CN113186089B - Air plankton collector for clinical laboratory - Google Patents
Air plankton collector for clinical laboratory Download PDFInfo
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- CN113186089B CN113186089B CN202110474202.XA CN202110474202A CN113186089B CN 113186089 B CN113186089 B CN 113186089B CN 202110474202 A CN202110474202 A CN 202110474202A CN 113186089 B CN113186089 B CN 113186089B
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- 238000005070 sampling Methods 0.000 claims abstract description 37
- 238000003825 pressing Methods 0.000 claims abstract description 12
- 229920000742 Cotton Polymers 0.000 claims description 32
- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 10
- 244000309464 bull Species 0.000 claims description 8
- 241000894006 Bacteria Species 0.000 claims description 7
- 210000001503 joint Anatomy 0.000 claims description 7
- 238000005096 rolling process Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 8
- 238000001514 detection method Methods 0.000 abstract description 7
- 230000009471 action Effects 0.000 abstract description 5
- 238000009423 ventilation Methods 0.000 abstract description 5
- 238000004140 cleaning Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 2
- 244000005700 microbiome Species 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920001817 Agar Polymers 0.000 description 1
- 239000008272 agar Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- 108010025899 gelatin film Proteins 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M23/00—Constructional details, e.g. recesses, hinges
- C12M23/02—Form or structure of the vessel
- C12M23/10—Petri dish
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M23/00—Constructional details, e.g. recesses, hinges
- C12M23/38—Caps; Covers; Plugs; Pouring means
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M23/00—Constructional details, e.g. recesses, hinges
- C12M23/48—Holding appliances; Racks; Supports
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M29/00—Means for introduction, extraction or recirculation of materials, e.g. pumps
- C12M29/06—Nozzles; Sprayers; Spargers; Diffusers
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M33/00—Means for introduction, transport, positioning, extraction, harvesting, peeling or sampling of biological material in or from the apparatus
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Wood Science & Technology (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Chemical & Material Sciences (AREA)
- Zoology (AREA)
- Biomedical Technology (AREA)
- Sustainable Development (AREA)
- Microbiology (AREA)
- Biotechnology (AREA)
- Biochemistry (AREA)
- General Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Genetics & Genomics (AREA)
- Clinical Laboratory Science (AREA)
- Molecular Biology (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention provides an air plankton collector for a clinical laboratory, which relates to the technical field of air detection equipment and aims to solve the problems that when the existing air plankton collector for the clinical laboratory is used, a microporator needs to be cleaned frequently, a cylindrical cavity of the microporator is deeper, so that an operator is difficult to clean, the cleaning effect is poor, the ventilation of the microporator is easy to influence, a plate is usually directly placed on a fixing frame and lacks a reasonable and clamping structure, and when the collector is moved, the plate is easy to loose and fall off, and an error occurs in a detection result, and the air plankton collector comprises a sampling head; the sampling head is of a cylindrical cavity structure distributed in a vertical mode, a micropore seat is arranged at the top of the sampling head, and a top cover is arranged at the top of the micropore seat. According to the invention, the three brackets and the mounting plate are in a parallel state by pressing the plate downwards, and meanwhile, the three clamping plates clamp the plate by utilizing the elastic action of the tension spring, so that the plate can be mounted quickly and effectively.
Description
Technical Field
The invention belongs to the technical field of air detection equipment, and particularly relates to an air plankton collector for a clinical laboratory.
Background
The air plankton collector is widely applied to the fields of pharmaceutical industry, bioengineering, food and beverage industry, medical and health and the like, wherein the medical laboratory has higher requirements on the environment for aseptic production and use, the sampling detection of plankton is required for the clean room air in the dustless aseptic production or operation, the plankton is trapped by using a gel film or an agar-containing culture dish, the optimal environment for keeping the activity is created for bacteria, and the accurate and reliable measurement result is ensured.
For example, application number: the invention of CN201810720494.9 provides a plankton sampler for air quality detection, which comprises a base, a suction fan, a split-flow suction pipe, a top cover, a transparent plate, a sampling head, a filter plug, a top sealing plate, a slot, a knob and a partition plate; the base is of a rectangular cavity base structure, and an electric box with an operation panel is arranged on the left side of the top surface of the base; the top surface of the base is provided with a suction fan in a vertical mode, and the suction fan is electrically connected with the electric box through an electrical connection wire; the top surface inlet scoop of suction fan is connected with the air inlet cabin of a circular cavity structure, owing to the device has four station cavities, consequently can realize the collection of breathing in of single or a plurality of stations under controlled operational environment, and microorganism in the air adsorbs the cultivation and can realize the multistation and observe, according to the detection means that prior art had the microorganism that the station cavity gas was inhaled, obtains the comparison.
