CN213690997U

CN213690997U - Network education multimedia device

Info

Publication number: CN213690997U
Application number: CN202022755469.XU
Authority: CN
Inventors: 黄群; 姚爱娥; 李虹; 项秋萍
Original assignee: Sichuan Yunchuang Future Education Technology Co ltd
Current assignee: Sichuan Yunchuang Future Education Technology Co ltd
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-07-13
Anticipated expiration: 2030-11-25

Abstract

The utility model belongs to the technical field of the network education, and a network education multimedia device is disclosed, the on-line screen storage device comprises a base, the bottom fixed mounting of base has the wheel, the top fixed mounting of base has the support shell, the bottom fixed mounting who supports the shell inner chamber has adjusting device, adjusting device includes the fixing base, the inside movable mounting of fixing base has the pivot. The utility model discloses a rotation is located the outside adjusting knob of support shell, the inboard fixed connection's of adjusting knob first gear drives the second gear and rotates, the second gear drives ball and rotates, it begins upwards to expand because the bottom inwards moves this moment the crossbearer to the right side to rotate the pivot that drives left side and its screw thread cup joint through ball and rotate, supporting platform pushes up the elevator, the backup pad at elevator top carries out the lifting with the all-in-one, reach height-adjusting's effect, can adjust by oneself according to the needs when using, and the utility model has the fine practicality.

Description

Network education multimedia device

Technical Field

The utility model belongs to the technical field of the network education, specifically a network education multimedia device.

Background

With the increasing popularization of computer networks and the improvement of bandwidth, the computer networks are increasingly combined with traditional school education, in order to introduce high-quality education resources in more schools, network education centers or remote education classrooms are set in many schools at present, network training teaching machine equipment is equipped in the education centers, and students can directly converse with teachers in real-time live broadcast teaching to ask own problems and develop bidirectional communication and interaction.

The existing network education multimedia device is fixed in a desktop or a wall body, so that the height of the device in use is inconvenient to adjust, great effort is required to be consumed when the height is required to be adjusted, and the use is limited.

The existing network education multimedia device mostly uses an all-in-one machine as a device main body, the all-in-one machine can generate great heat when in use due to the fact that internal elements of the all-in-one machine are integrated at the rear part, the existing all-in-one machine is not good in self-contained heat dissipation effect, and the internal elements can be damaged after long-term use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above problem, the utility model provides a network education multimedia device has height-adjustable, has the advantage of heat dissipation function.

In order to achieve the above object, the utility model provides a following technical scheme: a network education multimedia device comprises a base, wherein wheels are fixedly mounted at the bottom of the base, a supporting shell is fixedly mounted at the top of the base, an adjusting device is fixedly mounted at the bottom of an inner cavity of the supporting shell, the adjusting device comprises a fixing seat, a rotating shaft is movably mounted in the fixing seat, a threaded hole is formed in the rotating shaft, the rotating shaft is connected with a ball screw through a threaded hole in a threaded manner, a second gear is fixedly mounted at the right side of the ball screw, a first gear is meshed and connected with the upper portion of the second gear, the inner end of an adjusting button is fixedly mounted in the first gear, the outer end of the adjusting button extends out of the supporting shell, a fixing plate positioned on the left side of the first gear is fixedly mounted at the bottom of the supporting shell, the inner end of the adjusting button is movably connected with the fixing plate, ball passes the hole, the inboard of fixing base is rotated through the pivot and is connected with the crossbearer, there is supporting platform on the top of crossbearer through fixing base swing joint, the left side bottom fixed mounting who supports the shell inner chamber has spacing spout, the inside activity joint of spacing spout has the pivot, supporting platform's top fixedly connected with is located the inside elevator of support shell, the top fixedly connected with backup pad of elevator, the top fixed mounting of backup pad has the all-in-one, rotates the adjusting knob and can adjust the whole height of whole device when using, and easy operation only needs can operate alone, simultaneously because adjusting device adjusts the backup pad through the elevator, the elevator can play spacing effect in the inside of support shell for stability is better when height-adjusting.

