CN211815422U

CN211815422U - Measuring ruler pad of road construction surveying and mapping level

Info

Publication number: CN211815422U
Application number: CN201922111160.4U
Authority: CN
Inventors: 何苗
Original assignee: Individual
Current assignee: Henan Tianshun Engineering Management Co ltd
Priority date: 2019-11-30
Filing date: 2019-11-30
Publication date: 2020-10-30
Anticipated expiration: 2029-11-30

Abstract

The utility model discloses a road construction survey and drawing surveyor's level measuring ruler pad relates to road construction technical field, including filling up body, stabilizer blade and solid fixed cylinder all are provided with threely, it is three the stabilizer blade sets up in the bottom of filling up the body through three solid fixed cylinder respectively the outside top of solid fixed cylinder all is equipped with the knob, the knob is close to the one end of one side middle part fixed connection rotation axis of solid fixed cylinder, the other end of rotation axis stretches into in the cavity that solid fixed cylinder was seted up, the rotation axis is located the one end fixedly connected with initiative bevel gear of solid fixed cylinder, the top meshing of initiative bevel gear is connected with driven bevel gear, the lower surface middle part fixedly connected with threaded rod of driven bevel gear, the cover has a movable cylinder on the threaded rod, the equal fixedly connected with in both sides top of movable. The utility model discloses can carry out the leveling to filling up the body, guarantee the measuring degree of accuracy, rational in infrastructure, easy operation.

Description

Measuring ruler pad of road construction surveying and mapping level

Technical Field

The utility model relates to a road construction technical field, in particular to road construction survey and drawing surveyor's level measuring ruler pad.

Background

The ruler pad is used for placing a leveling rod at a rotating point, is generally triangular and circular, is provided with a semi-sphere in the center, is used for transmitting elevation and plays a great role in measurement.

The original measuring ruler pad of the road construction surveying and mapping level is single in style when in use, the requirement of a user for different drawing and surveying places cannot be met, when the worker uses the ruler pad to change points, the worker needs to select the ruler pad with a proper height according to the requirement for drawing and surveying the points to change the points, and then the worker needs to carry a plurality of ruler pads with different heights, so that the use is troublesome, and the inconvenience in changing the points is brought to the user.

Although the measuring ruler pad of the road construction surveying and mapping level disclosed in the chinese utility model patent application publication No. CN 208125131U brings convenience for users in drawing and measuring turning points, the anti-slip screw pad is provided on the top of the support leg, the anti-slip screw pad is fixed on the support leg by screw threads, if the ground of the drawing and measuring points is hard cement ground or ground made of other materials, the anti-slip screw pad can be rotated to contact the anti-slip screw pad with the ground, thereby preventing the support leg from being directly placed on the ground, and moving when the leveling rod rotates to affect the drawing and measuring value of the drawing and measuring turning points, so that the use of the pad body can be free from the restriction of the drawing and measuring points, thereby improving the use stability and use efficiency of the pad body, and increasing the accuracy of the drawing and measuring turning points, however, the measuring ruler pad of the road construction surveying and mapping level can not adjust the heights of the three support legs, when the ground is uneven, the ruler pad cannot be kept horizontal, and the measurement is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a road construction survey and drawing surveyor's level measures footrests to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the measuring ruler pad of the road construction surveying and mapping level comprises a pad body, three support legs and three fixed cylinders, wherein the three support legs and the three fixed cylinders are respectively arranged at the bottom of the pad body through the three fixed cylinders, and the top ends of the outer sides of the three fixed cylinders are respectively provided with a knob;

the knob is close to one end of one side middle part fixed connection rotation axis of a fixed cylinder, the other end of rotation axis stretches into the cavity that a fixed cylinder was seted up, the one end fixedly connected with initiative bevel gear that the rotation axis is located a fixed cylinder, the top meshing of initiative bevel gear is connected with driven bevel gear, the lower surface middle part fixedly connected with threaded rod of driven bevel gear, the cover has a movable cylinder on the threaded rod, the equal fixedly connected with of both sides top of movable cylinder ends the anti-rotation piece.

Optionally, the three support legs are distributed in a circular array around the axis of the cushion body.

Optionally, the rotating shaft is rotatably fixed in the fixed cylinder by a small bearing.

Optionally, the driven bevel gear is rotatably fixed in the fixed cylinder by a small bearing.

Optionally, the inner surface of the movable cylinder is provided with a thread groove matched with the threaded rod, and the threaded rod is in threaded connection with the movable cylinder.

Optionally, the inner wall of the fixed cylinder is provided with a rotation stopping groove adapted to the rotation stopping block, and the rotation stopping block is slidably connected with the rotation stopping groove.

Optionally, the bottom end of the movable cylinder penetrates through the fixed cylinder and is fixedly connected with the support leg.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a cooperation of knob, rotation axis, initiative bevel gear, driven bevel gear, threaded rod, a movable section of thick bamboo and stabilizer blade when ground unevenness, can carry out the leveling to filling up the body, guarantees the measuring degree of accuracy, rational in infrastructure, easy operation.

2. The utility model discloses a be provided with and end the commentaries on classics piece, can avoid a movable section of thick bamboo to follow the threaded rod and rotate, make a movable section of thick bamboo be linear motion along the direction of threaded rod length, simple structure is practical.

Drawings

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

Fig. 2 is a bottom view of the cushion body of the present invention.

Fig. 3 is a schematic sectional view of the fixing cylinder of the present invention.

