CN214276161U - Heating device and oil pipe cleaning machine - Google Patents

Abstract

The application provides a heating device and oil pipe cleaning machine, it can improve the low and not up to standard problem of emission of thermal efficiency, relates to oil pipe cleaning equipment field. The heating device comprises a box body, a porous medium burner, a furnace pipe and a plurality of flue gas pipelines. The box body is internally provided with an accommodating cavity, and the box body is provided with a liquid inlet and a liquid outlet; the furnace pipe is partially or completely positioned in the accommodating cavity and is provided with a smoke circulation space; the smoke outlet side of the porous medium burner is hermetically connected with the furnace pipe so that smoke generated by the porous medium burner can flow into the furnace pipe, the porous medium burner is provided with a porous medium combustion chamber, the porous medium combustion chamber is provided with a radiation surface, and the radiation surface is positioned in a smoke flowing space; a plurality of flue gas pipelines are positioned in the accommodating cavity, one ends of the flue gas pipelines are connected with the furnace pipe, and the interior of each flue gas pipeline is communicated with the flue gas circulation space. It can improve the problem that the thermal efficiency is low and the emission does not reach the standard.

Description

Heating device and oil pipe cleaning machine

Technical Field

The application relates to the field of oil pipe cleaning equipment, in particular to a heating device and an oil pipe cleaning machine.

Background

The surface of oil field oil pipe usually has residual oil, and the former oil pipe cleaning method generally adopts cold water flushing, but the oil pipe cleaning method is generally not clean and has low efficiency.

At present, hot water is generally adopted to clean the oil pipe, and the oil pipe is cleaned after the water is heated by a heating device of the oil pipe cleaning machine, but some existing heating devices have low thermal efficiency and discharge which does not reach the standard.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the application is to provide a heating device and an oil pipe cleaning machine, which can improve the problems of low thermal efficiency and substandard discharge.

The embodiment of the application is realized as follows:

in a first aspect, an embodiment of the present application provides a heating device, which includes: the device comprises a box body, a furnace pipe, a porous medium burner and a plurality of flue gas pipelines;

the box body is internally provided with an accommodating cavity, and the box body is provided with a liquid inlet and a liquid outlet;

the furnace pipe is partially or completely positioned in the accommodating cavity and is provided with a smoke circulation space;

the smoke outlet side of the porous medium burner is hermetically connected with the furnace pipe so that smoke generated by the porous medium burner can flow into the furnace pipe, the porous medium burner is provided with a porous medium combustion chamber, the porous medium combustion chamber is provided with a radiation surface, and the radiation surface is positioned in a smoke flowing space;

a plurality of flue gas pipelines are positioned in the accommodating cavity, one ends of the flue gas pipelines are connected with the furnace pipe, and the interior of each flue gas pipeline is communicated with the flue gas circulation space.

In above-mentioned technical scheme, the box has inlet and liquid outlet, and water can enter into from the inlet and hold the intracavity to flow from the liquid outlet. Porous media are arranged in a porous media combustion chamber of the porous media combustor, and when the combustion media are combusted in the porous media combustion chamber, the combustion media and flame are divided by the porous media, so that the combustion is sufficient, the emission of pollutants is reduced, and the problem that the emission does not reach the standard is solved. The smoke outlet side of the porous medium burner is connected with the furnace pipe in a sealing mode, the radiation surface is located in the smoke circulation space, smoke generated by the porous medium burner can enter the smoke circulation space of the furnace pipe to be collected, and then the smoke flows into the smoke pipelines from the smoke circulation space. The flue gas circulation space of the furnace pipe ensures the circulation of flue gas, promotes the combustion medium in the porous medium combustion chamber to be fully combusted, and reduces the emission of pollutants. The furnace pipe part or whole is located and holds the chamber, then holds the water of intracavity and is located and holds the furnace pipe of intracavity and the flue gas homoenergetic of flue gas pipeline and carry out the heat exchange for the temperature risees, and the temperature of flue gas reduces, and the heat of flue gas can be by make full use of, improves heat exchange efficiency. Moreover, compared with a heat exchange pipeline with a larger pipe diameter, the flue gas pipelines with smaller pipe diameters can improve the contact area of flue gas and water, increase the flow velocity of the flue gas and improve the heat exchange coefficient, thereby improving the heat exchange efficiency.

