CN209980645U

CN209980645U - Economic management learns with bar statistics teaching device

Info

Publication number: CN209980645U
Application number: CN201920634066.4U
Authority: CN
Inventors: 鲁艳威; 关娜
Original assignee: Xi'an Technological University North Institute Of Information Engineering
Current assignee: Xi'an Technological University North Institute Of Information Engineering
Priority date: 2019-05-06
Filing date: 2019-05-06
Publication date: 2020-01-21
Anticipated expiration: 2029-05-06

Abstract

The utility model discloses an economic management learns with bar statistics teaching device, including horizontal axle box, vertical axis board and liquid reserve pipe, horizontal axle box upper surface is equipped with the abscissa sign, horizontal axle box and liquid reserve pipe sliding connection, annotate the liquid hole and inlay on horizontal axle box, one side fixed connection that the vertical axis board passes through hinge and horizontal axle box, vertical axis board and backup pad sliding connection, set screw and vertical axis board sliding connection, the backup pad passes through rivet and liquid reserve pipe fixed connection, gun sight and vertical axis board sliding connection, has solved current economic management learns to change the bar height inconvenient when using with the bar statistical chart, waste time, and the reading is inaccurate when using, carries inconveniently when removing, fragile, the problem of fragile when depositing.

Description

Economic management learns with bar statistics teaching device

Technical Field

The utility model relates to a teaching device technical field is makeed statistics of to bar specifically is a teaching device is makeed statistics of to bar for economic management science

Background

The bar statistics is the commonly used analysis explanation mode in the teaching of economic management science, and the teacher need be used for explaining the corresponding relation between each parameter in each group's picture with the chalk line strip drawing on the blackboard, marks the name of project in the bottom of bar post, utilizes the height of bar post to mark the corresponding numerical value of project, and it is hard and time consuming to draw the bar drawing by hand, and a can solve this kind of problem, and the economic management for the operation of being convenient for bar statistics teaching device still is waited for further research and development.

Along with bar statistical chart obtains extensive application in real life, the characteristics that present economic management teaching tool can not concrete show the statistics are mostly, the difficult concrete notion of understanding the bar statistics of student, and the method of tradition explanation bar chart is directly drawn on the blackboard, perhaps show with the projecting apparatus, the bar chart figure that this type of method demonstrates is more ordinary, it is difficult to keep the impression of studying deeply for the student, it is general to lead to the teaching effect, and it wastes time and energy to draw the bar chart by hand, some current devices are because scale and bar scale have a distance, lead to the reading to have the error, the structure of device leads to the equipment difficult and store and transport inconvenient scheduling problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an economic management learns with bar statistics teaching device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a bar statistic teaching device for economic management science comprises a horizontal axle box, a vertical axle plate and a liquid storage pipe, wherein a liquid injection hole is embedded on the horizontal axle box, the liquid storage pipe penetrates out of the horizontal axle box through a round hole, the horizontal axle box is fixedly connected with a rolling axle, the rolling axle is fixedly connected with a shell, a coil spring is fixedly connected with the shell, the coil spring is connected with a hook of the liquid storage pipe, an horizontal coordinate indication plate is embedded on the upper surface of the horizontal axle box, a groove is formed in the upper surface of the horizontal axle box, the vertical axle plate is fixedly connected with the horizontal axle box through a hinge, a graduated scale is embedded on one side of the vertical axle plate, the vertical axle plate is slidably connected with a fixed screw, a trapezoidal slide way is arranged on the outer surface of one side of the vertical axle plate, a groove is formed in the other outer surface of the vertical axle plate, the circular table is fixedly connected with a support plate, the utility model discloses a liquid storage tube, including backup pad, sight, axis board, rivet and liquid storage tube fixed connection, sight and round platform fixed connection, the sight passes through round platform and axis board sliding connection, one side of axis board is equipped with trapezoidal slide, the bottom of trapezoidal slide is equipped with trapezoidal slide.

Preferably, the groove is located on the upper surface of the horizontal axle box and is located in the center of the upper surface, the width of the groove is the same as that of the supporting plate, an abscissa indication plate is embedded on one side of the upper surface of the horizontal axle box, and the liquid injection hole is embedded in the front of the horizontal axle box.

