CN214467271U

CN214467271U - Multifunctional display screen suitable for online education

Info

Publication number: CN214467271U
Application number: CN202120126745.8U
Authority: CN
Inventors: 李燕燕; 孙凯; 王琳
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-18
Filing date: 2021-01-18
Publication date: 2021-10-22
Anticipated expiration: 2031-01-18

Abstract

The utility model belongs to the technical field of the display screen, specifically be a multifunctional display screen suitable for online education, including fixed shell and lift stake, the inside swing joint of fixed shell has pivot and the rocker that is used for controlling the lift stake to go up and down, the bar sawtooth has been seted up to the inboard of lift stake, the outside threaded connection of fixed shell has the bolt. The utility model discloses a set up the base, and offer the spout that is used for the auxiliary base to remove in the inboard of base, and offer the recess that is used for preventing the overburden from turning on one's side in the inboard of spout, be equipped with the torsional spring that is used for twining the overburden simultaneously at the fixed inside of base, and with slider swing joint in the inboard of spout, utilize the slider buckle of base bottom in the inboard of spout, utilize the overburden to cover spout top notch simultaneously, can guarantee that the device can make things convenient for all students in the classroom to watch, thereby ensured that teachers and students have good interactivity.

Description

Multifunctional display screen suitable for online education

Technical Field

The utility model relates to a display screen technical field specifically is a multifunctional display screen suitable for online education.

Background

With the gradual improvement of modern education, students can learn through videos at home, and the students need to use a large-scale projection device or a display screen to match with a blackboard to achieve the purpose of learning at school, but the area of a classroom of the school is large, and the students sitting in the back row of the classroom are difficult to actively interact with a teacher, so that the teacher of the school needs a multifunctional display screen suitable for online education in order to facilitate the interaction between the teacher and all the students.

The existing teaching display screen is divided into two categories, namely projection equipment and an electronic display screen, the two categories of auxiliary teaching equipment are all fixed at a certain position of a blackboard for use, but the two categories of equipment are easily influenced by light, so that students in the back row of a classroom cannot see the content on the display screen or the projection screen, the interaction between the students and teachers is reduced, and the multifunctional display screen suitable for online education is provided for the students.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem who exists among the background art, the utility model provides a multifunctional display screen suitable for online education has the characteristics of making things convenient for indoor removal.

(II) technical scheme

In order to solve the technical problems, the utility model provides a multifunctional display screen suitable for on-line education, which comprises a fixed shell and a lifting pile, wherein the fixed shell is movably connected with a rotating shaft and a rocker for controlling the lifting pile to lift, the inner side of the lifting pile is provided with strip-shaped sawteeth, the outer part of the fixed shell is connected with a bolt by screw threads, the bottom of the fixed shell is fixedly provided with a base, the central position of the bottom surface of the base is provided with a sliding block for sliding, the inner side of the sliding block is connected with pulleys which are uniformly distributed, the inner part of the base is connected with torsional springs which are symmetrically distributed, the outer part of the torsional springs is wound with a covering layer, the outer part of the sliding block is movably connected with a base for guiding, the inner side of the base is provided with a chute for preventing the sliding block from shaking, the inner wall of the chute is provided with a groove for preventing the covering layer from turning on one side, the utility model discloses a lifting pile, including base, lift stake, bottom fixedly mounted has the support frame that is used for supporting, the inside fixed mounting of base has the fixture block, the top fixed mounting of lift stake has the display screen, the bottom fixed mounting of display screen has the locating part that is used for spacingly.

Preferably, a gear for meshing the strip-shaped saw teeth is fixedly installed in an annular notch formed in the outer portion of the rotating shaft, two ends of the rotating shaft penetrate through and extend to the outer portion of the fixed shell, and the bottom end of the rocker penetrates through the outer portion of the fixed shell.

Preferably, the bottom of the base is provided with a concave-shaped notch, the concave-shaped notch at the bottom of the base is matched with the outer part of the clamping block, and the number of the pulleys is five.

Preferably, both ends of the torsion spring penetrate through the base, and the outer side of the covering layer penetrates through the inner side of the groove.

Preferably, the bottom of the base is provided with a transverse plate buried under the ground, and the whole base is in an inverted T shape.

Preferably, the limiting part is provided with a rectangular notch at the outer part thereof for guiding the rotating shaft.

