CN110411815A - Sample suspensions preparation facilities and method - Google Patents
Sample suspensions preparation facilities and method Download PDFInfo
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- CN110411815A CN110411815A CN201910725791.7A CN201910725791A CN110411815A CN 110411815 A CN110411815 A CN 110411815A CN 201910725791 A CN201910725791 A CN 201910725791A CN 110411815 A CN110411815 A CN 110411815A
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- lid
- collecting pipe
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- tube
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- 239000000725 suspension Substances 0.000 title claims abstract description 158
- 238000002360 preparation method Methods 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 title abstract description 11
- 238000010790 dilution Methods 0.000 claims abstract description 202
- 239000012895 dilution Substances 0.000 claims abstract description 202
- 238000005070 sampling Methods 0.000 claims abstract description 85
- 238000001914 filtration Methods 0.000 claims abstract description 79
- 238000007789 sealing Methods 0.000 claims description 41
- 230000000694 effects Effects 0.000 claims description 8
- 239000011435 rock Substances 0.000 claims description 2
- 238000009434 installation Methods 0.000 description 18
- 238000001514 detection method Methods 0.000 description 10
- 239000007788 liquid Substances 0.000 description 8
- 239000002245 particle Substances 0.000 description 6
- 230000002550 fecal effect Effects 0.000 description 4
- 238000007865 diluting Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000012898 sample dilution Substances 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/34—Purifying; Cleaning
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/38—Diluting, dispersing or mixing samples
Abstract
The present invention provides a kind of sample suspensions preparation facilities and method.Sample suspensions preparation facilities includes dilution tube, collecting pipe and connecting tube lid.Dilution tube is open at one end, has dilution chamber.Collecting pipe is open at one end, has collecting chamber.The sampling member and filtration members that connecting tube lid has lid, is installed on lid.Suspension runner is formed on lid, dilution tube and collecting pipe are removably installed in the opposite two sides of lid respectively, and are connected to by suspension runner.Wherein, sampling member is located in dilution chamber or collecting chamber, and filtration members are used to realize filtering between dilution chamber and collecting chamber.Sample suspensions preparation facilities provided by the invention and method make preparing for sample suspensions simple and easy, easy to operate.
Description
Technical field
The present invention relates to detection device technical field more particularly to a kind of sample suspensions preparation facilities and methods.
Background technique
Stool examination is one of clinical three big routine inspections.Excrement is by collecting, and dilution, stirring, filtering are to be made excrement
Fecal suspension is then placed on automatic tester again and carries out detection observation by just suspension.Due to fecal suspension preparation it is automatic
It is expensive to change instrument and equipment, it is lower in basic medical unit popularity, cause basic medical unit personnel that need to use artificial
It prepared by fecal suspension.Such mode preparation process is complicated, inconvenient for operation.
Summary of the invention
Based on this, it is necessary to for the problem of traditional fecal suspension preparation manipulation inconvenience, provide a kind of easy to operate
Sample suspensions preparation facilities and method.
A kind of sample suspensions preparation facilities, comprising:
Dilution tube open at one end has dilution chamber；
Collecting pipe open at one end has collecting chamber；And
Connecting tube lid with lid, is installed on the sampling member and filtration members of the lid, is formed with suspension on the lid
Runner, the dilution tube and the collecting pipe are removably installed in the opposite two sides of the lid respectively, and by described outstanding
The connection of liquid stream road；
Wherein, the sampling member is located in the dilution chamber or the collecting chamber, and the filtration members are used in the dilution
Filtering is realized between chamber and the collecting chamber.
In one embodiment, the dilution of diluting effect, the sampling member receiving have been contained in the dilution chamber
In in the collecting chamber.
It in one embodiment, further include sealing element, the sealing element is installed on the suspension runner and adopts far from described
Exemplar it is open at one end.
In one embodiment, the sealing element is sealing cover or sealing film.
In one embodiment, the lid includes first connecting portion and second connecting portion, the dilution tube with it is described
Either one or two of first connecting portion or the second connecting portion are coupled, the collecting pipe and the first connecting portion or described the
Another of two interconnecting pieces is coupled.
In one embodiment, the lid further includes main body base and the overflow part being set on the main body base and stream
Road portion offers suspension runner in the flow path portion, and the overflow part and the flow path portion interval are arranged, and with the overflow part
Outer wall and the main body base enclose and set to form overflow launder, the filtration members include filter screen, the filter screen cover in it is described overflow
The notch of chute.
