CN213131028U - Medical consumable disinfection system - Google Patents

Abstract

A medical consumable disinfection system relates to the technical field of novel dressings and comprises a pretreatment room, a sterilization room, an analysis room, a power distribution and control room, an auxiliary machine room, a gas supply room and a waste gas treatment room; the pretreatment chamber is provided with a heating humidifier; the sterilization chamber is provided with a heating humidifier, a vacuum pump, a first nitrogen barrel, a second nitrogen barrel, a pressure sensor and an ethylene oxide air inlet; the analysis chamber is provided with an air inlet pipeline, an exhaust pipeline and a heating device; the pretreatment chamber, the sterilization chamber and the analysis chamber are all provided with a cuboid cabinet body and a sealing door at the opening of the cabinet body; the heating humidifier comprises a circulating pipeline, a heater, a humidifying device, a fan and a control box, wherein temperature and humidity monitors are arranged at an inlet of the circulating pipeline and in the pipeline, a heating electric valve is arranged on the heater, and a humidifying electric valve is arranged on the humidifying device; the waste gas treatment room is sequentially provided with a water-gas separation device, an acid tower and an alkaline neutralization cabin. The utility model discloses can effectively solve the disinfection system equipment imperfection of medical consumptive material, the problem of disinfection inefficiency.

Description

Medical consumable disinfection system

Technical Field

The utility model relates to a novel dressing technical field especially relates to a disinfection system of medical consumptive material.

Background

After the medical consumables are produced and packaged, the consumables are formed by paper box packaging, and the consumables are required to be adopted to enter the market after being sterilized. Furthermore, the Ethylene Oxide (EO), also known as ethylene oxide, has the advantages of strong penetrating power, wide sterilization spectrum, no damage to articles, reliable sterilization effect and the like, thereby being widely applied to the sterilization of medical instruments and articles. However, since ethylene oxide is a flammable and explosive toxic gas, it is easily volatilized at room temperature, and may cause explosion when the concentration is too high. The ethylene oxide sterilization technology used by the existing medical instruments is a sterilization process which is put under the control of a sterilizer manufacturer, and the explosion-proof measure of the pre-sterilization treatment is mainly to vacuumize a sterilization cabinet before EO is added, and after sterilization is finished, the ethylene oxide existing in the medical consumables is removed and analyzed, and finally, sterilization can be finished. The problems of incomplete equipment and low disinfection efficiency exist in a disinfection system for the whole medical consumables in the prior art.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems of incomplete equipment and low disinfection efficiency of a disinfection system of medical consumables in the prior art, the disinfection system of the medical consumables is provided, which comprises a pretreatment chamber, a sterilization chamber, an analysis chamber, a power distribution and control chamber, an auxiliary machine room, a gas supply room and a waste gas treatment room; the power distribution and control room is arranged at one end of the sterilization room, the pretreatment room, the sterilization room and the analysis room are all provided with a plurality of units, the other end of the sterilization room is connected with an auxiliary machine room, the end parts of the pretreatment room and the analysis room are all provided with auxiliary machine rooms, the gas supply room and the power distribution and control room are positioned at two ends of the sterilization room, the gas supply room and the waste gas treatment room are positioned at the same side, and the pretreatment room is provided with a heating humidifier; the sterilization chamber is provided with a heating humidifier, a vacuum pump, a first nitrogen barrel, a second nitrogen barrel, a pressure sensor and an ethylene oxide air inlet; the analysis chamber is provided with an air inlet pipeline, an exhaust pipeline and a heating device; the pretreatment chamber, the sterilization chamber and the analysis chamber are respectively provided with a cuboid cabinet body and a sealing door at the opening of the cabinet body; the humidifier that heats includes circulating line, heater, humidification device, fan, control box, all be equipped with temperature and humidity monitor in circulating line's entrance and the pipeline, be equipped with the heating motorised valve between heater and the control box, be equipped with the humidification motorised valve between humidification device and the control box, still be connected with temperature and humidity monitor on the control box, be equipped with aqueous vapor separator, acid tower and alkaline neutralization chamber in the exhaust-gas treatment room in proper order.