The above technical scheme of the utility model has following profitable technological effect:

1. the utility model discloses a set up the base, and offer the spout that is used for the auxiliary base to remove in the inboard of base, and offer the recess that is used for preventing the overburden from turning on one's side in the inboard of spout, be equipped with the torsional spring that is used for twining the overburden simultaneously at the fixed inside of base, and with slider swing joint in the inboard of spout, utilize the slider buckle of base bottom in the inboard of spout, utilize the overburden to cover spout top notch simultaneously, can guarantee that the device can make things convenient for all students in the classroom to watch, thereby ensured that teachers and students have good interactivity.

2. The utility model discloses an there are pivot and the rocker that is used for controlling the lift of lift stake at the inside swing joint of fixed shell, and have the bolt at the outside threaded connection of fixed shell to be used for supporting role's support frame and the locating part of limiting displacement forever all together at the bottom fixedly connected with of display screen, utilize the locating part buckle in the outside of fixed shell, can guarantee that the device can the person of facilitating the use adjust out the height that is fit for the student and watches.

Drawings

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

FIG. 2 is a schematic view showing the structure of the present invention partially dispersed;

fig. 3 shows the internal dispersion of the structure of the present invention.

Reference numerals:

1. fixing the housing; 2. a bolt; 3. a base; 4. a slider; 5. a pulley; 6. a torsion spring; 7. a cover layer; 8. a clamping block; 9. a base; 10. a chute; 11. a groove; 12. a limiting member; 13. a support frame; 14. a display screen; 15. a rotating shaft; 16. a rocker; 17. lifting piles; 18. and (4) strip-shaped saw teeth.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-3, the utility model provides a multifunctional display screen suitable for on-line education, including fixed shell 1 and lift stake 17, the inside swing joint of fixed shell 1 has pivot 15 and rocker 16 for controlling lift stake 17 to go up and down, fixedly mounted with the gear for meshing bar sawtooth 18 in the annular notch that sets up outside pivot 15, the both ends of pivot 15 pass and extend to the outside of fixed shell 1, the bottom of rocker 16 runs through to the outside of fixed shell 1, through swing joint has pivot 15 for controlling lift stake 17 to go up and down in the inside of fixed shell 1, and set up the gear for meshing bar sawtooth 18 in the outside of pivot 15, utilize to rotate rocker 16 to drive the rotation of pivot 15, thereby control the free lift of lift stake 17, and collocation bolt 2 is to the fixed of lift stake 17, can ensure that the lifting pile 17 can control the display screen 14 to be lifted to the optimal height, the inner side of the lifting pile 17 is provided with strip-shaped saw teeth 18, the outer part of the fixed shell 1 is in threaded connection with a bolt 2, the bottom of the fixed shell 1 is fixedly provided with a base 3, the bottom of the base 3 is provided with a concave-shaped notch, the concave-shaped notch at the bottom of the base 3 is matched with the outer part of a clamping block 8, the number of the pulleys 5 is five, the central position of the bottom surface of the base 3 is provided with a sliding block 4 used for sliding, the inner side of the sliding block 4 is connected with the pulleys 5 which are uniformly distributed, the central position of the bottom of the base 3 is provided with the pulleys 4 used for sliding, the inner side of the sliding block 4 is movably connected with the pulleys 5 used for reducing friction resistance, and the sliding block 4 is movably clamped at the inner side of the sliding groove 10, thereby ensuring that the device can realize free movement in the classroom and interaction between the classroom and students, the inner part of the base 3 is connected with symmetrically distributed torsion springs 6, two ends of each torsion spring 6 penetrate into the base 3, the outer side of each covering layer 7 penetrates into the inner side of each groove 11, each covering layer 7 is wound on the outer part of each torsion spring 6, the outer part of each sliding block 4 is movably connected with a base 9 for guiding, the bottom of each base 9 is provided with a transverse plate for being buried under the ground, each base 9 is integrally inverted T-shaped, the transverse plates for being buried under the ground are arranged at the bottom of each base 9 and effectively fixed by the transverse plates, and each base 3 effectively slides outside each base 9, so that the device can stably slide, the inner side of each base 9 is provided with a sliding groove 10 for preventing each sliding block 4 from shaking, the inner wall of each sliding groove 10 is provided with a groove 11 for preventing each covering layer 7 from turning on the side, each clamping block 8 is fixedly arranged in the inner part of each base 9, and a display screen 14 is fixedly arranged at the top of each lifting pile 17, the bottom fixed mounting of display screen 14 has a support frame 13 that is used for the support, the bottom fixedly connected with of support frame 13 is used for spacing locating part 12, the rectangle notch that is used for dredging pivot 15 is offered to the outside of locating part 12, there is torsion spring 6 that is used for twining overburden 7 through the inside fixed mounting at base 3, and with one side fixed mounting of overburden 7 in the outside of fixture block 8, utilize overburden 7 and the inboard mutual adaptation of recess 11, can guarantee that base 3 can shelter from the notch at 10 tops of spout at the in-process overburden 7 that removes, the inside dust in classroom has been prevented from wafting in the bottom of spout 10, and then influence the normal slip of pulley 5.