In one embodiment, the filtration members further include filtering net cylinder, the filtering net cylinder and the filter screen position
In the same side of the lid, and is enclosed with the filter screen and set to form the filter chamber for being connected to the suspension runner, the filter screen
The mesh diameter of cylinder is greater than the mesh diameter of the filter screen.
A kind of sample suspensions preparation method, comprising:
Sampling member sampling；
The sampling member for being attached with sample is put into any of dilution tube or collecting pipe equipped with dilution, and will
The nozzle of the dilution tube or the collecting pipe any of of the lid sealing equipped with the dilution；
Any of the dilution tube or the collecting pipe equipped with the dilution are rocked, sample suspensions are prepared；
Another in the dilution tube or the collecting pipe is installed on lid backwards to the side of the sampling member, by institute
It states collecting pipe and the dilution tube is inverted, the sample suspensions are after filtration members filter from described in the suspension runner inflow on lid
In another in dilution tube or the collecting pipe.
It in one embodiment, further include to the dilution tube or the collection after the step of sampling member samples
Dilution is injected in any of pipe.
In one embodiment, any in the dilution tube or the collecting pipe equipped with the dilution is rocked
It is a, it further include the sealing element for opening the one end for the suspension runner being sealed on the lid after the step of preparing sample suspensions.
Above-mentioned sample suspensions preparation facilities and method, after sampling member is acquired sample, lid and dilution tube or receipts
Any of collector connection, so that sampling member can be contained in the respective tube body connected with lid installation.Store sampling member
Dilution is contained in tube body, sample is contacted with dilution, and sample suspensions can be formed after rocking.Further, lid with
Another connection in dilution tube or collecting pipe, the tube body for placing sampling member is stood upside down, and sample suspensions flow through suspension runner, and
Under the filtration of filtration members, another interior collection in dilution tube or collecting pipe is entered to.By the way that above-mentioned sample is arranged
Suspension preparation facilities, so that preparing for sample suspensions is simple and easy, it is easy to operate.
Detailed description of the invention
Fig. 1 is the overall structure diagram of sample suspensions preparation facilities in one embodiment of the invention；
Fig. 2 is the explosive view of sample suspensions preparation facilities shown in FIG. 1；
Fig. 3 is the use process figure of sample suspensions preparation facilities shown in FIG. 1.
Specific embodiment
To facilitate the understanding of the present invention, a more comprehensive description of the invention is given in the following sections with reference to the relevant attached drawings.In attached drawing
Give preferred embodiment of the invention.But the invention can be realized in many different forms, however it is not limited to herein
Described embodiment.On the contrary, purpose of providing these embodiments is keeps the understanding to the disclosure more saturating
It is thorough comprehensive.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.Term as used herein " vertical ", " horizontal ", " left side ",
" right side " and similar statement are for illustrative purposes only.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term " and or " used herein includes one or more phases
Any and all combinations of the listed item of pass.
Also referring to Fig. 1 and Fig. 2, the present invention provides a kind of sample suspensions preparation facilities 100, and it is outstanding to be used to prepare sample
Liquid, to test observation to sample.Specifically, sample can be excrement.Sample suspensions preparation facilities 100 includes dilution tube
110, connecting tube lid 120 and collecting pipe 130.
Dilution tube 110 is hollow structure open at one end, and has dilution chamber 111.Dilution tube 110 can be used for preparing sample
Suspension or for collecting sample suspensions.
Collecting pipe 130 is hollow structure open at one end, and has collecting chamber 131.If dilution tube 110 is used to prepare sample
Suspension, then collecting pipe 130 is for collecting sample suspensions；If dilution tube 110 is for collecting sample suspensions, collecting pipe 130 is used for
Prepare sample suspensions.
Connecting tube lid 120 has lid 121, sampling member 122 and filtration members 123.Suspension runner is formed on lid 121
1211.Specifically, lid 121 includes main body base 1212 and flow path portion 1218.Flow path portion 1218 is set on main body base 1212, and
Suspension runner 1211 is formed in flow path portion 1218.Specifically, the surface of main body base 1212, which offers, keeps away a hole 1217, flow path portion
1218 be arranged in main body base 1212 keep away a hole 1217, and be fastened in and keep away in a hole 1217, and the both ends that flow path portion 1218 is opposite
It extend out to and keeps away outside a hole 1217.
One side surface of flow path portion 1218, which is enclosed, to be set to form suspension runner 1211.Specifically, flow path portion 1218 can be sleeve.
The inner surface of sleeve, which encloses, to be set to form suspension runner 1211.Therefore, sample suspensions are only capable of flowing in or out from sleeve both ends open,
Sample suspensions are drained with facilitating.
