High-temperature-resistant condenser

Abstract

The utility model relates to the technical field of condensers, in particular to a high-temperature-resistant condenser which comprises a shell, one end of the shell is communicated with a water inlet pipe, the other end of the shell is communicated with a water outlet pipe, the top of the shell is communicated with an air inlet pipe, the bottom of the shell is communicated with a condensation pipe, baffles are fixed in the shell, connecting holes are formed in the baffles, and condensation pipes are fixed between the baffles. The baffle is fixedly connected with the condensation pipe through the connecting hole, a self-sealing mechanism is arranged in the air inlet pipe, and a turbulent flow mechanism is fixed in the condensation pipe; by arranging the self-sealing mechanism, the air inlet pipe is automatically sealed by means of steam pressure in the shell and elastic force of the spring, leakage is prevented, when steam needs to be added into the shell, the air inlet pipe is opened by means of external steam pressure, operation is easy and convenient, a valve does not need to be screwed, and safety is achieved; the turbulent flow mechanism is arranged, water flow in the condensation pipe is mixed, the water temperature in the condensation pipe is made to be uniform, heat conduction can be rapidly conducted and the condensation efficiency is improved through cooperation with the heat conduction fins, and the high-temperature-resistant performance of the condenser is improved through cooperation with the outer surface coating.

Description

TECHNICAL FIELD

[0001] The utility model relates to condenser technical field especially relates to a high temperature resistant condenser. BACKGROUND

[0002] Condenser (Condenser), for refrigeration system machine, belong to a kind of heat exchanger, can be converted into liquid by gas or steam, in the tube, heat is transferred to the air in the tube near with very fast way.

[0003] Condenser working process is a heat release process, so the condenser temperature is higher. Power plant uses many condensers to condense the steam discharged by turbine. In the refrigeration plant, condenser is used to condense ammonia and freon refrigeration vapor. In the petrochemical industry, condenser is used to condense hydrocarbon and other chemical vapor. In the distillation process, the device that converts vapor into liquid is also called condenser. All condensers operate by removing the heat of gas or vapor.

[0004] The existing condenser needs to control the opening and closing of valve to inject steam into the condenser when in use, which needs workers to twist the valve, is more cumbersome, and since the steam temperature is high, once leakage occurs, workers are easy to scald, and there is a safety risk; In addition, since the water flow in the condensing pipe exchanges heat with steam, the water flow near the pipe wall is usually high in temperature, and the water flow near the axis of the condensing pipe is low in temperature, there is a temperature difference, which is not conducive to condensing steam.

[0005] Therefore, the present application provides a high-temperature-resistant condenser to overcome the defects of the prior art. Utility model content

[0006] The utility model solves the problem that the existing condenser needs workers to twist valve when in use, is more cumbersome, and once leakage occurs, workers are easy to scald, and there is a safety risk; In addition, the water flow in the condensing pipe has a temperature difference, which is not conducive to condensing steam.

