Magnetic liquid level transmitter

Abstract

The utility model provides a magnetic liquid level transmitter which comprises a fixing rod, a magnetic coupling assembly is arranged on the upper portion of the fixing rod, a quick release assembly is arranged on the lower portion of a shell of the magnetic coupling assembly, the fixing rod is detachably arranged on the lower portion of the quick release assembly, and two baffle rings are arranged on the fixing rod in a sliding mode. According to the magnetic liquid level transmitter, the magnetic coupling assembly of the magnetic liquid level transmitter and the floater can be quickly disassembled and assembled through the magnetic liquid level transmitter which is detachably arranged, and the magnetic liquid level transmitter can be quickly disassembled and assembled. The disassembly and maintenance efficiency after the magnetic coupling assembly and the floater break down is greatly improved, and the problems that due to the fact that a traditional magnetic liquid level transmitter and a baffle ring are usually fixedly arranged on a fixing rod, when the magnetic coupling assembly or the floater is damaged or breaks down and needs to be disassembled and replaced, operation is troublesome, and maintenance is inconvenient are solved. And the assembling and disassembling efficiency of the magnetic liquid level transmitter is greatly reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of liquid level measuring devices, and particularly relates to a magnetic liquid level transmitter. Background Technique

[0002] The liquid level transmitter is an extension and development of the pressure transmitter technology. According to the principle that the pressure generated by liquids with different specific gravities at different heights is linearly related, it realizes the accurate measurement and transmission of the volume, liquid height, and weight of water, oil, and paste. The magnetic liquid level transmitter is one of the liquid level transmitters, and it measures the liquid level by putting a magnetic float into the liquid.

[0003] The traditional magnetic liquid level transmitter and the retaining ring are usually fixedly arranged on the fixed rod, which leads to troublesome operation when the magnetic coupling component or the float is damaged or fails and needs to be disassembled and replaced, greatly reducing the assembly and disassembly efficiency of the magnetic liquid level transmitter. Content of the Utility Model

[0004] In view of this, the utility model provides a magnetic liquid level transmitter, which can realize the quick disassembly and installation of the magnetic coupling component and the float of the magnetic liquid level transmitter through a detachably arranged magnetic liquid level transmitter, and solves the problem that the traditional magnetic liquid level transmitter and the retaining ring are usually fixedly arranged on the fixed rod, resulting in troublesome operation when the magnetic coupling component or the float is damaged or fails and needs to be disassembled and replaced, greatly reducing the assembly and disassembly efficiency of the magnetic liquid level transmitter.

[0005] To solve the above technical problems, the utility model provides a magnetic liquid level transmitter, which includes a fixed rod. A magnetic coupling component is arranged on the upper part of the fixed rod. A quick-release component is arranged on the lower part of the shell of the magnetic coupling component. The fixed rod is detachably arranged on the lower part of the quick-release component. Two retaining rings are slidably arranged on the fixed rod. A float is sleeved on the fixed rod between the two retaining rings. The float is in transitional fit with the fixed rod. The utility model can realize the quick disassembly and installation of the magnetic coupling component and the float of the magnetic liquid level transmitter through a detachably arranged magnetic liquid level transmitter, greatly improving the disassembly and maintenance efficiency after the magnetic coupling component and the float fail, and solving the problem that the traditional magnetic liquid level transmitter and the retaining ring are usually fixedly arranged on the fixed rod, which leads to troublesome operation when the magnetic coupling component or the float is damaged or fails and needs to be disassembled and replaced, greatly reducing the assembly and disassembly efficiency of the magnetic liquid level transmitter.

[0006] A screw rod is provided at the lower part of the housing of the magnetic coupling component. The quick-release component includes a connecting sleeve. A connecting nut is provided at the upper part of the connecting sleeve. The connecting nut is threadedly connected to the screw rod. A stud is provided at the lower part of the connecting sleeve and is adapted to the mounting screw hole of the box body for the liquid level to be measured. The fixing rod is detachably provided at the lower part of the stud. In the present utility model, the connecting sleeve and the magnetic coupling component can be quickly disassembled and assembled by screwing the connecting nut, and the quick installation with the liquid storage tank with the corresponding specification for the liquid level to be measured can be realized by using studs with different diameter specifications, which is convenient for realizing the measurement operation of the liquid level, has stronger applicability and more convenient operation.

