Oil well temperature variable flow heating device

Abstract

The utility model provides an oil well temperature variable flow heating device. The oil well temperature variable-flow heating device comprises a conveying oil pump, a first connecting pipe, a second connecting pipe, a first flow meter, an oil inlet pipe, a second flow meter and an oil outlet pipe, the first connecting pipe is fixedly installed on an oil pumping opening of the conveying oil pump, and the second connecting pipe is fixedly installed on an oil discharging opening of the conveying oil pump. The first flowmeter is in sealed connection with the end, away from the conveying oil pump, of the first connecting pipe, the oil inlet pipe is in sealed connection with the end, away from the first connecting pipe, of the first flowmeter, the second flowmeter is in sealed connection with the end, away from the conveying oil pump, of the second connecting pipe, and the oil outlet pipe is in sealed connection with the end, away from the second connecting pipe, of the second flowmeter. The oil well temperature variable-flow heating device has the advantages that the operation is simple, and the situation that the conveying efficiency is reduced due to the fact that conveyed oil is solidified due to the low temperature can be prevented by heating the pipeline.

Description

Technical Field

[0001] The utility model belongs to the technical field of oil well temperature variable flow heating, in particular to an oil well temperature variable flow heating device. Background Art

[0002] With the development of the oil industry and the improvement of oil extraction technology, the available crude oil reserves are increasing. Some heavy oil reservoirs that were originally considered to have no mining value have produced considerable production capacity through the self-flowing method after carbon dioxide steam injection, and then transported through pipelines. However, when transporting oil in areas with lower temperatures, the oil will gradually solidify due to the low temperature and block the pipeline, reducing the transportation efficiency.

[0003] Therefore, it is necessary to provide a new oil well temperature variable flow heating device to solve the above technical problems. Utility Model Content

[0004] The technical problem solved by the utility model is to provide an oil well temperature variable flow heating device which can process the side surface and the tilt angle and effectively position and clamp the parts of round or square instruments and meters.

[0005] In order to solve the above technical problems, the utility model provides an oil well temperature variable flow heating device comprising: an oil delivery pump, a connecting pipe 1, a connecting pipe 2, a flow meter 1, an oil inlet pipe, a flow meter 2 and an oil outlet pipe, wherein the connecting pipe 1 is fixedly installed on the oil suction port of the oil delivery pump, the connecting pipe 2 is fixedly installed on the oil discharge port of the oil delivery pump, the flow meter 1 is sealedly connected to an end of the connecting pipe 1 away from the oil delivery pump, the oil inlet pipe is sealedly connected to an end of the flow meter 1 away from the connecting pipe 1, the flow meter 2 is sealedly connected to an end of the connecting pipe 2 away from the oil delivery pump, and the oil outlet pipe is sealedly connected to an end of the flow meter 2 away from the connecting pipe 2.

[0006] As a further solution of the utility model, the oil inlet pipe is composed of an outer pipe, a heat conducting pipe, an inner pipe, two sealing rings and multiple heating rings. The heat conducting pipe is arranged in the outer pipe, and a sandwich is formed between the heat conducting pipe and the outer pipe.

[0007] As a further solution of the utility model, the inner tube is arranged in the heat conducting tube, and the outer wall of the inner tube is in contact with the inner wall of the heat conducting tube.

[0008] As a further solution of the utility model, two sealing rings are fixedly installed in the interlayer, and the interlayer is sealed by the two sealing rings, and the two sealing rings are respectively located at two ends of the oil inlet pipe.

[0009] As a further solution of the utility model, a plurality of heating rings are arranged in the interlayer and are wound around the outer wall of the heat conducting pipe.

[0010] As a further solution of the utility model, the outer tube consists of a protective layer, a flame retardant layer and a heat-resistant layer. The heat-resistant layer is made of rock wool fiber, the flame retardant layer is made of polyvinyl chloride, and the protective layer is made of epoxy resin.

[0011] Compared with the related art, the oil well temperature variable flow heating device provided by the utility model has the following beneficial effects:

[0012] 1. The utility model is easy to operate and can prevent the transported oil from solidifying due to low temperature by heating the pipeline, thereby reducing the transport efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to facilitate understanding by those skilled in the art, the present invention is further described below in conjunction with the accompanying drawings.

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 It is a cross-sectional schematic diagram of the oil inlet pipe in the utility model;

[0016] Figure 3 for Figure 2 Schematic diagram of the enlarged structure of part A.

[0017] In the figure: 1. oil delivery pump; 2. connecting pipe 1; 3. connecting pipe 2; 4. flow meter 1; 5. oil inlet pipe; 6. flow meter 2; 7. oil outlet pipe; 51. outer pipe; 52. heat transfer pipe; 53. inner pipe; 54. sealing ring; 55. heating ring; 510. protective layer; 511. flame retardant layer; 512. heat resistant layer. DETAILED DESCRIPTION

[0018] Please refer to Figure 1 , Figure 2 and Figure 3 ,in, Figure 1 It is a schematic diagram of the structure of the utility model; Figure 2 It is a cross-sectional schematic diagram of the oil inlet pipe in the utility model; Figure 3 for Figure 2 The enlarged structural diagram of part A in the figure. The oil well temperature variable flow heating device includes: an oil delivery pump 1, a connecting pipe 1 2, a connecting pipe 2 3, a flow meter 1 4, an oil inlet pipe 5, a flow meter 2 6 and an oil outlet pipe 7, wherein the connecting pipe 1 2 is fixedly mounted on the oil pumping port of the oil delivery pump 1, the connecting pipe 2 3 is fixedly mounted on the oil discharge port of the oil delivery pump 1, the flow meter 1 4 is sealedly connected to one end of the connecting pipe 1 2 away from the oil delivery pump 1, the oil inlet pipe 5 is sealedly connected to one end of the flow meter 1 4 away from the connecting pipe 1 2, the flow meter 2 6 is sealedly connected to one end of the connecting pipe 2 3 away from the oil delivery pump 1, and the oil outlet pipe 7 is sealedly connected to one end of the flow meter 2 6 away from the connecting pipe 2 3.