Preferably, the inlet and the outlet of the circulating pipeline penetrate through the side wall of the cabinet body and are provided with sealing rings, and the outlet of the circulating pipeline is provided with a plurality of through holes which are uniformly distributed on the top of the cabinet body.

Through adopting above-mentioned technical scheme, the side intercommunication cabinet body's that the circulating line passes through the cabinet body top surface, and the top surface be the even export of a plurality of, can let heater and humidification device in the circulating line let medical consumptive material packing carton reach required temperature and humidity.

Preferably, the heater, the humidifying device and the fan in the circulating pipeline are sequentially arranged, the heating device adopts a steam coil pipe for heating, the humidifying device adopts a steam quick diffuser for humidifying, and a temperature and humidity monitor is arranged in the circulating pipeline.

Through adopting above-mentioned technical scheme, adopt steam coil heating and the quick diffuser humidification of steam to temperature and moisture that produce through subsequent fan heater and humidification device pass through circulating line and transmit to the cabinet body in, the humiture monitor that is equipped with in the circulating line can measure the temperature and the humidity in the air behind heater and humidification device, and the humiture monitor of circulating line entrance can detect the internal temperature and the humidity condition of cabinet.

Preferably, a pressure sensor is further connected to a heating humidifier in the sterilization chamber, the pressure sensor is arranged in the cabinet body and connected with a control box on the heating humidifier, and an EO inlet is further formed in the top of the sterilization chamber.

Through adopting above-mentioned technical scheme, the pressure sensor in the sterile chamber can measure the gas pressure of the cabinet body at the in-process of evacuation to adjust heating humidification device's operation through the control box on the heating humidifier, and according to the numerical value of control box feedback, adjust opening of vacuum pump, first nitrogen bucket, second nitrogen bucket in good time, thereby can effectually prevent that the gaseous concentration of the ethylene oxide of cabinet is out of standard, timely replacement through nitrogen gas adjusts.

Preferably, the inner side wall of the analysis chamber is provided with a plurality of heating resistance wires, the heating resistance wires are connected with a control cabinet outside the cabinet body, an air inlet pipeline and an exhaust pipeline of the analysis chamber are both arranged at the top of the cabinet body, and valves are arranged on the air inlet pipeline and the exhaust pipeline.

Through adopting above-mentioned technical scheme, the heating resistor wire in the analysis room can heat the internal medical consumptive material of cabinet for the ethylene oxide gas that remains in medical consumptive material volatilizes more easily, can carry out drying process to the medical consumptive material that the humidification was gone on simultaneously, and through the admission line and the outlet duct of analysis room, continuous gas to in the analysis room replaces, continuous remain ethylene oxide and steam is discharged. And the valve that is equipped with can control the opening and shutting of analysis room, avoids analysis room to suffer from external pollution through admission line and outlet duct.

Preferably, the inlet of the waste gas treatment room is connected with the exhaust pipeline of the desorption chamber, the inlet of the waste gas treatment room is arranged at the upper end of the water-gas separation device, the top of the water-gas separation device is also provided with a pipeline connected with the acid tower, and the bottom of the water-gas separation device is provided with a waste liquid outlet.

By adopting the technical scheme, the inlet of the waste gas treatment room receives gas from the analysis chamber, firstly, the gas and the liquid are separated through gas-liquid separation, the liquid is directly discharged through the waste liquid discharge port, and the gas enters the acid tower for retreatment.

Preferably, the top of the side surface of the acid tower is connected with a concentrated sulfuric acid spraying device, the side surface of the bottom of the acid tower is provided with a pipeline connected with an alkaline neutralization chamber, and the bottom of the alkaline neutralization chamber is provided with a waste liquid discharge port.

By adopting the technical scheme, after the gas containing the ethylene oxide residues enters the acid tower, the gas is sprayed by concentrated sulfuric acid to react to generate nontoxic ethylene glycol, and finally the nontoxic ethylene glycol enters the alkaline neutralization cabin and is neutralized and discharged by the concentrated sulfuric acid and sodium hydroxide.

Preferably, a circle of sealing strip is arranged between the sealing door and the cabinet body, and the sealing strip is matched with the contact surface of the sealing door and the cabinet body.

