CN211657627U - Data display device for teaching - Google Patents

Abstract

The utility model discloses a teaching material display device, which comprises a teacher's desk, wherein the middle part of the top end of the teacher's desk is provided with a groove, one side of the groove is hinged with a cover body through a hinge, both sides of the bottom end of the cover body are fixedly connected with the bottom end of the groove through telescopic rods, the middle part of the bottom end of the cover body is provided with a photographic structure, both sides of the bottom end of the groove are fixedly provided with two fixed rods, the top ends of the four fixed rods are fixedly provided with top blocks, and the outer walls of the two corresponding fixed rods are respectively connected with a pressing block in a sliding way, the utility model can realize that a first rotating rod, a second rotating rod and a third rotating rod are rotated out through the photographic structure, and the height and the angle are adjusted, then slide the sliding block is opened, the lens of the photographic instrument is exposed, the pressing block can be lifted upwards through the fixed, prevent the data from being blown away by wind.

Description

Data display device for teaching

Technical Field

The utility model relates to a display device, in particular to data display device for giving lessons belongs to teaching device technical field.

Background

Teaching research mainly discusses problems related to student course construction, teaching method innovation and the like, if a specific course is discussed, the course and even a larger range of courses are expected to have reference function through discussion, and a large amount of data needs to be consulted in the teaching research process.

Among the prior art, use data display device can be with data projection to the white curtain usually, can make the student more clear that sees, but current data display device mechanism is fairly simple, inconvenient height and the angle of adjusting the photographic appearance, consequently, the picture of projecting out is unclear, influence student's study, simultaneously because the dust in the classroom is more, the camera lens of photographic appearance is infected with the dust easily, can influence the imaging effect on the one hand, on the other hand can influence the life of camera lens, and current data display device lacks the fixed knot structure of data, the data is blown by the wind easily and runs, consequently, need the mr to press the data with the hand, teacher's teaching burden has been increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a data display device is used in giving lessons to solve the inconvenient height and the angle of adjusting the photographic appearance that provide in the above-mentioned background art and the fixed knot who lacks the data structure problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a give lessons and use data display device, includes the lectern, the middle part on lectern top is seted up flutedly, one side of recess articulates through the hinge has the lid, the bottom fixed connection of telescopic link and recess is all passed through to the both sides of lid bottom, the middle part of lid bottom is provided with photographic structure.

As a preferred technical scheme of the utility model, photography structure is including the fixed axle bed that sets up in the lid bottom, the inside of axle bed is articulated with the one end of first dwang, the both sides of the first dwang other end all articulate there is the second dwang, two the top of second dwang is all fixed to be equipped with and is articulated, two the one end that corresponds the third dwang respectively the other end of third dwang respectively with the both ends fixed connection of photographic appearance.

As a preferred technical scheme of the utility model, the spout has all been seted up at the middle part at photographic appearance both ends, two the spout respectively with correspond slide rail sliding connection, two the slide rail is fixed respectively and is set up the middle part at the sliding closure lateral wall, the inside bottom mounting of sliding closure is equipped with the foam-rubber cushion.

As a preferred technical scheme of the utility model, the both sides of recess bottom are all fixed and are equipped with two dead levers, four the top of dead lever is all fixed and is equipped with the kicking block, two correspondences the equal sliding connection of outer wall of dead lever has the briquetting.

As an optimal technical scheme of the utility model, the fixed support that is equipped with in one side on lectern top, the projecting apparatus has been placed on the top of support.

As a preferred technical scheme of the utility model, photographic apparatus and projecting apparatus electric connection, photographic apparatus passes through photographic apparatus switch and external power supply electric connection on the photographic apparatus, the projecting apparatus passes through projecting apparatus switch and external power supply electric connection on the projecting apparatus.

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

1. the utility model relates to a data display device for teaching, can realize turning out first dwang, second dwang and third dwang through setting up photographic structure, and adjust height and angle, then slide the slider, expose the camera lens of photographic appearance, the first dwang, second dwang and third dwang that are equipped with can conveniently accomodate on the one hand, save space, on the other hand can adjust the height and the angle of photographic appearance, be favorable to showing the data more clearly, in the process of sliding the sliding closure, the foam-rubber cushion can brush down the dust that is infected with on the camera lens, can improve the definition of shooing, prevent simultaneously that the dust from getting into the inside of photographic appearance, be favorable to protecting the photographic appearance;

2. the utility model relates to a give lessons and use data display device can realize upwards mentioning the briquetting through setting up dead lever, briquetting and kicking block, puts the data under the briquetting again, then releases the briquetting, and the briquetting is pushed down the data, can prevent that the data from being blown and run, and mr can needn't push down the data with the hand simultaneously, can liberate mr's both hands, is favorable to alleviateing teacher's teaching burden.

Drawings

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

FIG. 2 is an enlarged view of a portion A of FIG. 1 according to the present invention;

fig. 3 is a partially enlarged view of the point B in fig. 1 according to the present invention.

In the figure: 1. a teacher desk; 2. a groove; 3. a cover body; 4. a shaft seat; 5. a first rotating lever; 6. A second rotating lever; 7. a third rotating rod; 8. a camera; 9. a chute; 10. a slide rail; 11. A sliding cover; 12. a sponge cushion; 13. fixing the rod; 14. briquetting; 15. a top block; 16. a telescopic rod; 17. a projector; 18. and (4) a support.

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, the present invention provides a technical solution of a data display device for teaching:

according to the illustration in fig. 1-3, including lectern 1, the middle part on lectern 1 top is seted up flutedly 2, and one side of flutedly 2 articulates through the hinge has lid 3, and the both sides of lid 3 bottom all are through the bottom fixed connection of telescopic link 16 with flutedly 2, and the middle part of lid 3 bottom is provided with photographic structure, sets up camera device in the bottom of lid 3, makes things convenient for taking in of camera device, can practice thrift the space.

