CN115607698A - Steam-water separation and discharge device for sterilization cabinet - Google Patents
Steam-water separation and discharge device for sterilization cabinet Download PDFInfo
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- CN115607698A CN115607698A CN202211284681.XA CN202211284681A CN115607698A CN 115607698 A CN115607698 A CN 115607698A CN 202211284681 A CN202211284681 A CN 202211284681A CN 115607698 A CN115607698 A CN 115607698A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 187
- 230000001954 sterilising effect Effects 0.000 title claims abstract description 43
- 238000004659 sterilization and disinfection Methods 0.000 title claims abstract description 39
- 238000000926 separation method Methods 0.000 title claims abstract description 28
- 239000000498 cooling water Substances 0.000 claims abstract description 81
- 238000005192 partition Methods 0.000 claims abstract description 14
- 239000007788 liquid Substances 0.000 claims description 23
- 239000003507 refrigerant Substances 0.000 claims description 14
- 238000007599 discharging Methods 0.000 claims description 9
- 239000010865 sewage Substances 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 7
- 230000008676 import Effects 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 210000001503 joint Anatomy 0.000 claims description 3
- 230000001502 supplementing effect Effects 0.000 claims 4
- 229920006395 saturated elastomer Polymers 0.000 description 10
- 238000001816 cooling Methods 0.000 description 6
- 239000002826 coolant Substances 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 230000003020 moisturizing effect Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 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
- 230000005855 radiation Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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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
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- 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 for a sterilization cabinet, which comprises: the system comprises a heat exchanger, a vacuum pump, a water storage tank, a cooling water tank and a pipeline system; the structure of the cooling water tank is as follows: a partition board is vertically arranged in a cooling water tank with a closed cavity, and the partition board divides the cavity of the cooling water tank into a first cavity and a second cavity, the bottoms of which 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 end edge of the partition plate; the pipeline system includes: 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 utilization rate of the cold medium, non-pressure discharge of water after steam-water separation, low temperature of the water discharged without pressure 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 adopting strong physical and chemical factors to make all microorganisms inside and outside any object lose their growth and reproduction capacity forever. The sterilization is usually performed by chemical agent sterilization, radiation sterilization, dry heat sterilization, moist heat sterilization, filtration sterilization, and the like. In actual operation, different methods can be adopted to sterilize objects needing sterilization according to different requirements.
The sterilization cabinet adopting saturated steam for sterilization is widely applied to the industries of pharmacy, medical appliances and the like because the saturated steam has the advantages of no toxicity, easy preparation, easy control and the like. After the sterilization of the sterilization cabinet is finished, the saturated steam in the sterilization cabinet needs to be pumped out of the sterilization cabinet by a vacuum pump, and the temperature of the saturated steam is very high, so that the temperature of the saturated steam before entering the vacuum pump needs to be reduced by additionally arranging a heat exchanger. However, the steam discharging device adopting the combination mode of the heat exchanger and the vacuum pump discharges under pressure, 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 of the sterilization cabinet is water-saving and can realize the non-pressure water discharge function after steam-water separation.
In order to solve the problems, the technical scheme adopted by the invention is as follows: sterilization cabinet steam-water separation discharging equipment, include: the system comprises a heat exchanger, a vacuum pump, a water storage tank, a cooling water tank and a pipeline system; the structure of the cooling water tank is as follows: a partition board is vertically arranged in a cooling water tank with a closed cavity, the edge of the top end of the partition board is in sealing connection with the cavity wall of the top surface of the cooling water tank, the edges of the two sides of the partition board are respectively in sealing connection with the cavity walls of the two sides of the cooling water tank, and a space is reserved between the edge of the bottom end of the partition board and the cavity wall of the bottom surface of the cooling water tank, so that the cavity of the cooling water tank is divided into a first cavity and a second cavity, the bottoms of which are communicated; set up the gas vent that runs through the cooling tank wall on the top surface cavity wall of second cavity, set up the outlet that runs through the cooling tank wall on the side cavity wall of second cavity, set up the total mouth of intaking that admits air that runs through the cooling tank wall on the side cavity wall of first cavity, and the total mouth of intaking that just admits air highly is higher than the bottom edge of baffle. During the use, there is certain water among the coolant tank, and the bottom edge that highly is higher than the baffle of water forms the water seal structure, and it is above the water level all the time to guarantee the height of the total mouthful of intaking of admitting air that needs to pay attention to, because if the total mouthful of intaking of admitting air is soaked in the aquatic, can lead to water to outwards suck back through the total mouthful of intaking of admitting air when negative pressure phenomenon appears.
