CN211695409U

CN211695409U - Safety protection device for flameout of heating furnace at oil field well mouth

Info

Publication number: CN211695409U
Application number: CN201922367012.9U
Authority: CN
Inventors: 张振; 张鹏超; 张安平
Original assignee: Langfang Boda Petroleum Technology Co ltd
Current assignee: Langfang Boda Petroleum Technology Co ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-10-16
Anticipated expiration: 2029-12-25

Abstract

The utility model relates to an oil well heating furnace technical field just discloses oil field well head heating furnace safety arrangement that stalls, the on-line screen storage device comprises a base, the top fixed mounting of base has the heating cabinet, the top fixed mounting of base has the combustor body that is located the heating cabinet left, the fixed intercommunication in top on combustor body right side has the combustion tube. This oil field well head heating furnace safety arrangement that stalls, through setting up the air pump, second control valve and airflow tube, when the combustor body stopped operating, operating personnel opens air pump and second control valve and closes first control valve, the operation of air pump will produce the air current, and the air current will be through the blowout of airflow tube from the exhaust inner box, finally loop through siphunculus and combustion tube and get into the inside to the firetube body, and then drive the inside remaining fuel of firetube body and pass through the blast pipe and discharge, the exhaust effect of firetube body has been improved, the residue of fuel has been avoided, consequently, the device's practicality has been increased.

Description

Safety protection device for flameout of heating furnace at oil field well mouth

Technical Field

The utility model relates to an oil well heating furnace technical field specifically is oil field well head heating furnace safety arrangement that stalls.

Background

At present, operating personnel often need use the oil field heating furnace when processing crude oil, and current oil field heating furnace is at the in-process of in-service use, ignite fuel in the firetube through the combustor, thereby give out the heat, later the heat will pass through the water source and transmit to the crude oil pipe in, and then realize the heat treatment to crude oil, when the combustor is flame-out, the inside of firetube will remain partly not completely burnt fuel this moment, and these fuels can't effectual discharges, and then certain potential safety hazard has existed, consequently, need improve it.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides an oil field well head heating furnace safety arrangement that stalls, possess the effectual advantage of firetube exhaust, solved current oil field heating furnace at the in-process of in-service use, through the combustor with fuel at the inside burning of firetube, thereby give out the heat, later pass through the water source with the heat again and transmit to the crude oil pipe in, and then realize the heat treatment to crude oil, however when the combustor is stalled, the inside of firetube this moment will be the remaining part fuel of complete combustion not, and the unable effectual discharge of these fuels, and then the problem that has certain potential safety hazard.

The utility model provides a following technical scheme: the flameout safety protection device of the oil field wellhead heating furnace comprises a base, wherein a heating box is fixedly mounted at the top of the base, a burner body positioned on the left side of the heating box is fixedly mounted at the top of the right side of the burner body, a combustion pipe is fixedly communicated with the top of the right side of the burner body, the other end of the combustion pipe penetrates through the heating box and extends to the inside of the heating box, a fire pipe body is fixedly communicated with the inside of the heating box, the other end of the fire pipe body penetrates through the heating box and extends to the outside of the heating box, an exhaust pipe is fixedly communicated with the outer surface of the exhaust pipe, a fixing sleeve is fixedly connected with the right end of the fixing sleeve and the top of the left side of the heating box, an air flow box positioned on the front side of the heating box is fixedly mounted at the top of the base, a through pipe is fixedly communicated with the front side of the combustion, the air pump is characterized in that an exhaust inner box is fixedly mounted inside the air flow box, a first control valve is fixedly communicated with the top of the right side of the exhaust inner box, a second control valve is fixedly communicated with the bottom of the right side of the exhaust inner box, a fuel pipe is fixedly communicated with the right side of the first control valve, the other end of the fuel pipe penetrates through the air flow box and extends to the outside of the air flow box, an air flow pipe is fixedly communicated with the right side of the second control valve, and the other end of the air flow pipe penetrates through the air flow box and extends to the outside of the air flow box and is fixedly communicated with the left side of the air.

Preferably, the middle part of the top end of the heating box is fixedly provided with a fixing frame, the top part of the fixing frame is fixedly provided with a water tank, the bottom part of the water tank is fixedly communicated with short pipes positioned on two sides of the fixing frame, and the bottom ends of the short pipes are fixedly communicated with the top part of the heating box.

