CN214510346U

CN214510346U - Public management science teaching information display device with it is energy-concerving and environment-protective

Info

Publication number: CN214510346U
Application number: CN202022547180.9U
Authority: CN
Inventors: 张溪萌
Original assignee: Xingtai Polytechnic College
Current assignee: Xingtai Polytechnic College
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2021-10-29
Anticipated expiration: 2030-11-06

Abstract

The utility model relates to the technical field of information display, and discloses an energy-saving and environment-friendly public management and science teaching information display device, which comprises a bottom plate, wherein the left side and the right side of the bottom end of the bottom plate are fixedly connected with supporting plates, the front side and the rear side of the visual side of the supporting plates are respectively and rotatably connected with a bidirectional screw rod, the outer wall of the bidirectional screw rod is provided with bidirectional threads, the left side and the right side of the bidirectional screw rod are respectively screwed with a screw block, the novel scheme can drive a base to press downwards through a second action box, drive a universal wheel to press downwards through the base, drive the device to move after the universal wheel is contacted with the ground, can detect surrounding light through a light detection module, turns on the lamp if the surrounding light is dark, turns off the lamp if the surrounding light is bright, avoids causing electric power waste, and simultaneously when the universal wheel of the device moves upwards and downwards, and the manual operation of users is only needed, so that the energy is saved, the environment is protected, and the waste is avoided.

Description

Public management science teaching information display device with it is energy-concerving and environment-protective

Technical Field

The utility model belongs to the technical field of the information display, specifically be a public management science teaching information display device with energy-concerving and environment-protective.

Background

The purpose of public management is to realize public interests, the public management specialty requires students to be familiar with basic theories and basic knowledge in many aspects such as management, economics, politics, law and the like, the system masters the basic theories and the professional knowledge of the public management subject and necessary qualitative and quantitative analysis methods, the public management professional student knowledge has higher skills for analyzing and solving the problems of public management and public policies, and adapts to the needs of market economy and new situation of the state of law and law, but the prior public management profession relates to a wide knowledge range, a plurality of courses are provided, teaching modes are various, teachers need to use a display device to display more information to students during teaching, the students can understand teaching and book contents better, therefore, understanding of public management and learning quality are deepened, and the traditional teaching display board is fixed and is not suitable for modern multimedia teaching.

Through the retrieval, chinese patent is granted the patent of No. CN202020072507.9, a public management science teaching information display device is disclosed, the on-line screen storage device comprises a base, the equal fixedly connected with universal wheel in lower surface four corners department of base, the last fixed surface of base is connected with elevating system, the fixed frame of elevating system's top fixedly connected with, T shape spout has all been seted up to the upper surface and the lower surface of fixed frame, and the inner wall sliding connection of T shape spout has T shape slider, the inner wall fixedly connected with LCD TV of fixed frame and first telescopic link, the removal end of first telescopic link passes the lateral wall and the fixedly connected with connecting plate of fixed frame, the outer wall fixedly connected with blackboard of connecting plate.

However, in order to facilitate moving of the device in the using process, the universal wheels are arranged at the bottom of the device, the liquid crystal television is arranged on the upper side of the device, and the up-and-down moving equipment is arranged at the bottom of the liquid crystal television, so that the liquid crystal television is not stable in the using process and cannot be touched by people, in order to use the blackboard, the phenomenon that the device is inclined when users touch the blackboard frequently can occur, in addition, the liquid crystal television on the upper side needs to be in a relatively dark place when being used, but the blackboard needs to be in a relatively bright place when being used, and therefore, the public management science teaching information display device with the functions of energy conservation and environmental protection is provided.

SUMMERY OF THE UTILITY MODEL

To the above situation, for overcoming prior art's defect, the utility model provides a public management science teaching information display device with energy-concerving and environment-protective, the effectual device of having solved is in the use for the convenience of removing, the bottom of device is provided with the universal wheel, but the device upside is because of setting up LCD TV, and the LCD TV bottom is provided with reciprocating equipment, so it is not too stable in the use, and can not touched by the people, and in order to use the blackboard, the phenomenon that the device was emptyd can appear in the frequent touching of user, and, upside LCD TV need be in the place that is darker relatively when using, but the use of blackboard needs the problem in the place that is brighter again.