The existing airborne bacteria collector for clinical laboratory is when using, need often clear up the micropore ware, and the cylindricality cavity of micropore ware is darker, makes operating personnel clear up more difficultly, and the cleaning efficiency is relatively poor moreover, influences the air permeability of micropore ware easily, and the while plate is usually directly placed on the mount, lacks reasonable and clamp structure, and when removing the collector, the plate takes place not hard up droing easily, leads to the testing result to appear the error.
Disclosure of Invention
In order to solve the technical problems, the invention provides the air-borne bacteria collector for the clinical laboratory, which aims to solve the problems that when the conventional air-borne bacteria collector for the clinical laboratory is used, the microporous device needs to be cleaned frequently, a cylindrical cavity of the microporous device is deeper, so that an operator is difficult to clean, the cleaning effect is poor, the ventilation of the microporous device is easy to influence, a plate is usually directly placed on a fixing frame, a reasonable and clamping structure is absent, and the plate is easy to loose and fall off when the collector is moved, so that errors occur in detection results.
The invention discloses a purpose and an effect of an air plankton collector for a clinical laboratory, which are achieved by the following specific technical means:
an air plankton collector for clinical laboratory comprises a sampling head;
the sampling head is of a cylindrical cavity structure distributed in a vertical mode, a micropore seat is arranged at the top of the sampling head, and a top cover is arranged at the top of the micropore seat;
the sampling head comprises an air outlet and an air inlet pipe orifice, wherein the air outlet is distributed at the bottom of the sampling head in an inclined mode and is fixedly connected with the sampling head through bolts, the air inlet pipe orifice is arranged at the top of the sampling head, a plate is arranged above the air inlet pipe orifice, and the plate is fixedly clamped through three fixing clamps;
the micropore seat is of a cylindrical cavity structure, a micropore plate is arranged in the micropore seat cavity, the micropore seat cavity is divided into an upper part and a lower part through the micropore plate, a ratchet sleeve is arranged in the cavity at the bottom of the micropore seat, and the ratchet sleeve is positioned below the micropore plate of the micropore seat;
the control base is arranged below the sampling head, and the sampling head is connected with the control base through the handle.
Further, the air inlet pipe orifice comprises a supporting frame, a mounting plate and a bayonet, wherein the supporting frame is distributed at the top end of the air inlet pipe orifice in a circular array mode, the mounting plate is arranged at the top end of the supporting frame, the bayonet is arranged at the joint of the mounting plate and the supporting frame, and the fixing clamp is positioned in the bayonet.
Further, the micropore seat is including axle sleeve, sealing ring, first spout, draw-in groove and second spout, and the axle sleeve sets up in micropore board center department of micropore seat, and is equipped with the sealing ring in the axle sleeve to the sealing ring is made by elastic rubber material, and the draw-in groove is three setting up in micropore seat top cavity port department, and three draw-in grooves are annular array mode and distribute, and first spout and second spout are annular groove structure, and first spout and second spout are seted up respectively in micropore seat top and bottom cavity inner wall.
Further, the top cover comprises a knob, an opposite joint, clamping blocks and a stand column, wherein the knob is fixedly arranged on the top end of the top cover, the stand column is fixedly arranged on the bottom of the top cover in a vertical mode, the opposite joint is of an annular structure, the opposite joint is fixedly arranged on the bottom of the top cover, three clamping blocks are arranged on the outer peripheral surface of the opposite joint, and the three clamping blocks are distributed in an annular array mode.
Further, the stand column comprises a ratchet gear, first wiping cotton and a shaft rod, wherein the ratchet gear is fixedly arranged at the bottom end of the stand column, the shaft rod is distributed between the stand column and the butt joint opening in a ring-shaped array mode, and the first wiping cotton is rotatably arranged on the shaft rod;
when the top cover is in a connection state with the micropore seat, the ratchet wheel is inserted in the shaft sleeve in a sliding way, the clamping block is clamped in the clamping groove, the clamping block is in sliding connection with the micropore seat through the first sliding groove, the three first wiping cotton contacts with the micropore plate of the micropore seat, and the first wiping cotton is in rolling connection with the micropore plate of the micropore seat through the shaft rod.
