CN219301341U

CN219301341U - High-temperature hot water vapor recovery system

Info

Publication number: CN219301341U
Application number: CN202223503122.1U
Authority: CN
Inventors: 顾中余
Original assignee: Wuxi Shuangrun Cooling Technology Co ltd
Current assignee: Wuxi Shuangrun Cooling Technology Co ltd
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-07-04
Anticipated expiration: 2032-12-28

Abstract

The utility model discloses a high-temperature hot water vapor recovery system, which relates to the technical field of energy recovery and comprises a vapor energy storage tank, a vapor outlet pipe, a constant-temperature device, a waste vapor treatment device, a vapor heat exchanger, a gas storage tank and a condensate water recovery tank, wherein a vapor outlet of the vapor energy storage tank is connected with a gas inlet of the waste vapor treatment device through the vapor outlet pipe, a gas outlet of the waste vapor treatment device is connected with the gas storage tank, a water outlet of the waste vapor treatment device is connected with the condensate water recovery tank, the interior of the condensate water recovery tank is provided with the vapor heat exchanger, the vapor heat exchanger faces the gas inlet, and the constant-temperature device is arranged on the outer side of the vapor outlet pipe and is used for keeping the temperature of the vapor outlet pipe within a certain range. According to the utility model, not only can the heat in the waste steam be recycled, but also the particle impurities in the waste steam can be filtered, so that the waste steam containing particles is prevented from entering the atmosphere, and in addition, the condensate water can be recycled.

Description

High-temperature hot water vapor recovery system

Technical Field

The utility model relates to the technical field of energy recovery, in particular to a high-temperature hot water vapor recovery system.

Background

In the production of foam products, a foam molding machine is required to manufacture the foam product in a mold. In the whole manufacturing system process, steam is firstly input into a mould for heating, then water is input for cooling, then vacuum pumping is performed, finally gas is input, and then the product in the mould is discharged. In foam molding and board production factories, waste steam and condensed water are discharged, which not only wastes a great deal of energy, but also affects the environment and causes the severe production environment. For this purpose, the prior chinese patent CN201820219905.1 discloses a waste steam and hot water heat recovery system, which comprises a water-vapor separator connected with a steam discharge pipe; the waste steam and condensed water collecting device is connected with a first steam outlet at the top of the water-steam separator; the first hot water pump is connected with a first condensate outlet at the bottom of the water-steam separator, and is connected with the waste steam and condensate collecting device; the condensed water tank is connected with the first hot water pump, and a second condensed water outlet of the condensed water tank is connected with the steam discharge pipe; the condensed water tank is connected with a third condensed water outlet at the bottom of the waste steam and condensed water collecting device, and a second steam outlet at the top of the waste steam and condensed water collecting device is connected with the first steam conveying pipe. Through the mode, the waste steam and hot water heat energy recovery system disclosed by the utility model can recover waste steam and condensed water discharged by the foam molding machine, can obviously reduce steam consumption and can improve the working environment.

Although the chinese patent CN201820219905.1 can recover the waste steam and condensed water, it cannot filter and remove impurities such as particles contained in the discharged waste gas.

Disclosure of Invention

The utility model aims to provide a high-temperature hot water vapor recovery system which is used for solving the technical problems.

The technical scheme adopted by the utility model is as follows:

the utility model provides a high temperature hot water vapor recovery system, includes steam energy storage jar, steam outlet duct, constant temperature equipment, exhaust steam treatment device, steam heat exchanger, gas holder and comdenstion water recovery jar, steam outlet of steam energy storage jar passes through the steam outlet duct with exhaust steam treatment device's air inlet is connected, exhaust steam treatment device's gas outlet with the gas holder is connected, exhaust steam treatment device's delivery port with the comdenstion water recovery jar is connected, the inside of comdenstion water recovery jar is equipped with steam heat exchanger, just steam heat exchanger just is right the air inlet, constant temperature equipment locates the outside of steam outlet duct is used for with the temperature of steam outlet duct keeps in certain within range.

Preferably, the waste steam treatment device comprises a waste steam and condensed water treatment tank, and the steam heat exchanger is arranged on the inner wall of the waste steam and condensed water treatment tank.