Dilution tube 110 and collecting pipe 130 are removably installed in the opposite two sides of lid 121 respectively, and pass through suspension stream
Road 1211 is connected to.
Therefore, sample suspensions can switch between dilution chamber 111 and collecting chamber 131.
Specifically, lid 121 further includes first connecting portion 1213 and second connecting portion 1214.First connecting portion 1213 and
Two interconnecting pieces 1214 are set to the opposite two sides of main body base 1212.Dilution tube 110 and first connecting portion 1213 or second connecting portion
Either one or two of 1214 are coupled, another cooperation of collecting pipe 130 and first connecting portion 1213 or second connecting portion 1214 is pacified
Dress.
Specifically, first connecting portion 1213 and second connecting portion 1214 can be helicitic texture, connecting hole, positioning column or
Other structures, it is only necessary to guarantee that the structure of first connecting portion 1213 and second connecting portion 1214 and size must be equal.Implement one
In example, first connecting portion 1213 and second connecting portion 1214 are internal thread structure, the nozzle of dilution tube 110 and collecting pipe 130
End is provided with structure and the identical external thread structure of size, and the external thread structure of dilution tube 110 can be with first connecting portion 1213
And the cooperation of any of second connecting portion 1214, the external thread structure of collecting pipe 130 can be with first connecting portion 1213 and second
Another cooperation of interconnecting piece 1214.
The setting of helicitic texture, so that lid 121 and the connection type of dilution tube 110 and collecting pipe 130 are simple and easy, and
It with preferable sealing effect, can prevent during prepared by sample suspensions and collect, sample suspensions are from lid 121 and dilute
The leakage of the gap location of pipe 110 and collecting pipe 130.Moreover, set identical for first connecting portion 1213 and second connecting portion 1214,
And the external thread structure of the nose end of dilution tube 110 and collecting pipe 130 setting is also identical, therefore, even if by dilution tube 110 and receiving
The position of collector 130 is interchangeable, and dilution tube 110 and collecting pipe 130 and lid 121 can also carry out cooperation fixation, to meet more
Extensive installation requirements.
It should be noted that in other embodiments, first connecting portion 1213 and second connecting portion 1214 may be outer
The nose end of helicitic texture, dilution tube 110 and collecting pipe 130 is then respectively provided with internal thread structure.
Specifically, lid 121 further includes installation ring set, and main body base 1212 is plate structure, and installation ring set is sheathed on main body
Seat 1212, and the opposite two sides of main body base 1212 are protruded from, and the inner wall of the outer peripheral edge of main body base 1212 and installation ring set 1213
It abuts.The inner wall that installation ring set is located at 1212 opposite sides of main body base forms first connecting portion 1213 and second connecting portion 1214.
Specifically, flow path portion 1218 be located at installation ring set in, and flow path portion 1218 backwards to installation ring set a side surface enclose set to be formed it is outstanding
Liquid stream road 1211.
Since dilution tube 110 and collecting pipe 130 are tubulose, installation ring set is therefore sleeve-shaped works as first connecting portion
1213 and second connecting portion 1214 and dilution tube 110 and collecting pipe 130 when being coupled, first connecting portion 1213 and the second connection
Portion 1214 can be fixed from the circumferential direction of dilution tube 110 and collecting pipe 130 and dilution tube 110 and collecting pipe 130, so that dilution tube
110 and collecting pipe 130 and the installation of lid 121 it is stronger.
In addition, lid 121 further includes the limiting section 1215 being set on main body base 1212 and overflow part 1216.Limiting section
1215 and overflow part 1216 protrude from main body base 1212, and be respectively positioned on installation ring set 1213 in.By main body base 1212 outer rim extremely
Middle part is followed successively by first connecting portion 1213 (or second connecting portion 1214), then limiting section 1215, overflow part 1216 and flow path portion
1218.It is interval setting between two adjacent portions.
Limiting section 1215 and dilution tube 110 or collecting pipe 130 are backwards to first connecting portion 1213 and second connecting portion 1214
Side abuts.
Specifically, limiting section 1215 is held in the inner wall of dilution tube 110 or collecting pipe 130.When limiting section 1215 is held in
When the inner wall of dilution tube 110, installation ring set 1213 and 1215 collective effect of limiting section so that lid 121 and dilution tube 110 it
Between fixation it is more firm.When limiting section 1215 is held in the inner wall of collecting pipe 130, installation ring set 1213 and limiting section 1215 are total
Same-action, so that the fixation between lid 121 and collecting pipe 130 is more firm, sealing effect is more excellent.Certainly, in the present embodiment
In, limiting section 1215 or two, when dilution tube 110 and collecting pipe 130 connects with lid 121, one of them is limited
Portion 1215 is abutted with dilution tube 110, another limiting section 1215 is abutted with collecting pipe 130.So that dilution tube 110 and collecting pipe
Installation between 130 and connecting tube lid 120 is stronger.