[0007] An installation groove is formed at the lower part of the stud. A magnet pin sleeve is provided on the inner side wall of the installation groove. An iron pin adapted to the installation groove is provided at the upper part of the fixing rod. In the present utility model, the iron pin at the upper part of the fixing rod can be inserted into the magnet pin sleeve inside the installation groove, and the quick installation operation of the fixing rod and the stud can be realized through the magnetic adsorption effect of the magnet pin sleeve on the iron pin. When it is necessary to disassemble the fixing rod and the stud, the operator holds the connecting sleeve and the fixing rod with both hands respectively and pulls out along the axial direction of the fixing rod simultaneously to realize the separation operation of the fixing rod and the stud.

[0008] Threaded through holes are formed on the outer side wall of each retaining ring. Threaded pins are threadedly connected in the threaded through holes. In the present utility model, the measurement range of the float can be adjusted by adjusting the relative positions of the two retaining rings on the fixing rod. After the adjustment is completed, the position of the retaining ring is locked by tightening the threaded pins, which is convenient for realizing the convenient and quick measurement operation of the depth of liquids with various specifications, and the operation is more convenient.

[0009] A sealing ring is sleeved outside the stud at the lower part of the connecting sleeve. In the present utility model, the sealing operation between the connecting sleeve and the mounting hole of the box body for the liquid to be measured can be realized through the sealing ring to prevent the volatile liquid from escaping from the gap, and the operation is safer and more convenient.

[0010] The magnetic coupling component is a linear Hall effect sensor. The brand of the linear Hall effect sensor is: Saizhuo Electronics, and the model is: SC4001. In the present utility model, the linear Hall effect sensor can be used to respond to the movement of the magnet in various floats during the measurement process of the continuous measurement type transmitter.

[0011] In summary, compared with the prior art, the present application includes at least one of the following beneficial technical effects:

[0012] 1. The utility model can realize the quick disassembly and installation of the magnetic coupling component and the float of the magnetic liquid level transmitter through the detachably arranged magnetic liquid level transmitter, greatly improving the disassembly and maintenance efficiency after the magnetic coupling component and the float fail, and solving the problem that the traditional magnetic liquid level transmitter and the retaining ring are usually fixedly arranged on the fixed rod, which leads to troublesome operation when the magnetic coupling component or the float is damaged or fails and needs to be disassembled and replaced, greatly reducing the assembly and disassembly efficiency of the magnetic liquid level transmitter.

[0013] 2. The utility model can carry out quick disassembly and assembly operations on the connection sleeve and the magnetic coupling component by screwing the connection nut, and can be quickly installed on the liquid storage tank with the corresponding specification of the liquid level to be measured through the studs with different diameter specifications, facilitating the measurement operation of its liquid level, with stronger applicability and more convenient operation.

[0014] 3. The utility model can adjust the measurement range of the float by adjusting the relative positions of the two retaining rings on the fixed rod, and lock the positions of the retaining rings by tightening the threaded pins after the adjustment is completed, facilitating the convenient and quick measurement operation of the depth of liquids with various specifications, and the operation is more convenient.

[0015] 4. The utility model can quickly and conveniently adjust the measurement range of the float through the two slidably arranged retaining rings, facilitating the automatic and quick measurement operation of the magnetic liquid level transmitter for liquids with various depths, and can quickly disassemble and install the magnetic coupling component of the magnetic liquid level transmitter through the quick disassembly component, greatly improving the portability of collection and carrying of the magnetic liquid level transmitter. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is a schematic structural diagram of the magnetic liquid level transmitter of the utility model;

[0017] Figure 2 is a front view of the magnetic liquid level transmitter of the utility model;

[0018] Figure 3 is the utility model Figure 2 is a sectional view taken along line A-A in the utility model.

[0019] Description of the reference numerals: 100, fixed rod; 200, magnetic coupling component; 300, quick disassembly component; 301, connection sleeve; 302, connection nut; 303, stud; 304, sealing ring; 400, retaining ring; 500, float; 600, screw rod; 700, threaded through hole. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0020] For the purposes of making the objectives, technical solutions, and advantages of the embodiments of the present utility model clearer, the following will be combined with the attached drawings of the embodiments of the present utility modelFigures 1 - 3 The technical solutions of the embodiments of the present utility model will be clearly and completely described. Obviously, the described embodiments are part of the embodiments of the present utility model, rather than all of the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the described embodiments of the present utility model fall within the protection scope of the present utility model.

