CN211559531U

CN211559531U - Mathematical statistics chart analysis display device

Info

Publication number: CN211559531U
Application number: CN201922418688.6U
Authority: CN
Inventors: 李�学
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-09-25
Anticipated expiration: 2029-12-27

Abstract

The utility model discloses a mathematical statistics chart analysis display device, which comprises a back plate, the equal fixedly connected with connecting block in both sides of backplate inner chamber top and bottom, the front side of connecting block is provided with the depression bar, the rear end through connection piece and the cover of depression bar are equipped with first spring, the rear end fixedly connected with clamp plate of depression bar, the back fixedly connected with connecting plate of backplate, one side swing joint that the backplate was kept away from to the connecting plate has the horizontal pole. The utility model discloses a set up backplate, connecting plate, horizontal pole, motor, threaded rod, fixed block, thread bush, gag lever post, lifter, sleeve pipe, regulating box, second spring, adjusting sleeve, latch, regulation pole, spacing groove, third spring and buffer block, solved the problem of the unable height-adjusting of current mathematics statistics chart display device and angle, this mathematics statistics chart analysis display device utensil possesses the advantage that can height-adjusting and angle, is worth promoting.

Description

Mathematical statistics chart analysis display device

Technical Field

The utility model relates to a teaching aid technical field specifically is a mathematical statistics chart analysis display device.

Background

The mathematical statistics chart is usually used for conveniently understanding a large amount of data and the relationship between the data, so that people can read original data more quickly through visual symbols, the mathematical statistics chart represents imaged data, and is often named by using images, for example, a pie chart mainly uses a circular symbol, a bar chart or a histogram, and then mainly uses a rectangular symbol, and a broken line chart means that a line symbol is used.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mathematical statistics chart analysis display device possesses the advantage that can height-adjusting and angle, has solved the problem of the unable height-adjusting of current mathematical statistics chart display device and angle.

In order to achieve the above object, the utility model provides a following technical scheme: a mathematical statistics chart analysis display device comprises a back plate, wherein connecting blocks are fixedly connected to the top and the bottom of an inner cavity of the back plate, a pressure rod is arranged on the front side of each connecting block, the rear end of the pressure rod penetrates through the connecting blocks and is sleeved with a first spring, a pressure plate is fixedly connected to the rear end of the pressure rod, a connecting plate is fixedly connected to the back surface of the back plate, a cross rod is movably connected to one side, away from the back plate, of the connecting plate, a motor is fixedly connected to the rear side of the top of the cross rod, a threaded rod is fixedly connected to the front side of the output end of the motor, a fixing block is movably connected to one side, away from the motor, of the threaded rod, a threaded sleeve is connected to the surface of the threaded rod, a limiting rod is movably connected to the, the utility model discloses a lifting rod, including lifter, regulating sleeve's surface cover, telescopic surface and regulating sleeve fixed connection, fixedly connected with second spring between the left side of regulating sleeve inner chamber and the regulating sleeve, the left side fixedly connected with latch of regulating sleeve inner chamber, the spacing groove that uses with the latch cooperation is seted up in the left side of lifter, the inner chamber that the sleeve pipe and extended to the spacing groove is run through on the right side of latch, the regulation pole is adjusted to the telescopic right side fixedly connected with, the right side of adjusting the pole runs through to the right side of regulating sleeve, sheathed tube bottom fixedly connected with base.

Preferably, the bottom fixedly connected with movable wheel of base, the quantity of movable wheel is four, and evenly distributed is in the bottom of base, the right side of regulating box is seted up with the first through-hole of adjusting the pole cooperation and using, the both ends of gag lever post all are through first pivot active link with the junction of backplate and thread bush.

Preferably, the top and the bottom of regulating box inner chamber all set up with the spout that the adjusting sleeve cooperation was used, the quantity of second spring is two, the sheathed tube left side is seted up with the second through-hole that the latch cooperation was used.

Preferably, the number of the limiting grooves is four, a third spring is fixedly connected to the bottom of the inner cavity of the sleeve, a buffer block is fixedly connected to the top of the third spring, and the top of the buffer block is in contact with the bottom of the lifting rod.

Preferably, one side of the pressing plate far away from the pressing rod is provided with anti-skidding lines, two ends of the first spring are respectively fixedly connected with the connecting block and the pressing plate, the connecting part of the connecting plate and the cross rod is movably connected through a second rotating shaft, and one end of the threaded rod far away from the motor is movably connected with the connecting part of the fixing block through a bearing.

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

1. the utility model discloses a set up backplate, connecting plate, horizontal pole, motor, threaded rod, fixed block, thread bush, gag lever post, lifter, sleeve pipe, regulating box, second spring, adjusting sleeve, latch, regulation pole, spacing groove, third spring and buffer block, solved the problem of the unable height-adjusting of current mathematics statistics chart display device and angle, this mathematics statistics chart analysis display device utensil possesses the advantage that can height-adjusting and angle, is worth promoting.