In order to achieve the above object, the utility model provides a following technical scheme: the public management science teaching information display device with the functions of energy conservation and environmental protection comprises a bottom plate, wherein the left side and the right side of the bottom end of the bottom plate are fixedly connected with supporting plates, the front side and the rear side of the visual side of the two groups of supporting plates are rotatably connected with two-way screw rods, the outer walls of the two-way screw rods are provided with two-way threads, the left side and the right side of each two-way screw rod are respectively screwed with screw blocks, the top ends of the screw blocks are fixedly connected with a first action box, the top of the first action box is movably connected with a connecting plate, the visual side of the two groups of supporting plates is provided with a base, the top end of the base is uniformly provided with four groups of second action boxes, the four groups of connecting plates are respectively connected with the four groups of second action boxes, four corners of the top end of the base are respectively and fixedly connected with universal wheels, the right side of the bottom end of the bottom plate is fixedly connected with a case, the right end of each two-way screw rod penetrates through the body of the right supporting plate and the left side wall of the case and is fixedly connected with a first bevel gear, the utility model discloses a lamp box, including the bottom plate, lateral wall, bottom plate, adjusting device, top fixedly connected with adjusting box, top fixedly connected with display device, the lateral wall rotates and is connected with the bull stick around the quick-witted case, both sides fixedly connected with second bevel gear around the bull stick outer wall, second bevel gear meshes with first bevel gear mutually, the rear end of second bevel gear runs through the rear wall and the fixedly connected with anticyclone of quick-witted case, adjusting device about the top fixedly connected with of bottom plate, adjusting device's top fixedly connected with adjusting box from top to bottom, the top fixedly connected with display device of adjusting box, the upside fixed mounting of adjusting box front end has light detection module, display device's upside fixed mounting has lamps and lanterns.

Preferably, the anti-convolution device comprises an action box, an action gear and a limit screw, the action box is fixedly mounted on the rear side wall of the case, the action gear is wrapped on the outer wall of the second bevel gear, the action gear is located inside the action box, and the limit screw is in threaded connection with the top of the action box.

Preferably, the top ends of the two groups of support plates are fixedly connected with a fixing plate.

Preferably, the rear end of the rotating rod penetrates through the rear side wall of the action box and is fixedly connected with a handle.

Preferably, the top end of the bottom plate is fixedly connected with a guide rod, and the bottom end of the guide rod penetrates through the body of the base and is the same as the horizontal line of the top end of the fixing plate.

Preferably, the length of the limiting screw is 1.2 times of the radius of the action box, and the top end of the limiting screw is fixedly connected with a limiting block.

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

1. the device is characterized in that a supporting plate, a fixing plate, a two-way screw, a screw block, a first acting box, a connecting plate, a base, a second acting box, a universal wheel, a case, a first bevel gear, a rotating rod and a handle are arranged to be matched with a second bevel gear, the base can be driven to press downwards through the second acting box, the universal wheel is driven to press downwards through the base, and the device is driven to move after the universal wheel is contacted with the ground;

2. the light detection module is arranged to detect surrounding light, the lamp is turned on if the surrounding light is dark, and the lamp is turned off if the surrounding light is bright, so that electric power waste is avoided;

3. through setting up the device of preventing circling round, prevent that the universal wheel from pressing down because of the gravity of device when supporting the removal to this device, the bull stick appears rotatoryly.

Drawings

The accompanying drawings 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 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 sectional view taken along line A-A of the present invention;

FIG. 3 is a cross-sectional view of the present invention taken along line B-B;

fig. 4 is a schematic structural view of the anti-convolution device of the present invention.

In the figure: 100. a base plate; 101. a guide bar; 110. a support plate; 111. a fixing plate; 120. a bidirectional screw; 130. a screw block; 140. a first action cartridge; 150. a connecting plate; 160. a base; 170. a second action cartridge; 180. a universal wheel; 190. a chassis; 200. a first bevel gear; 210. a rotating rod; 211. a handle; 220. A second bevel gear; 230. an anti-backspin device; 231. an action box; 232. an action gear; 233. a limit screw; 240. an up-down adjusting device; 250. an adjusting box; 260. a display device; 270. a light detection module; 280. a luminaire.

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 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.

