CN219693231U

CN219693231U - Low pressure flash tank waste heat recovery device

Info

Publication number: CN219693231U
Application number: CN202320597746.XU
Authority: CN
Inventors: 赵春良; 闫顶柱; 骆保平
Original assignee: Henan Jinshan Chemical Equipment Co ltd
Current assignee: Henan Jinshan Chemical Equipment Co ltd
Priority date: 2023-03-24
Filing date: 2023-03-24
Publication date: 2023-09-15
Anticipated expiration: 2033-03-24

Abstract

The utility model relates to the technical field of chemical equipment, in particular to a low-pressure flash tank waste heat recovery device; the low-pressure flash tank waste heat recovery device comprises a tank body, wherein the upper side of the left side wall of the tank body is provided with a water inlet end, the bottom wall of the tank body is provided with a water outlet end, and the upper side of the right side wall of the tank body is provided with a gas outlet end; through setting up devices such as heat pipe, baffle and cabinet body and cooperate, can make the device be convenient for be S type and wave through setting up the heat pipe, be convenient for increase with the area of contact between the high temperature comdenstion water, be favorable to in the heat conduction to the cold water, be convenient for become warm water with cold water heating, be favorable to preheating and carry out recycle.

Description

Low pressure flash tank waste heat recovery device

Technical Field

The utility model belongs to the technical field of chemical equipment, and particularly relates to a low-pressure flash tank waste heat recovery device.

Background

The flash evaporation is saturated water vapor and saturated water under the container pressure, which are formed by the fact that the saturated water becomes a part due to the sudden pressure reduction after high-pressure saturated water enters a container with lower pressure, and the flash evaporation is mainly applied to recovery of boiler drainage in a thermal power plant, geothermal power generation, waste water treatment of chemical plants and the like, and the condensed water in the existing flash tank is directly discharged, so that waste of heat energy and water resources is caused, and cavitation is easy to occur when the high-temperature condensed water is discharged through a water pump.

Disclosure of Invention

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the low-pressure flash tank waste heat recovery device, which effectively solves the problems that the waste of heat energy and water resources is caused by how much condensed water in the existing flash tank is directly discharged, and cavitation is easy to occur when the high-temperature condensed water is discharged through a water pump.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a low pressure flash tank waste heat recovery device, includes the jar body, the upside of jar body left side wall is provided with the end of intaking, the diapire of the jar body is provided with the end of giving vent to anger, the upside of jar body right side wall is provided with the end of giving vent to anger, the downside of jar body inner wall evenly is provided with the baffle, the leak has all been seted up to the roof of baffle, the leak between the baffle two liang is opposite setting, the downside of the left side wall of the jar body is provided with the heat pipe, the heat pipe is located the downside of jar body inner chamber.

Preferably, the heat conducting pipe is arranged in an S shape, and the heat conducting pipe is positioned in the inner cavity of the leakage port.

Preferably, the heat conducting pipes are arranged in a wave shape at the parts between every two of the partition plates.

Preferably, the bottom wall of the inner cavity of the tank body is arranged in a funnel shape, and the water outlet end is positioned at the lowest end of the tank body.

Preferably, a supporting frame is arranged on the lower side of the outer wall of the tank body, and supporting feet are uniformly arranged on the bottom wall of the supporting frame.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the low-pressure flash tank waste heat recovery device, the tank body, the water inlet end, the air outlet end and the like are arranged to be matched, so that the device can conveniently recover and recycle waste heat in high-temperature condensed water, waste of heat energy and water resources is avoided, and cavitation caused by high-temperature condensed water to a water pump is effectively avoided;

2. according to the low-pressure flash tank waste heat recovery device, the heat conduction pipe, the partition plate, the cabinet body and other devices are matched, so that the device is convenient to set the heat conduction pipe to be S-shaped and wavy, the contact area between the heat conduction pipe and high-temperature condensed water is convenient to increase, heat is conducted into cold water, the cold water is convenient to heat into warm water, and the preheating is convenient to recycle;

3. this low pressure flash tank waste heat recovery device cooperatees through setting up devices such as support frame, supporting legs and jar body, can make the device be convenient for support fixedly to the jar body, avoids the jar body to take place the deflection slope, is favorable to the jar body to carry out the flash distillation operation.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

In the drawings:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic cross-sectional view of the tank of the present utility model;

FIG. 3 is an enlarged view of portion A of FIG. 2 in accordance with the present utility model;

