CN211262007U

CN211262007U - Ruler of surveying instrument

Info

Publication number: CN211262007U
Application number: CN202020287734.3U
Authority: CN
Inventors: 张�荣; 刘桂磊
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-10
Filing date: 2020-03-10
Publication date: 2020-08-14
Anticipated expiration: 2030-03-10

Abstract

The utility model belongs to the technical field of surveying and mapping tools, in particular to a surveying and mapping instrument ruler, which comprises a first surveying and mapping ruler, wherein the first surveying and mapping ruler is rotationally connected with a second surveying and mapping ruler through a pin shaft, a groove is formed in the first surveying and mapping ruler, a first bearing is arranged in the groove in a penetrating manner, a first rotating shaft is rotationally connected in the first bearing, an adjusting disc is fixedly connected to the top end of the first rotating shaft, a driving bevel gear is fixedly connected to the bottom end of the first rotating shaft, and a driven bevel gear is meshed with the surface of the driving bevel gear; the utility model discloses, rotate the adjustment disk through setting up to drive first pivot and rotate and drive initiative bevel gear and rotate, then drive driven bevel gear and rotate and drive the lead screw and rotate, can drive third survey and drawing ruler case right side removal under the gliding cooperation of slider in the spout, conveniently adjust the length of third survey and drawing ruler in first survey and drawing ruler, thereby conveniently deposit the third survey and drawing ruler.

Description

Ruler of surveying instrument

Technical Field

The utility model belongs to the technical field of the plotting tool, concretely relates to surveying instrument ruler.

Background

Surveying rulers, also known as rulers, have precisely straight edges for measuring length and for drawing. The wide application is in mathematics, subject such as measurement, engineering, surveys ruler wide application in mathematics, measures, subject such as engineering, has the ruler shape gauge of accurate straight line edge, surveys the ruler and is used for carrying out straightness accuracy measurement and flatness measurement with the light gap method, also can be together with the gage block for check length size, and to the mapping engineer, the ruler of surveying and mapping is one of their most commonly used surveying and mapping instrument.

Traditional survey and drawing ruler divides many the categories, and the function is all comparatively single, and often need the cooperation of multiple ruler to accomplish some local surveys and draws when traditional measurement process, and current survey and drawing ruler can not satisfy people's user demand, influences measurement efficiency.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a surveying instrument ruler has characteristics such as multi-functional, improvement measuring work efficiency.

In order to achieve the above object, the utility model provides a following technical scheme: a ruler of a surveying instrument comprises a first surveying ruler which is rotationally connected with a second surveying ruler through a pin shaft, a groove is arranged in the first surveying and mapping ruler, a first bearing is arranged in the groove in a penetrating manner, a first rotating shaft is rotationally connected in the first bearing, the top end of the first rotating shaft is fixedly connected with an adjusting disc, the bottom end of the first rotating shaft is fixedly connected with a driving bevel gear, the surface of the driving bevel gear is engaged with a driven bevel gear, the right end of the driven bevel gear is fixedly connected with a screw rod, the surface of the screw rod is in threaded connection with a third surveying and mapping ruler, a chute is arranged in the groove, a sliding block is connected in the chute in a sliding manner, one end sliding connection of slider is on the third survey and drawing ruler, the opening has been seted up to the right-hand member of first survey and drawing ruler, the third survey and drawing ruler passes the outside that the opening extends to first survey and drawing ruler.

Preferably, the surfaces of the first, second and third surveying rulers are all provided with scale marks.

Preferably, a first polygonal groove is formed in the first surveying and mapping ruler, and a second polygonal groove is formed in the second surveying and mapping ruler.

Preferably, the front end of the first surveying and mapping ruler is fixedly connected with a level gauge.

Preferably, the front end of the second surveying and mapping ruler is fixedly connected with an angle measuring disc, and colored liquid is arranged in the angle measuring disc.

