CN112870538B

CN112870538B - Sterilizing device with low cross infection risk

Info

Publication number: CN112870538B
Application number: CN202110044124.XA
Authority: CN
Inventors: 王海燕
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-01-13
Filing date: 2021-01-13
Publication date: 2022-08-23
Anticipated expiration: 2041-01-13
Also published as: CN112870538A

Abstract

The invention provides a disinfection device with low cross infection risk, which comprises a shell, wherein the upper part of the outer side of the shell is provided with a protective cover, one side of the protective cover, which is close to the shell, is bent outwards to form a connecting plate, the connecting plate is arranged on the shell through a bolt, the lower part of the protective cover is arranged in an open manner, the lower end of the protective cover is bent inwards to form a bent part, a perforated plate is arranged on the bent part through a bolt, a high-pressure gas cylinder is arranged in the shell and communicated with the inner side of the protective cover, and the inner side of the protective cover is provided with a supply mechanism for supplying disinfectant. The invention has the advantages that: air that the high pressure cylinder exported gets into the guard shield, makes the atmospheric pressure in the guard shield be higher than the external environment, avoids pathogen or dust to get into the guard shield, and simultaneously, the air passes through guard shield lower part blowout, strikes user's hand, blows down pathogen or dust, avoids pathogen or dust very easily to gather.

Description

Sterilizing device with low cross infection risk

Technical Field

The invention relates to the technical field of disinfection supplies.

And in particular to a disinfection device with a low risk of cross-infection.

Background

The washing-free disinfectant has the main component of the combination of ethanol and isopropanol, has the characteristic of washing-free, and can clean hands at any time and any place. The existing washing-free disinfectant is usually contained in a disinfectant bottle, a push type bottle cap is arranged on the disinfectant bottle, when the washing-free disinfectant is used, one hand of a user is placed at a liquid outlet of the bottle cap, the other hand of the user presses the bottle cap, and the disinfectant flows out from the liquid outlet and drops on the hand of the user.

The above technical solution has the following disadvantages: when the sterilizer is used, both hands of each user need to move near the disinfectant bottle, and pathogens or dust attached to the hands of the users are easy to gather in the air near the disinfectant bottle, so that the risk of cross infection is increased.

Disclosure of Invention

The invention aims to overcome the defects of the traditional technology and provide a disinfection device with low cross infection risk, so that the cross infection risk is reduced.

The aim of the invention is achieved by the following technical measures: the utility model provides a degassing unit of low cross infection risk, includes the shell, shell outside upper portion is equipped with the guard shield, one side that the guard shield is close to the shell is outwards buckled and is constituted the connecting plate, the connecting plate passes through the bolt and installs on the shell, the open setting in guard shield lower part, the guard shield lower extreme is inwards buckled and is constituted the portion of bending, install the perforated plate through the bolt in the portion of bending, be equipped with high-pressure gas cylinder in the shell, high-pressure gas cylinder is linked together with the guard shield inboard, the guard shield inboard is equipped with the feed mechanism who is used for providing the antiseptic solution.

The left side and the right side of the lower part of the shell are both provided with air deflectors.

The outer side of the shell is also provided with an air collecting box located below the protective cover, the air collecting box is connected with an exhaust pipe, and the exhaust pipe is provided with an exhaust fan.

An infrared switch is arranged on the inner side of the air deflector.

