CN103263682B - A kind of portable room vaporization hydrogen peroxide sterilization system - Google Patents

Abstract

The invention provides a kind of portable room vaporization hydrogen peroxide sterilization system, it is characterized in that, comprise generator, described generator comprises shell, shell is provided with air outlet and air inlet, enclosure is divided into two parts via dividing plate, first part is connected with air outlet, the second part is connected with air inlet, high efficiency particulate air filter is provided with in first part, catalytic decomposition filter is provided with in the second part, vaporizer and circulating fan, circulating fan connecting fan discharge pipe, the outlet of blower fan discharge pipe connects high efficiency particulate air filter, vaporizer connects one end of hydrogen peroxide suction pipe, the other end of hydrogen peroxide suction pipe is located at hydrogen peroxide and is held in bucket.The present invention adopts Two-way Cycle control mode, and whole sterilization process can be monitored, flexibly mobile; operation rationally, simple, reliable, cost is low, and sterilizing speed is fast; and can broad-spectrum sterilization be realized, drastically increase sterilization capability and efficiency, but also serve the protection to personnel and environment.

Description

A mobile room vaporized hydrogen peroxide sterilization system

technical field

The invention relates to a mobile room vaporized hydrogen peroxide sterilization system.

Background technique

At present, the traditional method of formaldehyde fumigation is the main method of sterilization for the clean workshops of domestic pharmaceutical factories in China, which not only has poor sterilization effect, but also has the risk of harming the human body and even causing cancer. This traditional sterilization method can no longer meet the requirements of the new GMP.

Studies have found that hydrogen peroxide vapor has an extremely strong sterilizing ability. The hydrogen peroxide vapor forms micro-condensation in the sterilization space and wraps the cells, and the released hydroxyl groups attack the cells on multiple sides, including the cell membrane, cytoplasm, DNA and RNA, and promote the complete inactivation of microorganisms, thereby achieving a high level of inactivation. Bacteria and is broad-spectrum effective against bacteria, spores, fungi, molds and viruses. Hydrogen peroxide vapor has good material compatibility, and it will not affect or corrode most of the materials in the clean workshop of the pharmaceutical factory. At the same time, hydrogen peroxide vapor also has the characteristics of no residue, and can be easily decomposed into water and oxygen through catalysis, so that the sterilized clean workshop can be restored to its original state. Therefore, reasonable and effective control of hydrogen peroxide vapor to sterilize the clean workshop of pharmaceutical factories not only greatly improves the sterilization ability and efficiency, but also protects personnel and the environment.

Contents of the invention

The technical problem to be solved by the present invention is to provide a mobile room vaporized hydrogen peroxide sterilization system, which can safely and reliably generate hydrogen peroxide vapor to sterilize the clean workshop of a pharmaceutical factory. The system is flexible in movement, simple in operation, reliable in operation, fast in sterilization speed, and can realize broad-spectrum sterilization.

In order to achieve the above object, the technical solution of the present invention is to provide a mobile room vaporized hydrogen peroxide sterilization system, which is characterized in that it includes a generator, and the generator includes a shell, and the shell is provided with an air outlet and an air inlet. The inside of the shell is divided into two parts through the partition, the first part communicates with the air outlet, the second part communicates with the air inlet, the first part is equipped with a high-efficiency filter, and the second part is equipped with There are catalytic decomposition filter, evaporator and circulation fan, the circulation fan is connected to the fan outlet pipe, the outlet of the fan outlet pipe is connected to the high-efficiency filter, the evaporator is connected to one end of the hydrogen peroxide straw, and the other end of the hydrogen peroxide straw is located on Hydrogen peroxide is stored in barrels.

Preferably, a decomposition chamber, a vaporization chamber, and a function switching baffle that can move to the gasification side position and the decomposition side position are also provided in the second part of the housing, and the evaporator is arranged in the vaporization chamber. There are two air inlets, namely the decomposition air inlet and the vaporization air inlet. The vaporization air inlet is connected to the vaporization chamber. The catalytic decomposition filter is installed in the decomposition chamber. The decomposition air inlet is connected to the decomposition chamber. Side position detection device, the side wall of the decomposition chamber is equipped with a decomposition side position detection device, one end of the function switching baffle is connected to the generator frame, the other end is connected to the electric push rod, and the other end of the electric push rod is connected to the generator frame. The shell is also equipped with a hydrogen peroxide concentration sensor and a hydrogen peroxide storage room, the hydrogen peroxide storage barrel is set on the electronic scale, the hydrogen peroxide storage bucket and the electronic scale are located in the hydrogen peroxide storage room, and the hydrogen peroxide straw A peristaltic pump is provided on the pipeline between the evaporator and the evaporator.