Through adopting above-mentioned technical scheme, the sealing strip that is equipped with between sealing door and the cabinet body can guarantee at the in-process of preliminary treatment, sterilization and analysis, and the internal encapsulated situation of guaranteeing all the time of cabinet effectively prevents revealing and the not good of disinfection effect of ethylene oxide.

In summary, the following steps: the utility model discloses a design medical treatment consumptive material's disinfection system, through the medical consumptive material that will pack, at first through the preliminary treatment, the humidification of heating lets the ethylene oxide gas enter into in the middle of the packing more easily to when in the sterile chamber, carry out the replacement of evacuation and nitrogen gas, can let the ethylene oxide gas and the comparatively complete contact of medical consumptive material that enter into in the sterile chamber, and can guarantee that the gas strength of ethylene oxide receives control, the effectual explosion that takes place ethylene oxide and arouse of avoiding. After the disinfection of at last process sterile chamber, still there is partial remaining ethylene oxide gas in medical consumptive material, enter into analysis room after, through the heating of heating wire to will analyze the indoor air of room through admission line and exhaust duct and continuously carry the exhaust-gas treatment room in, the heating wire should dry medical consumptive material, thereby remain the ethylene oxide gas among them more easily and volatilize. The whole system formed by the components can efficiently realize the disinfection and sterilization of medical consumables.

Drawings

FIG. 1 is a diagram of the overall configuration of a sterilization system for medical consumables;

FIG. 2 is a block diagram of a pre-chamber of a sterilization system for medical consumables;

FIG. 3 is a block diagram of a sterilization chamber of a sterilization system for medical consumables;

FIG. 4 is a diagram of a chamber configuration of a sterilization system for medical consumables;

FIG. 5 is a block diagram of an exhaust treatment room of a medical consumable sterilization system;

reference numerals: 1. a pretreatment chamber; 11. heating a humidifier; 111. a circulation pipe; 112. a heater; 113. A humidifying device; 114. a fan; 115. a control box; 116. a seal ring; 12. a cabinet body; 121. a sealing strip; 13. a sealing door; 14. a temperature and humidity monitor; 15. heating the electric valve; 16. a humidifying electric valve; 2. a sterilization chamber; 21. a vacuum pump; 22. a first nitrogen barrel; 23. a second nitrogen barrel; 24. a pressure sensor; 25. an EO inlet; 3. an analysis chamber; 31. an air intake duct; 32. an exhaust duct; 321. a valve; 33. a heating device; 331. heating resistance wires; 332. a control cabinet; 4. a power distribution and control room; 5. an auxiliary machine room; 6. a gas supply room; 7. a waste gas treatment room; 71. a water-gas separation device; 72. an acid tower; 73. an alkaline neutralization chamber; 74. A concentrated sulfuric acid spraying device; 75. and a waste liquid outlet.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Example 1

As shown in fig. 1, 2, 3, 4 and 5: a medical consumable disinfection system comprises a pretreatment room 1, a sterilization room 2, an analysis room 3, a power distribution and control room 4, an auxiliary machine room 5, a gas supply room 6 and a waste gas treatment room 7; the power distribution and control room 4 is arranged at one end of the sterilization room 2, the pretreatment room 1, the sterilization room 2 and the analysis room 3 are all provided with a plurality of units, the other end of the sterilization room 2 is connected with an auxiliary machine room 5, the end parts of the pretreatment room 1 and the analysis room 3 are all provided with the auxiliary machine room 5, the gas supply room 6 and the power distribution and control room 4 are positioned at two ends of the sterilization room 2, the gas supply room 6 and the waste gas treatment room 7 are positioned at the same side, and the pretreatment room 1 is provided with a heating humidifier 11; the sterilization chamber 2 is provided with a heating humidifier 11, a vacuum pump 21, a first nitrogen barrel 22, a second nitrogen barrel 23, a pressure sensor 24 and an ethylene oxide air inlet; the analysis chamber 3 is provided with an air inlet pipe 31, an exhaust pipe 32 and a heating device 33; the pretreatment chamber 1, the sterilization chamber 2 and the analysis chamber 3 are all provided with a cuboid cabinet body 12 and a sealing door 13 at the opening of the cabinet body 12; the heating humidifier 11 comprises a circulating pipeline 111, a heater 112, a humidifying device 113, a fan 114 and a control box 115, temperature and humidity monitors 14 are arranged at the inlet of the circulating pipeline 111 and in the pipeline, a heating electric valve 15 is arranged between the heater 112 and the control box 115, a humidifying electric valve 16 is arranged between the humidifying device 113 and the control box 115, the control box 115 is further connected with the temperature and humidity monitors 14, and a water-gas separation device 71, an acid tower 72 and an alkaline neutralizing chamber 73 are sequentially arranged in the waste gas treatment room 7.

As shown in fig. 1 and 2: the inlet and the outlet of the circulation pipeline 111 both penetrate through the side wall of the cabinet 12 and are provided with sealing rings 116, and the outlet of the circulation pipeline 111 is provided with a plurality of through holes which are uniformly distributed on the top of the cabinet 12. The side of circulating line 111 through the cabinet body 12 communicates the top surface of the cabinet body 12, and the top surface is the even export of a plurality of, can let the heating apparatus and the humidification device 113 in the circulating line 111 let medical consumables packing carton reach required temperature and humidity.

As shown in fig. 1 and 2: the heating device, the humidifying device 113 and the fan 114 in the circulating pipeline 111 are sequentially arranged, the heating device adopts a steam coil pipe for heating, the humidifying device 113 adopts a steam quick diffuser for humidifying, and the circulating pipeline 111 is internally provided with a temperature and humidity monitor 14. The temperature and the moisture generated by the heater 112 and the humidifying device 113 by the subsequent fan 114 are transmitted to the cabinet 12 through the circulation pipeline 111 by using the steam coil heating and the steam fast diffuser humidifying, the temperature and the moisture in the air after passing through the heater 112 and the humidifying device 113 can be measured by the temperature and the moisture monitor 14 arranged in the circulation pipeline 111, and the temperature and the moisture condition in the cabinet 12 can be detected by the temperature and the moisture monitor 14 at the inlet of the circulation pipeline 111.

As shown in fig. 1 and 2: the heating humidifier 11 in the sterilization chamber 2 is further connected with a pressure sensor 24, the pressure sensor 24 is arranged in the cabinet body 12 and is connected with a control box 115 on the heating humidifier 11, and the top of the sterilization chamber 2 is further provided with an EO inlet 25. The pressure sensor 24 in the sterilization chamber 2 can measure the gas pressure of the cabinet 12 in the process of vacuumizing, and the operation of the heating and humidifying device 113 is adjusted by the control box 115 on the heating humidifier, and the start and stop of the vacuum pump 21, the first nitrogen barrel 22 and the second nitrogen barrel 23 are adjusted timely according to the value fed back by the control box 115, so that the concentration of ethylene oxide gas in the cabinet 12 can be effectively prevented from exceeding the standard, and the adjustment can be performed timely through the replacement of nitrogen.

Example 2

As shown in fig. 1, 2, 3, 4 and 5: a medical consumable disinfection system comprises a pretreatment room 1, a sterilization room 2, an analysis room 3, a power distribution and control room 4, an auxiliary machine room 5, a gas supply room 6 and a waste gas treatment room 7; the power distribution and control room 4 is arranged at one end of the sterilization room 2, the pretreatment room 1, the sterilization room 2 and the analysis room 3 are all provided with a plurality of units, the other end of the sterilization room 2 is connected with an auxiliary machine room 5, the end parts of the pretreatment room 1 and the analysis room 3 are all provided with the auxiliary machine room 5, the gas supply room 6 and the power distribution and control room 4 are positioned at two ends of the sterilization room 2, the gas supply room 6 and the waste gas treatment room 7 are positioned at the same side, and the pretreatment room 1 is provided with a heating humidifier 11; the sterilization chamber 2 is provided with a heating humidifier 11, a vacuum pump 21, a first nitrogen barrel 22, a second nitrogen barrel 23, a pressure sensor 24 and an ethylene oxide air inlet; the analysis chamber 3 is provided with an air inlet pipe 31, an exhaust pipe 32 and a heating device 33; the pretreatment chamber 1, the sterilization chamber 2 and the analysis chamber 3 are all provided with a cuboid cabinet body 12 and a sealing door 13 at the opening of the cabinet body 12; the heating humidifier 11 comprises a circulating pipeline 111, a heater 112, a humidifying device 113, a fan 114 and a control box 115, temperature and humidity monitors 14 are arranged at the inlet of the circulating pipeline 111 and in the pipeline, a heating electric valve 15 is arranged between the heater 112 and the control box 115, a humidifying electric valve 16 is arranged between the humidifying device 113 and the control box 115, the control box 115 is further connected with the temperature and humidity monitors 14, and a water-gas separation device 71, an acid tower 72 and an alkaline neutralizing chamber 73 are sequentially arranged in the waste gas treatment room 7.