The supply mechanism for providing disinfectant comprises an M-shaped three-position four-way valve and a liquid outlet pipe, wherein the M-shaped three-position four-way valve is arranged at the upper part of the outer side of the shell, an air inlet of the M-shaped three-position four-way valve is connected with a high-pressure gas cylinder, and the liquid outlet pipe is detachably connected with a disinfectant bottle; the device comprises an M-type three-position four-way valve and is characterized by further comprising a vertical pipe, wherein the vertical pipe comprises a liquid storage cavity and an air cylinder cavity which are sequentially arranged from bottom to top, a liquid storage cavity piston is connected in the liquid storage cavity in a sliding manner, an air cylinder cavity piston is connected in the air cylinder cavity in a sliding manner, a lower connecting rod is arranged between the liquid storage cavity piston and the air cylinder cavity piston, and a first working port and a second working port of the M-type three-position four-way valve are respectively communicated with two ends of the air cylinder cavity; the liquid storage cavity is characterized in that the side part of the lower end of the liquid storage cavity is communicated with a liquid outlet pipe, the end part of the liquid outlet pipe is provided with a liquid inlet one-way valve of the liquid storage cavity, the lower end of the vertical pipe is communicated with a liquid outlet, and the liquid outlet is provided with a liquid outlet one-way valve of the liquid storage cavity.

The bottle mouth of the disinfectant bottle is in threaded connection with a connecting pipe, the connecting pipe is provided with a regulating valve, the side face of the liquid outlet pipe is provided with a lower interface, and the connecting pipe is in threaded connection with the lower interface.

The vertical tube further comprises an inflation cavity positioned above the air cylinder cavity, an inflation cavity piston is connected in the inflation cavity in a sliding mode, an upper connecting rod is arranged between the air cylinder cavity piston and the inflation cavity piston, the inflation cavity is communicated with the disinfectant bottle, an inflation cavity air outlet one-way valve is arranged between the inflation cavity and the disinfectant bottle, and an inflation cavity air inlet one-way valve is arranged on the side portion of the inflation cavity.

The vertical tube is provided with an inflation tube which can be communicated with the inflation cavity, the inflation tube is provided with an air needle, the side wall of the disinfectant bottle is provided with a rubber film, and the air needle can penetrate through the rubber film and be communicated with the interior of the disinfectant bottle.

The M-shaped three-position four-way valve, the liquid outlet pipe, the disinfectant bottle and the vertical pipe are only positioned in the shield, the liquid outlet extends out of the lower part of the shield, and the liquid outlet penetrates through the porous plate.

The M-shaped three-position four-way valve is positioned above the disinfectant bottle and the vertical pipe.

Due to the adoption of the technical scheme, compared with the prior art, the invention has the advantages that: air that the high pressure cylinder exported gets into the guard shield, makes the atmospheric pressure in the guard shield be higher than the external environment, avoids pathogen or dust to get into the guard shield, and simultaneously, the air passes through guard shield lower part blowout, strikes user's hand, blows down pathogen or dust, avoids pathogen or dust very easily to gather.

The invention is further described with reference to the following figures and detailed description.

Drawings

FIG. 1 is a schematic view of a disinfection device with low risk of cross-infection according to the present invention.

FIG. 2 is a schematic structural view of section A-A in FIG. 1.

Fig. 3 is a schematic structural view of a part B in fig. 2.

Fig. 4 is a schematic structural view of section C-C in fig. 3.

FIG. 5 is a schematic structural diagram of an M-type three-position four-way valve in the disinfection device with low risk of cross infection.

Fig. 6 is a schematic view of the internal structure of the back side of a disinfection device with low risk of cross-infection according to the invention.

FIG. 7 is a schematic diagram showing the piston-up state of the liquid storage chamber in the disinfection apparatus with low risk of cross-infection according to the present invention.

FIG. 8 is a schematic view showing a state in which a piston of a liquid storage chamber is lowered in a sterilizing apparatus with a low risk of cross-infection according to the present invention.

