CN213067433U

CN213067433U - Triangular weir device for measuring water level in pumping test

Info

Publication number: CN213067433U
Application number: CN202022570105.4U
Authority: CN
Inventors: 裴进云; 宁建国; 李沛龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-10
Filing date: 2020-11-10
Publication date: 2021-04-27
Anticipated expiration: 2030-11-10

Abstract

The utility model discloses a pumping test water level measurement triangle weir device, include: the triangular weir body is provided with a triangular weir crest, and scale marks are arranged on two sides of the triangular weir body; the copper wire carrier structure is arranged on the triangular weir body and comprises two groups of guide rings symmetrically fixed on the triangular weir body, two insulating rods vertically penetrating through the guide rings respectively, a supporting platform arranged between the two insulating rods, a spring clamp fixed on the triangular weir body and capable of fixing the insulating rods and a cake-shaped floating body arranged at the bottom ends of the insulating rods; the copper wire detection structure comprises a detection copper wire and a universal meter, wherein the detection copper wire is horizontally arranged between two insulating rods and is positioned above the cake-shaped floating body, and the universal meter is arranged on the supporting platform. The utility model provides a pair of triangular weir device is measured to experimental water level of drawing water can improve weir crest height measurement's accuracy for the test of drawing water is true more effective, better guide production practice.

Description

Triangular weir device for measuring water level in pumping test

Technical Field

The utility model relates to a hydrogeology field, more specifically says, the utility model relates to a triangular weir device is measured to experimental water level that draws water.

Background

The hydrogeological hole is different from a general geological exploration hole, not only serves as a geological exploration hole to meet the requirements of construction and geology, but also needs to obtain hydrogeological parameters through a pumping test. The triangular weir for flow measurement in the pumping test process is a necessary measuring device, however, in the measuring process, different measuring personnel can measure different weir height data, the observation result is easy to distort, and the most real hydrogeological characteristics cannot be reflected.

This device is through improving traditional triangle weir, can improve weir crest height measurement's accuracy for the test of drawing water is more true effective, better guide production practice.

SUMMERY OF THE UTILITY MODEL

It is an object of the present invention to solve at least the above problems and to provide at least the advantages which will be described later.

The utility model discloses it is still another purpose to provide a pumping test water level measurement triangular weir device of high accuracy.

In order to achieve the above object, the utility model provides a pumping test water level measurement triangular weir device, a serial communication port, include:

the triangular weir body is provided with a triangular weir crest, and scale marks are arranged on two sides of the triangular weir body;

the copper wire carrier structure is arranged on the triangular weir body and comprises two groups of guide rings symmetrically fixed on the triangular weir body, two insulating rods vertically penetrating through the guide rings respectively, a supporting platform arranged between the two insulating rods, a spring clamp fixed on the triangular weir body and capable of fixing the insulating rods and a cake-shaped floating body arranged at the bottom ends of the insulating rods;

the copper wire detection structure comprises a detection copper wire and a universal meter, wherein the detection copper wire is horizontally arranged between two insulating rods and is positioned above the cake-shaped floating body, the universal meter is arranged on the supporting platform, and two ends of the detection copper wire are respectively electrically connected with the positive electrode and the negative electrode of the universal meter.

As a preferred scheme of pumping test water level measurement triangular weir device, arbitrary group the guide ring all includes two guide ring bodies at least, just the diameter of guide ring body with the difference of insulating rod diameter is less than 1 mm.

As a preferred scheme of pumping test water level measurement triangular weir device, the inside hollow structure that is of pie body, and it adopts the polyethylene material to make, the diameter of pie body does at least 5 times of insulating rod diameter, and its thickness is less than the diameter of insulating rod.

As an optimized scheme of experimental water level measurement triangle weir device draws water, the degree of depth of triangle weir mouth does two-thirds of triangle weir body height.

As an optimized scheme of pumping test water level measurement triangular weir device, survey the copper wire with distance between the cake body is less than the third of triangular weir crest height.

The utility model discloses at least, include following beneficial effect:

1. a pumping test water level measurement triangle weir device, will the insulating rod slowly moves down, during the surface of water of cake form body contact, produces buoyancy, with will the power production part that the insulating rod promoted downwards offsets for the dynamics of the insulating rod of lapse can be controlled to the best, improves the control degree to the insulating rod, prevents that the hand control dynamics is not good, causes the big condition of insulating rod shake dynamics to appear, has further improved the accuracy of weir height.

2. A pumping test water level measurement triangle weir device, choose for use and survey the copper wire and carry out the measurement of weir height, survey the universal meter at copper wire both ends, when surveying the copper wire height and highly coincide with rivers, the universal meter has data display, when surveying the copper wire and highly not coinciding with rivers, the universal meter does not have data display, the principle is reasonable for pumping test is true more effective, better guidance production practice.