[0007] The utility model discloses a kind of condensers resistant to high temperature, including shell, the one end of the shell is communicated with water inlet pipe, the other end is communicated with water outlet pipe, the top of the shell is communicated with air inlet pipe, bottom is communicated with condensate pipe, two oppositely arranged baffles are fixed in the shell, a plurality of connecting holes are formed in each baffle, a plurality of condensing pipes are fixed between the two baffles, the baffle is fixedly connected with condensing pipe by connecting hole, self-closing mechanism is equipped in the air inlet pipe, the self-closing mechanism can close air inlet pipe under the action of no external pressure, prevent gas from escaping from air inlet pipe, turbulence mechanism is fixed in the condensing pipe, the turbulence mechanism is used to disturb water flow, make the water temperature in condensing pipe uniform, the self-closing mechanism includes two oppositely arranged connecting rods, the outer end of the two connecting rods is fixedly connected with the inner side wall of air inlet pipe, sleeve is fixed between the two connecting rods, the sleeve is hollow and open at lower end and is communicated with outside, two oppositely arranged vertical guide grooves are formed in the inner side wall of the sleeve, the sleeve is slidably connected with connecting column, the top of connecting column side wall is oppositely provided with two sliders, the slider is embedded in guide groove, the sleeve is slidably connected with connecting column by guide groove and slider, spring is also provided in the sleeve, one end of the spring is fixedly connected with the inner top wall of sleeve, the other end is fixedly connected with the top wall of connecting column, the bottom wall of connecting column is fixedly connected with baffle, the baffle is conical, the diameter of its bottom surface is greater than the diameter of air inlet pipe, when it is needed to add steam into condenser, steam is injected into shell from air inlet pipe, under the pressure of steam in air inlet pipe, baffle is forced to move downwards, air inlet pipe is communicated with shell, steam enters shell from air inlet pipe, under the action of no external force, spring drives baffle to rise by connecting column, and air inlet pipe is blocked, air inlet pipe is in closed state, prevent gas from escaping from air inlet pipe during condensation, the turbulence mechanism includes outer sleeve ring, the outer side wall of the outer sleeve ring is fixedly connected with the inner wall of condensing pipe, inner sleeve ring is sleeved in the outer sleeve ring, a plurality of balls are arranged between the outer sleeve ring and the inner sleeve ring, the inner sleeve ring is rotatably connected with the outer sleeve ring by ball, of course, the outer sleeve ring, the inner sleeve ring and the ball can also be regarded as bearing, flow divider is arranged in the inner sleeve ring, three vanes are fixed between the inner sleeve ring and the flow divider, the three vanes are completely same and uniformly distributed between the inner sleeve ring and the flow divider, the vane is thicker on one side, and thinner on the other side, the one side of the vane close to water inlet pipe is provided with flow guide surface, the flow guide surface is curved surface, when water flow flows into vane, pressure is applied to flow guide surface, as flow guide surface is curved surface, under the action of water flow, vane can drive inner sleeve ring to rotate by water pressure, so as to disturb water flow in condensing pipe, make water flow close to condensing pipe wall and water flow close to condensing pipe axis fully mix, make water flow in condensing pipe temperature uniform, can accelerate cooling, avoid the situation that water temperature of pipe wall is higher, and water temperature of axis is lower, a plurality of turbulence devices can be arranged in a condensing pipe, but generally not more than three.

[0008] As a preferred technical scheme, a continuous heat-conducting fin is welded on the outer side wall of the condensing pipe, for increasing the contact area with the steam and accelerating the cooling rate, and a coating is coated on the outer side wall of the condensing pipe, for improving the high-temperature resistance of the condensing pipe.

[0009] As a preferred technical scheme, the condensing pipe is provided with a coating, the coating is sprayed on the outer surface of the condensing pipe by melting the spraying wire material through the supersonic arc spraying technology, the spraying wire material is amorphous alloy, the amorphous alloy is composed of 85% of iron, nickel and chromium and 15% of silicon, boron and other alloy elements, the amorphous alloy has the advantages of wear resistance and high-temperature resistance, is arranged on the outer surface of the condensing pipe in the form of spraying, can effectively improve the high-temperature resistance of the condensing pipe, the thickness of the coating arranged on the surface of the condensing pipe is between 0.6-0.8mm, the microhardness is HV800-920, and the bonding strength between the coating and the condensing pipe is greater than 50MPa.

[0010] The condenser with high-temperature resistance has the advantages that:

[0011] The self-sealing mechanism can realize automatic sealing of the air inlet pipe by the steam pressure in the shell and the spring force, prevent leakage, and open the air inlet pipe by the external steam pressure when steam needs to be added into the shell, so that the operation is simple, the valve does not need to be screwed, and safety is higher.