The pipeline system includes: a first pipeline, a second pipeline, a third pipeline, a fourth pipeline, a fifth pipeline, a sixth pipeline and a seventh pipeline; an inlet of the first pipeline is communicated with a steam discharge port of the sterilization 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; an inlet of the second pipeline is communicated with a gas outlet of the heat exchanger, and an outlet of the second pipeline is communicated with a gas inlet of the vacuum pump; an inlet of the third pipeline is communicated with a drainage and exhaust port of the vacuum pump, an outlet of the third pipeline is communicated with a gas inlet and water inlet main port of the cooling water tank, and a first check valve is arranged on the third pipeline; the inlet of the fourth pipeline is communicated with the steam discharge port of the sterilization cabinet, the outlet of the fourth pipeline is communicated with the air inlet and water inlet main port of the cooling water tank, and the fourth pipeline is provided with a second valve and a drain valve; an inlet of the fifth pipeline is in butt joint with the refrigerant medium source, an outlet of the fifth pipeline is communicated with the 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; the inlet of the seventh pipeline is communicated with the water outlet of the water storage tank, the outlet of the seventh pipeline is communicated with the water inlet of the vacuum pump, and the seventh pipeline is provided with a fourth valve.
Further, in the steam-water separation and discharge device for the sterilization cabinet, an opening of an air inlet water inlet main port of the cooling water tank is smaller than an opening of a water outlet of the cooling water tank. The power supply system is very easy to trip when the back pressure overload phenomenon occurs in the vacuum pump, and the setting can be well carried out to ensure that the back pressure overload phenomenon cannot occur in the vacuum pump.
Further, aforementioned sterilizer steam-water separation discharging equipment, wherein, offer the drain that runs through the cooling water tank wall on cooling water tank's bottom surface cavity wall, the sealed closing cap of capping is on the drain. When the cooling water tank is in use, the sewage outlet is in a normally closed state.
Further, aforementioned sterilizer steam-water separation discharging equipment, wherein, offer the overflow mouth with the water storage chamber intercommunication of storage water tank on the storage water tank, offer the overflow import that runs through the cooling water tank wall on the top surface cavity wall of cooling water tank's second cavity or on the side cavity wall of cooling water tank's second cavity, overflow pipeline's import and overflow mouth intercommunication, overflow pipeline's export and overflow import intercommunication install the second check valve on overflow pipeline. When the water level in the water storage tank is higher than the overflow port, the water is discharged to the cooling water tank through the overflow pipeline.
For the water level height in the storage water tank can be known better to operating personnel, prevent that the vacuum pump from damaging the scheduling problem because of lacking water, this scheme is divided in the water storage chamber of storage water tank and is had moisturizing liquid level department and lack water liquid level department, installs first level gauge in moisturizing liquid level department, installs the second level gauge in lack water liquid level department. When the water level in the water storage tank is lowered to the water replenishing liquid level, water is required to be replenished 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, in the steam-water separation discharging device for the sterilization cabinet, the first valve and the second valve are both pneumatic angle seat valves; the third valve is a valve group which is combined by a ball valve and a pneumatic angle seat valve, and the filter, the ball valve and the pneumatic angle seat valve on the fifth pipeline are installed in sequence 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 invention has the beneficial effects that: (1) the cold medium is usually water, the water firstly enters the heat exchanger to exchange heat with saturated steam entering 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 vacuum pump to work, 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 pressure water-vapor mixture entering from the air inlet water inlet main port of the cooling water tank realizes secondary cooling and steam-water separation through a water seal structure, the gas after steam-water separation is discharged outwards through the exhaust port of the cooling water tank, the non-pressure water after steam-water separation is discharged outwards through the water outlet of the cooling water tank, and the temperature of the discharged non-pressure water is lower than 60 ℃, so that a plastic pipe (usually a metal pipe is needed) can be adopted as an embedded discharge pipeline in a user site, and no other discharge pipes are influenced when the non-pressure discharge is carried out, so that the non-pressure discharge pipeline does not need to be connected with one path of discharge pipeline separately, the non-pressure discharge pipeline can be communicated with the discharge of other equipment, 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 view of the flow layout of the steam-water separation and discharge device of the sterilization cabinet.