Preferably, the inside of the horizontal axle box is fixedly connected with a rolling shaft, the rolling shaft passes through the center of the shell and is fixedly connected with the shell, the number of the shells is five, one end of the coil spring is fixedly connected with the shell inside the shell, and the other end of the coil spring is connected with the liquid storage pipe hook inside the shell.

Preferably, the longitudinal shaft board has two to through the both sides of hinge with horizontal axle box with screwed connection, and two longitudinal shaft boards are located the both sides of recess, the outside opening of trapezoidal slide is little, and the inboard opening is big, the recess is located axis of ordinates board surface center, and the width of recess is the same with the diameter size of set screw, the set screw passes through recess and gasket screwed connection, the gasket is located trapezoidal slide, and the gasket is bigger than the recess, and is less than trapezoidal slide.

Preferably, the liquid storage tubes are made of soft and transparent materials, the number of the liquid storage tubes is five, and when the liquid storage tubes are pulled up by the supporting plate, the five liquid storage tubes and the graduated scale on the longitudinal shaft plate are on the same plane.

Preferably, the supporting plate can be in butt joint with the groove, and the two circular truncated cones are welded to the two sides of the supporting plate at the two ends of the supporting plate respectively.

Preferably, the sighting telescope is detachably connected with the lens barrel through the objective lens, the ocular lens and the lens barrel, the lens barrel is detachably connected with the fixing frame, the fixing frame is welded with the circular truncated cone, and the alignment line of the sighting telescope (5) is perpendicular to the longitudinal axis plate (2) and the liquid storage tube (3).

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

1. the longitudinal shaft plate is connected with the transverse shaft box through the hinge, and the support plate is in sliding connection with the longitudinal shaft plate, so that the bar-type statistical teaching device for the economic management science can be easily assembled and disassembled, and the problems that the bar-type statistical teaching device for the economic management science is difficult to assemble and disassemble in the prior art are solved;

2. the spiral spring is connected with the shell, the shell is connected with the rotating shaft, and the liquid storage pipe is made of soft materials, so that the liquid storage pipe can be pulled into the shell, and the problem that the bar-shaped statistical teaching device for economic management is easy to store is solved;

3. the strip height can be adjusted at will by the arrangement of the liquid injection hole and the transparent liquid storage pipe, and the problem that the strip height is inconvenient to change when in use is solved;

4. the scale is embedded in the longitudinal shaft plate, and the other longitudinal shaft plate is connected with the sighting telescope in a sliding mode, so that the reading can be more accurately carried out, and the problem of inaccurate reading is solved.

Drawings

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

FIG. 2 is a schematic view of a partial structure of the present invention;

FIG. 3 is a schematic view of a partial structure of the present invention;

FIG. 4 is a schematic view of the structure of the ending part of the present invention;

fig. 5 is a schematic view of a part of the mechanism structure of the present invention.

In the figure: the horizontal axle box 1, the vertical axis plate 2, the liquid storage pipe 3, the supporting plate 4, the sighting telescope 5, the fixing frame 6, the trapezoidal slide 7, the trapezoidal sliding groove 8, the coil spring 9, the liquid injection hole 10, the hinge 11, the screw 12, the graduated scale 13, the second groove 14, the fixing screw 15, the abscissa indicating plate 16, the circular truncated cone 17, the gasket 18, the lens cone 19, the eyepiece 20, the shell 21, the round hole 22, the objective lens 23, the rivet 24, the rotating shaft 25 and the first groove 26.

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. 1-5, the present invention provides a technical solution: a bar statistical teaching device for economic management science comprises a transverse axle box 1, a longitudinal axle plate 2 and a liquid storage pipe 3, wherein a liquid injection hole 10 is embedded on the transverse axle box 1, the liquid storage pipe 3 penetrates out of the transverse axle box 1 through a round hole 22, the transverse axle box 1 is fixedly connected with a rolling shaft 25, the rolling shaft 25 is fixedly connected with a shell 21, a coil spring 9 is fixedly connected with the shell 21, the coil spring 9 is connected with the liquid storage pipe 3 through a hook, a transverse coordinate indication plate 16 is embedded on the upper surface of the transverse axle box 1, a first groove 26 is positioned on the upper surface of the transverse axle box 1, the longitudinal axle plate 2 is fixedly connected with the transverse axle box 1 through a hinge 11, a graduated scale 13 is embedded on one side of the longitudinal axle plate 2, the longitudinal axle plate 2 is slidably connected with a fixing screw 15, a trapezoidal slideway 7 is arranged on the outer surface of one side of the longitudinal axle plate 2, a second groove 14 is arranged on the other outer surface of the longitudinal axle plate 2, the, backup pad 4 passes through rivet 24 and liquid storage tube 3 fixed connection, gun sight 5 and round platform 17 fixed connection, and gun sight 5 passes through

round platform

17 and 2 sliding connection of axis of ordinates board, and one side of axis of ordinates board 2 is equipped with trapezoidal slide 7, and the bottom of trapezoidal slide 7 is equipped with trapezoidal spout 8.