[0012] The turbulence mechanism can mix the water flow in the condensing pipe, make the water temperature in the condensing pipe more uniform, cooperate with the heat-conducting fin, make the heat-conducting fin face the high-temperature steam, can quickly conduct heat, accelerate the condensing efficiency, cooperate with the coating on the outer surface, and improve the high-temperature resistance of the condenser. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a perspective view of the utility model embodiment;

[0014] Figure 2 It is an internal structure schematic view of the utility model embodiment;

[0015] Figure 3 It is an internal structure front view of the utility model embodiment;

[0016] Figure 4 It is a schematic view of the self-sealing mechanism of the utility model embodiment;

[0017] Figure 5 It is a sectional view of the self-sealing mechanism of the utility model embodiment;

[0018] Figure 6 It is a structure schematic view of the turbulence mechanism of the utility model embodiment;

[0019] Figure 7 It is the side view of the turbulence mechanism of the utility model embodiment;

[0020] Figure 8 It is the structural schematic view of the shunt block and the fan blade of the utility model embodiment.

[0021] Among them, 1, the shell;2, the water inlet pipe;3, the water outlet pipe;4, the air inlet pipe;5, the condensate pipe;6, the baffle;61, the connecting hole;7, the condenser pipe;71, the heat conduction fin;72, the coating;8, the self-sealing mechanism;81, the connecting rod;82, the sleeve;83, the guide groove;84, the connecting column;85, the sliding block;86, the spring;87, the air block;9, the turbulence mechanism;91, the outer sleeve ring;92, the inner sleeve ring;93, the ball;94, the shunt block;95, the fan blade;951, the flow guide surface. DETAILED DESCRIPTION

[0022] In order to make the technical means, technical features, utility model purposes and technical effects realized by the utility model easy to understand, the utility model is further described below in combination with specific drawings;Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all the embodiments;Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor should belong to the protection scope of the utility model. Embodiment one

[0023] As Figures 1 to 8 Indicated: a high-temperature-resistant condenser, including the shell 1, the water inlet pipe 2 is communicated with one end of the shell 1, the other end is communicated with the water outlet pipe 3, the air inlet pipe 4 is communicated with the top of the shell 1, the condensate pipe 5 is communicated with the bottom, the shell 1 is fixed with two oppositely arranged baffles 6 inside, a plurality of connecting holes 61 are formed in each baffle 6, a plurality of condenser pipes 7 are fixed between the two baffles 6, the baffle 6 and the condenser pipe 7 are fixedly connected through the connecting hole 61, the air inlet pipe 4 is provided with a self-sealing mechanism 8, the self-sealing mechanism 8 can close the air inlet pipe 4 under the action of no external pressure, prevent gas from escaping from the air inlet pipe 4, the condenser pipe 7 is fixed with a turbulence mechanism 9, the turbulence mechanism 9 is used to disturb the water flow, make the water temperature in the condenser pipe 7 uniform.

