CN210625384U

CN210625384U - Waste heat recovery device of coating environment-friendly mechanical equipment

Info

Publication number: CN210625384U
Application number: CN201921469278.8U
Authority: CN
Inventors: 彭林; 李超; 刘平
Original assignee: Hunan Wanzheng Mechanic Technology Co ltd
Current assignee: Hunan Wanzheng Mechanic Technology Co ltd
Priority date: 2019-09-05
Filing date: 2019-09-05
Publication date: 2020-05-26
Anticipated expiration: 2029-09-05

Abstract

The utility model discloses a waste heat recovery device of coating environmental protection mechanical equipment, which comprises a shell and fixed foot cups arranged at four corners of the shell through bolts, wherein a hot water tank is welded at the left side of the top of the inner cavity of the shell, a first water inlet is connected at the upper part of the left side of the hot water tank through threads, a water outlet is connected at the lower part of the left side of the hot water tank through threads, a water outlet pipe is welded at the bottom of the hot water tank, a water inlet pipe is fixedly connected with the right side surface of the hot water tank, a heat exchanger shell is arranged at the middle part of the inner cavity of the shell, a baffle is arranged in the inner cavity of the heat exchanger shell, a heat exchange pipe is clamped between the baffle and the inner cavity of the heat exchanger shell through a buckle spiral, a second water inlet is welded at the left side of the top of, meanwhile, the comprehensive effect of heating by water circulation can be realized.

Description

Waste heat recovery device of coating environment-friendly mechanical equipment

Technical Field

The utility model relates to a waste heat recovery device technical field specifically is a waste heat recovery device of application environmental protection mechanical equipment.

Background

The flue gas waste heat recovery is that high-temperature flue gas exhausted from various metallurgical furnaces usually takes away 20-50% of the heat supply of the furnaces. The flow directions of the metallurgical furnace flue gas and the preheated medium are opposite, the waste heat of the flue gas can be fully utilized to reach higher preheating temperature, and the wall of the metallurgical furnace is required to be made of heat-resistant materials.

Waste heat recovery device among the prior art, the general degree of utilization to the recovery of waste heat is lower, absorption waste heat that can not have, and the flue gas often can produce certain pollution, can not effectual realization hydrologic cycle simultaneously heat, consequently need urgently to research and develop a waste heat recovery device of application environmental protection mechanical equipment.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a waste heat recovery device of application environmental protection mechanical equipment to solve the absorption waste heat that waste heat recovery device of the application environmental protection mechanical equipment that proposes in the above-mentioned background art can not have, the flue gas often can produce certain pollution, can not effectual realization hydrologic cycle simultaneously heat the problem of class characteristic.

In order to achieve the above object, the utility model provides a following technical scheme: a waste heat recovery device of coating environment-friendly mechanical equipment comprises a shell and fixed foot cups arranged at four corners of the shell through bolts, wherein a hot water tank is welded at the left side of the top of an inner cavity of the shell, a first water inlet is connected to the upper portion of the left side of the hot water tank through threads, a water outlet is connected to the lower portion of the left side of the hot water tank through threads, a water outlet pipe is welded at the bottom of the hot water tank, a water inlet pipe is fixedly connected to the right side face of the hot water tank, a heat exchanger shell is arranged in the middle of the inner cavity of the shell, the other end of the water inlet pipe is connected with the right side of the bottom of the heat exchanger shell, a partition plate is arranged in the inner cavity of the heat exchanger shell, a heat exchange pipe is clamped between the partition plate and, install circulating water pump between outlet pipe and the second water inlet, the bottom right side of heat exchanger shell is provided with the chimney, chimney and exhanst gas outlet looks fixed connection, the right flank bottom welding of heat exchanger shell has the exhanst gas outlet, the water pump is installed to the inner chamber right side bottom of casing, there is the chimney at the top of water pump through bolted connection, and the chimney is located the top right side of casing, the welding of the left surface top of heat exchanger shell has the flue gas entry, and the flue gas entry is located the right flank bottom of casing, the mid-mounting of flue gas entry has dust collector, dust collector is located the left side middle part of casing inner chamber.

Preferably, a waterproof cover is arranged at the top of the chimney.

Preferably, the outer wall of the heat exchanger shell is provided with a warm-keeping layer.

Preferably, the heat exchange tube is a spiral bronze round tube and is tightly attached to the inner wall of the heat exchanger shell and the surface of the partition plate.

Preferably, the top of the shell is connected with a thermometer through a bolt, and the thermometer is fixedly connected with the water inlet pipe.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a waste heat recovery device of application environmental protection mechanical equipment is the inner chamber of S type at the heat exchanger casing, and the spiral heat exchange tube is installed to the inner chamber, and the quick absorption heat of being convenient for and the heat in the middle of the make full use of flue gas utilize the water pump to realize the inside hydrologic cycle of hot-water tank to heat simultaneously, are convenient for reach the hot water of certain temperature, utilize the thermometer to be convenient for realize the temperature real-time supervision.

Drawings

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

fig. 2 is a schematic structural diagram of the heat exchanger housing of the structure of the present invention.

In the figure: the device comprises a shell 1, a fixed foot cup 2, a hot water tank 3, a first water inlet 4, a water outlet 5, a water outlet 6, a water inlet pipe 7, a circulating water pump 8, a flue gas inlet 9, a dust removal device 10, a heat exchanger shell 11, a partition plate 12, a heat exchange pipe 13, a second water inlet 14, a water pump 15, a hot water outlet 16, a flue gas outlet 17 and a flue gas barrel 18.