In a possible embodiment, the lateral wall of the furnace is uneven along the extension of the flue gas duct.

In the above technical scheme, because the lateral wall of the furnace pipe is uneven, the surface area of the lateral wall of the furnace pipe can be improved, so that the contact area of the flue gas and the water is increased, and the heat exchange effect is improved.

In one possible embodiment, the furnace is a metal bellows.

In above-mentioned technical scheme, when carrying out the burning operation in the porous medium combustion chamber, the heat can transmit for the stove courage, and the temperature of flue gas is higher, and corrugated metal pipe not only has high temperature resistance effect, and moreover, corrugated pipe can compensate thermal deformation after corrugated metal pipe is heated the thermal expansion, reduces stress, improves life.

In a possible embodiment, the inner wall of the flue gas duct has a continuous recess arranged spirally.

In the technical scheme, the spirally arranged continuous concave part on the inner wall of the flue gas pipeline has the function of guiding flow, so that the flow of flue gas in the flue gas pipeline can be guided, the disturbance of the flue gas in the flue gas pipeline is increased, and the heat exchange effect is improved.

In a possible embodiment, the direction of extension of the flue gas duct coincides with the direction of extension of the furnace.

In the above technical scheme, the extending direction of the flue gas pipeline is consistent with the extending direction of the furnace pipe, and then the flue gas in the flue gas flowing space can enter the flue gas pipeline relatively quickly, so that the heat exchange coefficient is increased, and the heat exchange effect is improved.

In a possible implementation scheme, the heating device further comprises a smoke exhaust mechanism used for exhausting smoke, the smoke exhaust mechanism comprises a smoke rotating chamber and a chimney, the smoke rotating chamber is fixed on the box body, an air inlet of the smoke rotating chamber is communicated with the inside of the smoke pipeline, an air outlet of the smoke rotating chamber is communicated with the chimney, and the chimney is arranged outside the box body.

In the technical scheme, the flue gas in the flue gas pipelines is collected in the flue gas transferring chamber after heat exchange, and finally is discharged through the chimney. The smoke-transferring chamber provides a smoke collecting space, and the chimney can discharge smoke quickly, so that the combustion condition is improved.

In one possible embodiment, a condensed water collecting mechanism is arranged in the smoke-turning chamber.

Among the above-mentioned technical scheme, the flue gas in the flue gas pipeline reduces through heat exchange back temperature, probably takes place the condensation when changeing the smoke chamber through the process, can collect the comdenstion water that changes in the smoke chamber through the comdenstion water collection device.

In a possible embodiment, the condensed water collecting mechanism is a collecting pipe, one end of the collecting pipe is communicated with the interior of the smoke transferring chamber, and the other end of the collecting pipe is arranged outside the box body.

In the technical scheme, the collecting pipe can collect the condensed water in the smoke transfer chamber, and the other end of the collecting pipe is arranged outside the box body, so that the condensed water in the smoke transfer chamber can be discharged outside the box body after being collected by the collecting pipe.

In a possible embodiment, the smoke chamber is further provided with an air vent, and the air vent is hermetically provided with an explosion-proof piece.

In above-mentioned technical scheme, when changeing the indoor pressure of cigarette great, explosion-proof piece can carry out the pressure release at the mouth that loses heart, avoids heating device to explode.

In a second aspect, an embodiment of the present application provides an oil pipe cleaning machine, including the heating device of the first aspect.

In above-mentioned technical scheme, heating device through this application embodiment is with water heating, then will heat the water after carry to other regions of oil pipe cleaning machine in wash oil pipe, hot water's cleaning performance is better.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.

Fig. 1 is a schematic structural diagram of a heating device according to an embodiment of the present application.

Icon: 10-a heating device; 11-a box body; 111-a containment chamber; 112-a liquid inlet; 113-a liquid outlet; 12-a porous medium burner; 121-porous medium combustion chamber; 122-a radiating plane; 13-furnace pipe; 131-flue gas circulation space; 14-flue gas duct; 15-a smoke evacuation mechanism; 151-smoke transferring chamber; 1511-air escape; 152-a chimney; 153-a collection tube; 154-explosion protection.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. 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.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present application, it is to be noted that the terms "horizontal", "inner", "outer", "top", "bottom", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally found in use of products of the application, are merely used for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.

