CN211471370U

CN211471370U - A filter equipment for little biological detection

Info

Publication number: CN211471370U
Application number: CN201921672609.8U
Authority: CN
Inventors: 傅文贤
Original assignee: Guangzhou Qianjiang Biotechnology Co ltd
Current assignee: Wuhan Yingrui Biotechnology Co.,Ltd.
Priority date: 2019-10-09
Filing date: 2019-10-09
Publication date: 2020-09-11
Anticipated expiration: 2029-10-09

Abstract

The utility model discloses a filter equipment for microbial detection, including filter chamber, motor, rotation axis, driven shaft, ozone generator and sampling tube, its characterized in that: the filtering chamber is arranged on the support, the positioning plate is provided with a second bearing, the motor is arranged on the positioning plate, one end of the rotating shaft is connected with the motor, one end of the driven shaft is arranged outside the filtering chamber, the ozone generator is arranged at the top of the filtering chamber, and the sampling tube transversely penetrates through the fixing ring. The utility model discloses be provided with ultraviolet lamp on the spacing ring inner wall, the ultraviolet light that the ultraviolet lamp sent shines to a feeding section of thick bamboo inner wall and disinfects, by the microbial contamination on a feeding section of thick bamboo inner wall when avoiding containing a feeding section of thick bamboo, improves the precision of microbial detection result, places the card on the spacing ring with a feeding section of thick bamboo top, and the spacing ring plays limiting displacement to a feeding section of thick bamboo, improves the stability of a feeding section of thick bamboo at the in-process that contains the microbial liquid flow.

Description

A filter equipment for little biological detection

Technical Field

The utility model relates to a microbiological detection technical field specifically is a filter equipment for microbiological detection.

Background

At present, carrying out the in-process that the microorganism limit filtered the detection, the installation of instrument is very loaded down with trivial details with dismantling, especially when needing to carry out experiment many times, and the inconvenient of the installation dismantlement of instrument brings very big inconvenience for the testing work, however, filter equipment self can carry the microorganism, and the sterilization effect is not good, easily causes the influence to the microorganism in the testing process, reduces the precision of testing result.

Disclosure of Invention

The utility model aims at overcoming the problem that the filter equipment that current microorganism detected the usefulness exists that work efficiency is low, sterilization effect is not good, reduce the testing result precision, provide a filter equipment that is used for microorganism detection that structural design is reasonable, work efficiency is high, sterilization effect is good, the testing result precision is high.

The utility model provides a technical scheme that technical problem taken does:

the utility model provides a filter equipment for microorganism detects, includes filter chamber, motor, rotation axis, driven shaft, ozone generator and sampling tube, its characterized in that: the filter chamber is arranged on the bracket, the top of the filter chamber is provided with the feeding cylinder and the water inlet pipe, the side wall of the filter chamber is provided with the positioning plate, the first bearing and the fixing ring, the filter screen is transversely arranged in the filter chamber, the filter chamber is connected with the bracket, the water inlet pipe and the positioning plate by welding, the connecting strength between the filter chamber and the bracket, the water inlet pipe and the positioning plate is enhanced, the structural strength of the filter device is improved, the second bearing is arranged on the positioning plate, the motor is arranged on the positioning plate, the power cord is arranged on the motor, the motor is arranged on the positioning plate by bolts, the mounting efficiency and the stability of the motor after mounting are improved, the stability of the motor in the working process can also be improved, in order to control the rotating speed of the rotating shaft, the speed reducer which is adaptive to the motor in the prior art can be, the other end of the driven shaft extends into a bearing II, a gear I is arranged on the rotating shaft, one end of the driven shaft is arranged outside the filtering chamber, the other end of the driven shaft transversely penetrates through the bearing I and then extends into the filtering chamber, a gear II is arranged at one end of the driven shaft, a stirring plate is arranged on the driven shaft in the filtering chamber, a motor drives the rotating shaft to rotate forwards or reversely, the gear II on the rotating shaft drives the gear II to rotate forwards or reversely, the gear II drives the driven shaft and the stirring plate on the driven shaft to rotate forwards or reversely, so that the stirring plate fully stirs the liquid containing microorganisms in the filtering chamber, the liquid containing the microorganisms flows vertically in the filtering chamber, a sampling pipe is convenient to extract the content of the microorganisms under different purity liquids, the microorganisms are detected, the ozone generator is arranged at the top of the filtering chamber, an ozone inlet pipe is arranged on the ozone generator and is connected with the top of, before liquid containing microorganisms is filtered, valves on a water inlet pipe and a liquid discharge pipe are closed, a feeding cylinder is covered, a valve on an ozone inlet pipe is opened, an ozone generator is opened, ozone is blown into a filtering chamber, the ozone flows from top to bottom in the filtering chamber, sterilization treatment is carried out in the filtering chamber, the microorganisms in the filtering chamber are prevented from influencing a detection result, the sampling pipe transversely penetrates through a fixing ring, an air bag is arranged at one end of the sampling pipe, when the sampling pipe is used for sampling, gas in the air bag is discharged by pressing down the air bag, negative pressure is generated by the air bag to enable the liquid containing the microorganisms to be sucked into the sampling pipe, sampling of the microorganisms is completed, detection of the microorganisms is convenient, the microorganism-containing liquid on two sides of a screen is sampled by a plurality of sampling pipes, detection of the microorganisms of a plurality of samples is convenient, the accuracy of the detection result is improved, and after sampling of the sampling pipe is finished, another sampling tube is selected to be rapidly inserted into the fixing ring, so that the fixing ring is blocked, and the phenomenon that liquid containing microorganisms flows out from the fixing ring is avoided.

