A thermal insulation device for oil pipeline

Abstract

The utility model relates to the technical field of pipeline insulation, specifically to an insulation device for an oil pipeline, including a thermostatic box, a temperature measuring and heating mechanism fixedly arranged on the inner wall of the thermostatic box, a support fixedly arranged below the thermostatic box, and an intelligent control mechanism fixedly arranged on the inner wall of the support. The utility model is composed of an oil pipeline, a heat-conducting pipe layer, a thermostatic pipe and an outer anti-corrosion layer. The outer layer of the oil pipeline is first covered with a heat-conducting pipe layer, and a warm water tank is formed through the outer layer of the heat-conducting pipe layer through a support plate and a thermostatic pipe. The warm water circulating in the warm water tank can heat and insulate the oil inside the oil pipeline. Under the action of the outer anti-corrosion layer and the insulating and heat-preserving layer, the internal temperature is protected from rapid loss, and the external static electricity is prevented from affecting the internal oil, and the external material is prevented from being corroded, thereby achieving the effect of protecting the internal oil pipeline transmission and insulation.

Description

Technical Field

[0001] The utility model relates to the technical field of pipeline insulation, in particular to a petroleum transportation pipeline insulation device. Background Art

[0002] At present, crude oil pipelines are needed to transport crude oil in many severely cold areas. Crude oil pipelines definitely need insulation and heating. The main purpose is to prevent the thick slurry of crude oil from flowing easily. Ordinary rock wool is generally used, and some centrifugal glass wool is used. The traditional use of ordinary rock wool or offline glass wool can only have a certain degree of insulation effect. Therefore, an insulation device for oil pipelines is needed to keep the temperature of the medium in the pipeline stable and reduce energy loss and maintenance costs.

[0003] A thermal insulation device for an oil pipeline disclosed in the Chinese utility model patent application disclosure CN 206352704 U is energy-saving and environmentally friendly through the required materials, convenient for later maintenance, easy to operate in terms of manufacturing process, and has water with suitable temperature flowing through the water pipe, which greatly improves the circulation performance of crude oil; in summary, the utility model has the characteristics of simple structure, energy saving and environmental protection, low cost, convenient installation, and broad economic value, but the device has a simple structure and uses water pipes inside for insulation, but when the transmission distance is long, the heat in the middle will be consumed, resulting in the freezing of the entire pipeline, so a heating and temperature measuring device in the middle is required to achieve the insulation effect. Summary of the invention

[0004] The purpose of the utility model is to provide a petroleum pipeline insulation device to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A petroleum pipeline insulation device, comprising

[0007] A thermostatic box, wherein a temperature measuring and heating mechanism is fixedly arranged on the inner wall of the thermostatic box, a support is fixedly arranged below the thermostatic box, an intelligent control mechanism is fixedly arranged on the inner wall of the support, a thermostatic tube is movably arranged on the inner wall of the thermostatic box, and a heat preservation transmission mechanism is fixedly arranged on the inner wall of the thermostatic tube;

[0008] The sealing cover is movably arranged above the thermostatic box, and support holes are provided on both sides of the support pillar. A wire tube is movably arranged on the inner wall of the support hole.

[0009] Preferably, the heat-insulating transmission mechanism includes an oil pipe, a sealing pipe ring and an anti-corrosion layer, a support plate is fixedly provided on the inner wall of the constant temperature pipe, a heat-conducting pipe layer is fixedly provided on one end of the support plate, an oil pipe is fixedly provided on the inner wall of the heat-conducting pipe layer, a warm water tank is opened on the inner wall of the constant temperature pipe through the heat-conducting pipe layer, an insulating heat-preserving layer is fixedly provided on one side of the constant temperature pipe, and an anti-corrosion layer is fixedly provided on one side of the insulating heat-preserving layer, and a warm water tank is formed by passing through the outer layer of the heat-conducting pipe layer through the support plate and the constant temperature pipe, and the warm water circulating inside the warm water tank can heat and insulate the oil inside the oil pipe, and the outer anti-corrosion layer and the insulating heat-preserving layer can protect the internal temperature from being lost quickly, prevent external static electricity from affecting the internal oil, and prevent the external material from being corroded.

[0010] Preferably, sealing pipe rings are fixedly provided at both ends of the anti-corrosion layer, the inner wall of the sealing pipe ring is fixedly provided on one side of the oil pipe, a liquid inlet pipe is fixedly provided below the sealing pipe ring, and a liquid outlet pipe is fixedly provided below the sealing pipe ring. Under the action of the installed sealing pipe ring, the corresponding pipelines are connected through the liquid inlet pipe and liquid outlet pipe below, so as to achieve the effect of circulating and transporting warm water.

