Anti-freezing heat preservation pipeline suitable for cold region

Abstract

The utility model relates to the technical field of pipeline anti-freezing heat preservation, in particular to an anti-freezing heat preservation pipeline suitable for cold regions, which comprises a pipe body and a group of inverter power supplies, the pipe body is made of metal, and a magnetic induction coil is arranged on the outer surface of the pipe body. When the alternating current generated by the inverter power supply passes through the magnetic induction coil, an alternating magnetic field with a continuously changing direction is generated, at the moment, the tube body located on the inner side of the magnetic induction coil can generate the alternating current (namely eddy current) under the induction effect, and the eddy current enables carriers in the tube body to move irregularly at a high speed. Carriers and atoms collide and rub with each other to generate heat energy, so that the pipe body generates heat, water flow in the pipe body can be heated, the temperature control assembly can control on and off of the inverter power supply according to the temperature of the water flow in the pipe body, and the temperature of the water flow in the pipe body is maintained within a certain range. Therefore, the pipeline has good anti-freezing and heat-insulating effects and is beneficial to being used in cold regions.

Description

TECHNICAL FIELD

[0001] The utility model relates to pipeline antifreezing heat preservation technical field, specifically, relate to a kind of antifreezing heat preservation pipeline suitable for cold region. BACKGROUND

[0002] Winter temperature is lower, usually need to use water delivery pipeline to deliver hot water to school, hospital and other public places, to ensure the use of hot water in public places.

[0003] The heat preservation performance of the existing water delivery pipeline is poor. In cold regions, the hot water in the water delivery pipeline exchanges heat with the external environment, causing the hot water to lose temperature during transmission, affecting the supply of hot water, and even causing the water in the pipeline to freeze and the water pipe to crack, which is not conducive to use in cold regions. SUMMARY

[0004] The utility model provides a kind of antifreezing heat preservation pipeline suitable for cold region, solve the technical problem of the heat preservation performance of the water delivery pipeline in prior art.

[0005] In view of the above problems, the technical scheme provided by the utility model is:

[0006] An antifreezing heat preservation pipeline suitable for cold region, comprising a pipe body, further comprising a group of inverter power supplies, the pipe body is of metal material, a magnetic induction coil is provided on the outer surface thereof, the magnetic induction coil is spirally wrapped on the outer side of the pipe body and does not contact the pipe body, the two ends of the magnetic induction coil are electrically connected to the inverter power supply, a heat preservation insulating layer is provided between the pipe body and the magnetic induction coil, the heat preservation insulating layer is of rock wool or glass wool material, a temperature control assembly is provided between the pipe body and the inverter power supply for controlling the opening and closing of the inverter power supply according to the temperature of the water flow inside the pipe body.

[0007] Further, the temperature control assembly comprises a group of temperature sensors and a controller, the controller is electrically connected to the temperature sensors, the probe of the controller extends into the interior of the pipe body, and the temperature sensors are electrically connected to the inverter power supply.

[0008] Further, a protective layer is provided on the outer side of the magnetic induction coil, and the protective layer is of PVC material.

[0009] Further, a connecting flange is provided at both ends of the pipe body, and a heat insulation ring is provided at the connection between the connecting flange and the pipe body.

[0010] Further, a spiral flow guide vane is provided on the inner wall of the pipe body.

[0011] Further, an electroplated corrosion-resistant layer is provided on the inner surface of the pipe body.

[0012] Compared with the prior art, the utility model discloses the beneficial effect is: when the alternating current that inverter power supply generates passes through the magnetic induction coil, the alternating magnetic field of the direction that produces constantly changes, the pipe body that is located the inside of magnetic induction coil will produce the alternating current (that is eddy current) under the induction effect, and the high -speed irregular motion of eddy current makes the carrier in the pipe body, and the heat energy of atom collision, friction and the heat of pipe body that generates are produced, and then can heat the water flow in the pipe body, can control the opening and closing of inverter power supply according to the temperature of water flow in the pipe body through temperature control component, and then make the water flow temperature in the pipe body maintain in certain range, make the pipe have good antifreezing heat preservation effect, be favorable to use in cold region. BRIEF DESCRIPTION OF DRAWINGS

[0013] In order to more clearly illustrate the technical scheme of the embodiment of the utility model, the following will be to the drawing needed to be used in the embodiment briefly introduced, should understand, the following drawing only shows some embodiments of the utility model, therefore should not be seen as the limitation to the scope, for the ordinary skilled person in the art comes, under the premise of not paying the creative labor, can also obtain other related drawings according to these drawings.

