CN-224215562-U - Antiscaling gas heating furnace for oil field

CN224215562UCN 224215562 UCN224215562 UCN 224215562UCN-224215562-U

Abstract

The utility model discloses an anti-scaling gas heating furnace for an oil field, which comprises a heating furnace and an anti-scaling system, wherein the anti-scaling system comprises a circulating water pump, a dosing tank, a liquid taking pipe, a liquid returning pipe, a sleeve, a spiral flow guiding rib plate and a sleeve liquid outlet, the spiral flow guiding rib plate is arranged on the outer surface of a furnace pipe, the sleeve is arranged on the outer edge of the spiral flow guiding rib plate in a clinging manner, a sleeve liquid inlet is arranged at the front end of an upper sleeve and is close to a smoke box, a sleeve liquid outlet is arranged on one side of a lower sleeve and is close to a burner, a liquid taking pipe inlet is arranged on the inner side of a sleeve elbow, a liquid taking pipe outlet is communicated with a circulating water pump inlet, a circulating water pump outlet is communicated with the liquid returning pipe inlet, the liquid returning pipe outlet is communicated with the sleeve liquid inlet, the dosing tank outlet is communicated with a circulating water pump inlet pipe through a pipeline, and the sleeve and the spiral flow guiding rib plate are additionally arranged, so that furnace water is in a high-speed rotational flow state on the surface of the furnace pipe, the furnace pipe is remarkably improved, and a good anti-scaling effect can be achieved.

Inventors

FAN PENG
LIU XIANGYU
MA LIGUO
WANG BIN
YU HONGWEI
WANG LIANGLIANG
ZHANG LONG
LIU YONGCAI

Assignees

深圳市佳运通电子有限公司

Dates

Publication Date: 20260508
Application Date: 20250430

Claims (6)

1. The anti-scale gas heating furnace for the oil field is characterized by comprising a heating furnace and an anti-scale system, wherein the heating furnace comprises a heating furnace shell (9), a furnace tube unit (20), a smoke box (7) and a burner (8), the furnace tube unit (20) is arranged inside the heating furnace shell (9), the smoke box (7) is arranged at the upper front part of the heating furnace shell (9), the burner (8) is arranged at the middle lower front part of the heating furnace shell (9), the furnace tube unit (20) is U-shaped and comprises an upper layer furnace tube and a lower layer furnace tube (201) with one end communicated with each other, the head part of the burner (8) is inserted into the lower layer furnace tube (201), and the upper layer furnace tube (201) is inserted into the smoke box (7); The anti-scale system comprises a circulating water pump (10), a dosing tank (3), a liquid taking pipe (17), a liquid return pipe (16), a sleeve (21), a spiral flow guide rib plate (202) and a sleeve liquid outlet (25), wherein the spiral flow guide rib plate (202) is arranged on the outer surface of the furnace tube (201), the sleeve (21) is arranged on the outer edge of the spiral flow guide rib plate (202), the liquid inlet of the sleeve (21) is arranged at the front end of the upper layer of sleeve (21) and is close to a smoke box (7), the liquid outlet (25) of the sleeve is arranged at one side, close to a combustor (8), of the lower layer of sleeve (21), the inlet of the liquid taking pipe (17) is arranged at the inner side of an elbow of the sleeve (21), the outlet of the liquid taking pipe (17) is communicated with the inlet of the circulating water pump (10), the outlet of the circulating water pump (10) is communicated with the inlet of the liquid return pipe (16), the outlet of the liquid return pipe (16) is communicated with the liquid inlet of the sleeve (21), and the outlet of the dosing tank (3) is communicated with the inlet of the circulating water pump (10) through a pipeline.
2. The oil field scale prevention type gas heating furnace as claimed in claim 1, wherein a maintenance platform (1) is fixedly arranged above the heating furnace shell (9), the side surface of the maintenance platform (1) is fixedly connected with the escalator (11), a heating furnace liquid inlet (19) and a heating furnace liquid outlet (18) are formed in the rear of the heating furnace shell (9), a smoke outlet (5) and an explosion door (6) are formed in the smoke box (7), a heating furnace support (14) is fixedly arranged below the heating furnace shell (9), and a smoke temperature meter is arranged on the smoke box (7).
3. The oil field scale prevention type gas heating furnace according to claim 1, wherein an inspection manhole (2) and a safety valve connector (4) are formed in the upper wall of the heating furnace shell (9), a drain outlet (13) is formed in the lower wall of the heating furnace shell (9), an oil receiving port (15) is formed in the side wall of the heating furnace shell (9), and a first partition plate (23), a second partition plate (24) and a third partition plate (22) are further arranged in the heating furnace shell (9).
4. The scale control type gas heating furnace for oil field according to claim 1, wherein the dosing tank (3) is fixed on the ground through the dosing tank supporting leg (12), and an automatic cut-off valve and a check valve are arranged on an outlet pipe of the dosing tank (3).
5. The oil field scale-proof gas heating furnace as claimed in claim 1, wherein the scale-proof system is provided with two circulating water pumps (10), the circulating water pumps (10) are variable frequency pumps, a pressure meter is arranged on an inlet and outlet pipeline of the circulating water pumps (10), a flowmeter is arranged on an outlet pipeline of the circulating water pumps (10), and an automatic cut-off valve is arranged on the inlet and outlet pipeline of the circulating water pumps (10).
6. An oilfield scale control gas heating furnace according to claim 1, wherein the sleeve (21) and the furnace tube (201) are connected by flanges.

