CN213180213U - Probe for water level measurement and water level measurement device thereof - Google Patents

Abstract

The application provides a probe for measuring water level and a water level measuring device thereof, wherein the probe for measuring water level comprises an electrode part, a weight block and a shell; one end of the electrode part is an electrode end, and the electrode end comprises a positive electrode end and a negative electrode end; the weight is arranged right below the electrode end; the shell is arranged at the periphery of the electrode end and the heavy block; the electrode part, the weight and the shell are matched to enable the probe to have a first working state and a second working state, and the electrode part is positioned in the shell when the probe is in the first working state; and in the second working state, the shell floats on the water surface, and the weight block drives the electrode part to continuously fall to the electrode end to be contacted with the water surface. This application sets up the pouring weight in the below of electrode tip, and the effect is the action of gravity who utilizes the pouring weight, guarantees that the electrode tip can fall into the aquatic smoothly and accomplish the test with water contact, and another advantage of this structure lies in, and application scope is wide and the measuring accuracy is high, can be applicable to mud, the impurity is more, the higher water environment of pollution degree, and better washing after the test.

Description

Probe for water level measurement and water level measurement device thereof

Technical Field

The application relates to the technical field of water level measurement, in particular to a probe for water level measurement and a water level measuring device thereof.

Background

In geological exploration work, especially in the exploration of underground water states, the underground water level needs to be monitored, a water level gauge is used for measuring the underground water level, an electric water level gauge is frequently adopted at present, the working principle of the electric water level gauge is that the electric conductivity of water is utilized, when positive and negative electrodes are contacted with the water, a conductive loop is formed, and indicative signals such as sound, light and the like are sent out.

Currently, commercially available electrical level gauges, such as steel-rule level gauges; or a water level gauge such as that disclosed in patent document CN211602081U, have the following disadvantages in practical use: when the probe reaches a water level measuring point, air may exist in the cavity of the probe, and the opening of the probe is small, so that water cannot smoothly enter the cavity of the probe to contact with the electrode, and the test cannot be normally performed.

Patent CN209387096U discloses a resistance-type drilling water level measurement probe, has set up the counter weight above the probe to and set up the exhaust hole, can solve above-mentioned problem, but the device also has the exhaust hole after using a period and leads to the unable smooth discharge of cavity air, the unable smooth condition that gets into the cavity of water by impurity such as silt to block.

SUMMERY OF THE UTILITY MODEL

In order to solve the above technical problems, the present application provides a water level measuring probe and a water level measuring apparatus thereof, wherein the water level measuring probe includes an electrode part, a weight and a housing; one end of the electrode part is an electrode end, and the electrode end comprises a positive electrode end and a negative electrode end; the weight is arranged right below the electrode end; the shell is arranged on the periphery of the electrode end and the weight; the electrode part, the weight and the shell are matched to enable the probe to have a first working state and a second working state, and the electrode part is positioned in the shell when the probe is in the first working state; and in the second working state, the shell floats on the water surface, and the weight drives the electrode part to continuously fall to the electrode end to be contacted with the water surface.

The effect of this application shell can protect the electrode end on the one hand, and the place that has water such as the wall of a well is touched in the whereabouts in-process of preventing at the probe on the other hand, takes place the condition of mistesting.

This application sets up the pouring weight in the below of electrode tip, and the effect is the action of gravity who utilizes the pouring weight, guarantees that the electrode tip can fall into the aquatic smoothly and accomplish the test with water contact, and another advantage of this structure lies in, and application scope is wide and the measuring accuracy is high, can be applicable to mud, the impurity is more, the higher water environment of pollution degree, and better washing after the test.

Furthermore, the shell is connected with one end, far away from the electrode end, of the electrode part through a clamping part, and the shell is connected with the clamping part through threads. This application shell and joint portion are detachable construction, make things convenient for going on of work such as dismantlement, the maintenance of shell.

Furthermore, the clamping portion is sleeved on the periphery of the electrode portion, and the shell is arranged on the periphery of the clamping portion; a gap is reserved between the clamping part and the electrode part; the electrode part is provided with a clamping part, the electrode part is provided with a limiting part, the limiting part is sleeved on the periphery of the electrode part, and the cross-sectional area of the limiting part is larger than that of the gap. According to the electrode clamping device, a gap is reserved between the clamping part and the electrode part, so that when the clamping part floats on the water surface, the smooth falling of the electrode end is not influenced; the setting of locating part for the position of joint portion plays the joint and restricts the effect.