Preferably, the number of the filter screens in the filter chamber is 2-6, the mesh number of a single filter screen is sequentially increased from top to bottom, liquid containing microorganisms to be filtered is added into the filter chamber through the feeding cylinder, the liquid containing the microorganisms flows from top to bottom in the filter chamber under the action of gravity, the liquid containing the microorganisms in the flowing process is filtered through the multiple layers of filter screens, the detection on the microorganism content of the liquid with different purities is facilitated, and the detection efficiency and the detection quality of the microorganisms are improved.

Preferably, the peripheral filter chamber top of a feeding section of thick bamboo be provided with the spacing ring, pass the spacing ring with a feeding section of thick bamboo, and be provided with ultraviolet lamp on the spacing ring inner wall, adopt transparent material preparation with a feeding section of thick bamboo, make a feeding section of thick bamboo have transparency quality, the ultraviolet light that the ultraviolet lamp of being convenient for sent shines the sterilization to a feeding section of thick bamboo inner wall, avoid containing the liquid of microorganism to be contaminated by the microorganism on a feeding section of thick bamboo inner wall when a feeding section of thick bamboo, improve the precision of microorganism testing result, place the card on the spacing ring with a feeding section of thick bamboo top, the spacing ring plays limiting displacement to a feeding section of thick bamboo of vertical structure, improve a feeding section of thick bamboo and be containing the stability of microorganism.

Preferably, the motor set up to servo motor, the cross-section of gear one, gear two all set up to trapezium structure to be connected gear one and gear two, the motor drives rotation axis forward or the antiport, the epaxial gear of rotation drives gear two forward or the antiport, gear two drive the stirring board forward or the antiport on driven shaft and the driven shaft, make the liquid that contains the microorganism in the stirring board intensive mixing filter chamber, make the liquid that contains the microorganism vertical flow in the filter chamber, the sampling tube of being convenient for draws the content of microorganism under the different purity liquid, detect the microorganism.

Preferably, the water inlet pipe, the liquid discharge pipe and the ozone inlet pipe are all provided with valves, before the liquid containing microorganisms is filtered, the valves on the water inlet pipe and the liquid discharge pipe are closed, the feeding cylinder is covered, the valve on the ozone inlet pipe is opened, the ozone generator is opened, ozone is blown into the filtering chamber, the ozone flows from top to bottom in the filtering chamber, the sterilization treatment is carried out in the filtering chamber, the influence of microorganisms in the filtering chamber on the detection result is avoided, after the ozone sterilization, closing the valve on the ozone inlet pipe, opening the valve on the water inlet pipe, injecting boiling water into the filtering chamber, sterilizing the filtering chamber with boiling water, pressing the air bag on the sampling pipe to suck the boiling water into the sampling pipe, carry out sterilization treatment to the sampling tube inner wall, further reduce filter equipment self microorganism and produce the influence to the testing result, improve the precision of testing result.

