CN210865147U

CN210865147U - Economic data developments show board

Info

Publication number: CN210865147U
Application number: CN201921918504.6U
Authority: CN
Inventors: 段晓莹
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-08
Filing date: 2019-11-08
Publication date: 2020-06-26
Anticipated expiration: 2029-11-08

Abstract

The utility model discloses an economic data developments show board, including base and movable blank, the last fixed surface of base is connected with the bracing piece, the fixed surface that is close to the bottom on the bracing piece is connected with the show tablet board, the top fixedly connected with top cap of bracing piece, lean on left lower fixed surface to be connected with the display on the top cap, the spacing rotation of lower surface that is close to the right side on the top cap has dismounting device, dismounting device's the dop swing joint on inner wall and the movable blank, dismounting device includes the sleeve pipe, the sheathed tube side seted up with movable blank on the bayonet socket of dop looks adaptation. The utility model discloses, use through the cooperation between the above-mentioned structure, solved in the in-service use, because movable blank when dismantling, need take dop above that out from vertical epaxial bayonet socket of rotating, waste time and energy, and very easily influence the holistic stability of device, the problem of inconvenience is brought for the use.

Description

Economic data developments show board

Technical Field

The utility model relates to a teaching auxiliary assembly technical field specifically is an economic data developments show board.

Background

Economics is the theory of economic development law, which is the law of researching human economic activities, namely the law of creating, transforming and realizing values, and is divided into two major types of political economics and scientific economics. The economic phenomenon is uniformly researched on the whole, and the macroscopic economy and the microscopic economy are two symmetrical aspects in a uniform economic body, so that the macroscopic economy and the microscopic economy are distinguished in a scientific symmetrical economics paradigm frame, and the macroscopic economy and the microscopic economy are not different; political economics always divides economics into macro-economics and micro-economics; in order to be able to better learn economics, a large amount of data is needed to support teaching; in the traditional mode, a teacher writes a file on a blackboard, and economic data written on the blackboard is fixed on the blackboard, so that dynamic change is difficult to realize, the dynamic data of the economics are displayed more comprehensively, and the teaching efficiency of teaching is not high enough; therefore, an economic data dynamic display board is provided, for example, an economic dynamic data display board shown in chinese patent CN207558212U, which comprises a base, a square support column is arranged on the base; a cavity is formed in the square support column barrel, and a rechargeable battery pack is arranged in the cavity; a support column is arranged in the middle of the top surface of the square support column barrel, a tray table is arranged on the left side of the top surface of the square support column barrel, a keyboard groove and a mouse groove are embedded in the tray table, and a wireless keyboard and a wireless mouse are arranged in the keyboard groove and the mouse groove; a back plate is arranged on the supporting column, and a top cover is arranged on the top surface of the back plate; the bottom surface of the top cover is provided with a strip-shaped groove, a horizontal rotating shaft with a return spring is mounted on the strip-shaped groove, and a projector curtain is coiled on the horizontal rotating shaft; the computer component with the network, the projector component and the whiteboard component are combined, so that the use is convenient, and various display tools are mutually supplemented, thereby displaying the dynamic data of economics to the maximum extent and improving the display effect;

however, in the actual use process, when the movable whiteboard is detached, the clamping heads on the movable whiteboard need to be pulled out from the clamping openings on the vertical rotating shaft, so that time and labor are wasted, the overall stability of the device is easily affected, and inconvenience is brought to use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an economic data developments show board improves traditional device, has solved the problem among the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an economic data developments show board, includes base and movable blank, the last fixed surface of base is connected with the bracing piece, the fixed surface that is close to the bottom on the bracing piece is connected with the show tablet board, the top fixedly connected with top cap of bracing piece, lean on left fixed surface to be connected with the display on the top cap, the lower surface that is close to the right side on the top cap is spacing to be rotated and is had dismounting device, the dop swing joint on dismounting device's the inner wall and the movable blank.