Fig. 2 is an enlarged schematic view of a partial connecting pipeline of the sterilization cabinet, the heat exchanger and the vacuum pump in fig. 1.
Fig. 3 is an enlarged schematic view of a part of a connecting pipeline of the water storage tank in fig. 1.
Fig. 4 is an enlarged schematic view of a part of a connection pipe of the cooling water tank of fig. 1.
Detailed Description
The technical solution of the present invention will be further described in detail with reference to the accompanying drawings and preferred embodiments.
As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the steam-water separation discharging device for a sterilization cabinet in this embodiment includes: the sterilization cabinet comprises a heat exchanger 2, a vacuum pump 4, a water storage tank 3, a cooling water tank 5 and a pipeline system which connects the sterilization 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 relation.
As shown in fig. 4, the structure of the cooling water tank 5 described in this embodiment is: the vertical baffle 53 that is provided with in cooling water tank 5 that has airtight cavity, the top edge of baffle 53 and cold water tank 5's top surface cavity wall sealing connection, the both sides edge of baffle 53 respectively with cooling water tank 5's both sides side cavity wall sealing connection, leave the interval between the bottom edge of baffle 53 and cooling water tank 5's the bottom surface cavity wall to divide into the first cavity 51 and the second cavity 52 of bottom intercommunication with cooling water tank 5's cavity. An air outlet 56 which penetrates through the wall of the cooling water tank is formed in the top cavity wall of the second cavity 52, a water outlet 55 which penetrates through the wall of the cooling water tank is formed in the side cavity wall of the second cavity 52, an air inlet water inlet main port 54 which penetrates through the wall of the cooling water tank is formed in the side cavity wall of the first cavity 51, and the height of the air inlet water inlet main port 54 is higher than the bottom end edge of the partition plate 53. When the air-cooling water cooling device is used, a certain amount of water is stored in the cooling water tank 5, the height of the water is higher than the bottom end edge of the partition plate 53, a water sealing structure is formed, and it is required to be noticed that the height of the air inlet water inlet main port 54 is always higher than the water level, because if the air inlet water inlet main port 54 is immersed in water, water is caused to be sucked outwards through the air inlet water inlet main port 54 when a negative pressure phenomenon occurs.
The vacuum pump 4 is very easy to cause the tripping of a power supply system when the backpressure overload phenomenon occurs, and the scheme is designed to solve the problem as follows: the opening of the intake water inlet 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. By adopting the above arrangement, the vacuum pump 4 can be well prevented from back pressure overload.
In practical use, a sewage outlet 58 penetrating through the wall of the cooling water tank can be formed in the cavity wall of the bottom surface of the cooling water tank 5, and the cover head is sealed and covered on the sewage outlet 58. When the cooling water tank 5 is in use, the sewage draining outlet 58 is in a normally closed state. When the cooling water tank 5 needs to be cleaned, the cap is opened, so that the cleaned sewage is discharged out of the cooling water tank 5 through the sewage discharge port 58.
As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the piping system described in the present embodiment includes: a first duct 71, a second duct 72, a third duct 73, a fourth duct 74, a fifth duct 75, a sixth duct 76 and a seventh duct 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. First valve 61 adopts pneumatic angle seat valve in this scheme.
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 intake water inlet port 54 of the cooling water tank 5, and a first check valve 610 is installed on the third pipe 73.