Preferably, the middle part of the top end of the water tank is fixedly communicated with an exhaust port, and water level sensors are fixedly mounted on two sides of the inner cavity of the water tank.

Preferably, the inside fixed mounting of heating cabinet has the crude oil pipe body that is located firetube body top, the top of crude oil pipe body runs through the heating cabinet and extends to the outside on heating cabinet right side and fixed intercommunication has crude oil import pipe, the bottom of crude oil pipe body runs through the heating cabinet and extends to the outside on heating cabinet right side and fixed intercommunication has the crude oil outlet pipe.

Preferably, the bottom of the right side of the heating box is fixedly communicated with an electromagnetic valve, and the right side of the electromagnetic valve is fixedly communicated with a drain pipe.

Preferably, the right side fixed mounting at heating cabinet back top has the water pump, the fixed intercommunication in bottom of water pump has the drinking-water pipe, the fixed intercommunication in top of water pump has the conveyer pipe, the top of conveyer pipe runs through the water tank and extends to in the inner wall on water tank top.

Preferably, the back fixed mounting of water tank has the guard box that is located the left of conveyer pipe, the inside fixed mounting of guard box has the singlechip, the inside fixed mounting of guard box has the controller that is located the singlechip right side.

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this oil field well head heating furnace safety arrangement that stalls, through setting up the air pump, second control valve and airflow tube, when the combustor body stopped operating, operating personnel opens air pump and second control valve and closes first control valve, the operation of air pump will produce the air current, and the air current will be through the blowout of airflow tube from the exhaust inner box, finally loop through siphunculus and combustion tube and get into the inside to the firetube body, and then drive the inside remaining fuel of firetube body and pass through the blast pipe and discharge, the exhaust effect of firetube body has been improved, the residue of fuel has been avoided, consequently, the device's practicality has been increased.

2. This oil field well head heating furnace safety arrangement that stalls, through setting up level sensor, a water pump, singlechip and controller, when the water pump operation, will extract the water source through the drinking-water pipe and carry it to the inside of water tank and heating cabinet through the conveyer pipe, and level sensor's operation will detect the inside water level of water tank, when the inside water level of water tank reachs the position that level sensor is located, level sensor will signals for the singlechip this moment, and the singlechip will signals for the controller, later the controller will control the water pump shutdown, and then the inside water level of the effectual control water tank of help operating personnel, consequently, further the practicality that has increased the device.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic sectional view of the present invention;

fig. 3 is a schematic view of the back view structure of the present invention;

FIG. 4 is a schematic view of the internal structure of the airflow box of the present invention;

fig. 5 is a schematic view of the internal structure of the protection box of the present invention.