The dismounting device comprises a sleeve, wherein a bayonet matched with a chuck on the movable whiteboard is formed in the side surface of the sleeve, the top of the sleeve is in limited rotation on the top cover, a latch is arranged on the sleeve in limited rotation on the inner wall close to the bottom, a ratchet wheel is arranged in the space close to the bottom on the sleeve, a rotating shaft is connected to the inner wall of the ratchet wheel in a sliding manner, a limit block is fixedly connected to the inner wall close to the concave surface of the latch on the sleeve, a groove is formed in the upper surface of the ratchet wheel, a disc is connected to the inner wall of the groove in a sliding manner, the disc is penetrated through by the rotating shaft and is fixedly connected with the rotating shaft, a spiral groove is formed in the upper surface of the disc, a slide rod is connected to the inner wall of the spiral groove in a sliding manner, a positioning bulge is fixedly connected to the upper surface close, the top of the sliding rod is fixedly connected with a pressing plate, and the side face of the pressing plate is movably connected with the inner wall of the sleeve.

Preferably, the number of the latch is eight, and the eight latches are symmetrically arranged with respect to the vertical center line of the rotating shaft.

Preferably, the bottom of the rotating shaft is fixedly connected with a cam, and the upper surface of the cam is in sliding connection with the bottom of the sleeve.

Preferably, the inner wall of the groove is fixedly connected with a rubber sleeve, and the inner wall of the rubber sleeve is in sliding connection with the surface of the disc.

Preferably, the bottom of the sliding rod is an arc-shaped surface, and the sliding rod is connected with the inner wall of the spiral groove in a sliding mode through the arc-shaped surface on the sliding rod.

Preferably, the one end fixedly connected with spacing strip of keeping away from the location arch on the gag lever post, the side fixedly connected with pressure spring of spacing strip, the one end and the side fixed connection of clamp plate of keeping away from spacing strip on the pressure spring.

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

through the arrangement of the dismounting device, the movable white board can be dismounted more conveniently and quickly, and the overall stability of the device is not easily influenced;

secondly, the utility model drives the rotation of the rotating shaft manually, as shown in fig. 2, the rotating shaft is firstly rotated anticlockwise, so that the ratchet wheel, the rotating shaft, the groove and the disc rotate together, and friction force exists between the ratchet wheel and the disc, so that the ratchet wheel and the disc synchronously rotate; when the movable white board is rotated until the pressing plate is just opposite to the chuck on the movable white board to be disassembled, the rotating shaft is reversely driven to rotate, the clamping teeth can only rotate in a single direction due to the arrangement of the limiting blocks, so that the ratchet wheel can only rotate in a single direction, in the scheme, the ratchet wheel can only rotate anticlockwise as shown in figure 2, once the rotating shaft rotates clockwise, the disc and the ratchet wheel can rotate relatively, when the disc rotates along with the rotating shaft, the sliding rod in the spiral groove has the trend of synchronous rotation along with the rotating shaft, but the positioning bulge on the ratchet wheel and the limiting rod on the positioning bulge block the rotation of the sliding rod, when the disc rotates clockwise along with the rotating shaft, the sliding rod drives the pressing plate to slide left and right on the limiting rod under the guide of the track of the spiral groove, as shown in figure 2, when the pressing plate moves to be attached to the inner wall of the sleeve, the chuck on the movable white, so that the disassembly is more convenient.

Thirdly, the utility model discloses a cooperation between the above-mentioned structure is used, has solved in the in-service use, because movable blank when dismantling, need take the dop above that out from vertical epaxial bayonet socket of rotating, wastes time and energy, and very easily influences the holistic stability of device, brings inconvenience for the use.

Drawings

Fig. 1 is a front view of the structure of the present invention;

fig. 2 is a bottom view of the ratchet wheel of the present invention;

fig. 3 is a front sectional view of the sleeve of the present invention.