The inlet of the fourth pipeline 74 is communicated with the steam discharge port 11 of the sterilizing cabinet 1, the 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 installed on the fourth pipeline 74. In the scheme, the second valve 67 is a pneumatic angle seat valve.
An inlet of the fifth pipeline 75 is in butt joint with the refrigerant medium source, an 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 installed on the fifth pipeline 75. In this scheme, the third valve is a valve group combined by 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 toward an outlet of the fifth pipe 75.
An inlet of the sixth pipeline 76 is communicated with the refrigerant outlet 24 of the heat exchanger 2, and an 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 a fourth valve 65 is installed on the seventh pipe 77. Fourth valve 65 adopts the ball valve in this scheme.
An overflow port 33 communicated with a water storage cavity of the water storage tank 3 is arranged on the water storage tank 3, an overflow inlet 57 penetrating through the wall of the cooling water tank is arranged on the cavity wall of the top surface of the second cavity 52 of the cooling water tank 5 or the cavity wall of the side surface of the second cavity 52 of the cooling water tank 5, the inlet of an overflow pipeline 78 is communicated with the overflow port 33, the 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 the water level in the storage tank 3 reaches the overflow 33 during use, water exceeding the overflow 33 enters the second cavity 52 of the cooling water tank 5 through the overflow 33, the overflow conduit 78, the overflow inlet 57.
The operating principle of the steam-water separation and discharge device of the sterilization cabinet with the structure is as follows:
after the vacuum pump 4 is started, the movement path of the saturated steam is as follows: saturated steam pumped out from the steam discharge port 11 of the sterilization cabinet 1 enters the gas inlet 21 of the heat exchanger 2 through the first pipeline 71 and the gas inlet 21 of the heat exchanger 2, and enters the first cavity 51 of the cooling water tank 5 through the gas outlet 22 of the heat exchanger 2, the second pipeline 72, the gas inlet 41 of the vacuum pump 4, the water discharge and exhaust port 42 and the third pipeline 73 of the vacuum pump 4 and the air inlet water inlet main port 54 of the cooling water tank 5 after heat exchange and temperature reduction, and then secondary cooling and steam-water separation are performed through the water seal structure of the cooling water tank 5, the gas after steam-water separation is discharged outwards through the exhaust port 56 of the cooling water tank 5, the pressureless water after steam-water separation is discharged outwards through the water discharge port 55 of the cooling water tank 5, the temperature of the discharged pressureless water is lower than 60 ℃, so that the plastic pipeline connected to the water discharge port of the cooling water tank does not have the problem of scalding, the service life of the plastic pipeline connected to the water discharge port 55 of the cooling water tank 5 is greatly prolonged, and the use cost is reduced.
Meanwhile, the moving 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 the water and the steam are discharged from the water discharge and exhaust port 42 of the vacuum pump 4 together. In this embodiment, the cooling medium is usually water, the water enters the heat exchanger 2 first to exchange heat with the saturated steam entering 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 and exhaust port 42 of the vacuum pump 4, the heat exchanger 2 and the vacuum pump 4 share the same water resource, and the utilization rate of the whole water resource 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 supplement liquid level 34 and a water shortage liquid level 35 in the embodiment, the water supplement liquid level 34 is provided with a first liquid level gauge 69, and the water shortage liquid level 35 is provided with a second liquid level gauge 60. When the water level in the storage tank 3 is lower than the refill level 34, the storage tank 3 needs to be refilled with water. When the water level in the water storage tank 3 is lowered 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 a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, but any modifications or equivalent variations made in accordance with the technical spirit of the present invention are within the scope of the present invention as claimed.