[0011] Preferably, a base is fixedly provided at the bottom end of the pillar, a fixing hole is provided above the base, mounting fixing plates are fixedly provided on both sides of one side of the thermostat and both sides of the sealing cover, fixing screw holes are provided above the mounting fixing plates, and a handle is fixedly provided on one side of the sealing cover, so that the oil pipe and the thermostat are supported by the pillar, and then the sealing cover is covered on the thermostat and fixed above the thermostat with screws through the mounting fixing plate, so as to protect the internal oil pipe.

[0012] Preferably, the intelligent control mechanism includes a power cable and a network cable, the power cable is movably provided on the inner wall of the wire tube, the network cable is movably provided on the inner wall of the wire tube, an outlet tube is fixedly provided above the wire tube near the inner wall of the pillar, one side of the power cable and one side of the network cable are movably provided on the inner wall of the pillar through the outlet tube, and the power cable and the network cable are installed inside the wire tube, so as to achieve the effect of convenient connection and protection of the wire body.

[0013] Preferably, a fixed mounting ring is fixedly provided on the inner wall of the pillar, a fixed base plate is fixedly provided above the fixed mounting ring by screws, a control main board is fixedly provided above the fixed base plate, a control wire body is fixedly provided above the control main board, a transmission wire body is fixedly provided above the control main board, one end of the transmission wire body and one end of the control wire body are movably provided on the inner wall of the constant temperature box through wire holes, and are connected to an external control terminal through a network cable below the control main board, so the heating plate inside the constant temperature box can be remotely controlled by the staff to heat to a certain temperature, which can be adjusted according to needs.

[0014] Preferably, the temperature measuring and heating mechanism includes a heat-conducting ring and a heating plate, a heating plate is fixedly provided on the inner wall of the thermostatic box, the bottom end of the heating plate is fixedly provided on one end of the control line body, a heat-conducting ring is fixedly provided on the inner wall of the thermostatic box, the upper part of the heat-conducting ring is movably provided below the thermostatic tube, a temperature sensing strip is fixedly provided on one end of the thermostatic ring, the lower part of the temperature sensing strip is fixedly provided on one end of the transmission line body, a sealing baffle is fixedly provided on the inner wall of the thermostatic box, and the heat-conducting ring inside the thermostatic box is tightly attached to the lower part of the thermostatic tube, so that the thermostatic tube can be heated.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. A thermal insulation device for an oil pipeline, wherein the oil pipeline is composed of an oil pipe, a heat-conducting pipe layer, a constant temperature pipe and an outer anti-corrosion layer. The heat-conducting pipe layer is firstly sheathed on the outer layer of the oil pipe, and a warm water tank is formed through a support plate and a constant temperature pipe on the outer layer of the heat-conducting pipe layer. The warm water circulating inside the warm water tank can heat and insulate the oil inside the oil pipe. Under the action of the outer anti-corrosion layer and the insulating and heat-preserving layer, the internal temperature is protected from being lost quickly, and the external static electricity is prevented from affecting the internal oil, and the external material is prevented from being corroded, thereby achieving the effect of protecting the internal oil pipeline transmission and insulation.

[0017] 2. The oil pipeline insulation device is provided with an insulation mechanism on the outer layer of the oil pipe. When the daily transmission distance is long, the temperature of the warm water will be absorbed by the oil, so the insulation effect is not ideal during the transmission process. The insulation layer and the anti-corrosion layer of the outer layer of the oil pipe can be peeled off at the center of the transmission or a certain distance, so that the internal thermostatic tube is placed in the thermostatic box, and the oil pipe and the thermostatic box are supported by the support below. Then, the sealing cover is covered on the thermostatic box and the sealing cover is fixed on the top of the thermostatic box by screws through the installation fixing plate to achieve the effect of protecting the internal oil pipe. The current internal water temperature is detected by the temperature sensing strip inside the thermostatic box, and the network cable is connected to the external control terminal under the control main board. Therefore, the heating plate inside the thermostatic box can be remotely controlled by the staff to heat to a certain temperature, which can be adjusted according to needs. The heat conduction ring inside the thermostatic box is closely attached to the bottom of the thermostatic tube, so that the thermostatic tube is heated, thereby achieving the effect of remote control heating and insulation of the internal oil. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2This is a schematic diagram of the internal structure of the pillar of the utility model;

