CN210570368U

CN210570368U - Civil engineering distancer

Info

Publication number: CN210570368U
Application number: CN202020474502.9U
Authority: CN
Inventors: 唐最最
Original assignee: Guangzhou Qingbiao Information Technology Co Ltd
Current assignee: Guangzhou Qingbiao Information Technology Co Ltd
Priority date: 2020-04-03
Filing date: 2020-04-03
Publication date: 2020-05-19
Anticipated expiration: 2030-04-03

Abstract

The utility model discloses a civil engineering distancer relates to the measuring device field, this civil engineering distancer, including titanium alloy telescopic link and handrail, the handrail sets up at the top of titanium alloy telescopic link, and there is the digital display device who shows distancer measuring result at the top of handrail, the bottom of titanium alloy telescopic link is rotated and is connected with the ranging wheel, the ranging wheel includes cross strut, circular skeleton and rubber circle, the bottom of titanium alloy telescopic link sets up the center department at the cross strut back, the tip of cross strut and circular skeleton's inner wall fixed connection, and cross strut and circular skeleton structure as an organic whole, the rubber circle is fixed to be cup jointed on the surface of circular skeleton. The utility model discloses a set up range finding wheel, slide bearing two and perpendicular heavy object, solved electron hand push range finding wheel and can't stably stand subaerial when using, the user needs the unable liberation both hands of hand electron hand push range finding wheel, consequently causes awkward problem.

Description

Civil engineering distancer

Technical Field

The utility model relates to a measuring device technical field specifically is a civil engineering distancer.

Background

Civil engineering distancer is an instrument for measuring the distance, civil engineering distancer's kind is various, electronic hand push distancer is civil engineering distancer's a kind, through promoting the walking of distancer wheel, can measure the distance, electronic hand push distancer wheel can't stabilize when using and stand subaerial, the user can fall down when leaving electronic hand push distancer wheel promptly, need record data when owing to the range finding, the user need hand electronic hand push distancer wheel can't liberate both hands, consequently, cause the use inconvenient.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a civil engineering distancer has solved electron hand push distancer and can't stably stand subaerial when using, and the user needs hand electron hand push distancer and can't liberate both hands, consequently causes awkward problem.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a civil engineering distance measuring instrument comprises a titanium alloy telescopic rod and a handrail, wherein the handrail is arranged at the top of the titanium alloy telescopic rod, a digital display device for displaying the measuring result of the distance measuring instrument is arranged at the top of the handrail, a distance measuring wheel is rotatably connected to the bottom of the titanium alloy telescopic rod and comprises a cross-shaped support frame, a circular framework and a rubber ring, the bottom of the titanium alloy telescopic rod is arranged at the center of the back of the cross-shaped support frame, the end part of the cross-shaped support frame is fixedly connected with the inner wall of the circular framework, the cross-shaped support frame and the circular framework are of an integrated structure, the rubber ring is fixedly sleeved on the surface of the circular framework, a connecting shaft is vertically arranged at the center of the front of the cross-shaped support frame, a first sliding bearing and a second sliding bearing are respectively fixedly sleeved on the surface of the cross-shaped support frame and the middle of the first sliding bearing, and a, the vertical weight is parallel to the vertical positioning needle, and the bottom of the vertical weight is connected with the inner wall of the circular framework in a sliding mode.

Preferably, perpendicular heavy object includes long handle, arc piece and ball, the fixed surface of cup jointing at slide bearing two of long handle, the upper surface of arc piece and the bottom fixed connection of long handle, the inside at the arc piece is inlayed in the ball activity, and the inner wall sliding connection of ball and circular skeleton, the vertical setting of long handle, the arc piece is arc, the centre of a circle that the arc piece corresponds coincides with slide bearing two's center.

Preferably, the balls are solid spheres, the balls are divided into two groups, and the two groups of balls are distributed on the front surface and the back surface of the long handle respectively.