Further, the fixing clamp comprises a bracket and clamping plates, the clamping plates are vertically distributed at the top of the bracket, the bracket and the clamping plates form an L-shaped structure, and the bracket is arranged at the bayonet.
Further, the bracket comprises a mounting groove, a pressing plate and a rotating shaft, the mounting groove is formed in the bracket, the pressing plate is located at the end of the bracket, the rotating shaft is symmetrically distributed on two sides of the bracket, and the bracket is rotationally connected with the supporting frame through the rotating shaft.
Further, the splint is including sliding sleeve, slide bar and extension spring, and the sliding sleeve sets up in splint bottom, and the sliding sleeve passes through mounting groove and bracket sliding connection, and the slide bar sets up in the mounting groove, and the slide bar slides and runs through the sliding sleeve, and extension spring suit is on the slide bar, and extension spring sets up between sliding sleeve and mounting groove inner wall.
Further, the ratchet sleeve is including second wiping cotton, push pedal and bull stick, ratchet sleeve and ratchet gear phase-match, and the ratchet sleeve rotates with the micropore seat through the axle sleeve and is connected to ratchet sleeve bottom is equipped with the push pedal, and the bull stick is three and is annular array mode and distribute between ratchet sleeve and second spout, and the bull stick passes through second spout and micropore seat sliding connection, all rotates on the three bull sticks and installs the second and wipe cotton to the second is wiped cotton and micropore seat's micropore board contacts.
Further, the push plate comprises a support column and a compression spring, wherein the support column is fixedly arranged at the top end of the push plate in a vertical mode, the top end of the support column is positioned in the ratchet sleeve, the compression spring is sleeved on the support column, and two ends of the compression spring are respectively connected with the push plate and the ratchet sleeve port.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the invention, the clamping blocks are clamped by the first sliding grooves through the rotating top cover, so that the top cover can be effectively prevented from sliding off when the device is carried, the first wiping cotton contacts with the micropore plates of the micropore seat, the first wiping cotton is in rolling connection with the micropore plates of the micropore seat through the shaft rod, and when the top cover is rotatably installed and disassembled, the micropore plates of the micropore seat can be wiped by the first wiping cotton, so that the device is convenient to use, and the ventilation effect of the micropore seat is ensured;
2. according to the invention, as the brackets are rotationally connected with the supporting frame through the rotating shaft, when the plate is installed, the plate is placed on the top of the installation plate, the three brackets and the installation plate are in a parallel state through the downward pressing of the plate, meanwhile, the three clamping plates clamp the plate by utilizing the elastic action of the tension springs, the plate can be quickly and effectively installed, when the plate is disassembled, the inner ends of the three brackets are tilted upwards by pushing the pressing plates downwards, the plate is stably lifted upwards by utilizing the three supporting points, and the plate is more convenient and faster to install and disassemble;
3. when the top cover and the micropore seat are in a connection state, the top cover is rotated, the ratchet sleeve is driven to rotate through the ratchet gear, so that the second wiping cotton is rotated, the sampling head is not required to be disassembled, the bottom surface of the micropore plate of the micropore seat is wiped, the structure is more reasonable, the support column is pushed downwards through the ratchet gear, the plate is applied with downward pressure by the push plate, the plate is effectively prevented from loosening and sliding when the device is moved, and the plate is further ensured to be fixed more firmly.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is an isometric view of the present invention.
Fig. 2 is a schematic view of the sampling head, mounting clip and plate attachment structure of the present invention.
Fig. 3 is a schematic view of the structure of the removed plate from fig. 2.
Fig. 4 is a schematic view showing a structure of the fixing clip and the air inlet pipe opening of the present invention in a separated state.
Fig. 5 is an enlarged schematic view of the structure of the portion a in fig. 4 according to the present invention.
FIG. 6 is a schematic top view of the micro-porous seat of the present invention.
Fig. 7 is a schematic view of the structure of the micropore seat in the bottom view.
Fig. 8 is a schematic view showing the structure of the separated state of the top cover, the ratchet sleeve and the push plate of the present invention.
