CN212109893U

CN212109893U - Portable electromagnetic wave range finder for surveying and mapping

Info

Publication number: CN212109893U
Application number: CN202020960056.2U
Authority: CN
Inventors: 董方; 王先训; 汪学云; 王浩淼; 钱宝宽
Original assignee: Anhui Siqi Engineering Technology Consulting Co ltd
Current assignee: Anhui Siqi Engineering Technology Consulting Co ltd
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2020-12-08
Anticipated expiration: 2030-05-29

Abstract

The utility model belongs to the technical field of engineering surveying and mapping equipment, in particular to a portable electromagnetic wave distance meter for surveying and mapping, which comprises a distance meter body and a connecting frame, the range finder body is detachably arranged in the mounting cavity of the connecting frame, the connecting frame comprises a supporting frame, a square-shaped bracket and an adjustable connecting frame for connecting the supporting frame and the square-shaped bracket, the adjustable connecting frame is composed of a plurality of oblique arms, through holes are arranged at both ends and in the middle of each oblique arm, the rotating shaft penetrates through the through holes to connect the two oblique arms into a whole, the top wall of the square bracket is provided with a through hole, one end of a bolt column passes through the through hole and is rotatably arranged on the bottom wall of the square bracket through a bearing, the other end is fixedly connected with an operating hand wheel, and the threaded sleeve on the bolt column is provided with a telescopic adjusting piece, and the end of the bottom wall extended by the telescopic adjusting piece is rotatably connected with the adjustable connecting frame through the rotating column.

Description

Portable electromagnetic wave range finder for surveying and mapping

Technical Field

The utility model relates to an engineering mapping equipment technical field indicates a portable electromagnetic wave distancer for survey and drawing especially.

Background

The range finder is a dead reckoning instrument for measuring the distance of a target and performing dead reckoning, is in many forms, is usually an elongated cylinder, consists of an objective lens, an ocular lens and a range finding turn button and is used for measuring the distance of the target, and there are two methods for electromagnetic wave range finding: the pulse ranging method comprises the steps that part of light pulse emitted by an instrument at one end of a measuring line directly enters a receiving optoelectronic device from the inside of the instrument to serve as reference pulse; the other emitted light pulses are reflected by a reflector at the other end of the measuring line and then enter a receiving optoelectronic device, and the phase distance measuring method is that light waves or microwaves modulated by high-frequency current are emitted from one end of the measuring line and returned from the other end, and then the phase difference between the emitted waves and the echo waves is measured by a phase discriminator.

The existing range finder is designed into a small handheld type in order to be convenient to carry and use, however, the small handheld type is found to have the defects that the use is inconvenient, the use range is small, and the range finder cannot be connected with a support for use in certain occasions, so that the practicability is low, and the application range is small.

Therefore, the utility model provides a portable electromagnetic wave distancer for survey and drawing to solve the problem that above-mentioned exists.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's shortcoming, provide a portable electromagnetic wave distancer for survey and drawing.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a portable electromagnetic wave distancer for survey and drawing, includes distancer body and link, distancer body demountable installation is in the installation cavity of link, and the link includes the adjustable link of support frame, "mouthful" font support and joint support frame and "mouthful" font support, and adjustable link comprises a plurality of slant arms, and the through-hole has all been seted up at the both ends of every slant arm and centre, and the pivot is passed the through-hole and is connected two slant arms as an organic whole, the roof of "mouthful" font support is equipped with the through-hole, and the one end of bolt post is passed the through-hole and is rotated through the beard and install on the diapire of "mouthful" font support, other end rigid coupling operation hand wheel, and the threaded sleeve is equipped with flexible regulating part on the bolt post, and the end that flexible regulating part extends the diapire rotates through rotating the.

As an optimized technical scheme of the utility model, the bottom of support frame has set firmly strengthening rib and a plurality of supporting leg, and the quantity of a plurality of supporting legs is more than or equal to 3.

As a preferred technical proposal of the utility model, an operation cavity is formed between the top wall and the bottom wall of the square bracket, and the bolt column is rotatably arranged in the operation cavity.