In the first embodiment, as shown in fig. 1, 2, 3 and 4, the present invention comprises a bottom plate 100, wherein the left and right sides of the bottom end of the bottom plate 100 are fixedly connected with support plates 110, the front and back sides of the viewing side of the two sets of support plates 110 are rotatably connected with two-way screws 120, the outer wall of the two-way screws 120 is provided with two-way threads, the left and right sides of the two-way screws 120 are respectively screwed with screw blocks 130, the top end of the screw block 130 is fixedly connected with a first action box 140, the top of the first action box 140 is movably connected with a connecting plate 150, the viewing side of the two sets of support plates 110 is provided with a base 160, the top end of the base 160 is uniformly provided with four sets of second action boxes 170, the four sets of connecting plates 150 are respectively connected with the four sets of second action boxes 170, four corners of the top end of the base 160 are respectively and fixedly connected with universal wheels 180, the right side of the bottom end of the bottom plate 100 is fixedly connected with a case 190, the right end of the two-way screw 120 penetrates through the body of the right support plate 110 and the left side wall of the case 190 and is fixedly connected with a first bevel gear 200, the front side wall and the rear side wall of the case 190 are rotatably connected with a rotating rod 210, the front side wall and the rear side wall of the outer wall of the rotating rod 210 are fixedly connected with a second bevel gear 220, the second bevel gear 220 is meshed with a first bevel gear 200, the rear end of the second bevel gear 220 penetrates through the rear side wall of the case 190 and is fixedly connected with an anti-convolution device 230, the top end of the bottom plate 100 is fixedly connected with an upper adjusting device 240 and a lower adjusting device 240, the top end of the upper adjusting device 240 is fixedly connected with an adjusting box 250, the top end of the adjusting box 250 is fixedly connected with a display device 260, the upper side of the front end of the adjusting box 250 is fixedly provided with a light detection module 270, and the upper side of the display device 260 is fixedly provided with a lamp 280.

In the second embodiment, based on the first embodiment, as shown in fig. 4, the anti-rotation device 230 includes an action box 231, an action gear 232, and a limit screw 233, the action box 231 is fixedly mounted on the rear side wall of the chassis 190, the action gear 232 is wrapped on the outer wall of the second bevel gear 220, the action gear 232 is located inside the action box 231, and the limit screw 233 is screwed on the top of the action box 231.

Through setting up anticyclone 230, prevent that universal wheel 180 from pushing down because of the gravity of device when supporting the removal to this device, the bull stick 210 appears rotatoryly.

In the third embodiment, on the basis of the first embodiment, as shown in fig. 1, the top ends of the two sets of supporting plates 110 are fixedly connected with the fixing plate 111.

Through setting up fixed plate 111, be convenient for increase the contact surface of backup pad 110 to ground, increase the stability of this device.

In the fourth embodiment, based on the first embodiment, as shown in fig. 2, the rear end of the rotating rod 210 penetrates through the rear sidewall of the operating box 231 and is fixedly connected with the handle 211.

Through setting up handle 211, the use of using personnel to bull stick 210 of being convenient for increases the practicality of this device.

In the fifth embodiment, on the basis of the first embodiment, as shown in fig. 1, a guide rod 101 is fixedly connected to the top end of the bottom plate 100, and the bottom end of the guide rod 101 penetrates through the body of the base 160 and is the same as the horizontal line of the top end of the fixing plate 111.

Through setting up guide arm 101, prevent that base 160 from appearing rocking when reciprocating, avoid universal wheel 180 and ground contact inseparable.

Sixth embodiment, on the basis of the first embodiment, as shown in fig. 3, the length of the limit screw 233 is 1.2 times the radius of the action box 231, and the top end of the limit screw 233 is fixedly connected with a limit block.

By setting the length of the limit screw 233 to be 1.2 times of the radius of the action box 231, the limit screw 233 is prevented from being separated from the action gear 232 due to insufficient length when limiting is performed