[0020] Figure 3 This is a schematic diagram of the internal structure of the thermostat of the utility model;

[0021] Figure 4 This is a schematic diagram of the external structure of the oil pipe of the utility model;

[0022] In the figure: 100, constant temperature box; 106, pillar; 130, constant temperature tube; 102, sealing cover; 107, support hole; 110, wire tube; 133, support plate; 129, heat transfer pipe layer; 117, oil pipe; 131, warm water tank; 132, insulation layer; 114, anti-corrosion layer; 113, sealing pipe ring; 116, liquid inlet pipe; 115, liquid outlet pipe; 108, base; 109, fixing hole; 104, installation fixing plate; 105, fixing screw hole; 103, handle; 112, power cable; 111, network cable; 118, outlet pipe; 119, fixed installation ring; 120, fixed bottom plate; 121, control main board; 122, control line body; 123, transmission line body; 124, heating plate; 126, heat transfer ring; 127, temperature sensing strip; 125, sealing baffle. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-Figure 4 As shown, a technical solution provided by the utility model:

[0025] A petroleum pipeline insulation device, comprising

[0026] A thermostatic box 100, a temperature measuring and heating mechanism is fixedly arranged on the inner wall of the thermostatic box 100, a support 106 is fixedly arranged below the thermostatic box 100, an intelligent control mechanism is fixedly arranged on the inner wall of the support 106, a thermostatic tube 130 is movably arranged on the inner wall of the thermostatic box 100, and a heat preservation transmission mechanism is fixedly arranged on the inner wall of the thermostatic tube 130;

[0027] The sealing cover 102 is movably arranged above the thermostatic box 100 , and support holes 107 are opened on both sides of the support pillar 106 . A wire tube 110 is movably arranged on the inner wall of the support hole 107 .

[0028] In the embodiment, preferably, the heat preservation transmission mechanism includes an oil pipe 117, a sealing pipe ring 113 and an anti-corrosion layer 114, a support plate 133 is fixedly provided on the inner wall of the constant temperature pipe 130, a heat conduction pipe layer 129 is fixedly provided on one end of the support plate 133, an oil pipe 117 is fixedly provided on the inner wall of the heat conduction pipe layer 129, a warm water tank 131 is opened on the inner wall of the constant temperature pipe 130 through the heat conduction pipe layer 129, an insulating and heat preservation layer 132 is fixedly provided on one side of the constant temperature pipe 130, and an anti-corrosion layer 114 is fixedly provided on one side of the insulating and heat preservation layer 132.

[0029] Through the above scheme, a warm water tank 131 is formed by passing the outer layer of the heat-conducting pipe layer 129 through the support plate 133 and the constant temperature pipe 130. The warm water circulating inside the warm water tank 131 can heat and insulate the oil inside the oil pipe 117. Under the action of the outer anti-corrosion layer 114 and the insulating layer 132, it can protect the internal temperature from being lost quickly, prevent external static electricity from affecting the internal oil, and prevent the external material from being corroded.

[0030] In the embodiment, preferably, sealing pipe rings 113 are fixedly provided at both ends of the anti-corrosion layer 114 , the inner wall of the sealing pipe ring 113 is fixedly provided on one side of the oil pipe 117 , a liquid inlet pipe 116 is fixedly provided below the sealing pipe ring 113 , and a liquid outlet pipe 115 is fixedly provided below the sealing pipe ring 113 .

[0031] Through the above scheme, under the action of the installed sealing pipe ring 113, the corresponding pipelines are connected through the liquid inlet pipe 116 and the liquid outlet pipe 115 below, so as to achieve the effect of circulating and transporting warm water.

[0032] In the embodiment, preferably, a base 108 is fixedly provided at the bottom end of the pillar 106, a fixing hole 109 is opened above the base 108, mounting plates 104 are fixedly provided on both sides of one side of the thermostat 100 and both sides of the sealing cover 102, fixing screw holes 105 are opened above the mounting plates 104, and a handle 103 is fixedly provided on one side of the sealing cover 102.

[0033] Through the above scheme, the oil pipe 117 and the thermostat 100 are supported by the support 106, and then the sealing cover 102 is covered on the thermostat 100, and the sealing cover 102 is fixed on the thermostat 100 by installing the fixing plate 104 and screws, so as to achieve the effect of protecting the internal oil pipe 117.

