CN216791324U - Oil discharge liquid level control alarm device - Google Patents
Oil discharge liquid level control alarm device Download PDFInfo
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- CN216791324U CN216791324U CN202220402741.2U CN202220402741U CN216791324U CN 216791324 U CN216791324 U CN 216791324U CN 202220402741 U CN202220402741 U CN 202220402741U CN 216791324 U CN216791324 U CN 216791324U
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Abstract
The utility model relates to the technical field of oil discharge equipment of a gas station. An oil discharge liquid level control alarm device comprises an oil tank, a liquid level instrument, an explosion-proof valve electric actuator, an alarm and a controller; a cavity for storing oil is arranged in the oil tank, an oil unloading pipe is arranged on the oil tank, and the liquid level meter is connected with the oil tank; the explosion-proof valve electric actuator comprises an explosion-proof motor and an explosion-proof electric valve connected with the explosion-proof motor, and the explosion-proof electric valve is arranged on the oil unloading pipe; the explosion-proof motor is used for driving the explosion-proof electric valve to open and close; the alarm is arranged outside the oil tank and is electrically connected with the liquid level display; the controller sets up outside the oil tank, liquid level appearance and explosion-proof machine with controller electric connection. The oil level detection device is reasonable in structure and convenient to install, can automatically judge the liquid level condition, automatically stops oil discharge operation in time, and prevents finished oil from overflowing.
Description
Technical Field
The utility model relates to the technical field of oil discharge equipment of a gas station, in particular to an oil discharge liquid level control alarm device.
Background
At present, in the field of petroleum product loading and unloading operation, the oil unloading and overflow prevention shall meet the national standard regulation, namely, the oil tank shall take the overflow prevention measure during oil unloading. When the oil reaches 90% of the oil tank capacity, the high liquid level alarm device can be triggered; when the oil reaches 95% of the oil tank capacity, the oil can be automatically stopped from continuously entering the tank. When unloading oil to the underground oil tank of filling station, need monitor the liquid level of oil tank, and because the oil tank buries in outdoor underground, make can not direct level observation liquid level, then lead to the liquid level height in the unable accurate oil tank that obtains, operating personnel need not regularly look over and confirm whether the oil unloading finishes, often have the phenomenon emergence that causes the underground oil tank oil to spill over because of the measurement is inaccurate when adopting buoy monitoring liquid level, the oil tank spills over a large amount of oil, not only produce great waste, cause environmental pollution, and the oil belongs to extremely flammable and explosive article, very easy emergence dangerous accident, there is great potential safety hazard. Therefore, an oil discharge liquid level control alarm device is urgently needed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art, and provides an oil discharge liquid level control alarm device which is reasonable in structure, convenient to install, capable of automatically judging the liquid level condition, timely and automatically stopping oil discharge operation, preventing finished oil from overflowing, protecting equipment and personnel safety and improving the oil discharge safety.
In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:
an oil discharge liquid level control alarm device comprises an oil tank, a liquid level instrument, an explosion-proof valve electric actuator, an alarm and a controller; wherein:
a cavity for storing oil is arranged in the oil tank, an oil unloading pipe is arranged on the oil tank,
the liquid level meter is connected with the oil tank and used for detecting the liquid level of the oil material and displaying liquid level data information in the oil tank;
the explosion-proof valve electric actuator comprises an explosion-proof motor and an explosion-proof electric valve connected with the explosion-proof motor, and the explosion-proof electric valve is arranged on the oil unloading pipe; the explosion-proof motor is used for driving the explosion-proof electric valve to open and close;
the alarm is arranged outside the oil tank and is electrically connected with the controller;
the controller sets up outside the oil tank, liquid level appearance and explosion-proof machine with controller electric connection.
As a further improvement of the utility model, the liquid level meter comprises an explosion-proof junction box arranged above the oil tank and a liquid level display electrically connected with the explosion-proof junction box, wherein a magnetic liquid level meter is arranged at the bottom of the explosion-proof junction box, and the magnetic liquid level meter is vertically arranged in the oil tank.
As a further improvement of the utility model, the explosion-proof electrically operated valve comprises a valve body with a spherical inner cavity, a valve ball is arranged in the middle of the inner cavity of the valve body, a through hole is formed in the inner part between two ends of the valve ball, a top cap is arranged at the top end of the valve ball, a valve rod for driving the valve ball to rotate is arranged on the top cap of the valve ball, and the valve rod is connected with an output shaft of an explosion-proof motor.
As a further improvement of the utility model, the two end surfaces of the valve body are fixedly connected with flange connecting rings, and the two flange connecting rings are symmetrically arranged.
As a further improvement of the utility model, an O-shaped sealing ring which is matched with the through hole is fixedly arranged in the valve body.
As a further improvement of the utility model, the alarm is an audible and visual alarm.