As an optimal technical scheme, two logical grooves have been seted up to one side of diapire, are equipped with the fixed plate between two logical grooves, and the bolt post passes through the bearing and rotates the connection fixed plate, and two logical grooves supply flexible regulating part business turn over to use.

As an optimal technical scheme, all be provided with the damping surface on the up end of support frame and the lower terminal surface of "mouth" font support bottom diapire, the damping surface adopts rubber or polyurethane material to make.

The utility model discloses the beneficial effect who reaches is: the utility model provides a portable electromagnetic wave distancer for survey and drawing, through the support frame that sets up, "mouth" font support, adjustable link, operation hand wheel, bolt post and flexible regulating part, during the operation, operation personnel positive and negative direction rotation operation hand wheel can realize the regulation of installation cavity volume size between support frame and the "mouth" font support, not only is convenient for dismouting distancer body, still is applicable to the distancer body of different specifications, convenient to use, application range is big, the practicality is wide; in addition, when the equipment is carried, the operator can conveniently carry the connecting frame by retracting the connecting frame.

The present invention will be described in more detail with reference to the accompanying drawings and examples.

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 view of the overall structure of the present invention;

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

FIG. 3 is a diagram illustrating the connection relationship between the adjustable connecting frame and the bolt column;

FIG. 4 is a schematic view of the bottom wall structure of the present invention;

reference numbers in the figures: 1. a rangefinder body; 2. a connecting frame; 3. a support frame; 31. reinforcing ribs; 32. supporting legs; 4. a bracket shaped like a Chinese character 'kou'; 41. a top wall; 42. a bottom wall; 43. an operating cavity; 44. a through groove; 45. a fixing plate; 5. an adjustable connecting frame; 6. a rotating shaft; 7. a bolt column; 8. operating a hand wheel; 9. a telescopic adjustment member; 10. the post is rotated.

Detailed Description

The terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like in the specification indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1:

embodiment 1 discloses a portable electromagnetic wave distance meter for surveying and mapping, as shown in fig. 1-2, comprising a distance meter body 1 and a connecting frame 2, wherein the distance meter body 1 is detachably mounted in a mounting cavity of the connecting frame 2, and the connecting frame 2 comprises a supporting frame 3 at the bottom, a bracket 4 shaped like a Chinese character kou at the top, and an adjustable connecting frame 5 which is connected with the supporting frame 3 and the bracket 4 shaped like a Chinese character kou in the middle;

the bottom of the support frame 3 is fixedly provided with a reinforcing rib 31 and a plurality of support legs 32, and the number of the support legs 32 is more than or equal to 3;

an operation cavity 43 is formed between the top wall 41 and the bottom wall 42 of the square-shaped bracket 4, the bolt column 7 is rotatably installed in the operation cavity 43, one end of the bolt column 7 passes through the telescopic adjusting piece 9 and is rotatably installed on the bottom wall 42 through a bearing (not shown in the figure), and the other end protrudes out of a through hole (not shown in the figure) of the top wall 41 and is fixedly connected with an operation hand wheel 8;

as shown in fig. 3, the adjustable connecting frame 5 is composed of a plurality of oblique arms, through holes (not marked in the figure) are formed at both ends and in the middle of each oblique arm, the rotating shaft 6 penetrates through the through holes to connect the two oblique arms into a whole, a telescopic adjusting piece 9 is sleeved on the bolt column 7 through a thread, the telescopic adjusting piece 9 is of an n-shaped structure, and two side walls of the end head of the telescopic adjusting piece 9 extending out of the bottom wall 42 are rotatably connected with the adjustable connecting frame 5 through rotating columns 10;

as shown in fig. 4, two through grooves 44 are formed in one side of the bottom wall 42, a fixing plate 45 is disposed between the two through grooves 44, the bolt post 7 is rotatably connected to the fixing plate 45 through a bearing (not shown), and the two through grooves 44 are used for the arms at the two sides of the end of the telescopic adjusting member 9 to go in and out.

