CN-224220752-U - Drying system

CN224220752UCN 224220752 UCN224220752 UCN 224220752UCN-224220752-U

Abstract

The application discloses a drying system, which solves the technical problem that the gas exhausted by the existing protein powder production line still has more protein powder dust. The drying system comprises a blower, a first heating system, a drying tower, a separation system, a draught fan, a spraying device and a dehumidifying and heating system which are sequentially connected, wherein the dehumidifying and heating system comprises a box body, and a filtering mechanism, a condensing mechanism and a heating mechanism which are sequentially arranged in the box body along the length direction of the box body, a second air inlet and a second air outlet are respectively arranged at two ends of the box body along the length direction, a second water outlet for condensed water to flow out is arranged in the box body, and the second air outlet is communicated with an air inlet of the blower. The application can reduce the discharge of protein powder dust and reduce pollution.

Inventors

SU ZHONGWEI
CHEN QIUYANG
LIU HONGWEI
LONG JIEYUN
ZHOU XIANMIN

Assignees

贵州金泽新能源科技有限公司

Dates

Publication Date: 20260512
Application Date: 20250512

Claims (10)

1. The drying system is characterized by comprising a blower, a first heating system, a drying tower, a separation system, a draught fan, a spraying device and a dehumidifying and heating system which are connected in sequence; The dehumidifying and heating system comprises a box body and a filtering mechanism, a condensing mechanism and a heating mechanism which are sequentially arranged in the box body along the length direction of the box body, wherein a second air inlet and a second air outlet are respectively arranged at two ends of the box body along the length direction, a second water outlet for condensed water to flow out is arranged in the box body, and the second air outlet is communicated with an air inlet of the air feeder.
2. The drying system of claim 1, wherein the spray device has a first air inlet, a first air outlet, a first water inlet, and a first water outlet, the first air inlet is in communication with the air outlet of the induced draft fan, and the first air outlet is in communication with the second air inlet; The first water inlet is connected with a water storage mechanism, and the first water inlet is also communicated with the second water outlet.
3. The drying system of claim 2, wherein the condensing mechanism comprises a second water inlet pipe, a second water outlet pipe, and a plurality of condensing pipes connected in parallel and in communication with the second water inlet pipe and the second water outlet pipe, respectively, the second water inlet pipe being connected with a condensate storage mechanism.
4. A drying system according to claim 3 wherein a plurality of said condensing tubes are spaced apart along the length of said cabinet.
5. The drying system of claim 1, wherein the heating mechanism comprises a heating evaporator, a heating pump and a heating condenser connected in a path, the heating evaporator being disposed in the housing proximate the second air inlet, the heating condenser being disposed in the housing proximate the second air outlet.
6. The drying system of claim 5, wherein the dehumidification heating system has at least two heating mechanisms, the heating evaporators of the at least two heating mechanisms are disposed in sequence along a length direction of the housing, and the heating condensers of the at least two heating mechanisms are disposed in sequence along the length direction of the housing.
7. The drying system of claim 5, wherein the dehumidification heating system further comprises a heat exchange mechanism comprising a heat exchange evaporator, a heat exchange pump and a heat exchange condenser connected in a path, the heat exchange evaporator being disposed in the housing adjacent to the second air inlet, the heat exchange condenser being disposed in the housing adjacent to the second air outlet.
8. The drying system of claim 7, wherein the heat exchange evaporator is disposed between the filtering mechanism and the condensing mechanism.
9. The drying system of claim 7, wherein the heat exchange condenser is disposed between the heating evaporator and the heating condenser.
10. The drying system according to claim 1, wherein the first heating system comprises a primary steam heating system and a secondary hot blast stove heating system which are connected in series, an air inlet of the primary steam heating system is connected with an air outlet of the blower, the secondary hot blast stove heating system is connected with an air inlet of the drying tower, the separation system comprises a cyclone separator and a bag-type dust remover which are connected in series, an air inlet of the cyclone separator is connected with an air outlet of the drying tower, and an air outlet of the bag-type dust remover is connected with an air inlet of the induced draft fan.

