Water heating type tail gas energy-saving heat exchanger

Abstract

The utility model discloses a water heating type tail gas energy-saving heat exchanger, relates to the technical field of energy-saving heat exchangers, and aims to solve the problems that when an energy-saving heat exchanger in the prior art is used on tail gas, dust in the tail gas is accumulated at an inlet, so that the inlet is easily blocked, and the air inflow is influenced. An air inlet pipe is arranged on the end face of one side of the shell, an exhaust pipe is installed on the end face of the other side of the shell, an exchanger is installed in the shell, a water inlet pipe is arranged on one side of the upper surface of the shell, and a water drainage pipe is arranged on the other side of the upper surface of the shell. The air inlet pipe and the exhaust pipe are arranged in the air inlet pipe, the connector is arranged in one side of the air inlet pipe and one side of the exhaust pipe, a threaded groove is formed in the surface of the connector, the connector is in threaded connection with the interior of the air inlet pipe and the interior of the exhaust pipe through the threaded groove, and a filter screen is installed in the connector; the mounting frames are arranged on the two sides of the lower surface of the shell, and the mounting frames are in a T shape.

Description

Technical Field

[0001] The utility model relates to the technical field of energy-saving heat exchangers, in particular to a water-heating type exhaust gas energy-saving heat exchanger. Background Art

[0002] A heat exchanger is a device that transfers part of the heat of a hot fluid to a cold fluid. It is also called a heat exchanger. Heat exchangers are widely used in people's lives.

[0003] For example, the Chinese authorized patent with announcement number CN205066514U (a heat energy-saving exchanger): comprises an inner tube, an outer tube and a stainless steel energy-saving exchanger shell, the inner tube is arranged inside the outer tube, and a boiled water inlet and a boiled water outlet are respectively arranged at both ends of the inner tube, and a raw water inlet and a raw water outlet are respectively arranged at both ends of the outer tube, the raw water inlet and the boiled water outlet are arranged at the same end, the raw water outlet and the boiled water inlet are arranged at the same end, and threads are arranged on the raw water inlet, the raw water outlet, the boiled water inlet and the boiled water outlet, and the stainless steel energy-saving exchanger shell is arranged between the two ends and has a cylindrical appearance. During use, the contact surface between boiled water and raw water in their respective pipes is increased. Combined with the principle of heat transfer, the energy-saving effect is better and more electricity is saved when drinking warm boiled water; because of the cylindrical appearance structure, the volume is small and there is no sharp corner, it is more convenient and safe during installation and use, and the overall appearance is more beautiful.

[0004] However, when the energy-saving exchanger in the above-mentioned prior art is used on exhaust gas, the dust in the exhaust gas will accumulate at the inlet, which will easily lead to blockage at the inlet and affect the air intake volume; therefore, it does not meet the existing needs. We have proposed a water-heating type exhaust gas energy-saving heat exchanger. Utility Model Content

[0005] The purpose of the utility model is to provide a water-heating exhaust gas energy-saving heat exchanger to solve the problem that when the energy-saving exchanger in the prior art proposed in the above-mentioned background technology is used on the exhaust gas, the dust in the exhaust gas accumulates at the inlet, which easily leads to blockage at the inlet and affects the air intake.

[0006] To achieve the above object, the utility model provides the following technical solutions: a water-heating exhaust gas energy-saving heat exchanger, comprising a shell, an air inlet pipe is arranged on one end surface of the shell, an exhaust pipe is installed on the other end surface of the shell, an exchanger is installed inside the shell, a water inlet pipe is arranged on one side of the upper surface of the shell, and a drain pipe is arranged on the other side of the upper surface of the shell;

[0007] Also includes:

[0008] A connector, which is arranged inside one side of the intake pipe and the exhaust pipe, a thread groove is arranged on the surface of the connector, and the connector is connected to the internal threads of the intake pipe and the exhaust pipe through the thread groove, and a filter is installed inside the connector;

[0009] The mounting frame is arranged on both sides of the lower surface of the shell, and the mounting frame is T-shaped. The surface of the mounting frame is provided with fixing holes, and the fixing holes are arranged in two rows.

[0010] Preferably, a water inlet is provided on one side of the upper surface of the exchanger, and a water outlet is provided on the other side of the upper surface of the exchanger.

[0011] Preferably, a connecting pipe is provided inside the exchanger, and a plurality of connecting pipes are provided.

[0012] Preferably, a fixing plate is installed on the connecting pipe, and the connecting pipe is plug-connected to the fixing plate.

[0013] Preferably, both side end faces of the exchanger are provided with through holes.

[0014] Preferably, a limiting frame is arranged at the bottom end of the shell, and two limiting frames are arranged.

