CN115607698B - Steam-water separation and discharge device for sterilizing cabinet - Google Patents
Steam-water separation and discharge device for sterilizing cabinet Download PDFInfo
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- CN115607698B CN115607698B CN202211284681.XA CN202211284681A CN115607698B CN 115607698 B CN115607698 B CN 115607698B CN 202211284681 A CN202211284681 A CN 202211284681A CN 115607698 B CN115607698 B CN 115607698B
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 196
- 230000001954 sterilising effect Effects 0.000 title claims abstract description 40
- 238000000926 separation method Methods 0.000 title claims abstract description 24
- 239000000498 cooling water Substances 0.000 claims abstract description 89
- 238000005192 partition Methods 0.000 claims abstract description 20
- 239000003507 refrigerant Substances 0.000 claims abstract description 18
- 239000007788 liquid Substances 0.000 claims description 23
- 238000004659 sterilization and disinfection Methods 0.000 claims description 21
- 230000000149 penetrating effect Effects 0.000 claims description 15
- 230000001502 supplementing effect Effects 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims description 2
- 229920006395 saturated elastomer Polymers 0.000 description 12
- 239000004033 plastic Substances 0.000 description 5
- 238000001816 cooling Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000002826 coolant Substances 0.000 description 2
- 230000003020 moisturizing effect Effects 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/02—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using physical phenomena
- A61L2/04—Heat
- A61L2/06—Hot gas
- A61L2/07—Steam
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/26—Accessories or devices or components used for biocidal treatment
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B37/00—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00
- F04B37/10—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use
- F04B37/14—Pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B25/00 - F04B35/00 for special use to obtain high vacuum
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/06—Cooling; Heating; Prevention of freezing
Landscapes
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Apparatus For Disinfection Or Sterilisation (AREA)
Abstract
The invention discloses a steam-water separation and discharge device of a sterilizing cabinet, which comprises the following components: the device comprises a heat exchanger, a vacuum pump, a water storage tank, a cooling water tank and a pipeline system; the cooling water tank has the structure that: a partition board is vertically arranged in the cooling water tank with the closed cavity, and divides the cavity of the cooling water tank into a first cavity and a second cavity, wherein the bottoms of the first cavity and the second cavity are communicated; the top surface of the second cavity is provided with an exhaust port, the side surface of the second cavity is provided with a water outlet, the side surface of the first cavity is provided with an air inlet and water inlet main port, and the height of the air inlet and water inlet main port is higher than the bottom edge of the partition plate; the pipeline system comprises: a first pipe, a second pipe, a third pipe, a fourth pipe, a fifth pipe, a sixth pipe, and a seventh pipe. The device has the advantages of high refrigerant medium utilization rate, water energy pressureless discharge after steam-water separation, water temperature of pressureless discharge being lower than 60 ℃ and the like.
Description
Technical Field
The invention relates to the technical field of steam sterilization, in particular to a steam-water separation and discharge device of a sterilization cabinet.
Background
Sterilization refers to a measure of using strong physical and chemical factors to make all microorganisms inside and outside any object lose their growth and reproduction ability forever. The common methods for sterilization include chemical agent sterilization, radiation sterilization, dry heat sterilization, wet heat sterilization, filtration sterilization and the like. In actual operation, the objects to be sterilized can be sterilized by adopting different methods according to different requirements.
The sterilizing cabinet adopting saturated steam for sterilization is widely applied to industries such as pharmacy, medical equipment and the like because the saturated steam has the advantages of no toxicity, easy preparation, easy control and the like. After the sterilization cabinet is sterilized, the saturated steam in the sterilization cabinet needs to be pumped out of the sterilization cabinet by a vacuum pump, and the saturated steam temperature is very high, so that the saturated steam before entering the vacuum pump needs to be cooled by adding a heat exchanger. However, the steam discharge device adopting the combination mode of the heat exchanger and the vacuum pump is a pressurized discharge device, so that potential safety hazards exist; in addition, the heat exchanger and the vacuum pump are respectively provided with a separate cooling medium supply system, the refrigerant in the cooling medium supply system is usually water, the water is generally directly discharged after entering the heat exchanger and the vacuum pump for heat exchange, and the water resource waste is serious.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: the steam-water separation and discharge device for the sterilizing cabinet can save water and realize the pressureless water discharge function after the steam-water separation.