More preferably, the housing includes a generator frame and a front cover, a rear cover, a left cover and a right cover respectively arranged on the front side, the rear side, the left side and the right side of the generator frame, and the air inlet is decomposed It is set on the front cover, the vaporization air inlet is set on the rear cover, the hydrogen peroxide concentration sensor is set on the left cover, the hydrogen peroxide storage chamber is set on the right cover, and the generator frame is installed under the generator frame. generator casters, the left cover is also provided with power supply, generator data line interface and network port, the front cover is also provided with a generator handle, and the left cover is also provided with a printing room The door hinge, the printing chamber door hinge is connected to the printing chamber door, and the generator door lock is arranged on the printing chamber door.

More preferably, the high-efficiency filter is arranged on the high-efficiency filter bracket.

More preferably, a temperature probe is provided inside the evaporator.

More preferably, a small speed reducer is also provided in the housing, the small speed reducer is connected to the rotating shaft through a coupling, the rotating shaft is connected to the air outlet positioning stopper, the air outlet positioning stopper is arranged on the air outlet positioning shaft, and the air outlet The positioning shaft is fixed on the air outlet.

More preferably, the mobile room vaporized hydrogen peroxide sterilization system also includes a controller, the controller includes a controller frame, a controller is arranged in the controller frame, a touch screen, emergency The stop button and the controller data line interface, the touch screen, the emergency stop button and the controller data line interface are connected to the controller, one end of the data line is connected to the controller data line interface, the other end of the data line is connected to the generator data line interface, the generator data The line interface is arranged on the cover plate at the side of the generator frame, and the controller is connected with the electric push rod, the hydrogen peroxide concentration sensor, the peristaltic pump, the evaporator and the circulating fan through the data line.

More preferably, a controller handle is provided on the upper side of the controller frame, controller casters are provided on the lower side of the controller frame, and a controller hinge is provided on the front side of the controller frame, and the controller hinge is connected to the controller maintenance door. , There is a controller door lock on the controller maintenance door.

The mobile room vaporized hydrogen peroxide sterilization system of the present invention has the following beneficial effects compared with the existing pharmaceutical factory clean room sterilization methods: the present invention adopts a double-cycle control method, the entire sterilization process can be monitored, the movement is flexible, and the operation It is reasonable, simple, reliable in operation, low in cost, fast in sterilization speed, and can achieve broad-spectrum sterilization, which greatly improves the sterilization ability and efficiency, and also protects personnel and the environment.

Description of drawings

Figure 1A is a schematic diagram of the front layout of the appearance structure of the generator according to the embodiment of the present invention;

Fig. 1B is a schematic diagram of the rear layout of the appearance structure of the generator according to the embodiment of the present invention;

Figure 1C is a schematic diagram of the layout on the left side of the appearance structure of the generator according to the embodiment of the present invention;

Figure 1D is a schematic diagram of the layout on the right side of the appearance structure of the generator according to the embodiment of the present invention;

Fig. 2 is a schematic diagram of the internal structure layout of the generator according to the embodiment of the present invention;

Fig. 3A is a schematic diagram of the front layout of the appearance structure of the controller according to the embodiment of the present invention;

Fig. 3B is a schematic diagram of the side layout of the appearance structure of the controller according to the embodiment of the present invention;

Fig. 4 is a schematic diagram of connection of each component unit in the embodiment of the present invention.

detailed description

In order to make the present invention more comprehensible, preferred embodiments are described in detail below with accompanying drawings.

Example

The mobile room vaporized hydrogen peroxide sterilization system of the present invention includes a generator and a controller, the generator includes a housing, and the housing includes a generator frame 12 and is installed on the front side and the rear side of the generator frame 12 respectively. , front cover plate 28, rear cover plate 30, left cover plate 29 and right cover plate 31 on the left and right sides, air outlet 11 is installed on the generator frame 12 upper side, generator caster 15 is installed on the generator frame 12 lower side, As shown in Figure 1A, the front cover 28 is provided with a decomposition air inlet 16 and a generator handle 17, as shown in Figure 1B, the rear cover 30 is provided with a vaporization air inlet 23, as shown in Figure 1C, the left cover Hydrogen peroxide concentration sensor 10, power supply 22, generator data line interface 14, network port 21 and printing chamber door hinge 19 are installed on 29, and printing chamber door hinge 19 connects printing chamber door 20, and printing chamber door 20 is installed with Generator door lock 13, as shown in Figure 1D, is provided with hydrogen peroxide placement chamber 24 on the right cover plate 31, and hydrogen peroxide holding barrel 26 is located on electronic scale 27, and hydrogen peroxide holding barrel 26 and electronic scale 27 is located in the hydrogen peroxide placement chamber 24, the evaporator 49 connects one end of the hydrogen peroxide suction pipe 25, and the other end of the hydrogen peroxide suction pipe 25 is located in the hydrogen peroxide holding barrel 26, and the hydrogen peroxide suction pipe 25 and the evaporator The pipeline between 49 is provided with peristaltic pump 50. The evaporator 49 is provided with a temperature probe 51 .

