti-skidding line, and the quantity of gyro wheel 12 is two sets of, and it is convenient when the device of being convenient for removes.
Furthermore, the blackboard 18 is movably connected to the upper surface of the bracket 10, the protective cases 17 are fixedly connected to the outer surface of the blackboard 18, and the number of the protective cases 17 is four, so that the blackboard 18 is protected conveniently.
Further, the inside fixedly connected with activity groove 23 of first support frame 2, the inside fixedly connected with connecting rod 22 of activity groove 23, the surface of connecting rod 22 is connected with sliding ball 20, sliding ball 20 swing joint is at the upper surface of gyro wheel 12, sliding ball 20 is globular, and the surface of sliding ball 20 is provided with anti-skidding line, is convenient for slide first support frame 2 at the upper surface of sliding tray 13.
The working principle is as follows: when needing to use this computer teaching show board, pass the surface of first support frame 2 with screw 5 and the surface butt of second support frame 3, the quantity of screw 5 is two sets of, arranges the surface at first support frame 2 about being, adjusts the height through pulling second support frame 3, fixes second support frame 3 through screw 5, reaches the effect of height-adjusting.
The inner part of the second support frame 3 is fixedly connected with a sleeve bin 14, the inner part of the sleeve bin 14 is connected with a rotating rod 15, the upper part of the rotating rod 15 is fixedly connected with a connecting block 16, the upper part of the connecting block 16 is connected with a driving block 8, a screen curtain 4 is connected on the outer surface of the rotating rod 15, the inner part of the first support frame 2 is fixedly connected with a movable groove 23, a connecting rod 22 passes through the inner part of a sliding ball 20 and is fixedly connected in the movable groove 23, when the first support frame 2 moves inwards and rotates to drive the driving block 8, the screen curtain 4 can be stored, the effect of conveniently adjusting the width of the blackboard 18 is achieved, the outer surface of the second support frame 3 is fixedly connected with a support rod 9, the outer surface of the second support frame 3 is fixedly connected with a bracket 10, the support rod 9 is arranged above the bracket 10, the blackboard 18 is conveniently placed on the right side of the second support frame 3, and the height of the screen curtain 4 is adjusted, the rear surface of blackboard 18 has supporting shoe 19 through hinge swivelling joint, and 18 exclusive uses of blackboard of also being convenient for project the image of computer content through the projector on the shadow screen 4 is surperficial at last, and whole device uses convenience very, and the practicality is better.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides a display device for computer teaching, includes base (1), support groove (10) and blackboard (18), its characterized in that: the upper surface of the base (1) is connected with a first support frame (2), the interior of the first support frame (2) is movably connected with a second support frame (3), the outer surface of the first supporting frame (2) is movably connected with a screw (5), the interior of the second supporting frame (3) is fixedly connected with a sleeve bin (14), a rotating rod (15) is movably connected inside the sleeve bin (14), the outer surface of the rotating rod (15) is fixedly connected with a shadow screen (4), the upper surface of the rotating rod (15) is fixedly connected with a connecting block (16), the upper surface of the connecting block (16) is fixedly connected with a driving block (8), the upper surface of the base (1) is fixedly connected with a sliding groove (13), the inside of the sliding groove (13) is fixedly connected with a limiting block (21), the outer surface of the blackboard (18) is rotatably connected with a supporting block (19) through a hinge.
2. A display device for computer teaching according to claim 1, wherein: the outer surface of the second support frame (3) is connected with a connecting belt (6), and the connecting belt (6) is movably connected with a fixing buckle (7).
3. A display device for computer teaching according to claim 1, wherein: the outer fixed surface of second support frame (3) is connected with holds in the palm groove (10), the outer fixed surface of second support frame (3) is connected with bracing piece (9), bracing piece (9) are in the top of holding in the palm groove (10), the outer surface of holding in the palm groove (10) is connected with stores storehouse (11), hold in the palm groove (10) and be the triangle-shaped.
4. A display device for computer teaching according to claim 1, wherein: the lower fixed surface of base (1) is connected with gyro wheel (12), the surface of gyro wheel (12) is provided with anti-skidding line, the quantity of gyro wheel (12) is two sets of.
5. A display device for computer teaching according to claim 1, wherein: the upper surface swing joint of bracket (10) has blackboard (18), the surface fixed connection of blackboard (18) has protective housing (17), the quantity of protective housing (17) is four groups.
6. A display device for computer teaching according to claim 1, wherein: the inside fixedly connected with activity groove (23) of first support frame (2), the inside fixedly connected with connecting rod (22) of activity groove (23), the surface of connecting rod (22) is connected with sliding ball (20), sliding ball (20) swing joint is at the upper surface of gyro wheel (12), sliding ball (20) are globular, the surface of sliding ball (20) is provided with anti-skidding line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120093743.3U CN213877096U (en) | 2021-01-13 | 2021-01-13 | A display device for computer teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120093743.3U CN213877096U (en) | 2021-01-13 | 2021-01-13 | A display device for computer teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213877096U true CN213877096U (en) | 2021-08-03 |
Family
ID=77046107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120093743.3U Expired - Fee Related CN213877096U (en) | 2021-01-13 | 2021-01-13 | A display device for computer teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213877096U (en) |
-
2021
- 2021-01-13 CN CN202120093743.3U patent/CN213877096U/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 |
Granted publication date: 20210803 Termination date: 20220113 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |