CN106969810A - Elastic energy accumulation type float gauge - Google Patents

Abstract

The invention provides an elastic energy storage type float water level gauge, comprising: a mounting bracket, a metering device, an elastic self-retracting device, a float and a cable; the metering device and the elastic self-retracting device are respectively fixed on the mounting bracket above; the first end of the cable is connected to the elastic self-retracting device, the second end of the cable is connected to the float after bypassing the metering device, and the float floats up and down to drive the The metering device performs the metering. The elastic self-retracting device is used to output a fixed elastic force to realize the self-retracting function of the cable with the float. The fixed elastic force output by the elastic self-retracting device is greater than the gravity of the cable and smaller than the float. heavy. The elastic energy storage type float water level gauge provided by the invention has a simple structure, is suitable for use in a small-diameter measurement environment, and is convenient for installation and operation.

Description

Elastic energy storage float water level gauge

technical field

The invention relates to the technical field of liquid level measurement, in particular to an elastic energy storage type float water level gauge.

Background technique

At present, float water level gauges are used in many occasions of water level measurement in the water conservancy industry. Float water level gauges have the advantages of unrestricted measurement accuracy and durability.

However, most of the existing float water level gauges include a turntable structure, as well as floats and counterweights arranged at both ends of the turntable structure. Since the space occupied by the floats and counterweights is relatively large, the excavation of the measuring facilities will increase. In addition, it is not suitable for occasions where the use of space is limited, such as small-caliber measuring wells; and the existing float water level gauge is inconvenient to install, and the float and counterweight are easy to slip, which brings a lot of inconvenience to the installation and measurement.

Contents of the invention

Aiming at the defects in the prior art, the present invention provides an elastic energy storage type float water level gauge. The elastic energy storage type float water level gauge provided by the present invention has a simple structure, is suitable for use in a small-diameter measurement environment, and is easy to install and operate. Both are very convenient.

Specifically, the present invention provides the following technical solutions:

An elastic energy storage type float water level gauge, comprising: a mounting bracket, an elastic self-retracting device, a meter device, a float and a cable;

The elastic self-retracting device and the metering device are respectively fixed on the mounting bracket;

The first end of the cable is connected to the elastic self-retracting device, the second end of the cable is connected to the float after bypassing the meter device, and the float floats up and down to drive the meter The device is used for metering, and the elastic self-retracting device is used to output a fixed elastic force to realize the self-retracting function of the cable with the float. The fixed elastic force output by the elastic self-retracting device is greater than the gravity of the cable and smaller than the gravity of the float .

Further, the elastic self-retracting device includes: a fixing force elastic component and a self-retracting turntable, the fixing force elastic component and the self-retracting turntable are installed on the same self-retracting shaft, and the self-retracting turntable can rotate around the self-retracting turntable The retracting shaft rotates, and the self-retracting shaft is fixed on the mounting bracket;

The first end of the cable is connected to the fixing force elastic member, and the second end of the cable is connected to the float after bypassing the self-retracting turntable and the metering device.

Further, the fixed force elastic component is a fixed force spring.

Further, the metering device includes: a metering wheel and a water level encoder, the metering wheel and the water level encoder are coaxially connected through a metering shaft, and the metering wheel drives the metering shaft to rotate, The water level encoder outputs water level information according to the number of rotations of the log shaft.

Further, the cable is a metal cable made of stainless steel.

Further, the diameter of the cable is 0.2-1 cm.