As shown in Figure 2, the inside of the shell is divided into two parts via a partition 42, the partition 42 is installed on the generator frame 12, the first part communicates with the air outlet 11, and the second part communicates with the air inlet, The first part is provided with a high-efficiency filter 32 and a high-efficiency filter support 33 , the high-efficiency filter support 33 is installed on the partition 42 , and the high-efficiency filter 32 is located on the high-efficiency filter support 33 . The second part is provided with a catalytic decomposition filter 38, an evaporator 49 and a circulation fan 45, the circulation fan 45 is fixed on the generator frame 12, the circulation fan 45 is connected to the fan outlet pipe 34, and the outlet of the fan outlet pipe 34 Connect high-efficiency filter 32, also be provided with decomposition chamber 37, vaporization chamber 48 and the function switching damper 46 that can move to gasification side position and decomposition side position in the second part, decomposition chamber 37, vaporization chamber 48 are installed in On the device frame 12, the evaporator 49 is arranged in the vaporization chamber 48, the catalytic decomposition filter 38 is arranged in the decomposition chamber 37, the vaporization air inlet 23 is communicated with the vaporization chamber 48, the decomposition air inlet 16 is communicated with the decomposition chamber 37, and the vaporization chamber 48 side walls are provided with a vaporization side position detection device 47, decomposition chamber 37 side walls are provided with a decomposition side position detection device 36, one end of the function switch baffle 46 is connected to the generator frame 12, and the other end is connected to an electric push rod 35. The other end of the push rod 35 is connected to the generator frame 12, and a small speed reducer 44 is installed on the generator frame 12. The small speed reducer 44 is connected to the rotating shaft 41 through a coupling 43, and the rotating shaft 41 is connected to the air outlet positioning block 40 , The air outlet positioning block 40 is arranged on the air outlet positioning shaft 39, and the air outlet positioning shaft 39 is fixed on the air outlet 11.

As shown in Figure 3A and Figure 3B, described controller comprises controller frame 7, is provided with controller in controller frame 7, controller handle 1, emergency stop button 2 and touch screen 3 are installed on the controller frame 7 upper side , controller frame 7 front side installation controller hinge 4, controller hinge 4 connects controller maintenance door 5, controller door lock 8 is housed on the controller maintenance door 5. Controller frame 7 rear side is provided with controller data line interface 9, controller frame 7 lower side is provided with controller caster 6, touch screen 3, emergency stop button 2 and controller data line interface 9 connect controller, one end of data line Connect the controller data line interface 9, the other end of the data line is connected to the generator data line interface 14, and the controller is connected to the electric push rod 35, hydrogen peroxide concentration sensor 10, peristaltic pump 50, evaporator 49, Circulation fan 45 and small speed reducer 44.

As shown in Figure 4, the work is divided into two processes of vaporization and decomposition. ① During vaporization: the controller controls the electric push rod 35 to pull the function switching baffle 46 to the position detection device 36 on the decomposition side, and the position detection device 36 on the decomposition side detects After the function switching baffle plate 46 reaches the designated position, the electric push rod 35 stops working and keeps the existing position, and the controller controls the peristaltic pump 50 to work at the same time, and the hydrogen peroxide in the hydrogen peroxide storage barrel 26 is passed through the hydrogen peroxide suction pipe 25 is pumped to the evaporator 49, the controller controls the heating of the evaporator 49 and detects the heating temperature through the temperature probe 51, and the electronic scale 27 measures the residual hydrogen peroxide liquid in the hydrogen peroxide storage barrel 26. Simultaneously, the circulating fan 45 works to drive the air flow, so that the air in the room enters from the vaporization air inlet 23, and the hydrogen peroxide vapor is ejected from the air outlet 11. At this time, the small speed reducer 44 drives the air outlet 11 to rotate. When the hydrogen peroxide concentration detected by the hydrogen peroxide concentration sensor 10 exceeds the set value, the controller controls the peristaltic pump 50 and the evaporator 49 to stop working. ②When decomposing: the controller controls the electric push rod 35 to push the function switch baffle 46 to the position detection device 47 on the vaporization side. After the position detection device 47 on the vaporization side detects that the function switch baffle 46 reaches the designated position, the electric push rod 35 stops Work and maintain the current position, the controller controls the peristaltic pump 50 and the evaporator 49 to stop heating, and the controller controls the circulating fan 45 to continue to work, to drive the air flow, so that the air in the room enters from the decomposition air inlet 16 and flows through the air outlet 11 squirt. At this time, the small speed reducer 44 drives the air outlet 11 to rotate.