Description

Drying system Technical Field The application belongs to the technical field of protein powder processing equipment, and particularly relates to a drying system. Background In the process of producing protein powder, tail gas containing protein dust is generated, even if the tail gas passes through a cyclone separator, a bag-type dust remover and other filtering systems, all the protein dust in the tail gas still cannot be filtered efficiently, the tail gas is directly discharged to the atmosphere, the problem of environmental pollution is caused, the smell is obvious, and the quality of surrounding air is easy to influence. Disclosure of Invention The application provides a drying system for solving the technical problem that the gas exhausted by the existing protein powder production line still has more protein powder dust. In a first aspect of the present application, there is provided a drying system comprising a blower, a first heating system, a drying tower, a separation system, an induced draft fan, a spray device and a dehumidifying and heating system connected in sequence; The dehumidifying and heating system comprises a box body and a filtering mechanism, a condensing mechanism and a heating mechanism which are sequentially arranged in the box body along the length direction of the box body, wherein a second air inlet and a second air outlet are respectively arranged at two ends of the box body along the length direction, a second water outlet for condensed water to flow out is arranged in the box body, and the second air outlet is communicated with an air inlet of a blower. In some embodiments, the spraying device is provided with a first air inlet, a first air outlet, a first water inlet and a first water outlet, wherein the first air inlet is communicated with the air outlet of the induced draft fan, the first air outlet is communicated with the second air inlet, the first water inlet is connected with a water storage mechanism, and the first water inlet is also communicated with the second water outlet. In some embodiments, the condensation mechanism comprises a second water inlet pipe, a second water outlet pipe and a plurality of condensation pipes, wherein the condensation pipes are connected in parallel and respectively communicated with the second water inlet pipe and the second water outlet pipe, and the second water inlet pipe is connected with the condensed water storage mechanism. In some embodiments, a plurality of the condensation pipes are disposed at intervals along the length direction of the tank. In some embodiments, the heating mechanism includes a heating evaporator, a heating pump, and a heating condenser connected in a path, the heating evaporator being disposed in the housing proximate to the second air inlet, the heating condenser being disposed in the housing proximate to the second air outlet. In some embodiments, the dehumidifying and heating system has at least two heating mechanisms, the heating evaporators of the at least two heating mechanisms are disposed in sequence along the length direction of the tank, and the heating condensers of the at least two heating mechanisms are disposed in sequence along the length direction of the tank. In some embodiments, the dehumidifying and heating system further comprises a heat exchange mechanism, wherein the heat exchange mechanism comprises a heat exchange evaporator, a heat exchange pump and a heat exchange condenser which are connected to form a passage, the heat exchange evaporator is arranged in the box body and is close to the second air inlet, and the heat exchange condenser is arranged in the box body and is close to the second air outlet. In some embodiments, the heat exchange evaporator is disposed between the filtration mechanism and the condensation mechanism. In some embodiments, the heat exchange condenser is disposed between the heating evaporator and the heating condenser. In some embodiments, the first heating system comprises a primary steam heating system and a secondary hot blast stove heating system which are connected in series, an air inlet of the primary steam heating system is connected with an air outlet of the blower, the secondary hot blast stove heating system is connected with an air inlet of the drying tower, the separation system comprises a cyclone separator and a bag-type dust remover which are connected in series, an air inlet of the cyclone separator is connected with an air outlet of the drying tower, and an air outlet of the bag-type dust remover is connected with an air inlet of the induced draft fan. According to the protein powder drying system provided by one or more embodiments of the application, most of protein powder dust in air discharged from the drying tower is removed through the spraying device and the dehumidifying and heating system, the removal rate is high, the removed protein powder dust is adsorbed in water, dust is not raised, the treated air can enter the drying towe