As a further preferred aspect, the steam heat exchanger further comprises a first filter screen provided inside the waste steam and condensed water treatment tank, and the first filter screen is located on the upper side of the steam heat exchanger.

As a further preferable mode, the first filter screen is arranged in a V shape.

As a further preferred aspect, the steam heat exchanger further comprises a second filter screen, wherein the second filter screen is arranged in the waste steam and condensed water treatment tank, and the second filter screen is positioned at the lower side of the steam heat exchanger.

As a further preferable mode, the second filter screen is arranged in a shape of a lambda.

Preferably, the constant temperature device comprises an air inlet pump, an air suction pump, an air heater and a constant temperature pipe, the constant temperature pipe is sleeved on the outer side of the steam air outlet pipe, the air inlet pump and the air suction pump are respectively connected with the air heater, and an air outlet of the air inlet pump and an air inlet of the air suction pump are respectively communicated with the constant temperature pipe.

Preferably, the steam generator further comprises a pressure valve, and the steam outlet pipe is provided with the pressure valve.

Preferably, the steam generator further comprises a thermometer, and the steam outlet pipe is further provided with the thermometer.

The technical scheme has the following advantages or beneficial effects:

according to the utility model, not only can the heat in the waste steam be recycled, but also the particle impurities in the waste steam can be filtered, so that the waste steam containing particles is prevented from entering the atmosphere, and in addition, the condensate water can be recycled; secondly, through the arrangement of the constant temperature device, the temperature of the steam outlet pipe can be kept consistent with or higher than the temperature of the waste steam, and the condensate water generated by the condensation of the waste steam in the middle of the process is prevented from adhering to the pipeline.

Drawings

FIG. 1 is a schematic diagram of a high temperature hot water vapor recovery system according to the present utility model.

In the figure: 1. a steam inlet pipe; 2. a steam energy storage tank; 3. a steam outlet pipe; 4. an air inlet pump; 5. an air heater; 6. a getter pump; 7. a pressure valve; 8. a thermometer; 9. a thermostatic tube; 10. a waste steam and condensed water treatment tank; 11. a steam heat exchanger; 12. a first filter screen; 13. a second filter screen; 14. a recovery pipe; 15. a gas storage tank; 16. a water outlet pipe; 17. a condensed water recovery tank.

Detailed Description

The following description of the embodiments of the present utility model will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the utility model are shown. 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.

In the description of the present utility model, it should be noted that, if terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are used, the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, only for convenience of describing the present utility model and simplifying the description, and does not indicate or imply that the indicated apparatus or element must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like, as used herein, are used for descriptive purposes only and are not to be construed as indicating or implying any relative importance.

In the description of the present utility model, it should be noted that unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" should be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