The utility model discloses a theory of operation and use flow: firstly, a limiting piece 12 and a supporting frame 13 are pre-loaded at the bottom of a display screen 14, then a lifting pile 17 is loaded at the bottom of the display screen 14, then the bottom end of the lifting pile 17 is inserted into the fixed shell 1, the limiting piece 12 is movably inserted into the fixed shell 1, then a rotating shaft 15 and a rocker 16 are loaded in an inner cavity of the fixed shell 1, the rotating shaft 15 is movably connected to the inner side of a strip-shaped saw tooth 18, then an operator needs to adjust the height of the display screen 14 and screw a bolt 2 outside the fixed shell 1 clockwise, then a transverse plate at the bottom of a base 9 is fixedly arranged below the bottom, then the base 3 is integrally and movably buckled outside the base 9, a sliding block 4 which is used for fixing is arranged at the bottom of the bolt 2 and is movably connected to the inner side of a sliding groove 10, then one end of a covering layer 7 which is wound outside a torsion spring 6 is drawn out along the groove 11, and the drawn-out covering layer 7 is fixed outside the fixture block 8, and then a user can slide outside the base 9 through the movable base 3 in a classroom to realize the interaction between teachers and students.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. The utility model provides a multi-functional display screen suitable for online education, includes fixed shell (1) and lift stake (17), its characterized in that, the inside swing joint of fixed shell (1) has pivot (15) and rocker (16) that are used for controlling lift stake (17) to go up and down, bar sawtooth (18) have been seted up to the inboard of lift stake (17), the outside threaded connection of fixed shell (1) has bolt (2), the bottom fixed mounting of fixed shell (1) has base (3), the central point of base (3) bottom surface puts and offers and is used for gliding slider (4), the inboard of slider (4) is connected with evenly distributed's pulley (5), the internal connection of base (3) has symmetrically distributed's torsional spring (6), the outside winding of torsional spring (6) has overburden (7), the outside swing joint of slider (4) has base (9) that are used for the direction, the utility model discloses a portable electronic device, including base (9), the inboard of base (9) is seted up and is used for preventing spout (10) that slider (4) rocked, recess (11) that are used for preventing overburden (7) to turn on one's side are seted up to the inner wall of spout (10), the inside fixed mounting of base (9) has fixture block (8), the top fixed mounting of lift stake (17) has display screen (14), the bottom fixed mounting of display screen (14) has support frame (13) that are used for the support, the bottom fixedly connected with of support frame (13) is used for spacing locating part (12).

2. The multifunctional display screen for on-line education as claimed in claim 1, wherein the gear for engaging the strip saw teeth (18) is fixedly installed in the annular notch opened at the outside of the rotary shaft (15), both ends of the rotary shaft (15) pass through and extend to the outside of the fixed casing (1), and the bottom end of the rocking bar (16) passes through to the outside of the fixed casing (1).

3. The multifunctional display screen suitable for on-line education as claimed in claim 1, wherein the base (3) is provided with a notch-shaped notch at the bottom, the notch-shaped notch at the bottom of the base (3) is matched with the outside of the clamping block (8), and the number of the pulleys (5) is five.

4. A multi-functional display screen adapted for on-line education as claimed in claim 1 wherein the torsion spring (6) has both ends penetrating to the inside of the base (3) and the cover (7) has the outside penetrating to the inside of the groove (11).

5. The multifunctional display screen suitable for on-line education as claimed in claim 1, wherein the base (9) has a cross plate at the bottom for burying under the ground, and the base (9) is in an inverted T shape as a whole.

6. The multifunctional display screen suitable for on-line education as claimed in claim 1, wherein the limiting member (12) is externally provided with a rectangular notch for guiding the rotating shaft (15).