A multi-functional high-efficient bacterium detector for public place
Technical Field
The invention relates to the field of bacteria detection related equipment, in particular to a multifunctional efficient bacteria detector for public places.
Background
The personnel in public places are dense, particularly in places such as hospitals and the like, the personnel have high bacteria carrying capacity, particularly infectious virus and germs, and subsequent disinfection work cannot be carried out unless accurate detection is carried out, so that the spread and infection of the virus are easily caused. The traditional microbial bacteria detection means is to collect air microbes by a microbial sampler, culture the air microbes for 3 to 5 days by a culture medium and then identify the air microbes.
In patent CN 201711418932-a multifunctional high-efficiency bacteria detector for public places, through the work of electrifying a photoelectric sensor, the reagent on a detection rod reacts to emit fluorescence, the photoelectric sensor emits an electric signal after sensing the fluorescence, a detection module on a single chip microcomputer analyzes a detection result according to the electric signal, and can sample and detect at any time and any place.
And the mass flow of public place is great, detects through the bacterium detector who uses handheld type, needs regular the detecting moreover to guarantee the safety of public occasion, this just leads to in the testing process, needs the manpower to carry out diversified detection, both extravagant manpower, waste time again.
Disclosure of Invention
The invention aims to solve the problems and designs a multifunctional high-efficiency bacteria detector used in public places.
The multifunctional efficient bacteria detector comprises a box body, wherein a liquid culture medium storage device is arranged on one side above the inside of the box body, a flushing device is arranged on the other side above the inside of the box body, a bacteria culture detection device is arranged below the inside of the box body, an adjustable culture dish is used in the box body, so that the culture dish can culture bacteria and can also be flushed, the culture dish can be repeatedly used, outside air enters the box body to be in contact with the culture medium to culture the bacteria, and the bacteria count is detected through a colony counter, so that the bacteria content in the air is detected at regular time.
The liquid medium storage device comprises a culture medium box is installed to the inside top one end of box, the fluid infusion pipe is installed to culture medium box top, install the fluid infusion pipe cap on the fluid infusion pipe, the inside last surface mounting of culture medium box has level sensor, install the culture medium exit tube on the culture medium box lower surface, install solenoid valve one on the culture medium exit tube.
The flushing device comprises a flushing water tank mounted at the other end above the interior of the box body, a water inlet pipe mounted above the flushing water tank, a second electromagnetic valve mounted on the water inlet pipe, a water outlet pipe mounted below the flushing water tank, a one-way water valve mounted on the water outlet pipe, a flushing sleeve arranged below the flushing water tank, a lower surface of the flushing sleeve fixedly connected with the water outlet pipe, a flushing electric telescopic rod mounted inside the flushing sleeve, a movable piston mounted at a telescopic end of the flushing electric telescopic rod, the movable piston and the flushing sleeve are movably connected, a flushing pipe mounted on the lower surface of the flushing sleeve, a third electromagnetic valve mounted on the flushing pipe, and a water spraying device mounted at one end of the flushing.
The bacteria culture detection device comprises an air inlet pipe arranged in the center of the upper surface of a box body, a dust filter screen is arranged at the upper end of the air inlet pipe, a conical funnel is arranged at the lower end of the air inlet pipe, an air outlet pipe is arranged at the lower end of the side surface of one side of the conical funnel, the air outlet pipe is fixedly connected with the lower surface of the box body, a silent exhaust fan is arranged on the air outlet pipe, the lower end of the side surface of the other side of the conical funnel is fixedly connected with a culture medium outlet pipe, a culture medium sleeve is arranged at the lower end of the conical funnel, an electric telescopic rod is arranged at the lower end of the culture medium sleeve, a culture substrate plate is arranged at the telescopic end of the electric telescopic rod, a sealing piston is arranged on the surface of the outer side of the culture substrate plate and is movably connected with the, the glass baffle is installed to ultraviolet ray disinfection lamp top, glass baffle and disinfection recess fixed connection, install the blow off pipe on the culture medium sleeve surface of outer side, blow off pipe and box lower fixed surface are connected. A sewage discharge electromagnetic valve is arranged on the sewage discharge pipe,
the water spraying device comprises an annular water spraying support is installed at the center of the inner portion of the conical funnel, an annular water spraying pipe is installed at the center of the lower surface of the annular water spraying support, the annular water spraying pipe is fixedly connected with the flushing pipe, a plurality of water spraying nozzles are installed below the annular water spraying pipe, the water spraying nozzles are evenly distributed on the annular water spraying pipe, and a colony counter is installed at the center of the annular water spraying support.
The culture medium outlet pipe is inclined downwards.
The water spray nozzles are divided into two groups, wherein the direction of one group of water spray nozzles faces downwards, and the direction of the other group of water spray nozzles is parallel to the inclination of the conical funnel.
