CN213713630U

CN213713630U - Flooded evaporator

Info

Publication number: CN213713630U
Application number: CN202022933985.7U
Authority: CN
Inventors: 林建弟; 唐觅飞
Original assignee: Shenzhen Viking Ice & Snow Technology Co ltd
Current assignee: Shenzhen Viking Ice & Snow Technology Co ltd
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2021-07-16
Anticipated expiration: 2030-12-10

Abstract

The utility model discloses a flooded evaporator, including the lagging casing, the volume of lagging casing is than being connected with the evaporimeter inner bag through bolt fastening, the evaporimeter inner bag includes the inner wall, upper flange and lower flange have been welded respectively at the both ends of inner wall, the outside cover of inner wall is equipped with and supplies liquid apron and return air apron, the one end and the lower flange welded fastening of supplying liquid apron, the one end and the upper flange welded fastening of return air apron, it has the baffle to weld between return air apron and the liquid supply apron, separate for the return air runner through the baffle between return air apron and the inner wall, separate for the liquid supply runner through the baffle between supply liquid apron and the inner wall, the surface of baffle has seted up the round hole; the utility model discloses simplified the structure, inner bag processing is simple and convenient, economizes the manual work, economizes the material, economizes the cost, shortened the preparation cycle of product greatly, has improved the stability of product, makes the customer can buy this product with lower price.

Description

Flooded evaporator

Technical Field

The utility model relates to an ice making equipment trade technical field especially relates to flooded evaporator.

Background

The existing ice bucket of the flake ice machine is an evaporator with multi-channel circulation, in the evaporator, liquid refrigerant enters an evaporator liner channel from an evaporator liquid supply pipe through an expansion throttling device, evaporation is changed into gas state, the content of the liquid refrigerant in the evaporator is continuously reduced along with the proceeding of evaporation heat exchange process in the evaporator from an evaporator inlet to an evaporator outlet, the gas refrigerant is increased, when the evaporation process is proceeded to the height 2/3 of the evaporator, the refrigerant is almost completely gasified, the remaining 1/3 evaporator area has no evaporation heat exchange of the liquid refrigerant, and the heat transfer efficiency is extremely low.

Moreover, the traditional evaporator flow channel is large in welding quantity, low in welding efficiency and many in welding points, the probability of deformation of the ice bucket is high, and once the ice bucket deforms, the ice bucket can be scrapped and cannot be used. Traditional slice ice maker ice bucket, the ice bucket freezes thickness inhomogeneous, and the ice that is close to the evaporimeter bottom is thick, and the ice that is close to the evaporimeter top is thin, and heat transfer coefficient is little, and ice-making efficiency is low, and machining efficiency is low, has unstable factor, consequently, the liquid filling formula evaporimeter of the design need be urgently needed to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the traditional bucket piece ice maker ice bucket that exists among the prior art and being difficult to solve the ice bucket and freeze thickness inhomogeneous, heat transfer coefficient is little, and the ice making efficiency is low, and artifical machining efficiency is low, moves unstably, and the shortcoming that total processing preparation and running cost are high, and the flooded evaporator who provides.

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

the flooded evaporator comprises an insulating shell, the evaporator liner is fixedly connected with the insulating shell through bolts, the evaporator liner comprises an inner wall, an upper flange and a lower flange are welded at two ends of the inner wall respectively, a liquid supply cover plate and an air return cover plate are sleeved on the outer side of the inner wall, one end of the liquid supply cover plate is welded and fixed with the lower flange, one end of the air return cover plate is welded and fixed with the upper flange, a partition plate is welded between the air return cover plate and the liquid supply cover plate, the air return cover plate and the inner wall are separated into an air return flow channel through the partition plate, the liquid supply cover plate and the inner wall are separated into a liquid supply flow channel through the partition plate, and round holes are formed in the surface of the partition plate.

Furthermore, the partition plate is a carbon steel circular ring-shaped plate with the thickness of 2-5mm, 3-30 circular holes are formed in the partition plate, and the diameter of each circular hole is 3-10 mm.

Further, the upper end of the heat preservation shell is fixedly connected with a motor speed reducer through bolts, the interior of the heat preservation shell is rotatably connected with a transmission main shaft through a bearing, and the upper end of the transmission main shaft is fixedly connected with an output shaft of the motor speed reducer through a coupler.

Furthermore, the upper end of the transmission main shaft is fixedly connected with a water diversion disc through a bolt, the lower end of the transmission main shaft is fixedly connected with a water baffle through a bolt, the outer side of the transmission main shaft is connected with an ice skate through a support, and the ice skate is located between the water diversion disc and the water baffle.

Further, an air return pipe and a liquid supply pipe are respectively arranged at the upper end and the lower end of the outer surface of the heat preservation shell, the air return pipe is communicated with the air return flow channel, and the liquid supply pipe is communicated with the liquid supply flow channel.