Has the advantages that: the utility model discloses increasing the mesh number of single filter screen from top to bottom in proper order, in will needing filterable liquid that contains the microorganism to add the filter chamber through a feed cylinder, make the liquid that contains the microorganism flow from top to bottom under the action of gravity in the filter chamber, the liquid that contains the microorganism in the flow process filters through multilayer filter screen, is convenient for detect the microorganism content under the different purity liquid, has improved the detection efficiency and the detection quality of microorganism.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of a part of the structure of the present invention, illustrating a connection structure of the first gear and the second gear.

Fig. 3 is a schematic view of a part of the structure of the present invention, illustrating the connection structure of the driven shaft and the stirring plate.

Fig. 4 is a schematic view of a part of the structure of the present invention, illustrating the connection structure of the sampling tube and the air bag.

Fig. 5 is a schematic view of a part of the structure of the present invention, illustrating the connection structure of the feeding cylinder and the limiting ring.

Fig. 6 is a schematic diagram of another embodiment of the present invention.

Fig. 7 is a schematic view of a portion of the structure of fig. 6 according to the present invention, illustrating a connection structure of the sampling tube and the sealing ring.

In the figure: 1. the ozone generator comprises a filter chamber, a motor, a rotating shaft, a driven shaft, an ozone generator, a sampling tube, a support, a feeding cylinder, a positioning plate, a water inlet tube, a bearing I, a bearing II, a fixing ring, a liquid outlet tube, a filter screen, a bearing II, a valve 16, a valve 17, a limiting ring, an ultraviolet lamp 18, a power cord 19, a gear I, a gear II, a gear 22, a stirring plate, an ozone inlet tube 23, an air bag 24 and a sealing ring 25.

Detailed Description

The present invention will be described in more detail with reference to the accompanying drawings.

The first embodiment is as follows:

as shown in fig. 1 to 5, a filtering apparatus for microorganism detection comprises a filtering chamber 1, a motor 2, a rotating shaft 3, a driven shaft 4, an ozone generator 5 and a sampling tube 6, and is characterized in that: the filter chamber 1 is arranged on the bracket 7, the top of the filter chamber 1 is provided with the feeding cylinder 8 and the water inlet pipe 10, the side wall of the filter chamber 1 is provided with the positioning plate 9, the bearing I11 and the fixing ring 12, the filter screen 14 is transversely arranged in the filter chamber 1, the filter chamber 1 is connected with the bracket 7, the water inlet pipe 10 and the positioning plate 9 by welding, the connection strength between the filter chamber 1 and the bracket 7, the water inlet pipe 10 and the positioning plate 9 is enhanced, the structural strength of the filter device is improved, the positioning plate 9 is provided with the bearing II 15, the motor 2 is arranged on the positioning plate 9, the motor 2 is provided with the power cord 19, the motor 2 is arranged on the positioning plate 9 by bolts, the mounting efficiency and the stability of the motor 2 after mounting are improved, the stability of the motor 2 in the working process can also be improved, and the, a speed reducer which is adaptive to the motor 2 is arranged on the motor 2 in the prior art, one end of a rotating shaft 3 is connected with the motor 2, the other end of the rotating shaft 3 extends into a bearing II 15, a gear I20 is arranged on the rotating shaft 3, one end of a driven shaft 4 is arranged outside a filter chamber 1, the other end of the driven shaft transversely penetrates through a bearing I11 and then extends into the filter chamber 1, a gear II 21 is arranged at one end of the driven shaft 4, a stirring plate is arranged on the driven shaft 4 in the filter chamber 1, the motor 2 drives the rotating shaft 3 to rotate forwards or reversely, the gear I20 on the rotating shaft 3 drives the gear II 21 to rotate forwards or reversely, the gear II 21 drives the driven shaft 4 and the stirring plate 22 on the driven shaft 4 to rotate forwards or reversely, so that the stirring plate 22 fully stirs the liquid containing microorganisms in the filter chamber 1, and the liquid containing the microorganisms flows vertically in the filter, the sampling tube 6 is convenient for extracting the content of microorganisms under different purities of liquid and detecting the microorganisms, the ozone generator 5 is arranged at the top of the filtering chamber 1, the ozone inlet tube 23 is arranged on the ozone generator 5, the ozone inlet tube 23 is connected with the top end of the filtering chamber 1, before the liquid containing the microorganisms is filtered, the valve 16 on the water inlet tube 10 and the liquid discharge tube 13 is closed, the feeding cylinder 8 is covered, the valve 16 on the ozone inlet tube 23 is opened, the ozone generator 5 is opened, ozone is blown into the filtering chamber 1, the ozone flows from top to bottom in the filtering chamber 1, the sterilization treatment is carried out in the filtering chamber 1, the microorganisms in the filtering chamber 1 are prevented from influencing the detection result, the sampling tube 6 transversely passes through the fixing ring 12, the air bag 24 is arranged at one end of the sampling tube 6, when the sampling tube 6 is used for sampling, the air bag 24 is pressed to discharge the air in the air bag 24, the gasbag 24 produces the negative pressure and makes the liquid that contains the microorganism be inhaled in the sampling tube 6, accomplish the sample of microorganism, be convenient for detect the microorganism, a plurality of sampling tubes 6 sample the microorganism-containing liquid of screen cloth both sides, be convenient for detect the microorganism of a plurality of samples, improve the precision of testing result, after sampling tube 6 takes a sample, select another sampling tube 6 to insert fast in solid fixed ring 12, play the jam effect to solid fixed ring 12, the phenomenon of avoiding the liquid that contains the microorganism to flow from solid fixed ring 12 takes place.