It can be seen from the above technical solution that the elastic energy storage float water level gauge provided by the present invention utilizes the fixed elastic energy storage characteristics of the elastic self-retracting device, that is, the elastic self-retracting device always outputs a constant elastic force when a certain deformation occurs, replacing the traditional The counterweight structure of the float water level gauge realizes the self-shrinking function of the cable connected to the float. Since the traditional float water level gauge uses the counterweight to realize the retraction and release of the float cable, the elastic energy storage float water level gauge only contains one The drooping cable has a simple structure and is easy to install and operate. It is suitable for occasions with limited space, such as the measurement of the water level at the wellhead with a smaller diameter, saving engineering excavation and costs.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are For some embodiments of the present invention, those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is a schematic structural view of an elastic energy storage type float water level gauge provided by an embodiment of the present invention;

Fig. 2 is a side view of an elastic energy storage type float water level gauge provided by an embodiment of the present invention;

In Fig. 1 and Fig. 2, 1 represents the mounting bracket; A represents the elastic self-retracting device; B represents the meter device; 2 represents the self-retracting turntable; 3 represents the elastic part of the fixed force; 4 represents the meter wheel; 5 represents the water level encoder; 6 represents a float; 7 represents a cable; 8 represents a meter shaft; 9 represents a self-retracting shaft.

detailed description

In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments It is a part of embodiments of the present invention, but not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

Fig. 1 shows a schematic structural diagram of an elastic energy storage type float water level gauge provided by an embodiment of the present invention. Referring to Fig. 1, the elastic energy storage type float water level gauge provided by the embodiment of the present invention includes: a mounting bracket 1, an elastic self-retracting device A, a metering device B, a float 6 and a cable 7;

The elastic self-retracting device A and the trip meter B are respectively fixed on the mounting bracket 1;

The first end of the cable 7 is connected to the elastic self-retracting device A, and the second end of the cable 7 is connected to the float 6 after bypassing the meter device B, and the float 6 floats up and down , to drive the metering device B for metering, the elastic self-retracting device A is used to output fixed elastic force to realize the self-retracting and releasing function of the cable 7 with the float 6, the fixed output of the elastic self-retracting device A The elastic force is greater than the gravity of the cable 7 and smaller than the gravity of the float 6 .

It can be seen from the above description that the elastic energy storage float water level gauge provided by the embodiment of the present invention utilizes the fixed elastic energy storage characteristics of the elastic self-retracting device, that is, the elastic self-retracting device always outputs a constant elastic force when a certain deformation occurs, instead of The counterweight structure of the traditional float water level gauge realizes the self-shrinking function of the cable connected to the float. Since the traditional float water level gauge uses the counterweight to realize the retraction and release of the float cable, the elastic energy storage float water level gauge only contains one One drooping cable, simple structure, easy to install and operate, suitable for occasions with limited space, such as the measurement of the water level at the wellhead with a smaller diameter, saving engineering excavation and cost.

In an optional embodiment, referring to Fig. 1 and Fig. 2, the elastic self-retracting device A includes: a fixing force elastic component 3 and a self-retracting turntable 2, the fixing force elastic component 3 and the self-retracting turntable 2 Installed on the same self-retracting shaft 9, the self-retracting turntable 2 can rotate around the self-retracting shaft 9, and the self-retracting shaft 9 is fixed on the mounting bracket 1;

The first end of the cable 7 is connected to the fixed force elastic member 3, and the second end of the cable 7 is connected to the float 6 after bypassing the self-retracting turntable 2 and the trip meter B .

In an optional embodiment, the fixing force elastic member 3 is a fixing force spring. Certainly, the fixing force elastic member 3 may also be other elastic members such as an elastic belt capable of outputting fixing elastic force.

In an optional embodiment, referring to Fig. 1 and Fig. 2, the mileage device B includes: a mileage wheel 4 and a water level encoder 5, and the mileage wheel 4 and the water level encoder 5 pass the mileage The shaft 8 is coaxially connected, the log wheel 4 drives the log shaft 8 to rotate, and the water level encoder 5 outputs water level information according to the number of rotations of the log shaft 8 .