In the figure: 1-a housing; 2-a shield; 3-connecting the plates; 4-a liquid outlet; 5-an infrared switch; 6-air deflector; 7-an air collecting box; 8-a leg; a 9-M type three-position four-way valve; 10-main trachea; 11-main gas valve; 12-a high-pressure gas cylinder; 13-an exhaust pipe; 14-a first working air pipe; 15-a second working air pipe; 16-disinfectant bottles; 17-a gas filled tube; 18-a rubber membrane; 19-air needle; 20-air outlet one-way valve of the air charging cavity; 21-air inlet one-way valve of the inflation cavity; 22-a gas-filled cavity; 23-a gas-filled chamber piston; 24-an upper link; 25-a cylinder cavity; 26-cylinder chamber piston; 27-a lower link; 28-liquid storage cavity air hole; 29-liquid inlet one-way valve of the liquid storage cavity; 30-a liquid storage chamber piston; 31-liquid outlet one-way valve of the liquid storage cavity; 32-a liquid storage cavity; 33-bending part; 34-a perforated plate; 35-a liquid outlet pipe; 36-a lower interface; 37-a connecting tube; 38-a regulating valve; 39-bottle mouth; 40-a disinfectant; 41-main gas pipe via hole; 42-positive pressure trachea; 43-a standpipe.

Detailed Description

The embodiment is as follows: as shown in the attached drawings 1 to 8, the disinfection device with low risk of cross infection comprises a housing 1, wherein a support leg 8 is arranged at the lower part of the outer side of the housing 1, a high-pressure gas cylinder 12 is arranged at the lower part of the inner side of the housing 1, and compressed air is stored in the high-pressure gas cylinder 12. The upper portion of the outer side of the shell 1 is provided with an M-type three-position four-way valve 9 and a liquid outlet pipe 35, an air inlet P of the M-type three-position four-way valve 9 is connected with a main air pipe 10, the main air pipe 10 extends into the inner side of the shell 1 through a main air pipe through hole 41 formed in the shell 1 and is connected with a high-pressure air bottle 12, and preferably, the output end of the high-pressure air bottle 12 is provided with a main air valve 11.

The drain pipe 35 sets up horizontally, the drain pipe 35 upside is connected with disinfectant bottle 16 with the mode of dismantling, and is concrete, threaded connection has connecting pipe 37 on disinfectant bottle 16's the bottleneck 39, the preferred, the external screw thread has been seted up on the disinfectant bottle 16, the internal thread has been seted up to connecting pipe 37 upper end. Be equipped with governing valve 38 on the connecting pipe 37, the side is equipped with down interface 36 on the drain pipe 35, connecting

pipe

37 and 36 threaded connection of interface down, the preferred, the external screw thread has been seted up to connecting pipe 37 lower extreme, set up the internal thread down on the interface 36. When the disinfectant bottle 16 is installed, firstly, the regulating valve 38 is closed, and the connecting pipe 37 is installed on the bottle mouth 39 of the disinfectant bottle 16; then, the disinfectant bottle 16 is inverted, and the connecting tube 37 is arranged on the lower interface 36; finally, the regulating valve 38 is opened again, and the disinfecting liquid 40 in the disinfecting liquid bottle 16 can flow into the liquid outlet pipe 35.

Still including setting up in the standpipe 43 of drain pipe 35 tip, standpipe 43 includes from the bottom up is equipped with in proper order and deposits liquid chamber 32, cylinder chamber 25 and aerifys chamber 22, it has liquid chamber piston 30 to deposit liquid chamber 32 sliding connection, sliding connection has cylinder chamber piston 26 in cylinder chamber 25, it is equipped with lower connecting rod 27 to deposit between liquid chamber piston 30 and the cylinder chamber piston 26, adopt sealed the setting between lower connecting rod 27 and the standpipe 43, sealed mode adopts prior art, and it is not repeated here.

