Tetrahydrofuran storage tank with liquid level monitoring function

Abstract

The utility model relates to the technical field of tetrahydrofuran storage, in particular to a tetrahydrofuran storage tank with a liquid level monitoring function, which comprises a tank cover, a liquid level monitoring mechanism and a buoyancy auxiliary device, anti-deformation strips are arranged on the periphery of the bottom of the tank cover, a tank body is arranged at the bottom of the tank cover, the buoyancy auxiliary device is arranged on the inner side of the tank body, and the liquid level monitoring mechanism is arranged on the buoyancy auxiliary device. The buoyancy auxiliary device comprises an embedding plate, limiting rods, clamping grooves, embedding grooves and buoyancy balls, the embedding grooves are formed in the two ends of the exterior of the embedding plate, the clamping grooves are formed in the middle of the embedding plate, the two sides of the embedding plate are sleeved with the limiting rods, and the buoyancy balls are embedded in the inner sides of the embedding grooves; according to the utility model, the multiple groups of magnetic reed switches are fixed at the reference positions of the positioning track, when the magnetic control part moves to the magnetic force range, the magnetic reed switches are closed or disconnected, and then the signal transmitter transmits corresponding electric signals to the control system after detecting the state change of the magnetic reed switches.

Description

Technical Field

[0001] The utility model relates to the technical field of tetrahydrofuran storage, in particular to a tetrahydrofuran storage tank with a liquid level monitoring function. Background Art

[0002] Tetrahydrofuran is an important chemical raw material, widely used in organic synthesis, medicine, pesticides and other fields. However, tetrahydrofuran is flammable and explosive, and its storage and transportation require special equipment and strict safety measures.

[0003] Although traditional tetrahydrofuran storage tanks can basically meet storage needs, they have problems such as low accuracy and slow response in liquid level monitoring. They cannot reflect changes in the liquid level in the tank in a timely and accurate manner, and there are certain safety hazards.

[0004] Therefore, in view of this, the existing structure and deficiencies are studied and improved, and a tetrahydrofuran storage tank with a liquid level monitoring function is proposed, in order to achieve a more practical purpose. Utility Model Content

[0005] The utility model aims to provide a tetrahydrofuran storage tank with a liquid level monitoring function to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a tetrahydrofuran storage tank with a liquid level monitoring function, comprising a tank cover, a liquid level monitoring mechanism and a buoyancy assisting device, wherein the bottom of the tank cover is provided with anti-deformation strips for discharging materials around the bottom, a tank body is provided at the bottom of the tank cover, and a buoyancy assisting device is provided on the inner side of the tank body, wherein the buoyancy assisting device comprises a mosaic plate, a limit rod, a clamping groove, a mosaic groove and a buoyancy ball, the outer ends of the mosaic plate are provided with mosaic grooves, and the middle part of the mosaic plate is provided with a clamping groove, the two sides of the mosaic plate are provided with limit rods, and the inner side of the mosaic groove is provided with a buoyancy ball;

[0007] A liquid level monitoring mechanism is arranged on the inner side of the tank body, and the liquid level monitoring mechanism includes a positioning track, a signal transmitter, a reed switch, a permanent magnet, a fixed sleeve and a clamping spring rod. The signal transmitter is installed at one end of the outer side of the positioning track, and the reed switch is arranged inside the positioning track. The clamping spring rod is installed on the engaging plate near the end of the tank body, and a fixed sleeve is installed on the inner side of the clamping spring rod, and a permanent magnet is arranged on the inner side of the fixed sleeve. A discharge port is arranged on the top of the tank cover.

[0008] Furthermore, the embedding plate forms an embedding structure through the embedding groove and the anti-deformation strip, and the embedding plate and the limiting rod are connected in an up-and-down sleeve manner.

[0009] Furthermore, the interlocking plates are interlocked with the buoyancy balls via the slots.

[0010] Furthermore, the interlocking plate is elastically connected to the fixed sleeve plate via a clamping spring rod, and a detachable connection is formed between the fixed sleeve plate and the permanent magnet.

[0011] Furthermore, the permanent magnet is in contact with the reed switch.

[0012] The utility model provides a tetrahydrofuran storage tank with a liquid level monitoring function, which has the following features:

[0013] Beneficial effects:

[0014] 1. In the utility model, the magnetic control component is one of the key components of the liquid level monitoring mechanism. When the external magnetic field reaches a certain intensity, the contact of the magnetic sensitive switch will be closed or disconnected to change the circuit state. The position change of the buoyancy ball can be detected by the change of the magnetic field through the permanent magnet, and the change is converted into a detectable electrical signal to better detect the water level of the liquid level, so as to reflect the liquid level change of tetrahydrofuran in the tank in real time and accurately, and provide important guarantee for the safe operation of the storage tank;

[0015] Multiple groups of reed switches are fixed at the reference position of the positioning track. When the magnetic control component moves into its magnetic force range, the reed switch will be closed or disconnected. After the signal transmitter detects the change in the state of the reed switch, it sends a corresponding electrical signal to the control system.