Due to the adoption of the technical scheme, the utility model has the following beneficial effects:
1. the oil discharge liquid level control alarm device is reasonable in structure, ingenious in design and high in automation degree, reduces labor intensity, monitors the whole liquid level of the oil tank through the liquid level meter, and can automatically alarm, remind, close the valve and cut off an oil inlet pipeline according to the condition of the liquid level in the oil tank through the explosion-proof valve electric actuator and the alarm, so that loss and potential safety hazards caused by overflow of oil in the oil tank are prevented, the working efficiency and the operation safety are improved, and the health of operators is guaranteed.
2. The liquid level meter is convenient to install, can continuously measure the oil, has high measurement precision, can automatically judge the liquid level condition, can automatically stop oil unloading operation, and can solve the technical problem of oil overflow caused by incapability of controlling the oil level when an underground oil tank unloads the oil.
Drawings
FIG. 1 is a schematic structural view of an oil discharge liquid level control alarm device provided by the utility model;
fig. 2 is a schematic view of the internal structure of the explosion-proof electrically operated valve provided by the utility model;
fig. 3 is an external structural schematic diagram of an explosion-proof motor and an explosion-proof electric valve provided by the utility model;
wherein, labeled in the figures: 1. an oil tank; 2. an alarm; 3. a controller; 4. unloading the oil pipe; 5. an explosion-proof motor; 6. an explosion-proof electrically operated valve; 7. an explosion-proof junction box; 8. a liquid level display; 9. a magnetic level gauge; 11. a valve body; 12. a valve ball; 13. a through hole; 14. a top cap; 15. a valve stem; 16. a connecting flange; 17. an O-shaped sealing ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, an oil discharge liquid level control alarm device comprises an oil tank 1, a liquid level meter, an explosion-proof valve electric actuator, an alarm 2 and a controller 3; wherein:
a cavity for storing oil is arranged in the oil tank 1, an oil unloading pipe 4 is arranged on the oil tank 1,
the liquid level meter is connected with the oil tank 1 and is used for detecting the liquid level of the oil material and displaying liquid level data information in the oil tank 1;
the explosion-proof valve electric actuator comprises an explosion-proof motor 5 and an explosion-proof electric valve 6 connected with the explosion-proof motor 5, and the explosion-proof electric valve 6 is arranged on the oil discharge pipe 4; the explosion-proof motor 5 is used for driving the explosion-proof electric valve 6 to open and close; the explosion-proof motor 5 is an explosion-proof single-phase asynchronous motor, the motor is provided with an explosion-proof shell, not only can bear the explosion pressure generated when an explosive gas mixture in the motor is detonated, but also can prevent an explosive product from penetrating through an explosion-proof gap to ignite the explosive gas mixture around the motor shell, and the explosion-proof motor has higher safety and is suitable for being used in a gas station.
The alarm 2 is arranged outside the oil tank 1, and the alarm 2 is electrically connected with the controller 3; the alarm 2 is a sound-light alarm which is arranged outdoors so as to be convenient for reminding operators;
the controller 3 is arranged outside the oil tank 1, and the liquid level meter and the explosion-proof motor 5 are electrically connected with the controller 3.
The utility model monitors the whole liquid level of the oil tank 1 by arranging the liquid level meter, and can realize automatic alarm reminding and automatic valve closing and oil inlet pipeline cutting according to the liquid level condition in the oil tank 1 by arranging the explosion-proof valve electric actuator and the alarm 2, thereby preventing loss and potential safety hazard caused by overflow of oil in the oil tank 1.
As a further improvement of the utility model, the liquid level meter comprises an explosion-proof junction box 7 arranged above the oil tank 1 and a liquid level display 8 electrically connected with the explosion-proof junction box 7, a magnetic liquid level meter 9 is arranged at the bottom of the explosion-proof junction box 7, the magnetic liquid level meter 9 is vertically arranged in the oil tank 1, and the magnetic liquid level meter 9 measures the liquid level by a magnetic induction principle. The explosion-proof junction box 7 of the liquid level meter is mounted on the top of the oil tank 1 through a connecting flange 16, and due to the magnetic action, a probe of the magnetic liquid level meter 9 is attracted magnetically to change the position of the liquid level into an electric signal, the actual position of the liquid is displayed through the liquid level display 8, and the liquid level meter further achieves the remote detection and control of the liquid level.
The explosion-proof electric valve 6 adopted by the utility model has the advantages of compact structure, large constant flow coefficient, rapid switching of a cut-off signal and the like, the explosion-proof electric valve 6 comprises a valve body 11 with a spherical inner cavity, a valve ball 12 is arranged in the middle of the inner cavity of the valve body 11, a through hole 13 is arranged in the inner part between two ends of the valve ball 12, the explosion-proof electric valve 6 adopts a full-punching-in straight-through type flow channel, has the same inner diameter as the pipeline of the oil unloading pipe 4 and the maximum flow capacity and the minimum flow resistance, the full opening or full closing of the valve ball 12 can be completed only by rotating 90 degrees around the valve rod 15, the action is simple and rapid, the top end of the valve ball 12 is provided with a top cap 14, the top cap 14 of the valve ball 12 is provided with a valve rod 15 for driving the valve ball 12 to rotate, the valve rod 15 is connected with an output shaft of an explosion-proof motor 5, and the valve rod 15 has better rigidity and safety.