The first working port A of the M-type three-position four-way valve 9 is communicated with the upper end of the cylinder cavity 25 through a first working air pipe 14, the second working port B of the M-type three-position four-way valve 9 is communicated with the lower end of the cylinder cavity 25 through a second working air pipe 15, and a positive pressure air pipe 42 is arranged on an exhaust port 0 of the M-type three-position four-way valve 9. Deposit 32 lower extreme lateral part of sap cavity and be linked together with drain pipe 35, the drain pipe 35 tip is equipped with deposits sap cavity feed liquor check valve 29, standpipe 43 lower extreme intercommunication has liquid outlet 4, liquid outlet 4 is equipped with deposits sap cavity play liquid check valve 31, deposit sap cavity feed liquor check valve 29 and deposit sap cavity play liquid check valve 31 and all adopt prior art, no longer give unnecessary details here. The side part of the upper end of the liquid storage cavity 32 is provided with a plurality of liquid storage cavity air holes 28.

As shown in fig. 7 and 8, when in use, a user places his hand under the liquid outlet 4, at this time, the main air valve 11 and the M-shaped three-position four-way valve 9 are actuated, an air inlet P of the M-shaped three-position four-way valve 9 is communicated with a second working port B of the M-shaped three-position four-way valve 9, the exhaust port 0 of the M-shaped three-position four-way valve 9 is communicated with the first working port A of the M-shaped three-position four-way valve 9 to drive the cylinder cavity piston 26 and the liquid storage cavity piston 30 to ascend, so that the disinfectant 40 in the liquid outlet pipe 35 is sucked into the liquid storage cavity 32, then, the M-shaped three-position four-way valve 9 is reversed, an air inlet P of the M-shaped three-position four-way valve 9 is communicated with a first working port A of the M-shaped three-position four-way valve 9, and an exhaust port 0 of the M-type three-position four-way valve 9 is communicated with a second working port B of the M-type three-position four-way valve 9, so that the cylinder cavity piston 26 and the liquid storage cavity piston 30 are driven to descend, and the disinfectant 40 in the liquid storage cavity 32 is extruded out through the liquid outlet 4. When a user leaves the hand from the lower part of the liquid outlet 4, the M-shaped three-position four-way valve 9 is reversed, the first working port A and the second working port B of the M-shaped three-position four-way valve 9 are both in a closed state, and the cylinder cavity piston 26 and the liquid storage cavity piston 30 do not act.

An inflation cavity piston 23 is connected in the inflation cavity 22 in a sliding mode, an upper connecting rod 24 is arranged between the cylinder cavity piston 26 and the inflation cavity piston 23, the upper connecting rod 24 and the vertical pipe 43 are arranged in a sealing mode in the prior art, and details are omitted here. The inflatable cavity 22 is communicated with the disinfectant bottle 16, an inflatable cavity air outlet one-way valve 20 is arranged between the inflatable cavity 22 and the disinfectant bottle 16, and an inflatable cavity air inlet one-way valve 21 is arranged on the side portion of the inflatable cavity 22. Specifically, the vertical tube 43 is provided with an inflation tube 17 which can be communicated with the inflation cavity 22, the inflation tube 17 is provided with an air needle 19, the side wall of the disinfectant bottle 16 is provided with a rubber membrane 18, and the air needle 19 can penetrate through the rubber membrane 18 to be communicated with the interior of the disinfectant bottle 16. When in use, after the disinfectant bottle 16 is installed, the air needle 19 is inserted into the rubber film 18, and the air needle 19 is fixed by the elasticity of the rubber film 18 to prevent air leakage. When the cylinder cavity piston 26 ascends, the inflation cavity piston 23 is driven to ascend, the gas in the inflation cavity 22 is squeezed into the disinfectant bottle 16, so that the air pressure reduction of the disinfectant bottle 16 caused by the consumption of the disinfectant 40 is filled, the disinfectant 40 is ensured to smoothly flow out, when the cylinder cavity piston 26 descends, the inflation cavity piston 23 is driven to descend, and the external gas enters the inflation cavity 22.