In order to solve the problems, the invention adopts the following technical scheme: the sterilizing cabinet steam-water separation discharging device comprises: the device comprises a heat exchanger, a vacuum pump, a water storage tank, a cooling water tank and a pipeline system; the cooling water tank has the structure that: a partition board is vertically arranged in the cooling water tank with the closed cavity, the top end edge of the partition board is in sealing connection with the top surface cavity wall of the cooling water tank, the side edges of the partition board are respectively in sealing connection with the side surface cavity walls of the cooling water tank, and a space is reserved between the bottom end edge of the partition board and the bottom surface cavity wall of the cooling water tank, so that the cavity of the cooling water tank is divided into a first cavity and a second cavity, and the bottoms of the first cavity and the second cavity are communicated; an exhaust port penetrating through the cooling water tank wall is formed in the top cavity wall of the second cavity, a water outlet penetrating through the cooling water tank wall is formed in the side cavity wall of the second cavity, an air inlet water inlet total port penetrating through the cooling water tank wall is formed in the side cavity wall of the first cavity, and the height of the air inlet water inlet total port is higher than the bottom edge of the partition plate. When the cooling water tank is used, certain water is stored in the cooling water tank, the water is higher than the bottom edge of the partition plate to form a water seal structure, and attention is paid to ensuring that the height of the air inlet water inlet main port is always above the water level, because if the air inlet water inlet main port is submerged in water, water can be sucked out outwards through the air inlet water inlet main port when negative pressure phenomenon occurs.
The pipeline system comprises: a first pipe, a second pipe, a third pipe, a fourth pipe, a fifth pipe, a sixth pipe, and a seventh pipe; an inlet of the first pipeline is communicated with a steam discharge port of the sterilizing cabinet, an outlet of the first pipeline is communicated with a gas inlet of the heat exchanger, and a first valve is arranged on the first pipeline; the inlet of the second pipeline is communicated with the gas outlet of the heat exchanger, and the outlet of the second pipeline is communicated with the gas inlet of the vacuum pump; an inlet of the third pipeline is communicated with a water draining and air exhausting port of the vacuum pump, an outlet of the third pipeline is communicated with an air inlet and water inlet main port of the cooling water tank, and a first check valve is arranged on the third pipeline; an inlet of the fourth pipeline is communicated with a steam discharge port of the sterilizing cabinet, an outlet of the fourth pipeline is communicated with an air inlet and water inlet main port of the cooling water tank, and a second valve and a drain valve are arranged on the fourth pipeline; an inlet of the fifth pipeline is in butt joint with a refrigerant medium source, an outlet of the fifth pipeline is communicated with a refrigerant inlet of the heat exchanger, and a filter and a third valve are arranged on the fifth pipeline; an inlet of the sixth pipeline is communicated with a refrigerant outlet of the heat exchanger, and an outlet of the sixth pipeline is communicated with a water inlet of the water storage tank; an inlet of the seventh pipeline is communicated with a water outlet of the water storage tank, an outlet of the seventh pipeline is communicated with a water inlet of the vacuum pump, and a fourth valve is arranged on the seventh pipeline.
Further, in the steam-water separation and discharge device of the sterilization cabinet, the opening of the air inlet and water inlet main port of the cooling water tank is smaller than the opening of the water outlet of the cooling water tank. When the back pressure overload phenomenon occurs to the vacuum pump, the power supply system is easy to trip, and the back pressure overload phenomenon can be well avoided by the aid of the arrangement.