As a preferred technical scheme of the utility model, the rear side fixed mounting of all-in-one has the heat dissipation shell, the inside fixed mounting of heat dissipation shell has the cooling tube, the inlet has been seted up in the left side on heat dissipation shell top, the liquid outlet has been seted up to the left bottom of heat dissipation shell, the both ends of cooling tube run through the outside to the heat dissipation shell through inlet and liquid outlet respectively, add the coolant liquid to its inside through the inlet, discharge from the liquid outlet when the coolant liquid needs to be changed, the life of coolant liquid is very long conventionally said, does not need often to change, and the use that once adds can accomplish the longer time is very convenient.

As an optimized technical scheme of the utility model, the fixed surface of support shell installs the storing box that is located the backup pad below, the storing box is upwards open-ended rectangle, and some other appurtenance that are used for the teaching can be stored to the storing box, like chalk etc. and its opening upwards just has certain distance with the backup pad, can put into the storing box with article conveniently, has increased its practicality.

As an optimal technical scheme of the utility model, adjusting device's control range is equal with the altitude value of elevator, adjusting device when transferring to the maximum height, the bottom surface of elevator keeps level with the top of supporting the shell, and adjusting device's control range moves to the rightmost side of notch for the left side pivot from the notch leftmost side of spacing spout, and the cross frame reaches the maximum extension height when it is located the notch rightmost side, and the elevator is by complete lifting to the top of supporting the shell this moment, and figure 5 shows for initial minimum lifting state, and figure 7 shows for reacing the maximum lifting state.

As a preferred technical scheme of the utility model, the equal fixed mounting in outer end of inlet and liquid outlet has sealed lid, and sealed lid plays sealed effect to the inside coolant liquid of cooling tube, guarantees can not reveal, and sealed lid only just can open when needs add or discharge.

As the utility model discloses an optimal technical scheme, the cooling tube is a complete pipeline, the cooling tube is snakelike arranging in the inside of heat dissipation shell, and the snakelike arranging of cooling tube is mainly at the middle part, and it is comparatively intensive to correspond all-in-one rear side electronic component integrated area, can be better provide the radiating effect for the all-in-one.

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

1. the utility model discloses an adjusting device who is located the inside below of support shell, be located the outside adjusting button of support shell through rotating, the inboard fixed connection's of adjusting button first gear drives the second gear and rotates, the second gear drives ball and rotates, it begins upwards to expand because bottom inside motion is started to the right side to move this moment crossbearer through ball rotation drive left side and the pivot that its screw thread cup jointed, supporting platform pushes up the elevator, the backup pad at elevator top carries out the lifting with the all-in-one, reach height-adjusting's effect, can adjust by oneself according to the needs when using, has fine practicality.

2. The utility model discloses a heat dissipation shell of all-in-one rear side, its inside fixed mounting have the cooling tube, and the both ends of cooling tube are equipped with inlet and liquid outlet respectively, and the inlet all is equipped with sealed lid with the outside of liquid outlet, and the accessible adds the coolant liquid to the cooling tube from the inlet, reaches the radiating effect of going on to the all-in-one rear side, guarantees the stability of all-in-one when the operation, has improved the practicality.

Drawings

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

FIG. 2 is a front view of the present invention;

fig. 3 is a rear view of the present invention;

fig. 4 is a side view of the present invention;

FIG. 5 is a schematic structural view of the adjusting device of the present invention;

FIG. 6 is a schematic view of the heat dissipation structure of the present invention;

fig. 7 is a schematic view of the lifting state of the adjusting device of the present invention;

FIG. 8 is an enlarged view of area A of the present invention;

fig. 9 is an enlarged view of the area B of the present invention.

In the figure: 1. a base; 2. a wheel; 3. a support housing; 4. an adjustment device; 41. a fixed seat; 42. a rotating shaft; 43. a ball screw; 44. a first gear; 45. a second gear; 46. a fixing plate; 47. a limiting chute; 48. a support platform; 49. a cross frame; 5. a lifting block; 6. a support plate; 7. an all-in-one machine; 8. a heat dissipation housing; 9. an adjusting knob; 10. a liquid inlet; 11. a liquid outlet; 12. a cooling tube; 13. a storage box.

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.