The upper portion of the outer side of the shell 1 is detachably connected with a protective cover 2, specifically, one side of the protective cover 2 close to the shell 1 is bent outwards to form a connecting plate 3, and the connecting plate 3 is installed on the shell 1 through bolts. The lower part of the shield 2 is arranged in an open way, the M-type three-position four-way valve 9, the liquid outlet pipe 35, the disinfectant bottle 16 and the vertical pipe 43 are only positioned in the shield 2, and the M-type three-position four-way valve 9 is positioned above the disinfectant bottle 16 and the vertical pipe 43. The 2 lower parts of guard shield are connected with perforated plate 34 with the mode of dismantling, and is concrete, 2 lower extremes of guard shield are inwards buckled and are constituted the portion 33 of bending, perforated plate 34 passes through the bolt and installs on the portion 33 of bending, liquid outlet 4 stretches out, and is concrete from 2 lower parts of guard shield, liquid outlet 4 passes perforated plate 34. The left side and the right side of the lower portion of the shell 1 are both provided with air deflectors 6, infrared switches 5 are arranged on the inner sides of the air deflectors 6, and the infrared switches 5 are used for sensing whether hands of a user are located below the liquid outlet 4. The infrared switch 5 is made by the prior art and is not described in detail herein. The outer side of the shell 1 is also provided with an air collecting box 7 positioned below the shield 2, the air collecting box 7 is connected with an exhaust pipe 13, and the exhaust pipe 13 is provided with an exhaust fan.

When the disinfectant 40 is not needed, the air inlet P of the M-type three-position four-way valve 9 is communicated with the air outlet 0 of the M-type three-position four-way valve 9, the first working port a and the second working port B of the M-type three-position four-way valve 9 are both in a closed state, air output by the high-pressure air bottle 12 directly enters the shield 2 through the air outlet 0 of the M-type three-position four-way valve 9, so that the air pressure in the shield 2 is higher than the external environment, pathogens or dust are prevented from entering the shield 2, meanwhile, redundant air is sprayed out through the lower part of the shield 2 to impact the hand of a user, the pathogens or dust are blown down, and the air deflector 6 is favorable for keeping the air flow direction. The ejected gas enters the air collecting box 7 and is discharged out of the current environment through the exhaust pipe 13, so that harmless treatment is conveniently carried out.

When the cylinder cavity piston 26 and the liquid storage cavity piston 30 rise, the exhaust port 0 of the M-shaped three-position four-way valve 9 is communicated with the first working port A of the M-shaped three-position four-way valve 9, and gas originally positioned at the upper part of the cylinder cavity 25 enters the shield 2; when the cylinder cavity piston 26 and the liquid storage cavity piston 30 descend, the exhaust port 0 of the M-type three-position four-way valve 9 is communicated with the second working port B of the M-type three-position four-way valve 9, and the gas originally positioned at the lower part of the cylinder cavity 25 enters the shield 2. In all states, the exhaust port 0 is vented to maintain the pressure inside the shield 2.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention and should not be taken as limiting the scope of the invention. All equivalent changes and modifications made within the scope of the present invention shall fall within the scope of the present invention.

Claims

1. The disinfection device with the low cross infection risk comprises a shell (1) and is characterized in that a protective cover (2) is arranged on the upper portion of the outer side of the shell (1), one side, close to the shell (1), of the protective cover (2) is bent outwards to form a connecting plate (3), the connecting plate (3) is installed on the shell (1) through bolts, the lower portion of the protective cover (2) is arranged in an open mode, the lower end of the protective cover (2) is bent inwards to form a bent portion (33), a perforated plate (34) is installed on the bent portion (33) through bolts, a high-pressure gas cylinder (12) is arranged in the shell (1), the high-pressure gas cylinder (12) is communicated with the inner side of the protective cover (2), and a supply mechanism used for providing disinfectant (40) is arranged on the inner side of the protective cover (2);