Specifically, limiting section 1215 can be rod-shaped, sheet or ring-type.In one embodiment, limiting section 1215 is ring
Shape, therefore, limiting section 1215 can limit dilution tube 110 and collecting pipe 130 from dilution tube 110 and the circumferential direction of collecting pipe 130
Position, so that the installation between dilution tube 110 and collecting pipe 130 and first connecting portion 1213 and second connecting portion 1214 is stronger.
In one embodiment, dilution tube 110, collecting pipe 130 and lid 121 are about dilution tube 110 or collecting pipe 130
Axis is distributed at axial symmetry.
Therefore, when lid 121 and dilution tube 110 are installed, lid 121 can uniformly disperse the active force of dilution tube 110
To dilution tube 110；Similarly, lid 121 can uniformly be dispersed on collecting pipe 130 active force of collecting pipe 130, so that
Installation between dilution tube 110 and collecting pipe 130 and lid 121 is stronger, to prevent dilution tube 110 and collecting pipe 130 from lid
It is fallen on body 121.
Sampling member 122 is installed on lid 121, and is used for collecting sample.Specifically, sampling member 122 includes sampling column 1221
And it is installed on the sampling head 1222 of 1221 one end of sampling column.The one end of sampling column 1221 far from sampling head 1222 and lid 121 connect
It connects.Sampling head 1222 is for sampling.
Sampling member 122 is located in dilution chamber 111 or collecting chamber 131.
In one embodiment, the dilution of diluting effect has been contained in dilution chamber 111, sampling member 122 is contained in collection
In chamber 131.
It is damaged because of sampling member 122 can be prevented to be soaked in dilution for a long time when unused.In addition, can also keep
The drying of 122 original state of sampling member facilitates operator to operate sampling member 122 and samples.
It, can also be to have contained the dilution of diluting effect in collecting chamber 131 it should be noted that in other embodiments
Liquid, sampling member 122 are contained in dilution chamber 111, it is only necessary to guarantee that dilution can separate before being not used with sampling member 122.
Alternatively, dilution can not also be accommodated in dilution chamber 111 or collecting chamber 131, when the sampling of sampling member 122 needs to prepare sample
When this suspension, then into dilution chamber 111 or collecting chamber 131 inject dilution.
Filtration members 123 are installed on lid 121.Specifically, filtration members 123 and sampling member 122 are mountable to main body base
1212 opposite two sides.Alternatively, filtration members 123 and sampling member 122 are mountable to the identical side of main body base 1212.Dilution tube
110 and collecting pipe 130 be removably installed in the opposite two sides of lid 121 respectively, and be connected to by suspension runner 1211.
Filtration members 123 are used to realize filtering between dilution chamber 111 and collecting chamber 131.
For traditional sample suspensions preparation, under the pressure of the price of automated instruments equipment valuableness, primary care machine
Structure is only capable of the preparation by manually carrying out sample suspensions when preparing sample suspensions.During artificial preparation, user is needed
Work is acquired sample, stirs, preparing suspension and be collected by filtration, moreover, needing replacing during production multiple and different
Container, such preparation method process is complicated, inconvenient for operation.And in this application, after 122 collecting sample of sampling member, attachment
There is the sampling member 122 of sample to be contained in any of the dilution tube 110 for containing dilution or collecting pipe 130, lid
121 seal the nozzle of any of dilution tubes 110 or collecting pipe 130.
Sample suspensions preparation facilities further includes sealing element 140.Specifically, in the present embodiment, sealing element 140 is installed on outstanding
Liquid stream road 1211 is open at one end far from sampling member 122.
After sampling member 122 and dilution contact, the dilution tube 110 or collecting pipe of dilution are contained by rocking
130 can prepare sample suspensions.And sealing element 140 is covered in suspension runner 1211 far from the open at one end of sampling member 122, can be prevented
During rocking, dilution is splashed out and operating environment of pollution.
Further, sealing element 140 can be sealing cover, and sealing cover includes the first ladder and is set to the of the first ladder
Two ladders, the second ladder stretch in suspension runner 1211, and the inner wall clamping with suspension runner 1211, first it is stepped sealed in
The opening of suspension runner 1211.
