CN216141256U - Skid-mounted closed oil unloading device - Google Patents
Skid-mounted closed oil unloading device Download PDFInfo
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- CN216141256U CN216141256U CN202121573542.XU CN202121573542U CN216141256U CN 216141256 U CN216141256 U CN 216141256U CN 202121573542 U CN202121573542 U CN 202121573542U CN 216141256 U CN216141256 U CN 216141256U
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Abstract
The utility model discloses a skid-mounted closed oil unloading device, and relates to the field of crude oil treatment. The device comprises a sledge seat, a buffer tank fixedly connected with the upper end surface of the sledge seat and a drawing device arranged on the upper end surface of the sledge seat; the input end of the extraction device is communicated with the bottom of the buffer tank; a liquid level meter is arranged on the side wall of the buffer tank; a breather valve is arranged at the top of the buffer tank; the side wall of the buffer tank is communicated with an oil inlet pipe with a valve. The utility model has the beneficial effects that: crude oil is retained in the buffer tank, and then the crude oil is pumped into the pipe network from the buffer tank, so that air can be effectively prevented from entering the pipe network, and the danger is reduced; and adopt skid-mounted design, after the factory purchase, can arrive the on-the-spot simple installation, it is very convenient.
Description
Technical Field
The utility model relates to the technical field of crude oil treatment, in particular to a skid-mounted closed oil unloading device.
Background
When crude oil is transported, the crude oil in an oil production place is generally filled into a tank truck, and then the tank truck pulls down the crude oil to the use place.
When the tank truck reaches the use site, the crude oil in the tank needs to be unloaded, the oil unloading pump is used, and in the common oil unloading process, the pipeline of the oil unloading pump is directly connected with the pipeline of the tank for loading the crude oil and is directly unloaded, so that air is easily pumped into a pipe network in the oil unloading process.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of providing a skid-mounted closed oil unloading device. Crude oil is retained in the buffer tank, and then the crude oil is pumped into the pipe network from the buffer tank, so that air can be effectively prevented from entering the pipe network, and the danger is reduced; and adopt skid-mounted design, after the factory purchase, can arrive the on-the-spot simple installation, it is very convenient.
The technical scheme adopted by the utility model is as follows: the skid-mounted closed oil unloading device comprises a skid seat, a buffer tank fixedly connected to the upper end face of the skid seat and an extraction device arranged on the upper end face of the skid seat; the input end of the extraction device is communicated with the bottom of the buffer tank; a liquid level meter is arranged on the side wall of the buffer tank; a breather valve is arranged at the top of the buffer tank; the side wall of the buffer tank is communicated with an oil inlet pipe with a valve.
Further optimizing the technical scheme, the extraction device of the skid-mounted closed oil discharge device comprises an oil suction pipe, an oil discharge pipe and an oil discharge pump fixedly connected to the upper end surface of the skid seat; one end of the oil suction pipe is communicated with the input end of the oil discharge pump; the other end of the oil suction pipe is communicated with the bottom of the buffer tank.
Further optimizing the technical scheme, the skid-mounted closed oil discharge device also comprises a centrifugal pump and a blow-off pipe; the centrifugal pump is arranged in the middle of the oil suction pipe; one end of the blow-off pipe is communicated with the blow-off end of the centrifugal pump.
Further optimizing the technical scheme, the skid-mounted closed oil unloading device is characterized in that an electric tracing band is wound on the outer surface of the buffer tank; and a heating coil is arranged in the buffer tank.
Further optimizing the technical scheme, the skid-mounted closed oil discharge device also comprises a controller; the liquid level meter is in signal connection with the input end of the controller; the controller is electrically connected with the oil discharge pump.
The utility model has the following remarkable beneficial effects:
1. the utility model adopts a skid-mounted design, can be simply installed on site after being purchased in a factory, and is very convenient.
2. Make the crude oil in the tank car flow into the buffer tank, the air in the jar of tank car and the pipeline can enter into the buffer tank, again from the buffer tank with crude oil through the oil discharge pump squeeze into the pipe network system at the land of using, the oil suction pipe directly inhales crude oil from the bottom of buffer tank, can not inhale the air in the buffer tank, so can prevent effectively that the oil discharge pump from squeezing into the pipe network system with the air, reduce dangerous the emergence.
3. The crude oil in the buffer tank can be heated by the electric tracing band and the heating coil, so that the temperature of the crude oil can be increased, and the crude oil is not easy to freeze in winter.
4. Utilize the centrifugal pump to carry out filtration treatment to crude oil, can filter impurity such as silt in the crude oil, can protect oil discharge pump, difficult wearing and tearing.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a left side view of the present invention;
FIG. 4 is a schematic diagram of the operation of the controller, level gauge, contactor and oil dump pump of the present invention;
in the figure, 1, a sledge base; 2. a buffer tank; 3. a liquid level meter; 4. a breather valve; 5. an oil inlet pipe; 6. an oil suction pipe; 7. unloading the oil pipe; 8. an oil discharge pump; 9. a centrifugal pump; 10. a blow-off pipe; 11. a controller; 12 contactor.
Detailed Description
The technical solutions in the embodiments of the present application will be described clearly and completely with reference to fig. 1 to 4 in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the application, its application, or uses. 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 application.