Preferably, the number of the filter screens 14 in the filter chamber 1 is set to be 3, the mesh number of the single filter screen 14 is sequentially increased from top to bottom, the liquid containing the microorganisms to be filtered is added into the filter chamber 1 through the feeding cylinder 8, the liquid containing the microorganisms flows from top to bottom in the filter chamber 1 under the action of gravity, the liquid containing the microorganisms in the flowing process is filtered through the multiple layers of filter screens 14, the detection on the microorganism content of the liquids with different purities is facilitated, and the detection efficiency and the detection quality of the microorganisms are improved.

Preferably, 1 top of peripheral filter chamber of a feeding section of thick bamboo 8 be provided with spacing ring 17, pass a feeding section of thick bamboo 8 spacing ring 17, and be provided with ultraviolet lamp 18 on spacing ring 17 inner wall, adopt glass material preparation with a feeding section of thick bamboo 8, make a feeding section of thick bamboo 8 have the transparency quality, the ultraviolet light that the ultraviolet lamp of being convenient for sent shines the sterilization to a feeding section of thick bamboo 8 inner wall, by the microbial contamination on a feeding section of thick bamboo 8 inner wall when avoiding containing the liquid of microorganism to pass through a feeding section of thick bamboo 8, improve the precision of microbial detection result, place a feeding section of thick bamboo 8 top card on spacing ring 17, spacing ring 17 plays limiting displacement to a feeding section of thick bamboo 8 of vertical structure, improve a feeding section of thick bamboo 8 and contain the stability of microbial liquid flow in-process.

Preferably, the motor 2 is set as a servo motor 2, the cross sections of the first gear 20 and the second gear 21 are both set as a trapezoid structure, the first gear 20 is connected with the second gear 21, the motor 2 drives the rotating shaft 3 to rotate in the forward direction or the reverse direction, the first gear 20 on the rotating shaft 3 drives the second gear 21 to rotate in the forward direction or the reverse direction, the second gear 21 drives the driven shaft 4 and the stirring plate 22 on the driven shaft 4 to rotate in the forward direction or the reverse direction, so that the stirring plate 22 fully stirs the liquid containing the microorganisms in the filtering chamber 1, the liquid containing the microorganisms vertically flows in the filtering chamber 1, the sampling pipe 6 can conveniently extract the content of the microorganisms in the liquids with different purities, and the microorganisms can be detected.

