阅读说明：本技术 一种工商管理教学用多媒体教学设备 (Multimedia teaching equipment is used in business administration teaching ) 是由 贾振强 于 2021-06-18 设计创作，主要内容包括：本发明涉及多媒体教学设备技术领域,且公开了一种工商管理教学用多媒体教学设备；本工商管理教学用多媒体教学设备包括收纳箱、移动机构和幕布伸缩机构,所述移动机构位于所述收纳箱的前侧,所述幕布伸缩机构位于所述收纳箱的内腔；所述收纳箱前侧分别设置有第一显示屏和第二显示屏,所述第一显示屏和所述第二显示屏为左右对称设置,所述第一显示屏和所述第二显示屏的顶部分别设置有第二监控器和第一监控器,本发明在投影教学过程中,可将重要数据通过第一显示屏和第二显示屏进行重点播放,使得学生得以记住重点数据,从而提高工商管理教学中对侧重点知识的掌握,进而提高整体的教学质量,也在一定程度上提高了教学的效率。(The invention relates to the technical field of multimedia teaching equipment and discloses multimedia teaching equipment for business administration teaching; the multimedia teaching equipment for the industrial and commercial management teaching comprises a containing box, a moving mechanism and a curtain telescopic mechanism, wherein the moving mechanism is positioned on the front side of the containing box, and the curtain telescopic mechanism is positioned in an inner cavity of the containing box; the front side of the containing box is respectively provided with a first display screen and a second display screen, the first display screen and the second display screen are arranged in a bilateral symmetry mode, and the tops of the first display screen and the second display screen are respectively provided with a second monitor and a first monitor.)

1. The utility model provides a multimedia teaching equipment is used in business administration teaching, includes containing box (100), moving mechanism (200) and curtain telescopic machanism (300), its characterized in that: the moving mechanism (200) is positioned at the front side of the containing box (100), and the curtain telescopic mechanism (300) is positioned in an inner cavity of the containing box (100);

a first display screen (102) and a second display screen (103) are respectively arranged on the front side of the containing box (100), the first display screen (102) and the second display screen (103) are arranged in a bilateral symmetry manner, a second monitor (105) and a first monitor (104) are respectively arranged on the tops of the first display screen (102) and the second display screen (103), and a central control console is arranged in the front inner cavity of the containing box (100);

the moving mechanism (200) comprises a first fixed box (201), the top of the first fixed box (201) is rotatably connected with a first hinged rod (203) and a second hinged rod (204), the rear side of the second hinged rod (204) is provided with a first air cylinder (202), the first hinged rod (203) and the second hinged rod (204) are arranged in a crossed manner, a rotating shaft (205) is arranged at the crossed position, the first hinged rod (203) and the second hinged rod (204) are arranged in a multi-group hinged manner, the front sides of the first hinged rod (203) and the second hinged rod (204) at the front side are fixedly connected with a fixed plate (206), the front side of the fixed plate (206) is fixedly connected with a second fixed box (207), the inner cavity of the second fixed box (207) is provided with a plurality of groups of first hinged rods (203) and second hinged rods (204) which are arranged repeatedly and a connected first air cylinder (202), the bottom parts of the first hinged rod (203) and the second hinged rod (204) at the bottom parts are fixedly connected with a projection device (208);

the curtain telescopic mechanism (300) comprises a U-shaped fixing frame (301), a first connecting plate (304) is fixedly connected to the bottom of the U-shaped fixing frame (301), connecting rods (302) are fixedly connected to opposite sides of an inner cavity of the U-shaped fixing frame (301), curtain accommodating rollers (303) are arranged on the outer walls of the connecting rods (302), curtains (309) are arranged on the outer walls of the curtain accommodating rollers (303), a second connecting plate (310) is arranged at the bottom of the curtains (309), sliding plates (305) are arranged on the rear sides of the first connecting plate (304) and the second connecting plate (310), moving teeth are arranged on the left and right ends of the opposite sides of the two sliding plates (305), rotating gears (306) are arranged on the left and right ends of the opposite sides of the two sliding plates (305), the rotating gears (306) are meshed with the moving teeth, a first connecting rod (307) is fixedly connected to the front sides of the two rotating gears (306) on the top, the front sides of the two rotating gears (306) at the bottom are fixedly connected with second connecting rods (308), the two corresponding first connecting rods (307) and the two corresponding second connecting rods (308) are hinged, the front side of the first connecting plate (304) is provided with a second air cylinder (313), and the second air cylinder (313) is connected with the sliding plate (305) at the top.