[0019] The oil inlet pipe 5 is composed of an outer pipe 51 , a heat conducting pipe 52 , an inner pipe 53 , two sealing rings 54 and a plurality of heating rings 55 . The heat conducting pipe 52 is arranged in the outer pipe 51 , and a sandwich is formed between the heat conducting pipe 52 and the outer pipe 51 .

[0020] The inner tube 53 is disposed in the heat conducting tube 52 , and the outer wall of the inner tube 53 is in contact with the inner wall of the heat conducting tube 52 .

[0021] The two sealing rings 54 are fixedly installed in the interlayer, and the interlayer is sealed by the two sealing rings 54 . The two sealing rings 54 are respectively located at two ends of the oil inlet pipe 5 .

[0022] A plurality of heating rings 55 are disposed in the interlayer and are wound around the outer wall of the heat conducting pipe 52 .

[0023] The outer tube 51 is composed of a protective layer 510, a flame retardant layer 511 and a heat-resistant layer 512. The heat-resistant layer 512 is made of rock wool fiber, the flame retardant layer 511 is made of polyvinyl chloride, and the protective layer 510 is made of epoxy resin. The heat resistance of the heat-resistant layer 512 can be improved by using asbestos fiber, the flame retardancy of the flame retardant layer 511 can be improved by using polyvinyl chloride, and the compressive resistance of the protective layer 510 can be improved by using epoxy resin.

[0024] The structure of the oil inlet pipe 5 is the same as that of the oil outlet pipe 7 .

[0025] The working principle of the oil well temperature variable flow heating device provided by the utility model is as follows:

[0026] The first step: when in use, start the oil delivery pump 1, pump oil through the connecting pipe 2, flow meter 4 and oil inlet pipe 5, and then discharge the oil through the connecting pipe 3, flow meter 6 and oil outlet pipe 7, so as to realize the oil delivery. During the delivery, the heat pipe 52 and the inner pipe 53 can be heated by multiple heating rings 55, so as to heat the delivered oil by heat conduction, so as to avoid the oil cooling and solidification during the delivery and affecting the delivery.

[0027] It should be noted that the equipment structure and drawings of the utility model mainly describe the principle of the utility model. In terms of the technology of the design principle, the settings of the power mechanism, power supply system and control system of the device are not fully described. On the premise that the technical personnel in this field understand the principle of the above utility model, the details of the power mechanism, power supply system and control system can be clearly known. The control method of the application document is automatic control through a controller, and the control circuit of the controller can be realized by simple programming by the technical personnel in this field;

[0028] The standard parts used therein can all be purchased from the market and can be customized according to the instructions and drawings. The specific connection methods of each part adopt conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt conventional models in the prior art, and the structures and principles of the components known to technical personnel in this field can be known by these technical personnel through technical manuals or through conventional experimental methods.

[0029] Although the embodiments of the present invention have been shown and described, it is understood by those skilled in the art that various changes, modifications, substitutions and variations or direct or indirect applications may be made to these embodiments without departing from the principles and spirit of the present invention. In other related technical fields, the scope of the present invention is defined by the attached claims and their equivalents, which are equally included in the scope of patent protection of the present invention.

Claims

1. An oil well temperature variable flow heating device, It is characterized in that include: An oil delivery pump, a connecting pipe 1, a connecting pipe 2, a flow meter 1, an oil inlet pipe, a flow meter 2 and an oil outlet pipe, wherein the connecting pipe 1 is fixedly mounted on the oil suction port of the oil delivery pump, the connecting pipe 2 is fixedly mounted on the oil discharge port of the oil delivery pump, the flow meter 1 is sealedly connected to an end of the connecting pipe 1 away from the oil delivery pump, the oil inlet pipe is sealedly connected to an end of the flow meter 1 away from the connecting pipe 1, the flow meter 2 is sealedly connected to an end of the connecting pipe 2 away from the oil delivery pump, and the oil outlet pipe is sealedly connected to an end of the flow meter 2 away from the connecting pipe 2; The oil inlet pipe is composed of an outer pipe, a heat-conducting pipe, an inner pipe, two sealing rings and a plurality of heating rings. The heat-conducting pipe is arranged in the outer pipe, and a sandwich is formed between the heat-conducting pipe and the outer pipe.

2. The oil well temperature variable flow heating device according to claim 1, Features: The inner tube is arranged in the heat-conducting tube, and the outer wall of the inner tube is in contact with the inner wall of the heat-conducting tube.

3. The oil well temperature variable flow heating device according to claim 1, Features: The two sealing rings are fixedly installed in the interlayer, and the interlayer is sealed by the two sealing rings. The two sealing rings are respectively located at two ends of the oil inlet pipe.

4. The oil well temperature variable flow heating device according to claim 1, Features: A plurality of heating rings are arranged in the interlayer and are wound around the outer wall of the heat conducting pipe.

5. The oil well temperature variable flow heating device according to claim 1, Features: The outer tube consists of a protective layer, a flame retardant layer and a heat-resistant layer. The heat-resistant layer is made of rock wool fiber, the flame retardant layer is made of polyvinyl chloride, and the protective layer is made of epoxy resin.

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