Preferably, the vertical weight is of an axisymmetric structure, and the symmetry axis of the vertical weight is parallel to the axis of the vertical positioning pin.

(III) advantageous effects

The utility model provides a civil engineering distancer possesses following beneficial effect:

the utility model discloses a set up the range finding wheel, slide bearing two and perpendicular heavy object, can stand subaerial after cross strut and the circular skeleton of range finding wheel are all widened, perpendicular heavy object keeps vertical decurrent state always when the range finding wheel rotates the walking, perpendicular heavy object plays the purpose that aggravates, reduce holistic focus, make whole weight under light more stable, can stand subaerial with electron hand push range finding wheel, thereby liberation both hands, it can't stably stand subaerial to have solved electron hand push range finding wheel when using, the user needs hand electron hand push range finding wheel can't liberation both hands, consequently, cause awkward problem.

Drawings

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

FIG. 2 is a schematic view of the structure of the distance measuring wheel of the present invention;

FIG. 3 is a left sectional view of the distance measuring wheel of the present invention;

FIG. 4 is a schematic view of a portion of the vertical weight of FIG. 3 according to the present invention;

fig. 5 is a schematic view of a partial structure of the vertical weight of fig. 2 according to the present invention.

In the figure: 1. a titanium alloy telescopic rod; 2. a handrail; 3. a distance measuring wheel; 301. a cross-shaped support frame; 302. a circular skeleton; 303. a rubber ring; 4. a connecting shaft; 5. a first sliding bearing; 6. a second sliding bearing; 7. a vertical positioning pin; 8. a vertical weight; 801. a long handle; 802. an arc-shaped block; 803. and a ball.

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.

As shown in fig. 1-5, the utility model provides a technical solution: a civil engineering distance measuring instrument comprises a titanium alloy telescopic rod 1 and a handrail 2, wherein the titanium alloy telescopic rod 1 is telescopic to achieve the purpose of folding, the handrail 2 is arranged at the top of the titanium alloy telescopic rod 1, a digital display device for displaying the measuring result of the distance measuring instrument is arranged at the top of the handrail 2, a display screen of the digital display device can display five digits, the plane of the display screen is aligned with the top of the handrail 2, a built-in luminous device of the display screen is easy to use at night, the use is convenient only by pressing a reset button of a counter and then measuring, the number of times of increasing and retreating when the distance measuring wheel 3 advances is reduced, the bottom of the titanium alloy telescopic rod 1 is rotatably connected with a distance measuring wheel 3, the distance measuring wheel 3 comprises a cross-shaped support frame 301, a circular framework 302 and a rubber ring 303, the bottom of the titanium alloy telescopic rod 1 is arranged at the center of the back of the cross, the cross-shaped strut 301 and the circular framework 302 are of an integral structure, the rubber ring 303 is fixedly sleeved on the surface of the circular framework 302, the connecting shaft 4 is vertically arranged at the center of the front surface of the cross-shaped strut 301, the surface of the connecting shaft 4 is respectively and fixedly sleeved with a sliding bearing I5 and a sliding bearing II 6, the sliding bearing II 6 is positioned between the cross-shaped strut 301 and the sliding bearing I5, the surfaces of the sliding bearing I5 and the sliding bearing II 6 are respectively and fixedly sleeved with a vertical positioning needle 7 and a vertical weight 8, the vertical weight 8 is parallel to the vertical positioning needle 7, and the bottom of the vertical weight 8 is in sliding connection with the inner wall of the circular.

As a technical optimization scheme of the utility model, perpendicular heavy object 8 includes long handle 801, arc piece 802 and ball 803, the fixed cover of long handle 801 is connected on slide bearing two 6's surface, the upper surface of arc piece 802 and the bottom fixed connection of long handle 801, the inside at arc piece 802 is inlayed in the activity of ball 803, and ball 803 and circular skeleton 302's inner wall sliding connection, the vertical setting of long handle 801, arc piece 802 is convex, the centre of a circle that arc piece 802 corresponds coincides with slide bearing two 6's center.

