CN216432165U

CN216432165U - Bath cavity evaporator suitable for circulating water bath

Info

Publication number: CN216432165U
Application number: CN202123033775.3U
Authority: CN
Inventors: 吴江涛; 俞晋渊; 许艳茹
Original assignee: Hangzhou Pujian Technology Co ltd
Current assignee: Hangzhou Pujian Technology Co ltd
Priority date: 2021-12-03
Filing date: 2021-12-03
Publication date: 2022-05-03
Anticipated expiration: 2031-12-03

Abstract

The utility model discloses a bath cavity evaporimeter suitable for circulation water bath relates to evaporimeter technical field. Bottom plate, cavity blade, refrigerant business turn over liquid adapter and flange piece in outer cavity, the inside of outer cavity is provided with cavity inner bottom plate and quantity and is no less than one cavity blade, the both sides of outer cavity all are provided with the refrigerant business turn over liquid adapter that is linked together with outer cavity is inside. Through setting up outer cavity, cavity inner bottom plate and cavity blade, this bath cavity evaporimeter is rational in infrastructure, compact, carry out the water conservancy diversion to the refrigerant through the cavity blade, has replaced original copper pipe evaporimeter structure, when having avoided the evaporimeter dress outside the bath, because the not good condition of heat transfer effect that contact failure leads to appears, has effectively saved the energy consumption, has reduced the installation cost when the evaporimeter independently comes out in the circulation bath, long service life accords with economic benefits, has wide application prospect.

Description

Bath cavity evaporator suitable for circulating water bath

Technical Field

The utility model relates to an evaporimeter technical field specifically is a bath cavity evaporimeter suitable for circulation water bath.

Background

In scientific research and laboratories, a constant temperature environment is often required for operation, and thus an apparatus capable of manufacturing a constant temperature environment is required, a circulating water bath provides such an environment that an intermediate cooling medium is cooled or heated, then the cooling medium is circulated through a pipeline, the cooling medium is conveyed to an external environment, exchanges heat with the external environment, and is circulated back to the inside of the circulating water bath to control the temperature again, so that the temperature of the external environment is controlled by the reciprocating circulation, an evaporator is an essential part in the process, and is usually used in combination with a compressor, a condenser, a gas-liquid separator, a capillary tube and the like in a refrigeration system, a refrigerant is evaporated in the evaporator to absorb heat, and the evaporator conducts heat exchange with the external medium, so that the purpose of cooling is achieved.

The most common installation methods of circulating water bath evaporators on the market at present comprise the following two methods:

the first type is a mode that the evaporator is arranged in a bath tank and is directly contacted with a cooling medium, and the evaporator is arranged in the bath tank, so that the refrigeration efficiency is higher, the requirement on the uniformity of the cooling medium in the bath tank is also high, and a common circulating stirrer cannot well achieve uniform and consistent internal temperature, so that the external temperature cannot be well controlled during external circulation;

the second one is around the bath, the evaporator and the bath conduct heat first, the bath conducts heat with the cooling medium, the evaporator surrounds the installation mode outside the bath, the temperature of the medium in the bath is convenient and effective to control, but the refrigeration efficiency is relatively slow, and the time for reaching the preset temperature is long.

SUMMERY OF THE UTILITY MODEL

The utility model provides a bath cavity evaporator suitable for circulating water bath to solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a bath cavity evaporimeter suitable for circulation water bath, includes outer cavity, cavity infrabasal plate, cavity blade, refrigerant business turn over liquid adapter and flange piece, the inside of outer cavity is provided with cavity inner bottom plate and quantity and is no less than one cavity blade, the both sides of outer cavity all are provided with the refrigerant business turn over liquid adapter that is linked together with outer cavity is inside.

Furthermore, the periphery of the bottom plate in the cavity is hermetically connected with the periphery of the inner wall of the outer cavity.

Furthermore, the bottom of the cavity blade is hermetically connected with the bottom of the inner wall of the outer cavity, and the top of the cavity blade is hermetically connected with the inside of the inner bottom plate of the cavity.

Furthermore, one end of the cavity blade is hermetically connected with one side of the inner wall of the outer cavity, and the length of the cavity blade is smaller than that of the outer cavity.

Furthermore, flange edges are arranged on the periphery of the top of the outer cavity.

Furthermore, a thread groove is arranged on the refrigerant liquid inlet and outlet adapter.

Compared with the prior art, the utility model provides a bath cavity evaporimeter suitable for circulation water bath possesses following beneficial effect:

the bath cavity evaporator suitable for circulating water bath has the advantages that the bath cavity evaporator is reasonable and compact in structure by arranging the outer cavity, the bottom plate in the cavity and the cavity blades, a refrigerant is guided by the cavity blades, the original structure of the copper tube evaporator is replaced, the situation that the heat transfer effect is poor due to poor contact when the evaporator is arranged outside a bath is avoided, the energy consumption is effectively saved, the installation cost when the evaporator is independently taken out in circulating bath is reduced, the service life is long, the bath cavity evaporator accords with economic benefits, and the bath cavity evaporator has a wide application prospect.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a front view of the outer cavity structure of the present invention;

FIG. 3 is a side sectional view of the outer cavity structure of the present invention;

FIG. 4 is a sectional view of the cavity blade structure of the present invention;

fig. 5 is a schematic diagram of test data for a bath cavity evaporator according to the present invention.

In the figure: 1. an outer cavity; 2. a bottom plate in the cavity; 3. a cavity blade; 4. a refrigerant inlet and outlet liquid adapter; 5. and (4) flange edges.

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.