Specifically, the inner wall of the second ladder and sleeve offsets, and the first ladder is covered in the open at one end of sleeve.Such side
Formula can facilitate the installation of sealing element 140, can also increase the contact area between sealing element 140 and sleeve, so that sealing element 140
Frictional force between sleeve is bigger, and the stability that both can have effectively installed between lift-off seal part 140 and sleeve also may make close
Sealing effect between sealing 140 and sleeve is more preferable.
Specifically, sealing element 140 can also seal film, and sealing film has the sealing performance of communication, and seal film thickness compared with
It is thin, when suspension runner 1211 by sealing film without directly tearing, can realize the company of dilution chamber 111 Yu collecting chamber 131 when sealing
It is logical.
Also referring to Fig. 3, the explanation of sample suspensions preparation process is carried out by taking an embodiment as an example.Preparing sample suspensions
Before, sampling member 122 is contained in collecting chamber 131, and dilution is contained in dilution chamber 111, to realize sampling member 122 and dilution
Separation.When needing to prepare sample suspensions, first collecting pipe 130 is removed from connecting tube lid 120, then by connecting tube lid 120
It is separated with dilution tube 110.In turn, after sampling member 122 samples, sampling member 122 is stretched in dilution chamber 111, and connecting tube lid 120 is close
Dilution tube 110 is sealed, sealing element 140 seals suspension runner 1211, and rocks dilution tube 110 and sample is sufficiently connect with dilution
Touching, and dilute and form sample suspensions.In the present embodiment, due to having first connecting portion 1213 and the second connection on lid 121
Portion 1214, therefore, when sampling member 122 is shifted out of collecting pipe 130 and is accommodated to dilution tube 111, connecting tube lid 120 with
Dilution tube 110 and collecting pipe 130 can be cooperatively connected.And connecting tube lid 120 seals dilution tube 110, sealing element 140 seals suspension
Runner 1211 can prevent dilution tube 110 during rocking, and the sample suspensions in the dilution tube 110 are from suspension runner 1211
Opening be sputtered onto outside dilution tube 110.
Further, when Sample Dilution finishes, sealing element 140 is dismantled, collecting pipe 130 and lid 121 are backwards to sampling member
122 side connection, dilution tube 110 and collecting pipe 130 is inverted, sample suspensions flow through suspension runner 1211, and in filtration members
It under 123 filtration, enters in collecting pipe 130 and collects, in case detection uses.By the way that above-mentioned sample suspensions preparation dress is arranged
100 are set, so that completely using being manually stirred, filter, collect in the preparation compared to the prior art of sample suspensions
For, more convenient operation, use is simpler.When needing using sample suspensions, directly sample suspensions are fallen from collecting pipe 130
Out, so that the use of sample suspensions is also more convenient.Alternatively, can also directly put collecting pipe 130 is placed in automatic tester
Upper progress is automatic to inhale sample detection, to realize preferable detection efficiency.
It should be noted that for convenience of sample suspensions are carried out flowing transfer between dilution tube 110 and collecting pipe 130,
Dilution tube 110 and collecting pipe 130 can be also made by the material with certain rigidity and elasticity.Therefore, when in dilution tube 110
Sample when shifting and collect into collecting pipe 130, can be by squeezing the tube wall of dilution tube 110, so that the volume of dilution chamber 111
Reduce, facilitates the sample suspensions in dilution chamber 111 to be flowed into collecting pipe 130 under the action of extruding and collect.Similarly, work as sample
Suspension is flowed into out of collecting pipe 130 when shifting and collect in dilution tube 110, can also be received by squeezing collecting pipe 130 with facilitating
Sample suspensions in collection chamber 131, which flow into dilution chamber 111, to be collected.
In one embodiment, filtration members 123 and sampling member 122 are located at the same side of main body base 1212.Filtration members 123 include
Filter screen 1233 and filtering net cylinder 1232.
Specifically, in one embodiment, filtration members 123 include filter screen 1233.The overflow part 1216 and runner of lid 121
The setting of the interval of portion 1218, and enclose to set to form overflow launder 1219 with the outer wall of overflow part 1216 and main body base 1212.Filtration members 123
Filter screen 1233 is covered in the notch of overflow launder 1219.
Specifically, overflow part 1216 can be the plate structure of arc, or sheet, or ring set.One
In embodiment, overflow part 1216 is ring set, and overflow part 1216 is sheathed on sleeve, and is arranged with the outer wall interval of sleeve.
