Linear analysis display device for economic management
By designing a linear analysis and display device with storage, cleaning and vibration mechanism, the problem of difficulty in storage and cleaning of existing devices is solved, and convenient space utilization and efficient cleaning effect are achieved.
Patent Information
- Application Number
- CN202411948136.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-27
- Publication Date
- 2025-02-07
- Estimated Expiration
- Not applicable · inactive patent
AI Technical Summary
Due to its fixed connection structure, the existing linear analysis display device is difficult to fold and store, takes up a large space, and is not convenient for transfer and use.
A display device including a base plate, a moving wheel, a support block, a display blackboard and a variety of mechanisms is designed. By setting up storage mechanisms, cleaning mechanisms and vibration mechanisms, the display blackboard can rotate from vertical to horizontal storage state, and the writing surface rotates from downward to achieve convenient storage and cleaning.
It realizes convenient storage of the display device when not in use, avoids the problems of excessive space occupation and damage to the writing surface, and improves the cleaning efficiency and enhances the practicality of the device.
Smart Images
Figure CN119388906A_ABST
Abstract
Description
Technical Field
[0001] The invention relates to the technical field of display devices, and in particular to a linear analysis display device for economic management. Background Art
[0002] Economic management takes major management issues in the economic field as its main research object, and has obvious management research characteristics based on economics; it focuses on the first-level discipline of business administration and several aspects of public (economic) management that are closely related to it, and is committed to reflecting the academic level of Chinese business administration research; linear analysis display devices are often used in the field of economic management to analyze and compare data; Since the hand-drawn graphics and lines on the display blackboard can intuitively show the linear relationship between the data, the audience can quickly understand the trend and pattern of data changes through simple geometric graphics and annotations, and the content on the display blackboard can be modified and adjusted at will to meet different analysis needs and audience understanding levels; whether in a classroom, conference room or outdoor place, the display blackboard can be easily built and used, it does not rely on power and network, has wide applicability and portability, and thus the existing linear analysis display device is generally a display blackboard; However, the display blackboard is generally connected to the fixed support frame by welding. Because its connection structure is a fixed design, it is difficult to fold and store it when not in use, which occupies a lot of indoor space and is inconvenient to transfer and use, which brings inconvenience to users and cannot meet the use needs of users. Based on this, the present invention provides a linear analysis display device for economic management to solve the problems raised in the above background technology. Summary of the invention
[0003] In view of the above problems, the present invention provides a linear analysis display device for economic management, which solves the problem that the existing linear analysis display device is generally a display blackboard, and the display blackboard is generally fixedly connected to a fixed support frame by welding. Because its connection structure is a fixed design, it is difficult to fold and store it when not in use, thereby occupying a lot of indoor space and being inconvenient to transfer and use.
[0004] The technical solution of the present invention is: a linear analysis display device for economic management, comprising a bottom plate, moving wheels, a support block, and a display blackboard; Four movable wheels are respectively provided under the bottom plate for rotation, and a display blackboard is movably provided above one end of the bottom plate; A support block is movably provided above the other end of the bottom plate, and the support block is movably connected to the display blackboard; A storage mechanism for driving the display blackboard to be stored is provided between the bottom plate and the display blackboard; The display blackboard is provided with a cleaning mechanism for erasing and cleaning the display blackboard, and the cleaning mechanism is driven by the storage mechanism; Vibration mechanisms for alternate vibration cleaning are arranged on both sides of the cleaning mechanism, and the vibration mechanisms are driven by the cleaning mechanism.
[0005] Further, the storage mechanism includes a driving member, a first rotating shaft, a first fixing plate, a worm, a worm wheel, a second fixing plate, a second rotating shaft, an L-shaped plate, a first bevel gear, a second bevel gear, a first U-shaped plate, and a third rotating shaft; Two first fixed plates are respectively vertically arranged above one end of the bottom plate, a same second rotating shaft is rotatably arranged between the top ends of the two first fixed plates, two vertical plates of the first U-shaped plate are respectively sleeved on the second rotating shaft, a third rotating shaft is rotatably penetrated in the horizontal plate of the first U-shaped plate, a first end of the third rotating shaft is connected to the display blackboard, a second end of the third rotating shaft is sleeved with a second bevel gear, a first bevel gear is rotatably sleeved on the second rotating shaft on one side of the second bevel gear, and the first bevel gear is meshingly connected with the second bevel gear; A vertical plate of an L-shaped plate is rotatably sleeved on the second rotating shaft at one side of the first bevel gear, the first bevel gear is connected to the vertical plate of the L-shaped plate, and the horizontal plate of the L-shaped plate is vertically connected to the first fixed plate close to the first bevel gear; A worm gear is sleeved on a first fixed plate which is rotated through one end of the second rotating shaft and is away from the L-shaped plate. Two second fixed plates are vertically connected to the first fixed plate on one side of the worm gear. A first rotating shaft is rotated between the two second fixed plates. A worm is sleeved on the first rotating shaft. The worm is meshed with the worm gear. A driving member is connected to the second fixed plate which is rotated through one end of the first rotating shaft. The third rotating shaft drives the cleaning mechanism to work by rotating.