Preferably, the water inlet pipe 10, the liquid discharge pipe 13 and the ozone inlet pipe 23 are all provided with valves 16, before filtering the liquid containing microorganisms, the valves 16 on the water inlet pipe 10 and the liquid discharge pipe 13 are closed, the feeding cylinder 8 is covered, the valve 16 on the ozone inlet pipe 23 is opened, the ozone generator 5 is opened, ozone is blown into the filtering chamber 1, the ozone flows from top to bottom in the filtering chamber 1, the filtering chamber 1 is sterilized, the microorganisms in the filtering chamber 1 are prevented from influencing the detection result, after the ozone is sterilized, the valve 16 on the ozone inlet pipe 23 is closed, the valve 16 on the water inlet pipe 10 is opened, boiling water is injected into the filtering chamber 1, the filtering chamber 1 is sterilized again by the boiling water, the air bag 24 on the sampling pipe 6 is pressed, the boiling water is sucked into the sampling pipe 6, the inner wall of the sampling pipe 6 is sterilized, and the influence of the microorganisms of the filtering device on the detection result is further reduced, the accuracy of the detection result is improved.

Example two:

as shown in figures 6-7: a filter equipment for microbiological detection, includes filter chamber 1, motor 2, rotation axis 3, driven shaft 4, ozone generator 5 and sampling tube 6, its characterized in that: the filter chamber 1 is arranged on the bracket 7, the top of the filter chamber 1 is provided with the feeding cylinder 8 and the water inlet pipe 10, the side wall of the filter chamber 1 is provided with the positioning plate 9, the bearing I11 and the fixing ring 12, the filter screen 14 is transversely arranged in the filter chamber 1, the filter chamber 1 is connected with the bracket 7, the water inlet pipe 10 and the positioning plate 9 by welding, the connection strength between the filter chamber 1 and the bracket 7, the water inlet pipe 10 and the positioning plate 9 is enhanced, the structural strength of the filter device is improved, the positioning plate 9 is provided with the bearing II 15, the motor 2 is arranged on the positioning plate 9, the motor 2 is provided with the power cord 19, the motor 2 is arranged on the positioning plate 9 by bolts, the mounting efficiency and the stability of the motor 2 after mounting are improved, the stability of the motor 2 in the working process can also be improved, and the, a speed reducer which is adaptive to the motor 2 is arranged on the motor 2 in the prior art, one end of a rotating shaft 3 is connected with the motor 2, the other end of the rotating shaft 3 extends into a bearing II 15, a gear I20 is arranged on the rotating shaft 3, one end of a driven shaft 4 is arranged outside a filter chamber 1, the other end of the driven shaft transversely penetrates through a bearing I11 and then extends into the filter chamber 1, a gear II 21 is arranged at one end of the driven shaft 4, a stirring plate is arranged on the driven shaft 4 in the filter chamber 1, the motor 2 drives the rotating shaft 3 to rotate forwards or reversely, the gear I20 on the rotating shaft 3 drives the gear II 21 to rotate forwards or reversely, the gear II 21 drives the driven shaft 4 and the stirring plate 22 on the driven shaft 4 to rotate forwards or reversely, so that the stirring plate 22 fully stirs the liquid containing microorganisms in the filter chamber 1, and the liquid containing the microorganisms flows vertically in the filter, the sampling tube 6 is convenient for extracting the content of microorganisms under different purities of liquid and detecting the microorganisms, the ozone generator 5 is arranged at the top of the filtering chamber 1, the ozone inlet tube 23 is arranged on the ozone generator 5, the ozone inlet tube 23 is connected with the top end of the filtering chamber 1, before the liquid containing the microorganisms is filtered, the valve 16 on the water inlet tube 10 and the liquid discharge tube 13 is closed, the feeding cylinder 8 is covered, the valve 16 on the ozone inlet tube 23 is opened, the ozone generator 5 is opened, ozone is blown into the filtering chamber 1, the ozone flows from top to bottom in the filtering chamber 1, the sterilization treatment is carried out in the filtering chamber 1, the microorganisms in the filtering chamber 1 are prevented from influencing the detection result, the sampling tube 6 transversely passes through the fixing ring 12, the air bag 24 is arranged at one end of the sampling tube 6, when the sampling tube 6 is used for sampling, the air bag 24 is pressed to discharge the air in the air bag 24, the gasbag 24 produces the negative pressure and makes the liquid that contains the microorganism be inhaled in the sampling tube 6, accomplish the sample of microorganism, be convenient for detect the microorganism, a plurality of sampling tubes 6 sample the microorganism-containing liquid of screen cloth both sides, be convenient for detect the microorganism of a plurality of samples, improve the precision of testing result, after sampling tube 6 takes a sample, select another sampling tube 6 to insert fast in solid fixed ring 12, play the jam effect to solid fixed ring 12, the phenomenon of avoiding the liquid that contains the microorganism to flow from solid fixed ring 12 takes place.