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

[0015] Figure 2 It is the structure schematic diagram of the magnetic induction coil and inverter power supply in the utility model;

[0016] Figure 3 It is the internal structure schematic diagram of the pipe body in the utility model;

[0017] Figure 4 It is the cut structure schematic diagram of the pipe body, heat preservation insulating layer and protective layer in the utility model.

[0018] In the drawing: 1, pipe body;2, magnetic induction coil;3, inverter power supply;4, heat preservation insulating layer;5, temperature sensor;6, controller;7, protective layer;8, connecting flange;9, spiral guide vane;10, heat insulating ring. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical scheme and advantage of the embodiment of the utility model more clearly, the following will be to the technical scheme in the embodiment of the utility model, clear, complete description to the technical scheme in the embodiment of the utility model with the drawing in the embodiment of the utility model, obviously, the described embodiment is the part of the embodiment of the utility model, instead of all the embodiment. Based on the embodiment in the utility model, all other embodiments that the ordinary skilled person in the art obtains without making the creative labor belong to the scope of the utility model protection.

[0020] The following detailed description of the embodiments of the application provided in the accompanying drawings is not intended to limit the scope of the application claimed, but merely represents the selected embodiments of the application. Based on the embodiments of the application, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of the application.

[0021] Please refer to Figures 1-4 A kind of freeze-proof heat preservation pipeline suitable for cold region, including pipe body 1, further include a group of inverter power supply 3, pipe body 1 is metal material, its outer surface is provided with magnetic induction coil 2, magnetic induction coil 2 is spirally around the outside of pipe body 1 and does not contact with pipe body 1, the both ends of magnetic induction coil 2 are electrically connected to inverter power supply 3, when the alternating current generated by inverter power supply 3 passes, alternating magnetic field of constantly changing direction is generated, at this time, pipe body 1 located in the inside of magnetic induction coil 2 will produce alternating current (i.e. eddy current) under the induction effect, and the carrier in pipe body 1 moves at high speed irregularly, carrier and atom collide and rub each other to generate heat energy, so that pipe body 1 itself generates heat, and then can heat the water flow in pipe body 1, avoid the water flow in the process of flowing in pipe body 1 due to the low temperature environment of outside quickly losing temperature, pipe body 1 and magnetic induction coil 2 are provided with heat preservation insulation layer 4, heat preservation insulation layer 4 is rock wool or glass wool material, magnetic induction coil 2 can be supported on the surface of pipe body 1 to form insulation layer by heat preservation insulation layer 4, avoid the current of magnetic induction coil 2 to be introduced to pipe body 1, and it has good heat insulation effect, which can effectively reduce the heat conduction of pipe body 1 to the environment outside, pipe body 1 and inverter power supply 3 are provided with temperature control assembly, the opening and closing of inverter power supply 3 can be controlled according to the temperature of water flow in pipe body 1 by temperature control assembly, so that the temperature of water flow in pipe body 1 is maintained within a certain range, avoid the temperature of water flow in pipe body 1 being too high or too low.