Furthermore, the inside of the cross shaft box 1 is fixedly connected with the rolling shaft 25, the rolling shaft 25 penetrates through the center of the shell 21 and is fixedly connected with the shell 21, the number of the shells is five, one end of the coil spring 9 is fixedly connected with the shell 21 inside the shell 21, the other end of the coil spring 9 is connected with the liquid storage pipe 3 through a clamping hook inside the shell 21, the liquid storage pipe can be pulled into the shell, and the problem that the bar-shaped statistical teaching device for economic management is easy to store is solved.

Further, the number of the longitudinal shaft plates 2 is two, the longitudinal shaft plates are connected with the two sides of the transverse shaft box 1 through hinges 11 through screws 12, the two longitudinal shaft plates 2 are located on the two sides of the first groove 26, the opening on the outer side of the trapezoid slide 7 is small, the opening on the inner side of the trapezoid slide 7 is large, the second groove 14 is located in the center of the outer surface of the longitudinal shaft plate 2, the width of the second groove 14 is the same as the diameter of the fixing screw 15, the fixing screw 15 is connected with the gasket 18 through the second groove 14 in a screw mode, the gasket 18 is located in the trapezoid slide 7, the gasket 18 is larger than the second groove 14 and smaller than the trapezoid slide 7, the strip statistical teaching device for the economic management science can be easily assembled and disassembled, and the problems that the strip statistical teaching device for the economic management science in the past.

Further, the liquid storage tube 3 is a soft and transparent material, the number of the liquid storage tubes 3 is five, and when the liquid storage tubes 3 are pulled up by the support plate 4, the strip height can be adjusted at will by the five liquid storage tubes 3 and the graduated scale 13 on the longitudinal shaft plate 2 on the same plane, and the problem of inconvenient strip height change during use is solved.

Further, the sighting telescope 5 is detachably connected with the lens barrel 19 through the objective lens 23, the ocular lens 20 and the lens barrel 19, the lens barrel 19 is detachably connected with the fixing frame 6, the fixing frame 6 is welded with the circular truncated cone 17, and the alignment line of the sighting telescope 5 is perpendicular to the longitudinal axis plate 2 and the liquid storage tube 3, so that more accurate reading can be achieved, and the problem of inaccurate reading is solved.

The working principle is as follows: in actual work, an operator firstly takes out the bar-shaped statistical teaching device for economic management, the cross shaft box is placed on a horizontal ground and is stably placed, two longitudinal shaft plates are opened towards two sides through hinges, the supporting plate is taken out from the groove and is stably pulled upwards to be fixed by a fixing screw when being pulled to the top end, the sighting telescope is taken out and is straightened at a proper position from the slide way, after the liquid storage pipe is straightened, required abscissa data is marked on the abscissa indicator, required ordinate data is marked on the scale, the sighting telescope is aligned to the required ordinate data and is fixed by the fixing screw, colorless liquid is injected into the liquid injection hole until the liquid injection hole is flush with the center of the sighting telescope, liquid is sequentially injected into each liquid storage pipe, and the reading is carried out, the device utilizes the longitudinal shaft plates to be connected with the cross shaft box through hinges, and the supporting plate is in sliding connection with the longitudinal shaft plates, so that the bar-shaped statistical teaching device for economic management can be easily assembled, quick detachable, the difficult equipment of economic management science with bar statistics teaching device before having solved, difficult problem of dismantling, utilize the coil spring to be connected with the casing, the casing is connected in the axis of rotation and the liquid reserve pipe is the setting of soft material, can be in the liquid reserve pipe pull-in casing, the economic management science is with bar statistics teaching device deposits fragile problem has been solved, utilize the setting of annotating liquid hole and transparent liquid reserve pipe, can adjust the bar height at will, the highly inconvenient problem of bar has been changed when having solved the use, it inlays at the longitudinal axis board to utilize the scale, another longitudinal axis board and gun sight sliding connection's setting, can read more accurately, the inaccurate problem of reading has been solved.

