CN-224229979-U - Steam water waste heat recovery device for steam trap

Abstract

The utility model is applicable to the technical field of waste heat recovery, and provides a steam water waste heat recovery device for a water drain device, which comprises a waste heat recovery chamber, wherein a connecting rod is welded in the waste heat recovery chamber, a spiral blade is welded between the connecting rod and the waste heat recovery chamber, a spiral water pipe is arranged between the spiral blades, and one side of the top end of the waste heat recovery chamber is connected with a liquid outlet pipe; according to the utility model, the spiral blades and the spiral water pipes arranged in the waste heat recovery cavity are designed through the unique spiral structure, so that the flow path of the steam water in the spiral water pipes is obviously prolonged, meanwhile, the flow stroke of the heating medium between the spiral blades is increased, the contact time of the steam water and the heating medium is greatly improved, the steam water and the heating medium are in staggered countercurrent contact, the heat conduction and convection principles are fully utilized, and compared with the traditional linear pipeline type waste heat recovery device, the heat exchange efficiency is greatly improved, the waste heat in the steam water can be more fully recovered, and the energy waste is effectively reduced.

Inventors

• GAO GUANGCHAO
• LIU YANWEI

Assignees

• 天津联博化工股份有限公司

Dates

Publication Date

20260512

Application Date

20250612

Claims (6)

1. 1. The steam water waste heat recovery device for the steam water waste heat recovery device comprises a waste heat recovery cavity (1) and is characterized in that a connecting rod (2) is welded in the waste heat recovery cavity (1), a spiral blade (3) is welded between the connecting rod (2) and the waste heat recovery cavity (1), a spiral water pipe (4) is arranged between the spiral blade (3), a liquid outlet pipe (5) is connected to one side of the top end of the waste heat recovery cavity (1), a first suction pump (6) is connected between the liquid outlet pipe (5) and the waste heat recovery cavity (1), and a liquid injection pipe (7) is connected to one side of the bottom end of the waste heat recovery cavity (1).
2. 2. The steam water waste heat recovery device for the steam trap according to claim 1, wherein one end of the spiral water pipe (4) is connected with an exhaust pipe (8), the other end of the spiral water pipe (4) is connected with an air inlet pipe (11), and the exhaust pipe (8) and the air inlet pipe (11) respectively penetrate through the bottom end and the top end of the waste heat recovery cavity (1) in efficiency.
3. 3. The steam water waste heat recovery device for the steam trap according to claim 2, wherein a second suction pump (9) is connected between the exhaust pipe (8) and the waste heat recovery chamber (1), the other end of the exhaust pipe (8) is connected with an activated carbon box (10), the bottom of the activated carbon box (10) is of a net structure, one end of the air inlet pipe (11) is provided with a connecting cover (12), the connecting cover (12) is horn-shaped, the top of the air inlet pipe (11) is connected with a water injection pipe (13), and a sealing valve (14) is arranged in the water injection pipe (13).
4. 4. The steam water waste heat recovery device for the steam trap according to claim 1, wherein the spiral water pipe (4) is positioned between the spiral blades (3), and the liquid injection pipe (7) and the liquid outlet pipe (5) are respectively connected with two sides of the waste heat recovery chamber (1) in a penetrating manner.
5. 5. The steam water waste heat recovery device for the steam trap according to claim 1, wherein the bottom of the waste heat recovery chamber (1) is connected with supporting legs (15), and screw grooves are formed in the bottoms of the supporting legs (15).
6. 6. The steam water waste heat recovery device for the steam water is characterized in that a guide plate (16) is arranged at the top end of the inner part of the waste heat recovery cavity (1), two ends of the spiral blade (3) are connected with the guide plate (16), and the number of the guide plates (16) is two.

Description

Steam water waste heat recovery device for steam trap Technical Field The utility model belongs to the technical field of waste heat recovery, and particularly relates to a steam water waste heat recovery device for a steam trap. Background In modern industrial production and central heating systems, steam traps are key devices for ensuring efficient operation of steam pipe networks, and have the core function of timely discharging condensate in the steam system and preventing steam leakage. However, the steam water exiting the steam trap is still typically at a relatively high temperature, implying considerable waste heat resources. In the traditional industrial process, most of the high-temperature steam water is directly discharged to a drainage system, and waste heat in the high-temperature steam water is not effectively utilized, so that a large amount of energy sources are wasted. The traditional waste heat recovery device mostly adopts the straight line pipeline to carry out the drainage heat transfer of steam, and steam water is short with by the heating medium contact time, and the heat exchange is insufficient, leads to waste heat recovery efficiency lower, causes the waste of energy, consequently needs a steam water waste heat recovery device that the steam trap was used to solve above-mentioned problem. Disclosure of utility model The embodiment of the utility model aims to provide a steam water waste heat recovery device for a steam trap, which aims to solve the problems in the background technology. In order to achieve the above purpose, the present utility model provides the following technical solutions: The utility model provides a steam water waste heat recovery device for steam trap, includes the waste heat recovery cavity, the inside welding connecting rod of waste heat recovery cavity, welding helical blade between connecting rod and the waste heat recovery cavity, be equipped with the spiral water pipe between the helical blade, top one side of waste heat recovery cavity is connected with the drain pipe, be connected with first suction pump between drain pipe and the waste heat recovery cavity, bottom one side of waste heat recovery cavity is connected with annotates the liquid pipe. Further technical scheme, the one end of spiral water pipe is connected with the blast pipe, the other end of spiral water pipe is connected with the intake pipe, blast pipe and intake pipe run through efficiency with waste heat recovery cavity's bottom and top respectively. Further technical scheme, be connected with the second suction pump between blast pipe and the waste heat recovery cavity, the other end of blast pipe is connected with the active carbon case, the bottom of active carbon case is the network structure, the one end of intake pipe is equipped with the connection cover, the connection cover is loudspeaker form, the top of intake pipe is connected with the water injection pipe, the inside of water injection pipe is equipped with the sealing valve. According to a further technical scheme, the spiral water pipe is located between the spiral blades, and the liquid injection pipe and the liquid outlet pipe are respectively connected with two sides of the waste heat recovery cavity in a penetrating mode. According to a further technical scheme, the bottom of the waste heat recovery cavity is connected with supporting legs, and thread grooves are formed in the bottoms of the supporting legs. According to a further technical scheme, the guide plates are arranged at the top end of the inner part of the waste heat recovery cavity, two ends of the spiral blade are connected with the guide plates, and the number of the guide plates is two. Compared with the prior art, the utility model has the beneficial effects that: According to the utility model, the spiral blades and the spiral water pipes arranged in the waste heat recovery cavity are designed through the unique spiral structure, so that the flow path of the steam water in the spiral water pipes is obviously prolonged, meanwhile, the flow stroke of the heating medium between the spiral blades is increased, the contact time of the steam water and the heating medium is greatly improved, the steam water and the heating medium are in staggered countercurrent contact, the heat conduction and convection principles are fully utilized, and compared with the traditional linear pipeline type waste heat recovery device, the heat exchange efficiency is greatly improved, the waste heat in the steam water can be more fully recovered, and the energy waste is effectively reduced; According to the active carbon box connected with the exhaust pipe, residual impurities, peculiar smell and harmful gases in steam water can be effectively filtered by utilizing the adsorption characteristic of the active carbon, the environmental pollution caused by the discharge of the active carbon box is avoided, the environmental protection performance of the device is improved, th