Further, in the steam-water separation and discharge device of the sterilization cabinet, a drain penetrating through the cooling water tank wall is formed in the cavity wall of the bottom surface of the cooling water tank, and the cover head is sealed and covered on the drain. In the use process of the cooling water tank, the drain outlet is in a normally closed state.
Further, the steam-water separation and discharge device of the sterilization cabinet is characterized in that an overflow port communicated with a water storage cavity of the water storage tank is formed in the water storage tank, an overflow inlet penetrating through the wall of the cooling water tank is formed in the top cavity wall of the second cavity of the cooling water tank or in the side cavity wall of the second cavity of the cooling water tank, an inlet of an overflow pipeline is communicated with the overflow port, an outlet of the overflow pipeline is communicated with the overflow inlet, and a second check valve is arranged on the overflow pipeline. And when the water level in the water storage tank is higher than the overflow port, the water is discharged to the outside into the cooling water tank through the overflow pipeline.
For the operating personnel of being convenient for can know the water level in the storage water tank better, prevent to appear the vacuum pump and damage scheduling problem because of the lack of water, this scheme divides in the water storage chamber of storage water tank has moisturizing liquid level department and lack of water liquid level department, installs first level gauge in moisturizing liquid level department, installs the second level gauge in lack of water liquid level department. When the water level in the water storage tank is reduced to the water supplementing liquid level, water is needed to be supplemented into the water storage tank. When the water level in the water storage tank is reduced to the water shortage level, the vacuum pump needs to be stopped to protect the vacuum pump.
Further, the sterilizing cabinet steam-water separation and discharge device is characterized in that the first valve and the second valve are pneumatic angle seat valves; the third valve is a valve group formed by combining a ball valve and a pneumatic angle seat valve, and the installation sequence of the filter, the ball valve and the pneumatic angle seat valve on the fifth pipeline is as follows: a filter, a ball valve and a pneumatic angle seat valve are sequentially arranged from the inlet of the fifth pipeline to the outlet of the fifth pipeline; the fourth valve is a ball valve.
The beneficial effects of the invention are as follows: ① The refrigerant medium is usually water, the water is firstly subjected to heat exchange with saturated steam entering the heat exchanger in the heat exchanger and then is discharged into the water storage tank, the water in the water storage tank enters the vacuum pump to provide necessary water for the work of the vacuum pump, and then is discharged into the cooling water tank through the water discharge and exhaust port of the vacuum pump, the heat exchanger and the vacuum pump share the same water resource, and the utilization rate of the water resource is high; ② The structure of the cooling water tank is creatively designed, the pressurized water vapor mixture entering from the air inlet water inlet main port of the cooling water tank is subjected to secondary cooling and vapor separation through the water seal structure, the vapor separated gas is discharged outwards through the air outlet of the cooling water tank, pressureless water after vapor separation is discharged outwards through the water outlet of the cooling water tank, and the temperature of the discharged pressureless water is lower than 60 ℃, so that a plastic pipe (usually a metal pipe) can be adopted for the pre-buried discharge pipeline of a user site, and because the pressureless discharge is realized, other discharge pipes can be influenced without worrying about the discharge at the point, the plastic pipe can be communicated with the discharge of other equipment without singly connecting one discharge pipeline, the service life of the plastic pipe connected to the water outlet of the cooling water tank is greatly prolonged, and the use cost is reduced.
Drawings
Fig. 1 is a schematic flow layout diagram of a steam-water separation and discharge device of a sterilizing cabinet according to the present invention.
Fig. 2 is an enlarged schematic view of a part of connecting pipelines of the sterilizing cabinet, the heat exchanger and the vacuum pump in fig. 1.
Fig. 3 is an enlarged schematic view of a partial connecting line of the water storage tank of fig. 1.
Fig. 4 is an enlarged schematic view of a partial connection line of the cooling water tank of fig. 1.