[0024] As Figures 1 to 5As shown: the self-closing mechanism 8 includes two oppositely arranged connecting rods 81, the outer ends of the two connecting rods 81 are fixedly connected with the inner side wall of the air inlet pipe 4, a sleeve 82 is fixed between the two connecting rods 81, the sleeve 82 is hollow and the lower end is open and connected with the outside, two oppositely arranged vertical guide grooves 83 are formed in the inner side wall of the sleeve 82, a connecting column 84 is slidingly connected with the sleeve 82, two sliders 85 are oppositely arranged at the top end of the side wall of the connecting column 84, the sliders 85 are embedded in the guide grooves 83, the connecting column 84 and the sleeve 82 are slidingly connected through the guide grooves 83 and the sliders 85, a spring 86 is further arranged in the sleeve 82, one end of the spring 86 is fixedly connected with the inner top wall of the sleeve 82, and the other end is fixedly connected with the top wall of the connecting column 84, a gas blocking block 87 is fixedly connected to the bottom wall of the connecting column 84, the gas blocking block 87 is conical, and the diameter of the bottom surface is greater than the diameter of the air inlet pipe, when steam needs to be added to the condenser, steam is injected from the air inlet pipe 4 into the shell 1, under the pressure of the steam in the air inlet pipe, the gas blocking block 87 is forced to move downward, the air inlet pipe 4 is connected with the shell 1, and the steam enters the shell 1 from the air inlet pipe 4, after the steam enters the shell 1, the spring 86 and the steam in the shell 1 jointly act on the gas blocking block 87 to make the gas blocking block 87 rise and block the air inlet pipe 4, the air inlet pipe 4 is in a closed state to prevent gas from escaping from the air inlet pipe 4 during condensation, when the steam in the shell 1 condenses and the pressure decreases to a certain extent, steam is injected into the shell 1 through the air inlet pipe 4 again, the whole process does not need workers to turn the valve, it is relatively safe and easy to operate, in order to further improve the performance of the condenser, a gas pressure sensor can be further arranged in the shell 1, when the gas pressure in the shell 1 reaches a certain degree, steam is added into the shell 1 through the air inlet pipe 4, when the gas pressure in the shell 1 rises to a certain degree, the addition of steam is stopped, and the cycle is repeated.

[0025] As Figures 1 to 3 and Figures 6 to 8As shown: the spoiler mechanism 9 includes an outer sleeve 91, the outer wall of the outer sleeve 91 is fixedly connected with the inner wall of the condenser pipe 7, the outer sleeve 91 is sleeved with an inner sleeve 92, a plurality of balls 93 are arranged between the outer sleeve 91 and the inner sleeve 92, the inner sleeve 92 is rotatably connected with the outer sleeve 91 through the balls 93, of course, the outer sleeve 91, the inner sleeve 92 and the balls 93 can also be regarded as a bearing, the inner sleeve 92 is provided with a flow divider 94, three fan blades 95 are fixedly connected between the inner sleeve 92 and the flow divider 94, the three fan blades 95 are completely the same and uniformly distributed between the inner sleeve 92 and the flow divider 94, one side of the fan blade 95 is thicker, and the other side is thinner, one side of the fan blade 95 close to the water inlet pipe 2 is provided with a guide surface 951, the guide surface 951 is a curved surface, when the water flows into the fan blade 95, the pressure is applied to the guide surface 951, because the guide surface 951 is a curved surface, under the action of the water flow, the fan blade 95 can drive the inner sleeve 92 to rotate by the pressure of the water, so as to disturb the water flow in the condenser pipe 7, make the water flow close to the condenser pipe wall and the water flow close to the condenser pipe axis fully mixed, make the water temperature in the condenser pipe 7 uniform, can accelerate cooling, avoid the situation that the water temperature of the pipe wall is higher, and the water temperature of the axis is lower, a plurality of spoiler devices can be arranged in one condenser pipe 7, but generally not more than three.

[0026] As Figures 1 to 3 shown: a continuous heat-conducting fin 71 is welded on the outer side wall of the condenser pipe 7, which is used to increase the contact area with steam and accelerate the cooling rate, and a coating layer 72 is coated on the outer side wall of the condenser pipe 7 to improve the high-temperature resistance of the condenser pipe 7.

[0027] The condenser pipe 7 is provided with a coating layer 72, the coating layer 72 is sprayed on the outer surface of the condenser pipe 7 by ultrasonic speed arc spraying technology, the spraying wire material is amorphous alloy, the amorphous alloy is composed of 85% of iron, nickel, chromium and 15% of silicon, boron and other alloy elements, the amorphous alloy has the advantage of high-temperature resistance, and is arranged on the outer surface of the condenser pipe 7 in the form of spraying, which can effectively improve the high-temperature resistance of the condenser pipe 7, the thickness of the coating layer 72 arranged on the surface of the condenser pipe 7 is between 0.6-0.8mm, the microhardness is HV800-920, and the bonding strength between the coating layer 72 and the condenser pipe 7 is greater than 50MPa.

