CN222298927U - Novel liquid level detection device - Google Patents
Novel liquid level detection device Download PDFInfo
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- CN222298927U CN222298927U CN202422883631.4U CN202422883631U CN222298927U CN 222298927 U CN222298927 U CN 222298927U CN 202422883631 U CN202422883631 U CN 202422883631U CN 222298927 U CN222298927 U CN 222298927U
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- liquid level
- movable rod
- detection device
- mounting frame
- level detection
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Abstract
本实用新型公开了一种新型的液位检测装置，包括安装架、检测模块和测量模块，检测模块固定设置于安装架的顶部，测量模块包括活动杆和浮动部件，活动杆活动设置于安装架上，且其与检测模块上下相对，浮动部件与活动杆的底端连接，浮动部件设置于被检测设备内，且其随被检测设备内的液位变化上下浮动以使活动杆在安装架上做竖直运动，使活动杆顶端的端部穿设或远离检测模块，以对被检测设备内的液位进行检测。本实用新型电气部分不与液体（油、液）接触，避免了传统的液位检测装置在油水分离器中因直接接触油层或靠近油层，甚至受到油烟的聚集所造成的功能性问题，实现了分离式的检测方式。
The utility model discloses a novel liquid level detection device, including a mounting frame, a detection module and a measuring module. The detection module is fixedly arranged on the top of the mounting frame, and the measuring module includes a movable rod and a floating component. The movable rod is movably arranged on the mounting frame and is opposite to the detection module in vertical direction. The floating component is connected to the bottom end of the movable rod. The floating component is arranged in the detected device and floats up and down with the change of the liquid level in the detected device so that the movable rod moves vertically on the mounting frame, and the end of the top of the movable rod passes through or is away from the detection module to detect the liquid level in the detected device. The electrical part of the utility model does not contact with liquid (oil, liquid), thus avoiding the functional problems caused by the traditional liquid level detection device in the oil-water separator due to direct contact with the oil layer or close to the oil layer, or even the accumulation of oil smoke, and realizing a separate detection method.
Description
Technical Field
The utility model relates to the technical field of liquid level detection, in particular to a novel liquid level detection device.
Background
Level sensing in a tank or the level of flammable liquids is an important component of many industrial automation control systems. In the practical application process, the oil level of the oil tank or the liquid level of flammable liquid needs to be known in real time so as to be beneficial to taking corresponding measures, preventing in advance, preventing unnecessary loss and avoiding affecting daily production and safety problems.
However, in the conventional technology, when detecting the oil level of an oil tank or the liquid level of inflammable liquid, the variety of the used liquid level gauge is large, and the floating ball is mainly sleeved outside the electric rod and extends into the oil tank. The pressure differential gauge requires sinking the pressure sensor to the bottom of the liquid surface. Above-mentioned traditional liquid level detection device needs to put the sensor into liquid, and long-time placing, liquid can produce the erosion to detecting element, and then leads to the installation inconvenient, exists the potential safety hazard.
Disclosure of utility model
The utility model aims to solve the technical problem of providing a novel liquid level detection device.
In order to achieve the above purpose, the utility model discloses a novel liquid level detection device, which comprises a mounting frame, a detection module and a measurement module, wherein the detection module is fixedly arranged at the top of the mounting frame, the measurement module comprises a movable rod and a floating component, the movable rod is movably arranged on the mounting frame and is vertically opposite to the detection module, the floating component is connected with the bottom end of the movable rod, the floating component is arranged in a detected device and vertically floats along with the change of the liquid level in the detected device so as to enable the movable rod to vertically move on the mounting frame, and the end part of the top end of the movable rod penetrates through or is far away from the detection module so as to detect the liquid level in the detected device.
Further, the detection module comprises a shell, an annular sensing element, a round hole part and a detection circuit, wherein the round hole part is arranged on one side of the shell, the annular sensing element and the detection circuit are respectively and fixedly arranged in the shell, the annular sensing element is electrically connected with a signal input and output end of the detection circuit, and a signal output end of the detection circuit is electrically connected with an external controlled device;
the annular sensing element and the round hole part are concentrically arranged, and the top end of the movable rod is movably arranged in the round hole part along with the change of the liquid level.
Further, the outline of the mounting frame is preferably L-shaped, the horizontal section of the mounting frame is used as a first connecting portion, the vertical section of the mounting frame is used as a second connecting portion, the detection module is fixedly arranged on the second connecting portion, and the movable rod is movably arranged on the first connecting portion.
Further, the first connecting portion is provided with an installation through hole, the measuring module further comprises a tube positive sleeve, and the tube positive sleeve is arranged in the installation through hole in a liftable mode.
Further, a tube through hole is formed in the tube front sleeve, and the movable rod is movably arranged in the tube through hole in a penetrating mode.
Further, a limiting part is arranged at the end part of the top end of the movable rod;
The diameter of the limiting part is larger than that of the mounting through hole.
Further, the pipe is sleeved in the vertical section in a T shape, a first threaded portion is arranged on the periphery of the vertical section of the pipe sleeved in the vertical section, and the first threaded portion is in threaded connection with the installation through hole.
Further, the top of the floating component is provided with an adjusting part, the periphery of the bottom end of the movable rod is provided with a second threaded part, and the adjusting part is screwed on the second threaded part.
Further, the outer side wall of the adjusting part is provided with an outer hexagon.
Further, the outer side wall of the adjusting part is provided with an outer hexagon.
Compared with the prior art, the device has the beneficial effects that the electrical part of the device is not contacted with liquid (oil and liquid), so that the functional problem caused by direct contact with an oil layer or approaching to the oil layer or even the aggregation of oil smoke in the traditional liquid level detection device in an oil-water separator is avoided, and a separation type detection mode is realized.