Preferably, the left end of the driven bevel gear is fixedly connected with a second rotating shaft, the surface of the second rotating shaft is rotatably connected with a second bearing, and the left end of the second bearing is fixedly connected in the groove.

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

the utility model, through setting up the rotation regulating disc, thereby drive the first pivot to rotate and drive the rotation of the drive bevel gear, then drive the rotation of the driven bevel gear and drive the rotation of the screw rod, can drive the right movement of the third surveying ruler box under the cooperation that the slider slides in the chute, conveniently adjust the length of the third surveying ruler in the first surveying ruler, thereby conveniently deposit the third surveying ruler, can drive the rotation of the second surveying ruler under the cooperation of the rotation of the pin shaft, can measure the angle of the measured article through observing the scale mark that the liquid level points to in the angle measuring disc, the scale mark can measure the length of the measured article, convenient to use, the practicality is wide, the spirit level can detect whether the first surveying ruler is horizontal during surveying and mapping, prevent that the surveying result is influenced because of the first surveying and mapping is not horizontal, convenient to measure and position, the surveying ruler provided by the utility model has a simple structure, the ruler has the advantages of being convenient to operate, multifunctional, and ingenious in realization of integration of various independent surveying and mapping tools of the ruler and the protractor.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A in FIG. 1;

in the figure: 1. a first mapping ruler; 2. a level gauge; 3. a first polygonal groove; 4. scale lines; 5. a pin shaft; 6. a second mapping ruler; 7. an angle measuring disk; 8. a colored liquid; 9. a second polygonal groove; 10. a groove; 11. a first bearing; 12. a first rotating shaft; 13. an adjusting disk; 14. a drive bevel gear; 15. a driven bevel gear; 16. a screw rod; 17. a third surveying and mapping ruler; 18. a port; 19. a chute; 20. a slide block 21 and a second rotating shaft; 22. a second bearing.

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.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: a ruler of a surveying instrument comprises a first surveying ruler 1, wherein the first surveying ruler 1 is rotatably connected with a second surveying ruler 6 through a pin shaft 5, the second surveying ruler 6 can be driven to rotate under the matching of the rotation of the pin shaft 5, a groove 10 is formed in the first surveying ruler 1, a first bearing 11 is arranged in the groove 10 in a penetrating manner, a first rotating shaft 12 is rotatably connected in the first bearing 11, an adjusting disc 13 is fixedly connected at the top end of the first rotating shaft 12, a driving bevel gear 14 is fixedly connected at the bottom end of the first rotating shaft 12, a driven bevel gear 15 is meshed on the surface of the driving bevel gear 14, a lead screw 16 is fixedly connected at the right end of the driven bevel gear 15, a third surveying ruler 17 is connected on the surface of the lead screw 16 in a threaded manner, a chute 19 is formed in the groove 10, a sliding block 20 is connected in the chute 19, one end of the sliding block 20 is slidably connected on the third surveying, opening 18 has been seted up to the right-hand member of first survey and drawing ruler 1, third survey and drawing ruler 17 passes opening 18 and extends to the outside of first survey and drawing ruler 1, through rotating adjustment disk 13, thereby it rotates and drives the rotation of first pivot 12 and drive bevel gear 14 and rotate, then drive driven bevel gear 15 and rotate and drive lead screw 16 and rotate, can drive third survey and drawing ruler 17 case right side removal under slider 20 gliding cooperation in spout 19, conveniently adjust the length of third survey and drawing ruler 17 in first survey and drawing ruler 1, thereby conveniently deposit third survey and drawing ruler 17.

Specifically, the surface of first survey and drawing ruler 1, second survey and drawing ruler 6 and third survey and drawing ruler 17 all is provided with scale mark 4, and the length of surveying article can be measured to scale mark 4, facilitates the use, the practicality is wide.

Specifically, first polygon recess 3 has been seted up in first survey and drawing ruler 1, second polygon recess 9 has been seted up in second survey and drawing ruler 6.