[0006] Further, the cleaning mechanism includes a cleaning plate, a first gear, a second gear, a third fixed plate, a threaded rod, a movable plate, a third gear, a fourth rotating shaft, a first rotating rod, a second rotating rod, a fifth rotating shaft, and a second U-shaped plate; A first gear is rotatably sleeved on the third rotating shaft between the first U-shaped plate horizontal plate and the display blackboard, and the first gear is connected to the first U-shaped plate horizontal plate; A third fixing plate is provided on the right side of both ends of the display blackboard, a threaded rod is provided for rotation between the two third fixing plates, one end of the threaded rod rotates through the third fixing plate close to the first gear and is provided with a second gear, and the second gear is meshed and connected with the first gear; A movable plate is threadedly sleeved on the threaded rod between the two third fixed plates, and the movable plate is slidably connected to the display blackboard. Racks are provided on both sides of the movable plate, and the outer side of the rack is meshed and connected with a third gear. A fourth rotating shaft runs through the third gear, and a first end of the fourth rotating shaft is rotatably connected to the display blackboard, and a second end of the fourth rotating shaft is vertically connected to the first end of the first rotating rod, and the second end of the first rotating rod is rotatably connected to the first end of the second rotating rod, and the second ends of the two second rotating rods are rotatably penetrated by the same fifth rotating shaft, and one end of the fifth rotating shaft is vertically connected to the second U-shaped plate horizontal plate, and two vertical plates of the second U-shaped plate are vertically connected to the same cleaning plate, and the cleaning plate is movably connected to the surface of the display blackboard; The second U-shaped plate drives the vibration mechanism to work by moving.
[0007] Further, the vibration mechanism includes a vibration head, a tooth plate, a fourth gear, a sixth rotating shaft, a third rotating rod, a rotating column, a shifting rod, a fourth fixing plate, and an L-shaped rod; Two fourth fixing plates are vertically connected to the right side of the second U-shaped plate transverse plate, and a fourth gear is rotatably arranged on the second U-shaped plate transverse plate between the two fourth fixing plates, and a meshing tooth plate is arranged on one side of the fourth gear, and both ends of the tooth plate are respectively connected to the two third fixing plates; A sixth rotating shaft runs through the fourth gear, a first end of the sixth rotating shaft is rotatably connected to the second U-shaped plate horizontal plate, a second end of the sixth rotating shaft is vertically connected to the first end of the third rotating rod, a lever is provided on the right side of the third rotating rod, a through slot is provided in the lever, a rotating column is vertically connected to the second end of the third rotating rod, and the rotating column is slidably connected and arranged in the through slot; An L-shaped vertical rod is slidably inserted into the fourth fixed plate, two ends of the L-shaped vertical rod are vertically connected to two sides of the shifting rod respectively, and a vibration head is vertically connected to the end of the L-shaped horizontal rod; A through hole is arranged on the vertical plate of the second U-shaped plate inside the vibration head, and the through hole of the vibration head is movably connected to the display blackboard.
[0008] Furthermore, the driving member is a rotating handle.
[0009] Advantages of the present invention: The present invention realizes the rotation of the display blackboard from the vertical display state to the horizontal storage state by arranging a storage mechanism, and the display blackboard rotates to make the writing surface of the display blackboard rotate downward, which is used to prevent the display device from being difficult to fold and store when not in use, thereby greatly occupying the indoor space area, and at the same time, avoiding damage to the writing surface of the display blackboard during the transfer and use process, thereby increasing the practicality of the device; by arranging a cleaning mechanism, the display blackboard can be rotated from the vertical display state to the horizontal storage state, and at the same time, avoiding damage to the writing surface of the display blackboard during the transfer and use process, and at the same time, the cleaning plate moves toward the bottom of the display blackboard to significantly clean and erase the writing surface of the display blackboard, thereby preventing linear separation After the analysis and display are completed, manual extensive cleaning and erasing are required, which is time-consuming and inconvenient for next use. By setting a vibration mechanism, the display blackboard can be rotated from a vertical display state to a horizontal storage state, and at the same time, damage to the writing surface of the display blackboard during the transfer and use can be avoided. At the same time, the cleaning plate moves toward the bottom of the display blackboard to perform extensive cleaning and erasing on the writing surface of the display blackboard. At the same time, the vibration head moves back and forth to perform reciprocating and alternating knocking on both sides of the display blackboard to vibrate the display blackboard, thereby improving the cleaning effect of the cleaning plate on the writing surface of the display blackboard, so that the dust on the writing surface of the display blackboard falls off quickly. The present invention has a simple and reliable structure, good linear analysis and display effect, is easy to control, and is suitable for promotion.