Furthermore, the shell comprises a first connecting portion and a second connecting portion which are connected, one end of the first connecting portion is connected with the clamping portion, the other end of the first connecting portion is connected with the second connecting portion, and one end, far away from the first connecting portion, of the second connecting portion is bent towards the inner side by 10-20 degrees. The shell can ensure stable floating on the water surface, saves space in the horizontal direction to a certain extent, and is more beneficial to the probe to be applicable to a narrow falling channel.

The electrode part is connected with the weight block through the positioning part, the positioning part comprises a first through hole, a second through hole and a third through hole, the first through hole is used for being matched with the positive pole end, the second through hole is used for being matched with the negative pole end, the third through hole is used for being matched with the weight block, and the first through hole, the second through hole and the third through hole are vertically arranged. This application is through setting up location portion, and on the one hand, electrode tip and heavy object play the positioning action, and on the other hand, if the shell is blocked unable smooth whereabouts at the decline in-process, location portion also can play certain effect of sheltering from, prevents that the electrode tip from being stained with the water of the wall of a well.

Furthermore, the third through hole is arranged at the center of the positioning portion, and the first through hole and the second through hole are symmetrically arranged by taking the third through hole as the center. The effect that the heavy object set up in center department can guarantee more stable, more steady when the probe whereabouts, improves the measuring accuracy.

Further, the upper end of the weight is in threaded connection with the third through hole.

Furthermore, the positioning part comprises a buckle structure which can be opened and closed, and a first buckle hole for placing the positive end, a second buckle hole for placing the weight block and a third buckle hole for placing the negative end are respectively arranged in the buckle structure; the buckle structure is also provided with an opening and closing buckle.

This application heavy object can be dismantled with location portion and be connected, more conveniently change etc..

Furthermore, one end of the weight, which is far away from the electrode end, is arranged in a conical shape. The lower end of the weight is conical, so that the falling process is more stable and the weight can enter water more easily.

In another aspect, the present application discloses a water level measuring device, including: a cradle, a spool, a cable and any of the probes described above; the cable is wound on the wire spool, one end of the cable is an electrode end of the probe, and the wire spool is arranged on the bracket.

The beneficial effect of this application is as follows:

1. the shell has the effects that the electrode end can be protected, and the condition that a test error occurs when the probe touches a well wall and other places with water in the falling process is prevented;

2. the weight is arranged below the electrode end, the effect is to ensure that the electrode end can smoothly fall into water to be contacted with the water to finish the test by utilizing the gravity action of the weight, and the structure has the advantages of wide application range, high test precision, suitability for water environment with more sludge and impurities and higher pollution degree, and better cleaning after the test;

3. according to the electrode clamping device, a gap is reserved between the clamping part and the electrode part, so that when the clamping part floats on the water surface, the smooth falling of the electrode end is not influenced; the limiting piece is arranged, so that the position of the clamping part plays a clamping limiting role;

4. the shell can ensure stable floating on the water surface, saves space in the horizontal direction to a certain extent, and is more beneficial to the application of the probe to a narrower falling channel;

5. according to the water-proof well wall structure, the positioning part is arranged, so that on one hand, the electrode end and a heavy object are positioned, on the other hand, if the shell is clamped in the descending process and cannot fall smoothly, the positioning part can also play a certain shielding role, and the electrode end is prevented from being stained on water in the well wall;

6. this application heavy object sets up more stable, more steady when can guaranteeing that the probe falls in the effect of center department, improves the measuring accuracy, and the pouring weight lower extreme sets up to the toper, is more steady for the whereabouts process, and goes into water more easily.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic diagram of a water level measuring probe according to the present application;

FIG. 2 is a structural view of the probe of FIG. 1 in a use state;

FIG. 3 is a schematic view of another probe for measuring water level according to the present application;

FIG. 4 is a schematic structural diagram of a snap structure of the present application;

fig. 5 is a schematic structural diagram of a water level measuring device according to the present application.