Claims (7)

1. a portable room vaporization hydrogen peroxide sterilization system, it is characterized in that, comprise generator, described generator comprises shell, shell is provided with air outlet (11) and air inlet, enclosure is divided into two parts via dividing plate (42), first part is connected with air outlet (11), the second part is connected with air inlet, high efficiency particulate air filter (32) is provided with in first part, catalytic decomposition filter (38) is provided with in the second part, vaporizer (49) and circulating fan (45), circulating fan (45) connecting fan discharge pipe (34), the outlet of blower fan discharge pipe (34) connects high efficiency particulate air filter (32), vaporizer (49) connects one end of hydrogen peroxide suction pipe (25), the other end of hydrogen peroxide suction pipe (25) is located at hydrogen peroxide and is held in bucket (26), decomposition chamber (37) is also provided with in the second part in described shell, vaporizer (48) and be movable to gasification side position Sum decomposition side position function switch baffle plate (46), vaporizer (49) is located in vaporizer (48), described air inlet has two, decompose air inlet (16) and vaporization air inlet (23) respectively, vaporization air inlet (23) is communicated with vaporizer (48), catalytic decomposition filter (38) is located in decomposition chamber (37), decompose air inlet (16) to be communicated with decomposition chamber (37), vaporizer (48) sidewall is provided with vaporization side position checkout gear (47), decomposition chamber (37) sidewall is provided with and decomposes side position checkout gear (36), one end that function switches baffle plate (46) connects generator framework (12), the other end connects electric pushrod (35), the other end of electric pushrod (35) connects generator framework (12), described shell is also provided with concentration of hydrogen peroxide sensor (10) and hydrogen peroxide holding chamber (24), hydrogen peroxide holds bucket (26) and is located on electronic scale (27), hydrogen peroxide holds bucket (26) and electronic scale (27) is located in hydrogen peroxide holding chamber (24), pipeline between hydrogen peroxide suction pipe (25) and vaporizer (49) is provided with peristaltic pump (50).

2. portable room vaporization hydrogen peroxide sterilization system as claimed in claim 1, it is characterized in that, described shell comprises generator framework (12) and is located at generator framework (12) front side respectively, rear side, the front shroud (28) on left side and right side, back shroud (30), left cover (29) and right cover plate (31), decomposing air inlet (16) is located on front shroud (28), vaporization air inlet (23) is located on back shroud (30), concentration of hydrogen peroxide sensor (10) is located on left cover (29), hydrogen peroxide holding chamber (24) is located on right cover plate (31), the downside of generator framework (12) is provided with generator castor (15), described left cover (29) is also provided with power supply (22), generator data line interface (14) and network interface (21), described front shroud (28) is also provided with generator handle (17), described left cover (29) is also provided with Photocopy Room door hinge (19), Photocopy Room door hinge (19) connects Photocopy Room door (20), Photocopy Room door (20) is provided with generator door lock (13).

3. portable room vaporization hydrogen peroxide sterilization system as claimed in claim 1, is characterized in that, described high efficiency particulate air filter (32) is located on high efficiency particulate air filter support (33).

4. portable room vaporization hydrogen peroxide sterilization system as claimed in claim 1, is characterized in that, is provided with temperature probe (51) in described vaporizer (49).

5. portable room vaporization hydrogen peroxide sterilization system as claimed in claim 1, it is characterized in that, packaged reducer (44) is also provided with in described shell, packaged reducer (44) is connected with rotating shaft (41) by shaft coupling (43), rotating shaft (41) connects air outlet position block (40), air outlet position block (40) is located on air outlet locating shaft (39), and air outlet locating shaft (39) is fixed on air outlet (11).

6. portable room vaporization hydrogen peroxide sterilization system as claimed in claim 1, it is characterized in that, also comprise controller, described controller comprises controller frame (7), controller frame is provided with controller in (7), controller frame (7) is provided with touch screen (3), scram button (2) and controller data line interface (9), touch screen (3), scram button (2) and controller data line interface (9) connection control device, one end connection control device data line interface (9) of data wire, the other end of data wire connects generator data line interface (14), generator data line interface (14) is located on the cover plate of the side of generator framework (12), controller connects electric pushrod (35) via described data wire, concentration of hydrogen peroxide sensor (10), peristaltic pump (50), vaporizer (49) and circulating fan (45).

7. portable room vaporization hydrogen peroxide sterilization system as claimed in claim 6, it is characterized in that, described controller frame (7) upside is provided with controller handle (1), controller frame (7) downside is provided with controller castor (6), controller frame (7) front side is provided with controller hinge (4), controller hinge (4) connection control device AD (5), controller AD (5) is provided with controller door lock (8).