CN211601201U

CN211601201U - Evaporation device for evaporating refrigerant for quick freezing and refrigeration of food

Info

Publication number: CN211601201U
Application number: CN202020146972.2U
Authority: CN
Inventors: 朱胜兵; 朱廷明; 朱焱
Original assignee: Wuhan Taier Refrigeration Equipment Engineering Co ltd
Current assignee: Wuhan Taier Refrigeration Equipment Engineering Co ltd
Priority date: 2020-01-23
Filing date: 2020-01-23
Publication date: 2020-09-29
Anticipated expiration: 2030-01-23

Abstract

The utility model discloses an evaporation device for evaporating a refrigerant for quick freezing and refrigeration of food, which relates to the field of evaporation devices for evaporating refrigerants and aims at solving the problems that the existing evaporation device for evaporating refrigerants is easy to accumulate frost and can not be conveniently cleaned, resulting in low refrigeration efficiency, it includes the trunk line, the left and right both sides of trunk line all are connected with evaporating coil, the lower terminal surface fixedly connected with braced frame of trunk line, left and right two the rear end of the side that evaporating coil kept away from each other all fixedly is provided with the defrosting water supply mouth, left and right two the front end of the side that evaporating coil kept away from each other all is provided with refrigerant return-air mouth and refrigerant feed liquid mouth, every evaporating coil's lower terminal surface all is provided with water collector, two on a left and right the one end that water collector was kept away from each other all is provided with the defrosting delivery port. The device has the advantages that the defrosting mode of the evaporation device adopts water defrosting, the large fluctuation of the reservoir temperature during defrosting can be avoided, the energy is saved, and the defrosting effect is good.

Description

Evaporation device for evaporating refrigerant for quick freezing and refrigeration of food

Technical Field

The utility model relates to an evaporation plant field for the refrigerant evaporation especially relates to an evaporation plant is used in cold-stored refrigerant evaporation of food quick freezing.

Background

For a food quick-freezing refrigeration system, the system works at the following three problems that firstly, the evaporation temperature is extremely low, the evaporation device absorbs heat to reduce the ambient temperature in the process of refrigeration and evaporation, and simultaneously, water in the ambient air is analyzed out and a frost layer is formed on the surface of the evaporation device. As the thickness of the frost layer increases, the heat transfer efficiency of the evaporator gradually decreases, eventually leading to a great influence on the temperature reduction. Secondly, in the defrosting process of the evaporation device, the temperature of the refrigeration warehouse can be led to rise again, and the refrigeration efficiency is reduced. Thirdly, cold air in the quick-freezing warehouse is distributed unevenly, so that the quick-freezing speed of the food is inconsistent. How can enough improve evaporimeter heat transfer efficiency, reduce and change white time and cycle, it is even to guarantee again that the interior wind speed of freezer is divided, realizes that food quick-freeze speed keeps unanimous, has become a difficult point, to above-mentioned problem, special design the utility model discloses solve. Therefore, an evaporation device for evaporating the refrigerant for quick freezing and refrigerating the food is provided.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of cold-stored refrigerant evaporation of using of food quick-freeze is with evaporation and is used evaporation plant has solved current refrigerant evaporation and has used evaporation plant easily long-pending frost, and the clearance that can not be convenient leads to the problem of refrigeration inefficiency.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a cold-stored evaporation plant of using refrigerant evaporation of food quick-freeze, includes the trunk line, the left and right both sides of trunk line all are connected with evaporating coil, the lower terminal surface fixedly connected with braced frame of trunk line, left and right two the rear end of the side that evaporating coil kept away from each other all fixedly is provided with the defrosting water supply mouth, left and right two the front end of the side that evaporating coil kept away from each other all is provided with refrigerant return-air mouth and refrigerant liquid supply mouth, every evaporating coil's lower terminal surface all is provided with the water collector, and left and right two the one end that water collector kept away from each other all is provided with the defrosting delivery port, be provided with the dryer motor in the braced frame.

Preferably, the defrosting water supply ports on the left side and the right side are respectively arranged above the rear ends of the side surfaces of the evaporation coil on one side.

Preferably, the refrigerant return ports and the refrigerant liquid supply ports on the left and right sides are arranged at intervals at the front side ends of the side surfaces of the evaporating coils on the respective sides.

Preferably, the lower bottom surfaces of the water-receiving trays on the left side and the right side are both obliquely arranged, one end, close to each other, of each water-receiving tray on the two sides is high, and the other end, far away from each other, of each water-receiving tray is low.

Preferably, the defrosting water outlets on the same left side and the same right side are both arranged in a front mode and a rear mode.

Preferably, the air duct motor is arranged below the center of the lower end face of the main pipeline.

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

through a main pipeline, an evaporation coil, a support frame, a defrosting water supply inlet, a refrigerant air return port, a refrigerant liquid supply port, a water receiving tray, a defrosting water outlet and an air duct motor, the device has a ceiling type structure, a lower air outlet and double-side air return, the uniformity of air outlet and air return can be realized, the approach of the freezing time of food can be effectively ensured, the quick-freezing efficiency is improved, the fin interval of the evaporation device is changed into 16mm by 8mm, the fin interval of the front air inlet pipe group coil is 16mm, and the fin interval of the rear air inlet pipe group is 8 mm; the front pipe group absorbs more heat, and when the sheet distance of air is designed to be wider, the frost layer is not easy to fill a channel for air circulation, so that the defrosting times can be reduced.

The device has the defrosting mode of the evaporation device and adopts water for defrosting, so that the large fluctuation of the reservoir temperature during defrosting can be avoided, the energy is saved, and the defrosting effect is good.