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. 1-2, the present invention provides a technical solution: a waste heat recovery device of coating environment-friendly mechanical equipment comprises a shell 1 and fixed foot cups 2 arranged at four corners of the shell 1 through bolts, wherein a hot water tank 3 is welded at the left side of the top of an inner cavity of the shell 1, a first water inlet 4 is connected to the upper portion of the left side of the hot water tank 3 through threads, a water outlet 5 is connected to the lower portion of the left side of the hot water tank 3 through threads, a water outlet pipe 6 is welded at the bottom of the hot water tank 3, a water inlet pipe 7 is fixedly connected to the right side face of the hot water tank 3, a heat exchanger shell 11 is arranged in the middle of the inner cavity of the shell 1, the other end of the water inlet pipe 7 is connected with the right side of the bottom of the heat exchanger shell 11, a partition plate 12 is arranged in the inner cavity of the heat exchanger shell 11, a heat exchange pipe 13 is, outlet pipe 6 and second water inlet 14 looks fixed connection, install circulating water pump 8 between outlet pipe 6 and the second water inlet 14, the bottom right side of heat exchanger shell 11 is provided with chimney 18, chimney 18 and exhanst gas outlet 17 looks fixed connection, the welding of the right flank bottom of heat exchanger shell 11 has exhanst gas outlet 17, water pump 15 is installed to the inner chamber right side bottom of casing 1, there is chimney 18 at water pump 15's top through bolted connection, and chimney 18 is located the top right side of casing 1, the welding of the left surface top of heat exchanger shell 11 has flue gas inlet 9, and flue gas inlet 9 is located the right flank bottom of casing 1, the mid-mounting of flue gas inlet 9 has dust collector 10, dust collector 10 is located the left side middle part of the inner chamber of casing 1.

Wherein, the top of the chimney 18 is provided with a waterproof cover.

Wherein, the outer wall of the heat exchanger shell 11 is provided with a warm keeping layer.

The heat exchange tube 13 is a spiral bronze round tube and is tightly attached to the inner wall of the heat exchanger shell 11 and the surface of the partition plate 12.

Wherein, the top of the shell 1 is connected with a thermometer through a bolt, and the thermometer is fixedly connected with the water inlet pipe 7.

The working principle is as follows: the utility model discloses get into the flue gas through flue gas entry 9, utilize dust collector 10 effectively to clear away the dust in the flue gas, the flue gas enters the inner chamber of heat exchanger shell 11, heat exchanger shell 11 adopts S type design, utilize heat exchange tube 13 can the effectual heat that comes from the flue gas of absorption, then utilize water pump 15 to extract the flue gas from flue gas export 17, utilize chimney 18 to carry out waste flue gas discharge simultaneously, utilize first water inlet 4 to carry out effectual water feeding, utilize circulating water pump 8 to carry out the water yield of hot-water tank 3 inner chamber simultaneously, input to the inner chamber of heat exchange tube 13, then utilize hot water export 16 and flue gas export 17 to carry out the effectual water delivery to the inner chamber of hot-water tank 3, be convenient for realize the water circulation heating of hot-water tank 3 inner chamber, be provided with the thermometer at the top of casing 1, be fixedly connected with inlet tube 7 mutually, be convenient for realizing, when the temperature reaches a certain height, the water in the hot water tank 3 is output and utilized through the water outlet 5.

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. The utility model provides a waste heat recovery device of application environmental protection mechanical equipment, includes casing (1) and installs fixed foot cup (2) in casing (1) four corners through the bolt, its characterized in that: the heat exchanger is characterized in that a hot water tank (3) is welded on the left side of the top of an inner cavity of the shell (1), a first water inlet (4) is connected to the upper portion of the left side of the hot water tank (3) through threads, a water outlet (5) is connected to the lower portion of the left side of the hot water tank (3) through threads, a water outlet pipe (6) is welded to the bottom of the hot water tank (3), a water inlet pipe (7) is fixedly connected to the right side face of the hot water tank (3), a heat exchanger shell (11) is arranged in the middle of the inner cavity of the shell (1), the other end of the water inlet pipe (7) is connected with the right side of the bottom of the heat exchanger shell (11), a partition plate (12) is arranged in the inner cavity of the heat exchanger shell (11), a heat exchange pipe (13) is clamped between the partition, the water outlet pipe (6) is fixedly connected with the second water inlet (14), a circulating water pump (8) is installed between the water outlet pipe (6) and the second water inlet (14), a chimney (18) is arranged on the right side of the bottom of the heat exchanger shell (11), the chimney (18) is fixedly connected with a flue gas outlet (17), the flue gas outlet (17) is welded on the bottom of the right side face of the heat exchanger shell (11), a water pump (15) is installed on the bottom of the right side of the inner cavity of the shell (1), the top of the water pump (15) is connected with the chimney (18) through a bolt, the chimney (18) is located on the right side of the top of the shell (1), a flue gas inlet (9) is welded on the upper portion of the left side face of the heat exchanger shell (11), the flue gas inlet (9) is located on the bottom of the right side face of the shell (1), and a dust removal, the dust removal device (10) is positioned in the middle of the left side of the inner cavity of the shell (1).

2. The waste heat recovery device for coating environmental protection mechanical equipment as claimed in claim 1, wherein: the top of the chimney (18) is provided with a waterproof cover.

3. The waste heat recovery device for coating environmental protection mechanical equipment as claimed in claim 1, wherein: and a heat preservation layer is arranged on the outer wall of the heat exchanger shell (11).

4. The waste heat recovery device for coating environmental protection mechanical equipment as claimed in claim 1, wherein: the heat exchange tube (13) is a bronze round tube with a spiral structure and is tightly attached to the inner wall of the heat exchanger shell (11) and the surface of the partition plate (12).

5. The waste heat recovery device for coating environmental protection mechanical equipment as claimed in claim 1, wherein: the top of the shell (1) is connected with a thermometer through a bolt, and the thermometer is fixedly connected with the water inlet pipe (7).