Description

Antiscaling gas heating furnace for oil field Technical Field The utility model relates to the technical field of heating furnaces, in particular to an anti-scaling gas heating furnace for an oil field. Background In crude oil extraction, crude oil and oily sewage are heated to the temperature required by the process in the crude oil gathering and transportation process, so that the subsequent transportation, sedimentation, separation, dehydration, water doping, hot washing, crude oil primary processing and the like are conveniently carried out. The heated medium-furnace water composition is complex, contains a certain proportion of crude oil, is influenced by the structure of the traditional heating furnace body, the flow rate of the furnace water outside the firework tube is low, large particle dirt in the furnace water is easy to deposit on the tube wall and adhere to the tube wall, meanwhile, hard dirt is formed quickly under a long-term high-temperature environment, the dirt can only increase the heat transfer resistance of the heating furnace, the heat efficiency of the heating furnace is reduced, the production fuel consumption cost is increased, meanwhile, when the dirt volume is large, the temperature of the local tube wall is too high, and the accident of burning through liquid leakage of the heating furnace is caused, in actual production, although the water in the furnace is too large, the concentration of the chemical agent is diluted immediately once the chemical agent added into the water in the heating furnace is in a pipeline, so that the furnace water on the surface of the furnace tube basically loses the effect of the scale inhibition, in addition, the dirt can only be removed by cleaning on line, the dirt on the surface can only be removed, the inner dirt can be removed, the heat resistance of the furnace can not be cleaned up, the furnace is high in time, the heat resistance is high, the condition of the furnace is difficult to be cleaned up, and the problem of high-quality and serious environmental pollution is solved, and the problem of high heat consumption is solved in the future, and the condition of running condition is solved. Therefore, there is a need to provide an oil field scale control type gas heating furnace to solve the above problems. Disclosure of utility model The utility model aims to solve the defects of the prior art and provides an anti-scaling gas heating furnace for an oil field, which aims to solve the problem that hard scale is easy to form on the wall of the heating furnace. The utility model provides an anti-scale gas heating furnace for an oil field, which comprises a heating furnace and an anti-scale system, wherein the heating furnace comprises a heating furnace shell, a furnace tube unit, a smoke box and a burner, the furnace tube unit is arranged in the heating furnace shell, the smoke box is arranged at the upper part of the front part of the heating furnace shell, and the burner is arranged at the middle lower part of the front part of the heating furnace shell; The scale prevention system comprises a circulating water pump, a dosing tank, a liquid taking pipe, a liquid return pipe, a sleeve, a spiral flow guide rib plate and a sleeve liquid outlet, wherein the spiral flow guide rib plate is arranged on the outer surface of the furnace pipe, the sleeve is arranged on the outer edge of the spiral flow guide rib plate, the sleeve liquid inlet is arranged at the front end of the upper sleeve and close to the smoke box, the sleeve liquid outlet is arranged on one side of the lower sleeve close to the burner, the liquid taking pipe inlet is arranged on the inner side of a sleeve elbow, the liquid taking pipe outlet is communicated with the inlet of the circulating water pump, the outlet of the circulating water pump is communicated with the inlet of the liquid return pipe, the outlet of the liquid return pipe is communicated with the sleeve liquid inlet, and the outlet of the dosing tank is communicated with the inlet pipe of the circulating water pump through a pipeline. Further, an overhaul platform is fixedly arranged above the heating furnace shell, the side face of the overhaul platform is fixedly connected with the escalator, a heating furnace liquid inlet and a heating furnace liquid outlet are formed in the rear of the heating furnace shell, a smoke outlet and an explosion-proof door are formed in a smoke box, a heating furnace support is fixedly arranged below the heating furnace shell, and a smoke temperature instrument is arranged on the smoke box. Further, an inspection manhole and a safety valve connector are arranged on the upper wall of the heating furnace shell, a drain outlet is arranged on the lower wall of the heating furnace shell, an oil collecting port is arranged on the side wall of the heating furnace shell, and a first partition plate, a second partition plate and a third partition plate are further arranged inside the heating furna