In the figure, the correspondence between the component names and the drawing numbers is:
1. a sampling head; 101. an air outlet; 102. an air inlet pipe orifice; 1021. a support frame; 1022. a mounting plate; 1023. a bayonet; 2. a micropore seat; 201. a shaft sleeve; 202. a seal ring; 203. a first chute; 204. a clamping groove; 205. a second chute; 3. a top cover; 301. a knob; 302. an interface; 303. a clamping block; 304. a column; 3041. a ratchet gear; 3042. a first wipe; 3043. a shaft lever; 4. a handle; 5. a control base; 6. a fixing clamp; 601. a bracket; 6011. a mounting groove; 6012. pressing the plate; 6013. a rotating shaft; 602. a clamping plate; 6021. a sliding sleeve; 6022. a slide bar; 6023. a tension spring; 7. a plate; 8. ratchet sleeve; 801. a second wipe; 802. a push plate; 8021. a support column; 8022. a compression spring; 803. and (5) rotating the rod.
Detailed Description
Embodiments of the present invention are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the invention but are not intended to limit the scope of the invention.
In the description of the present invention, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Examples:
as shown in fig. 1 to 8:
the invention provides an air plankton collector for clinical laboratory, comprising a sampling head 1;
the sampling head 1 is of a cylindrical cavity structure distributed in a vertical mode, a micropore seat 2 is arranged at the top of the sampling head 1, and a top cover 3 is arranged at the top of the micropore seat 2; the top cover 3 comprises a knob 301, an opposite interface 302, clamping blocks 303 and an upright post 304, wherein the knob 301 is fixedly arranged at the top end of the top cover 3, the upright post 304 is fixedly arranged at the bottom of the top cover 3 in a vertical mode, the opposite interface 302 is of an annular structure, the opposite interface 302 is fixedly arranged at the bottom of the top cover 3, three clamping blocks 303 are arranged on the peripheral surface of the opposite interface 302, and the three clamping blocks 303 are distributed in an annular array mode;
the sampling head 1 comprises an air outlet 101 and an air inlet pipe orifice 102, wherein the air outlet 101 is distributed at the bottom of the sampling head 1 in an inclined mode and is fixedly connected with the sampling head 1 through bolts, the air inlet pipe orifice 102 is arranged at the top of the sampling head 1, a plate 7 is arranged above the air inlet pipe orifice 102, and the plate 7 is fixedly clamped through three fixing clamps 6; the air inlet pipe orifice 102 comprises a support frame 1021, a mounting plate 1022 and a bayonet 1023, wherein the support frame 1021 is distributed at the top end of the air inlet pipe orifice 102 in a ring-shaped array mode, the mounting plate 1022 is arranged at the top end of the support frame 1021, the bayonet 1023 is arranged at the joint of the mounting plate 1022 and the support frame 1021, and the fixing clamp 6 is positioned in the bayonet 1023; the fixing clamp 6 comprises a bracket 601 and a clamping plate 602, the clamping plate 602 is vertically distributed at the top of the bracket 601, the bracket 601 and the clamping plate 602 form an L-shaped structure, and the bracket 601 is arranged at a bayonet 1023;
the micropore seat 2 is of a cylindrical cavity structure, a micropore plate is arranged in the cavity of the micropore seat 2, the cavity of the micropore seat 2 is divided into an upper part and a lower part by the micropore plate, a ratchet sleeve 8 is arranged in the cavity at the bottom of the micropore seat 2, and the ratchet sleeve 8 is positioned below the micropore plate of the micropore seat 2; the micropore seat 2 comprises a shaft sleeve 201, a sealing ring 202, a first chute 203, a clamping groove 204 and a second chute 205, wherein the shaft sleeve 201 is arranged at the center of a micropore plate of the micropore seat 2, the sealing ring 202 is arranged in the shaft sleeve 201, the sealing ring 202 is made of elastic rubber materials, the clamping grooves 204 are arranged at the top cavity port of the micropore seat 2 in three places, the three clamping grooves 204 are distributed in an annular array manner, the first chute 203 and the second chute 205 are of annular groove structures, and the first chute 203 and the second chute 205 are respectively arranged at the top and the bottom cavity inner wall of the micropore seat 2;
a control base 5 is arranged below the sampling head 1, and the sampling head 1 is connected with the control base 5 through a handle 4.