Referring to fig. 1 and 2, the photographing structure includes a shaft seat 4 fixedly disposed at the bottom of a cover body 3, the inside of the shaft seat 4 is hinged to one end of a first rotating rod 5, both sides of the other end of the first rotating rod 5 are hinged to second rotating rods 6, the top ends of the two second rotating rods 6 are fixedly provided with one ends respectively corresponding to the third rotating rods 7, the other ends of the two third rotating rods 7 are respectively fixedly connected to both ends of a camera 8, the model of the camera 8 is A8S-BK, the first rotating rod 5, the second rotating rod 6 and the third rotating rods 7 are disposed to facilitate storage and save space, and adjust the height and angle of the camera 8, thereby facilitating better displaying data, the middle parts of both ends of the camera 8 are provided with sliding grooves 9, the two sliding grooves 9 are respectively slidably connected to corresponding sliding rails 10, the two sliding rails 10 are respectively fixedly disposed at the middle parts of the side walls of a sliding cover 11, the inside bottom mounting of sliding closure 11 is equipped with foam-rubber cushion 12, slides open sliding closure 11, exposes the camera lens of photographic appearance 8, and at the in-process of sliding closure 11 simultaneously, foam-rubber cushion 12 can brush down the dust that is infected with on the camera lens, can improve the definition of shooing, prevents simultaneously that the dust from getting into the inside of photographic appearance 8, is favorable to protecting photographic appearance 8.

Wherein, the fixed support 18 that is equipped with in one side on lectern 1 top, projecting apparatus 17 has been placed on the top of support 18, the model of projecting apparatus 17 is V501, 8 and 17 electric connection of projecting apparatus, be connected 8 and 17 with the projecting apparatus, just can be with the data picture projection that 8 shootings of projecting apparatus arrive on the white curtain, 8 through the camera switch and the external power supply electric connection on the camera 8, projecting apparatus 17 passes through projecting apparatus switch and the external power supply electric connection on the projecting apparatus 17.

According to fig. 1 and 3, two fixed dead levers 13 are all fixed to the both sides of recess 2 bottom, and the top of four dead levers 13 is all fixed and is equipped with kicking block 15, and two equal sliding connection of outer wall that correspond dead lever 13 have briquetting 14, upwards mention briquetting 14, put the data under briquetting 14 again, then release briquetting 14, briquetting 14 is pushed down the data, can prevent that the data from being blown by the wind and running, and mr can needn't push down the data with the hand simultaneously, can liberate mr's both hands.

When the device is used, firstly, the cover body 3 is opened, the telescopic rod 16 supports the cover body 3, then the first rotating rod 5, the second rotating rod 6 and the third rotating rod 7 are rotated out, the height and the angle are adjusted, then the sliding cover 11 is slid open, the lens of the camera 8 is exposed, in the process of sliding the sliding cover 11, the sponge cushion 12 can brush down dust stained on the lens, the pressing block 14 is lifted upwards, then the data are placed under the pressing block 14, then the pressing block 14 is released, the pressing block 14 presses down the data, the camera switch and the projector switch are opened, the camera 8 and the projector 17 start to work, the camera 8 projects the shot data onto a white curtain through the projector 17, after the use is finished, the camera switch and the projector switch are closed, the data are taken out from the inside of the groove 2, the sliding cover 11 is slid to the original position, the lens of the camera 8 is protected, the first rotating rod 5, the second rotating rod 6 and the third rotating rod 7 are retracted, and finally the cover body 3 is covered.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

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 (6)

1. The utility model provides a give lessons and use data display device, includes lectern (1), its characterized in that: the middle part on lectern (1) top is seted up flutedly (2), one side of recess (2) is articulated through the hinge has lid (3), the bottom fixed connection of telescopic link (16) and recess (2) is all passed through to the both sides of lid (3) bottom, the middle part of lid (3) bottom is provided with photographic structure.

2. The teaching material display device as claimed in claim 1, wherein: photographic structure is including fixed axle bed (4) that sets up in lid (3) bottom, the inside of axle bed (4) is articulated with the one end of first dwang (5), the both sides of first dwang (5) other end all articulate there is second dwang (6), two the top of second dwang (6) is all fixed to be equipped with the one end that corresponds third dwang (7) respectively and is articulated, two the other end of third dwang (7) respectively with the both ends fixed connection of photographic appearance (8).

3. The teaching material display device according to claim 2, wherein: the middle parts at the two ends of the camera (8) are respectively provided with a sliding groove (9), the sliding grooves (9) are respectively in sliding connection with corresponding sliding rails (10), the sliding rails (10) are respectively and fixedly arranged at the middle parts of the side walls of the sliding covers (11), and the bottom ends inside the sliding covers (11) are fixedly provided with sponge cushions (12).

4. The teaching material display device as claimed in claim 1, wherein: two fixing rods (13) are fixedly arranged on two sides of the bottom end of the groove (2), four ejector blocks (15) are fixedly arranged on the top ends of the fixing rods (13), and two pressing blocks (14) correspond to the outer walls of the fixing rods (13) in a sliding connection mode.

5. The teaching material display device as claimed in claim 1, wherein: a support (18) is fixedly arranged on one side of the top end of the teacher desk (1), and a projector (17) is placed on the top end of the support (18).

6. The teaching material display device according to claim 2, wherein: camera (8) and projecting apparatus (17) electric connection, camera (8) are through the camera switch and external power supply electric connection on camera (8), projecting apparatus (17) are through projecting apparatus switch and external power supply electric connection on projecting apparatus (17).

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