Further, the outer side of the lower end of the heat preservation shell is fixedly connected with a water tank through a bolt, the water tank is connected with a water supply pipe through a water pump, one end of the water supply pipe is communicated with the inside of the heat preservation shell and corresponds to the position of the water distribution disc, a water collection tank is arranged at the lower end of the heat preservation shell, and one side of the water collection tank is communicated with the water tank.

The utility model has the advantages that:

1. the utility model discloses simplified the structure, inner bag processing is simple and convenient, economizes the manual work, economizes the material, economizes the cost, shortened the preparation cycle of product greatly, has improved the stability of product, makes the customer can buy this product with lower price.

2. The utility model discloses the inner bag adopts special baffle structural design, does benefit to the evenly distributed of refrigerant in the runner, does benefit to the refrigeration oil in the evaporimeter inner bag and gets back to the compressor, and the effectual too much liquid refrigerant that has prevented not evaporated inhales back to the compressor and causes the harm to the compressor.

3. The utility model discloses guaranteed the dryness fraction of double-phase refrigerant in the evaporimeter, evaporimeter inner bag refrigerator and water have higher coefficient of heat transfer, have improved the COP efficiency of ice machine, and the inner wall freezes more evenly, and the thickness that freezes is thicker.

Drawings

Fig. 1 is a schematic structural view of a flooded evaporator provided by the present invention;

fig. 2 is a schematic view of a cross-sectional structure of an evaporator inner container of a flooded evaporator provided by the present invention;

fig. 3 is a schematic sectional view of the flooded evaporator shown in fig. 2, which is shown in fig. 2.

In the figure: the device comprises a motor speed reducer 1, a water supply pipe 2, a water diversion disc 3, an evaporator inner container 4, an air return cover plate 41, an air return flow channel 42, a partition plate 43, a liquid supply flow channel 44, a liquid supply cover plate 45, an inner wall 46, an upper flange 47, a lower flange 48, an ice skate 5, a heat insulation shell 6, a water tank 7, a water retaining plate 8, a transmission main shaft 9, a water collecting tank 10, a liquid supply pipe 11 and an air return pipe 12.

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.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 3, the flooded evaporator includes a thermal insulation casing 6, an evaporator inner container 4 is fixedly connected to the thermal insulation casing 6 through bolts, the evaporator inner container 4 includes an inner wall 46, an upper flange 47 and a lower flange 48 are respectively welded to two ends of the inner wall 46, a liquid supply cover plate 45 and an air return cover plate 41 are sleeved outside the inner wall 46, one end of the liquid supply cover plate 45 is welded to the lower flange 48, one end of the air return cover plate 41 is welded to the upper flange 47, a partition plate 43 is welded between the air return cover plate 41 and the liquid supply cover plate 45, the air return cover plate 41 and the inner wall 46 are separated into a gas return flow channel 42 by the partition plate 43, the liquid supply cover plate 45 and the inner wall 46 are separated into a liquid supply flow channel 44 by the partition plate 43, a circular hole is formed in the surface of the partition plate 43, the inner container is simple and convenient to process, labor, material, cost, and production, and the refrigerant is uniformly distributed in the flow channel, and the refrigeration oil in the inner container of the evaporator returns to the compressor.

Furthermore, the partition plate 43 is a carbon steel circular ring-shaped plate with the thickness of 2-5mm, 3-30 circular holes are formed in the partition plate 43, and the diameter of each circular hole is 3-10mm, so that the refrigerant is distributed more uniformly in the flow channel.

Further, the upper end of the heat preservation shell 6 is fixedly connected with a motor speed reducer 1 through a bolt, the inside of the heat preservation shell 6 is rotatably connected with a transmission main shaft 9 through a bearing, the upper end of the transmission main shaft 9 is fixedly connected with an output shaft of the motor speed reducer 1 through a coupler, and the transmission main shaft 9 is driven to rotate more stably through the motor speed reducer 1.

Further, the upper end of a transmission main shaft 9 is fixedly connected with a water diversion disc 3 through a bolt, the lower end of the transmission main shaft 9 is fixedly connected with a water baffle 8 through a bolt, the outer side of the transmission main shaft 9 is connected with an ice skate 5 through a support, the ice skate 5 is located between the water diversion disc 3 and the water baffle 8, and a motor speed reducer 1 drives the transmission main shaft 9 and the ice skate 5 to rotate so as to cut ice on the inner wall into irregular sheets.

Further, the upper end and the lower end of the outer surface of the heat preservation shell 6 are respectively provided with an air return pipe 12 and a liquid supply pipe 11, the air return pipe 12 is communicated with an air return channel 42, the liquid supply pipe 11 is communicated with a liquid supply channel 44, a liquid refrigerant enters the evaporator inner container 4 through the liquid supply pipe 11, circularly evaporates in the liquid supply channel 44 and the air return channel 42, and returns to the refrigeration system from the air return pipe 12.