Detailed Description
The technical scheme of the invention is further described in detail below with reference to the attached drawings and the preferred embodiments.
As shown in fig. 1,2, 3 and 4, the steam-water separation and discharge device for a sterilization cabinet in this embodiment includes: the heat exchanger 2, the vacuum pump 4, the water storage tank 3 and the cooling water tank 5 are connected through a pipeline system which connects the sterilizing cabinet 1, the heat exchanger 2, the vacuum pump 4, the water storage tank 3 and the cooling water tank 5 through a certain connection relationship.
As shown in fig. 4, the cooling water tank 5 described in the present embodiment has the structure: a partition plate 53 is vertically arranged in the cooling water tank 5 with a closed cavity, the top end edge of the partition plate 53 is in sealing connection with the top surface cavity wall of the cooling water tank 5, the two side edges of the partition plate 53 are respectively in sealing connection with the two side surface cavity walls of the cooling water tank 5, and a space is reserved between the bottom end edge of the partition plate 53 and the bottom surface cavity wall of the cooling water tank 5, so that the cavity of the cooling water tank 5 is divided into a first cavity 51 and a second cavity 52 which are communicated with each other at the bottom. An exhaust port 56 penetrating through the cooling water tank wall is formed in the top cavity wall of the second cavity 52, a water outlet 55 penetrating through the cooling water tank wall is formed in the side cavity wall of the second cavity 52, an air inlet and water inlet total port 54 penetrating through the cooling water tank wall is formed in the side cavity wall of the first cavity 51, and the height of the air inlet and water inlet total port 54 is higher than that of the bottom edge of the partition plate 53. When the cooling water tank 5 is used, a certain amount of water is stored in the cooling water tank 5, the water is higher than the bottom edge of the partition plate 53 to form a water seal structure, and care needs to be taken to ensure that the height of the air inlet water inlet main port 54 is always above the water level, because if the air inlet water inlet main port 54 is submerged in water, when a negative pressure phenomenon occurs, water is sucked outwards and reversely through the air inlet water inlet main port 54.
When the back pressure overload phenomenon occurs to the vacuum pump 4, the tripping operation of the power supply system is very easy to occur, and the scheme is designed as follows to solve the problem: the opening of the intake air intake port 54 of the cooling water tank 5 is made smaller than the opening of the drain port 55 of the cooling water tank 5. The vacuum pump 4 can be well ensured not to have the phenomenon of back pressure overload by the arrangement.
In actual use, a drain outlet 58 penetrating through the cooling water tank wall can be formed in the bottom cavity wall of the cooling water tank 5, and the cover is sealed and capped on the drain outlet 58. During use of the cooling water tank 5, the drain 58 is normally closed. When the cooling water tank 5 needs to be cleaned, the cover is opened, so that the cleaned sewage is discharged out of the cooling water tank 5 through the sewage drain 58.
As shown in fig. 1,2, 3 and 4, the piping system described in the present embodiment includes: a first pipe 71, a second pipe 72, a third pipe 73, a fourth pipe 74, a fifth pipe 75, a sixth pipe 76, and a seventh pipe 77.
Wherein the inlet of the first pipeline 71 is communicated with the steam discharge port 11 of the sterilizing cabinet 1, the outlet of the first pipeline 71 is communicated with the gas inlet 21 of the heat exchanger 2, and the first valve 61 is arranged on the first pipeline. The first valve 61 in this embodiment is a pneumatic angle seat valve.
The inlet of the second conduit 72 communicates with the gas outlet 22 of the heat exchanger 2 and the outlet of the second conduit 72 communicates with the gas inlet 41 of the vacuum pump 4.
An inlet of the third pipe 73 is communicated with the drain and exhaust port 42 of the vacuum pump 4, an outlet of the third pipe 73 is communicated with the inlet and water inlet main port 54 of the cooling water tank 5, and a first check valve 610 is mounted on the third pipe 73.
