CN211954138U

CN211954138U - Depth measuring rod

Info

Publication number: CN211954138U
Application number: CN201922162366.XU
Authority: CN
Inventors: 席文欢; 路元; 黄红梅; 符利; 陈华平
Original assignee: Guangdong No 2 Hydropower Engineering Co Ltd
Current assignee: Guangdong No 2 Hydropower Engineering Co Ltd
Priority date: 2019-12-05
Filing date: 2019-12-05
Publication date: 2020-11-17
Anticipated expiration: 2029-12-05

Abstract

The utility model discloses a depth measurement pole, it includes that the body of rod and discoid water stick together, and the body of rod meets perpendicularly with the terminal surface that water sticks together, and the body of rod sticks together with water can dismantle and be connected. The utility model discloses a connect discoid water at the one end of the body of rod and stick together, both avoided the depth measurement pole to go deep into during silt, reduced the degree of depth that the depth measurement pole went deep into silt, also increased depth measurement pole and silt area of contact to increase contact resistance, the survey crew of being more convenient for judges the silt top surface, improves measuring precision. The utility model discloses simple structure, and easily dismouting portable, measurement accuracy obtains improving.

Description

Depth measuring rod

Technical Field

The utility model relates to a sounding rod in the bathymetric survey technical field.

Background

At present, the urban inland river surge regulation engineering is more and more, the underwater topography and cross section measurement work of the river surge is more and more prominent, and the current topographic map measurement technology mainly adopts a GPS-RTK technology and a total station full-field mapping technology. In underwater topography measurement, the three-dimensional coordinates are acquired synchronously by adopting a GPS-RTK technology because the plane position changes rapidly. For a relatively open water area with deep depth, a single-beam depth sounder or a multi-beam depth sounder is mostly adopted, and for a small river channel or a shallow water area where a power ship cannot pass, a depth sounding rod is adopted, and manual point-by-point acquisition is carried out. However, the existing sounding rod has some disadvantages, which make it inconvenient in application, including: firstly, most of the existing depth sounding rods adopt hollow rod pieces, and when the depth sounding rods sink, buoyancy is easily generated inside the depth sounding rods to resist the sinking, so that the depth sounding rods sink difficultly; when the sounding rod is lifted up, because the outflow speed of water in the sounding rod is low, the inclination of the sounding rod causes the water in the sounding rod to leak out, and thus operators are soaked; thirdly, the traditional sounding rod cannot carry measuring equipment such as a GPS and the like, and the synchronous acquisition of plane and elevation data is troublesome; the bottom of the traditional depth sounding rod is the same as the interface of the depth sounding rod, and in a muddy riverbed, a depth sounder easily goes deep into silt, so that the error of a measuring result is large.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a depth sounding pole, its degree of depth that can reduce the depth sounding pole and go deep into silt improves and surveys the precision.

According to the utility model discloses an embodiment of the first aspect provides a depth measuring rod, and it includes that the body of rod and discoid water stick together, the body of rod meets with the terminal surface that water sticks together perpendicularly, the body of rod sticks together with water can dismantle and be connected.

According to the utility model discloses the embodiment of the first aspect, furtherly, the body of rod is the cavity pole, be equipped with at least a set of limbers on the lateral wall of the body of rod.

According to the utility model discloses the embodiment of the first aspect, furtherly, be equipped with the arch on the terminal surface that water sticks together, the arch is located the center that water sticks together, the body of rod and protruding threaded connection.

According to the utility model discloses first aspect embodiment, furtherly, the body of rod includes two sections at least hollow festival poles, the one end of festival pole is equipped with the external screw thread pipe, the other end of festival pole be equipped with can with external screw thread pipe complex festival pole internal thread, adjacent threaded connection between the festival pole.

According to the utility model discloses the embodiment of the first aspect, furtherly, be equipped with the external screw thread on the bellied side, the arch meets with the festival pole internal thread that is closest to the festival pole that the water sticks together.

According to the utility model discloses first aspect embodiment, furtherly, keep away from the festival pole top that the water sticks together and be connected with GPS device or prism.

According to the utility model discloses the embodiment of the first aspect, further, it is a set of the limbers includes the bar hole of two relative settings, the length direction in bar hole and the axial direction parallel of the body of rod.

According to the utility model discloses an in the embodiment of the first aspect, furtherly, the quantity of limbers is more than three groups, and each group's limbers is along the axial interval distribution of the body of rod.

The utility model has the advantages that: the utility model discloses a connect discoid water at the one end of the body of rod and stick together, both avoided the depth measurement pole to go deep into during silt, reduced the degree of depth that the depth measurement pole went deep into silt, also increased depth measurement pole and silt area of contact to increase contact resistance, the survey crew of being more convenient for judges the silt top surface, improves measuring precision. The utility model discloses simple structure, and easily dismouting portable, measurement accuracy obtains improving.

Drawings

In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures represent only some embodiments of the invention, not all embodiments, and that a person skilled in the art can also derive other designs and figures from these figures without inventive effort.