[0010] In addition to the above-described purposes, features and advantages, the present invention has other purposes, features and advantages. The present invention will be further described in detail with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS
[0011] The drawings constituting a part of this application are used to provide a further understanding of the present invention. The illustrative embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute improper limitations on the present invention.
[0012] Figure 1 It is a schematic diagram of the overall structure of the present invention; Figure 2 is a schematic diagram of the installation of the first U-shaped plate of the present invention; Figure 3 It is a schematic diagram of the installation of the tooth plate of the present invention; Figure 4 It is a schematic diagram of the installation of the L-shaped rod of the present invention.
[0013] Reference numerals: 1 is a bottom plate, 101 is a moving wheel, 102 is a support block, 2 is a display blackboard, 21 is a driving member, 22 is a first rotating shaft, 23 is a first fixed plate, 24 is a worm, 25 is a worm wheel, 26 is a second fixed plate, 27 is a second rotating shaft, 28 is an L-shaped plate, 29 is a first bevel gear, 210 is a second bevel gear, 211 is a first U-shaped plate, 212 is a third rotating shaft, 3 is a cleaning plate, 31 is a first gear, 32 is a second gear, 33 is the third fixed plate, 34 is the threaded rod, 35 is the movable plate, 36 is the third gear, 37 is the fourth shaft, 38 is the first rotating rod, 39 is the second rotating rod, 310 is the fifth shaft, 311 is the second U-shaped plate, 4 is the vibration head, 41 is the toothed plate, 42 is the fourth gear, 43 is the sixth shaft, 44 is the third rotating rod, 45 is the rotating column, 46 is the lever, 47 is the fourth fixed plate, and 48 is the L-shaped rod. DETAILED DESCRIPTION
[0014] In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not used to limit the present invention.
[0015] In the description of the present invention, it is necessary to understand that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.
[0016] refer to Figures 1 to 4 , a linear analysis display device for economic management, comprising a bottom plate 1, a moving wheel 101, a support block 102, and a display blackboard 2; Four moving wheels 101 are installed under the bottom plate 1 for rotation; the bottom plate 1 is used to install the moving wheels 101, and the moving wheels 101 are used to move the linear analysis display device. A display blackboard 2 is movably installed above one end of the bottom plate 1; A support block 102 is movably mounted above the other end of the bottom plate 1, and the support block 102 is movably connected to the display blackboard 2; specifically, the support block 102 includes a mounting plate and a flexible support layer, the mounting plate is detachably connected to the bottom plate 1 by bolts, and the flexible support layer is used to support the writing surface of the display blackboard 2; A storage mechanism for driving the display blackboard 2 to be stored is installed between the bottom plate 1 and the display blackboard 2; A cleaning mechanism for erasing and cleaning the display blackboard 2 is installed on the display blackboard 2, and the cleaning mechanism is driven by the storage mechanism; Vibration mechanisms for alternate vibration cleaning are installed on both sides of the cleaning mechanism, and the vibration mechanisms are driven by the cleaning mechanism; The storage mechanism includes a driving member 21, a first rotating shaft 22, a first fixing plate 23, a worm 24, a worm wheel 25, a second fixing plate 26, a second rotating shaft 27, an L-shaped plate 28, a first bevel gear 29, a second bevel gear 210, a first U-shaped plate 211, and a third rotating shaft 212; Two first fixed plates 23 are respectively vertically installed above one end of the bottom plate 1, and the same second rotating shaft 27 is rotatably installed between the top ends of the two first fixed plates 23; the first fixed plate 23 is used to install the second rotating shaft 27, and the second rotating shaft 27 is respectively fixedly sleeved with two vertical plates of the first U-shaped plate 211, and the third rotating shaft 212 is rotatably penetrated in the horizontal plate of the first U-shaped plate 211, and the first end of the third rotating shaft 212 is connected to the display blackboard 2, and the second end of the third rotating shaft 212 is fixedly sleeved with a second bevel gear 210, and a first bevel gear 29 is rotatably sleeved on the second rotating shaft 27 on one side of the second bevel gear 210, and the first bevel gear 29 is meshed and connected with the second bevel gear 210; A vertical plate of an L-shaped plate 28 is rotatably sleeved on the second rotating shaft 27 at one side of the first bevel gear 29, the first bevel gear 29 is fixedly connected to the vertical plate of the L-shaped plate 28, and the horizontal plate of the L-shaped plate 28 is vertically connected to the first fixed plate 23 close to the first bevel gear 29; the L-shaped plate 28 is used to install the first bevel gear 29; One end of the second rotating shaft 27 rotates and passes through the first fixed plate 23 away from the L-shaped plate 28, and a worm gear 25 is fixedly sleeved thereon. Two second fixed plates 26 are respectively vertically connected to the first fixed plate 23 on one side of the worm gear 25, and the first rotating shaft 22 is rotatably installed between the two second fixed plates 26; the second fixed plate 26 is used to install the first rotating shaft 22, and a worm 24 is fixedly sleeved on the first