As a technical optimization scheme of the utility model, ball 803 is solid spheroid, and ball 803 equally divides into two sets ofly, and two sets of ball 803 distribute respectively at the front and the back of long handle 801.

As a technical optimization scheme of the utility model, perpendicular heavy object 8 is the axisymmetric structure, and the symmetry axis of perpendicular heavy object 8 is parallel to each other with the axis of vertical location needle 7.

When the device is used, a user holds the handrail 2 by hands, so that the whole device can be pushed to enable the distance measuring wheel 3 to walk on the ground, the vertical positioning pin 7 and the vertical weight 8 respectively rotate around the first sliding bearing 5 and the second sliding bearing 6 under the action of gravity, the ball 803 of the vertical weight 8 slides on the inner wall of the circular framework 302, the vertical positioning pin 7 and the vertical weight 8 are ensured to be always kept in a vertically downward state, when the user releases the handrail 2 by hands, the widened rubber ring 303 is in contact with the ground, the center of gravity of the whole device is lower, and the whole device can be enabled to stably stand on the ground.

To sum up can, the utility model discloses a set up range finding wheel 3, slide bearing two 6 and perpendicular heavy object 8, solved electron hand push range finding wheel and can't stabilize when using and stand subaerial, the user needs hand electron hand push range finding wheel can't liberate both hands, consequently causes awkward problem.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 a civil engineering distancer, includes titanium alloy telescopic link (1) and handrail (2), handrail (2) set up the top at titanium alloy telescopic link (1), and the top of handrail (2) has the digital display device who shows distancer measuring result, its characterized in that: the bottom of the titanium alloy telescopic rod (1) is rotatably connected with a distance measuring wheel (3), the distance measuring wheel (3) comprises a cross-shaped support frame (301), a circular framework (302) and a rubber ring (303), the bottom of the titanium alloy telescopic rod (1) is arranged at the center of the back of the cross-shaped support frame (301), the end of the cross-shaped support frame (301) is fixedly connected with the inner wall of the circular framework (302), the cross-shaped support frame (301) and the circular framework (302) are of an integral structure, the rubber ring (303) is fixedly sleeved on the surface of the circular framework (302), a connecting shaft (4) is vertically arranged at the center of the front of the cross-shaped support frame (301), the surface of the connecting shaft (4) is respectively and fixedly sleeved with a sliding bearing I (5) and a sliding bearing II (6), and the sliding bearing II (6) is positioned in the middle of the cross-shaped support, the surface of the sliding bearing I (5) and the surface of the sliding bearing II (6) are respectively fixedly sleeved with a vertical positioning needle (7) and a vertical weight (8), the vertical weight (8) is parallel to the vertical positioning needle (7), and the bottom of the vertical weight (8) is in sliding connection with the inner wall of the circular framework (302).

2. A civil engineering rangefinder as claimed in claim 1, wherein: perpendicular heavy object (8) are including long handle (801), arc piece (802) and ball (803), the fixed surface of cup jointing at slide bearing two (6) of long handle (801), the upper surface of arc piece (802) and the bottom fixed connection of long handle (801), the inside at arc piece (802) is inlayed in ball (803) activity, and the inner wall sliding connection of ball (803) and circular skeleton (302), long handle (801) vertical setting, arc piece (802) are arc, the centre of a circle that arc piece (802) correspond coincides with the center of slide bearing two (6).

3. A civil engineering rangefinder as claimed in claim 2, wherein: the balls (803) are solid spheres, the balls (803) are divided into two groups, and the two groups of balls (803) are distributed on the front surface and the back surface of the long handle (801) respectively.

4. A civil engineering rangefinder as claimed in claim 1, wherein: the vertical weight (8) is of an axisymmetric structure, and the symmetric axis of the vertical weight (8) is parallel to the axis of the vertical positioning needle (7).