For example, referring to Fig. 1, the first end of the cable 7 is connected to the fixed force elastic member 3, and the second end of the cable 7 goes around the self-retracting turntable 2 and the metering device B. The meter wheel 4 is connected with the float 6 (that is, the float 6 bypasses the meter device B through the cable 7, and the cable 7 is wound around the self-retracting device A after bypassing the meter device B, and the fixed force elastic part 3-phase connection), the float 6 floats up and down, driving the metering device B to measure the distance. Since the fixed force elastic member 3 can output a fixed elastic force greater than the gravity of the cable 7 and less than the gravity of the float 6, it can replace the counterweight structure of the traditional float water level gauge and realize the self-shrinking function of the cable connected to the float. It can be seen that the embodiment of the present invention changes the traditional float water level gauge to realize the retraction and release of the float cable through the counterweight, so that the elastic energy storage float water level gauge only contains one drooping cable, which has a simple structure and is easy to install and operate, and is applicable to In the case of limited space, such as the measurement of the water level of the wellhead with a smaller diameter, it can save the amount of engineering excavation and cost.

In an optional embodiment, the cable 7 is a metal cable made of stainless steel. Preferably, the diameter of the cable 7 is 0.2-1 cm.

In the description of the present invention, it should be noted that the orientation or positional relationship indicated by the terms "upper", "lower", etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present invention and simplifying the description. It is not intended to indicate or imply that the referred device or element must have a particular orientation, be constructed in a particular orientation, and operate in a particular orientation, and thus should not be construed as limiting the invention. Unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be interpreted in a broad sense, for example, it may be a fixed connection, a detachable connection, or an integral connection; it may be a mechanical connection, It can also be an electrical connection; it can be a direct connection, or an indirect connection through an intermediary, or an internal communication between two components. Those of ordinary skill in the art can understand the specific meanings of the above terms in the present invention according to specific situations.

It should also be noted that in this article, relational terms such as first and second etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that these entities or operations Any such actual relationship or order exists between. Furthermore, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article, or apparatus comprising a set of elements includes not only those elements, but also includes elements not expressly listed. other elements of or also include elements inherent in such a process, method, article, or device. Without further limitations, an element defined by the phrase "comprising a ..." does not exclude the presence of additional identical elements in the process, method, article or apparatus comprising said element.

The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: it can still be described in the foregoing embodiments Modifications are made to the recorded technical solutions, or equivalent replacements are made to some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the various embodiments of the present invention.

Claims (6)

1. An elastic energy storage type float water level gauge is characterized in that, comprising: mounting bracket, elastic self-retracting device, metering device, float and cable; The elastic self-retracting device and the metering device are respectively fixed on the mounting bracket; The first end of the cable is connected to the elastic self-retracting device, the second end of the cable is connected to the float after bypassing the meter device, and the float floats up and down to drive the meter The device is used for metering, and the elastic self-retracting device is used to output a fixed elastic force to realize the self-retracting function of the cable with the float. The fixed elastic force output by the elastic self-retracting device is greater than the gravity of the cable and smaller than the gravity of the float . 2. The elastic energy storage type float water level gauge according to claim 1, wherein the elastic self-retracting device comprises: a fixed force elastic component and a self-retracting turntable, and the fixed force elastic component and the self-retracting turntable Installed on the same self-retracting shaft, the self-retracting turntable can rotate around the self-retracting shaft, and the self-retracting shaft is fixed on the mounting bracket; The first end of the cable is connected to the fixing force elastic member, and the second end of the cable is connected to the float after bypassing the self-retracting turntable and the metering device. 3 . The elastic energy storage type float water level gauge according to claim 1 , wherein the fixed force elastic component is a fixed force spring. 4 . 4. The elastic energy storage type float water level gauge according to any one of claims 1 to 3, wherein the metering device comprises: a metering wheel and a water level encoder, and the metering wheel and the water level The encoder is connected coaxially with the log shaft, the log wheel drives the log shaft to rotate, and the water level encoder outputs water level information according to the number of rotations of the log shaft. 5. The elastic energy storage type float water level gauge according to claim 1, wherein the cable is a metal cable made of stainless steel. 6. The elastic energy storage type float water level gauge according to claim 5, characterized in that the diameter of the cable is 0.2-1 cm.