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 management learns to count teaching device with bar, includes horizontal axle box (1), axis of ordinates board (2) and liquid storage tube (3), its characterized in that: liquid injection hole (10) is inlaid on a horizontal shaft box (1), liquid storage pipe (3) penetrates out of horizontal shaft box (1) through round hole (22), horizontal shaft box (1) and rolling shaft (25) fixed connection, rolling shaft (25) and shell (21) fixed connection, coil spring (9) and liquid storage pipe (3) hook are connected, abscissa indication board (16) is inlaid on the upper surface of horizontal shaft box (1), first groove (26) is located on the upper surface of horizontal shaft box (1), vertical shaft plate (2) is connected with the fixed connection of horizontal shaft box (1) through hinge (11), scale (13) is inlaid on one side of vertical shaft plate (2), vertical shaft plate (2) and fixed screw (15) sliding connection, one side outer surface of vertical shaft plate (2) is equipped with trapezoidal slide (7), another outer surface of vertical shaft plate (2) is equipped with a second groove (14), round platform (17) and backup pad (4) fixed connection, backup pad (4) are through round platform (17) and axis of ordinates board (2) sliding connection, backup pad (4) are through rivet (24) and liquid storage tube (3) fixed connection, gun sight (5) and round platform (17) fixed connection, gun sight (5) are through round platform (17) and axis of ordinates board (2) sliding connection, one side of axis of ordinates board (2) is equipped with trapezoidal slide (7), the bottom of trapezoidal slide (7) is equipped with trapezoidal spout (8).

2. The strip statistics teaching device for economic management science according to claim 1, characterized in that: the first groove (26) is located on the upper surface of the horizontal axle box (1) and located in the center of the upper surface, the width of the first groove (26) is the same as that of the support plate (4), an abscissa indication plate (16) is embedded in one side of the upper surface of the horizontal axle box (1), and a liquid injection hole (10) is embedded in the front of the horizontal axle box (1).

3. The strip statistics teaching device for economic management science according to claim 1, characterized in that: the interior of the transverse axle box (1) is fixedly connected with rolling shafts (25), the rolling shafts (25) penetrate through the center of the shell (21) and are fixedly connected with the shell (21), the number of the shells is five, one end of the coil spring (9) is fixedly connected with the shell (21) inside the shell (21), and the other end of the coil spring (9) is connected with the liquid storage pipe (3) through a clamping hook inside the shell (21).

4. The strip statistics teaching device for economic management science according to claim 1, characterized in that: indulge interaxial board (2) have two to be connected with screw (12) for the both sides of cross axle case (1) through hinge (11) to two indulge interaxial board (2) and are located the both sides of first recess (26), the outside opening of trapezoidal slide (7) is little, and inboard opening is big, second recess (14) are located interaxial board (2) surface center, and the width of second recess (14) is the same with the diameter size of fixed screw (15), fixed screw (15) are through second recess (14) and gasket (18) screw connection, gasket (18) are located trapezoidal slide (7), and gasket (18) are big than second recess (14), are little than trapezoidal slide (7).

5. The strip statistics teaching device for economic management science according to claim 1, characterized in that: the liquid storage tubes (3) are made of soft and transparent materials, the number of the liquid storage tubes (3) is five, and when the liquid storage tubes (3) are pulled up by the support plate (4), the five liquid storage tubes (3) and the graduated scale (13) on the longitudinal shaft plate (2) are on the same plane.

6. The strip statistics teaching device for economic management science according to claim 1, characterized in that: the supporting plate (4) can be butted with the first groove (26), and the two round tables (17) are respectively welded with the two sides of the supporting plate (4) at the two ends of the supporting plate (4).

7. The strip statistics teaching device for economic management science according to claim 1, characterized in that: sighting telescope (5) can be dismantled by objective (23), eyepiece (20) and lens cone (19) and be connected, and lens cone (19) can be dismantled with mount (6) and be connected, mount (6) and round platform (17) welding to the alignment of sighting telescope (5) is perpendicular with longitudinal axis board (2), liquid storage tube (3).