3. A pumping test water level measurement triangle weir device, its simple structure, reasonable in design is fit for using widely.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

Fig. 1 is the structure schematic diagram of the pumping test water level measurement triangular weir device of the utility model.

Detailed Description

The present invention is further described in detail below with reference to the drawings and examples so that those skilled in the art can implement the invention with reference to the description.

It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.

It is to be noted that the experimental methods described in the following embodiments are all conventional methods unless otherwise specified, and the reagents and materials, if not otherwise specified, are commercially available; in the description of the present invention, it should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected" and "disposed" are to be construed broadly, and may include, for example, a fixed connection, a removable connection, or an integral connection. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The terms "lateral," "longitudinal," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.

In one of them experimental water level measurement triangular weir device technical scheme draws water, as shown in fig. 1, the utility model provides an experimental water level measurement triangular weir device draws water, include:

the triangular weir comprises a triangular weir body 1, a triangular weir crest 3 and scale marks 2 arranged on two sides of the triangular weir body;

the copper wire carrier structure is arranged on the triangular weir body 1 and comprises two groups of guide rings 5 symmetrically fixed on the triangular weir body 1, two insulating rods 4 vertically penetrating through the guide rings 5 respectively, a supporting platform 8 arranged between the two insulating rods 4, a spring clamp 6 fixed on the triangular weir body 1 and capable of fixing the insulating rods 4 and a cake-shaped floating body 7 arranged at the bottom end of the insulating rods 4;

the copper wire detection structure comprises a detection copper wire and a universal meter 9, wherein the detection copper wire is horizontally arranged between two insulating rods 4 and is positioned above the cake-shaped floating body 7, the universal meter 9 is arranged on the supporting platform 8, and two ends of the detection copper wire are respectively electrically connected with the positive electrode and the negative electrode of the universal meter 9.

In another pumping test water level measurement triangular weir device technical scheme, any group of guide ring 5 at least comprises two guide ring bodies, and the difference between the diameter of the guide ring bodies and the diameter of the insulating rod 4 is smaller than 1 mm.

In another pumping test water level measurement triangular weir device technical scheme, the cake-shaped floating body 7 is of a hollow structure and is made of polyethylene materials, the diameter of the cake-shaped floating body 7 is at least 5 times of that of the insulating rod 4, and the thickness of the cake-shaped floating body is smaller than that of the insulating rod 4.

In another pumping test water level measurement triangular weir device technical scheme, the depth of triangular weir mouth 3 is two thirds of the height of triangular weir body 1.

In another technical scheme of the pumping test water level measuring triangular weir device, the distance between the detection copper wire and the cake-shaped floating body 7 is less than one third of the height of the triangular weir port.

The utility model discloses a theory of operation does:

the method comprises the steps of selecting a detection copper wire to measure the weir height, connecting universal meters 9 to two ends of the detection copper wire, moving the insulating rod 4 downwards slowly, generating buoyancy force when the cake-shaped floating body 7 is in contact with the water surface, and generating partial offset with the force pushing the insulating rod 4 downwards, so that the strength of moving the insulating rod 4 downwards can be controlled to be optimal, the control degree of the insulating rod 4 is improved, when the detection copper wire is overlapped with water flow, a display screen 10 of the universal meter 9 displays data, the insulating rod 4 stops moving, the insulating rod 4 is fixed through the spring clamp 6, the position of the detection copper wire is read through the scale marks 2, the height of the detection copper wire is the height of the water flow, and the weir height is measured accurately.

While the embodiments of the invention have been disclosed above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in all kinds of fields of application suitable for this invention, and further modifications may be readily made by those skilled in the art, and the invention is therefore not limited to the specific details shown and described herein without departing from the general concept defined by the claims and their equivalents.

Claims

1. The utility model provides a pumping test water level measurement triangular weir device which characterized in that includes:

2. The pumping test water level measurement triangular weir device according to claim 1, wherein any group of the guide rings comprises at least two guide ring bodies, and the difference between the diameter of the guide ring body and the diameter of the insulating rod is less than 1 mm.

3. The pumping test water level measurement triangular weir device according to claim 1, wherein the cake-shaped floating body is hollow inside and made of polyethylene material, the diameter of the cake-shaped floating body is at least 5 times of the diameter of the insulating rod, and the thickness of the cake-shaped floating body is smaller than the diameter of the insulating rod.

4. The pumping test water level measurement triangular weir device according to claim 1, wherein the depth of the triangular weir port is two thirds of the height of the triangular weir body.

5. The pumping test water level measurement triangular weir device according to claim 1, wherein the distance between the detection copper wire and the cake-shaped floating body is less than one third of the height of the triangular weir.