Filtration members 123 further include the filtering net cylinder 1232 for connecting sampling member 122 and overflow part 1216.Filtering net cylinder 1232 with
Filter screen 1233 is located at the same side of lid 121, and encloses with filter screen 1233 and set to form the filter chamber for being connected to suspension runner 1211
1231, the mesh diameter of filtering net cylinder 1232 is greater than the mesh diameter of filter screen 1233.
Specifically, filtering net cylinder 1232 and filter screen 1233 are located at the same side of main body base 1212.Filtering net cylinder 1232
One end end face is abutted with overflow part 1216 far from one end end face of main body base 1212, the other end face of filtering net cylinder 1232 with adopt
Sample column 1221 abuts.
The mesh diameter and mesh count of filtering net cylinder 1232 can be configured according to demand.In one embodiment, when
Dilution is contained in dilution tube 110, when collecting pipe 130 is used to collect sample suspensions, if dilution tube 110 and collecting pipe 130 fall
Vertical, the sample suspensions in dilution chamber 111 can enter in filter chamber 1231 from the grid of filtering net cylinder 1232.Partial size is greater than mesh
The sample of diameter is barred from outside filter chamber 1231.Therefore, the setting of filtering net cylinder 1232 may filter that sample suspensions, so that entering to
The sample particle in suspension in filter chamber 1231 is medium or smaller.
When the sample suspensions in dilution chamber 111 are after the filtration of filtering net cylinder 1232 enters in filter chamber 1231,
It since the sample suspensions needed for examining are preferably that sample particle is moderate, is not easy too small, is also not easy excessive, therefore, dilution tube 110 falls
Immediately, the lesser sample of part partial size in filter chamber 1231 can be entered in overflow launder 1219 by filter screen 1233,
And it is contained in overflow launder 1219.In turn, from the small particle passed through in the suspension that suspension runner 1211 flows out in filter chamber 1231
Sample size it is less, most of is the sample of medium grain size, so as to promote the precision of detection.
In one embodiment, filtering net cylinder 1232 has big end and small end.The outer diameter of filtering net cylinder 1232 is along big end to small
The direction at end is gradually reduced.Big end is connect with overflow part 1216, and small end is connect with sampling member 122.
Big end end face is connect with overflow part 1216 far from one end end face of main body base 1212, small end end face and sampling column 1221
One end end face far from sampling head 1222 connects.Therefore, when filtering net cylinder 1232 is connect with sampling column 1221 and stretches to dilution
Chamber 111 perhaps in collecting chamber 131 when filtering net cylinder 1232 and dilution chamber 111 or the inner wall of collecting chamber 131 between have it is larger
Gap, can facilitate filtering net cylinder 1232 be arranged in dilution tube 110 or collecting chamber 131 opening and along dilution tube 110 or collect
The axis direction sliding that chamber 131 is open.In turn, filtering net cylinder 1232 can stretch in dilution chamber 111 or collecting chamber 131 and be consolidated
It is fixed, to realize its filtration.
Above-mentioned sample suspensions preparation facilities 100, after sampling member 122 is acquired sample, lid 121 and dilution tube 110
Or the connection of any of collecting pipe 130, so that sampling member 122 can be contained in and the corresponding tube body of the installation connection of lid 121
It is interior.It stores in the tube body of sampling member 122 and is contained with dilution, sample is contacted with dilution, and can be formed sample after rocking and be hanged
Liquid.Further, lid 121 is connect with another in dilution tube 110 or collecting pipe 130, will place the pipe of sampling member 122
Body stands upside down, and sample suspensions flow through suspension runner, and under the filtration of filtration members 123, enters to dilution tube 110 or collects
It is collected in another in pipe 130.By the way that above-mentioned sample suspensions preparation facilities 100 is arranged, so that preparing for sample suspensions is simple
It is easy, it is easy to operate.
The present invention also provides a kind of sample suspensions preparation methods.Specific steps are as follows:
Sampling member sampling；
The sampling member for being attached with sample is put into any of dilution tube or collecting pipe equipped with dilution, and by lid
The nozzle of dilution tube or collecting pipe any of of the sealing equipped with dilution；
Any of dilution tube or collecting pipe equipped with dilution are rocked, sample suspensions are prepared；
Another in dilution tube or collecting pipe is installed on side of the lid backwards to sampling member, by collecting pipe and dilution tube
It is inverted, sample suspensions are after filtration members filter out of, the suspension runner on lid flows into dilution tube or collecting pipe another.
Specifically, sampling member is for sampling.