The working principle is as follows: when the novel scheme is implemented, the adjusting box 250 comprises a blackboard and a liquid crystal television, the lamp 280 is started when the blackboard is used, surrounding light is detected through the light detection module 270, the lamp 280 is opened if the surrounding light is dark, the lamp 280 is closed if the surrounding light is bright, and electric power waste is avoided, when the device does not need to be moved, the wheels are collected, when the device needs to be used, the limit screw 233 is rotated, the limit screw 233 is separated from the action gear 232 through the limit screw 233, the handle 211 is rotated, the rotating rod 210 is driven to rotate through the handle 211, the second conical gear 220 is driven to rotate through the rotating rod 210, the first conical gear 200 is driven to rotate through the second conical gear 220, the two-way screw 120 is driven to rotate through the first conical gear 200, the left and right side screw blocks 130 are driven to be close to each other through the rotation of the two-way screw 120, the left and right side screw blocks 130 are driven to be close to each other, the left and right side first action boxes 140 are driven to be close to each other, the first action casket 140 of the left and right sides is close to each other and drives the connecting plate 150 to carry out vertical motion, the second action casket 170 is pressed down through the connecting plate 150, the base 160 is driven to press down through the second action casket 170, the universal wheel 180 is driven to press down through the base 160, the universal wheel 180 is contacted with the ground and then the limiting screw 233 is rotated, the action gear 232 is clamped through the limiting screw 233, the universal wheel 180 is fixed and limited, and then the device is driven to move through the universal wheel 180.

It is bringing about the statement that, in this document, relational terms such as first and second, and the like are 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. The utility model provides a public management science teaching information display device with energy-concerving and environment-protective which characterized in that: the novel multifunctional screw plate comprises a base plate (100), wherein the left side and the right side of the bottom end of the base plate (100) are fixedly connected with supporting plates (110), the front side and the rear side of the viewing side of the two groups of supporting plates (110) are rotatably connected with two-way screw rods (120), the outer wall of each two-way screw rod (120) is provided with two-way threads, the left side and the right side of each two-way screw rod (120) are respectively screwed with a screw block (130), the top end of each screw block (130) is fixedly connected with a first action box (140), the top of each first action box (140) is movably connected with a connecting plate (150), the viewing side of the two groups of supporting plates (110) is provided with a base (160), the top end of each base (160) is uniformly provided with four groups of second action boxes (170), the four groups of connecting plates (150) are respectively connected with the four groups of second action boxes (170), and four corners of the top end of each base (160) are respectively and fixedly connected with universal wheels (180), the right side of the bottom end of the bottom plate (100) is fixedly connected with a case (190), the right end of the bidirectional screw (120) penetrates through the body of the right support plate (110) and the left side wall of the case (190) and is fixedly connected with a first bevel gear (200), the front side wall and the rear side wall of the case (190) are rotatably connected with rotating rods (210), the front side and the rear side of the outer wall of the rotating rod (210) are fixedly connected with second bevel gears (220), the second bevel gears (220) are meshed with the first bevel gear (200), the rear end of the second bevel gears (220) penetrates through the rear side wall of the case (190) and is fixedly connected with an anti-convolution device (230), the top end of the bottom plate (100) is fixedly connected with an upper and lower adjusting device (240), the top end of the upper and lower adjusting device (240) is fixedly connected with an adjusting box (250), and the top end of the adjusting box (250) is fixedly connected with a display device (260), the upside fixed mounting of regulating box (250) front end has light detection module (270), the upside fixed mounting of display device (260) has lamps and lanterns (280).

2. The energy-saving and environment-friendly public management science teaching information display device according to claim 1, characterized in that: the anti-convolution device (230) comprises an action box (231), an action gear (232) and a limit screw (233), wherein the action box (231) is fixedly installed on the rear side wall of the case (190), the action gear (232) is wrapped on the outer wall of the second bevel gear (220), the action gear (232) is located inside the action box (231), and the limit screw (233) is screwed on the top of the action box (231).

3. The energy-saving and environment-friendly public management science teaching information display device according to claim 1, characterized in that: the top ends of the two groups of supporting plates (110) are fixedly connected with fixing plates (111).

4. The energy-saving and environment-friendly public management science teaching information display device according to claim 1, characterized in that: the rear end of the rotating rod (210) penetrates through the rear side wall of the action box (231) and is fixedly connected with a handle (211).

5. The energy-saving and environment-friendly public management science teaching information display device according to claim 1, characterized in that: the top end of the bottom plate (100) is fixedly connected with a guide rod (101), and the bottom end of the guide rod (101) penetrates through the body of the base (160) and is the same as the horizontal line of the top end of the fixing plate (111).

6. The energy-saving and environment-friendly public management science teaching information display device according to claim 2, characterized in that: the length of the limit screw (233) is 1.2 times of the radius of the action box (231), and the top end of the limit screw (233) is fixedly connected with a limit block.