The upright post 304 comprises a ratchet gear 3041, first wiping cotton 3042 and a shaft lever 3043, wherein the ratchet gear 3041 is fixedly arranged at the bottom end of the upright post 304, the shaft lever 3043 is distributed between the upright post 304 and the butt joint opening 302 in a ring-shaped array manner, and the first wiping cotton 3042 is rotatably arranged on the shaft lever 3043;
when top cap 3 is connected with micropore seat 2, ratchet gear 3041 slip is inserted in axle sleeve 201, and fixture block 303 joint in draw-in groove 204, and fixture block 303 passes through first spout 203 and micropore seat 2 sliding connection, rotate top cap 3 and utilize first spout 203 to carry out the joint to fixture block 303, can effectively prevent that top cap 3 from taking place the landing when carrying the device, three place first cotton 3042 of wiping contacts with micropore plate of micropore seat 2, and first cotton 3042 of wiping passes through axostylus axostyle 3043 and micropore plate roll connection of micropore seat 2, when top cap 3 rotates the installation and dismantles, can utilize first cotton 3042 of wiping to micropore plate of micropore seat 2, guarantee micropore seat 2's ventilation effect.
The bracket 601 comprises a mounting groove 6011, a pressing plate 6012 and a rotating shaft 6013, the mounting groove 6011 is formed in the bracket 601, the pressing plate 6012 is positioned at the end of the bracket 601, the rotating shaft 6013 is symmetrically distributed on two sides of the bracket 601, and the bracket 601 is rotationally connected with the support frame 1021 through the rotating shaft 6013;
the clamp plate 602 is including sliding sleeve 6021, slide bar 6022 and extension spring 6023, sliding sleeve 6021 sets up in clamp plate 602 bottom, and sliding sleeve 6021 passes through mounting groove 6011 and bracket 601 sliding connection, slide bar 6022 sets up in mounting groove 6011, and slide bar 6022 slides and runs through sliding sleeve 6021, extension spring 6023 suit is on slide bar 6022, and extension spring 6023 sets up between sliding sleeve 6021 and mounting groove 6011 inner wall, when installing dish 7, dish 7 is placed in the mounting plate 1022 top, push down messenger's three bracket 601 and mounting plate 1022 through dish 7 and be parallel state, simultaneously three clamp plates 602 utilize extension spring 6023's elastic action to press from both sides dish 7, can be fast effectual install dish 7, when dismantling dish 7, through pushing down pressing plate 6012, make three bracket 601 inner upwards perk, utilize three supporting points to upwards lift dish 7, and then dish 7 installs and dismantle more convenient and fast.
The ratchet sleeve 8 comprises second wiping cotton 801, a push plate 802 and a rotating rod 803, the ratchet sleeve 8 is matched with a ratchet gear 3041, the ratchet sleeve 8 is rotationally connected with the micropore seat 2 through a shaft sleeve 201, the push plate 802 is arranged at the bottom end of the ratchet sleeve 8, the rotating rod 803 is distributed between the ratchet sleeve 8 and the second sliding groove 205 in a ring-shaped array mode, the rotating rod 803 is slidably connected with the micropore seat 2 through the second sliding groove 205, the second wiping cotton 801 is rotationally arranged on the three rotating rods 803, the second wiping cotton 801 is in contact with a micropore plate of the micropore seat 2, when the top cover 3 is in a connection state with the micropore seat 2, the top cover 3 is rotated, the ratchet sleeve 8 is driven to rotate through the ratchet gear 3041, so that the second wiping cotton 801 is enabled to rotate, the sampling head 1 does not need to be disassembled, the bottom surface of the micropore plate of the micropore seat 2 is wiped, the use is convenient, and the structure is more reasonable;
push pedal 802 is including support column 8021 and compression spring 8022, support column 8021 is vertical mode fixed mounting in push pedal 802 top, and support column 8021 top is located ratchet cover 8, compression spring 8022 suit is on support column 8021, and compression spring 8022 both ends are connected with push pedal 802 and ratchet cover 8 port respectively, above-mentioned when top cap 3 is connected with micropore seat 2, promote support column 8021 downwards through ratchet wheel 3041, utilize push pedal 802 to exert down pressure to dish 7, effectively prevent to be loose the landing to the device when removing dish 7, further guarantee that dish 7 is fixed more firm.
In another embodiment, the end of the rotating rod 803 in the second chute 205 is sleeved with a sleeve, the sleeve is rotationally connected with the rotating rod 803, the sleeve is attached to the second chute 205, the rotating rod 803 is rotationally connected with the second chute 205 through the sleeve, and friction is reduced in a manner of rolling connection, so that the rotating rod 803 rotates stably, and the wiping effect of the second wiping cotton 801 on the microporous plate is more ideal.