In the figure: 1-base, 2-support rod, 3-display board, 4-top cover, 5-display, 6-movable white board, 7-dismounting device, 8-sleeve, 9-latch, 10-ratchet, 11-rotating shaft, 12-limiting block, 13-groove, 14-disc, 15-spiral groove, 16-slide rod, 17-positioning projection, 18-limiting rod, 19-pressing plate, 20-cam, 21-rubber sleeve, 22-limiting strip and 23-pressure spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: a kind of economic data dynamic display board, including base 1 and movable white board 6, form the removable activity page type economic dynamic data book display area through the movable white board 6; the base 1 plays a role in fixing and supporting, the roller is further arranged on the base 1 to facilitate movement, the upper surface of the base 1 is fixedly connected with the supporting rod 2, and the supporting rod 2 plays a role in positioning and supporting; the surface of the support rod 2 close to the bottom is fixedly connected with a display board plate 3, the surface of the display board plate 3 is provided with a plurality of horizontal slots which are parallel to each other, strip-shaped data display battens are inserted into the horizontal slots, the top of the support rod 2 is fixedly connected with a top cover 4, the bottom surface of the top cover is provided with a strip-shaped groove, a horizontal rotating shaft with a return spring is installed on the strip-shaped groove, a projector curtain is rolled on the horizontal rotating shaft, and handles are correspondingly arranged on the left side and the right side of the bottom edge of the projector curtain; the left side and the right side of the bottom end of the back plate are correspondingly provided with handle hooks; the lower surface of the top cover 4 close to the left side is fixedly connected with a display 5, and dynamic economic data are displayed through the display 5; the above-mentioned apparatus is fully disclosed in the description of the reference documents mentioned in the background art, and thus is not described herein again; be close to the spacing rotation of lower surface on right side on top cap 4 and have dismounting device 7, through dismounting device 7's setting for movable blank 6's dismantlement is convenient and fast more, and is difficult for causing the influence to the holistic stability of device, dismounting device 7's inner wall and the dop swing joint on the movable blank 6.