Drawings

Fig. 1 is a sectional view showing the structure of an evaporation apparatus for evaporating a refrigerant for quick freezing and cold storage of food according to the present invention.

Fig. 2 is a sectional view showing a top view of the evaporator for evaporating the refrigerant for quick freezing and cold storage of food according to the present invention.

Reference numbers in the figures: the defrosting device comprises a main pipeline 1, an evaporation coil 2, a support frame 3, a defrosting water supply port 4, a refrigerant return port 5, a refrigerant liquid supply port 6, a water receiving tray 7, a defrosting water outlet 8 and an air duct motor 9.

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.

Referring to fig. 1-2, a cold-stored evaporation plant of using refrigerant evaporation of food quick-freeze, including trunk line 1, the left side of trunk line 1, the right side both sides all are connected with evaporating coil 2, trunk line 1's lower terminal surface fixedly connected with braced frame 3, a left side, the rear end of the side of keeping away from each other of two evaporating coil 2 in the right side all fixedly is provided with defrosting water supply mouth 4, a left side, the front end of the side of keeping away from each other of two evaporating coil 2 in the right side all is provided with refrigerant return-air mouth 5 and refrigerant confession liquid mouth 6, every evaporating coil 2's lower terminal surface all is provided with water collector 7, a left side, the one end that two water collector 7 in the right side kept away from each other all is provided with.

In the embodiment, the defrosting water supply ports 4 on the left side and the right side are respectively arranged above the rear ends of the side surfaces of the evaporation coil 2 on one side, a plurality of fins are arranged in the evaporation coil 2, the spacing between the fins is changed from 8mm to 16mm, the spacing between the upper fins of the front pipe group and the upper fins of the rear pipe group is 16mm, and the spacing between the upper fins of the rear pipe group and the lower fins of the front pipe group is 8 mm.

In the present embodiment, the refrigerant return ports 5 and the refrigerant liquid supply ports 6 on the left and right sides are provided at intervals at the front ends of the side surfaces of the respective evaporating coils 2.

In this embodiment, the lower bottom surfaces of the water receiving trays 7 on the left and right sides are both inclined, and the ends of the water receiving trays 7 on the two sides close to each other are high, and the ends far away from each other are low.

In this embodiment, the defrosting water outlets 8 on the same side of the left and right sides are both arranged in the front and the back.

In this embodiment, the air duct motor 9 is disposed below the center of the lower end surface of the main duct 1.

The working principle is as follows: in a refrigerating state, refrigerant liquid enters the evaporation coil 2 through the refrigerant liquid supply port 6, the refrigerant in the pipe is evaporated to take away heat in the environment, the refrigerant is changed into low-temperature and low-pressure refrigerant steam, and the refrigerant steam is discharged out of the evaporation device through the refrigerant gas return port 2; the air duct motor 9 works, air is sucked into the evaporation device from the fins on the two sides of the evaporation device and exchanges heat with the refrigerant in the evaporation coil 2, when the air passes through the distance between the front tube group and the fins, a large amount of heat is released, more moisture is separated out from the air, the moisture is attached to the fins to form a frost layer, and the cooled air is sent out of the evaporation device through the air duct motor 7; and when the defrosting state is achieved, the liquid supply of the refrigerant is stopped, normal-temperature water at about 25 ℃ is pumped to the defrosting water supply port 1 through the water pump to enter the evaporation device, water is sprayed on the evaporation coil 2, the water and the melted frost are mixed and collected by the water receiving disc 7, and the mixture is discharged out of the refrigeration house through the defrosting water outlet 8.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. An evaporation device for evaporating a refrigerant for quick freezing and refrigeration of food comprises a main pipeline (1), the left side and the right side of the main pipeline (1) are both connected with an evaporation coil (2), the lower end surface of the main pipeline (1) is fixedly connected with a supporting frame (3), the defrosting water supply device is characterized in that the rear ends of the side faces, away from each other, of the left evaporation coil (2) and the right evaporation coil (2) are fixedly provided with defrosting water supply ports (4), the front ends of the side faces, away from each other, of the left evaporation coil (2) and the right evaporation coil (2) are provided with refrigerant air return ports (5) and refrigerant liquid supply ports (6), the lower end face of each evaporation coil (2) is provided with a water receiving tray (7), the end, away from each other, of the left water receiving tray (7) and the end, away from each other, of the right water receiving tray (7) is provided with a defrosting water outlet (8), and a wind barrel motor.

2. The evaporator for evaporating the refrigerant for quick freezing and cold storage of food as claimed in claim 1, wherein said defrosting water supply ports (4) on the left and right sides are respectively provided above the rear ends of the side surfaces of the evaporating coil (2) on the respective sides.

3. The evaporation plant for evaporating the refrigerant for quick freezing and cold storage of food as claimed in claim 1, wherein the refrigerant return port (5) and the refrigerant liquid supply port (6) on the left and right sides are disposed at intervals on the front side ends of the side surfaces of the evaporation coil (2) on one side.

4. The evaporator for evaporating the refrigerant used for quick freezing and cold storage of food as claimed in claim 1, wherein the lower bottom surfaces of the water receiving trays (7) at the left and right sides are all disposed obliquely, and the water receiving trays (7) at both sides are higher at the end close to each other and lower at the end far away from each other.

5. The evaporation plant for evaporating the refrigerant for quick freezing and cold storage of food as claimed in claim 1, wherein the defrosting water outlet (8) on the same side of the left and right sides is arranged in front and back.

6. The evaporation plant for evaporating the refrigerant for quick freezing and cold storage of food as claimed in claim 1, wherein said air duct motor (9) is disposed below the center of the lower end surface of the main duct (1).