rotating shaft 22, and the worm 24 is meshedly connected with the worm gear 25; one end of the first rotating shaft 22 rotates and passes through the second fixed plate 26, and a driving member 21 is connected thereto; the driving member 21 is a rotating handle; The third rotating shaft 212 drives the cleaning mechanism to work by rotating; Preferably, the driving member 21 drives the first rotating shaft 22 to rotate, the first rotating shaft 22 drives the worm 24 to rotate, the worm 24 drives the worm wheel 25 to rotate, the worm wheel 25 drives the second rotating shaft 27 to rotate, the second rotating shaft 27 drives the first U-shaped plate 211 to rotate, the first U-shaped plate 211 drives the third rotating shaft 212 to rotate, the third rotating shaft 212 drives the display blackboard 2 to rotate from the vertical display state to the horizontal storage state; At the same time, since the second end of the third rotating shaft 212 is fixedly sleeved with the second bevel gear 210, the second rotating shaft 27 on one side of the second bevel gear 210 is rotatably sleeved with the first bevel gear 29, and the first bevel gear 29 is meshedly connected with the second bevel gear 210; A vertical plate of an L-shaped plate 28 is rotatably mounted on the second rotating shaft 27 on one side of the first bevel gear 29, the first bevel gear 29 is fixedly connected to the vertical plate of the L-shaped plate 28, and the horizontal plate of the L-shaped plate 28 is vertically connected to the first fixed plate 23 close to the first bevel gear 29; When the first U-shaped plate 211 drives the third rotating shaft 212 to rotate, the third rotating shaft 212 rotates by itself, and the rotation of the third rotating shaft 212 drives the display blackboard 2 to rotate by itself, and the display blackboard 2 rotates by itself so that the writing surface of the display blackboard 2 rotates downward; Furthermore, the display blackboard 2 is rotated from the vertical display state to the horizontal storage state, and the display blackboard 2 rotates so that the writing surface of the display blackboard 2 is rotated downward, which is used to prevent the display device from being difficult to fold and store when not in use, thereby occupying a lot of indoor space. At the same time, it is avoided that the writing surface of the display blackboard 2 is damaged during the transfer process, thereby increasing the practicality of the device; The cleaning mechanism includes a cleaning plate 3, a first gear 31, a second gear 32, a third fixed plate 33, a threaded rod 34, a movable plate 35, a third gear 36, a fourth rotating shaft 37, a first rotating rod 38, a second rotating rod 39, a fifth rotating shaft 310, and a second U-shaped plate 311; A first gear 31 is rotatably sleeved on the third rotating shaft 212 between the first U-shaped plate 211 and the display blackboard 2, and the first gear 31 is fixedly connected to the first U-shaped plate 211. A third fixing plate 33 is installed on the right side of both ends of the display blackboard 2, and a threaded rod 34 is rotatably installed between the two third fixing plates 33; the third fixing plate 33 is used to install the threaded rod 34, and one end of the threaded rod 34 rotates through the third fixing plate 33 close to the first gear 31 and is fixedly sleeved with a second gear 32, and the second gear 32 is meshed and connected with the first gear 31; A movable plate 35 is threadedly installed on the threaded rod 34 between the two third fixed plates 33, and the movable plate 35 is slidably connected to the display blackboard 2. Racks are installed on both sides of the movable plate 35, and a third gear 36 is meshed and connected to the outer side of the rack. A fourth rotating shaft 37 runs through the third gear 36. The first end of the fourth rotating shaft 37 is rotatably connected to the display blackboard 2, and the second end of the fourth rotating shaft 37 is vertically connected to the first end of the first rotating rod 38, and the second end of the first rotating rod 38 is rotatably connected to the first end of the second rotating rod 39. The second ends of the two second rotating rods 39 are rotatably penetrated by the same fifth rotating shaft 310, and one end of the fifth rotating shaft 310 is vertically connected to the second U-shaped plate 311 horizontal plate, and the two vertical plates of the second U-shaped plate 311 are vertically connected to the same cleaning plate 3, and the cleaning plate 3 is movably connected to the surface of the display blackboard 2; The second U-shaped plate 311 drives the vibration mechanism to work by moving; Preferably, since the first gear 31 is rotatably sleeved on the third rotating shaft 212 between the first U-shaped plate 211 and the display blackboard 2, the first gear 31 is fixedly connected to the first U-shaped plate 211; A third fixing plate 33 is installed on the right side of both ends of the display blackboard 2, a threaded rod 34 is rotatably installed between the two third fixing plates 33, one end of the threaded rod 34 is rotatably penetrated through the third fixing plate 33 near the first gear 31 and fixedly sleeved with a second gear 32, and the second gear 32 is meshed and connected with the first gear 31; When the display blackboard 2 rotates, it drives the second gear 32 to rotate, and the rotation of the second gear 32 drives the threaded rod 34 to rotate, and the rotation of the threaded rod 34 drives the moving plate 35 to move toward the top of the display blackboard 2, and the moving plate 35 moves toward the top of the display blackboard 2 and drives the rack to move toward the top of the display blackboard 