After sampling member sampling, sampling member is put into any of dilution tube equipped with dilution or collecting pipe, so that
Sample can come into full contact with dilution.And then the nozzle of dilution tube or collecting pipe any of of the lid sealing equipped with dilution,
To seal the nozzle that dilution is housed.Any of dilution tube or collecting pipe equipped with dilution are rocked, sample can be with dilution
Liquid comes into full contact with, and prepares sample suspensions.
In turn, another in dilution tube or collecting pipe is installed on side of the lid backwards to sampling member, by collecting pipe and
Dilution tube is inverted, and sample suspensions flow into after filtration members filter from the suspension runner on lid another in dilution tube or collecting pipe
In a.
Specifically, if dilution tube is provided with dilution, sampling member is put into dilution tube after sampling, lid cover in
The nozzle of dilution tube.After rocking sample suspensions, collecting pipe is set to side of the lid backwards to sampling member, and sample suspensions are by position
In in dilution tube or collecting pipe filtration members and suspension runner after enter in collecting pipe and collect.
If collecting pipe is provided with dilution, sampling member is put into collecting pipe after sampling, and lid is covered in collecting pipe
Nozzle.After rocking and preparing sample suspensions, dilution tube is set to side of the lid backwards to sampling member, and sample suspensions are by being located at
It enters in dilution tube and collects after filtration members and suspension runner in collecting pipe or dilution tube.
Specifically, filtration members are contained in dilution tube or collecting pipe, and sample suspensions can pass through mistake before suspension runner
Filter, and then entered in another in dilution tube or collecting pipe and be collected by suspension runner；Alternatively, sample suspensions can also
It filters, is entered to after the filtration by filtration members by the sample suspensions of suspension runner dilute after through suspension runner
It releases and is collected in another in pipe or collecting pipe.By filtered sample suspensions, sample particle meets detection demand.
Specifically, filtering includes primary filtering and secondary filter, and corresponding, filtration members include the first filtration members and the second mistake
Part is filtered, the mesh diameter of the first filtration members is greater than the mesh diameter of the second filtration members.First filtration members are larger for filtering partial size
Sample, the second filtration members are for filtering the lesser sample of partial size.Specifically, after the filtering of the first filtration members, partial size is larger
Sample stay in any of dilution tube or collecting pipe equipped with dilution.It is most of after the filtering of the second filtration members
The lesser sample of partial size is isolated in outside another in dilution tube or collecting pipe, so that entering to dilution tube or collecting pipe is another
It is a in sample suspensions partial size maintain essentially in it is medium, with meets detect the needs of.
Certainly, if detection demand change, for example, detection sample suspensions, in sample particle should be smaller.Then
Second filtration members are set as may filter that partial size is medium sample, so that eventually entering into dilution tube or collecting pipe in another
It is the lesser sample suspensions of sample particle.
Sample suspensions are prepared by such method, so that complete user in the preparation compared to the prior art of sample suspensions
Work be stirred, filter, collecting and etc. for, more convenient operation, use is simpler.When needing using sample suspensions, directly
It connects and pours out sample suspensions from another in dilution tube or collecting pipe, so that the use of sample suspensions is also more convenient.
It is detected alternatively, another in dilution tube or collecting pipe can also be placed directly in automatic tester and carry out automatic sample of inhaling, with reality
Now preferable detection efficiency.
It in one embodiment, further include being infused into any of dilution tube or collecting pipe after the step of sampling member samples
Enter dilution.
Do not have dilution when indicating initial in dilution tube or collecting pipe herein, it is therefore, outstanding not preparing sample
Before liquid, no matter sampling member is contained in dilution tube or collecting pipe, and sampling member can all be prevented to be soaked in dilution and steep bad.
In one embodiment, any of dilution tube or collecting pipe equipped with dilution are rocked, sample suspensions are prepared
It further include the sealing element for opening the one end for the suspension runner being sealed on lid after step.
Specifically, sealing element is sealed in the one end of suspension runner far from sampling member.The setting of sealing element can prevent from rocking
During preparing sample suspensions, sample suspensions are sputtered onto operating environment from one end of suspension runner, cause to be stained in operating environment
Contaminate sample suspensions.When that need to be collected to sample suspensions, sealing cover is opened, the sample suspensions prepared can pass through suspension runner
It is collected out of another that flowed into any of dilution tube or collecting pipe in dilution tube or collecting pipe.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of sample suspensions preparation facilities characterized by comprising
Dilution tube open at one end has dilution chamber；
Collecting pipe open at one end has collecting chamber；And
Connecting tube lid with lid, is installed on the sampling member and filtration members of the lid, is formed with suspension stream on the lid
Road, the dilution tube and the collecting pipe are removably installed in the opposite two sides of the lid respectively, and pass through the suspension
Runner connection；
Wherein, the sampling member is located in the dilution chamber or the collecting chamber, the filtration members be used for the dilution chamber with
Filtering is realized between the collecting chamber.