An inlet of the fourth pipeline 74 is communicated with the steam discharge port 11 of the sterilizing cabinet 1, an outlet of the fourth pipeline 74 is communicated with the air inlet and water inlet main port 54 of the cooling water tank 5, and the second valve 67 and the drain valve 68 are arranged on the fourth pipeline 74. In this embodiment, the second valve 67 is a pneumatic angle seat valve.
The inlet of the fifth pipeline 75 is in butt joint with a refrigerant medium source, the outlet of the fifth pipeline 75 is communicated with the refrigerant inlet 23 of the heat exchanger 2, and the filter 62 and the third valve are arranged on the fifth pipeline 75. In this solution, the third valve is a valve group used by a combination of the ball valve 63 and the pneumatic angle seat valve 64, and the installation sequence of the filter 62, the ball valve 63 and the pneumatic angle seat valve 64 on the fifth pipeline 75 is as follows: a filter 62, a ball valve 63 and a pneumatic angle seat valve 64 are sequentially installed from an inlet of the fifth pipe 75 to an outlet of the fifth pipe 75.
The inlet of the sixth pipeline 76 is communicated with the refrigerant outlet 24 of the heat exchanger 2, and the outlet of the sixth pipeline 76 is communicated with the water inlet 31 of the water storage tank 3.
An inlet of the seventh pipe 77 is communicated with the water outlet 32 of the water storage tank 3, an outlet of the seventh pipe 77 is communicated with the water inlet 43 of the vacuum pump 4, and the fourth valve 65 is installed on the seventh pipe 77. In this embodiment, the fourth valve 65 is a ball valve.
An overflow port 33 communicated with a water storage cavity of the water storage tank 3 is formed in the water storage tank 3, an overflow inlet 57 penetrating through the cooling water tank wall is formed in the top surface cavity wall of the second cavity 52 of the cooling water tank 5 or in the side surface cavity wall of the second cavity 52 of the cooling water tank 5, an inlet of an overflow pipeline 78 is communicated with the overflow port 33, an outlet of the overflow pipeline 78 is communicated with the overflow inlet 57, and a second check valve 66 is arranged on the overflow pipeline 78. If, during use, the water level in the water storage tank 3 reaches the position of the overflow 33, water exceeding the overflow 33 enters the second cavity 52 of the cooling water tank 5 via the overflow 33, the overflow pipe 78, the overflow inlet 57.
The working principle of the steam-water separation and discharge device of the sterilizing cabinet with the structure is as follows:
After the vacuum pump 4 is started, the motion path of saturated steam is as follows: saturated steam extracted from a steam discharge port 11 of a sterilizing cabinet 1 enters the heat exchanger 2 of the gas inlet 21 through a first pipeline 71 and the gas inlet 21 of the heat exchanger 2, and after heat exchange cooling is carried out on the saturated steam and refrigerant medium in the heat exchanger 2, the saturated steam enters a first cavity 51 of the cooling water tank 5 through a gas outlet 22 of the heat exchanger 2, a second pipeline 72, a gas inlet 41 of the vacuum pump 4, a water discharge port 42 of the vacuum pump 4, a third pipeline 73 and an air inlet water inlet main 54 of the cooling water tank 5, then secondary cooling and steam-water separation are carried out through a water seal structure of the cooling water tank 5, the steam-water separated gas is discharged outwards through a gas discharge port 56 of the cooling water tank 5, and the pressureless water after steam-water separation is discharged outwards through a water discharge port 55 of the cooling water tank 5, so that the temperature of the discharged pressureless water is lower than 60 ℃, the plastic pipeline connected to the water discharge port of the cooling water tank does not have the scalding problem, the service life of the plastic pipeline connected to the water discharge port 55 of the cooling water tank is greatly improved, and the service cost is reduced.
