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CN-224214327-U - Heat energy recovery type air compressor

CN224214327UCN 224214327 UCN224214327 UCN 224214327UCN-224214327-U

Abstract

The utility model mainly relates to the technical field of air compressors, in particular to a heat energy recovery type air compressor which comprises a heat exchange tube, wherein a first end and a second end of the heat exchange tube are respectively communicated with a lubricating oil way outlet and a lubricating oil way inlet of the air compressor, the heat exchange tube comprises an inner shell, an outer shell and an annular cooling channel formed between the inner shell and the outer shell, a water inlet tube and a water outlet tube which are symmetrically distributed are communicated with the outer wall of the annular cooling channel, one end of the water inlet tube, which is far away from the annular cooling channel, is communicated with a cooling water tank, one end of the water outlet tube, which is far away from the annular cooling channel, is communicated with a water pumping port of a control pump, and a water outlet of the control pump is communicated with a buffer water tank through a first connecting tube. The utility model can effectively recycle a large amount of waste heat generated in the operation process of the air compressor and convert the waste heat into usable hot water, thereby avoiding energy waste.

Inventors

  • YU CHEN
  • YU YONGSHENG
  • LI SHUZHENG
  • LU HUI

Assignees

  • 安徽科摩尔压缩机有限公司

Dates

Publication Date
20260508
Application Date
20250627

Claims (6)

  1. 1. The heat energy recovery type air compressor is characterized by comprising a heat exchange tube (1), wherein a first end and a second end of the heat exchange tube are respectively communicated with a lubrication oil way outlet and a lubrication oil way inlet of the air compressor; The heat exchange tube (1) comprises an inner shell (101) and an outer shell (102), and an annular cooling channel (103) is formed between the inner shell and the outer shell, and the outer wall of the annular cooling channel (103) is communicated with a water inlet tube (2) and a water outlet tube (3) which are symmetrically distributed; One end of the water inlet pipe (2) far away from the annular cooling channel (103) is communicated with the cooling water tank (4), one end of the water outlet pipe (3) far away from the annular cooling channel (103) is communicated with a water pumping port of the control pump (5), and a water outlet of the control pump (5) is communicated with the buffer water tank (7) through a first connecting pipe (6).
  2. 2. The heat energy recovery type air compressor of claim 1, wherein the buffer water tank (7) is further communicated with a second connecting pipe (8) and a third connecting pipe (9), and one ends of the second connecting pipe (8) and the third connecting pipe (9) far away from the buffer water tank (7) are respectively communicated with a water inlet and a water outlet of a heating pipeline.
  3. 3. The heat energy recovery type air compressor as set forth in claim 2, wherein a first bypass pipe (10) is connected to one side of the first connecting pipe (6), a first valve (11) is mounted on the first bypass pipe (10), one end far away from the first connecting pipe (6) is connected with the cooling water tank (4), a second valve (12) is mounted on the first connecting pipe (6), and the second valve (12) is located between the first valve (11) and one end, far away from the water outlet of the control pump (5), of the first connecting pipe (6).
  4. 4. A heat energy recovery type air compressor according to claim 3 is characterized in that one side of the water outlet pipe (3) is communicated with a second channel changing pipe (13), a third valve (14) is arranged on the second channel changing pipe (13), one end far away from the water outlet pipe (3) is communicated with a buffer water tank (7), a fourth valve (15) is arranged on the water outlet pipe (3), and the fourth valve (15) is located between the third valve (14) and one end of the water outlet pipe (3) far away from a water pumping port of the control pump (5).
  5. 5. A heat energy recovery type air compressor according to claim 1, wherein the heat exchange tube (1) is provided in a serpentine configuration extending the heat exchange path.
  6. 6. The heat energy recovery type air compressor of claim 5, wherein the heat exchange tube (1) is fixedly arranged inside a box body (16), an air inlet (1601) and an air outlet (1602) are respectively formed in side walls of the box body (16) corresponding to two sides of the heat exchange tube (1), the air inlet (1601) is provided with an air inlet fan (17), and an air exhaust fan (18) is arranged at the air outlet (1602) and is communicated with the external environment through an air duct (19).