In the description of the present application, it is further noted that, unless expressly stated or limited otherwise, the terms "disposed," "mounted," and "connected" are to be construed broadly, e.g., as meaning 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 meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

Referring to fig. 1, the heating device 10 includes a box 11, a porous medium burner 12, a furnace 13, a plurality of flue gas pipes 14, and a smoke exhaust mechanism 15 for exhausting flue gas.

The box 11 has a containing cavity 111 therein, and the box 11 has a liquid inlet 112 and a liquid outlet 113. Water can enter the accommodating cavity 111 from the liquid inlet 112 and flow out from the liquid outlet 113. Optionally, the liquid inlet 112 and the liquid outlet 113 are disposed on different sides of the box 11, for example, as shown in fig. 1, the liquid inlet 112 is disposed at the bottom of the box 11, and the liquid outlet 113 is disposed at the top of the box 11, so that water can flow sufficiently in the accommodating cavity 111, thereby improving the heating effect. It will be appreciated that the inlet 112 and the outlet 113 are disposed on the same side of the housing 11.

The furnace pipe 13 is partially or completely positioned in the accommodating cavity 111, and the furnace pipe 13 is provided with a smoke flowing space 131.

The smoke outlet side of the porous medium burner 12 is hermetically connected with the furnace pipe 13 so that smoke generated by the porous medium burner 12 can flow into the furnace pipe 13, the porous medium burner 12 is provided with a porous medium combustion chamber 121, the porous medium combustion chamber 121 is provided with a radiation surface 122, and the radiation surface 122 is positioned in the smoke flowing space 131. Alternatively, the porous medium burner 12 may be fixed to the case 11.

The porous medium combustion chamber 121 of the porous medium combustor 12 is internally provided with porous media, and when the combustion media are combusted in the porous medium combustion chamber 121, the porous media divide the combustion media and flame, so that the combustion is sufficient, the pollutant emission is reduced, and the problem that the emission does not reach the standard is solved.

A plurality of flue gas pipelines 14 are located and hold chamber 111, and the one end and the stove courage 13 of flue gas pipeline 14 are connected, and flue gas pipeline 14 is inside to be linked together with flue gas circulation space 131.

The smoke outlet side of the porous medium burner 12 is hermetically connected with the furnace pipe 13, and the radiation surface 122 is located in the smoke circulation space 131, so that smoke generated by the porous medium burner 12 can enter the smoke circulation space 131 of the furnace pipe to be collected and then flow into the plurality of smoke pipelines 14 from the smoke circulation space 131. The flue gas circulation space 131 of the furnace pipe 13 ensures the circulation of flue gas, promotes the combustion medium in the porous medium combustion chamber 121 to be fully combusted, and reduces the emission of pollutants. The water in the holding cavity 111 and the flue gas in the flue gas circulation space 131 and the flue gas pipeline 14 in the holding cavity 111 can exchange heat, so that the water temperature rises, the temperature of the flue gas is reduced, the heat of the flue gas can be fully utilized, and the heat exchange efficiency is improved.

Illustratively, the inner diameter of the flue gas duct 14 is 1/20-1/10 of the inner diameter of the furnace pipe 13. Compared with a heat exchange pipeline with a larger pipe diameter, such as a heat exchange pipeline with the same inner diameter as the furnace pipe 13, the flue gas pipelines 14 with the smaller pipe diameters can improve the contact area between flue gas and water, increase the flow velocity of the flue gas and improve the heat exchange coefficient, thereby improving the heat exchange efficiency.

In a possible embodiment, the flue gas duct 14 extends in the same direction as the furnace pipe 13. As shown in fig. 1, the extending direction of the flue gas duct 14 is a horizontal direction, and the extending direction of the furnace pipe 13 is also a horizontal direction.

The extending direction of the flue gas pipeline 14 is consistent with the extending direction of the furnace pipe 13, the flue gas in the flue gas flowing space 131 can enter the flue gas pipeline 14 without turning, and the flue gas in the flue gas flowing space can enter the flue gas pipeline 14 relatively quickly, so that the heat exchange coefficient is increased, and the heat exchange effect is improved. In addition, the porous medium burner 12, the furnace pipe 13, the smoke exhaust pipeline and the smoke exhaust mechanism 15 are integrally arranged horizontally, and the occupied space is small.