2. The multimedia teaching device for business administration teaching according to claim 1, wherein: the first display screen (102), the second display screen (103), the first monitor (104) and the second monitor (105) are electrically connected with the center console, and the first cylinder (202) and the second cylinder (313) are electrically connected with the center console.

3. The multimedia teaching device for business administration teaching according to claim 1, wherein: fixed hangers (101) that containing box (100) top fixedly connected with bilateral symmetry set up, the fixed through-hole that runs through is all seted up on two fixed hangers (101) surfaces, and two fixed through-hole's inner chamber all is provided with fixed screw thread.

4. The multimedia teaching device for business administration teaching according to claim 1, wherein: the surface middle part of first articulated pole (203) with second articulated pole (204) has all seted up the mounting hole, pivot (205) are located the inner chamber of two mounting holes, first articulated pole (203) with second articulated pole (204) all through the damping bull stick with first fixed case (201) rotate and connect.

5. The multimedia teaching device for industrial and commercial administration teaching according to any one of claims 1 or 4, wherein: the first hinged rod (203) and the second hinged rod (204) are both made of alkali-resistant glass fiber mixed steel, and the first fixed box (201) and the second fixed box (207) are both made of 314L stainless steel.

6. The multimedia teaching device for business administration teaching according to claim 1, wherein: second connecting plate (310) front side fixedly connected with mounting panel (311), curtain (309) bottom with mounting panel (311) are connected.

7. The multimedia teaching device for business administration teaching according to claim 1, wherein: the four rotating gears (306) are rotatably connected with the corresponding first connecting plate (304) and second connecting plate (310) through connecting rotating rods, and anti-collision rubber strips are arranged on the opposite sides of the first connecting plate (304) and the second connecting plate (310).

8. The multimedia teaching device for business administration teaching according to claim 1, wherein: the surfaces of the first connecting plate (304) and the second connecting plate (310) are provided with sliding grooves (312), inner cavities of the two sliding grooves (312) are provided with sliding blocks (314), and the second cylinder (313) is fixedly connected with the sliding blocks (314) at the top.

9. The multimedia teaching device for business administration teaching according to claim 8, wherein: two sliders (314) respectively with first connecting plate (304) and second connecting plate (310) fixed connection, and the left and right sides of two spout (312) inner chambers all is provided with the baffle, the baffle material is the silica gel air cushion.

Technical Field

The invention belongs to the technical field of multimedia teaching equipment, and particularly relates to multimedia teaching equipment for business administration teaching.

Background

The industrial and commercial management is a subject for researching the basic theory and the general method of the economic management of industrial and commercial enterprises and mainly comprises two aspects of the business strategy formulation and the internal behavior management of the enterprises. The industrial and commercial management profession has strong applicability, and the aim of the method is to carry out effective enterprise management and operation decision by using modern management methods and means according to basic theories such as management, economics, accounting and the like so as to ensure the survival and development of enterprises.

In the industrial and commercial management teaching process, due to the fact that data are more, key data are difficult to remember, the quality of whole teaching is low, the number of the current multimedia teaching equipment needs to be adjusted manually, the method is low in efficiency, and due to the fact that the number of students in each class is different in distribution condition, when the number of the projection pictures is fixed, the situation that some students cannot see projection contents clearly can be caused, teaching efficiency is reduced, the current multimedia teaching equipment is generally fixedly installed, and damage can be caused due to mistaken touch of the students; therefore, improvements are now needed in view of the current situation.