Detailed Description

In order to more clearly explain the overall concept of the present application, the following detailed description is given by way of example in conjunction with the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present application, however, the present application may be practiced in other ways than those described herein, and therefore the scope of the present application is not limited by the specific embodiments disclosed below.

In addition, in the description of the present application, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on those shown in the drawings, are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; the connection can be mechanical connection, electrical connection or communication; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. In the description herein, reference to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Example 1

As shown in fig. 1 and 2, a water level measuring probe 1 comprises an electrode part 2, a weight 3 and a shell 4, wherein one end of the electrode part 2 is an electrode end 21, and the electrode end 21 comprises a positive electrode end 211 and a negative electrode end 212; the weight 3 is arranged right below the electrode end 21; the housing 4 is disposed at the periphery of the electrode terminal 21 and the weight 3; the electrode part 2, the weight 3 and the shell 4 are matched to enable the probe 1 to have a first working state and a second working state, and in the first working state, the electrode part 2 is positioned in the shell 4; in the second working state, the housing 4 floats on the water surface, and the weight 3 drives the electrode part 2 to continuously fall until the electrode end 21 contacts with the water surface.

The shell 4 is connected with one end of the electrode part 2 far away from the electrode end 21 through the clamping part 5, and the shell 4 is connected with the clamping part 5 through threads. The clamping part 5 is sleeved on the periphery of the electrode part 2, and the shell 4 is arranged on the periphery of the clamping part 5; a gap is reserved between the clamping part 5 and the electrode part 2; a limiting part 6 is arranged between the clamping part 5 and the electrode end 21, the limiting part 6 is sleeved on the periphery of the electrode part 2, and the cross-sectional area of the limiting part 6 is larger than that of the gap. The housing 4 includes a first connecting portion 41 and a second connecting portion 42 connected to each other, one end of the first connecting portion 41 is connected to the clamping portion 5, the other end of the first connecting portion 41 is connected to the second connecting portion 42, and one end of the second connecting portion 42 away from the first connecting portion 41 is bent inward by 10-20 °.

In the embodiment, when the probe is used, the upper end of the weight 3 is connected with the electrode end 21 in a binding, clamping and other connection modes, the shell 4 is installed on the clamping part 5 to complete the installation of the probe 1, when the water level is to be tested, the probe 1 is dropped downwards, and in the dropping process, as shown in fig. 1, due to the existence of the limiting part 6, the shell 4 is always positioned on the periphery of the electrode end 21 to play a good role in protecting the electrode; when the probe 1 falls to the test water level, the shell 4 floats on the water surface due to light weight, but the weight of the weight 3 is large, the electrode part 2 is continuously driven to fall, and as shown in fig. 2, after the electrode end 21 contacts with the water surface, the test process is smoothly finished. After the test, the probe 1 is pulled upwards, and the electrode end 21 continues to return to the inside of the shell 4 and moves upwards due to the action of the limiting piece 6.

It will be appreciated that the housing 4 may be of a relatively light weight material which is readily buoyant on water.

It is understood that the weight 3 may be a metal block such as an iron block or the like.

It is understood that the electrode terminal 21 may be a bare wire, or may be a metal sheet or a metal wire connected to the wire.

It will be appreciated that the end of the weight 3 remote from the electrode end 21 is conically arranged for a more even falling of the weight 3.

It is understood that the stopper 6 may be a rubber ring or the like, and the surface contacting the electrode portion may be bonded to the outer wall of the electrode portion.

Example 2

As shown in fig. 3, this embodiment further includes a positioning portion 7 on the basis of embodiment 1, the electrode portion 2 is connected to the weight 3 through the positioning portion 7, the positioning portion 7 includes a first through hole 71 configured to be matched with the positive terminal 211, a second through hole 72 configured to be matched with the negative terminal 212, and a third through hole 73 configured to be matched with the weight 3, and the first through hole 71, the second through hole 72, and the third through hole 73 are all vertically disposed.

The third through hole 73 is provided at the center of the positioning portion 7, and the first through hole 71 and the second through hole 72 are symmetrically provided around the third through hole 73. The upper end of the weight 3 is threadedly connected to the third through hole 73.

When the testing device is used, the positive terminal 211 is inserted into the first through hole 71, the negative terminal 212 is inserted into the second through hole 72, and the weight 3 is connected with the third through hole 73, so that a good positioning effect can be achieved, particularly, the ends of the positive terminal 211 and the negative terminal 212 can be arranged in a flush mode, water enters the testing device, and testing accuracy is improved.