2, and the rack moves toward the top of the display blackboard 2 and drives the third gear 36 to rotate, and the third gear 36 rotates and drives the fourth rotating shaft 37 to rotate, and the fourth rotating shaft 37 rotates and drives the first rotating rod 38 to rotate, and the first rotating rod 38 rotates and drives the second rotating rod 39 to rotate, and the second rotating rod 39 rotates and drives the fifth rotating shaft 310 to move toward the bottom of the display blackboard 2, and the fifth rotating shaft 310 moves toward the bottom of the display blackboard 2 and drives the second U-shaped plate 311 to move toward the bottom of the display blackboard 2, and the second U-shaped plate 311 moves toward the bottom of the display blackboard 2 and drives the cleaning plate 3 to move toward the bottom of the display blackboard 2, and the cleaning plate 3 moves toward the bottom of the display blackboard 2 to perform a large-scale cleaning and erasing of the writing surface of the display blackboard 2, so as to prevent the need for manual large-scale cleaning and erasing after the linear analysis display is completed, which is relatively time-consuming and convenient for the next use; Specifically, the radius of the first gear 31 is greater than the radius of the second gear 32, so that when the display blackboard 2 rotates 180 degrees, the second gear 32 can be driven to rotate many circles; And the display blackboard 2 rotates so that the writing surface of the display blackboard 2 rotates downward, that is, when the display blackboard 2 rotates 180 degrees, the cleaning plate 3 moves from the top of the display blackboard 2 to the bottom of the display blackboard 2, completing a cleaning stroke; conversely, when the display blackboard 2 rotates 180 degrees in the opposite direction, the cleaning plate 3 moves from the bottom of the display blackboard 2 to the top of the display blackboard 2, also completing a cleaning stroke; The vibration mechanism includes a vibration head 4, a tooth plate 41, a fourth gear 42, a sixth rotating shaft 43, a third rotating rod 44, a rotating column 45, a lever 46, a fourth fixing plate 47, and an L-shaped rod 48; Two fourth fixing plates 47 are vertically connected to the right side of the second U-shaped plate 311, and a fourth gear 42 is rotatably installed on the second U-shaped plate 311 between the two fourth fixing plates 47. A meshing tooth plate 41 is installed on one side of the fourth gear 42, and both ends of the tooth plate 41 are connected to the two third fixing plates 33 respectively. A sixth rotating shaft 43 runs through the fourth gear 42, a first end of the sixth rotating shaft 43 is rotatably connected to the horizontal plate of the second U-shaped plate 311, a second end of the sixth rotating shaft 43 is vertically connected to a first end of a third rotating rod 44, a lever 46 is installed on the right side of the third rotating rod 44, a through slot is provided in the lever 46, a second end of the third rotating rod 44 is vertically connected to a rotating column 45, and the rotating column 45 is slidably connected and arranged in the through slot; The fourth fixing plate 47 is slidably penetrated by an L-shaped rod 48 vertical rod; the fourth fixing plate 47 is used to install the L-shaped rod 48, and the two ends of the L-shaped rod 48 vertical rod are respectively vertically connected to the two sides of the lever 46, and the end of the L-shaped rod 48 horizontal rod is vertically connected to the vibration head 4; A through hole is provided on the vertical plate of the second U-shaped plate 311 inside the vibration head 4, and the vibration head 4 is movably connected to the display blackboard 2 through the movable through hole; Preferably, since two fourth fixing plates 47 are vertically connected to the right side of the second U-shaped plate 311, a fourth gear 42 is rotatably installed on the second U-shaped plate 311 between the two fourth fixing plates 47, and a meshing tooth plate 41 is installed on one side of the fourth gear 42, and both ends of the tooth plate 41 are respectively connected to the two third fixing plates 33; The second U-shaped plate 311 moves toward the bottom end of the display blackboard 2 to drive the fourth gear 42 to rotate, the fourth gear 42 rotates to drive the sixth shaft 43 to rotate, the sixth shaft 43 rotates to drive the third rotating rod 44 to rotate, the third rotating rod 44 rotates to drive the rotating column 45 to rotate, the rotating column 45 rotates to drive the lever 46 to move back and forth, the lever 46 moves back and forth to drive the L-shaped rod 48 to move back and forth, the L-shaped rod 48 moves back and forth to drive the vibration head 4 to move back and forth, the vibration head 4 moves back and forth to perform reciprocating and alternating knocking on both sides of the display blackboard 2 to vibrate the display blackboard 2, thereby improving the cleaning effect of the cleaning board 3 on the writing surface of the display blackboard 2, so that the dust on the writing surface of the display blackboard 2 falls off quickly; The method of using the present invention is as follows: after the linear analysis display device is used, the staff rotates the driving member 21; The driving member 21 drives the first rotating shaft 22 to rotate, the first rotating shaft 22 drives the worm 24 to rotate, the worm 24 drives the worm wheel 25 to rotate, the worm wheel 25 drives the second rotating shaft 27 to rotate, the second rotating shaft 27 drives the first U-shaped plate 211 to rotate, the first U-shaped plate 211 drives the third rotating shaft 212 to rotate, the third rotating shaft 212 drives the display