Specifically, the front end fixedly connected with spirit level 2 of first survey and drawing ruler 1, spirit level 2 can detect whether first survey and drawing ruler 1 is level when surveying and drawing, prevents because of the not level influence mapping result of first survey and drawing ruler 1, conveniently measures the location.

Specifically, the front end fixedly connected with angle measurement dish 7 of second survey and drawing ruler 6, be provided with coloured liquid 8 in the angle measurement dish 7, can measure the angle of surveying the article through observing the directional scale mark 4 of liquid level in the angle measurement dish 7.

Specifically, the left end of the driven bevel gear 15 is fixedly connected with a second rotating shaft 21, the surface of the second rotating shaft 21 is rotatably connected with a second bearing 22, and the left end of the second bearing 22 is fixedly connected in the groove 10.

The utility model discloses a theory of operation and use flow: when the utility model is used, the second surveying ruler 6 is pulled to drive the second surveying ruler 6 to rotate under the rotation coordination of the pin shaft 5, then the first surveying ruler 1 is horizontally measured by the level meter 2, if the first surveying ruler 1 is horizontal, then the measured object is measured by the first surveying ruler 1, when the length of the first surveying ruler 1 is not enough, the adjusting disc 13 is rotated to drive the first rotating shaft 12 to rotate, thereby driving the driving bevel gear 14 to rotate, then driving the driven bevel gear 15 to rotate, finally driving the screw rod 16 to rotate, under the matching of the sliding of the slide block 20 in the slide groove 19, the third surveying ruler 17 is driven to move rightwards, thereby adjusting the length of the third surveying ruler 17, when the length is adjusted to be proper, the adjusting disc 13 is stopped to rotate, the measurement is continued by using the third surveying ruler 17, then the scale mark 4 pointed by the liquid level in the angle measuring disc 7 is observed, the angle of the measured object is measured.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a surveying instrument ruler, includes first survey and drawing ruler (1), its characterized in that: the utility model discloses a surveying and mapping ruler, including first surveying and mapping ruler (1), first bearing (11), first pivot (12) are connected with in the rotation of first surveying and mapping ruler (1), recess (10) have been seted up in first surveying and mapping ruler (1), wear to be equipped with first bearing (11) in recess (10), first bearing (11) internal rotation is connected with first pivot (12), the top fixedly connected with adjustment disk (13) of first pivot (12), the bottom fixedly connected with drive bevel gear (14) of first pivot (12), the surface meshing of drive bevel gear (14) has driven bevel gear (15), the right-hand member fixedly connected with lead screw (16) of driven bevel gear (15), the surface threaded connection of lead screw (16) has third surveying and mapping ruler (17), seted up spout (19) in recess (10), sliding connection has slider (20) in spout (19), the one end sliding connection of slider (20) is on third surveying and mapping ruler (17), opening (18) have been seted up to the right-hand member of first survey and drawing ruler (1), third survey and drawing ruler (17) pass opening (18) and extend to the outside of first survey and drawing ruler (1).

2. A mapper straightedge as defined in claim 1, wherein: the surface of first survey and drawing ruler (1), second survey and drawing ruler (6) and third survey and drawing ruler (17) all is provided with scale mark (4).

3. A mapper straightedge as defined in claim 1, wherein: first polygon recess (3) have been seted up in first survey and drawing ruler (1), second polygon recess (9) have been seted up in second survey and drawing ruler (6).

4. A mapper straightedge as defined in claim 1, wherein: the front end of the first surveying and mapping ruler (1) is fixedly connected with a level meter (2).

5. A mapper straightedge as defined in claim 1, wherein: the front end fixedly connected with angle measurement dish (7) of second survey and drawing ruler (6), be provided with coloured liquid (8) in the angle measurement dish (7).

6. A mapper straightedge as defined in claim 1, wherein: the left end of the driven bevel gear (15) is fixedly connected with a second rotating shaft (21), the surface of the second rotating shaft (21) is rotatably connected with a second bearing (22), and the left end of the second bearing (22) is fixedly connected in the groove (10).