CN210292918U

CN210292918U - Anti-corrosion heat exchanger

Info

Publication number: CN210292918U
Application number: CN201921055411.5U
Authority: CN
Inventors: 肖慧明
Original assignee: Eisenman Thermal Technology Co Ltd
Current assignee: Eisenman Thermal Technology Co Ltd
Priority date: 2019-07-08
Filing date: 2019-07-08
Publication date: 2020-04-10
Anticipated expiration: 2029-07-08

Abstract

The utility model discloses an anticorrosive heat exchanger, including the case shell, the fixed surface of case shell is connected with the coil pipe, the one end of coil pipe runs through the surperficial top of case shell and extends to inside it, the coil pipe extends to the inside one end of case shell and runs through the inner wall of case shell and extends to its outside, the part that the coil pipe is located the case shell inside sets up to the S-shaped, the inside of coil pipe is provided with inhales rotten elastic metal, the surface of coil pipe and the inside fixedly connected with heat absorption sheet that is located the case shell, the coil pipe extends to the outside one end intercommunication of case shell and has the outlet pipe, the one end intercommunication that the outlet pipe was kept away from to the coil pipe has the inlet. This anticorrosion heat exchanger has reached the anticorrosion protecting against shock, effect that heat exchange efficiency is high, and is rational in infrastructure simple, and convenient to use avoids appearing corroding the seepage, has prolonged life, has improved heat exchange efficiency, reduces calorific loss and wasting of resources, has improved performance.

Description

Anti-corrosion heat exchanger

Technical Field

The utility model relates to a heat exchanger technical field specifically is an anticorrosive heat exchanger.

Background

The heat exchanger is a device for transferring part of heat of hot fluid to cold fluid, and is also called a heat exchanger. The heat exchanger plays an important role in chemical industry, petroleum industry, power industry, food industry and other industrial production, the heat exchanger can be used as a heater, a cooler, a condenser, an evaporator, a reboiler and the like in chemical industry production, the heat exchanger is widely applied, a water heater used in families is distinguished by using fuel, the gas water heater is supplied with gas through a gas supply pipe, an igniter is communicated with a main burner for ignition, and a heat exchange device is arranged in the gas water heater and enters the families for use through cold water and hot water pipelines. At present, the traditional anti-corrosion treatment method such as electrochemical protection is not suitable for a heat exchanger of a gas water heater due to reasons such as safety, but the general passivation treatment method is to generate a passivation film on the surface of a copper pipe so as to protect the copper pipe from being corroded, but the passivation film can not work well under water flow impact for a long time, the protection effect on the copper pipe is limited, the impact corrosion causes eddy current at the pipe opening due to mechanical impurities contained in water, so that the inlet end of the pipe generates ulcer points and denudation damage, the corrosion and water leakage of the copper pipe in the use process of the water heater can not be avoided, the anti-corrosion effect is poor, the heat exchange efficiency is low, the resource waste is caused.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides an anticorrosive heat exchanger, it is unsuitable for gas heater heat exchanger because of reasons such as security to have solved traditional anticorrosion treatment method, and general passivation treatment method is that the passivation film is generated on copper pipe surface with this protection copper pipe not corroded, but this passivation film can not work under the water impact well for a long time, its guard action to the copper pipe is limited, the impact corrosion is because the aquatic contains mechanical debris and causes the vortex at the mouth of pipe, make the pipe entrance point produce the ulcer point and degrade the nature damage, still can not avoid the corruption of water heater in-process copper pipe to leak, the anticorrosion effect is poor, and heat exchange efficiency is low, cause the wasting of resources, the problem of performance is used is reduced.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an anticorrosive heat exchanger, includes the case shell, the opening of case shell is downward, the fixed surface of case shell is connected with the coil pipe, the one end of coil pipe runs through the surperficial top of case shell and extends to inside it, the coil pipe extends to the inside one end of case shell and runs through the inner wall of case shell and extends to its outside, the part that the coil pipe is located the case shell inside sets up to the S-shaped, the inside of coil pipe is provided with inhales rotten elastic metal, the surface of coil pipe and the inside fixedly connected with heat absorption piece that is located the case shell, the coil pipe extends to the outside one end intercommunication of case shell and has the outlet pipe, the one end intercommunication that the outlet pipe was kept away from to the.

