CN215725870U

CN215725870U - A GNSS receiver altitude measurement device

Info

Publication number: CN215725870U
Application number: CN202121184523.8U
Authority: CN
Inventors: 郭科; 申龙�; 刘绍勇; 李凌峰
Original assignee: Hunan Textile Design Institute Co ltd
Current assignee: Hunan Textile Design Institute Co ltd
Priority date: 2021-05-28
Filing date: 2021-05-28
Publication date: 2022-02-01
Anticipated expiration: 2031-05-28

Abstract

The utility model relates to a height measuring device of a GNSS receiver, which comprises a reference station, a threaded rod and a support frame, wherein the reference station is connected with the support frame through the threaded rod for ground erection, and the height measuring device also comprises an upper clamping piece, a lower clamping piece, a movable piece and a distance measuring sensor, wherein the upper clamping piece and the lower clamping piece are in threaded connection with the threaded rod, the movable piece is movably arranged between the upper clamping piece and the lower clamping piece and is clamped through the upper clamping piece and the lower clamping piece to realize the fixation of the movable piece, and the distance measuring sensor is downwards arranged at one end of the movable piece. The utility model has the advantages of ingenious design, small installation difficulty, convenient and quick reading and convenient use and measurement, and can realize the accurate measurement of the height from the reference station to the ground.

Description

GNSS receiver height measuring device

Technical Field

The utility model relates to engineering surveying and mapping, in particular to a height measuring device of a GNSS receiver.

Background

The GNSS receiver is an electronic measuring instrument used in the technical field of surveying and mapping science, and mainly performs precise geodetic measurement and precise engineering measurement, and the GNSS receiver mainly performs relative positioning by adopting a carrier phase observation value, so that the positioning precision is high. When the GNSS receiver is used, the reference station of the GNSS receiver is connected with the support frame through the threaded rod for ground erection, meanwhile, the height from the reference station of the GNSS receiver to the ground needs to be measured, a measuring tape is generally adopted for taking values from three vacant positions of the support frame, then averaging is carried out, but the error of a manual measurement method is large, the reading is inconvenient, and the difficulty is brought to the use and the measurement.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model provides a height measuring device of a GNSS receiver.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a GNSS receiver height measuring device includes reference station, threaded rod, support frame, and the reference station carries out ground through threaded rod joint support frame and erects, still includes and presss from both sides tight piece, activity piece, range finding sensor down, on press from both sides tight piece, press from both sides tight piece threaded connection down the threaded rod, the activity piece mobile set up in on press from both sides between the tight piece, press from both sides down between the tight piece, and pass through on press from both sides tight piece, press from both sides tight piece down and press from both sides the realization the fixed of activity piece, range finding sensor sets up in activity piece one end down.

In a preferred embodiment of the GNSS receiver height measuring apparatus provided by the present invention, a sliding groove is disposed in the movable plate, and a width of the sliding groove is greater than a diameter of the threaded rod.

In a preferred embodiment of the GNSS receiver height measuring apparatus provided by the present invention, the opposing surfaces of the upper clamping piece and the lower clamping piece are provided with circular platforms having a diameter larger than the width of the movable piece.

In a preferred embodiment of the GNSS receiver height measuring apparatus provided by the present invention, the distance measuring sensor is connected to a digital display module, and the digital display module is integrated with an operation panel of the GNSS receiver.

Compared with the prior art, the height measuring device of the GNSS receiver provided by the utility model has the beneficial effects that: the utility model has the advantages of ingenious design, small installation difficulty, convenient and quick reading and convenient use and measurement, and can realize the accurate measurement of the height from the reference station to the ground.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:

fig. 1 is a schematic structural diagram of a GNSS receiver height measuring apparatus.

FIG. 2 is a schematic bottom view of a GNSS receiver height measurement apparatus.

In the figure: 1. a reference station; 2. a threaded rod; 3. an upper clamping piece; 4. a lower clamping piece; 5. a movable plate; 6. a ranging sensor; 7. a chute; 8. a circular platform.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-2, the GNSS receiver height measuring device includes a reference station 1, a threaded rod 2, a support frame, and an upper clamping piece 3, a lower clamping piece 4, a movable piece 5, and a distance measuring sensor 6, where the reference station 1 is connected to the support frame through the threaded rod 2 for ground erection, the upper clamping piece 3 and the lower clamping piece 4 are connected to the threaded rod 2 through threads, the movable piece 5 is movably disposed between the upper clamping piece 3 and the lower clamping piece 4, and is clamped by the upper clamping piece 3 and the lower clamping piece 4 to fix the movable piece 5, and the distance measuring sensor 6 is disposed at one end of the movable piece 5 downward, so that the conventional GNSS receiver is difficult to transform and convenient to install. When the device is used, the vertical distance from the distance measuring sensor 6 to the ground is measured, in addition, a height difference compensation value is added, the height difference compensation value is particularly shown as the height from a starting point of the distance measuring sensor 6 to a specific position of the reference station 1, the height difference compensation value is a fixed value, and by rotating the movable plate 5, the measurement of all points on the circumference of the reference station 1 is realized, the average value is obtained, the measurement is accurate, the reading is convenient and fast, and the use and the measurement are convenient.

Preferably, be provided with spout 7 in the movable piece 5, spout 7 width is greater than 2 diameters of threaded rod, movable piece 5 can pass through spout 7 slides, realizes stretching out, makes the maximum distance that movable piece 5 removed to one side surpasss the support frame shelters from the position that reachs ground, and this telescopic structure is favorable to reducing movable piece 5 length is favorable to accomodating.

Preferably, the opposite surfaces of the upper clamping piece 3 and the lower clamping piece 4 are provided with circular platforms 8 with diameters larger than the width of the movable piece 5, so that the movable piece 5 can be clamped conveniently, and the movable piece 5 and the threaded rod 2 can be kept perpendicular.

Preferably, the distance measuring sensor 6 is connected with a digital display module, and the digital display module is integrated on an operation panel of the GNSS receiver, so that the reading is more convenient.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims

1. a GNSS receiver height measuring device, comprising a reference station, a threaded rod, a support frame, and the reference station is erected on the ground by connecting a support frame with a threaded rod, it is characterized in that: comprise upper clamping sheet, lower clamping sheet, movable sheet , distance measuring sensor, the upper clamping piece and the lower clamping piece are threadedly connected to the threaded rod, the movable piece can be movably arranged between the upper clamping piece and the lower clamping piece, and passes through the upper clamping piece and the lower clamping piece. The clamping piece and the lower clamping piece are clamped to realize the fixing of the movable piece, and the distance measuring sensor is arranged on one end of the movable piece facing downward.

2 . The height measuring device of a GNSS receiver according to claim 1 , wherein the movable piece is provided with a chute, and the width of the chute is larger than the diameter of the threaded rod. 3 .

3 . The height measuring device of a GNSS receiver according to claim 1 , wherein the opposite surfaces of the upper clamping piece and the lower clamping piece are provided with a circular platform with a diameter larger than the width of the movable piece. 4 .

4. A GNSS receiver height measuring device according to claim 1, wherein the ranging sensor is connected to a digital display module, and the digital display module is integrated into the operation panel of the GNSS receiver.