FIG. 1 is a schematic diagram of a high temperature hot water vapor recovery system according to the present utility model. Referring to fig. 1, a preferred embodiment is shown, and a high-temperature hot water vapor recovery system is shown, which comprises a vapor energy storage tank 2, a vapor outlet pipe 3, a constant temperature device, a waste vapor treatment device, a vapor heat exchanger 11, a gas storage tank 15 and a condensate water recovery tank 17, wherein a vapor outlet of the vapor energy storage tank 2 is connected with a gas inlet of the waste vapor treatment device through the vapor outlet pipe 3, a gas outlet of the waste vapor treatment device is connected with the gas storage tank 15, a water outlet of the waste vapor treatment device is connected with the condensate water recovery tank 17, the vapor heat exchanger 11 is arranged in the condensate water recovery tank 17, the vapor heat exchanger 11 faces the gas inlet, and the constant temperature device is arranged on the outer side of the vapor outlet pipe 3 and is used for keeping the temperature of the vapor outlet pipe 3 within a certain range. In this embodiment, referring to fig. 1, the condensing device includes a steam inlet pipe 1, and the steam inlet pipe 1 is communicated with a steam inlet of a steam energy storage tank 2, and is used for inputting high-temperature waste steam into the steam energy storage tank 2, the set steam energy storage tank 2 is used for storing the high-temperature waste steam, the waste steam in the steam energy storage tank 2 can enter a steam heat exchanger 11 in a waste steam treatment device through a steam outlet pipe 3 for heat exchange, condensed water generated after condensing the waste steam can enter a condensed water recovery tank 17 after being filtered, and part of the waste steam enters a gas storage tank 15 after being filtered, so that the temperature reduction, filtration and recycling of the condensed water of the waste steam can be realized. The constant temperature device is used for heating the steam outlet pipe 3, so that the temperature of the steam outlet pipe 3 is consistent with or higher than that of waste steam, when the waste steam is prevented from contacting the steam outlet pipe 3 for the first time, the steam outlet pipe 3 is made of a high-temperature-resistant metal material, when the steam outlet pipe 3 contacts the waste steam for the first time, the temperature of the steam outlet pipe 3 is lower than that of the waste steam, partial waste steam condensation generated by condensation of condensed water is adhered to the inner wall of the steam outlet pipe 3 after being mixed with particle impurities and the like in the waste steam, excessive accumulation of impurities on the inner wall of the steam outlet pipe 3 can be caused for a long time, normal use is influenced, and the constant temperature device adopted in the embodiment can enable the temperature of the steam outlet pipe 3 to be consistent with or higher than that of the waste steam, so that the waste steam is prevented from being condensed on the way of entering the waste steam treatment device.

Further, as a preferred embodiment, the waste steam treatment device includes a waste steam and condensed water treatment tank 10, and the steam heat exchanger 11 is provided on an inner wall of the waste steam and condensed water treatment tank 10. Referring to fig. 1, the steam heat exchanger is arranged on the inner wall of the waste steam and condensed water treatment tank 10, the steam air outlet pipe 3 is communicated with the steam heat exchanger 11, the waste steam can directly enter the steam heat exchanger 11 to exchange heat, and the steam heat exchanger 11 can be arranged to condense the waste steam, so that the heat energy can be recycled. Referring to fig. 1, the waste steam and condensed water treatment tank 10 further comprises a recovery pipe 14 and a water outlet pipe 16, wherein the upper end of the waste steam and condensed water treatment tank 10 is communicated with a gas storage tank 15 through the recovery pipe 14, and the lower end of the waste steam and condensed water treatment tank 10 is communicated with a condensed water recovery tank 17 through the water outlet pipe 16.

Further, as a preferred embodiment, the steam and condensate treatment tank further comprises a first filter 12, wherein the first filter 12 is disposed inside the steam and condensate treatment tank 10, and the first filter 12 is disposed on the upper side of the steam heat exchanger 11. Referring to fig. 1, the first filter screen 12 is disposed in a V shape, and the disposed first filter screen 12 is used for filtering particulate impurities in the waste steam after heat exchange, and the filtered impurities can slide onto the second filter screen 13 at the bottom along the outer wall of the first filter screen 12 under the action of the first filter screen 12. The first filter 12 is detachably disposed on the inner wall of the waste steam and condensed water treating tank 10, and may be of a type that is capable of being disposed as needed, for example, a filter having a dust filtering function, a filter having a harmful gas filtering function, or the like.

Further, as a preferred embodiment, the steam heat exchanger further comprises a second filter screen 13, wherein the second filter screen 13 is arranged in the waste steam and condensed water treatment tank 10, and the second filter screen 13 is positioned at the lower side of the steam heat exchanger 11. Referring to fig. 1, the second filter 13 is arranged in a Λ shape. The impurities filtered by the first filter screen 12 fall on the second filter screen 13 and slide to the bottom periphery of the second filter screen 13 along the side wall of the second filter screen 13, so that concentrated accumulation of the impurities is realized, and the second filter screen 13 can be replaced or cleaned periodically. The second filter 13 may also be used for filtering the condensed water, and filtering the particulate impurities or solid impurities mixed in the condensed water.