FIG. 1 is a front view of a reclaimed water lump in the present invention;

FIG. 2 is a schematic view of a middle section of the present invention;

FIG. 3 is a schematic view of a rod body according to the present invention;

fig. 4 is a schematic view of the overall structure of the present invention.

Detailed Description

This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of means are one or more, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as not including the number, and the terms greater than, less than, within, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

Referring to fig. 1 and 4, the depth measuring rod in the embodiment of the present invention includes a rod body 20 and a disc-shaped water lump 10, the rod body 20 is perpendicular to the end surface of the water lump 10, and the rod body 20 is detachably connected to the water lump 10. The water lump 10 prevents the rod body 20 from extending into the underwater silt, thereby affecting the measurement accuracy. In addition, because the bottom surface area that water sticks together 10 is great, the utility model discloses also great with the area of contact of silt, increased contact resistance promptly, the survey crew of being convenient for judges the silt top surface, improves the measurement accuracy of submarine elevation.

Preferably, the shaft body 20 is a hollow shaft to reduce the weight of the shaft body 20. At least one group of water through holes are formed in the side wall of the rod body 20, each group of water through holes comprise two strip-shaped holes 22 which are oppositely arranged, and the length direction of each strip-shaped hole 22 is parallel to the axial direction of the rod body 20. When the rod body 20 sinks, water can enter the rod body 20 through the water through holes and exhaust gas in the rod body, so that the buoyancy effect of the rod body 20 when the rod body sinks is reduced, and the rod body sinks more conveniently; in addition, water can also be discharged from the rod body 20 through the water through hole and enter the rod body 20 when the rod body 20 is lifted, so that the measuring personnel can be prevented from being soaked by the inlet water in the rod body 20. Preferably, the number of the water passage holes is more than three groups, and the water passage holes of each group are distributed at intervals along the axial direction of the rod body 20.

Further as a preferred embodiment, referring to fig. 2 to 3, the rod body 20 includes at least two hollow section rods 21, two adjacent section rods 21 are connected by a thread, similarly, a protrusion 11 is provided on an end surface of the water lump 10, the protrusion 11 is located at the center of the water lump 10, and the rod body 20 is connected with the protrusion 11 by a thread. Specifically, one end of the pitch rod 21 is provided with an external threaded tube 23, and the other end of the pitch rod 21 is provided with a pitch rod internal thread 24 capable of being engaged with the external threaded tube 23. The measurer can select different lengths and different numbers of section rods to be combined and spliced into the rod body 20 so as to adapt to different water depth measurement requirements. In the present embodiment, three sets of water passage holes are provided in each of the lever sections 21.

After the section rod 21 is connected into the rod body 20, the two ends of the rod body are respectively provided with a section rod internal thread 24 and an external thread pipe 23 which can be used for connecting other structures, and the rod body 20 and the water lump 21 are in threaded connection. The connection condition of the rod body 20 and the water lump 10 is as follows: preferably, the protrusion 11 is cylindrical, an external thread is arranged on the side surface of the protrusion 11, and the protrusion 11 is connected with the section bar internal thread 24 of the section bar 21 closest to the water lump 10.

Further as a preferred embodiment, a GPS device or a prism is connected to the top end of the section rod 21 far away from the water lump 10. Because the top end of the rod body 20 is provided with the internal thread or the external thread pipe 23, the connecting of surveying and mapping instruments such as a GPS device or a prism is convenient, and the function of space positioning is completed.

While the preferred embodiments of the present invention have been described in detail, it will be understood by those skilled in the art that the invention is not limited to the details of the embodiments shown, but is capable of various modifications and substitutions without departing from the spirit of the invention.

Claims

1. A sounding rod is characterized in that: including the body of rod (20) and discoid water (10) that sticks together, the body of rod (20) meets with the terminal surface of water (10) is perpendicular, the body of rod (20) sticks together (10) with water and can dismantle the connection, the body of rod (20) is the cavity pole, be equipped with at least a set of limbers on the lateral wall of the body of rod (20), a set of the limbers includes two relative bar holes (22) that set up, the length direction in bar hole (22) and the axial direction parallel of the body of rod (20).

2. The sounding rod of claim 1, wherein: be equipped with on the terminal surface of water weight (10) protruding (11), protruding (11) are located the center of water weight (10), the body of rod (20) and protruding (11) threaded connection.

3. The sounding rod of claim 2, wherein: the pole body (20) includes two sections at least hollow festival poles (21), the one end of festival pole (21) is equipped with external screw thread pipe (23), the other end of festival pole (21) is equipped with can with external screw thread pipe (23) complex festival pole internal thread (24), adjacent threaded connection between festival pole (21).

4. The sounding rod of claim 3, wherein: be equipped with the external screw thread on the side of arch (11), arch (11) meet with festival pole internal thread (24) of the festival pole (21) that is closest to water weight (10).

5. The sounding rod of claim 4, wherein: the top end of the section rod (21) far away from the water lump (10) can be connected with a GPS device or a prism.

6. The sounding rod of claim 1, wherein: the number of the water through holes is more than three groups, and the water through holes in each group are distributed at intervals along the axial direction of the rod body (20).