Double-floating-ball liquid level detection device

Abstract

The utility model relates to a double-floating-ball liquid level detection device, which belongs to the technical field of liquid level detection equipment and comprises a closed box body, and a liquid level detection component extending into the closed box body is arranged at the upper end of the closed box body. The liquid level detection assembly comprises a profile guide rail column, a low liquid level detection floating ball and a high liquid level detection floating ball are arranged on the two sides of the profile guide rail column respectively, the low liquid level detection floating ball is located on the lower portion of the closed box body, and the high liquid level detection floating ball is located on the upper portion of the closed box body. And detection rods which are in sliding connection with the section bar guide rail column are arranged between the section bar guide rail column and the low liquid level detection floating ball and between the section bar guide rail column and the high liquid level detection floating ball. The device has the characteristics of simple structure, convenience in operation and good running stability. The problem of confirming the liquid level under the condition of no power supply is solved. And the detection of the height of the liquid level in an invisible higher container is realized.

Description

Technical Field

[0001] The utility model relates to the technical field of liquid level detection equipment, and particularly relates to a double-float liquid level detection device. Background Art

[0002] Detecting the liquid level means measuring the interface position between gas and liquid. Generally, the bottom surface of the equipment or container is used as a reference point to determine the height between the liquid surface and the zero reference point, that is, the liquid level. The purpose of detecting the liquid level is to measure the quantity of substances and monitor or control the continuous production process to ensure the safe, economic and smooth progress of production. Therefore, the detection of the liquid level is very important.

[0003] The liquid level is a variable belonging to the category of mechanical displacement. Therefore, after necessary conversion of the liquid surface position quantity, various methods for measuring length and distance can be used in principle. When there is no energy source around, how to detect the height of the liquid level in a non-visible higher container. Summary of the Invention

[0004] The utility model mainly solves the deficiencies existing in the prior art, and provides a double-float liquid level detection device, which has the characteristics of simple structure, convenient operation and good running stability. It solves the problem of confirming the liquid level height in the absence of power supply, and realizes the detection of the liquid level height in a non-visible higher container.

[0005] The above technical problems of the utility model are mainly solved by the following technical solutions:

[0006] A double-float liquid level detection device includes a closed box body, and a liquid level detection component extending into the closed box body is arranged at the upper end of the closed box body. The liquid level detection component includes a profile guide rail column, and a low liquid level detection float and a high liquid level detection float are respectively arranged on both sides of the profile guide rail column. The low liquid level detection float is located at the lower part of the closed box body, and the high liquid level detection float is located at the upper part of the closed box body. Detection rods that are slidably connected to the profile guide rail column are arranged between the profile guide rail column and the low liquid level detection float, and between the profile guide rail column and the high liquid level detection float.

[0007] The low liquid level detection float is used to judge the condition of the liquid level in the lower area. The high liquid level detection float is used to judge the condition of the liquid level in the upper area.

[0008] Preferably, a top plate is arranged at the upper end of the profile guide rail column, and sliding blocks that are inserted and movably clamped to the profile guide rail column are arranged between the profile guide rail column and the detection rods.

[0009] Preferably, a nut that is threadedly sleeved and fixed to the detection rod is arranged at the upper end of the sliding block, and a nut that is threadedly sleeved and fixed to the detection rod is arranged at the lower end of the sliding block.

[0010] Preferably, a number of pollution control plates integrally welded and fixed to the inner wall and inclined downward are provided at the lower part of the closed box body.

[0011] Preferably, a decontamination sealing door nested and connected with the closed box body is provided at the side of the lower part of the closed box body.

[0012] Preferably, leg columns fixedly connected to the closed box body are provided at the four corners of the lower end of the closed box body.

[0013] The utility model can achieve the following effects:

[0014] The utility model provides a double-float liquid level detection device, which has the characteristics of simple structure, convenient operation and good operation stability compared with the prior art. It solves the problem of confirming the liquid level height in the absence of power supply. It realizes the detection of the liquid level height in a non-visible higher container. Description of the Drawings

[0015] Figure 1 is a schematic structural diagram of the high liquid level state of the utility model.

[0016] Figure 2 is a schematic structural diagram of the middle liquid level state of the utility model.

[0017] Figure 3 is a schematic structural diagram of the low liquid level state of the utility model.

[0018] Figure 4 is a schematic structural diagram of the liquid level detection component in the utility model.