blackboard 2 to rotate from the vertical display state to the horizontal storage state; At the same time, since the second end of the third rotating shaft 212 is fixedly sleeved with the second bevel gear 210, the second rotating shaft 27 on one side of the second bevel gear 210 is rotatably sleeved with the first bevel gear 29, and the first bevel gear 29 is meshedly connected with the second bevel gear 210; A vertical plate of an L-shaped plate 28 is rotatably mounted on the second rotating shaft 27 on one side of the first bevel gear 29, the first bevel gear 29 is fixedly connected to the vertical plate of the L-shaped plate 28, and the horizontal plate of the L-shaped plate 28 is vertically connected to the first fixed plate 23 close to the first bevel gear 29; When the first U-shaped plate 211 drives the third rotating shaft 212 to rotate, the third rotating shaft 212 rotates by itself, and the rotation of the third rotating shaft 212 drives the display blackboard 2 to rotate by itself, and the display blackboard 2 rotates by itself so that the writing surface of the display blackboard 2 rotates downward; Furthermore, the display blackboard 2 is rotated from the vertical display state to the horizontal storage state, and the display blackboard 2 rotates so that the writing surface of the display blackboard 2 is rotated downward, which is used to prevent the display device from being difficult to fold and store when not in use, thereby occupying a lot of indoor space. At the same time, it is avoided that the writing surface of the display blackboard 2 is damaged during the transfer process, thereby increasing the practicality of the device; At the same time, since the first gear 31 is rotatably sleeved on the third rotating shaft 212 between the first U-shaped plate 211 and the display blackboard 2, the first gear 31 is fixedly connected to the first U-shaped plate 211; A third fixing plate 33 is installed on the right side of both ends of the display blackboard 2, a threaded rod 34 is rotatably installed between the two third fixing plates 33, one end of the threaded rod 34 is rotatably penetrated through the third fixing plate 33 near the first gear 31 and fixedly sleeved with a second gear 32, and the second gear 32 is meshed and connected with the first gear 31; When the display blackboard 2 rotates, it drives the second gear 32 to rotate, and the rotation of the second gear 32 drives the threaded rod 34 to rotate, and the rotation of the threaded rod 34 drives the moving plate 35 to move toward the top of the display blackboard 2, and the moving plate 35 moves toward the top of the display blackboard 2 and drives the rack to move toward the top of the display blackboard 2, and the rack moves toward the top of the display blackboard 2 and drives the third gear 36 to rotate, and the third gear 36 rotates and drives the fourth rotating shaft 37 to rotate, and the fourth rotating shaft 37 rotates and drives the first rotating rod 38 to rotate, and the first rotating rod 38 rotates and drives the second rotating rod 39 to rotate, and the second rotating rod 39 rotates and drives the fifth rotating shaft 310 to move toward the bottom of the display blackboard 2, and the fifth rotating shaft 310 moves toward the bottom of the display blackboard 2 and drives the second U-shaped plate 311 to move toward the bottom of the display blackboard 2, and the second U-shaped plate 311 moves toward the bottom of the display blackboard 2 and drives the cleaning plate 3 to move toward the bottom of the display blackboard 2, and the cleaning plate 3 moves toward the bottom of the display blackboard 2 to perform a large-scale cleaning and erasing of the writing surface of the display blackboard 2, so as to prevent the need for manual large-scale cleaning and erasing after the linear analysis display is completed, which is relatively time-consuming and convenient for the next use; At the same time, since two fourth fixing plates 47 are vertically connected to the right side of the second U-shaped plate 311, a fourth gear 42 is rotatably installed on the second U-shaped plate 311 between the two fourth fixing plates 47, and a meshing tooth plate 41 is installed on one side of the fourth gear 42, and both ends of the tooth plate 41 are respectively connected to the two third fixing plates 33; The second U-shaped plate 311 moves toward the bottom end of the display blackboard 2 to drive the fourth gear 42 to rotate, the fourth gear 42 rotates to drive the sixth shaft 43 to rotate, the sixth shaft 43 rotates to drive the third rotating rod 44 to rotate, the third rotating rod 44 rotates to drive the rotating column 45 to rotate, the rotating column 45 rotates to drive the lever 46 to move back and forth, the lever 46 moves back and forth to drive the L-shaped rod 48 to move back and forth, the L-shaped rod 48 moves back and forth to drive the vibration head 4 to move back and forth, the vibration head 4 moves back and forth to perform reciprocating and alternating knocking on both sides of the display blackboard 2 to vibrate the display blackboard 2, thereby improving the cleaning effect of the cleaning board 3 on the writing surface of the display blackboard 2, so that the dust on the writing surface of the display blackboard 2 falls off quickly; Then, the staff presses the flexible support layer of the support block 102 to place the support block 102 on the bottom plate 1, and then fixes the mounting plate of the support block 102 to the bottom plate 1 through bolts, so that the flexible support layer is used to support the writing surface of the display blackboard 2; Then, the staff pushes the linear analysis display device to move and place it.