Specific use and action of the embodiment:
in the use process, firstly, when the top cover 3 and the micropore seat 2 are in a connection state, the ratchet gear 3041 is slidably inserted into the shaft sleeve 201, the clamping block 303 is clamped in the clamping groove 204, the clamping block 303 is slidably connected with the micropore seat 2 through the first sliding groove 203, the top cover 3 is rotated to clamp the clamping block 303 through the first sliding groove 203, the top cover 3 can be effectively prevented from sliding down when the device is carried, the three first wiping cotton 3042 is contacted with the micropore plate of the micropore seat 2, the first wiping cotton 3042 is in rolling connection with the micropore plate of the micropore seat 2 through the shaft rod 3043, and when the top cover 3 is rotationally installed and detached, the first wiping cotton 3042 can be utilized to wipe the micropore plate of the micropore seat 2, so that the ventilation effect of the micropore seat 2 is ensured; meanwhile, when the top cover 3 and the micropore seat 2 are in a connection state, the top cover 3 is rotated, and the ratchet sleeve 8 is driven to rotate through the ratchet gear 3041, so that the second wiping cotton 801 rotates, the sampling head 1 does not need to be disassembled, the bottom surface of the micropore plate of the micropore seat 2 is wiped, the use is convenient, and the structure is more reasonable; meanwhile, when the top cover 3 and the micropore seat 2 are in a connection state, the supporting column 8021 is pushed downwards through the ratchet gear 3041, downward pressure is applied to the plate 7 by utilizing the push plate 802, the plate 7 is effectively prevented from loosening and sliding off when the device is moved, and further the plate 7 is ensured to be fixed more firmly;
in addition, when installing dish 7, dish 7 is placed at the mounting plate 1022 top, push down through dish 7 and make three brackets 601 and mounting plate 1022 be parallel state, simultaneously three splint 602 utilize extension spring 6023's elastic action to press from both sides tight to dish 7, can be quick effectual install dish 7, when dismantling dish 7, through pushing down pressing plate 6012, make three brackets 601 inner upwards perk, utilize three strong points to lift dish 7 steadily upwards, and then dish 7 installation and dismantlement convenient and fast more.
The embodiments of the invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (5)
1. An airborne bacteria collector for clinical laboratory, which is characterized in that: comprises a sampling head (1);
the sampling head (1) is of a cylindrical cavity structure distributed in a vertical mode, a micropore seat (2) is arranged at the top of the sampling head (1), and a top cover (3) is arranged at the top of the micropore seat (2);
the sampling head (1) comprises an air outlet (101) and an air inlet pipe orifice (102), wherein the air outlet (101) is distributed at the bottom of the sampling head (1) in an inclined mode and is fixedly connected with the sampling head (1) through bolts, the air inlet pipe orifice (102) is arranged at the top of the sampling head (1), a plate (7) is arranged above the air inlet pipe orifice (102), and the plate (7) is fixedly clamped through three fixing clamps (6);
the micropore seat (2) is of a cylindrical cavity structure, a micropore plate is arranged in the cavity of the micropore seat (2), the cavity of the micropore seat (2) is divided into an upper part and a lower part through the micropore plate, a ratchet sleeve (8) is arranged in the cavity at the bottom of the micropore seat (2), and the ratchet sleeve (8) is positioned below the micropore plate of the micropore seat (2);
a control base (5) is arranged below the sampling head (1), and the sampling head (1) is connected with the control base (5) through a handle (4);
the air inlet pipe orifice (102) comprises a supporting frame (1021), a mounting plate (1022) and a bayonet (1023), wherein the supporting frame (1021) is distributed at the top end of the air inlet pipe orifice (102) in a ring-shaped array mode, the mounting plate (1022) is arranged at the top end of the supporting frame (1021), the bayonet (1023) is arranged at the joint of the mounting plate (1022) and the supporting frame (1021), and the fixing clamp (6) is positioned in the bayonet (1023);
the micro-hole seat (2) comprises a shaft sleeve (201), a sealing ring (202), a first sliding groove (203), a clamping groove (204) and a second sliding groove (205), wherein the shaft sleeve (201) is arranged at the center of a micro-hole plate of the micro-hole seat (2), the sealing ring (202) is arranged in the shaft sleeve (201), the sealing ring (202) is made of elastic rubber materials, the clamping groove (204) is arranged at the top cavity port of the micro-hole seat (2) in three places, the three clamping grooves (204) are distributed in an annular array mode, the first sliding groove (203) and the second sliding groove (205) are of annular groove structures, and the first sliding groove (203) and the second sliding groove (205) are respectively arranged at the top and the bottom cavity inner wall of the micro-hole seat (2);