As shown in fig. 1 to 9, the utility model provides a network education multimedia device, which comprises a base 1, wheels 2 are fixedly installed at the bottom of the base 1, a supporting shell 3 is fixedly installed at the top of the base 1, an adjusting device 4 is fixedly installed at the bottom of the inner cavity of the supporting shell 3, the adjusting device 4 comprises a fixed seat 41, a rotating shaft 42 is movably installed inside the fixed seat 41, a threaded hole is opened on the rotating shaft 42, the rotating shaft 42 is connected with a ball screw 43 through a threaded hole, a second gear 45 is fixedly installed at the right side of the ball screw 43, a first gear 44 is engaged and connected above the second gear 45, the inner end of an adjusting button 9 is fixedly installed inside the first gear 44, the outer end of the adjusting button 9 extends out of the supporting shell 3, a fixed plate 46 positioned at the left side of the first gear 44 is fixedly installed at the bottom of the supporting shell 3, the inner end, a hole is formed in the fixing plate 46, the ball screw 43 penetrates through the hole, the inner side of the fixing seat 41 is rotatably connected with a cross frame 49 through a rotating shaft 42, the top end of the cross frame 49 is movably connected with a supporting platform 48 through the fixing seat 41, the bottom of the left side of the inner cavity of the supporting shell 3 is fixedly provided with a limiting sliding groove 47, the rotating shaft 42 is movably clamped in the limiting sliding groove 47, the top of the supporting platform 48 is fixedly connected with a lifting block 5 positioned in the supporting shell 3, the top end of the lifting block 5 is fixedly connected with a supporting plate 6, the top of the supporting plate 6 is, when in use, the whole height of the whole device can be adjusted by rotating the adjusting button 9, the operation is simple, the operation can be carried out by only one person, simultaneously because adjusting device 4 adjusts backup pad 6 through elevator 5, elevator 5 can play spacing effect in the inside of support shell 3 for stability is better when height-adjusting.

Wherein, rear side fixed mounting of all-in-one 7 has heat dissipation shell 8, the inside fixed mounting of heat dissipation shell 8 has cooling tube 12, inlet 10 has been seted up on the left side on 8 tops of heat dissipation shell, liquid outlet 11 has been seted up to the left bottom of heat dissipation shell 8, the both ends of cooling tube 12 run through to the outside of heat dissipation shell 8 through inlet 10 and liquid outlet 11 respectively, add the coolant liquid to its inside through inlet 10, discharge from liquid outlet 11 when the coolant liquid needs to be changed, the life of coolant liquid is very long conventionally said, do not need often to change, the use of a long time can be accomplished in once interpolation, and is very convenient.

Wherein, the fixed surface of support shell 3 installs the storing box 13 that is located the backup pad 6 below, and storing box 13 is the rectangle of upwards opening, and storing box 13 can deposit some other appurtenances that are used for the teaching, like chalk etc. and its opening upwards just has certain distance with backup pad 6, can put into storing box 13 with article by hand, has increased its practicality.

Wherein, adjusting device 4's control range is equal with the height value of lifter 5, when adjusting device 4 upshifts to the maximum height, the bottom surface of lifter 5 and the top of supporting shell 3 are leveled, adjusting device 4's control range is that left side pivot 42 moves to the rightmost side of notch from the notch leftmost side of spacing spout 47, and crossover frame 49 reaches maximum expansion height when it is located the notch rightmost side, and lifter 5 is the top of supporting shell 3 by complete lifting this moment, and fig. 5 shows is initial minimum lifting state, and fig. 7 shows reaches maximum lifting state.

Wherein, the equal fixed mounting in the outer end of inlet 10 and liquid outlet 11 has sealed lid, and sealed lid plays sealed effect to the inside coolant liquid of cooling tube 12, guarantees can not reveal, and sealed lid only just can open when needs add or discharge.

Wherein, cooling tube 12 is a complete pipeline, and cooling tube 12 is snakelike arranging in the inside of heat dissipation shell 8, and cooling tube 12 snakelike arranging is mainly at the middle part, and it is comparatively intensive to correspond all-in-one 7 rear side electronic component integrated area, can be better provide the radiating effect for all-in-one 7.