Disclosure of Invention

Aiming at the situation and overcoming the defects of the prior art, the invention provides multimedia teaching equipment for business administration teaching, which effectively solves the problem that important data is difficult to remember due to more data in the business administration teaching process, so that the quality of the whole teaching is low, the conventional multimedia teaching equipment needs to manually adjust the picture, the method has low efficiency, and the problem that the teaching efficiency is reduced due to the fact that students in each class are different in distribution condition due to the difference of the number of people in each class, when the projection picture is fixed, some students are difficult to see the projection content, and the conventional multimedia teaching equipment is generally fixedly installed and can be damaged due to the fact that the students touch by mistake.

In order to achieve the purpose, the invention provides the following technical scheme: multimedia teaching equipment for industrial and commercial management teaching comprises a containing box, a moving mechanism and a curtain telescopic mechanism, wherein the moving mechanism is positioned on the front side of the containing box, and the curtain telescopic mechanism is positioned in an inner cavity of the containing box;

a first display screen and a second display screen are respectively arranged on the front side of the containing box, the first display screen and the second display screen are arranged in a bilateral symmetry mode, a second monitor and a first monitor are respectively arranged on the tops of the first display screen and the second display screen, and a central control console is arranged in a front inner cavity of the containing box;

the moving mechanism comprises a first fixed box, the top of the first fixed box is rotatably connected with a first hinge rod and a second hinge rod, a first air cylinder is arranged on the rear side of the second hinge rod, the first hinge rod and the second hinge rod are arranged in a crossed manner, a rotating shaft is arranged at the crossed position, the first hinge rod and the second hinge rod are arranged in a multi-group hinged manner, a fixed plate is fixedly connected to the front sides of the first hinge rod and the second hinge rod on the front sides, a second fixed box is fixedly connected to the front sides of the fixed plate, the inner cavity of the second fixed box is provided with a plurality of groups of first hinge rods and second hinge rods which are arranged repeatedly and connected with the first air cylinders, and the bottoms of the first hinge rod and the second hinge rod at the bottom are fixedly connected with projection equipment;

the curtain telescopic mechanism comprises a U-shaped fixing frame, the bottom of the U-shaped fixing frame is fixedly connected with a first connecting plate, the opposite sides of the inner cavity of the U-shaped fixing frame are fixedly connected with connecting rods, the outer wall of each connecting rod is provided with a curtain containing roller, the outer wall of each curtain containing roller is provided with a curtain, the bottom of the curtain is provided with a second connecting plate, the rear sides of the first connecting plate and the second connecting plate are respectively provided with a sliding plate, the left and right ends of the opposite sides of the two sliding plates are respectively provided with a movable gear, the left and right ends of the opposite sides of the two sliding plates are respectively provided with a rotating gear, the rotating gears are meshed with the movable gears, the front sides of the two rotating gears at the top are fixedly connected with a first connecting rod, the front sides of the two rotating gears at the bottom are fixedly connected with second connecting rods, the two corresponding first connecting rods and the two corresponding second connecting rods are hinged, and the front side of the first connecting plate is provided with a second air cylinder, the second cylinder is connected with the sliding plate on the top.

Preferably, the first display screen and the second display screen, the first monitor and the second monitor are electrically connected with the center console, and the first cylinder and the second cylinder are electrically connected with the center console.

Preferably, the fixed hangers that containing box top fixedly connected with bilateral symmetry set up, the fixed through-hole that runs through is all seted up on two fixed hangers surfaces, and two fixed through-hole's inner chamber all is provided with fixed screw thread.

Preferably, the mounting holes are formed in the middle of the surface of the first hinged rod and the middle of the surface of the second hinged rod, the rotating shaft is located in the inner cavities of the two mounting holes, and the first hinged rod and the second hinged rod are rotatably connected through the damping rotating rod and the first fixing box.