2. The utility model discloses a set up the clamp plate, can play the effect of fixed chart, through setting up the second spring, can make adjusting sleeve reset, through setting up buffer block third spring, can play the effect of buffering when the lifter falls, through setting up the loose wheel, can make things convenient for the removal of whole device, through setting up first pivot, can make things convenient for the use of gag lever post, through setting up the second pivot, can make things convenient for backplate angle regulation.

Drawings

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

FIG. 2 is a schematic diagram of the right-view structure of the back plate and the lifting rod of the present invention;

FIG. 3 is an enlarged view of a portion of A in FIG. 1 according to the present invention;

fig. 4 is a top view of the adjusting box of the present invention.

In the figure: 1. a back plate; 2. connecting blocks; 3. a pressure lever; 4. a first spring; 5. pressing a plate; 6. a connecting plate; 7. a cross bar; 8. a motor; 9. a threaded rod; 10. a fixed block; 11. a threaded sleeve; 12. a limiting rod; 13. a lifting rod; 14. a sleeve; 15. an adjusting box; 16. a second spring; 17. an adjustment sleeve; 18. clamping teeth; 19. adjusting a rod; 20. a limiting groove; 21. a base; 22. a movable wheel; 23. a third spring; 24. a buffer block; 25. a chute.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to be referred must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, a mathematical statistics chart analysis and display device comprises a backboard 1, wherein both sides of the top and bottom of an inner cavity of the backboard 1 are fixedly connected with a connecting block 2, a pressure bar 3 is arranged on the front side of the connecting block 2, the rear end of the pressure bar 3 penetrates through the connecting block 2 and is sleeved with a first spring 4, the rear end of the pressure bar 3 is fixedly connected with a pressure plate 5, the back of the backboard 1 is fixedly connected with a connecting plate 6, one side of the connecting plate 6 far away from the backboard 1 is movably connected with a cross bar 7, the rear side of the top of the cross bar 7 is fixedly connected with a motor 8, the front side of the output end of the motor 8 is fixedly connected with a threaded rod 9, one side of the threaded rod 9 far away from the motor 8 is movably connected with a fixed block 10, the surface of the threaded rod 9 is in, the bottom of the cross rod 7 is fixedly connected with a lifting rod 13, the surface of the lifting rod 13 is sleeved with a sleeve 14, the surface of the sleeve 14 is sleeved with an adjusting sleeve 17, the surface of the adjusting sleeve 17 is sleeved with an adjusting box 15, the surface of the sleeve 14 is fixedly connected with the adjusting box 15, a second spring 16 is fixedly connected between the left side of the inner cavity of the adjusting box 15 and the adjusting sleeve 17, the left side of the inner cavity of the adjusting sleeve 17 is fixedly connected with a latch 18, the left side of the lifting rod 13 is provided with a limiting groove 20 matched with the latch 18 for use, the right side of the latch 18 penetrates through the sleeve 14 and extends to the inner cavity of the limiting groove 20, the right side of the adjusting sleeve 17 is fixedly connected with an adjusting rod 19, the right side of the adjusting rod 19 penetrates to the right side of the adjusting box 15, the bottom of the sleeve 14 is fixedly connected with a base 21, the bottom of the, the right side of the adjusting box 15 is provided with a first through hole matched with the adjusting rod 19 for use, the joints of the two ends of the limiting rod 12 and the back plate 1 and the threaded sleeve 11 are movably connected through a first rotating shaft, the top and the bottom of the inner cavity of the adjusting box 15 are respectively provided with a sliding groove 25 matched with the adjusting sleeve 17 for use, the number of the second springs 16 is two, the left side of the sleeve 14 is provided with a second through hole matched with the latch 18 for use, the number of the limiting grooves 20 is four, the bottom of the inner cavity of the sleeve 14 is fixedly connected with a third spring 23, the top of the third spring 23 is fixedly connected with a buffer block 24, the top of the buffer block 24 is contacted with the bottom of the lifting rod 13, one side of the pressing plate 5 far away from the pressing rod 3 is provided with anti-slip threads, the two ends of the first spring 4 are respectively fixedly connected with the connecting block 2 and the pressing plate 5, the joint of the connecting plate 6 and the cross rod 7 is, the pressing plate 5 is arranged to play a role of fixing a chart, the adjusting sleeve 17 can be reset by arranging the second spring 16, the buffer block 24 and the third spring 23 are arranged to play a role of buffering when the lifting rod 13 falls down, the moving wheel 22 is arranged to facilitate the movement of the whole device, the first rotating shaft is arranged to facilitate the use of the limiting rod 12, the second rotating shaft is arranged to facilitate the angle adjustment of the back plate 1, the connecting plate 6, the cross rod 7, the motor 8, the threaded rod 9, the fixed block 10, the threaded sleeve 11, the limiting rod 12, the lifting rod 13, the sleeve 14, the adjusting box 15, the second spring 16, the adjusting sleeve 17, the latch 18, the adjusting rod 19, the limiting groove 20, the third spring 23 and the buffer block 24 are arranged, the problem that the height and the angle of the conventional mathematical statistics chart display device cannot be adjusted is solved, and the mathematical statistics chart analysis display device is provided, possess the advantage that can height-adjusting and angle, be worth promoting.

