CN211308054U

CN211308054U - Rapid drawing tool for statistics

Info

Publication number: CN211308054U
Application number: CN201922210377.0U
Authority: CN
Inventors: 白湧沨; 赫然; 允尚姿; 李鑫
Original assignee: Handan College
Current assignee: Handan College
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-08-21
Anticipated expiration: 2029-12-11

Abstract

The utility model relates to the technical field of drawing tools, in particular to a quick drawing tool for statistics, which comprises a base, wherein the inner side of the base is provided with a first chute, the inner side of the first chute is rotated to connect a lead screw, the outer wall of the lead screw is in threaded connection with a first slider, one side of the base is fixedly provided with a containing groove, one end of the lead screw penetrates through the first chute and extends to the inner side of the containing groove, one side of the lead screw is fixedly connected with a dial button which is positioned at the inner side of the containing groove, the top side of the first slider is fixedly provided with an empty groove, the inner side of the empty groove is fixedly provided with a groove, the inner side of the groove is rotatably connected with a connecting shaft, the end part of the connecting shaft is connected with a driven gear, the top side of the driven gear is connected with a driving gear through gear transmission, the side wall of the driving gear is radially connected, convenient to use, easy operation, stability is high, improves drawing quality.

Description

Rapid drawing tool for statistics

Technical Field

The utility model relates to a mapping tool technical field especially relates to a quick mapping tool for statistics.

Background

Statistics is the science about understanding the overall quantitative features and quantitative relationships of objective phenomena. The method is scientific in methodology for recognizing the regularity of objective phenomena by collecting, sorting and analyzing statistical data. Because the quantitative research of statistics has the characteristics of objectivity, accuracy and verifiability, the statistical method becomes the most important method for empirical research, is widely applied to the analysis and research in various fields of nature, society, economy and scientific technology, and is particularly important in the teaching of statistics and drawing. The statistical chart is made, so that students can understand teaching contents more easily, the traditional drawing tool is single in function and common in effect, different drawing requirements cannot be met simultaneously, good fixation is not achieved, shaking deflection is prone to occur, drawing results are affected, and therefore the rapid drawing tool for statistics is designed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects in the prior art and providing a quick drawing tool for statistics.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the design is a quick drawing tool for statistics, which comprises a base, wherein a first sliding groove is formed in the inner side of the base, a connecting screw rod is connected to the inner side of the first sliding groove in a rotating mode, a first sliding block is in threaded connection with the outer wall of the screw rod, a containing groove is fixedly formed in one side of the base, one end of the screw rod penetrates through the first sliding groove and extends to the inner side of the containing groove, a shifting button is fixedly connected to one side of the screw rod and located on the inner side of the containing groove, an empty groove is fixedly formed in the top side of the first sliding block, a groove is fixedly formed in the inner side of the empty groove, a connecting shaft is connected to the inner side of the groove in a rotating mode, an end key of the connecting shaft is connected with a driven gear, a driving gear is connected to the top side of the driven gear through a gear, a straight ruler is radially, the ruler is located the spacing inslot side, the fixed fixing device that is equipped with between ruler and the relative one side of spacing groove, the fixed second spout that is equipped with in top side of base, the inboard slip of second spout is equipped with the second slider, fixed mounting protractor on the second slider.

Preferably, the second sliding groove and the second sliding block are both of a T-shaped structure.

Preferably, the fixing means comprises: the third spout fixed mounting is equipped with the third slider at one side inner wall of spacing groove, the inboard sliding connection of third spout, and one side of third slider is equipped with the clamp plate, and clamp plate fixed connection is inboard at the third spout, and one side of ruler is equipped with the connecting rod, and the tip of connecting rod passes the third slider and is connected with the spacing head.

Preferably, the spring is fixedly installed on the inner side of the clamping plate, and the limiting head is of an oval structure.

The utility model provides a quick mapping instrument for statistics, beneficial effect lies in: be T type structure through second spout and second slider, can be more stable and convenient slip protractor slides and uses to suitable position, includes through fixing device: the third chute and the third chute are fixedly arranged on the inner wall of one side of the limiting groove, a third sliding block is arranged on the inner side of the third chute in a sliding connection mode, a clamping plate is arranged on one side of the third sliding block and fixedly connected to the inner side of the third chute, a connecting rod is arranged on one side of the ruler, the end portion of the connecting rod penetrates through the third sliding block and is connected with a limiting head, the ruler can be fixed after the position of the ruler is determined, the stability of the whole drawing tool can be guaranteed under the condition that no external force is applied, the stability of the drawing tool can be guaranteed, the position limiting head is in an oval structure and can be conveniently fixed and moved, the limiting head is pushed into and penetrates through the clamping plates and is fixed through the elastic forces opposite to the two clamping plates, and the position limitation of the ruler is guaranteed, the rapid drawing tool for statistics is convenient to use, simple to operate, high in stability and capable of improving drawing quality.

Drawings

Fig. 1 is a front view of a rapid drawing tool for statistics according to the present invention;

fig. 2 is a schematic front sectional view of a rapid statistical mapping tool according to the present invention;

fig. 3 is a schematic cross-sectional structure diagram of a statistical quick-drawing tool according to the present invention, which is centered on a limiting groove;

fig. 4 is a right-side view structural diagram of a rapid drawing tool for statistics according to the present invention.