[0022] Further, please refer to Figure 1 And Figure 2The temperature control assembly comprises a set of temperature sensors 5 and a controller 6, the controller 6 is electrically connected with the temperature sensors 5, and the probe of the controller 6 extends into the inside of the pipe body 1; the temperature sensors 5 are electrically connected with the inverter power supply 3; the temperature of the water flow in the pipe body 1 can be sensed in real time through the controller 6, and the sensed temperature signal is converted into an electric signal and transmitted to the temperature sensors 5; the temperature sensors 5 analyze the received electric signal and then control the start and stop of the inverter power supply 3; when the temperature sensed by the controller 6 is lower than the preset minimum temperature, the temperature sensors 5 control the inverter power supply 3 to start and make the alternating current pass through the magnetic induction coil 2, thereby heating the pipe body 1; when the temperature sensed by the controller 6 is higher than the preset maximum temperature, the temperature sensors 5 control the inverter power supply 3 to stop, thereby stopping the heating of the pipe body 1, and the temperature of the water flow in the pipe body 1 is kept within the preset range.

[0023] Further, please refer to Figure 1 、 Figure 2 and Figure 4 The outer side of the magnetic induction coil 2 is provided with a protective layer 7 made of PVC, which has good insulation and strength, can cover the magnetic induction coil 2 on the inside to protect it, and can also avoid people touching the magnetic induction coil 2 and being electrocuted.

[0024] Further, please refer to Figure 1 The two ends of the pipe body 1 are provided with connecting flanges 8, and the connecting flanges 8 are provided with heat insulation rings 10 at the connecting positions with the pipe body 1; the connecting flanges 8 are used to connect adjacent pipe bodies 1, and the heat insulation rings 10 can reduce the heat loss of the pipe body 1 caused by the heat conduction to the outside through the connecting flanges 8.

[0025] Further, please refer to Figure 3 The inner wall of the pipe body 1 is provided with spiral flow guides 9; when the water flow in the pipe body 1 contacts the spiral flow guides 9, it will flow along the direction of the spiral flow guides 9, so that the water flow in the pipe body 1 is spirally diverted while flowing, and the water flow can be more uniformly heated by the pipe body 1.

[0026] Further, the inner surface of the pipe body 1 is provided with an electroplated corrosion-resistant layer, which can prevent the water flow in the pipe body 1 from corroding the inner surface of the pipe body 1 and ensure the service life of the pipe body 1.

[0027] The above is only a preferred embodiment of the present application and is not used to limit the present application; for those skilled in the art, the present application can be changed and varied in various ways. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A frost-proof and heat-insulating pipe suitable for cold regions, comprising a pipe body (1), characterized in that, It also includes a set of inverter power supply (3). The tube body (1) is made of metal and has a magnetic coil (2) on its outer surface. The magnetic coil (2) is spirally wrapped around the outside of the tube body (1) and does not contact the tube body (1). The two ends of the magnetic coil (2) are electrically connected to the inverter power supply (3). A heat insulation layer (4) is provided between the tube body (1) and the magnetic coil (2). The heat insulation layer (4) is made of rock wool or glass wool. A temperature control component is provided between the tube body (1) and the inverter power supply (3) to control the opening and closing of the inverter power supply (3) according to the temperature of the water flow inside the tube body (1).

2. The antifreeze and heat-insulating pipe suitable for cold regions according to claim 1, characterized in that, The temperature control assembly includes a set of temperature sensors (5) and a controller (6). The controller (6) is electrically connected to the temperature sensors (5). The probe of the controller (6) extends into the interior of the tube (1). The temperature sensors (5) are electrically connected to the inverter power supply (3).

3. The antifreeze and heat-insulating pipe suitable for cold regions according to claim 1, characterized in that, The magnetic induction coil (2) is provided with a protective layer (7) on its outer side, and the protective layer (7) is made of PVC material.

4. The antifreeze and heat-insulating pipe suitable for cold regions according to claim 1, characterized in that, The pipe body (1) is provided with connecting flanges (8) at both ends, and a heat insulation ring (10) is provided at the connection between the connecting flange (8) and the pipe body (1).

5. The antifreeze and heat-insulating pipe suitable for cold regions according to claim 1, characterized in that, The inner wall of the tube (1) is provided with a spiral guide vane (9).

6. The antifreeze and heat-insulating pipe suitable for cold regions according to claim 1, characterized in that, The inner surface of the tube (1) is provided with an electroplated anti-corrosion layer.

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