[0016] 2. In the utility model, the buoyancy ball is arranged in the tank body, and can drive the interlocking plate to move up and down with the change of liquid level. A permanent magnet is installed on the outer side of the interlocking plate for magnetic coupling, and the permanent magnet is installed through a clamping spring rod to ensure elastic contact with the outer positioning track. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The disclosure of the present invention will become easier to understand with reference to the accompanying drawings. It is easy for those skilled in the art to understand that these drawings are only used to illustrate the technical solution of the present invention and are not intended to limit the scope of protection of the present invention. In the drawings:

[0018] Figure 1 This is a schematic diagram of a top view of a tetrahydrofuran storage tank with a liquid level monitoring function according to the utility model;

[0019] Figure 2 This is a schematic diagram of the internal cross-sectional structure of a tetrahydrofuran storage tank with a liquid level monitoring function according to the utility model;

[0020] Figure 3 It is a three-dimensional structural schematic diagram of a buoyancy auxiliary device of a tetrahydrofuran storage tank with a liquid level monitoring function according to the utility model;

[0021] Figure 4 The utility model is a three-dimensional structural schematic diagram of a liquid level monitoring mechanism of a tetrahydrofuran storage tank with a liquid level monitoring function.

[0022] In the figure: 1. tank cover; 2. tank body; 3. liquid level monitoring mechanism; 301. positioning track; 302. signal transmitter; 303. reed switch; 304. permanent magnet; 305. fixed sleeve; 306. clamping spring rod; 4. discharge port; 5. anti-deformation strip; 6. buoyancy auxiliary device; 601. interlocking plate; 602. limit rod; 603. slot; 604. interlocking slot; 605. buoyancy ball. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-4 The utility model provides a technical solution: a tetrahydrofuran storage tank with a liquid level monitoring function, comprising a tank cover 1, a liquid level monitoring mechanism 3 and a buoyancy auxiliary device 6, the bottom of the tank cover 1 is provided with anti-deformation strips 5 for discharging materials around the bottom, a tank body 2 is arranged at the bottom of the tank cover 1, and a buoyancy auxiliary device 6 is arranged on the inner side of the tank body 2, the buoyancy auxiliary device 6 comprises a mosaic plate 601, a limiting rod 602, a card slot 603, a mosaic groove 604 and a buoyancy ball 605, the mosaic plate 601 is provided with a mosaic groove 604 at both ends of the outer side, and a card slot 603 is provided in the middle of the mosaic plate 601, limiting rods 602 are sleeved on both sides of the mosaic plate 601, and a buoyancy ball 605 is embedded in the inner side of the mosaic groove 604;

[0025] A liquid level monitoring mechanism 3 is arranged inside the tank body 2, and the liquid level monitoring mechanism 3 includes a positioning track 301, a signal transmitter 302, a reed switch 303, a permanent magnet 304, a fixed sleeve 305 and a clamping spring rod 306. The signal transmitter 302 is installed at one end of the outer side of the positioning track 301, and the reed switch 303 is arranged inside the positioning track 301. The clamping spring rod 306 is installed near the end of the tank body 2 of the interlocking plate 601, and the inner side of the clamping spring rod 306 is installed with a fixed sleeve 305, and the fixed sleeve 305 is installed. A permanent magnet 304 is arranged on the inner side of the tank cover 1, and a discharge port 4 is arranged on the top of the tank cover 1; the interlocking plate 601 forms an interlocking structure through the interlocking groove 604 and the anti-deformation strip 5, and the interlocking plate 601 and the limit rod 602 are connected in an upper and lower sleeve arrangement; the interlocking plate 601 is interlocked with the buoyancy ball 605 through the clamping groove 603; the interlocking plate 601 is elastically connected with the fixed sleeve plate 305 through the clamping spring rod 306, and the fixed sleeve plate 305 and the permanent magnet 304 are detachably connected; the permanent magnet 304 is in contact with the reed switch 303;

[0026] The magnetic control component is one of the key components of the liquid level monitoring mechanism 3. When the external magnetic field reaches a certain intensity, the contact of the magnetic sensitive switch will be closed or disconnected, which can change the circuit state. The permanent magnet 304 can use the change of the magnetic field to detect the position change of the buoyancy ball 605, and convert this change into a detectable electrical signal, so as to better detect the water level of the liquid, and reflect the liquid level change of tetrahydrofuran in the tank in real time and accurately, providing important guarantee for the safe operation of the storage tank;

[0027] A plurality of groups of reed switches 303 are fixed at the reference position of the positioning track 301. When the magnetic control component moves into the magnetic force range, the reed switch 303 will be closed or disconnected. After the signal transmitter 302 detects the change of the state of the reed switch, it sends a corresponding electrical signal to the control system.