2. sample suspensions preparation facilities according to claim 1, which is characterized in that contained dilution in the dilution chamber
The dilution of effect, the sampling member are contained in the collecting chamber.
3. sample suspensions preparation facilities according to claim 1, which is characterized in that it further include sealing element, the sealing element
The suspension runner is installed on far from the open at one end of the sampling member.
4. sample suspensions preparation facilities according to claim 3, which is characterized in that the sealing element is sealing cover or sealing
Film.
5. sample suspensions preparation facilities according to claim 1, which is characterized in that the lid include first connecting portion and
Second connecting portion, the dilution tube are coupled with either one or two of the first connecting portion or the second connecting portion, the receipts
Collector is coupled with another of the first connecting portion or the second connecting portion.
6. sample suspensions preparation facilities according to claim 1, which is characterized in that the lid further includes main body base and sets
The overflow part and flow path portion being placed on the main body base, offer suspension runner in the flow path portion, the overflow part with it is described
The setting of flow path portion interval, and enclose to set to form overflow launder with the outer wall of the overflow part and the main body base, the filtration members include
Filter screen, the filter screen are covered in the notch of the overflow launder.
7. sample suspensions preparation facilities according to claim 6, which is characterized in that the filtration members further include filter screen
Cylinder, the filtering net cylinder and the filter screen are located at the same side of the lid, and enclose to set to be formed with the filter screen and be connected to institute
The filter chamber of suspension runner is stated, the mesh diameter of the filtering net cylinder is greater than the mesh diameter of the filter screen.
8. a kind of sample suspensions preparation method characterized by comprising
Sampling member sampling；
The sampling member for being attached with sample is put into any of dilution tube or collecting pipe equipped with dilution, and by lid
The nozzle of the dilution tube or the collecting pipe any of of the sealing equipped with the dilution；
Any of the dilution tube or the collecting pipe equipped with the dilution are rocked, sample suspensions are prepared；
Another in the dilution tube or the collecting pipe is installed on lid backwards to the side of the sampling member, by the receipts
Collector and the dilution tube are inverted, and the sample suspensions flow into the dilution from the suspension runner on lid after filtration members filter
In another in pipe or the collecting pipe.
9. sample suspensions preparation method according to claim 8, which is characterized in that after the step of sampling member samples also
Including injecting dilution into any of the dilution tube or the collecting pipe.
10. sample suspensions preparation method according to claim 8, which is characterized in that rock the institute equipped with the dilution
It further include opening to be sealed on the lid after the step of stating any of dilution tube or the collecting pipe, preparing sample suspensions
Suspension runner one end sealing element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910725791.7A CN110411815A (en) | 2019-08-07 | 2019-08-07 | Sample suspensions preparation facilities and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910725791.7A CN110411815A (en) | 2019-08-07 | 2019-08-07 | Sample suspensions preparation facilities and method |
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| CN110411815A true CN110411815A (en) | 2019-11-05 |
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| CN103728172A (en) * | 2014-01-02 | 2014-04-16 | 爱威科技股份有限公司 | Method and equipment for making defecate detection solution, and diafiltration device thereof |
| CN203858149U (en) * | 2014-06-05 | 2014-10-01 | 爱威科技股份有限公司 | Dilution filter device |
| CN106769208A (en) * | 2017-01-20 | 2017-05-31 | 三门县民生医药器材有限公司 | A kind of just sample Acquisition Processor |
| CN210719904U (en) * | 2019-08-07 | 2020-06-09 | 湖南爱威医疗科技有限公司 | Sample suspension preparation device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103728172A (en) * | 2014-01-02 | 2014-04-16 | 爱威科技股份有限公司 | Method and equipment for making defecate detection solution, and diafiltration device thereof |
| CN203858149U (en) * | 2014-06-05 | 2014-10-01 | 爱威科技股份有限公司 | Dilution filter device |
| CN106769208A (en) * | 2017-01-20 | 2017-05-31 | 三门县民生医药器材有限公司 | A kind of just sample Acquisition Processor |
| CN210719904U (en) * | 2019-08-07 | 2020-06-09 | 湖南爱威医疗科技有限公司 | Sample suspension preparation device |
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