[0015] Preferably, arc grooves are provided on the upper surfaces of the two limiting frames.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. The utility model installs a connector inside one side of the intake pipe and the exhaust pipe, and a threaded groove is provided on one side surface of the connector for connection with the pipe, and is convenient for disassembly and assembly. At the same time, a filter screen is installed inside the connector to filter the incoming gas. When replacing, only the connector needs to be replaced. It is connected to the air pipe on the engine, so that the waste heat of the exhaust gas generated therein heats the medium water, and the air temperature in the car is increased through the radiator in the car, which can effectively improve the riding comfort of passengers. It does not consume fuel, has no secondary pollution, and can reduce engine noise. It solves the problem that when the energy-saving exchanger in the prior art is used on the exhaust gas, the dust in the exhaust gas accumulates at the inlet, which easily leads to blockage at the inlet and affects the intake volume.

[0018] 2. By setting a limit frame inside the shell, it is convenient to play a role of limit support for the exchanger as a whole. At the same time, the arc groove on the limit frame is convenient for adhesion with the surface of the exchanger to ensure its stability in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1This is a schematic diagram of the overall external structure of the exhaust gas energy-saving heat exchanger of the utility model;

[0020] Figure 2 It is an enlarged schematic diagram of the internal partial structure of the exhaust gas energy-saving heat exchanger of the utility model;

[0021] Figure 3 It is an enlarged schematic diagram of the connector structure of the utility model;

[0022] Figure 4 It is an enlarged schematic diagram of the internal structure of the exhaust gas energy-saving heat exchanger shell of the utility model;

[0023] In the figure: 1. Shell; 2. Mounting frame; 3. Fixing hole; 4. Air inlet pipe; 5. Connector; 6. Exhaust pipe; 7. Water inlet pipe; 8. Drain pipe; 9. Exchanger; 10. Water inlet; 11. Drain outlet; 12. Connecting pipe; 13. Fixing plate; 14. Through hole; 15. Threaded groove; 16. Filter screen; 17. Limiting frame; 18. Arc groove. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0025] See also Figure 1-4 The utility model provides an embodiment: a water-heating exhaust gas energy-saving heat exchanger, comprising a shell 1, an air inlet pipe 4 is arranged on one end surface of the shell 1, an exhaust pipe 6 is installed on the other end surface of the shell 1, an exchanger 9 is installed inside the shell 1, a water inlet pipe 7 is arranged on one side of the upper surface of the shell 1, and a drain pipe 8 is arranged on the other side of the upper surface of the shell 1;

[0026] Also includes:

[0027] A connector 5 is arranged inside one side of the air inlet pipe 4 and the exhaust pipe 6. A thread groove 15 is arranged on the surface of the connector 5. The connector 5 is connected to the inner threads of the air inlet pipe 4 and the exhaust pipe 6 through the thread groove 15. A filter screen 16 is installed inside the connector 5.

[0028] The mounting frame 2 is arranged on both sides of the lower surface of the shell 1, and the mounting frame 2 is T-shaped. The surface of the mounting frame 2 is provided with fixing holes 3, and the fixing holes 3 are provided in two rows. When in use, since the connector 5 is installed inside one side of the intake pipe 4 and the exhaust pipe 6, a threaded groove 15 is provided on one side surface of the connector 5 for connection with the pipeline and convenient disassembly and assembly. At the same time, a filter screen 16 is installed inside the connector 5 to filter the incoming gas. When replacing, only the connector 5 needs to be replaced and connected to the upper air pipe of the engine so that the waste heat of the exhaust gas generated therein can be used to heat the medium Water is collected and the air temperature in the car is increased through the radiator in the car, which can effectively improve the riding comfort of passengers. It does not consume fuel, has no secondary pollution, and can reduce engine noise. It solves the problem that when the energy-saving exchanger 9 in the prior art is used on the exhaust gas, the dust in the exhaust gas accumulates at the inlet, which easily leads to blockage at the inlet and affects the air intake. In addition, a limiting frame 17 is arranged inside the shell 1 to facilitate the limiting support of the exchanger 9 as a whole. At the same time, the arc groove 18 on the limiting frame 17 is easy to fit with the surface of the exchanger 9 to ensure its stability in use.

[0029] See also Figure 1-Figure 4 A water inlet 10 is provided on one side of the upper surface of the exchanger 9, and a drain outlet 11 is provided on the other side of the upper surface of the exchanger 9.

[0030] See also Figure 1-Figure 4 A connecting pipe 12 is provided inside the exchanger 9, and several connecting pipes 12 are provided. A threaded groove 15 is provided on one side surface of the connector 5 for connection with the pipeline and convenient disassembly and assembly. At the same time, a filter screen 16 is installed inside the connector 5 to filter the incoming gas. When replacing, only the connector 5 needs to be replaced. It is connected to the air pipe on the engine, so that the waste heat of the exhaust gas generated therein heats the medium water, and the air temperature in the car is increased through the radiator in the car, which can effectively improve the riding comfort of passengers. It does not consume fuel and has no secondary pollution, and can reduce engine noise. It solves the problem that when the energy-saving exchanger 9 in the prior art is used on the exhaust gas, the dust in the exhaust gas accumulates at the inlet, which easily leads to blockage at the inlet and affects the intake volume.