Preferably, the smoke outlet has been all seted up in the corresponding position in case shell surface top, the installation fixed orifices has all been seted up in the corresponding position in case shell surface bottom, the bottom fixedly connected with sealing connection piece of inlet tube, the bottom fixedly connected with valve of outlet pipe.

Preferably, the coil is uniformly wound around the surface of the cabinet.

Preferably, the coil pipe comprises a coil pipe body, the inner wall of the coil pipe body is provided with a corrosion-resistant layer, one side of the coil pipe body, which is far away from the corrosion-resistant layer, is provided with a metal layer, one side of the metal layer, which is far away from the coil pipe body, is provided with a rust-resistant layer, and one side of the rust-resistant layer, which is far away from the metal layer, is provided with a heat.

Preferably, the structure of the coil pipe, the structure of the water outlet pipe and the structure of the water inlet pipe are the same.

Preferably, the heat absorbing sheets are uniformly distributed on the surface of the coil.

(III) advantageous effects

The utility model provides an anticorrosive heat exchanger. The method has the following beneficial effects:

(1) this anticorrosive heat exchanger, fixed surface through the case shell is connected with the coil pipe, the one end of coil pipe runs through the surperficial top of case shell and extends to inside it, the coil pipe extends to the inside one end of case shell and runs through the inner wall of case shell and extends to its outside, the part that the coil pipe is located the case shell inside sets up to the S-shaped, the coil pipe evenly coils the surface at the case shell, the surface of coil pipe just is located the inside fixedly connected with heat absorption piece of case shell, the effect that heat exchange efficiency is high has been reached, and is reasonable and simple in structure, high durability and convenient use, the heat exchange efficiency is improved, reduce calorific loss and wasting of resources, service performance.

(2) This anticorrosive heat exchanger is provided with through the inside of coil pipe and inhales rotten elastic metal, the coil pipe extends to the outside one end intercommunication of case shell and has the outlet pipe, the one end intercommunication that the outlet pipe was kept away from to the coil pipe has the inlet tube, the inner wall of coil pipe body is provided with corrosion-resistant layer, the structure of coil pipe, the structure of outlet pipe is the same with the structure of inlet tube, the effect of anticorrosion protecting against shock has been reached, rational in infrastructure is simple, high durability and convenient use has the function of anticorrosion protecting against shock, avoid appearing the condition of corruption seepage, and service life is prolonged.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a right side view of the present invention;

fig. 3 is a schematic cross-sectional structure of the coil.

In the figure: the device comprises a box shell 1, a coil 2, a coil 201 body, a corrosion-resistant layer 202, a metal layer 203, an anti-rust layer 204, a heat-insulating layer 205, a corrosion-absorbing elastic metal 3, a heat-absorbing sheet 4, a water outlet pipe 5, a water inlet pipe 6, a smoke outlet hole 7, an installation fixing hole 8, a sealing connecting block 9 and a valve 10.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: an anti-corrosion heat exchanger comprises a box shell 1, wherein the opening of the box shell 1 faces downwards, a coil 2 is fixedly connected to the surface of the box shell 1, the coil 2 is uniformly wound on the surface of the box shell 1, the heat absorption area is increased, and the heat exchange efficiency is improved, the coil 2 comprises a coil body 201, an anti-corrosion layer 202 is arranged on the inner wall of the coil body 201, the anti-corrosion layer 202 improves the corrosion resistance, a metal layer 203 is arranged on one side, away from the anti-corrosion layer 202, of the coil body 201, the metal layer 203 improves the strength of the metal layer, the service life is prolonged, the bending or deformation is reduced, an anti-corrosion layer 204 is arranged on one side, away from the coil body 201, of the anti-corrosion layer 204, a heat insulation layer 205 is arranged on one side, away from the metal layer 203, the heat insulation layer 205 has a heat insulation effect and reduces the heat loss, one end of the coil 2 penetrates through the top of, the part of the coil 2 positioned in the box shell 1 is S-shaped, the heat absorption area is increased, the corrosion-absorbing elastic metal 3 is arranged in the coil 2, the corrosion-absorbing elastic metal 3 ensures the efficient heat exchange of the heat exchanger of the gas water heater and prolongs the service life of the heat exchanger, the corrosion time of a copper pipe can be effectively protected in the using process of the heat exchanger, the corrosion and water leakage of the copper pipe in the water heater can be effectively prolonged, the service life is prolonged, the heat absorption sheets 4 are fixedly connected to the surface of the coil 2 and positioned in the box shell 1, the heat absorption sheets have the function of absorbing heat, the heat waste is reduced, the heat exchange efficiency is improved, the heat absorption sheets 4 are uniformly distributed on the surface of the coil 2, one end of the coil 2 extending to the outer part of the box shell 1 is communicated with a water outlet pipe 5, one end of the coil 2 far away from the water outlet pipe 5 is communicated with a water inlet pipe 6, the, the cigarette outlet 7 conveniently discharges fume, and installation fixed orifices 8 have all been seted up to the corresponding position in case shell 1 surperficial bottom, and installation fixed orifices 8 is easy to assemble fixed, and the bottom fixedly connected with sealing connection piece 9 of inlet tube 6, the bottom fixedly connected with valve 10 of outlet pipe 5.