Example 3

In this embodiment, another structure of the positioning portion is provided, as shown in fig. 4, the positioning portion includes a fastening structure 8 capable of being opened and closed, and a first fastening hole 81 for placing the positive terminal 211, a second fastening hole 82 for placing the weight 3, and a third fastening hole 83 for placing the negative terminal 212 are respectively arranged in the fastening structure 8; the snap structure is also provided with an opening and closing snap 84.

When the mounting structure is used, the positive terminal 211 is placed in the first fastening hole 81, the weight 3 is placed in the second fastening hole 82, the negative terminal 212 is placed in the third fastening hole 83, and the fastening structures are fastened to complete the mounting process.

Example 4

As shown in fig. 5, a water level measuring apparatus includes: a bracket 91, a wire spool 92, a cable 93 and the probe 1 of any of embodiments 1-3; the cable 93 is wound on the wire spool 92, one end of the cable 93 is the electrode end 21 of the probe 1, and the wire spool 92 is disposed on the bracket 91.

In the use process of the test device, after the probe 1 is installed, the wire spool 92 rotates to put down the probe 1, and after the test is finished, the wire spool 92 reverses to pull up the probe 1, so that the test is finished. The test principle is similar to that of the water level meter in the prior art CN 211602081A.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.

The above description is only an example of the present application and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.

Claims (10)

1. A probe for measuring water level is characterized by comprising

The electrode part is arranged at one end of the electrode part and comprises a positive electrode end and a negative electrode end;

the weight is arranged right below the electrode end;

the shell is arranged on the periphery of the electrode end and the weight;

the electrode part, the weight and the shell are matched to enable the probe to have a first working state and a second working state, and the electrode part is positioned in the shell when the probe is in the first working state; and in the second working state, the shell floats on the water surface, and the weight drives the electrode part to continuously fall to the electrode end to be contacted with the water surface.

2. The probe for measuring the water level according to claim 1, wherein the housing is connected to an end of the electrode part away from the electrode end through a clamping part, and the housing is connected to the clamping part through a screw thread.

3. The probe for measuring the water level as claimed in claim 2, wherein the clamping portion is sleeved on the periphery of the electrode portion, and the housing is disposed on the periphery of the clamping portion; a gap is reserved between the clamping part and the electrode part; the electrode part is provided with a clamping part, the electrode part is provided with a limiting part, the limiting part is sleeved on the periphery of the electrode part, and the cross-sectional area of the limiting part is larger than that of the gap.

4. The probe for measuring the water level according to claim 3, wherein the housing comprises a first connecting portion and a second connecting portion connected with each other, one end of the first connecting portion is connected with the clamping portion, the other end of the first connecting portion is connected with the second connecting portion, and one end of the second connecting portion, which is far away from the first connecting portion, is bent inwards by 10-20 °.

5. The probe for measuring the water level according to claim 1, further comprising a positioning portion, wherein the electrode portion is connected to the weight through the positioning portion, the positioning portion comprises a first through hole matched with the positive terminal, a second through hole matched with the negative terminal and a third through hole matched with the weight, and the first through hole, the second through hole and the third through hole are all vertically arranged.

6. The probe for measuring water level according to claim 5, wherein the third through hole is provided at a center of the positioning portion, and the first through hole and the second through hole are symmetrically provided around the third through hole, respectively.

7. The probe for measuring the water level as claimed in claim 6, wherein the upper end of the weight is threadedly coupled to the third through hole.

8. The probe for measuring the water level according to claim 5, wherein the positioning part comprises a buckle structure capable of being opened and closed, and a first buckle hole for placing a positive terminal, a second buckle hole for placing a weight and a third buckle hole for placing a negative terminal are respectively arranged in the buckle structure; the buckle structure is also provided with an opening and closing buckle.

9. The probe for measuring the water level as claimed in claim 1, wherein the end of the weight remote from the electrode end is tapered.

10. A water level measuring device, comprising: a bracket, a spool, a cable and a probe according to any of claims 1 to 9; the cable is wound on the wire spool, one end of the cable is an electrode end of the probe, and the wire spool is arranged on the bracket.

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