[0021] As Figures 1 - 3 shown: This embodiment provides a magnetic liquid level transmitter, including a fixed rod 100. A magnetic coupling component 200 is arranged at the upper part of the fixed rod 100. A quick-release component 300 is arranged at the lower part of the housing of the magnetic coupling component 200. The fixed rod 100 is detachably arranged at the lower part of the quick-release component 300. Two retaining rings 400 are slidably arranged on the fixed rod 100. A float 500 is sleeved on the fixed rod 100 between the two retaining rings 400. The float 500 is in transitional fit with the fixed rod 100. The present utility model can realize the quick disassembly and installation of the magnetic coupling component 200 and the float 500 of the magnetic liquid level transmitter through the detachably arranged magnetic liquid level transmitter, greatly improving the disassembly and maintenance efficiency after the magnetic coupling component 200 and the float 500 fail, and solving the problem that the traditional magnetic liquid level transmitter and the retaining ring 400 are usually fixedly arranged on the fixed rod 100, which leads to troublesome operation when the magnetic coupling component 200 or the float 500 is damaged or fails and needs to be disassembled and replaced, greatly reducing the assembly and disassembly efficiency of the magnetic liquid level transmitter.

[0022] According to an embodiment of the present utility model, as Figures 1 - 3 shown, a screw rod 600 is arranged at the lower part of the housing of the magnetic coupling component 200. The quick-release component 300 includes a connecting sleeve 301. A connecting nut 302 is arranged at the upper part of the connecting sleeve 301. The connecting nut 302 is threadedly connected to the screw rod 600. A stud 303 adapted to the mounting screw hole of the box body for the liquid level to be measured is arranged at the lower part of the connecting sleeve 301. The fixed rod 100 is detachably arranged at the lower part of the stud 303. The present utility model can perform quick disassembly and assembly operations on the connecting sleeve 301 and the magnetic coupling component 200 by screwing the connecting nut 302, and can realize quick installation with the liquid storage tank for the liquid level to be measured with corresponding specifications through the studs 303 with different diameter specifications, facilitating the measurement operation of its liquid level, having stronger applicability and more convenient operation.

[0023] According to another embodiment of the present utility model, as Figure 1 and Figure 2As shown, an installation groove is provided in the lower part of the stud 303, a magnet pin sleeve is arranged on the inner side wall of the installation groove, and an iron pin adapted to the installation groove is arranged on the upper part of the fixing rod 100. In the present utility model, the iron pin on the upper part of the fixing rod 100 can be inserted into the magnet pin sleeve inside the installation groove, and the quick installation operation of the fixing rod 100 and the stud 303 can be realized through the magnetic adsorption effect of the magnet pin sleeve on the iron pin. When it is necessary to disassemble the fixing rod 100 and the stud 303, the operator holds the connecting sleeve 301 and the fixing rod 100 with both hands respectively, and pulls out along the axial direction of the fixing rod 100 simultaneously to realize the separation operation of the fixing rod 100 and the stud 303.

[0024] According to another embodiment of the present utility model, as Figure 1 and Figure 3 shown, threaded through holes 700 are provided on the outer side walls of each retaining ring 400, and threaded pins are threadedly connected in the threaded through holes 700. In the present utility model, the measurement range of the float 500 can be adjusted by adjusting the relative positions of the two retaining rings 400 on the fixing rod 100. After the adjustment is completed, the position of the retaining ring 400 is locked by tightening the threaded pins, which is convenient for realizing the convenient and quick measurement operation of the depths of liquids with various specifications, and the operation is more convenient.

[0025] A sealing ring 304 is sleeved on the outer side of the stud 303 at the lower part of the connecting sleeve 301. In the present utility model, the sealing operation between the connecting sleeve 301 and the mounting hole of the box body of the liquid to be measured can be realized through the sealing ring 304 to prevent the volatile liquid from escaping from the gap, and the operation is safer and more convenient.

[0026] The magnetic coupling component 200 is a linear Hall effect sensor. The brand of the linear Hall effect sensor is: Saizhuo Electronics, and the model is: SC4001. In the present utility model, the linear Hall effect sensor can be used to respond to the movement of the magnet in the float 500 during the measurement process of the continuous measurement type transmitter.