The dismounting device 7 comprises a sleeve 8, a bayonet matched with a chuck on the movable white board 6 is formed in the side face of the sleeve 8, the top of the sleeve 8 rotates on the top cover 4 in a limiting mode, the inner wall, close to the bottom, of the sleeve 8 rotates in a limiting mode to form clamping teeth 9, the number of the clamping teeth 9 is eight, the eight clamping teeth 9 are symmetrically arranged with the vertical central line of the rotating shaft 11, on one hand, stress of the ratchet 10 is more balanced through the symmetrical arrangement of the eight clamping teeth 9, and on the other hand, the ratchet 10 can be quickly locked when reset rotation is carried out; a ratchet wheel 10 is arranged in a space, close to the bottom, of the sleeve 8, a rotating shaft 11 is connected to the inner wall of the ratchet wheel 10 in a sliding mode, the rotating shaft 11 is driven to rotate manually, the rotating shaft 11 rotates anticlockwise firstly as shown in figure 2, so that the ratchet wheel 10, the rotating shaft 11, the groove 13 and the disc 14 rotate together, and friction force exists between the ratchet wheel 10 and the disc 14, so that the ratchet wheel 10 and the disc 14 can rotate synchronously; the bottom of the rotating shaft 11 is fixedly connected with a cam 20, the upper surface of the cam 20 is in sliding connection with the bottom of the sleeve 8, the rotating shaft 11 is conveniently driven to rotate through the arrangement of the cam 20, in the actual use process, the orientation of the upper flange of the cam 20 is consistent with that of the pressing plate 19, and a user can conveniently and accurately position the rotating shaft when the rotating shaft is used; a limiting block 12 is fixedly connected to the inner wall of the sleeve 8 close to the concave surface of the latch 9, as shown in fig. 2, once the ratchet 10 rotates clockwise, that is, when the ratchet is reset to rotate, the latch 9 is synchronously driven to rotate, and then the latch 9 contacts with the limiting block 12 and generates extrusion, so that the latch 9 cannot rotate any more, and the ratchet 10 cannot rotate clockwise; the upper surface of the ratchet wheel 10 is provided with a groove 13, the inner wall of the groove 13 is connected with a disc 14 in a sliding manner, the inner wall of the groove 13 is fixedly connected with a rubber sleeve 21, the inner wall of the rubber sleeve 21 is connected with the surface of the disc 14 in a sliding manner, and the friction force between the ratchet wheel 10 and the disc 14 is further increased through the arrangement of the rubber sleeve 21, so that the ratchet wheel 10 and the disc 14 can stably and smoothly rotate coaxially anticlockwise; the disc 14 is penetrated by the rotating shaft 11 and is fixedly connected with the rotating shaft 11, the spiral groove 15 is formed in the upper surface of the disc 14, the inner wall of the spiral groove 15 is connected with the sliding rod 16 in a sliding mode, the bottom of the sliding rod 16 is an arc-shaped surface, the sliding rod 16 is connected with the inner wall of the spiral groove 15 in a sliding mode through the arc-shaped surface on the sliding rod 16, and the sliding of the sliding rod 16 in the spiral groove 15 can be smoother through the arrangement of the arc-shaped surface on the bottom of; the upper surface of the ratchet 10 close to the edge is fixedly connected with a positioning bulge 17, the side surface of the sliding rod 16 is fixedly connected with a limiting rod 18, when the pressing plate 19 rotates to just face the chuck on the movable white board 6 to be disassembled, the rotating shaft 11 is driven to rotate reversely, the arrangement of the limiting block 12 enables the latch 9 to rotate only in one direction, and further enables the ratchet 10 to rotate only in one direction, in the scheme, the ratchet 10 can only rotate anticlockwise as shown in figure 2, once the rotating shaft 11 rotates clockwise, the disc 14 and the ratchet 10 can rotate relatively, after the disc 14 rotates along with the rotating shaft 11, the sliding rod 16 in the spiral groove 15 tends to rotate synchronously, but the positioning bulge 17 on the ratchet 10 and the limiting rod 18 on the positioning bulge 17 block the rotation of the sliding rod 16, when the disc 14 rotates clockwise along with the rotating shaft 11, under the guidance of the track of the spiral groove 15, the sliding rod 16 drives the pressing plate 19 to slide left and right on the limiting rod 18, as shown in fig. 3, when the pressing plate 19 moves to the inner wall of the sleeve 8 to be attached, the upper chuck of the movable white board 6 is extruded out from the bayonet on the sleeve 8, so that the disassembly is more convenient; one end of the limiting rod 18, which is far away from the positioning bulge 17, is fixedly connected with a limiting strip 22, the side surface of the limiting strip 22 is fixedly connected with a pressure spring 23, one end of the pressure spring 23, which is far away from the limiting strip 22, is fixedly connected with the side surface of the pressure plate 19, and through the matching use between the limiting strip 22 and the pressure spring 23 on the limiting rod 18, the pressure spring 23 can absorb and filter the fine vibration generated in the motion process, so that the slide rod 16 and the pressure plate 19 can be more stable when moving on the limiting rod 18; the surface of the limiting rod 18 penetrates through the sliding rod 16 and is in sliding connection with the sliding rod 16, the top of the sliding rod 16 is fixedly connected with a pressing plate 19, and the side face of the pressing plate 19 is movably connected with the inner wall of the sleeve 8.

The working principle is as follows: when the economic data dynamic display board is used, the movable white board 6 is more convenient and quicker to disassemble through the arrangement of the disassembling device 7, and the overall stability of the device is not easily influenced; by manually driving the rotating shaft 11 to rotate, as shown in fig. 2, the rotating shaft 11 is firstly rotated anticlockwise, so that the ratchet wheel 10, the rotating shaft 11, the groove 13 and the disc 14 rotate together, and friction force exists between the ratchet wheel 10 and the disc 14, so that the ratchet wheel 10 and the disc 14 can synchronously rotate; when the rotating shaft is rotated until the pressing plate 19 is over against the chuck on the movable white board 6 to be detached, the rotating shaft 11 is driven to rotate in a reverse direction, the setting of the limiting block 12 enables the latch 9 to rotate only in a single direction, and further enables the ratchet 10 to rotate only in a single direction, in the present scheme, the ratchet 10 can only rotate counterclockwise as shown in fig. 2, once the rotating shaft 11 rotates clockwise, the disc 14 and the ratchet 10 will rotate relatively, after the disc 14 rotates along with the rotating shaft 11, the sliding rod 16 in the spiral groove 15 has a tendency of rotating synchronously therewith, but the positioning protrusion 17 on the ratchet 10 and the limiting rod 18 on the positioning protrusion 17 obstruct the rotation of the sliding rod 16, when the disc 14 rotates clockwise along with the rotating shaft 11, under the guidance of the track of the spiral groove 15, the sliding rod 16 drives the pressing plate 19 to slide left and right on the limiting rod 18, as shown in fig. 3, when the pressing plate 19 moves to the state that the inner wall of the sleeve 8 is attached, the clamping head on the movable white board 6 is extruded out of the clamping opening on the sleeve 8, so that the disassembly is more convenient; through the cooperation use between the above-mentioned structure, solved in the in-service use, because movable blank when dismantling, need take the dop above that out from vertical epaxial bayonet socket of rotating, waste time and energy, and very easily influence the holistic stability of device, bring inconvenience for the use. In the scheme, the rotating shaft 11 and the ratchet wheel 10 rotate clockwise and anticlockwise in fig. 2.