[0028] The buoyancy ball 605 is arranged in the tank body, and can drive the interlocking plate 601 to move up and down as the liquid level changes. A permanent magnet 304 is installed on the outside of the interlocking plate 601 for magnetic coupling, and the permanent magnet 304 is installed through a clamping spring rod 306 to ensure elastic contact with the outer positioning rail 301.

[0029] Working principle: For this type of tetrahydrofuran storage tank with liquid level monitoring function, the tetrahydrofuran solution is first stored inside by utilizing the discharge port 4 opened on the top of the tank cover 1. The liquid level monitoring mechanism 3 in the tank body 2 will be driven by the buoyancy auxiliary device 6 to automatically float up and down. The buoyancy ball 605 embedded at the bottom of the interlocking plate 601 in the buoyancy auxiliary device 6 automatically rises under the action of buoyancy. The permanent magnet 304 installed on the inner side of the interlocking plate 601 can be raised and lowered on the inner side of the positioning track 301 under the drive of buoyancy, and is fixed at a fixed position of the positioning track 301 by the reed switch 303. When the permanent magnet 304 in the magnetic control component moves to its magnetic force range, the reed switch 303 will be attracted or disconnected. Then, after the signal transmitter 302 detects the change in the state of the reed switch, it sends a corresponding electrical signal to the control system to reflect the liquid level change of tetrahydrofuran in the tank in real time and accurately.

[0030] The above description is only a specific implementation method of the utility model, but the protection scope of the utility model is not limited to this. Any changes or substitutions that can be thought of by any technician familiar with the field within the technical scope disclosed by the utility model without creative work should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope defined in the claims.

Claims

1. A tetrahydrofuran storage tank with a liquid level monitoring function, comprising a tank cover (1), a liquid level monitoring mechanism (3) and a buoyancy assist device (6), characterized in that: The bottom of the tank cover (1) is provided with anti-deformation strips (5) around the material, the bottom of the tank cover (1) is provided with a tank body (2), and the inner side of the tank body (2) is provided with a buoyancy auxiliary device (6), the buoyancy auxiliary device (6) comprises a mosaic plate (601), a limiting rod (602), a clamping groove (603), a mosaic groove (604) and a buoyancy ball (605), the outer ends of the mosaic plate (601) are provided with mosaic grooves (604), and the middle part of the mosaic plate (601) is provided with a clamping groove (603), the two sides of the mosaic plate (601) are sleeved with limiting rods (602), and the inner side of the mosaic groove (604) is provided with a buoyancy ball (605); A liquid level monitoring mechanism (3) is arranged on the inner side of the tank body (2), and the liquid level monitoring mechanism (3) comprises a positioning track (301), a signal transmitter (302), a reed switch (303), a permanent magnet (304), a fixed sleeve (305) and a clamping spring rod (306). The signal transmitter (302) is installed on the outer end of the positioning track (301), and the reed switch (303) is arranged inside the positioning track (301). The clamping spring rod (306) is installed on the end of the engaging plate (601) close to the tank body (2), and the fixed sleeve (305) is installed on the inner side of the clamping spring rod (306), and the permanent magnet (304) is arranged on the inner side of the fixed sleeve (305). A discharge port (4) is arranged on the top of the tank cover (1).

2. A tetrahydrofuran storage tank with liquid level monitoring function according to claim 1, characterized in that: The interlocking plate (601) forms an interlocking structure through the interlocking groove (604) and the anti-deformation strip (5), and the interlocking plate (601) and the limiting rod (602) are connected in an up-and-down sleeve arrangement.

3. A tetrahydrofuran storage tank with liquid level monitoring function according to claim 1, characterized in that: The interlocking plate (601) is interlocked with the buoyancy ball (605) via the clamping groove (603).

4. The tetrahydrofuran storage tank with liquid level monitoring function according to claim 1, characterized in that: The interlocking plate (601) is elastically connected to the fixed sleeve plate (305) via a clamping spring rod (306), and a detachable connection is formed between the fixed sleeve plate (305) and the permanent magnet (304).

5. The tetrahydrofuran storage tank with liquid level monitoring function according to claim 1, characterized in that: The permanent magnet (304) is in contact with the reed switch (303).

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