the top cover (3) comprises a knob (301), a butt joint opening (302), clamping blocks (303) and an upright post (304), wherein the knob (301) is fixedly arranged at the top end of the top cover (3), the upright post (304) is fixedly arranged at the bottom of the top cover (3) in a vertical mode, the butt joint opening (302) is of an annular structure, the butt joint opening (302) is fixedly arranged at the bottom of the top cover (3), three clamping blocks (303) are arranged on the peripheral surface of the butt joint opening (302), and the three clamping blocks (303) are distributed in an annular array mode;
the upright post (304) comprises a ratchet gear (3041), first wiping cotton (3042) and a shaft lever (3043), the ratchet gear (3041) is fixedly arranged at the bottom end of the upright post (304), the shaft lever (3043) is distributed between the upright post (304) and the butt joint opening (302) in a ring-shaped array mode, and the first wiping cotton (3042) is rotatably arranged on the shaft lever (3043);
when the top cover (3) is connected with the micropore seat (2), the ratchet gear (3041) is slidably inserted into the shaft sleeve (201), the clamping block (303) is clamped in the clamping groove (204), the clamping block (303) is slidably connected with the micropore seat (2) through the first sliding groove (203), the three first wiping cotton (3042) are contacted with the micropore plate of the micropore seat (2), and the first wiping cotton (3042) is in rolling connection with the micropore plate of the micropore seat (2) through the shaft rod (3043);
ratchet cover (8) including second wiping cotton (801), push pedal (802) and bull stick (803), ratchet cover (8) and ratchet wheel (3041) phase-match, and ratchet cover (8) rotate through axle sleeve (201) and micropore seat (2) and be connected, and ratchet cover (8) bottom is equipped with push pedal (802), bull stick (803) are the annular array mode and distribute between ratchet cover (8) and second spout (205) for three, and bull stick (803) are through second spout (205) and micropore seat (2) sliding connection, all rotate on three bull stick (803) and install second wiping cotton (801), and second wiping cotton (801) are contacted with micropore plate of micropore seat (2).
2. The airborne bacteria collector for clinical laboratory according to claim 1, wherein the fixing clamp (6) comprises a bracket (601) and clamping plates (602), the clamping plates (602) are vertically distributed on the top of the bracket (601), the bracket (601) and the clamping plates (602) form an L-shaped structure, and the bracket (601) is arranged at a bayonet (1023).
3. The air plankton collector for clinical laboratory according to claim 2, wherein the bracket (601) comprises a mounting groove (6011), a pressing plate (6012) and a rotating shaft (6013), the mounting groove (6011) is formed in the bracket (601), the pressing plate (6012) is located at the end of the bracket (601), the rotating shaft (6013) is symmetrically distributed on two sides of the bracket (601), and the bracket (601) is rotationally connected with the supporting frame (1021) through the rotating shaft (6013).
4. The airborne bacteria collector for clinical laboratory according to claim 2, wherein the clamping plate (602) comprises a sliding sleeve (6021), a sliding rod (6022) and a tension spring (6023), the sliding sleeve (6021) is arranged at the bottom of the clamping plate (602), the sliding sleeve (6021) is slidably connected with the bracket (601) through a mounting groove (6011), the sliding rod (6022) is arranged in the mounting groove (6011), the sliding rod (6022) slidably penetrates through the sliding sleeve (6021), the tension spring (6023) is sleeved on the sliding rod (6022), and the tension spring (6023) is arranged between the sliding sleeve (6021) and the inner wall of the mounting groove (6011).
5. The air plankton collector for clinical laboratory of claim 1, wherein the pushing plate (802) comprises a supporting column (8021) and a compression spring (8022), the supporting column (8021) is fixedly arranged at the top end of the pushing plate (802) in a vertical mode, the top end of the supporting column (8021) is positioned in the ratchet sleeve (8), the compression spring (8022) is sleeved on the supporting column (8021), and two ends of the compression spring (8022) are respectively connected with ports of the pushing plate (802) and the ratchet sleeve (8).
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