Description

Heat energy recovery type air compressor Technical Field The utility model mainly relates to the technical field of air compressors, in particular to a heat energy recovery type air compressor. Background The air compressor is an indispensable power device in modern industrial production and is widely applied to various fields such as pneumatic tools, paint spraying, material conveying, instrument control and the like. However, air compressors have a significant energy efficiency problem in operation, in that most of the precious heat energy converted from electrical energy is simply discharged to the atmosphere through the cooler or body surface and is ultimately wasted and not utilized in any way. The method not only causes huge energy waste and increases the running cost of users (the electric energy consumption is not fully utilized), but also is contrary to the sustainable development concept of current energy conservation, emission reduction and energy utilization efficiency improvement. Therefore, there is a need to develop a heat recovery technology with reasonable structure, high efficiency and reliability, which can effectively recover a large amount of waste heat generated in the operation process of the air compressor and convert the waste heat into usable heat energy, so as to remarkably improve the overall energy utilization efficiency of the air compressor, reduce the operation cost and reduce the energy waste and carbon emission. Disclosure of utility model 1. The utility model aims to solve the technical problems that: The utility model provides a heat energy recovery type air compressor which is used for solving the technical problems in the background technology. 2. The technical scheme is as follows: In order to achieve the aim, the technical scheme provided by the utility model is that the heat energy recovery type air compressor comprises a heat exchange tube, wherein a first end and a second end of the heat exchange tube are respectively communicated with a lubrication oil way outlet and a lubrication oil way inlet of the air compressor; The heat exchange tube comprises an inner shell, an outer shell and an annular cooling channel formed between the inner shell and the outer shell, and the outer wall of the annular cooling channel is communicated with a water inlet pipe and a water outlet pipe which are symmetrically distributed; One end of the water inlet pipe, which is far away from the annular cooling channel, is communicated with the cooling water tank, one end of the water outlet pipe, which is far away from the annular cooling channel, is communicated with a water pumping port of the control pump, and a water outlet of the control pump is communicated with the buffer water tank through a first connecting pipe. Furthermore, the buffer water tank is also communicated with a second connecting pipe and a third connecting pipe, and one ends of the second connecting pipe and the third connecting pipe, which are far away from the buffer water tank, are respectively communicated with the water inlet and the water outlet of the heating pipeline. Further, one side of the first connecting pipe is communicated with a first channel changing pipe, a first valve is arranged on the first channel changing pipe, one end of the first connecting pipe far away from the first valve is communicated with the cooling water tank, a second valve is arranged on the first connecting pipe, and the second valve is located between the first valve and one end of the first connecting pipe far away from the water outlet of the control pump. Further, one side of the water outlet pipe is communicated with a second channel changing pipe, a third valve is arranged on the second channel changing pipe, one end far away from the water outlet pipe is communicated with the buffer water tank, a fourth valve is arranged on the water outlet pipe, and the fourth valve is located between the third valve and one end of the water outlet pipe far away from the water pumping port of the control pump. Further, the heat exchange tube is arranged in a serpentine structure for prolonging the heat exchange path. Further, the heat exchange tube is fixedly arranged inside the box body, an air inlet and an air outlet are respectively formed in the side walls of the box body, corresponding to the two sides of the heat exchange tube, the air inlet is provided with an air inlet fan, and an air exhaust fan is arranged at the air outlet and is communicated with the external environment through an air channel. 3. The beneficial effects are that: Compared with the prior art, the technical scheme provided by the utility model has the beneficial effects that the lubricating oil in the lubricating oil circuit of the air compressor circularly flows in the lubricating oil circuit through the first end and the second end of the heat exchange tube, the cooling can be performed through cooling the cold water in the annular cooling channel, the hot water