As shown in fig. 1 and 4: be equipped with a plurality of heating resistance wire 331 on the inside wall of analysis room 3, heating resistance wire 331 is connected with the outer switch board 332 of cabinet 12, and the admission line 31 and the exhaust duct 32 of analysis room 3 all set up at the top of cabinet 12, and all are equipped with valve 321 on admission line 31 and the exhaust duct 32. Heating resistor 331 in the analysis chamber 3 can heat the medical consumptive material in the cabinet body 12 for remain the ethylene oxide gas in the medical consumptive material and volatilize more easily, can carry out drying process to the medical consumptive material that the humidification was gone through simultaneously, and through the admission line 31 and the outlet duct of analysis chamber 3, the gas of continuous in to analysis chamber 3 is replaced, continuous remain ethylene oxide and steam is discharged. And the valve 321 can control the opening and closing of the analysis chamber 3, so as to prevent the analysis chamber 3 from being polluted by the outside through the air inlet pipe 31 and the air outlet pipe.

As shown in fig. 1 and 5: the inlet of the waste gas treatment room 7 is connected with the exhaust pipeline 32 of the analysis chamber 3, the inlet of the waste gas treatment room 7 is arranged at the upper end of the water-gas separation device 71, the top of the water-gas separation device 71 is also provided with a pipeline connected with the acid tower 72, and the bottom of the water-gas separation device 71 is provided with a waste liquid outlet 75. The inlet of the waste gas treatment chamber 7 receives the gas from the desorption chamber 3, and first, the gas and liquid are separated, the liquid is directly discharged through the waste liquid discharge port 75, and the gas is introduced into the acid tower 72 for reprocessing.

As shown in fig. 1 and 5: the top of the side surface of the acid tower 72 is connected with a concentrated sulfuric acid spraying device 74, the side surface of the bottom of the acid tower 72 is provided with a pipeline connected with an alkaline neutralization chamber 73, and the bottom of the alkaline neutralization chamber 73 is provided with a waste liquid outlet 75. After the gas containing ethylene oxide residues enters the acid tower 72, the gas is sprayed by concentrated sulfuric acid to react to generate nontoxic ethylene glycol, and finally the nontoxic ethylene glycol enters the alkaline neutralization chamber 73 to neutralize the concentrated sulfuric acid and sodium hydroxide and discharge the neutralized ethylene glycol.

As shown in fig. 1 and 2: a circle of sealing strips 121 are arranged between the sealing door 13 and the cabinet body 12, and the sealing strips 121 are matched with the contact surface of the sealing door 13 and the cabinet body 12. The sealing strip 121 that is equipped with between sealing door 13 and the cabinet body 12 can guarantee at the in-process of preliminary treatment, sterilization and analysis, guarantees encapsulated situation all the time in the cabinet body 12, the effectual not good of the revealing and disinfection effect that prevents the ethylene oxide.