And a wireless signal receiving and transmitting device is arranged in the box body and is in signal connection with an external signal receiver.
The multifunctional efficient bacteria detector for the public places, which is manufactured by the technical scheme of the invention, is characterized in that the culture medium box and the flushing water box are arranged in the box body, and the culture base plate capable of adjusting the height is arranged, so that a liquid culture medium is placed on the culture base plate to culture bacteria, the colony number is calculated by the colony counter, after the calculation is completed, the liquid culture medium is flushed by the water spray nozzle and is disinfected by the ultraviolet disinfection lamp, and the next use is waited.
Drawings
FIG. 1 is a schematic structural diagram of a multifunctional high-efficiency bacteria detector for public use according to the present invention;
FIG. 2 is a schematic view of a culture substrate plate according to the invention;
FIG. 3 is a top view of a culture substrate plate according to the invention;
FIG. 4 is a schematic view of the circular sprinkler tube of the present invention;
in the figure, 1, a box body; 2. a culture medium box; 3. a liquid supplementing pipe; 4. a liquid supplementing pipe cap; 5. a liquid level sensor; 6. a culture medium outlet pipe; 7. a first electromagnetic valve; 8. a flush tank; 9. a water inlet pipe; 10. a second electromagnetic valve; 11. a water outlet pipe; 12. a one-way water valve; 13. flushing the sleeve; 14. washing the electric telescopic rod; 15. moving the piston; 16. a flush tube; 17. a third electromagnetic valve; 18. an air inlet pipe; 19. a dust filter screen; 20. a conical funnel; 21. an air outlet pipe; 22. a mute exhaust fan; 23. a culture medium sleeve; 24. an electric telescopic rod; 25. a culture substrate plate; 26. a sealing piston; 27. disinfecting the groove; 28. an ultraviolet disinfection lamp; 29. a glass baffle; 30. a blow-off pipe; 31. a blowdown electromagnetic valve; 32. an annular water spray bracket; 33. an annular water spray pipe; 34. a water spray nozzle; 35. a bacterial colony counter; 36. a wireless signal receiving transmitter.
Detailed Description
The invention is described in detail below with reference to the accompanying drawings, as shown in FIGS. 1-4, in this embodiment:
firstly, the box body 1 is arranged on the wall of a public place, the water inlet pipe 9 is connected with an external water pipe, the sewage discharge pipe 30 is connected with an external discharge pipeline, the device is connected with an external power supply, and when bacteria in the air need to be detected, a worker controls the device to operate through the wireless signal receiving and sending device 36;
when disinfection is needed, the ultraviolet disinfection lamp 28 is controlled to work firstly, the conical funnel 20 and the culture medium sleeve 23 are disinfected by the ultraviolet disinfection lamp 28, so that the accuracy of bacteria detection is guaranteed, after disinfection is finished, the electric telescopic rod 24 is controlled to move downwards for a certain distance, a culture medium dish shape is formed between the culture substrate plate 25 and the culture medium sleeve 23, the first control electromagnetic valve 7 is opened at the moment, liquid culture medium enters the conical funnel 20 from the culture medium outlet pipe 6 and flows to the upper part of the culture substrate plate 25, the discharge amount of the culture medium is detected through the liquid level sensor 5, and after a certain amount of liquid culture medium is discharged, the first electromagnetic valve 7 is closed;
at the moment, the mute exhaust fan 22 is controlled to start working, air enters the box body 1 through the air inlet pipe 18, meanwhile, dust is filtered through the dust filter screen 19, the air enters the conical funnel 20 through the air inlet pipe 18, the air is blown onto the liquid culture medium through the conical funnel 20, so that the liquid culture medium is fully contacted with the air, bacteria culture is started, the air is discharged out of the box body 1 through the air outlet pipe 21, after the bacteria culture is finished, the bacterial colony counter 35 is controlled to start bacterial colony counting, and after the counting is finished, the information is sent to an external information receiving end through the wireless signal receiving and sending device 36;
at this moment, the electric telescopic rod 24 is controlled to start to contract, the electric telescopic rod 24 drives the culture substrate plate 25 to start to descend, the culture substrate plate 25 is made to move to the lower side of the sewage discharge pipe 30, at this moment, the electric telescopic rod 14 is controlled to be impacted and supported to start working, water enters the flushing sleeve 13 through the water outlet pipe 11, then the water is pushed into the flushing pipe 16 through the movement of the movable piston 15, the water enters the annular water spray pipe 33 from the flushing pipe 16, finally the water is sprayed onto the conical funnel 20 and the culture substrate plate 25 through the water spray nozzle 34 to be flushed, the sewage discharge electromagnetic valve 31 is opened, water and liquid culture medium are discharged into an external sewage discharge pipeline through the sewage discharge pipe 30, finally the ultraviolet disinfection lamp 28 is controlled to work.
The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.