A skid-mounted closed oil discharge device comprises a skid seat 1, a buffer tank 2 fixedly connected to the upper end face of the skid seat 1 and a drawing device arranged on the upper end face of the skid seat 1; the input end of the extraction device is communicated with the bottom of the buffer tank 2; a liquid level meter 3 is arranged on the side wall of the buffer tank 2; a breather valve 4 is arranged at the top of the buffer tank 2; the side wall of the buffer tank 2 is communicated with an oil inlet pipe 5 with a valve;
the extraction device comprises an oil suction pipe 6, an oil discharge pipe 7 and an oil discharge pump 8 fixedly connected to the upper end face of the skid seat 1; one end of the oil suction pipe 6 is communicated with the input end of the oil discharge pump 8; the other end of the oil suction pipe 6 is communicated with the bottom of the buffer tank 2;
also comprises a centrifugal pump 9 and a sewage discharge pipe 10; the centrifugal pump 9 is arranged in the middle of the oil suction pipe 6; one end of the sewage discharge pipe 10 is communicated with the sewage discharge end of the centrifugal pump 9;
an electric tracing band is wound on the outer surface of the buffer tank 2; a heating coil is arranged in the buffer tank 2;
also includes a controller 11; the liquid level meter 3 is in signal connection with the input end of the controller 11; the controller 11 is electrically connected to the oil discharge pump 8.
When the utility model is used:
the skid base 1 can be directly mounted after the skid base is purchased from a factory and transported to a mounting place.
The crude oil is pulled to a use place by using the tank car, the oil inlet pipe 5 is communicated with a pipeline of the tank car, a valve of the oil inlet pipe 5 is opened, the crude oil in the tank car enters the buffer tank 2 through the oil inlet pipe 5, when the crude oil in the buffer tank 2 reaches a certain amount, the oil unloading pump 8 is started, the oil unloading pump 8 extracts the crude oil in the buffer tank 2 through the oil suction pipe 6, and then the crude oil is pumped into a pipe network system of the use place through the oil unloading pipe 7.
When the outside temperature is low, the electric tracing band and the heating coil are turned on to prevent the crude oil in the buffer tank 2 from being frozen.
Can also open through controller 11 to oil discharge pump 8 and stop control and replace manual opening and stop oil discharge pump 8, when level gauge 3 detects 2 inside crude oil of buffer tank and reaches a certain amount, level gauge 3 gives controller 11 with signal transmission, controller 11 controls oil discharge pump 8 again and starts, extract 2 inside crude oil of buffer tank, when level gauge 3 detects 2 inside crude oil stocks of buffer tank not enough, controller 11 can control oil discharge pump 8 and close, thereby when 8 inside crude oil of oil discharge pump is not enough, avoid squeezing into the air of buffer tank 2 inside into the pipe network system that uses the land.
The following are specifically mentioned: a contactor 12 may be electrically connected between the controller 11 and the oil discharge pump 8 for amplifying the driving capability of the controller 11.
In the description of the present application, it is to be understood that the orientation or positional relationship indicated by the directional terms such as "front, back, up, down, left, right", "lateral, vertical, horizontal" and "top, bottom", etc., are generally based on the orientation or positional relationship shown in fig. 1, and are used merely for convenience of description and simplicity of description, and in the absence of a contrary explanation, these directional terms are not intended to indicate and imply that the device or element being referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore should not be considered as limiting the scope of the present application; the terms "inner and outer" refer to the inner and outer relative to the profile of the respective component itself.
Claims (5)
1. The utility model provides a skid-mounted airtight oil discharge device which characterized in that: the device comprises a sledge seat (1), a buffer tank (2) fixedly connected to the upper end face of the sledge seat (1), and a drawing device arranged on the upper end face of the sledge seat (1); the input end of the extraction device is communicated with the bottom of the buffer tank (2); a liquid level meter (3) is mounted on the side wall of the buffer tank (2); a breather valve (4) is arranged at the top of the buffer tank (2); the side wall of the buffer tank (2) is communicated with an oil inlet pipe (5) with a valve.
2. The skid-mounted closed oil discharge device of claim 1, wherein: the extraction device comprises an oil suction pipe (6), an oil discharge pipe (7) and an oil discharge pump (8) fixedly connected to the upper end face of the skid seat (1); one end of the oil suction pipe (6) is communicated with the input end of the oil discharge pump (8); the other end of the oil suction pipe (6) is communicated with the bottom of the buffer tank (2).
3. The skid-mounted closed oil discharge device of claim 2, wherein: also comprises a centrifugal pump (9) and a sewage discharge pipe (10); the centrifugal pump (9) is arranged in the middle of the oil suction pipe (6); one end of the sewage discharge pipe (10) is communicated with the sewage discharge end of the centrifugal pump (9).
4. The skid-mounted closed oil discharge device of claim 1, wherein: an electric tracing band is wound on the outer surface of the buffer tank (2); and a heating coil is arranged in the buffer tank (2).
5. The skid-mounted closed oil discharge device of claim 2, wherein: further comprising a controller (11); the liquid level meter (3) is in signal connection with the input end of the controller (11); the controller (11) is electrically connected with the oil unloading pump (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121573542.XU CN216141256U (en) | 2021-07-12 | 2021-07-12 | Skid-mounted closed oil unloading device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121573542.XU CN216141256U (en) | 2021-07-12 | 2021-07-12 | Skid-mounted closed oil unloading device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216141256U true CN216141256U (en) | 2022-03-29 |
Family
ID=80803260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121573542.XU Active CN216141256U (en) | 2021-07-12 | 2021-07-12 | Skid-mounted closed oil unloading device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216141256U (en) |
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2021
- 2021-07-12 CN CN202121573542.XU patent/CN216141256U/en active Active
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