Illustratively, the side wall of the furnace 13 is uneven along the extension direction of the flue gas duct 14. Because the side wall of the furnace pipe 13 is uneven, the surface area of the side wall of the furnace pipe 13 can be increased, so that the contact area of the flue gas and the water is increased, and the heat exchange effect is improved. Optionally, the side wall of the furnace pipe 13 comprises a triangular protrusion and a triangular recess, or the side wall of the furnace pipe 13 comprises a quadrangular protrusion or a quadrangular recess.

Optionally, the furnace pipe 13 is a metal corrugated pipe, the end of the metal corrugated pipe is a pipe plate, the pipe plate is provided with a through hole, and the end of the flue gas pipe 14 is welded to the through hole. When carrying out the burning operation in porous medium combustion chamber 121, the heat can be given for furnace pipe 13, and the temperature of flue gas is higher, and corrugated metal pipe not only has high temperature resistance effect owing to be the metal material, and moreover, corrugated pipe can compensate thermal deformation after corrugated metal pipe is heated the inflation, reduces stress, improves life.

In a possible embodiment, the inner wall of the flue gas duct 14 has a continuous recess arranged spirally.

The spirally arranged continuous concave part on the inner wall of the flue gas pipeline 14 has the function of guiding flow, so that the flue gas in the flue gas pipeline 14 can be guided to flow, the disturbance of the flue gas in the flue gas pipeline 14 is increased, and the heat exchange effect is improved.

In other embodiments, the inner wall of the flue gas duct 14 may also have continuous protrusions arranged spirally, so that a groove is formed between adjacent protrusions, and the effect of guiding the flow of flue gas can be achieved, thereby enhancing the disturbance of flue gas and improving the heat exchange effect.

The smoke exhaust mechanism 15 in the embodiment of the present application includes a smoke transfer chamber 151 and a chimney 152, the smoke transfer chamber 151 is fixed to the box body 11, an air inlet of the smoke transfer chamber 151 is communicated with the inside of the smoke pipeline 14, an air outlet of the smoke transfer chamber 151 is communicated with the chimney 152, and the chimney 152 is arranged outside the box body 11.

The flue gas in the flue gas pipes 14 is collected in the flue gas transferring chamber 151 after heat exchange, and finally discharged through the chimney 152. The smoke-transferring chamber 151 provides a collecting space for smoke, and the chimney 152 can discharge the smoke rapidly, thereby improving the combustion condition.

Optionally, a condensed water collecting mechanism is arranged in the smoke-turning chamber 151. The flue gas in the flue gas pipeline 14 is cooled after heat exchange, condensation may occur when the flue gas passes through the smoke transferring chamber 151, and condensed water in the smoke transferring chamber 151 can be collected through the condensed water collecting device.

Illustratively, the condensed water collecting mechanism is a collecting pipe 153, one end of the collecting pipe 153 communicates with the interior of the smoke transferring chamber 151, and the other end of the collecting pipe 153 is disposed outside the box body 11. The collecting pipe 153 can collect the condensed water in the smoke transfer chamber 151, and since the other end of the collecting pipe 153 is disposed outside the box body 11, the collecting pipe 153 can collect the condensed water in the smoke transfer chamber 151 and discharge the condensed water to the outside of the box body 11. As shown in FIG. 1, the bottom wall of the smoke-transferring chamber 151 is provided with a through hole, and the collecting pipe 153 is communicated with the through hole. The smoke in the smoke-transferring chamber 151 drops to the bottom wall of the smoke-transferring chamber 151 after being condensed, flows into the collecting pipe 153 from the through hole and is discharged out of the box body 11.

In other embodiments, the condensed water collecting mechanism may also be a metal collecting box with an opening at the top end, the metal collecting box is arranged at the bottom of the smoke transferring chamber 151 and used for containing the condensed water of the smoke transferring chamber 151, and meanwhile, a box taking opening may be formed in the smoke transferring chamber 151, wherein the size of the box taking opening is larger than that of the metal collecting box, the box taking opening is connected through a sealing member, when the metal collecting box needs to be taken out, the sealing member is taken out from the box taking opening, then the metal collecting box is taken out from the smoke transferring chamber 151, and the box taking opening is sealed by the sealing member.