[0028] Working mode: the cooling water is injected into the condenser pipe 7 from the water inlet pipe 2, the steam is injected into the shell 1 from the air inlet pipe 4, the steam is condensed and flows out from the condenser water pipe 5, and the cooling water flows out from the water outlet pipe 3 after absorbing heat.

[0029] The above merely describes preferred embodiments of the present application, and is not intended to limit the scope of the present application, and equivalent changes and modifications made in accordance with the content of the present application patent application scope should all belong to the technical scope of the present application.

Claims

1. A high-temperature-resistant condenser comprising a shell (1), one end of which is connected with a water inlet pipe, the other end of which is connected with a water outlet pipe, the top of the shell (1) is connected with an air inlet pipe (4), and the bottom of the shell (1) is connected with a condensate pipe (5), characterized in that: The shell (1) is internally fixed with two oppositely arranged baffles (6), a plurality of connecting holes (61) are formed in each of the baffles (6), a plurality of condensing pipes (7) are fixed between the two baffles (6), the baffles (6) are fixedly connected with the condensing pipes (7) through the connecting holes (61), the air inlet pipe (4) is provided with a self-closing mechanism (8), the condensing pipes (7) are fixedly provided with a flow disturbing mechanism (9), the self-closing mechanism (8) comprises two oppositely arranged connecting rods (81), the connecting rods (81) are fixedly connected with the inner side wall of the air inlet pipe (4), a sleeve (82) is fixed between the connecting rods (81), the sleeve (82) is hollow and has an open lower end, two oppositely arranged vertical guide grooves (83) are formed in the inner side wall of the sleeve (82), a connecting column (84) is slidably connected in the sleeve (82), two sliders (85) are oppositely arranged at the top end of the side wall of the connecting column (84), the sliders (85) are embedded in the guide grooves (83), the connecting column (84) and the sleeve (82) are slidably connected through the guide grooves (83) and the sliders (85), a spring (86) is further arranged in the sleeve (82), one end of the spring (86) is fixedly connected with the inner top wall of the sleeve (82), and the other end is fixedly connected with the top wall of the connecting column (84), a gas blocking block (87) is fixedly connected to the bottom wall of the connecting column (84), the gas blocking block (87) is conical and has a bottom surface with a diameter larger than that of the air inlet pipe (4), the flow disturbing mechanism (9) comprises an outer sleeve ring (91), the outer side wall of the outer sleeve ring (91) is fixedly connected with the inner wall of the condensing pipe (7), an inner sleeve ring (92) is sleeved in the outer sleeve ring (91), a plurality of balls (93) are arranged between the outer sleeve ring (91) and the inner sleeve ring (92), the inner sleeve ring (92) is rotatably connected with the outer sleeve ring (91) through the balls (93), a flow dividing block (94) is arranged in the inner sleeve ring (92), three vanes (95) are fixed between the inner sleeve ring (92) and the flow dividing block (94), the three vanes (95) are completely same and uniformly distributed between the inner sleeve ring (92) and the flow dividing block (94), one side of the vane (95) is thicker, and the other side is thinner, a guide surface (951) is arranged on the side of the vane (95) close to the water inlet pipe (2), and the guide surface (951) is a curved surface.

2. A high temperature resistant condenser as claimed in claim 1, wherein: A continuous heat-conducting fin (71) is welded on the outer side wall of the condensing pipe (7) to increase the contact area with steam and accelerate the cooling rate, a coating layer (72) is coated on the outer side wall of the condensing pipe (7) to improve the high-temperature resistance of the condensing pipe (7), the coating layer (72) is formed by melting the spraying wire material through the supersonic speed electric arc spraying technology and then spraying it on the outer surface of the condensing pipe (7), and the spraying wire material is amorphous alloy.

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