Meanwhile, the motion path of the refrigerant medium is as follows: the refrigerant medium enters the heat exchanger 2 through the fifth pipeline 75 and the refrigerant inlet 23 of the heat exchanger 2, exchanges heat with saturated steam in the heat exchanger 2, enters the water storage tank 3 through the refrigerant outlet 24 of the heat exchanger 2, the sixth pipeline 76 and the water inlet 31 of the water storage tank 3, then enters the vacuum pump 4 through the water outlet 32 of the water storage tank 3, the seventh pipeline 77 and the water inlet of the vacuum pump 4, provides necessary water for the normal operation of the vacuum pump 4, and then is discharged from the water discharge outlet 42 of the vacuum pump 4 together with steam. In this embodiment, the refrigerant medium usually adopts water, the water is first heat exchanged with saturated steam entering the heat exchanger 2 in the heat exchanger 2 and then is discharged into the water storage tank 3, the water in the water storage tank 3 enters the vacuum pump 4 to provide necessary water for the operation of the vacuum pump 4, and then is discharged into the cooling water tank 5 through the water discharge outlet 42 of the vacuum pump 4, the heat exchanger 2 and the vacuum pump 4 share the same water resource, and the overall water resource utilization rate is high.
In order to facilitate the operator to better understand the water level in the water storage tank 3 and prevent the vacuum pump 4 from being damaged due to water shortage, as shown in fig. 1 and 3, the water storage cavity of the water storage tank 3 is divided into a water supplementing liquid level 34 and a water shortage liquid level 35, the water supplementing liquid level 34 is provided with a first liquid level meter 69, and the water shortage liquid level 35 is provided with a second liquid level meter 60. When the level of water in the storage tank 3 is below the level 34 of the refill water, refill water is required to be filled into the storage tank 3. When the water level in the water storage tank 3 drops to the water shortage level 35, the vacuum pump 4 needs to be stopped to protect the vacuum pump 4 and prolong the service life of the vacuum pump 4.
The above description is only of the preferred embodiment of the present invention, and is not intended to limit the present invention in any other way, but any modifications or equivalent variations according to the technical spirit of the present invention are still included in the scope of the present invention.
Claims (5)
1. Sterilizing cabinet steam-water separation discharging equipment includes: the heat exchanger and vacuum pump, its characterized in that: further comprises: a water storage tank, a cooling water tank and a pipeline system;
The cooling water tank has the structure that: a partition board is vertically arranged in the cooling water tank with the closed cavity, the top end edge of the partition board is in sealing connection with the top surface cavity wall of the cooling water tank, the side edges of the partition board are respectively in sealing connection with the side surface cavity walls of the cooling water tank, and a space is reserved between the bottom end edge of the partition board and the bottom surface cavity wall of the cooling water tank, so that the cavity of the cooling water tank is divided into a first cavity and a second cavity, and the bottoms of the first cavity and the second cavity are communicated; an exhaust port penetrating through the cooling water tank wall is formed in the top cavity wall of the second cavity, a water outlet penetrating through the cooling water tank wall is formed in the side cavity wall of the second cavity, an air inlet and water inlet total port penetrating through the cooling water tank wall is formed in the side cavity wall of the first cavity, and the height of the air inlet and water inlet total port is higher than the bottom edge of the partition plate; when the cooling water tank is used, water is stored in the cooling water tank, the height of the water is higher than the bottom edge of the partition plate, a water seal structure is formed, and the height of the air inlet and water inlet main port is always above the water level; the opening of the air inlet and water inlet main port of the cooling water tank is smaller than the opening of the water outlet of the cooling water tank;