When in use, the device is firstly installed and fixed at a designated position in the gas water heater through the installation fixing hole 8, at the moment, the combustor burns gas in the box shell 1, at the moment, water is delivered from the water inlet pipe 6, at the moment, the water enters the coil pipe 2 and forms heat exchange with the box shell 1, at the moment, the water in the coil pipe 2 is heated, when water meets the corrosion-absorbing elastic metal 3, the corrosion-absorbing elastic metal 3 ensures the high-efficiency heat exchange of the heat exchanger of the gas water heater and prolongs the service life of the heat exchanger, in the using process of the heat exchanger, the corrosion time of the copper pipe can be effectively protected, the corrosion and water leakage of the copper pipe in the water heater can be effectively prolonged, the service life is prolonged, the heat absorbing sheet 4 has the function of absorbing heat, and the heat is transferred to the water in the coil 2 for heat transfer, so that the heat transfer efficiency is further improved, and the heated water is discharged through the water outlet pipe 5 and supplied to a user.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An anti-corrosion heat exchanger, comprising a box shell (1), characterized in that: the opening of case shell (1) is down, the fixed surface of case shell (1) is connected with coil pipe (2), the one end of coil pipe (2) runs through the surperficial top of case shell (1) and extends to inside it, the one end that coil pipe (2) extended to case shell (1) inside runs through the inner wall of case shell (1) and extends to its outside, coil pipe (2) are located the inside part of case shell (1) and set up to the S-shaped, the inside of coil pipe (2) is provided with inhales rotten elastic metal (3), the inside fixedly connected with heat absorption piece (4) of the surface of coil pipe (2) and be located case shell (1), coil pipe (2) extend to the outside one end intercommunication of case shell (1) and have outlet pipe (5), the one end intercommunication that outlet pipe (5) were kept away from to coil pipe (2) has inlet tube (6).

2. A corrosion-resistant heat exchanger according to claim 1, wherein: cigarette outlet (7) have all been seted up to case shell (1) surface top corresponding position, installation fixed orifices (8) have all been seted up to case shell (1) surface bottom corresponding position, the bottom fixedly connected with sealing connection piece (9) of inlet tube (6), the bottom fixedly connected with valve (10) of outlet pipe (5).

3. A corrosion-resistant heat exchanger according to claim 1, wherein: the coil (2) is uniformly coiled on the surface of the box shell (1).

4. A corrosion-resistant heat exchanger according to claim 1, wherein: the coil pipe (2) comprises a coil pipe body (201), wherein a corrosion-resistant layer (202) is arranged on the inner wall of the coil pipe body (201), a metal layer (203) is arranged on one side, away from the corrosion-resistant layer (202), of the coil pipe body (201), a rust-resistant layer (204) is arranged on one side, away from the coil pipe body (201), of the metal layer (203), and a heat-insulating layer (205) is arranged on one side, away from the metal layer (203), of the rust-resistant layer (204).

5. A corrosion-resistant heat exchanger according to claim 1, wherein: the structure of the coil pipe (2), the structure of the water outlet pipe (5) and the structure of the water inlet pipe (6) are the same.

6. A corrosion-resistant heat exchanger according to claim 1, wherein: the heat absorbing sheets (4) are uniformly distributed on the surface of the coil (2).