[0027] The usage method of the present utility model:

[0028] First of all, it should be clear that the magnetic liquid level transmitter involved in the present utility model is mainly used to measure the liquid level in a container. It utilizes the buoyancy principle and magnetic coupling technology to monitor the change of the liquid level and convert it into an electrical signal for output. The present utility model takes the measurement of the lubricating oil liquid level in the storage tank as an example to elaborate on its usage method in detail. When it is necessary to measure the liquid level of the lubricating oil in the storage tank, first assemble the magnetic liquid level transmitter. Through screwing the connecting nut 302, the connecting sleeve 301 and the magnetic coupling assembly 200 can be quickly disassembled and assembled. Then, insert the iron pin on the upper part of the fixed rod 100 into the magnet pin sleeve inside the installation groove, and through the magnetic adsorption effect of the magnet pin sleeve on the iron pin, the quick installation operation of the fixed rod 100 and the stud 303 can be realized. (When it is necessary to disassemble the fixed rod 100 and the stud 303, the operator holds the connecting sleeve 301 and the fixed rod 100 with both hands respectively, and pulls out along the axial direction of the fixed rod 100 simultaneously to realize the separation operation of the fixed rod 100 and the stud 303). Then, adjust the distance between the two retaining rings 400 to an appropriate value according to the storage capacity of the liquid storage tank and the lowest liquid level warning state. Then, insert the fixed rod 100 into the storage tank, and screw the stud 303 at the lower part of the connecting sleeve 301 into the threaded hole on the storage tank. When it is necessary to disassemble the magnetic coupling assembly 200 due to a malfunction, the operator can quickly disassemble the connecting sleeve 301 and the magnetic coupling assembly 200 by screwing the connecting nut 302, so as to realize the quick disassembly and repair operation of the magnetic coupling assembly 200, and the operation is more convenient. The present utility model can realize the quick disassembly and installation of the magnetic coupling assembly 200 and the float 500 of the magnetic liquid level transmitter through the detachably arranged magnetic liquid level transmitter, greatly improving the disassembly and repair efficiency after the magnetic coupling assembly 200 and the float 500 malfunction, and solving the problem that the traditional magnetic liquid level transmitter and the retaining ring 400 are usually fixedly arranged on the fixed rod 100, which leads to troublesome operation when the magnetic coupling assembly 200 or the float 500 is damaged or malfunctions and needs to be disassembled and replaced, greatly reducing the assembly and disassembly efficiency of the magnetic liquid level transmitter.

[0029] In addition, it should also be noted that in the description of the present utility model, unless otherwise clearly specified and limited, the terms "installation", "connection", and "coupling" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the communication inside two components. For those skilled in the art, the specific meanings of the above terms in the present utility model can be understood according to specific situations.

[0030] The above are the preferred embodiments of the present utility model. It should be noted that for those of ordinary skill in the art, without departing from the principle of the present utility model, several improvements and modifications can be made, and these improvements and modifications should also be regarded as the protection scope of the present utility model.

Claims

1. A magnetic liquid level transmitter, comprising a fixed rod (100), and a magnetic coupling assembly (200) is arranged at the upper part of the fixed rod (100), characterized in that: A quick-release component (300) is provided at the lower part of the housing of the magnetic coupling component (200). The fixed rod (100) is detachably arranged at the lower part of the quick-release component (300). Two retaining rings (400) are slidably arranged on the fixed rod (100). A float (500) is sleeved on the fixed rod (100) between the two retaining rings (400). The float (500) is in transitional fit with the fixed rod (100).

2. The magnetic liquid level transmitter according to claim 1, characterized in that: A screw rod (600) is provided at the lower part of the housing of the magnetic coupling component (200). The quick-release component (300) includes a connecting sleeve (301). A connecting nut (302) is provided at the upper part of the connecting sleeve (301). The connecting nut (302) is threadedly connected to the screw rod (600). A stud (303) adapted to the mounting screw hole of the box body for the liquid level to be measured is provided at the lower part of the connecting sleeve (301). The fixed rod (100) is detachably arranged at the lower part of the stud (303).

3. The magnetic liquid level transmitter according to claim 2, characterized in that: An installation groove is provided at the lower part of the stud (303). A magnet pin sleeve is provided on the inner side wall of the installation groove. An iron pin adapted to the installation groove is provided at the upper part of the fixed rod (100).

4. The magnetic liquid level transmitter according to claim 3, wherein: A threaded through hole (700) is provided on the outer side wall of each retaining ring (400). A threaded pin is threadedly connected in the threaded through hole (700).

5. The magnetic liquid level transmitter according to claim 4, wherein: A sealing ring (304) is sleeved on the outside of the stud (303) at the lower part of the connecting sleeve (301).

6. The magnetic liquid level transmitter according to claim 5, wherein: The magnetic coupling component (200) is a linear Hall effect sensor.

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