Claims (7)
1. Sterilization cabinet steam-water separation discharging equipment includes: heat exchanger and vacuum pump, its characterized in that: further comprising: a water storage tank, a cooling water tank and a pipeline system;
the structure of the cooling water tank is as follows: a partition board is vertically arranged in a cooling water tank with a closed cavity, the edge of the top end of the partition board is in sealing connection with the cavity wall of the top surface of the cooling water tank, the edges of the two sides of the partition board are respectively in sealing connection with the cavity walls of the two sides of the cooling water tank, and a space is reserved between the edge of the bottom end of the partition board and the cavity wall of the bottom surface of the cooling water tank, so that the cavity of the cooling water tank is divided into a first cavity and a second cavity, the bottoms of which are communicated; an air exhaust port penetrating through the wall of the cooling water tank is formed in the cavity wall on the top surface of the second cavity, a water drainage port penetrating through the wall of the cooling water tank is formed in the cavity wall on the side surface of the second cavity, an air inlet and water inlet main port penetrating through the wall of the cooling water tank is formed in the cavity wall on the side surface of the first cavity, and the height of the air inlet and water inlet main port is higher than the bottom end edge of the partition plate;
the pipeline system comprises: a first pipeline, a second pipeline, a third pipeline, a fourth pipeline, a fifth pipeline, a sixth pipeline and a seventh pipeline; an inlet of the first pipeline is communicated with a steam discharge port of the sterilization 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; an inlet of the second pipeline is communicated with a gas outlet of the heat exchanger, and an outlet of the second pipeline is communicated with a gas inlet of the vacuum pump; an inlet of the third pipeline is communicated with a drainage and exhaust port of the vacuum pump, an outlet of the third pipeline is communicated with a gas inlet and water inlet main port of the cooling water tank, and a first check valve is arranged on the third pipeline; the inlet of the fourth pipeline is communicated with the steam discharge port of the sterilization cabinet, the outlet of the fourth pipeline is communicated with the air inlet and water inlet main port of the cooling water tank, and the fourth pipeline is provided with a second valve and a drain valve; an inlet of the fifth pipeline is in butt joint with the 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 installed 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; the inlet of the seventh pipeline is communicated with the water outlet of the water storage tank, the outlet of the seventh pipeline is communicated with the water inlet of the vacuum pump, and the seventh pipeline is provided with a fourth valve.
2. The steam-water separation and discharge device of a sterilization cabinet according to claim 1, characterized in that: the opening of the air inlet water inlet main port of the cooling water tank is smaller than the opening of the water outlet of the cooling water tank.
3. The steam-water separation and discharge device of the sterilization cabinet according to claim 1 or 2, characterized in that: and a sewage draining port penetrating through the wall of the cavity at the bottom of the cooling water tank is formed in the wall of the cavity at the bottom of the cooling water tank, and the cover head is sealed and covered on the sewage draining port.
4. The steam-water separation and discharge device of the sterilization cabinet according to claim 1 or 2, characterized in that: offer the overflow mouth with the water storage chamber intercommunication of storage water tank on the storage water tank, offer the overflow import that runs through the cooling water tank wall on the top surface cavity wall of cooling water tank's second cavity or on the side cavity wall of cooling water tank's second cavity, overflow pipeline's import and overflow mouth intercommunication, overflow pipeline's export and overflow import intercommunication install the second check valve on overflow pipeline.
5. The steam-water separation and discharge device of the sterilization cabinet according to claim 1 or 2, characterized in that: a water supplementing liquid level and a water shortage liquid level are divided in a water storage cavity of the water storage tank, a first liquid level meter is installed at the water supplementing liquid level, and a second liquid level meter is installed at the water shortage liquid level.
6. The steam-water separation discharging device of the sterilizing cabinet according to claim 4, characterized in that: a water supplementing liquid level position and a water shortage liquid level position are divided in a water storage cavity of the water storage tank, a first liquid level meter is installed at the water supplementing liquid level position, and a second liquid level meter is installed at the water shortage liquid level position.
7. The steam-water separation discharging device of the sterilizing cabinet according to claim 1, characterized in that: the first valve and the second valve are both pneumatic angle seat valves; the third valve is a valve group which is combined by a ball valve and a pneumatic angle seat valve, and the filter, the ball valve and the pneumatic angle seat valve on the fifth pipeline are installed in sequence 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 |
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| 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 |
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| Publication Number | Publication Date |
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| CN115607698A true CN115607698A (en) | 2023-01-17 |
| CN115607698B CN115607698B (en) | 2024-04-19 |
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Citations (12)
| 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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| CN115607698B (en) | 2024-04-19 |
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