In the figure: the automatic angle measuring device comprises a base 1, a first sliding groove 2, a screw rod 3, a first sliding block 4, an accommodating groove 5, a shifting button 6, an empty groove 7, a groove 8, a connecting shaft 9, a driven gear 10, a driving gear 11, a straight scale 12, a limiting groove 13, a second sliding groove 14, a second sliding block 15, an angle gauge 16, a third sliding groove 17, a third sliding block 18, a connecting rod 19, a limiting head 20 and a clamping plate 21.

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.

Referring to fig. 1-4, a rapid drawing tool for statistics comprises a base 1, a first chute 2 is arranged on the inner side of the base 1, the inner side of the first chute 2 is rotatably connected with a screw rod 3, the outer wall of the screw rod 3 is in threaded connection with a first slide block 4, one side of the base 1 is fixedly provided with a containing groove 5, one end of the screw rod 3 penetrates through the first chute 2 and extends to the inner side of the containing groove 5, one side of the screw rod 3 is fixedly connected with a dial button 6, the dial button 6 is positioned on the inner side of the containing groove 5, the top side of the first slide block 4 is fixedly provided with a hollow groove 7, the inner side of the hollow groove 7 is fixedly provided with a groove 8, the inner side of the groove 8 is rotatably connected with a connecting shaft 9, the end part of the groove 9 is in key connection with a driven gear 10, the top side of the driven gear 10 is connected with a driving gear 11 through gear transmission, the side wall, the ruler 12 is located on the inner side of the limiting groove 13, a fixing device is fixedly arranged between one side of the ruler 12 opposite to the limiting groove 13, a second sliding groove 14 is fixedly arranged on the top side of the base 1, a second sliding block 15 is arranged on the inner side of the second sliding groove 14 in a sliding mode, and a protractor 16 is fixedly mounted on the second sliding block 15.

The utility model discloses in, be T type structure through second spout 14 and second slider 15, can be more stable and convenient slip protractor 16, slide to suitable position and use.

The utility model discloses in, include through fixing device: third spout 17, third spout 17 fixed mounting is in one side inner wall of spacing groove 13, the inboard sliding connection of third spout 17 is equipped with third slider 18, one side of third slider 18 is equipped with clamp plate 21, clamp plate 21 fixed connection is inboard at third spout 17, one side of ruler 12 is equipped with connecting rod 19, the tip of connecting rod 19 passes the third slider and is connected with spacing head 20, can fix it after confirming the ruler position, under the effect of not exerting external force, can guarantee the holistic stability of drawing instrument, in natural state and when slight collision, the position of ruler can not move, improve the quality of drawing, guarantee the stability of instrument.

The utility model discloses in, through the inboard fixed mounting spring of pinch-off blades 21, spacing head 20 is oval structure, can have the convenience to fix and remove, advances to pass the pinch-off blades with spacing head, fixes by two relative elasticity of pinch-off blades, ensures that the position of ruler is injectd, this a quick mapping instrument for statistics, convenient to use, easy operation, stability is high, improves drawing quality.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a quick mapping instrument for statistics, includes base (1), its characterized in that, the inboard of base (1) is equipped with first spout (2), the inboard of first spout (2) is rotated and is connected lead screw (3), the first slider (4) of outer wall threaded connection of lead screw (3), one side of base (1) is fixed to be equipped with and accomodates groove (5), the one end of lead screw (3) runs through in first spout (2) and extends to accomodate groove (5) inboard, one side fixed connection of lead screw (3) is equipped with dials button (6), it is located and accomodates groove (5) inboard to dial button (6), the fixed dead slot (7) that is equipped with in top side of first slider (4), the inboard fixed recess (8) that is equipped with of dead slot (7), recess (8) inboard rotation connection is equipped with (9), the tip key-type connection driven gear (10) of connecting axle (9), the top side of driven gear (10) is connected through gear drive and is equipped with driving gear (11), lateral wall radial connection ruler (12) of driving gear (11), the top side of base (1) and perpendicular to dead slot (7) are fixed and are equipped with spacing groove (13), ruler (12) are located spacing groove (13) inboardly, ruler (12) are fixed with fixing device between one side that spacing groove (13) are relative, the top side of base (1) is fixed and is equipped with second spout (14), the inboard slip of second spout (14) is equipped with second slider (15), fixed mounting protractor (16) are gone up in second slider (15).

2. A tool for rapid statistical mapping as claimed in claim 1 wherein said second runner (14) and second slide (15) are both T-shaped.

3. A tool for rapid statistical mapping as claimed in claim 1 wherein said fixing means comprises: third spout (17) fixed mounting is in one side inner wall of spacing groove (13), and the inboard sliding connection of third spout (17) is equipped with third slider (18), and one side of third slider (18) is equipped with clamp plate (21), and clamp plate (21) fixed connection is inboard in third spout (17), and one side of ruler (12) is equipped with connecting rod (19), and the tip of connecting rod (19) passes the third slider and is connected spacing head (20).

4. A tool for rapid statistical mapping as claimed in claim 3 wherein the clamping plate (21) is spring-mounted on its inside and the limiting head (20) is of elliptical configuration.