Preferably, the first hinge rod and the second hinge rod are made of alkali-resistant glass fiber mixed steel, and the first fixing box and the second fixing box are made of 314L stainless steel.

Preferably, the second connecting plate front side fixedly connected with mounting panel, the curtain bottom with the mounting panel is connected.

Preferably, the four rotating gears are rotatably connected with the corresponding first connecting plate and the corresponding second connecting plate through connecting rotating rods, and anti-collision rubber strips are arranged on the opposite sides of the first connecting plate and the second connecting plate.

Preferably, the first connecting plate and the second connecting plate have sliding grooves formed in the surfaces thereof, sliding blocks are arranged in the inner cavities of the two sliding grooves, and the second cylinder is fixedly connected with the sliding blocks at the top.

Preferably, two sliders respectively with first connecting plate and second connecting plate fixed connection, and the side all is provided with the baffle about two spout inner chambers, the baffle material is the silica gel air cushion.

Compared with the prior art, the invention has the beneficial effects that: 1. the classroom teaching system comprises a first monitor, a second monitor, a central console, a moving mechanism, a curtain telescopic mechanism, a first display screen, a second display screen, a third display screen, a fourth display screen, a fifth display screen, a sixth display screen, a fifth display screen, a sixth display screen, a fourth display screen, a fifth display screen, a sixth display screen, a fourth display screen, a fifth display screen, a fourth display screen, a fifth display screen, a sixth display screen, a fourth display, a fifth display, a sixth display, a fourth display, a fifth display, a fourth display screen, a sixth display, a fourth display, a sixth display screen, a fourth display, a fifth display, a fourth display, a fourth display, a fourth display, a fourth;

2. the first cylinder at the moving mechanism extends forwards to drive the included angles between the plurality of groups of first hinged rods and the plurality of groups of second hinged rods to be reduced, the fixed plate can move forwards to drive the second fixed box to move forwards, the first hinged rods and the second hinged rods at the second fixed box drive the projection equipment to move to the height determined by the central control platform according to the same principle and stop, the second cylinder at the curtain telescopic mechanism drives the top sliding block to move rightwards to drive the top sliding plate to move rightwards, the two rotating gears at the top meshed with the sliding plate rotate in the moving process of the sliding plate, the first connecting rods connected with the sliding plate move outwards in the rotating process, the second connecting rods connected with the first connecting rods also move outwards, the second connecting rods drive the second connecting plates at the bottom to move downwards to drive the curtain connected with the mounting plate at the second connecting plates to stretch in the required length, the operation of the multimedia teaching equipment is controlled through the center console, manual adjustment is not needed, the manual adjustment time can be effectively saved in the teaching process, and the size of a picture frame to be projected can be judged according to the number and distribution situation of students in class, so that the clarity of the picture can be ensured when the number of the students is considered in the teaching process by the multimedia teaching equipment, each student can be ensured to clearly see the projection content, and the problem that the teaching content is difficult to clearly see by the students due to the unclear projection picture is avoided;

3. after the teaching, collapsible first cylinder and second cylinder are accomodate projection equipment and curtain, avoid it to touch because of the student mistake and lead to damaging to multimedia teaching equipment's life has been improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

In the drawings:

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

FIG. 2 is a schematic structural diagram of the moving mechanism of the present invention;

FIG. 3 is a schematic view of the rear side structure of the curtain telescopic mechanism of the present invention;

FIG. 4 is a schematic front side view of the curtain retractor of the present invention;

in the figure: 100. a storage box; 101. fixing the hangers; 102. a first display screen; 103. a second display screen; 104. a first monitor; 105. a second monitor; 200. a moving mechanism; 201. a first stationary box; 202. a first cylinder; 203. a first hinge lever; 204. a second hinge lever; 205. a rotating shaft; 206. a fixing plate; 207. a second stationary box; 208. a projection device; 300. a curtain telescopic mechanism; 301. a U-shaped fixing frame; 302. a connecting rod; 303. a curtain take-in roller; 304. a first connecting plate; 305. a slide plate; 306. a rotating gear; 307. a first link; 308. a second link; 309. a curtain; 310. a second connecting plate; 311. mounting a plate; 312. a chute; 313. a second cylinder; 314. a slide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, a multimedia teaching apparatus for industrial and commercial administration teaching includes a storage box 100, a moving mechanism 200 and a curtain stretching mechanism 300.