The pipeline system comprises: a first pipe, a second pipe, a third pipe, a fourth pipe, a fifth pipe, a sixth pipe, and a seventh pipe; an inlet of the first pipeline is communicated with a steam discharge port of the sterilizing cabinet, an outlet of the first pipeline is communicated with a gas inlet of the heat exchanger, and a first valve is arranged on the first pipeline; the inlet of the second pipeline is communicated with the gas outlet of the heat exchanger, and the outlet of the second pipeline is communicated with the gas inlet of the vacuum pump; an inlet of the third pipeline is communicated with a water draining and air exhausting port of the vacuum pump, an outlet of the third pipeline is communicated with an air inlet and water inlet main port of the cooling water tank, and a first check valve is arranged on the third pipeline; an inlet of the fourth pipeline is communicated with a steam discharge port of the sterilizing cabinet, an outlet of the fourth pipeline is communicated with an air inlet and water inlet main port of the cooling water tank, and a second valve and a drain valve are arranged on the fourth pipeline; an inlet of the fifth pipeline is in butt joint with a refrigerant medium source, an outlet of the fifth pipeline is communicated with a refrigerant inlet of the heat exchanger, and a filter and a third valve are arranged on the fifth pipeline; an inlet of the sixth pipeline is communicated with a refrigerant outlet of the heat exchanger, and an outlet of the sixth pipeline is communicated with a water inlet of the water storage tank; an inlet of the seventh pipeline is communicated with a water outlet of the water storage tank, an outlet of the seventh pipeline is communicated with a water inlet of the vacuum pump, and a fourth valve is arranged on the seventh pipeline;
an overflow port communicated with a water storage cavity of the water storage tank is formed in the water storage tank, an overflow inlet penetrating through the wall of the cooling water tank is formed in the top cavity wall of the second cavity of the cooling water tank or in the side cavity wall of the second cavity of the cooling water tank, an inlet of an overflow pipeline is communicated with the overflow port, an outlet of the overflow pipeline is communicated with the overflow inlet, and a second check valve is arranged on the overflow pipeline.
2. The sterilization cabinet steam-water separation discharge device according to claim 1, wherein: a drain outlet penetrating through the cooling water tank wall is formed in the bottom cavity wall of the cooling water tank, and the cover head is sealed and covered on the drain outlet.
3. The sterilization cabinet steam-water separation discharge device according to claim 1 or 2, wherein: the water storage cavity of the water storage tank is divided into a water supplementing liquid level position and a water shortage liquid level position, a first liquid level meter is arranged at the water supplementing liquid level position, and a second liquid level meter is arranged at the water shortage liquid level position.
4. The sterilization cabinet steam-water separation discharge device according to claim 1, wherein: the water storage cavity of the water storage tank is divided into a water supplementing liquid level position and a water shortage liquid level position, a first liquid level meter is arranged at the water supplementing liquid level position, and a second liquid level meter is arranged at the water shortage liquid level position.
5. The sterilization cabinet steam-water separation discharge device according to claim 1, wherein: the first valve and the second valve are pneumatic angle seat valves; the third valve is a valve group formed by combining a ball valve and a pneumatic angle seat valve, and the installation sequence of the filter, the ball valve and the pneumatic angle seat valve on the fifth pipeline is as follows: a filter, a ball valve and a pneumatic angle seat valve are sequentially arranged from the inlet of the fifth pipeline to the outlet of the fifth pipeline; the fourth valve is a ball valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211284681.XA CN115607698B (en) | 2022-10-20 | 2022-10-20 | Steam-water separation and discharge device for sterilizing cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211284681.XA CN115607698B (en) | 2022-10-20 | 2022-10-20 | Steam-water separation and discharge device for sterilizing cabinet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115607698A CN115607698A (en) | 2023-01-17 |
| CN115607698B true CN115607698B (en) | 2024-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211284681.XA Active CN115607698B (en) | 2022-10-20 | 2022-10-20 | Steam-water separation and discharge device for sterilizing cabinet |
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0428370A (en) * | 1990-05-25 | 1992-01-30 | Chiyoda Manufacturing Co Ltd | Steam sterilizer and operation method therefor |
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| CN115607698A (en) | 2023-01-17 |
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