[0031] See also Figure 1-Figure 4 A fixing plate 13 is installed on the connecting pipe 12, and the connecting pipe 12 is plug-connected with the fixing plate 13.

[0032] See also Figure 1-Figure 4, through holes 14 are provided on both side end faces of the exchanger 9, and a threaded groove 15 is provided on one side surface of the connector 5 for connection with the pipeline and convenient disassembly and assembly. At the same time, a filter screen 16 is installed inside the connector 5 to filter the incoming gas. When replacing, only the connector 5 needs to be replaced, and it is connected to the air pipe on the engine, so that the waste heat of the exhaust gas generated therein heats the medium water, and the air temperature in the car is increased through the radiator in the car, which can effectively improve the riding comfort of passengers. It does not consume fuel, has no secondary pollution, and can reduce engine noise. The limit frame 17 conveniently plays the role of limiting support for the exchanger 9 as a whole, and the arc groove 18 on the limit frame 17 is convenient for contact with the surface of the exchanger 9 to ensure its stability in use.

[0033] See also Figure 1-Figure 4 A limiting frame 17 is provided at the bottom end of the shell 1, and two limiting frames 17 are provided, which is convenient for limiting and supporting the exchanger 9 as a whole. At the same time, the arc groove 18 on the limiting frame 17 is convenient for contact with the surface of the exchanger 9 to ensure its stability in use.

[0034] See also Figure 1-Figure 4 , arc grooves 18 are provided on the upper surfaces of the two limiting frames 17 .

[0035] Working principle: When in use, since the connector 5 is installed inside one side of the intake pipe 4 and the exhaust pipe 6, a threaded groove 15 is set on one side surface of the connector 5 for connection with the pipe and convenient for disassembly and assembly. At the same time, a filter screen 16 is installed inside the connector 5 to filter the incoming gas. When replacing, only the connector 5 needs to be replaced. It is connected to the air pipe on the engine, so that the waste heat of the exhaust gas generated therein heats the medium water, and the air temperature in the car is increased through the radiator in the car, which can effectively improve the riding comfort of passengers. It does not consume fuel and has no secondary pollution, and can reduce engine noise. It solves the problem that when the energy-saving exchanger 9 in the prior art is used on the exhaust gas, the dust in the exhaust gas accumulates at the inlet, which easily leads to blockage at the inlet and affects the intake volume. In addition, a limit frame 17 is set inside the shell 1 to facilitate the role of limit support for the exchanger 9 as a whole. At the same time, the arc groove 18 on the limit frame 17 is easy to fit with the surface of the exchanger 9 to ensure its stability in use.

[0036] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A water-heating exhaust gas energy-saving heat exchanger, comprising a shell (1), an air inlet pipe (4) being arranged on one end surface of the shell (1), an exhaust pipe (6) being installed on the other end surface of the shell (1), an exchanger (9) being installed inside the shell (1), a water inlet pipe (7) being arranged on one side of the upper surface of the shell (1), and a drain pipe (8) being arranged on the other side of the upper surface of the shell (1); Features: Also includes: A connector (5) is arranged inside one side of the air intake pipe (4) and the exhaust pipe (6), a thread groove (15) is arranged on the surface of the connector (5), and the connector (5) is connected to the internal threads of the air intake pipe (4) and the exhaust pipe (6) through the thread groove (15), and a filter screen (16) is installed inside the connector (5); The mounting frame (2) is arranged on both sides of the lower surface of the shell (1), and the mounting frame (2) is T-shaped. The surface of the mounting frame (2) is provided with fixing holes (3), and the fixing holes (3) are arranged in two rows.

2. A water-heating exhaust gas energy-saving heat exchanger according to claim 1, characterized in that: A water inlet (10) is provided on one side of the upper surface of the exchanger (9), and a water outlet (11) is provided on the other side of the upper surface of the exchanger (9).

3. A water-heating exhaust gas energy-saving heat exchanger according to claim 1, characterized in that: A connecting pipe (12) is arranged inside the exchanger (9), and a plurality of connecting pipes (12) are arranged.

4. A water-heating exhaust gas energy-saving heat exchanger according to claim 3, characterized in that: A fixing plate (13) is installed on the connecting pipe (12), and the connecting pipe (12) is plug-connected to the fixing plate (13).

5. The water-heating exhaust gas energy-saving heat exchanger according to claim 1 is characterized in that: Through holes (14) are provided on both side end faces of the exchanger (9).

6. The water-heating exhaust gas energy-saving heat exchanger according to claim 1 is characterized in that: A limiting frame (17) is arranged at the bottom end inside the shell (1), and two limiting frames (17) are arranged.

7. A water-heating exhaust gas energy-saving heat exchanger according to claim 6, characterized in that: The upper surfaces of the two limiting frames (17) are both provided with arc grooves (18).

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