Fig. 4 is a perspective view of the movable barrel of the present invention.

In the figure: 1. a cushion body; 2. a support leg; 3. a fixed cylinder; 4. a knob; 5. a rotating shaft; 6. a driving bevel gear; 7. a driven bevel gear; 8. a threaded rod; 9. a movable barrel; 10. a thread groove; 11. a rotation stopping block; 12. a rotation stopping groove.

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 is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The utility model provides a road construction surveying and mapping spirit level measuring ruler pad as shown in figures 1-4, which comprises a pad body 1, three support legs 2 and three fixed cylinders 3, wherein the three support legs 2 and the three fixed cylinders 3 are distributed in an annular array around the axial lead of the pad body 1, the design is reasonable, the three support legs 2 are respectively arranged at the bottom of the pad body 1 through the three fixed cylinders 3, and the top ends of the outer sides of the three fixed cylinders 3 are respectively provided with a knob 4;

the knob 4 is close to one side middle part of the fixed cylinder 3 and is fixedly connected with one end of a rotating shaft 5, the other end of the rotating shaft 5 extends into a cavity formed in the fixed cylinder 3, the rotating shaft 5 is rotatably fixed in the fixed cylinder 3 through a small-sized bearing, so that the rotating shaft 5 is convenient to rotate stably, one end of the rotating shaft 5 positioned in the fixed cylinder 3 is fixedly connected with a driving bevel gear 6, the top part of the driving bevel gear 6 is meshed and connected with a driven bevel gear 7, the driven bevel gear 7 is rotatably fixed in the fixed cylinder 3 through a small-sized bearing, so that the driven bevel gear 7 is convenient to rotate stably, the middle part of the lower surface of the driven bevel gear 7 is fixedly connected with a threaded rod 8, the threaded rod 8 is sleeved with a movable cylinder 9, the inner surface of the movable cylinder 9 is provided with a threaded groove 10 matched with the threaded rod 8, the, offer on the inner wall of a fixed section of thick bamboo 3 with the groove 12 that splines of 11 adaptations of the piece that splines, spline 11 with spline 12 sliding connection, can avoid a movable section of thick bamboo 9 to follow threaded rod 8 and rotate, make a movable section of thick bamboo 9 be linear motion along the direction of 8 lengths of threaded rod, simple structure is practical, the bottom of a movable section of thick bamboo 9 wear out a fixed section of thick bamboo 3 and with stabilizer blade 2 fixed connection.

The utility model discloses a theory of operation:

when the ground is uneven and needs to be leveled to the cushion body 1, the knob 4 is rotated, the knob 4 drives the rotating shaft 5 to rotate, the rotating shaft 5 drives the driving bevel gear 6 to rotate, the driving bevel gear 6 drives the driven bevel gear 7 to rotate, the driven bevel gear 7 drives the threaded rod 8 to rotate, the threaded rod 8 and the movable cylinder 9 form a thread pair, the movable cylinder 9 does linear motion along the length direction of the threaded rod 8 under the limitation of the two rotation stopping blocks 11, and the movable cylinder 9 drives the support legs 2 to move, so that the cushion body 1 is leveled, and the operation is simple and convenient.

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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a road construction survey and drawing surveyor's level measures ruler pad, includes pad body (1), stabilizer blade (2) and solid fixed cylinder (3) all are provided with threely, three stabilizer blade (2) set up the bottom at pad body (1) through three solid fixed cylinder (3) respectively, its characterized in that: the top ends of the outer sides of the three fixed cylinders (3) are respectively provided with a knob (4);

the knob (4) is close to one end of one side middle part fixed connection rotation axis (5) of solid fixed cylinder (3), the other end of rotation axis (5) stretches into the cavity that solid fixed cylinder (3) were seted up, one end fixedly connected with initiative bevel gear (6) that rotation axis (5) are located solid fixed cylinder (3), the top meshing of initiative bevel gear (6) is connected with driven bevel gear (7), the lower surface middle part fixedly connected with threaded rod (8) of driven bevel gear (7), the cover has a movable section of thick bamboo (9) on threaded rod (8), the equal fixedly connected with in both sides top of movable section of thick bamboo (9) ends commentaries on classics piece (11).

2. The measuring foot rest of the road construction surveying and mapping level according to claim 1, characterized in that:

the three support legs (2) are distributed in a ring-shaped array around the axis line of the cushion body (1).

3. The measuring foot rest of the road construction surveying and mapping level according to claim 1, characterized in that:

the rotating shaft (5) is rotatably fixed in the fixed cylinder (3) through a small bearing.

4. The measuring foot rest of the road construction surveying and mapping level according to claim 1, characterized in that:

the driven bevel gear (7) is rotatably fixed in the fixed cylinder (3) through a small bearing.

5. The measuring foot rest of the road construction surveying and mapping level according to claim 1, characterized in that:

the inner surface of the movable cylinder (9) is provided with a thread groove (10) matched with the threaded rod (8), and the threaded rod (8) is in threaded connection with the movable cylinder (9).

6. The measuring foot rest of the road construction surveying and mapping level according to claim 1, characterized in that:

the inner wall of the fixed cylinder (3) is provided with a rotation stopping groove (12) matched with the rotation stopping block (11), and the rotation stopping block (11) is in sliding connection with the rotation stopping groove (12).

7. The measuring foot rest of the road construction surveying and mapping level according to claim 1, characterized in that:

the bottom end of the movable cylinder (9) penetrates out of the fixed cylinder (3) and is fixedly connected with the support legs (2).