in the figure: 100. a tank body; 101. a water inlet end; 102. a water outlet end; 103. an air outlet end; 104. a partition plate; 105. a heat conduction pipe; 106. a support frame; 107. and supporting the feet.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1, fig. 2 and fig. 3, according to the low-pressure flash tank waste heat recovery device, a water inlet end 101 is fixedly connected to the upper side of the left side wall of a tank body 100, high-temperature high-pressure water is conveniently connected through the water inlet end 101, a water outlet end 102 is fixedly connected to the bottom wall of the tank body 100, condensed water is conveniently discharged through the water outlet end 102, an air outlet end 103 is fixedly connected to the upper side of the right side wall of the tank body 100, low-pressure steam is conveniently discharged through the air outlet end 103, a partition plate 104 is uniformly and fixedly connected to the lower side of the inner wall of the tank body 100, condensed water is conveniently separated through the partition plate 104, leak holes are formed in the top wall of the partition plate 104, condensed water is conveniently flowed through the leak holes formed in pairs, the leak holes between every two partition plates 104 are oppositely arranged, S-shaped condensed water is conveniently flowed, a heat conducting pipe 105 is fixedly connected to the lower side of the left side wall of the tank body 100, and the heat conducting pipe 105 is conveniently heated cold water through the heat conducting pipe 105 is located at the lower side of an inner cavity of the tank body 100; high-temperature and high-pressure water is injected into the inner cavity of the tank body 100 through the water inlet end 101, the high-temperature and high-pressure water is subjected to flash evaporation to generate condensed water and low-pressure steam in opposite directions due to different pressure, the low-pressure steam is discharged through the air outlet end 103, so that the high-temperature condensed water is conveniently supplied to air consuming equipment, flows onto the partition plates 104 in opposite directions and then flows downwards from the drain openings, the drain openings between every two partition plates 104 are oppositely arranged, the condensed water can flow downwards in an S shape, water is injected into the upper side ports of the heat conducting pipes 105, the water flows in the inner cavity of the tank body 100 through the heat conducting pipes 105, cold water is conveniently heated to form warm water, the warm water is discharged from the lower side ports of the heat conducting pipes 105 for use, meanwhile, the temperature of the high-temperature condensed water in the tank body 100 is reduced, cavitation caused by the high-temperature condensed water to the water pump is effectively avoided, the operation safety of the air pump is ensured, the device is convenient for recycling waste heat in the high-temperature condensed water, waste of heat energy and water resources is avoided, the high-temperature water is effectively prevented from causing cavitation to the pump, the heat conducting pipe 105 is arranged in an S shape, and the heat conducting pipe 105 is located in the inner cavity of the drain opening; the heat pipes 105 are arranged in a wave shape at the parts between every two of the partition plates 104; the S-shaped and wave-shaped arrangement is convenient for increasing the contact area between the heat conduction pipe 105 and the high-temperature condensed water, is beneficial to conducting heat into cold water, is convenient for heating the cold water into warm water, is beneficial to recycling preheating, and has the bottom wall of the inner cavity of the tank body 100 in a funnel shape, and the water outlet end 102 is positioned at the lowest end of the tank body 100; the funnel-shaped setting is convenient for open the water outlet 102 and drains the comdenstion water, is favorable to discharging the comdenstion water clean, and the downside fixedly connected with support frame 106 of the outer wall of jar body 100, the even fixedly connected with supporting legs 107 of diapire of support frame 106 cooperate through setting up devices such as support frame 106, supporting legs 107 and jar body 100, can make the device be convenient for support fixedly to jar body 100, avoids jar body 100 to take place the deflection slope, is favorable to jar body 100 to carry out the flash distillation operation.

Working principle: high-temperature and high-pressure water is injected into the inner cavity of the tank body 100 through the water inlet end 101, the high-temperature and high-pressure water is subjected to flash evaporation to generate condensed water and low-pressure steam in opposite directions due to different pressure, the low-pressure steam is discharged through the air outlet end 103, the low-pressure steam is convenient to provide for air consuming equipment, the high-temperature condensed water flows onto the partition plate 104 in opposite directions and then flows downwards from the drain opening, the drain openings between every two partition plates 104 are oppositely arranged, the condensed water can flow downwards in an S shape, water is injected into the upper side port of the heat conducting pipe 105, the water flows in the inner cavity of the tank body 100 through the heat conducting pipe 105, cold water is heated to be warm water conveniently, the warm water is discharged from the lower side port of the heat conducting pipe 105 for utilization, meanwhile, the temperature of the high-temperature condensed water in the tank body 100 is reduced, cavitation caused by the high-temperature condensed water to the water pump is effectively avoided, the operation safety of the air pump is ensured, the device is convenient to recycle waste heat in the high-temperature condensed water, the heat and the condensed water and the water resource waste is avoided, and cavitation caused by the high-temperature water pump is effectively avoided.

Claims

1. The utility model provides a low pressure flash tank waste heat recovery device, includes a jar body (100), its characterized in that: the utility model discloses a jar of jar body (100) left side wall's upside is provided with into water end (101), the diapire of jar body (100) is provided with out water end (102), the upside of jar body (100) right side wall is provided with out air end (103), the downside of jar body (100) inner wall evenly is provided with baffle (104), the leak has all been seted up to the roof of baffle (104), leak between baffle (104) are opposite setting, the downside of jar body (100) left side wall is provided with heat pipe (105), heat pipe (105) are located the downside of jar body (100) inner chamber.

2. The low pressure flash tank waste heat recovery device of claim 1, wherein: the heat conduction pipe (105) is arranged in an S-shaped mode, and the heat conduction pipe (105) is located in the inner cavity of the leakage port.

3. The low pressure flash tank waste heat recovery device of claim 1, wherein: the heat conducting pipes (105) are arranged in a wave shape at the parts between every two of the partition plates (104).

4. The low pressure flash tank waste heat recovery device of claim 1, wherein: the bottom wall of the inner cavity of the tank body (100) is arranged in a funnel shape, and the water outlet end (102) is positioned at the lowest end of the tank body (100).

5. The low pressure flash tank waste heat recovery device of claim 1, wherein: the lower side of the outer wall of the tank body (100) is provided with a supporting frame (106), and the bottom wall of the supporting frame (106) is uniformly provided with supporting feet (107).