Further, as a preferred embodiment, the thermostat comprises an air inlet pump 4, an air suction pump 6, an air heater 5 and a thermostat pipe 9, the thermostat pipe 9 is sleeved outside the steam outlet pipe 3, the air inlet pump 4 and the air suction pump 6 are respectively connected with the air heater 5, and an air outlet of the air inlet pump 4 and an air inlet of the air suction pump 6 are respectively communicated with the thermostat pipe 9. Referring to fig. 1, an air heater 5 is used to heat air, and hot air can be supplied; the hot air enters into the thermostatic tube 9 under the action of the air inlet pump 4, and the thermostatic tube 9 is sleeved on the outer side of the steam outlet tube 3, so that the steam outlet tube 3 can be heated after the hot air enters into the thermostatic tube 9, and the temperature of the steam outlet tube 3 is kept the same as or close to the temperature of the waste steam or higher than the temperature of the waste steam.

Further, as a preferred embodiment, the steam generator further comprises a pressure valve 7, and the steam outlet pipe 3 is provided with the pressure valve 7. The waste steam is continuously conveyed into the steam energy storage tank 2, when the air pressure of the waste steam in the steam energy storage tank 2 reaches the specified pressure, the pressure valve 7 is automatically opened, and the waste steam at the moment can enter the steam heat exchanger 11 through the steam outlet pipe 3.

Further, as a preferred embodiment, the steam generator further comprises a thermometer 8, and the steam outlet pipe 3 is further provided with the thermometer 8. The thermometer 8 is used for detecting the temperature of the steam outlet pipe 3, the temperature of the steam outlet pipe 3 is conveniently controlled by the constant temperature device, and the temperature of hot steam can be detected in advance between entering the steam energy storage tank 2.

The foregoing description is only illustrative of the preferred embodiments of the present utility model and is not to be construed as limiting the scope of the utility model, and it will be appreciated by those skilled in the art that equivalent substitutions and obvious variations may be made using the description and illustrations of the present utility model, and are intended to be included within the scope of the present utility model.

Claims

1. The utility model provides a high temperature hot water vapor recovery system, its characterized in that includes steam energy storage jar, steam outlet duct, constant temperature equipment, exhaust steam processing apparatus, steam heat exchanger, gas holder and comdenstion water recovery jar, steam outlet of steam energy storage jar passes through the steam outlet duct with exhaust steam processing apparatus's air inlet is connected, exhaust steam processing apparatus's gas outlet with the gas holder connection, exhaust steam processing apparatus's delivery port with the comdenstion water recovery jar is connected, the inside of comdenstion water recovery jar is equipped with the steam heat exchanger, just the steam heat exchanger just to the air inlet, constant temperature equipment locates the outside of steam outlet duct is used for with the temperature of steam outlet duct keeps in certain within range.

2. The high temperature hot water vapor recovery system of claim 1, wherein the waste vapor treatment device comprises a waste vapor and condensate treatment tank, and the vapor heat exchanger is disposed on an inner wall of the waste vapor and condensate treatment tank.

3. The high temperature hot water vapor recovery system of claim 2, further comprising a first screen disposed inside the waste vapor and condensate treatment tank, and the first screen is located on an upper side of the vapor heat exchanger.

4. A high temperature steam recovery system as claimed in claim 3, wherein the first filter screen is arranged in a V-shape.

5. The high temperature hot water vapor recovery system of claim 2, further comprising a second screen disposed within the waste vapor and condensate treatment tank, the second screen being positioned on a lower side of the vapor heat exchanger.

6. The high temperature steam recovery system according to claim 5, wherein the second filter screen is arranged in a Λ shape.

7. The high-temperature hot water vapor recovery system as recited in claim 1 wherein said constant temperature device comprises an air inlet pump, an air suction pump, an air heater and a constant temperature pipe, said constant temperature pipe is sleeved outside said vapor outlet pipe, said air inlet pump and said air suction pump are respectively connected with said air heater, and an air outlet of said air inlet pump and an air inlet of said air suction pump are respectively communicated with said constant temperature pipe.

8. The high temperature hot water vapor recovery system of claim 1, further comprising a pressure valve, wherein the pressure valve is disposed on the vapor outlet pipe.

9. The high temperature steam recovery system according to claim 1, further comprising a thermometer, wherein the thermometer is further provided on the steam outlet pipe.