[0034] In the embodiment, preferably, the intelligent control mechanism includes a power cable 112 and a network cable 111, the power cable 112 is movably provided on the inner wall of the wire tube 110, the network cable 111 is movably provided on the inner wall of the wire tube 110, and an outlet tube 118 is fixedly provided above the wire tube 110 near the inner wall of the pillar 106, and one side of the power cable 112 and one side of the network cable 111 are movably provided on the inner wall of the pillar 106 through the outlet tube 118.

[0035] Through the above solution, the power cable 112 and the network cable 111 installed inside the wire tube 110 can achieve the effect of convenient connection and protection of the wire body.

[0036] In the embodiment, preferably, a fixed mounting ring 119 is fixedly provided on the inner wall of the pillar 106, a fixed base plate 120 is fixedly provided above the fixed mounting ring 119 by screws, a control main board 121 is fixedly provided above the fixed base plate 120, a control wire body 122 is fixedly provided above the control main board 121, a transmission wire body 123 is fixedly provided above the control main board 121, and one end of the transmission wire body 123 and one end of the control wire body 122 are movably provided on the inner wall of the constant temperature box 100 through a wire hole.

[0037] Through the above scheme, the control main board 121 is connected to the external control terminal through the network cable 111, so the heating plate 124 inside the constant temperature box 100 can be remotely controlled by the staff to heat to a certain temperature, which can be adjusted according to needs.

[0038] In the embodiment, preferably, the temperature measuring and heating mechanism includes a thermally conductive ring 126 and a heating plate 124, the heating plate 124 is fixedly provided on the inner wall of the thermostatic box 100, the bottom end of the heating plate 124 is fixedly provided on one end of the control line body 122, the thermally conductive ring 126 is fixedly provided on the inner wall of the thermostatic box 100, the upper part of the thermally conductive ring 126 is movably provided below the thermostatic tube 130, a temperature sensing strip 127 is fixedly provided on one end of the thermally conductive ring 126, the lower part of the temperature sensing strip 127 is fixedly provided on one end of the transmission line body 123, and a sealing baffle 125 is fixedly provided on the inner wall of the thermostatic box 100.

[0039] Through the above solution, the heat-conducting ring 126 inside the thermostatic box 100 is closely attached to the bottom of the thermostatic tube 130, so that the thermostatic tube 130 can be heated.

[0040] When in use, the oil pipeline insulation device of the present embodiment is composed of an oil pipeline 117, a heat-conducting pipe layer 129, a constant temperature pipe 130 and an outer anti-corrosion layer 114. The outer layer of the oil pipeline 117 is firstly covered with a heat-conducting pipe layer 129, and then the outer layer of the heat-conducting pipe layer 129 is combined with the constant temperature pipe 130 through a support plate 133 to form a warm water tank 131. The warm water circulating inside the warm water tank 131 can heat and insulate the oil inside the oil pipeline 117. Under the action of the outer anti-corrosion layer 114 and the insulating and heat-preserving layer 132, the internal temperature is protected from being lost quickly, external static electricity is prevented from affecting the internal oil, and the external material is prevented from being corroded, thereby achieving the effect of protecting the internal oil pipeline 117 from transmission and insulation.

[0041] The outer layer of the oil pipe 117 is provided with a heat preservation mechanism. When the daily transmission distance is long, the temperature of the warm water will be absorbed by the oil, which leads to an unsatisfactory heat preservation effect during the transmission process. The outer insulating layer 132 and the anti-corrosion layer 114 of the oil pipe 117 can be peeled off at the center of the transmission or a certain distance, so that the internal constant temperature pipe 130 is placed in the constant temperature box 100, and the oil pipe 117 and the constant temperature box 100 are supported by the support 106 below, and then the sealing cover 102 is covered on the constant temperature box 100, and the sealing cover 102 is fixed to the constant temperature box 100 with screws through the installation fixing plate 104. The thermostat box 100 is placed above the oil pipe 117 to protect the internal oil pipe 117. The temperature of the current internal water temperature is detected by the temperature sensing strip 127 inside the thermostat box 100. The network cable 111 below the control main board 121 connects to the external control terminal. Therefore, the heating plate 124 inside the thermostat box 100 can be remotely controlled by the staff to heat to a certain temperature, which can be adjusted according to demand. The heat-conducting ring 126 inside the thermostat box 100 is tightly attached to the bottom of the thermostat tube 130 to achieve the effect of heating the thermostat tube 130, thereby achieving the effect of remotely controlling the heating and heat preservation of the internal oil.