In the figure: 1. a base; 2. a heating box; 3. a burner body; 4. a combustion tube; 5. a fire tube body; 6. an exhaust pipe; 7. an airflow box; 8. pipe passing; 9. an air pump; 10. an exhaust inner box; 11. a first control valve; 12. a second control valve; 13. a fuel tube; 14. an airflow duct; 15. a fixed mount; 16. a water tank; 17. an exhaust port; 18. a short pipe; 19. a water level sensor; 20. a crude oil pipe body; 21. a crude oil inlet pipe; 22. a crude oil outlet pipe; 23. an electromagnetic valve; 24. a drain pipe; 25. fixing a sleeve; 26. a water pump; 27. a water pumping pipe; 28. a delivery pipe; 29. a protection box; 30. a single chip microcomputer; 31. and a controller.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the flameout safety protection device for the heating furnace at the wellhead of the oil field comprises a base 1, a heating box 2 is fixedly installed at the top of the base 1, a water pump 26 is fixedly installed at the right side of the top of the back of the heating box 2, the water pump 26 is a conventional device, the water pump 26 is suitable for OSM-DN40 series, the water pump 26 is fixedly communicated at the bottom with a water pumping pipe 27, the water pump 26 is fixedly communicated at the top with a delivery pipe 28, the top end of the delivery pipe 28 penetrates through a water tank 16 and extends into the inner wall of the top end of the water tank 16, the heating box 2 is fixedly communicated at the bottom of the right side with an electromagnetic valve 23, the electromagnetic valve 23 is a conventional device, the electromagnetic valve 23 is suitable for LD512.5 series, the electromagnetic valve 23 is fixedly communicated at the right side with a drain pipe 24, a crude oil pipe body 20 above a fire tube body 5 is fixedly installed inside the heating box, the bottom end of the raw oil pipe body 20 penetrates through the heating box 2 and extends to the outside of the right side of the heating box 2, and is fixedly communicated with a raw oil outlet pipe 22, the middle part of the top end of the heating box 2 is fixedly provided with a fixed frame 15, the top part of the fixed frame 15 is fixedly provided with a water tank 16, the back surface of the water tank 16 is fixedly provided with a protection box 29 positioned at the left side of a delivery pipe 28, the inside of the protection box 29 is fixedly provided with a single chip microcomputer 30, the single chip microcomputer 30 is an existing device, the model of the single chip microcomputer 30 is suitable for MSP430 series, the output end of the single chip microcomputer 30 is electrically connected with the input end of a controller 31 through a lead wire, the inside of the protection box 29 is fixedly provided with a controller 31 positioned at the right side of the single chip microcomputer 30, the controller 31 is an existing device, the model of the controller 31 is, the water level sensors 19 are fixedly mounted on two sides of the inner cavity of the water tank 16, the water level sensors 19 are conventional devices, the water level sensors 19 are suitable for WL705-003 series in model, the output ends of the water level sensors 19 are electrically connected with the input end of the single chip microcomputer 30 through conducting wires, short pipes 18 located on two sides of the fixing frame 15 are fixedly communicated with the bottom of the water tank 16, the bottom ends of the short pipes 18 are fixedly communicated with the top of the heating tank 2, a burner body 3 located on the left side of the heating tank 2 is fixedly mounted on the top of the base 1, a combustion pipe 4 is fixedly communicated with the top on the right side of the burner body 3, the other end of the combustion pipe 4 penetrates through the heating tank 2 and extends into the heating tank 2 and is fixedly communicated with a fire pipe body 5, the other end of the fire pipe body 5 penetrates through the heating tank 2 and extends to the outside of, the right end of the fixed sleeve 25 is fixedly connected with the top of the left side of the heating box 2, the top of the base 1 is fixedly provided with an air flow box 7 positioned on the front side of the heating box 2, the left side of the air flow box 7 is fixedly communicated with a through pipe 8, the other end of the through pipe 8 is fixedly communicated with the front side of the combustion pipe 4, the top of the base 1 is fixedly provided with an air pump 9 positioned on the right side of the air flow box 7 and the front side of the heating box 2, the air pump 9 is an existing device, the model of the air pump 9 is suitable for VNY6212 series, the inside of the air flow box 7 is fixedly provided with an exhaust inner box 10, the top of the right side of the exhaust inner box 10 is fixedly communicated with a first control valve 11, the first control valve 11 and a second control valve 12 are both existing devices, the models of the first control valve 11 and the second control valve 12 are both suitable for VP542R-5DB-03A series, the bottom of the right, the other end of fuel pipe 13 penetrates air flow box 7 and extends to the outside of air flow box 7, the right side of second control valve 12 is fixedly communicated with air flow pipe 14, and the other end of air flow pipe 14 penetrates air flow box 7 and extends to the outside of air flow box 7 and is fixedly communicated with the left side of air pump 9.