Furthermore, the upper end face of the support frame 3 and the lower end face of the bottom wall 42 of the square support 4 are both provided with damping surfaces made of rubber or polyurethane materials.

The working principle is as follows:

installing the range finder body 1, rotating an operating hand wheel 8 by an operator, rotating the operating hand wheel 8 to drive a bolt column 7 to synchronously rotate, so that a telescopic adjusting piece 9 sleeved with threads on the operating hand wheel moves downwards to expand an adjustable connecting frame 5, and an installation cavity between a support frame 3 and a square-shaped support frame 4 is enlarged, so that the range finder body 1 can be conveniently installed by the operator, is suitable for various occasions, is also suitable for installation operation of range finder bodies 1 of different specifications, and is convenient to use;

during carrying, the operation personnel dismantle distancer body 1, later, the rotatory operation hand wheel 8 in opposite direction, the rotatory bolt post 7 that drives of operation hand wheel 8 rotates in opposite direction in step for the flexible regulating part 9 that the screw thread cover was established on it moves upwards, causes adjustable link 5 shrink, reduces the installation cavity between support frame 3 and "mouth" font support 4, and until support frame 3 and "mouth" font support 4 merge together, make things convenient for the operation personnel to carry equipment.

The above embodiments are merely to describe the preferred embodiments of the present invention, and are not to limit the scope of the present invention, and various modifications and improvements made by the technical solutions of the present invention by those skilled in the art should fall within the protection scope defined by the claims of the present invention without departing from the design spirit of the present invention.

The utility model discloses the part that does not relate to all is the same with prior art or can adopt prior art to realize.

Claims

1. A portable electromagnetic wave distance measuring instrument for surveying and mapping is characterized by comprising a distance measuring instrument body (1) and a connecting frame (2), wherein the distance measuring instrument body (1) is detachably mounted in a mounting cavity of the connecting frame (2), the connecting frame (2) comprises a support frame (3), a square-shaped support (4) and an adjustable connecting frame (5) for connecting the support frame (3) and the square-shaped support (4), the adjustable connecting frame (5) is composed of a plurality of oblique arms, through holes are formed in the two ends and the middle of each oblique arm, a rotating shaft (6) penetrates through the through holes to connect the two oblique arms into a whole, a through hole is formed in the top wall (41) of the square-shaped support (4), one end of a bolt column (7) penetrates through the through hole to be rotatably mounted on the bottom wall (42) of the square-shaped support (4) through a bearing, the other end is fixedly connected with an operating hand wheel (8), and the threaded sleeve is equipped with flexible adjusting part (9) on bolt post (7), and the end that flexible adjusting part (9) extend diapire (42) is rotated through rotating post (10) and is connected adjustable link (5).

2. The portable electromagnetic wave range finder for surveying and mapping according to claim 1, wherein a reinforcing rib (31) and a plurality of supporting legs (32) are fixedly arranged at the bottom of the supporting frame (3), and the number of the plurality of supporting legs (32) is greater than or equal to 3.

3. A portable electromagnetic wave distance meter for surveying and mapping according to claim 1, characterized in that an operating cavity (43) is formed between the top wall (41) and the bottom wall (42) of the square-shaped support (4), and the bolt column (7) is rotatably mounted in the operating cavity (43).

4. The portable electromagnetic wave distance meter for surveying and mapping of claim 1, wherein one side of the bottom wall (42) is opened with two through grooves (44), a fixing plate (45) is arranged between the two through grooves (44), the bolt column (7) is rotatably connected with the fixing plate (45) through a bearing, and the two through grooves (44) are used for the flexible adjusting member (9) to go in and out.

5. A portable electromagnetic wave distance meter for surveying and mapping according to claim 1, wherein the upper end surface of the supporting frame (3) and the lower end surface of the bottom wall (42) of the square-shaped bracket (4) are provided with shock absorbing surfaces, and the shock absorbing surfaces are made of rubber or polyurethane material.