[0017] The present invention realizes the rotation of the display blackboard from the vertical display state to the horizontal storage state by arranging a storage mechanism, and the display blackboard rotates to make the writing surface of the display blackboard rotate downward, which is used to prevent the display device from being difficult to fold and store when not in use, thereby greatly occupying the indoor space area, and at the same time, avoiding damage to the writing surface of the display blackboard during the transfer and use process, thereby increasing the practicality of the device; by arranging a cleaning mechanism, the display blackboard can be rotated from the vertical display state to the horizontal storage state, and at the same time, avoiding damage to the writing surface of the display blackboard during the transfer and use process, and at the same time, the cleaning plate moves toward the bottom of the display blackboard to significantly clean and erase the writing surface of the display blackboard, thereby preventing linear separation After the analysis and display are completed, manual extensive cleaning and erasing are required, which is time-consuming and inconvenient for next use. By setting a vibration mechanism, the display blackboard can be rotated from a vertical display state to a horizontal storage state, and at the same time, damage to the writing surface of the display blackboard during the transfer and use can be avoided. At the same time, the cleaning plate moves toward the bottom of the display blackboard to perform extensive cleaning and erasing on the writing surface of the display blackboard. At the same time, the vibration head moves back and forth to perform reciprocating and alternating knocking on both sides of the display blackboard to vibrate the display blackboard, thereby improving the cleaning effect of the cleaning plate on the writing surface of the display blackboard, so that the dust on the writing surface of the display blackboard falls off quickly. The present invention has a simple and reliable structure, good linear analysis and display effect, is easy to control, and is suitable for promotion.
[0018] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims
1. A linear analysis display device for economic management, characterized in that: It comprises a base plate (1), moving wheels (101), a support block (102), and a display blackboard (2); Four movable wheels (101) are respectively rotatably arranged under the bottom plate (1), and a display blackboard (2) is movably arranged above one end of the bottom plate (1); A support block (102) is movably provided above the other end of the bottom plate (1), and the support block (102) is movably connected to the display blackboard (2); A storage mechanism for driving the display blackboard (2) to be stored is provided between the bottom plate (1) and the display blackboard (2); The display blackboard (2) is provided with a cleaning mechanism for erasing and cleaning the display blackboard (2), and the cleaning mechanism is driven by the storage mechanism; Vibration mechanisms for alternate vibration cleaning are arranged on both sides of the cleaning mechanism, and the vibration mechanisms are driven by the cleaning mechanism.
2. The linear analysis display device for economic management according to claim 1, characterized in that: The storage mechanism comprises a driving member (21), a first rotating shaft (22), a first fixing plate (23), a worm (24), a worm wheel (25), a second fixing plate (26), a second rotating shaft (27), an L-shaped plate (28), a first bevel gear (29), a second bevel gear (210), a first U-shaped plate (211), and a third rotating shaft (212); Two first fixed plates (23) are respectively vertically arranged above one end of the bottom plate (1); a second rotating shaft (27) is rotatably arranged between the top ends of the two first fixed plates (23); two vertical plates of a first U-shaped plate (211) are respectively sleeved on the second rotating shaft (27); a third rotating shaft (212) is rotatably passed through the horizontal plate of the first U-shaped plate (211); a first end of the third rotating shaft (212) is connected to the display blackboard (2); a second end of the third rotating shaft (212) is sleeved with a second bevel gear (210); a first bevel gear (29) is rotatably sleeved on the second rotating shaft (27) on one side of the second bevel gear (210); the first bevel gear (29) is meshingly connected with the second bevel gear (210); A vertical plate of an L-shaped plate (28) is rotatably sleeved on a second rotating shaft (27) on one side of the first bevel gear (29), the first bevel gear (29) is connected to the vertical plate of the L-shaped plate (28), and the horizontal plate of the L-shaped plate (28) is vertically connected to a first fixed plate (23) close to the first bevel gear (29); One end of the second rotating shaft (27) is rotatably passed through a first fixed plate (23) away from the L-shaped plate (28) and sleeved with a worm gear (25); two second fixed plates (26) are respectively vertically connected to the first fixed plate (23) on one side of the worm gear (25); a first rotating shaft (22) is rotatably provided between the two second fixed plates (26); a worm (24) is sleeved on the first rotating shaft (22); the worm (24) is meshingly connected with the worm gear (25); one end of the first rotating shaft (22) is rotatably passed through the second fixed plate (26) and is connected to a driving member (21); The third rotating shaft (212) drives the cleaning mechanism to work by rotating.