In a possible embodiment, the smoke chamber 151 is further provided with a vent 1511, and the vent 1511 is hermetically mounted with the explosion-proof member 154.

When the pressure in the smoke chamber 151 is high, the explosion-proof member 154 can be released at the air release opening 1511, so as to prevent the heating device 10 from exploding. Illustratively, the explosion proof piece 154 is an explosion proof valve.

The working principle of the heating device 10 of the embodiment of the present application is as follows:

water can enter the accommodating cavity 111 from the liquid inlet 112 and flow out from the liquid outlet 113. When the porous medium combustor 12 is in combustion operation, the porous medium divides the combustion medium and the flame, so that the combustion is sufficient, the emission of pollutants is reduced, and the problem that the emission does not reach the standard is solved. The flue gas generated by the porous medium burner 12 can enter the flue gas flowing space 131 of the furnace to be collected, then flows into the plurality of flue gas pipelines 14 from the flue gas flowing space 131, and then enters the smoke transferring chamber 151 to be discharged from the chimney 152. The flue gas circulation space 131 of the furnace pipe 13 ensures the circulation of flue gas, promotes the combustion medium in the porous medium combustion chamber 121 to be fully combusted, and reduces the emission of pollutants. The water in the holding cavity 111 can exchange heat with the flue gas in the flue gas circulation space 131 and the flue gas pipeline 14, so that the water temperature is increased, the temperature of the flue gas is reduced, the heat of the flue gas can be fully utilized, and the heat exchange efficiency is improved. Further, compare in the great heat transfer pipeline of a pipe diameter, the area of contact of flue gas and water can be improved to the less flue gas pipeline 14 of many pipe diameters, and can increase the flue gas velocity of flow, improves heat transfer coefficient to improve heat exchange efficiency.

The embodiment of the present application further provides an oil pipe cleaning machine, which includes the heating device 10 of the embodiment of the present application.

Heating device 10 through this application embodiment is with water heating, then will heat the water after the heating and carry and wash oil pipe in other regions of oil pipe cleaning machine, hot-water cleaning performance is better.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (10)

1. A heating device, characterized in that it comprises:

the box body is internally provided with an accommodating cavity, and the box body is provided with a liquid inlet and a liquid outlet;

the furnace pipe is partially or completely positioned in the accommodating cavity and is provided with a smoke circulation space;

the smoke outlet side of the porous medium burner is hermetically connected with the furnace pipe, so that smoke generated by the porous medium burner can flow into the furnace pipe; the porous medium combustor is provided with a porous medium combustion chamber, the porous medium combustion chamber is provided with a radiation surface, and the radiation surface is positioned in the smoke flowing space; and

many are located hold the flue gas pipeline in chamber, flue gas pipeline's one end with the stove courage is connected, just inside with the flue gas circulation space intercommunication of flue gas pipeline.

2. The heating device according to claim 1, wherein the side wall of the furnace is rugged along the extension direction of the flue gas duct.

3. The heating device of claim 2, wherein the furnace is a metal bellows.

4. A heating device according to any one of claims 1-3, characterized in that the inner wall of the flue gas duct has a helically arranged continuous recess.

5. A heating device as claimed in any one of claims 1-3, characterized in that the flue gas duct extends in the same direction as the furnace.

6. The heating device according to any one of claims 1 to 3, further comprising a smoke exhaust mechanism for exhausting smoke, wherein the smoke exhaust mechanism comprises a smoke transfer chamber and a chimney, the smoke transfer chamber is fixed on the box body, an air inlet of the smoke transfer chamber is communicated with the inside of the smoke pipeline, an air outlet of the smoke transfer chamber is communicated with the chimney, and the chimney is arranged outside the box body.

7. The heating device of claim 6, wherein a condensed water collection mechanism is disposed in the smoke transfer chamber.

8. The heating device according to claim 7, wherein the condensed water collecting mechanism is a collecting pipe, one end of the collecting pipe is communicated with the inside of the smoke transferring chamber, and the other end of the collecting pipe is arranged outside the box body.

9. The heating device of claim 6, wherein the smoke-turning chamber is further provided with an air-release opening, and the air-release opening is hermetically provided with an explosion-proof piece.

10. An oil pipe cleaning machine, characterized by comprising a heating device according to any one of claims 1 to 9.

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