The first embodiment, please refer to fig. 1-4, the utility model discloses a bath cavity evaporator suitable for circulating water bath, which comprises an outer cavity 1, a cavity inner bottom plate 2, cavity blades 3, a refrigerant liquid inlet/outlet adapter 4 and a flange plate, wherein the inner bottom plate 2 and at least one cavity blade 3 are arranged inside the outer cavity 1, the refrigerant liquid inlet/outlet adapter 4 communicated with the inner part of the outer cavity 1 is arranged on both sides of the outer cavity 1, the bath cavity evaporator is integrally made of 1mm SUS304 stainless steel, the parts needing to be sealed and welded are welded by laser, which are firm and reliable, and after acid pickling and passivation treatment, are not easy to rust, the bath cavity evaporator adopts a structure combining the evaporator and the cavity, compared with the mode of installing the evaporator in the bath, the contact surface of the bath cavity evaporator and the medium is more uniform, the temperature in the bath can be better uniform and consistent, compared with the mode of installing the evaporator outside the tank, the increased heat exchange area ensures that the refrigeration efficiency can achieve the same effect as the evaporator in the tank, and the cavity blades 3 are additionally arranged inside the outer cavity 1 to guide the refrigerant, so that the refrigerant can have more sufficient circulation inside, the vaporization capacity of the refrigerant is increased, and the refrigerant has more sufficient heat exchange.

Specifically, all around of cavity inner bottom plate 2 and the all around airtight connection of outer cavity 1 inner wall, the bottom of cavity blade 3 and the bottom airtight connection of outer cavity 1 inner wall, the inside airtight connection of bottom plate 2 in the top of cavity blade 3 and the cavity, the one end of cavity blade 3 and one side airtight connection of outer cavity 1 inner wall, the length of cavity blade 3 is less than the length of outer cavity 1, and a plurality of cavity blades 3 carry out the S type in the inside of outer cavity 1 and arrange, cover with cavity inner bottom plate 2 welding above the cavity blade 3, can restrict the flow direction of refrigerant in inside, have increased the evaporation time of refrigerant in the bottom simultaneously.

Specifically, the flange edges 5 are arranged on the periphery of the top of the outer cavity 1, and the flange edges 5 on the outer cavity 1 enable the outer cavity 1 to be installed in a hanging mode, so that the universality of the bath cavity evaporator is guaranteed.

Specifically, be provided with the thread groove on refrigerant business turn over liquid adapter 4, through the external pipeline of thread groove connection, the installation is dismantled at every turn only need adjust supporting nut can, the assembly method is simple swift.

In the second embodiment, referring to fig. 5, in this embodiment, a comparison test is performed on a 15L thermostat bath by using the bath cavity evaporator and a bath of an externally wound copper pipe type on the original thermostat bath, and the test environment is that under the condition that the room temperature, the refrigeration system, the refrigerant charge amount, the type and quality of the medium in the bath are the same, the thermostat bath is in the refrigeration mode, and the time for reducing the temperature from 20 ℃ to 0 ℃, -10 ℃, -20 ℃ and-30 ℃ is respectively tested, referring to fig. 5, the time for reducing the temperature of the bath cavity evaporator from 20 ℃ to 0 ℃, -10 ℃, -20 ℃ and-30 ℃ is respectively shortened by 19min, 36min, 57min and 74min compared with the original evaporator, which is helpful for improving the performance of the thermostat bath and meets the use requirements of users.

When in use, the bath cavity evaporator is connected to a prepared refrigerating system, the refrigerant inlet and outlet liquid adapters 4 at two ends are respectively connected with a capillary tube and a gas-liquid separator or a compressor through copper tubes, cooling medium is poured into the groove, the refrigerating system starts to operate, and the operation of the bath cavity evaporator is completed through the above steps.

To sum up, this bath cavity evaporimeter suitable for circulation water bath through setting up outer cavity 1, cavity inner bottom plate 2 and cavity blade 3, this bath cavity evaporimeter is rational in infrastructure, compact, carry out the water conservancy diversion to the refrigerant through cavity blade 3, original copper pipe evaporimeter structure has been replaced, when having avoided the evaporimeter dress to be outside the bath, because the not good condition of heat transfer effect that contact failure leads to appears, the energy consumption has effectively been saved, installation cost when having reduced the evaporimeter in the circulation bath and independently coming out, long service life accords with economic benefits, wide application prospect has.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a bath cavity evaporimeter suitable for circulation water bath, includes outer cavity (1), cavity inner bottom plate (2), cavity blade (3), refrigerant business turn over liquid adapter (4) and flange piece, its characterized in that: the inside of outer cavity (1) is provided with cavity inner bottom plate (2) and quantity and is no less than one cavity blade (3), the both sides of outer cavity (1) all are provided with refrigerant business turn over liquid adapter (4) that are linked together with outer cavity (1) inside.

2. A bath cavity evaporator suitable for use in a circulating water bath as defined in claim 1 wherein: the periphery of the bottom plate (2) in the cavity is hermetically connected with the periphery of the inner wall of the outer cavity (1).

3. A bath cavity evaporator suitable for use in a circulating water bath as defined in claim 1 wherein: the bottom of the cavity blade (3) is hermetically connected with the bottom of the inner wall of the outer cavity (1), and the top of the cavity blade (3) is hermetically connected with the inside of the bottom plate (2) in the cavity.

4. A bath cavity evaporator suitable for use in a circulating water bath as defined in claim 1 wherein: one end of the cavity blade (3) is hermetically connected with one side of the inner wall of the outer cavity (1), and the length of the cavity blade (3) is smaller than that of the outer cavity (1).

5. A bath cavity evaporator suitable for use in a circulating water bath as defined in claim 1 wherein: and flange edges (5) are arranged around the top of the outer cavity (1).

6. A bath cavity evaporator suitable for use in a circulating water bath as defined in claim 1 wherein: and a thread groove is formed on the refrigerant liquid inlet and outlet adapter (4).