The utility model discloses a theory of operation and use flow:

the multimedia device is firstly moved to a use position through the wheels 2 at the bottom, then the adjusting button 9 positioned outside the supporting shell 3 can be rotated, the adjusting button 9 drives the first gear 44 fixedly connected at the inner side to rotate, the first gear 44 is meshed with the second gear 45 at the lower part to drive the second gear 45 to synchronously rotate, the second gear 45 drives the ball screw 43 at the inner part to rotate, the ball screw 43 rotates to drive the rotating shaft 42 at the left side which is sleeved with the screw thread of the rotating shaft to move towards the right side, the outer end of the rotating shaft 42 gradually moves towards the right along the notch of the limiting sliding chute 47, at the moment, the cross frame 49 moves inwards because of the rotating shaft 42 at the bottom, the other rotating shafts 42 on the cross frame 49 also rotate inwards, the cross frame 49 starts to expand upwards, the supporting platform 48 pushes the lifting block 5 upwards under the upward expansion of the cross frame 49, the supporting plate 6 at the top of the lifting block 5 lifts the all, reach the effect of height-adjusting, the cooling tube 12 of the inside of the heat dissipation shell 8 of all-in-one 7 rear side fixed mounting, accessible add the coolant liquid from inlet 10 in to cooling tube 12 and dispel the heat to the rear side of all-in-one 7, the liquid outlet 11 of accessible heat dissipation shell 8 left side bottom is put the coolant liquid and is changed after the live time has been long.

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.

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

1. A network education multimedia device comprising a base (1), characterized in that: the bottom fixed mounting of base (1) has wheel (2), the top fixed mounting of base (1) has support shell (3), the bottom fixed mounting of support shell (3) inner chamber has adjusting device (4), adjusting device (4) includes fixing base (41), the inside movable mounting of fixing base (41) has pivot (42), set up threaded hole on pivot (42), pivot (42) have ball (43) through screw hole threaded connection, the right side fixed mounting of ball (43) has second gear (45), the top meshing of second gear (45) is connected with first gear (44), the inside fixed mounting of first gear (44) has the inner of adjusting knob (9), the outer end of adjusting knob (9) stretches out to the outside of supporting shell (3), the bottom fixed mounting of supporting shell (3) has fixed plate (46) that are located first gear (44), the inner and fixed plate (46) swing joint of adjusting button (9), it is porose to set up on fixed plate (46), ball (43) pass the hole, the inboard of fixing base (41) is rotated through pivot (42) and is connected with crossbearer (49), there is supporting platform (48) on the top of crossbearer (49) through fixing base (41) swing joint, the left side bottom fixed mounting of support shell (3) inner chamber has spacing spout (47), the inside activity joint of spacing spout (47) has pivot (42), the top fixedly connected with of supporting platform (48) is located the inside elevator (5) of support shell (3), the top fixedly connected with backup pad (6) of elevator (5), the top fixed mounting of backup pad (6) has all-in-one (7).

2. The network education multimedia apparatus of claim 1, wherein: the rear side fixed mounting of all-in-one (7) has heat dissipation shell (8), the inside fixed mounting of heat dissipation shell (8) has cooling tube (12), inlet (10) have been seted up on the left side on heat dissipation shell (8) top, liquid outlet (11) have been seted up to the left bottom of heat dissipation shell (8), the both ends of cooling tube (12) run through to the outside of heat dissipation shell (8) through inlet (10) and liquid outlet (11) respectively.

3. The network education multimedia apparatus of claim 1, wherein: the outer surface of the supporting shell (3) is fixedly provided with a storage box (13) below the supporting plate (6), and the storage box (13) is a rectangle with an upward opening.

4. The network education multimedia apparatus of claim 1, wherein: the adjusting range of the adjusting device (4) is equal to the height value of the lifting block (5), and when the adjusting device (4) is adjusted to the maximum height, the bottom surface of the lifting block (5) is flush with the top of the supporting shell (3).

5. A network education multimedia apparatus as claimed in claim 2, wherein: and sealing covers are fixedly arranged at the outer ends of the liquid inlet (10) and the liquid outlet (11).

6. A network education multimedia apparatus as claimed in claim 2, wherein: the cooling pipe (12) is a complete pipeline, and the cooling pipe (12) is arranged in a serpentine shape in the heat dissipation shell (8).