Preferably, the number of the filter screens 14 in the filter chamber 1 is set to 5, the mesh number of each filter screen 14 is sequentially increased from top to bottom, the liquid containing the microorganisms to be filtered is added into the filter chamber 1 through the feeding cylinder 8, the liquid containing the microorganisms flows from top to bottom in the filter chamber 1 under the action of gravity, the liquid containing the microorganisms in the flowing process is filtered through the multiple layers of filter screens 14, the detection on the microorganism content of the liquids with different purities is facilitated, and the detection efficiency and the detection quality of the microorganisms are improved.

Preferably, 1 top of peripheral filter chamber of a feeding section of thick bamboo 8 be provided with spacing ring 17, pass a feeding section of thick bamboo 8 spacing ring 17, and be provided with ultraviolet lamp 18 on spacing ring 17 inner wall, adopt acrylic material preparation with a feeding section of thick bamboo 8, make a feeding section of thick bamboo 8 have the transparency quality, the ultraviolet light that the ultraviolet lamp of being convenient for sent shines the sterilization to a feeding section of thick bamboo 8 inner wall, liquid by the microbial contamination on a feeding section of thick bamboo 8 inner wall when avoiding containing the microorganism through a feeding section of thick bamboo 8, improve the precision of microorganism testing result, place a card on spacing ring 17 with a feeding section of thick bamboo 8 top, spacing ring 17 plays limiting displacement to a feeding section of thick bamboo 8 of vertical structure, improve a feeding section of thick bamboo 8 and be containing the stability of microorganism liquid flow in-process.

Preferably, the outer wall of the sampling tube 6 is provided with a sealing ring 25, the sealing performance between the sampling tube 6 and the fixing ring 12 can be improved through the sealing ring 25, the situation that ozone, boiling water or microorganism-containing liquid flows out from the space between the sampling tube 6 and the fixing ring 12 in the processes of ozone sterilization, boiling water sterilization and microorganism-containing liquid filtration is avoided, and the safety is improved.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

The utility model discloses the part that does not relate to all is the same with prior art or can adopt prior art to realize.

Claims

1. The utility model provides a filter equipment for microorganism detects, includes filter chamber, motor, rotation axis, driven shaft, ozone generator and sampling tube, its characterized in that: the ozone filtering device is characterized in that the filtering chamber is arranged on a support, a feeding cylinder and a water inlet pipe are arranged at the top of the filtering chamber, a positioning plate, a first bearing and a fixing ring are arranged on the side wall of the filtering chamber, a filter screen is transversely arranged in the filtering chamber, a second bearing is arranged on the positioning plate, a motor is arranged on the positioning plate, a power cord is arranged on the motor, one end of a rotating shaft is connected with the motor, the other end of the rotating shaft extends into the second bearing, a first gear is arranged on the rotating shaft, one end of a driven shaft is arranged outside the filtering chamber, the other end of the driven shaft transversely penetrates through the first bearing and then extends into the filtering chamber, a second gear is arranged at one end of the driven shaft, a stirring plate is arranged on the driven shaft in the filtering chamber, the ozone generator is arranged at the top of the filtering chamber, an ozone inlet pipe is arranged, and one end of the sampling tube is provided with an air bag.

2. The filtration device for microorganism detection according to claim 1, characterized in that: the number of the filter screens in the filter chamber is set to be 2-6, and the mesh number of a single filter screen is increased from top to bottom in sequence.

3. The filtration device for microorganism detection according to claim 1, characterized in that: the top of the filter chamber around the feeding cylinder is provided with a limiting ring, the feeding cylinder passes through the limiting ring, and the inner wall of the limiting ring is provided with an ultraviolet lamp.

4. The filtration device for microorganism detection according to claim 1, characterized in that: the motor is a servo motor, the cross sections of the first gear and the second gear are both of a trapezoidal structure, and the first gear is connected with the second gear.

5. The filtration device for microorganism detection according to claim 1, characterized in that: the water inlet pipe, the liquid discharge pipe and the ozone inlet pipe are all provided with valves.