Referring to fig. 1, the moving mechanism 200 is located at the front side of the storage box 100, and the curtain stretching mechanism 300 is located in the inner cavity of the storage box 100.

Referring to fig. 1-2, a first display screen 102 and a second display screen 103 are respectively arranged on the front side of the storage box 100, the first display screen 102 and the second display screen 103 are arranged in bilateral symmetry, a second monitor 105 and a first monitor 104 are respectively arranged on the top of the first display screen 102 and the top of the second display screen 103, and a central console is arranged in the front inner cavity of the storage box 100; the first display screen 102 and the second display screen 103, the first monitor 104 and the second monitor 105 are electrically connected with the central console, and the first cylinder 202 and the second cylinder 313 are electrically connected with the central console; the top of the containing box 100 is fixedly connected with fixing lugs 101 which are symmetrically arranged left and right, the surfaces of the two fixing lugs 101 are respectively provided with a through fixing through hole, and the inner cavities of the two fixing through holes are respectively provided with a fixing thread; the number of students in a classroom is monitored through the first monitor 104 and the second monitor 105, a monitoring picture is sent to the center console, the size of a picture frame needing projection is intelligently judged by the center console, and therefore the moving mechanism 200 and the curtain telescopic mechanism 300 are controlled.

Referring to fig. 1-2, the moving mechanism 200 includes a first fixed box 201, a first hinge rod 203 and a second hinge rod 204 are rotatably connected to the top of the first fixed box 201, a first cylinder 202 is disposed on the rear side of the second hinge rod 204, the first hinge rod 203 and the second hinge rod 204 are arranged in a crossed manner, a rotating shaft 205 is disposed at the crossed position, the first hinge rod 203 and the second hinge rod 204 are arranged in a plurality of groups in a hinged manner, a fixed plate 206 is fixedly connected to the front sides of the first hinge rod 203 and the second hinge rod 204 on the front side, a second fixed box 207 is fixedly connected to the front side of the fixed plate 206, a plurality of groups of first hinge rods 203 and second hinge rods 204 arranged in a repeated manner and connected with the first cylinder 202 are disposed in an inner cavity of the second fixed box 207, and a projection device 208 is fixedly connected to the bottoms of the first hinge rod 203 and the second hinge rod 204 on the bottom; mounting holes are formed in the middle of the surfaces of the first hinged rod 203 and the second hinged rod 204, the rotating shaft 205 is located in the inner cavities of the two mounting holes, and the first hinged rod 203 and the second hinged rod 204 are rotatably connected with the first fixed box 201 through damping rotating rods; the first hinged rod 203 and the second hinged rod 204 are both made of alkali-resistant glass fiber mixed steel, and the first fixing box 201 and the second fixing box 207 are both made of 314L stainless steel; the first cylinder 202 extends forwards to drive the included angle between the multiple sets of the first hinge rods 203 and the second hinge rods 204 to decrease, the fixing plate 206 moves forwards to drive the second fixing box 207 to move forwards, and the first hinge rods 203 and the second hinge rods 204 at the second fixing box 207 drive the projection device 208 to move to the height determined by the center console according to the same principle and then stop.