[0019] In the figure: closed box body 1, liquid level detection component 2, pollution control plate 3, leg column 4, decontamination sealing door 5, detection rod 6, top plate 7, nut 8, sliding block 9, nut 10, profile guide rail column 11, low liquid level detection float 12, high liquid level detection float 13. Detailed Embodiments

[0020] The technical solution of the utility model will be further specifically described below through embodiments and in combination with the drawings.

[0021] Embodiment: As Figures 1-4As shown in the figure, a double-float liquid level detection device includes a closed box body 1. There are two pollution control plates 3 which are integrally welded and fixed to the inner wall and inclined downward at the lower part of the closed box body 1. A decontamination and sealing door 5 which is nested and connected with the closed box body 1 is arranged at the lower side of the closed box body 1. Leg columns 4 which are fixedly connected with the closed box body 1 are arranged at the four corners of the lower end of the closed box body 1. A liquid level detection component 2 which extends into the closed box body 1 is arranged at the upper end of the closed box body 1. The liquid level detection component 2 includes a profile guide rail column 11. A top plate 7 is arranged at the upper end of the profile guide rail column 11. A low liquid level detection float ball 12 and a high liquid level detection float ball 13 are respectively arranged on both sides of the profile guide rail column 11. The low liquid level detection float ball 12 is located at the lower part of the closed box body 1, and the high liquid level detection float ball 13 is located at the upper part of the closed box body 1. Detection rods 6 which are slidably connected with the profile guide rail column 11 are arranged between the profile guide rail column 11 and the low liquid level detection float ball 12 and between the profile guide rail column 11 and the high liquid level detection float ball 13. Slide blocks 9 which are inserted and movably clamped with the profile guide rail column 11 are arranged between the profile guide rail column 11 and the detection rods 6. A nut 8 which is threadedly sleeved and fixed with the detection rod 6 is arranged at the upper end of the slide block 9, and a nut 10 which is threadedly sleeved and fixed with the detection rod 6 is arranged at the lower end of the slide block 9.

[0022] In summary, the double-float liquid level detection device has the characteristics of simple structure, convenient operation and good operation stability. It solves the problem of confirming the liquid level height in the absence of power supply. It realizes the detection of the liquid level height condition in a non-visible higher container.

[0023] For those skilled in the art, it is obvious that the present utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the basic characteristics of the utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the present utility model is defined by the appended claims rather than the above description. Therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present utility model. Any reference signs in the claims should not be regarded as limiting the claimed rights.

[0024] In short, the above are only specific embodiments of the present utility model, but the structural features of the present utility model are not limited thereto. Any changes or modifications made by those skilled in the art within the scope of the present utility model are covered by the patent scope of the present utility model.

Claims

1. A double-float liquid level detection device, characterized in that: The invention comprises a closed box (1), wherein the upper end of the closed box (1) is provided with a liquid level detection assembly (2) extending into the closed box (1); the liquid level detection assembly (2) comprises a profile rail column (11), and a low liquid level detection float (12) and a high liquid level detection float (13) are respectively provided on both sides of the profile rail column (11), wherein the low liquid level detection float (12) is located at the lower part of the closed box (1), and the high liquid level detection float (13) is located at the upper part of the closed box (1), and a detection rod (6) slidably connected to the profile rail column (11) is provided between the profile rail column (11) and the low liquid level detection float (12), and between the profile rail column (11) and the high liquid level detection float (13).

2. The double-float liquid level detection device according to claim 1 is characterized in that: A top plate (7) is provided at the upper end of the profile rail column (11), and a sliding plate block (9) which is plug-in-and-engage with the profile rail column (11) and movably engaged with the profile rail column (11) is provided between the profile rail column (11) and the detection rod (6).

3. The double-float liquid level detection device according to claim 2 is characterized in that: The upper end of the slide block (9) is provided with a nut (8) threadedly sleeved and fixed to the detection rod (6), and the lower end of the slide block (9) is provided with a nut (10) threadedly sleeved and fixed to the detection rod (6).

4. The double-float liquid level detection device according to claim 1 is characterized in that: The lower part of the closed box body (1) is provided with a plurality of pollution control plates (3) which are integrally welded and fixed to the inner wall and tilted downward.

5. The double-float liquid level detection device according to claim 1 is characterized in that: The lower side of the closed box (1) is provided with a decontamination sealing door (5) which is nested and connected with the closed box (1).

6. The double-float liquid level detection device according to claim 1, characterized in that: The four corners at the lower end of the closed box (1) are all provided with supporting leg columns (4) which are connected and fixed to the closed box (1).

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