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 an economic data developments show board, includes base (1) and movable blank (6), the last fixed surface of base (1) is connected with bracing piece (2), be close to fixed surface of bottom on bracing piece (2) and be connected with show tablet board (3), the top fixedly connected with top cap (4) of bracing piece (2), lean on left lower fixed surface to be connected with display (5), its characterized in that on top cap (4): a dismounting device (7) is rotatably limited on the lower surface of the top cover (4) close to the right side, and the inner wall of the dismounting device (7) is movably connected with a clamping head on the movable white board (6);

the dismounting device (7) comprises a sleeve (8), wherein a bayonet matched with a clamping head on the movable white board (6) is arranged on the side surface of the sleeve (8), the top of the sleeve (8) is limited and rotated on the top cover (4), a clamping tooth (9) is limited and rotated on the inner wall of the sleeve (8) close to the bottom, a ratchet wheel (10) is arranged in a space close to the bottom on the sleeve (8), a rotating shaft (11) is connected on the inner wall of the ratchet wheel (10) in a sliding manner, a limiting block (12) is fixedly connected on the inner wall of the sleeve (8) close to the concave surface of the clamping tooth (9), a groove (13) is formed in the upper surface of the ratchet wheel (10), a disc (14) is connected on the inner wall of the groove (13) in a sliding manner, the disc (14) is penetrated by the rotating shaft (11) and is fixedly connected with the rotating shaft (11), and a, the inner wall sliding connection of helicla flute (15) has slide bar (16), the last fixed surface who is close to the edge on ratchet (10) is connected with location arch (17), the side fixedly connected with gag lever post (18) of slide bar (16), the surface of gag lever post (18) run through slide bar (16) and with slide bar (16) sliding connection, the top fixedly connected with clamp plate (19) of slide bar (16), the side of clamp plate (19) and the inner wall swing joint of sleeve pipe (8).

2. The economic data dynamic display board of claim 1, wherein: the number of latch (9) is eight, and eight latch (9) are with the vertical central line symmetry setting of pivot (11).

3. The economic data dynamic display board of claim 1, wherein: the bottom of pivot (11) fixedly connected with cam (20), the upper surface of cam (20) and the bottom sliding connection of sleeve pipe (8).

4. The economic data dynamic display board of claim 1, wherein: the inner wall fixedly connected with rubber sleeve (21) of recess (13), the surface sliding connection of the inner wall and disc (14) of rubber sleeve (21).

5. The economic data dynamic display board of claim 1, wherein: the bottom of the slide bar (16) is an arc-shaped surface, and the slide bar (16) is connected with the inner wall of the spiral groove (15) in a sliding manner through the arc-shaped surface on the slide bar.

6. The economic data dynamic display board of claim 1, wherein: keep away from spacing strip (22) of one end fixedly connected with of location arch (17) on gag lever post (18), the side fixedly connected with pressure spring (23) of spacing strip (22), keep away from the one end of spacing strip (22) and the side fixed connection of clamp plate (19) on pressure spring (23).