The two end surfaces of the valve body 11 are fixedly connected with flange connecting rings, and the two flange connecting rings are symmetrically arranged, so that the valve body 11 is in flange sealing connection with the oil unloading pipe 4.
In this embodiment, the valve body 11 has an oil inlet and an oil outlet, and an O-ring 17 adapted to the through hole 13 is fixedly disposed in the oil inlet and the oil outlet. The O-shaped sealing rings 17 are positioned at two ends of the valve ball 12, so that the explosion-proof electric valve 6 has better sealing performance.
The use method of the oil discharge liquid level control alarm device comprises the following steps: an explosion-proof electric valve 6 is arranged in an oil discharge pipe 4, an alarm 2 is connected with a liquid level display 8 through a signal line and is arranged outdoors, and when oil is required to be discharged, oil enters the oil discharge pipe 4 through the explosion-proof electric valve 6 and flows into an underground oil tank 1. Along with the rising of the oil level in the oil tank 1, the floating ball 10 of the liquid level instrument floats upwards, the height of the oil level is displayed in real time through the liquid level display 8, when the floating ball 10 rises to a preset warning height, the controller 3 controls the explosion-proof motor 5 to be started so as to close the explosion-proof electric valve 6 on the oil unloading pipe 4, and meanwhile, the alarm 2 works to remind an operator, so that the oil overflow prevention effect is achieved. The automatic oil discharge device has the advantages of reasonable structure, ingenious design and high automation degree, reduces the labor intensity, can automatically detect the liquid level condition in the tank body, automatically stops oil discharge operation, improves the working efficiency and the operation safety, and ensures the safety of operators.
The above description is intended to describe in detail the preferred embodiments of the present invention, but the embodiments are not intended to limit the scope of the claims of the present invention, and all equivalent changes and modifications made within the technical spirit of the present invention should fall within the scope of the claims of the present invention.
Claims (6)
1. The utility model provides an oil discharge liquid level control alarm device, includes oil tank (1), its characterized in that: the explosion-proof valve electric actuator is connected with the controller (3) through a hydraulic level meter; wherein:
a cavity for storing oil is arranged in the oil tank (1), an oil discharge pipe (4) is arranged on the oil tank (1),
the liquid level meter is connected with the oil tank (1), and is used for detecting the liquid level of the oil material and displaying liquid level data information in the oil tank (1);
the explosion-proof valve electric actuator comprises an explosion-proof motor (5) and an explosion-proof electric valve (6) connected with the explosion-proof motor (5), and the explosion-proof electric valve (6) is arranged on the oil discharge pipe (4); the explosion-proof motor (5) is used for driving the explosion-proof electric valve (6) to be opened and closed;
the alarm (2) is arranged outside the oil tank (1), and the alarm (2) is electrically connected with the controller (3);
the controller (3) is arranged outside the oil tank (1), and the liquid level meter and the explosion-proof motor (5) are electrically connected with the controller (3).
2. The oil discharge liquid level control alarm device of claim 1, wherein: the liquid level meter comprises an explosion-proof junction box (7) arranged above the oil tank (1) and a liquid level display (8) electrically connected with the explosion-proof junction box (7), wherein a magnetic liquid level meter (9) is arranged at the bottom of the explosion-proof junction box (7), and the magnetic liquid level meter (9) is vertically arranged in the oil tank (1).
3. The oil discharge liquid level control alarm device of claim 1, wherein: explosion-proof electric valve (6) is including valve body (11) that have spherical inner chamber, the inner chamber mid-mounting of valve body (11) has valve ball (12), inside between the both ends of valve ball (12) is equipped with through-hole (13), the top of valve ball (12) is equipped with hood (14), be equipped with valve rod (15) on hood (14) of valve ball (12), the output shaft of valve rod (15) and explosion-proof machine (5).
4. The oil discharge liquid level control alarm device of claim 3, wherein: the two end surfaces of the valve body (11) are fixedly connected with flange connecting rings, and the two flange connecting rings are symmetrically arranged.
5. The oil discharge liquid level control alarm device of claim 3, wherein: and an O-shaped sealing ring (17) matched with the through hole (13) is fixedly arranged in the valve body (11).
6. The oil discharge liquid level control alarm device of claim 1, wherein: the alarm (2) is an audible and visual alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220402741.2U CN216791324U (en) | 2022-02-25 | 2022-02-25 | Oil discharge liquid level control alarm device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220402741.2U CN216791324U (en) | 2022-02-25 | 2022-02-25 | Oil discharge liquid level control alarm device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216791324U true CN216791324U (en) | 2022-06-21 |
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ID=82018553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220402741.2U Active CN216791324U (en) | 2022-02-25 | 2022-02-25 | Oil discharge liquid level control alarm device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216791324U (en) |
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2022
- 2022-02-25 CN CN202220402741.2U patent/CN216791324U/en active Active
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