When the lifting rod 13 is pulled upwards by a user, the inclined surface of the latch 18 is extruded by the lifting rod 13 to move leftwards, the latch 18 drives the adjusting sleeve 17 to move leftwards to extrude the second spring 16 until the latch 18 corresponds to the limiting groove 20, the second spring 16 is reset to drive the adjusting sleeve 17 to move rightwards, the adjusting sleeve 17 drives the latch 18 to enter the limiting groove 20 to fix the lifting rod 13, the adjusting rod 19 is pressed when the height needs to be reduced, the adjusting rod 19 drives the latch 18 on the adjusting sleeve 17 to move leftwards, the latch 18 is separated from the limiting groove 20, the lifting rod 13 moves downwards, the adjusting rod 19 is loosened, the latch 18 corresponds to the limiting groove 20, the second spring 16 is reset to drive the latch 18 on the adjusting sleeve 17 to enter the limiting groove 20 to fix the lifting rod 13, when the angle of the back plate 1 needs to be adjusted, the motor 8 is started, the output end of the motor 8 drives the threaded rod 9 to rotate, the threaded rod 9 rotates to drive the threaded sleeve 11 to move, and the threaded sleeve 11 drives the back plate 1 to realize angle adjustment through the matching of the limiting rod 12.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A mathematical statistics chart analysis display device, comprising a back plate (1), characterized in that: the improved back plate is characterized in that connecting blocks (2) are fixedly connected to the top and the bottom of an inner cavity of the back plate (1), a pressing rod (3) is arranged on the front side of each connecting block (2), the rear end of each pressing rod (3) penetrates through each connecting block (2) and is sleeved with a first spring (4), a pressing plate (5) is fixedly connected to the rear end of each pressing rod (3), a connecting plate (6) is fixedly connected to the back surface of the back plate (1), a transverse rod (7) is movably connected to one side, away from the back plate (1), of each connecting plate (6), a motor (8) is fixedly connected to the rear side of the top of each transverse rod (7), a threaded rod (9) is fixedly connected to the front side of the output end of each motor (8), a fixing block (10) is movably connected to one side, away from the motor (8), of each threaded rod (9) is movably connected with, one end of the limiting rod (12) far away from the threaded sleeve (11) is movably connected with the backboard (1), the bottom of the cross rod (7) is fixedly connected with a lifting rod (13), the surface of the lifting rod (13) is sleeved with a sleeve (14), the surface of the sleeve (14) is sleeved with an adjusting sleeve (17), the surface of the adjusting sleeve (17) is sleeved with an adjusting box (15), the surface of the sleeve (14) is fixedly connected with the adjusting box (15), a second spring (16) is fixedly connected between the left side of the inner cavity of the adjusting box (15) and the adjusting sleeve (17), a clamping tooth (18) is fixedly connected to the left side of the inner cavity of the adjusting sleeve (17), a limiting groove (20) matched with the clamping tooth (18) for use is formed in the left side of the lifting rod (13), the right side of the clamping tooth (18) penetrates through the sleeve (14) and extends to the inner cavity of the limiting groove (20, the right side fixedly connected with of adjusting sleeve (17) adjusts pole (19), the right side of adjusting pole (19) is run through to the right side of regulating box (15), the bottom fixedly connected with base (21) of sleeve pipe (14).

2. The device for analyzing and displaying a mathematical statistic chart according to claim 1, wherein: the bottom fixedly connected with activity wheel (22) of base (21), the quantity of activity wheel (22) is four, and evenly distributed is in the bottom of base (21), the right side of regulating box (15) is seted up and is adjusted the first through-hole that pole (19) cooperation was used, the both ends of gag lever post (12) all are through first pivot active link with the junction of backplate (1) and thread bush (11).

3. The device for analyzing and displaying a mathematical statistic chart according to claim 1, wherein: the top and the bottom of regulating box (15) inner chamber all seted up spout (25) with adjusting sleeve (17) cooperation use, the quantity of second spring (16) is two, the second through-hole that uses with latch (18) cooperation is seted up on the left side of sleeve pipe (14).

4. The device for analyzing and displaying a mathematical statistic chart according to claim 1, wherein: the quantity of spacing groove (20) is four, the bottom fixedly connected with third spring (23) of sleeve pipe (14) inner chamber, the top fixedly connected with buffer block (24) of third spring (23), the top of buffer block (24) and the bottom contact of lifter (13).

5. The device for analyzing and displaying a mathematical statistic chart according to claim 1, wherein: one side that depression bar (3) were kept away from in clamp plate (5) is provided with anti-skidding line, the both ends of first spring (4) respectively with connecting block (2) and clamp plate (5) fixed connection, second pivot active link is passed through with the junction of horizontal pole (7) in connecting plate (6), bearing swing joint is passed through with the junction of fixed block (10) to the one end that motor (8) were kept away from in threaded rod (9).