3. The linear analysis display device for economic management according to claim 2, characterized in that: The cleaning mechanism comprises a cleaning plate (3), a first gear (31), a second gear (32), a third fixed plate (33), a threaded rod (34), a movable plate (35), a third gear (36), a fourth rotating shaft (37), a first rotating rod (38), a second rotating rod (39), a fifth rotating shaft (310), and a second U-shaped plate (311); A first gear (31) is rotatably sleeved on the third rotating shaft (212) between the horizontal plate of the first U-shaped plate (211) and the display blackboard (2), and the first gear (31) is connected to the horizontal plate of the first U-shaped plate (211); The right sides of both ends of the display blackboard (2) are provided with third fixing plates (33), a threaded rod (34) is rotatably provided between the two third fixing plates (33), one end of the threaded rod (34) is rotatably passed through the third fixing plate (33) near the first gear (31) and sleeved with a second gear (32), and the second gear (32) is meshingly connected with the first gear (31); A movable plate (35) is threadedly sleeved on the threaded rod (34) between the two third fixed plates (33). The movable plate (35) is slidably connected to the display blackboard (2). Racks are provided on both sides of the movable plate (35). A third gear (36) is meshedly connected to the outer side of the rack. A fourth rotating shaft (37) runs through the third gear (36). A first end of the fourth rotating shaft (37) is rotatably connected to the display blackboard (2). A second end of the fourth rotating shaft (37) is vertically connected to a first end of a first rotating rod (38). A second end of the first rotating rod (38) is rotatably connected to a first end of a second rotating rod (39). A fifth rotating shaft (310) is rotatably passed through the second ends of the two second rotating rods (39). One end of the fifth rotating shaft (310) is vertically connected to a horizontal plate of a second U-shaped plate (311). Two vertical plates of the second U-shaped plate (311) are vertically connected to a cleaning plate (3). The cleaning plate (3) is movably connected to the surface of the display blackboard (2). The second U-shaped plate (311) drives the vibration mechanism to work by moving.
4. The linear analysis display device for economic management according to claim 3, characterized in that: The vibration mechanism comprises a vibration head (4), a tooth plate (41), a fourth gear (42), a sixth rotating shaft (43), a third rotating rod (44), a rotating column (45), a shifting rod (46), a fourth fixing plate (47), and an L-shaped rod (48); Two fourth fixing plates (47) are respectively vertically connected to the right side of the transverse plate of the second U-shaped plate (311); a fourth gear (42) is rotatably provided on the transverse plate of the second U-shaped plate (311) between the two fourth fixing plates (47); a meshing tooth plate (41) is provided on one side of the fourth gear (42); and two ends of the tooth plate (41) are respectively connected to the two third fixing plates (33); A sixth rotating shaft (43) passes through the fourth gear (42), a first end of the sixth rotating shaft (43) is rotatably connected to the transverse plate of the second U-shaped plate (311), a second end of the sixth rotating shaft (43) is vertically connected to a first end of a third rotating rod (44), a shifting rod (46) is provided on the right side of the third rotating rod (44), a through slot is provided in the shifting rod (46), a second end of the third rotating rod (44) is vertically connected to a rotating column (45), and the rotating column (45) is slidably connected and arranged in the through slot; An L-shaped rod (48) vertical rod is slidably inserted into the fourth fixed plate (47), two ends of the L-shaped rod (48) vertical rod are respectively vertically connected to two sides of the shifting rod (46), and a vibration head (4) is vertically connected to the end of the L-shaped rod (48) horizontal rod; A through hole is provided on the vertical plate of the second U-shaped plate (311) inside the vibration head (4), and the through hole of the vibration head (4) is movably connected to the display blackboard (2).
5. The linear analysis display device for economic management according to claim 2, characterized in that: The driving member (21) is a rotating handle.