[0042] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A thermal insulation device for a petroleum pipeline, characterized in that: include A thermostatic box (100), wherein a temperature measuring and heating mechanism is fixedly arranged on the inner wall of the thermostatic box (100), a support (106) is fixedly arranged below the thermostatic box (100), an intelligent control mechanism is fixedly arranged on the inner wall of the support (106), a thermostatic tube (130) is movably arranged on the inner wall of the thermostatic box (100), and a heat preservation transmission mechanism is fixedly arranged on the inner wall of the thermostatic tube (130); A sealing cover (102) is movably arranged above the thermostatic box (100) at its lower side, support holes (107) are provided on both sides of the support pillar (106), and a wire tube (110) is movably arranged on the inner wall of the support hole (107).

2. The oil pipeline insulation device according to claim 1 is characterized in that: The heat-insulating transmission mechanism comprises an oil pipe (117), a sealing pipe ring (113) and an anti-corrosion layer (114); a support plate (133) is fixedly arranged on the inner wall of the thermostatic pipe (130); a heat-conducting pipe layer (129) is fixedly arranged on one end of the support plate (133); an oil pipe (117) is fixedly arranged on the inner wall of the heat-conducting pipe layer (129); a warm water tank (131) is opened on the inner wall of the thermostatic pipe (130) through the heat-conducting pipe layer (129); an insulating heat-preserving layer (132) is fixedly arranged on one side of the thermostatic pipe (130); and an anti-corrosion layer (114) is fixedly arranged on one side of the insulating heat-preserving layer (132).

3. The oil pipeline insulation device according to claim 2 is characterized in that: Sealing pipe rings (113) are fixedly arranged at both ends of the anti-corrosion layer (114); the inner wall of the sealing pipe ring (113) is fixedly arranged on one side of the oil pipe (117); a liquid inlet pipe (116) is fixedly arranged below the sealing pipe ring (113); and a liquid outlet pipe (115) is fixedly arranged below the sealing pipe ring (113).

4. The petroleum pipeline insulation device according to claim 1 is characterized in that: A base (108) is fixedly provided at the bottom end of the support column (106), a fixing hole (109) is provided above the base (108), mounting fixing plates (104) are fixedly provided on both sides of one side of the thermostatic box (100) and on both sides of the sealing cover (102), a fixing screw hole (105) is provided above the mounting fixing plate (104), and a handle (103) is fixedly provided on one side of the sealing cover (102).

5. The oil pipeline insulation device according to claim 1 is characterized in that: The intelligent control mechanism comprises a power cable (112) and a network cable (111); the power cable (112) is movably arranged on the inner wall of the wire tube (110); the network cable (111) is movably arranged on the inner wall of the wire tube (110); an outlet tube (118) is fixedly arranged above the wire tube (110) near the inner wall of the pillar (106); one side of the power cable (112) and one side of the network cable (111) are movably arranged on the inner wall of the pillar (106) via the outlet tube (118).

6. The petroleum pipeline insulation device according to claim 1 is characterized in that: A fixed mounting ring (119) is fixedly arranged on the inner wall of the support (106); a fixed base plate (120) is fixedly arranged above the fixed mounting ring (119) by means of screws; a control main board (121) is fixedly arranged above the fixed base plate (120); a control wire body (122) is fixedly arranged above the control main board (121); a transmission wire body (123) is fixedly arranged above the control main board (121); one end of the transmission wire body (123) and one end of the control wire body (122) are movably arranged on the inner wall of the thermostatic box (100) through a wire hole.

7. The oil pipeline insulation device according to claim 1 is characterized in that: The temperature measurement and heating mechanism comprises a heat-conducting ring (126) and a heating plate (124); the heating plate (124) is fixedly arranged on the inner wall of the thermostatic box (100); the bottom end of the heating plate (124) is fixedly arranged on one end of the control line body (122); the heat-conducting ring (126) is fixedly arranged on the inner wall of the thermostatic box (100); the upper part of the heat-conducting ring (126) is movably arranged below the thermostatic tube (130); a temperature sensing strip (127) is fixedly arranged on one end of the heat-conducting ring (126); the lower part of the temperature sensing strip (127) is fixedly arranged on one end of the transmission line body (123); and a sealing baffle (125) is fixedly arranged on the inner wall of the thermostatic box (100).

Images