the supply mechanism for providing the disinfectant (40) comprises an M-shaped three-position four-way valve (9) and a liquid outlet pipe (35) which are arranged on the upper part of the outer side of the shell (1), wherein an air inlet (P) of the M-shaped three-position four-way valve (9) is connected with a high-pressure gas cylinder (12), and the liquid outlet pipe (35) is detachably connected with a disinfectant bottle (16); the device is characterized by further comprising a vertical pipe (43), wherein the vertical pipe (43) comprises a liquid storage cavity (32) and a cylinder cavity (25) which are sequentially arranged from bottom to top, a liquid storage cavity piston (30) is connected in the liquid storage cavity (32) in a sliding manner, a cylinder cavity piston (26) is connected in the cylinder cavity (25) in a sliding manner, a lower connecting rod (27) is arranged between the liquid storage cavity piston (30) and the cylinder cavity piston (26), and a first working port (A) and a second working port (B) of the M-type three-position four-way valve (9) are respectively communicated with two ends of the cylinder cavity (25); deposit sap cavity (32) lower extreme lateral part and be linked together with drain pipe (35), drain pipe (35) tip is equipped with deposits sap cavity feed liquor check valve (29), standpipe (43) lower extreme intercommunication has liquid outlet (4), liquid outlet (4) are equipped with and deposit sap cavity play liquid check valve (31).

2. A disinfection device with a low risk of cross-infection according to claim 1, characterised in that: the left side and the right side of the lower part of the shell (1) are respectively provided with an air deflector (6).

3. A low risk cross-infection disinfection apparatus as claimed in claim 2, wherein: the air collecting box is characterized in that an air collecting box (7) located below the shield (2) is further arranged on the outer side of the shell (1), an exhaust pipe (13) is connected to the air collecting box (7), and an exhaust fan is arranged on the exhaust pipe (13).

4. A low risk cross-infection disinfection apparatus as claimed in claim 2, wherein: an infrared switch (5) is arranged on the inner side of the air deflector (6).

5. A low risk cross-infection disinfection apparatus as claimed in claim 1, wherein: the device is characterized in that a connecting pipe (37) is connected to the bottle mouth (39) of the disinfectant bottle (16) in a threaded mode, an adjusting valve (38) is arranged on the connecting pipe (37), a lower connector (36) is arranged on the side face of the liquid outlet pipe (35), and the connecting pipe (37) is connected with the lower connector (36) in a threaded mode.

6. A disinfection device with a low risk of cross-infection according to claim 1, characterised in that: the vertical tube (43) further comprises an inflation cavity (22) located above the air cylinder cavity (25), an inflation cavity piston (23) is connected in the inflation cavity (22) in a sliding mode, an upper connecting rod (24) is arranged between the air cylinder cavity piston (26) and the inflation cavity piston (23), the inflation cavity (22) is communicated with the disinfectant bottle (16), an inflation cavity air outlet one-way valve (20) is arranged between the inflation cavity (22) and the disinfectant bottle (16), and an inflation cavity air inlet one-way valve (21) is arranged on the side portion of the inflation cavity (22).

7. A low risk cross-infection disinfection apparatus as claimed in claim 1, wherein: the vertical tube (43) is provided with an inflation tube (17) which can be communicated with the inflation cavity (22), the inflation tube (17) is provided with an air needle (19), the side wall of the disinfectant bottle (16) is provided with a rubber membrane (18), and the air needle (19) can penetrate through the rubber membrane (18) to be communicated with the interior of the disinfectant bottle (16).

8. A low risk cross-infection disinfection apparatus as claimed in claim 1, wherein: the M-type three-position four-way valve (9), the liquid outlet pipe (35), the disinfectant bottle (16) and the vertical pipe (43) are only positioned in the shield (2), the liquid outlet (4) extends out of the lower part of the shield (2), and the liquid outlet (4) penetrates through the porous plate (34).

9. A low risk cross-infection disinfection apparatus as claimed in claim 1, wherein: the M-shaped three-position four-way valve (9) is positioned above the disinfectant bottle (16) and the vertical pipe (43).