Referring to fig. 1-4, the curtain telescopic mechanism 300 includes a U-shaped fixing frame 301, a first connecting plate 304 is fixedly connected to the bottom of the U-shaped fixing frame 301, a connecting rod 302 is fixedly connected to the opposite side of the inner cavity of the U-shaped fixing frame 301, a curtain receiving roller 303 is arranged on the outer wall of the connecting rod 302, a curtain 309 is arranged on the outer wall of the curtain receiving roller 303, a second connecting plate 310 is arranged at the bottom of the curtain 309, sliding plates 305 are arranged on the rear sides of the first connecting plate 304 and the second connecting plate 310, moving teeth are arranged on the left and right ends of the opposite sides of the two sliding plates 305, rotating gears 306 are arranged on the left and right ends of the opposite sides of the two sliding plates 305, the rotating gears 306 are engaged with the moving teeth, a first connecting rod 307 is fixedly connected to the front sides of the two rotating gears 306 at the top, a second connecting rod 308 is fixedly connected to the front sides of the two rotating gears 306 at the bottom, and the two corresponding first connecting rods 307 are hinged to the two second connecting rods 308, a second cylinder 313 is arranged at the front side of the first connecting plate 304, and the second cylinder 313 is connected with the top sliding plate 305; the front side of the second connecting plate 310 is fixedly connected with a mounting plate 311, and the bottom end of the curtain 309 is connected with the mounting plate 311; the four rotating gears 306 are rotatably connected with the corresponding first connecting plate 304 and the second connecting plate 310 through connecting rotating rods, and anti-collision rubber strips are arranged on the opposite sides of the first connecting plate 304 and the second connecting plate 310; the surfaces of the first connecting plate 304 and the second connecting plate 310 are both provided with sliding grooves 312, inner cavities of the two sliding grooves 312 are both provided with sliding blocks 314, and a second cylinder 313 is fixedly connected with the sliding block 314 at the top; the two sliding blocks 314 are respectively and fixedly connected with the first connecting plate 304 and the second connecting plate 310, and baffles are arranged on the left and right sides of the inner cavities of the two sliding grooves 312 and made of silica gel air cushions; the second cylinder 313 drives the top slide 314 to move rightwards, so as to drive the top slide 305 to move rightwards, during the movement of the slide 305, the two rotating gears 306 at the top, which are engaged with the slide 305, rotate, during the rotation, the first connecting rod 307 connected with the first connecting rod 307 moves outwards, the second connecting rod 308 connected with the first connecting rod 307 also moves outwards, and the second connecting rod 308 drives the second connecting plate 310 at the bottom to move downwards, so as to drive the curtain 309 connected with the mounting plate 311 at the second connecting plate 310 to extend and retract in a required length.

The working principle is as follows: when teaching, the number of classroom students is monitored by the first monitor 104 and the second monitor 105, the monitored pictures are sent to the central console, the central console intelligently judges the size of the picture frame to be projected, so as to control the moving mechanism 200 and the curtain telescopic mechanism 300, in the projection teaching process, important data can be played in a key mode through the first display screen 102 and the second display screen 103, when the central console sends an instruction to the moving mechanism 200 and the curtain telescopic mechanism 300, the first air cylinder 202 at the moving mechanism 200 extends forwards, so that the included angle between the hinged groups of the first hinged rods 203 and the second hinged rods 204 is reduced, the fixing plate 206 can move forwards, so as to drive the second fixing box 207 to move forwards, the first hinged rods 203 and the second hinged rods 204 at the second fixing box 207 drive the projection equipment 208 to move to the height determined by the central console according to the same principle and then stop, the second cylinder 313 of the curtain telescoping mechanism 300 drives the slide block 314 at the top to move rightwards, so as to drive the slide plate 305 at the top to move rightwards, in the moving process of the slide plate 305, the two rotating gears 306 at the top, which are engaged with the slide plate, rotate, in the rotating process, the first connecting rod 307 connected with the first connecting rod 307 moves outwards, the second connecting rod 308 connected with the first connecting rod 307 also moves outwards, the second connecting rod 308 drives the second connecting plate 310 at the bottom to move downwards, so as to drive the curtain 309 connected with the mounting plate 311 at the second connecting plate 310 to extend and retract in a required length, and after teaching, the first cylinder 202 and the second cylinder 313 can be retracted to accommodate the projection device 208 and the curtain 309.

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.