Drawings
FIG. 1 is a front view of the overall structure of the present utility model;
FIG. 2 is a top view of the overall structure of the present utility model;
Fig. 3 (a) is a state diagram of the floating member of the present utility model when the liquid level does not reach the set height, and fig. 3 (B) is a state diagram of the floating member of the present utility model when the liquid level reaches the set height.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the present utility model more apparent, the present utility model will be described in further detail with reference to the accompanying drawings of fig. 1 to 3.
Referring to fig. 1-2, a novel liquid level detection device is characterized by comprising a mounting frame 1, a detection module 2 and a measurement module 3.
The detection module 2 includes a housing 21, an annular sensing element 22, a circular hole portion 23, and a detection circuit (not shown in the figure), the circular hole portion 23 being provided on one side of the housing, the circular hole portion 23 being in communication with the top and bottom of the housing 21. The annular sensing element 22 and the detection circuit are fixedly disposed in the housing 21, respectively. The annular sensing element 22 is arranged concentrically with the circular hole portion 23. The annular sensing element 22 is electrically connected to a signal input/output terminal of the detection circuit, and the signal output terminal of the detection circuit is electrically connected to an external controlled device.
The annular sensing element 22 is an induction coil in this embodiment.
The outer contour of the mounting frame 1 of this embodiment is preferably L-shaped, the horizontal section of the mounting frame 1 serves as the first connecting portion 11, and the vertical section thereof serves as the second connecting portion 12, and the first connecting portion 11 is provided with the mounting through hole 111. The detection module 2 is fixedly disposed on the second connection portion 12, specifically, the bottom of the housing 21 is fixedly connected to the top of the second connection portion 12, and the circular hole portion 23 is vertically opposite to the mounting through hole 111.
The measuring module 3 comprises a tube sleeve 31, a movable rod 32 and a floating member 33, the floating member 33 of this embodiment preferably being a floating ball.
The tube housing 31 is disposed in the mounting through hole 111, a tube housing 311 is disposed on the tube housing 31, and the center of the tube housing 311 is concentric with the circular hole portion 23.
The movable rod 32 is movably arranged in the pipe through hole 311 in a penetrating way, and a limiting part 321 is arranged at one end of the movable rod 32, and the limiting part 321 and the movable rod are integrated into a whole. The limiting part 321 is located between the tube positive sleeve 31 and the detection module 2.
Further, the outer diameter of the limiting part 321 is larger than the diameter of the pipe front through hole 311, and when the bottom of the limiting part 321 is contacted with the top of the pipe front sleeve 31, the downward displacement stroke of the movable rod 32 is limited, so that the device is prevented from being invalid.
The floating member 33 is connected to the other end of the movable rod 32, and the floating member 33 is located below the pipe sleeve 31.
Further, a second screw portion is provided on the outer periphery of the other end of the movable rod 32, and an adjusting portion 331 is provided on the top of the floating member 33. The adjustment portion 331 of the present embodiment is integrally formed with the floating member 33.
The adjusting portion 331 is provided with a screw hole from the top downwards, and the screw hole is in threaded connection with the second screw portion.
Further, the adjusting portion 331 is provided with an outer hexagonal 331-1. In use, a tool is applied to the outer hexagon 331-1 and rotated, and the relative position of the adjusting portion 331 on the second screw portion is adjusted to fine-tune the installation height of the floating member 33.
Further, the tube front 31 is T-shaped in vertical section, and the outer circumference of the vertical section of the tube front 31 is provided with a first screw portion 312, and the first screw portion 312 is screw-coupled with the mounting through hole 111. The installation height of the floating member 33 is adjusted by rotating the outer circumference of the horizontal section of the tube housing 31 to be lifted and lowered on the installation through hole 111.
And in combination with fig. 3, when in operation, the mounting frame 1 is fixedly arranged at the top of the detected device, the floating component 33 is arranged in the detected device, when the liquid level in the detected device rises, the floating component 33 is pushed upwards and drives the movable rod 32 to slide along the pipe through hole 311, the limit part 321 penetrates through the round hole part 23 to change the magnetic field distribution in the annular sensing element 22 to cause voltage change, the voltage change is measured by the detection circuit and outputs an electric signal to control other components taking the liquid level as the working condition to act, and when the liquid level in the detected device is lower than the preset position, the floating component 33 descends.
In the embodiment, the detection module is matched with the liftable movable rod driven by the floating component to transmit signals, so that whether the liquid level in the detected device reaches the set position is distinguished.
Compared with the liquid level detection device in the prior art, the electric part of the device is not contacted with liquid (oil and liquid), so that the functional problem caused by the direct contact of the oil layer or the approach of the oil layer in the oil-water separator and the even collection of oil smoke of the traditional liquid level detection device is avoided, and the separated detection device is realized.
The whole installation of this embodiment is simple can directly install on current quilt check out test set, in the in-service use, and this device is simple safe and reliable, has improved user experience.
The above embodiments are only for illustrating the technical concept and features of the present utility model, and therefore, it is intended that the present utility model can be understood by those skilled in the art and implemented according to the technical concept, and the present utility model is not limited to the above embodiments, but modifications made according to the spirit and scope of the main technical solution of the present utility model should be included in the scope of the present utility model.
Claims (9)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422883631.4U CN222298927U (en) | 2024-11-26 | 2024-11-26 | Novel liquid level detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422883631.4U CN222298927U (en) | 2024-11-26 | 2024-11-26 | Novel liquid level detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN222298927U true CN222298927U (en) | 2025-01-03 |
Family
ID=93967333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202422883631.4U Active CN222298927U (en) | 2024-11-26 | 2024-11-26 | Novel liquid level detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN222298927U (en) |
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2024
- 2024-11-26 CN CN202422883631.4U patent/CN222298927U/en active Active
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