While the foregoing description shows and describes the preferred embodiments of the present invention, it is to be understood that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims (8)

1. A system for sterilizing medical consumables, comprising: comprises a pretreatment room (1), a sterilization room (2), an analysis room (3), a power distribution and control room (4), an auxiliary machine room (5), a gas supply room (6) and a waste gas treatment room (7); the power distribution and control room (4) is arranged at one end of the sterilization room (2), the pretreatment room (1), the sterilization room (2) and the analysis room (3) are provided with a plurality of units, the other end of the sterilization room (2) is connected with an auxiliary machine room (5), the end parts of the pretreatment room (1) and the analysis room (3) are provided with auxiliary machine rooms (5), the gas supply room (6) and the power distribution and control room (4) are positioned at two ends of the sterilization room (2), the gas supply room (6) and the waste gas treatment room (7) are positioned at the same side, and the pretreatment room (1) is provided with a heating humidifier (11); the sterilization chamber (2) is provided with a heating humidifier (11), a vacuum pump (21), a first nitrogen barrel (22), a second nitrogen barrel (23), a pressure sensor (24) and an EO inlet (25); the analysis chamber (3) is provided with an air inlet pipeline (31), an air outlet pipeline (32) and a heater (112); a cuboid cabinet body (12) and a sealing door (13) at the opening of the cabinet body (12) are arranged in the pretreatment chamber (1), the sterilization chamber (2) and the analysis chamber (3); the heating humidifier (11) comprises a circulating pipeline (111), a heater (112), a humidifying device (113), a fan (114) and a control box (115), temperature and humidity monitors (14) are arranged at an inlet of the circulating pipeline (111) and in the pipeline, a heating electric valve (15) is arranged between the heater (112) and the control box (115), a humidifying electric valve (16) is arranged between the humidifying device (113) and the control box (115), the temperature and humidity monitors (14) are further connected to the control box (115), and a water-gas separation device (71), an acid tower (72) and an alkaline neutralizing chamber (73) are sequentially arranged in the waste gas treatment room (7).

2. A system for sterilising a medical consumable according to claim 1, wherein: the entrance and the exit of circulating line (111) all run through the lateral wall of the cabinet body (12), and all are equipped with sealing washer (116), the exit of circulating line (111) is equipped with the perforation of a plurality of evenly distributed at cabinet body (12) top.

3. A system for sterilising a medical consumable according to claim 1, wherein: the heater (112), the humidifying device (113) and the fan (114) in the circulating pipeline (111) are sequentially arranged, the heater (112) is heated by a steam coil, the humidifying device (113) is humidified by a steam quick diffuser, and a temperature and humidity monitor (14) is arranged in the circulating pipeline (111).

4. A system for sterilising a medical consumable according to claim 1, wherein: still be connected with pressure sensor (24) on heating humidifier (11) in sterilization room (2), pressure sensor (24) set up in the cabinet body (12), and with heat control box (115) on humidifier (11) and be connected, the top of sterilization room (2) still is equipped with EO entry (25).

5. A system for sterilising a medical consumable according to claim 1, wherein: the inner side wall of the analysis chamber (3) is provided with a plurality of heating resistance wires (331), the heating resistance wires (331) are connected with a control cabinet (332) outside the cabinet body (12), an air inlet pipeline (31) and an exhaust pipeline (32) of the analysis chamber (3) are arranged at the top of the cabinet body (12), and valves (321) are arranged on the air inlet pipeline (31) and the exhaust pipeline (32).

6. A system for sterilising a medical consumable according to claim 1, wherein: the entrance of exhaust-gas treatment room (7) with exhaust duct (32) of analysis room (3) link to each other, the entry setting of exhaust-gas treatment room (7) is in the upper end of aqueous vapor separator (71), and the top of aqueous vapor separator (71) still is equipped with the pipeline of being connected with acid tower (72), the bottom of aqueous vapor separator (71) is equipped with waste liquid discharge port (75).

7. A system for sterilising a medical consumable according to claim 1, wherein: the top of the side surface of the acid tower (72) is connected with a concentrated sulfuric acid spraying device (74), the side surface of the bottom of the acid tower (72) is provided with a pipeline connected with an alkaline neutralizing cabin (73), and the bottom of the alkaline neutralizing cabin (73) is provided with a waste liquid outlet (75).

8. A system for sterilising a medical consumable according to claim 1, wherein: a circle of sealing strip (121) is arranged between the sealing door (13) and the cabinet body (12), and the sealing strip (121) is matched with the surface of the sealing door (13) contacted with the cabinet body (12).

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