In operation, an operator first starts the water pump 26, the water pump 26 pumps water through the pumping pipe 27 and delivers the water to the water tank 16 through the delivery pipe 28, at this time, the water enters the heating tank 2 through the short pipe 18, the water level continuously rises, when the water level reaches the position of the water level sensor 19, the water level sensor 19 sends a signal to the single chip microcomputer 30, the single chip microcomputer 30 sends a signal to the controller 31, the controller 31 controls the water pump 26 to stop operation, then the operator opens the burner body 3 and the first control valve 11 and closes the second control valve 12, then introduces fuel into the air flow tank 7 through the fuel pipe 13 and the exhaust inner tank 10, then the fuel enters the combustion pipe 4 through the through pipe 8, and the operation of the burner body 3 ignites the fuel inside the combustion pipe 4, so that heat is transferred into the fire tube body 5, and exhaust gas is discharged from the exhaust pipe 6 through the fire tube body 5, and heat inside the fire tube body 5 is transferred into the water source inside the heating tank 2, and then heat in the water source is transferred into the crude oil pipe body 20, so as to heat crude oil inside the crude oil pipe body 20, after the crude oil heating process is completed, an operator closes the burner body 3 and the first control valve 11 and opens the air pump 9 and the second control valve 12, the operation of the air pump 9 will generate an air flow, and the air flow will be ejected from the exhaust inner tank 10 through the air flow pipe 14, and then enter the inside of the fire tube body 5 through the through pipe 8 and the combustion pipe 4, and finally, fuel remaining inside the fire tube body 5 is discharged through the exhaust pipe 6.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Oil field well head heating furnace safety arrangement that stalls, including base (1), its characterized in that: the top fixed mounting of base (1) has heating cabinet (2), the top fixed mounting of base (1) has and is located left combustor body (3) of heating cabinet (2), the fixed intercommunication in top on combustor body (3) right side has combustion tube (4), the other end of combustion tube (4) runs through heating cabinet (2) and extends to the inside of heating cabinet (2) and fixed intercommunication has firetube body (5), the other end of firetube body (5) runs through heating cabinet (2) and extends to the outside of heating cabinet (2) and fixed intercommunication has blast pipe (6), the external surface fixation of blast pipe (6) has cup jointed fixed cover (25), the right-hand member and the left top fixed connection of heating cabinet (2) of fixed cover (25), the top fixed mounting of base (1) has and is located positive air current case (7) of heating cabinet (2), the left side of the airflow box (7) is fixedly communicated with a through pipe (8), the other end of the through pipe (8) is fixedly communicated with the front of a combustion pipe (4), an air pump (9) located on the right side of the airflow box (7) and the front of a heating box (2) is fixedly installed at the top of the base (1), an exhaust inner box (10) is fixedly installed inside the airflow box (7), a first control valve (11) is fixedly communicated with the top of the right side of the exhaust inner box (10), a second control valve (12) is fixedly communicated with the bottom of the right side of the exhaust inner box (10), a fuel pipe (13) is fixedly communicated with the right side of the first control valve (11), the other end of the fuel pipe (13) penetrates through the airflow box (7) and extends to the outside of the airflow box (7), an airflow pipe (14) is fixedly communicated with the right side of the second control valve (12), and the other end of the airflow pipe (14) penetrates through the airflow box (7) and extends to the outside of the airflow box (7 The left side of the pump (9) is fixedly communicated.

2. The flameout safety protection device for the heating furnace at the wellhead of the oil field according to claim 1, characterized in that: the middle part fixed mounting on heating cabinet (2) top has mount (15), the top fixed mounting of mount (15) has water tank (16), the fixed intercommunication in bottom of water tank (16) has nozzle stub (18) that are located mount (15) both sides, the bottom of nozzle stub (18) and the fixed intercommunication in top of heating cabinet (2).

3. The flameout safety protection device for the heating furnace at the wellhead of the oil field according to claim 2, characterized in that: the middle part of the top end of the water tank (16) is fixedly communicated with an exhaust port (17), and water level sensors (19) are fixedly mounted on two sides of an inner cavity of the water tank (16).

4. The flameout safety protection device for the heating furnace at the wellhead of the oil field according to claim 1, characterized in that: the inside fixed mounting of heating cabinet (2) has crude oil pipe body (20) that is located firetube body (5) top, the top of crude oil pipe body (20) is run through heating cabinet (2) and is extended to the outside and the fixed intercommunication on heating cabinet (2) right side has crude oil import pipe (21), the bottom of crude oil pipe body (20) is run through heating cabinet (2) and is extended to the outside and the fixed intercommunication on heating cabinet (2) right side has crude oil outlet pipe (22).

5. The flameout safety protection device for the heating furnace at the wellhead of the oil field according to claim 1, characterized in that: the bottom on the right side of the heating box (2) is fixedly communicated with an electromagnetic valve (23), and the right side of the electromagnetic valve (23) is fixedly communicated with a drain pipe (24).

6. The flameout safety protection device for the heating furnace at the wellhead of the oil field according to claim 1, characterized in that: the right side fixed mounting at heating cabinet (2) back top has water pump (26), the fixed intercommunication in bottom of water pump (26) has drinking-water pipe (27), the fixed intercommunication in top of water pump (26) has conveyer pipe (28), the top of conveyer pipe (28) is run through water tank (16) and is extended to in the inner wall on water tank (16) top.

7. The flameout safety protection device for the heating furnace at the wellhead of the oil field according to claim 2, characterized in that: the back fixed mounting of water tank (16) has guard box (29) that is located conveyer pipe (28) left, the inside fixed mounting of guard box (29) has singlechip (30), the inside fixed mounting of guard box (29) has controller (31) that is located singlechip (30) right side.