Further, bolt fixedly connected with water tank 7 is passed through in the lower extreme outside of lagging casing 6, there is delivery pipe 2 water tank 7 through the water pump connection, delivery pipe 2 one end intercommunication lagging casing 6 inside and with the position correspondence of diversion water tray 3, water catch bowl 10 has been seted up to the lower extreme of lagging casing 6, and one side and the water tank 7 intercommunication of water catch bowl 10, water is taken out from water tank 7 through the water pump on the water tank 7, then through delivery pipe 2 suction diversion water tray 3 in, through the many distributive pipes on the diversion water tray 3, with even the spilling of water on the inner wall that freezes of evaporimeter inner bag 4.

The working principle is as follows: in use, the throttled liquid refrigerant in the refrigeration system enters the evaporator tank 4 through the liquid supply pipe 11, the evaporator inner container 4 with two flow channels is circularly evaporated, changes into gas state after phase change and heat absorption, returns to the refrigeration system from the air return pipe 12, simultaneously the water pump on the water tank 7 pumps water out of the water tank 7, then the water is pumped into the water distribution disc 3 through the water supply pipe 2, the water is uniformly sprinkled on the icing inner wall of the inner container 4 of the evaporator through a plurality of water distribution pipes on the water distribution disc 3, the refrigerant in the liquid supply channel 44 is evaporated, the heat of the water on the inner wall is absorbed to reduce the temperature of the water to be lower than the icing temperature, part of the water is frozen on the inner wall, meanwhile, part of unfrozen water is blocked by the water baffle 8, flows into the water collecting tank 10 and then returns to the water tank 7, the water pump on the water tank 7 pumps the water into the water distribution disc 3 to work, and the water system is circulated in such a way; meanwhile, the motor reducer 1 rotates to drive the transmission main shaft 9 and the ice blade 5 to cut ice on the inner wall into unqualified sheets, and the whole process of full-automatic ice making is realized by the cyclic reciprocation of the processes.

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. The flooded evaporator comprises an insulating shell (6) and is characterized in that the evaporator inner container (4) is fixedly connected to the insulating shell (6) through bolts, the evaporator inner container (4) comprises an inner wall (46), an upper flange (47) and a lower flange (48) are respectively welded to two ends of the inner wall (46), a liquid supply cover plate (45) and an air return cover plate (41) are sleeved on the outer side of the inner wall (46), one end of the liquid supply cover plate (45) is fixedly welded to the lower flange (48), one end of the air return cover plate (41) is fixedly welded to the upper flange (47), a partition plate (43) is welded between the air return cover plate (41) and the liquid supply cover plate (45), the air return cover plate (41) and the inner wall (46) are separated into an air return flow channel (42) through the partition plate (43), and the liquid supply flow channel (44) is separated between the liquid supply cover plate (45) and the inner wall (46) through the partition plate (43), the surface of the clapboard (43) is provided with a round hole.

2. A flooded-type evaporator according to claim 1, characterized in that the partition plate (43) is provided as a carbon steel circular ring-shaped plate with a thickness of 2-5mm, 3-30 circular holes are provided in the partition plate (43), and the diameter of the circular holes is 3-10 mm.

3. A flooded-type evaporator according to claim 1, characterized in that the upper end of the thermal insulation casing (6) is fixedly connected with a motor reducer (1) through bolts, the interior of the thermal insulation casing (6) is rotatably connected with a transmission main shaft (9) through a bearing, and the upper end of the transmission main shaft (9) is fixedly connected with an output shaft of the motor reducer (1) through a coupling.

4. A flooded evaporator according to claim 3, characterized in that the upper end of the transmission main shaft (9) is fixedly connected with the water diversion disc (3) through bolts, the lower end of the transmission main shaft (9) is fixedly connected with the water baffle (8) through bolts, the outer side of the transmission main shaft (9) is connected with the ice skate (5) through a bracket, and the ice skate (5) is located between the water diversion disc (3) and the water baffle (8).

5. A flooded-type evaporator according to claim 1, characterized in that the upper end and the lower end of the outer surface of the thermal insulation shell (6) are respectively provided with an air return pipe (12) and a liquid supply pipe (11), the air return pipe (12) is communicated with the air return flow passage (42), and the liquid supply pipe (11) is communicated with the liquid supply flow passage (44).

6. A flooded evaporator as claimed in claim 1, characterized in that a water tank (7) is fixedly connected to the outer side of the lower end of the thermal insulation shell (6) through bolts, a water supply pipe (2) is connected to the water tank (7) through a water pump, one end of the water supply pipe (2) is communicated with the interior of the thermal insulation shell (6) and corresponds to the position of the water diversion disc (3), a water collection tank (10) is provided at the lower end of the thermal insulation shell (6), and one side of the water collection tank (10) is communicated with the water tank (7).