CN205443290U - Application of sample head - Google Patents
Application of sample head Download PDFInfo
- Publication number
- CN205443290U CN205443290U CN201521109557.5U CN201521109557U CN205443290U CN 205443290 U CN205443290 U CN 205443290U CN 201521109557 U CN201521109557 U CN 201521109557U CN 205443290 U CN205443290 U CN 205443290U
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- CN
- China
- Prior art keywords
- plunger
- axially extending
- extending bore
- feed
- groove
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Links
- 238000009434 installation Methods 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 239000011521 glass Substances 0.000 abstract description 4
- 239000007788 liquid Substances 0.000 abstract description 4
- 239000012530 fluid Substances 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 9
- 206010036790 Productive cough Diseases 0.000 description 4
- 239000001963 growth medium Substances 0.000 description 4
- 210000003802 sputum Anatomy 0.000 description 4
- 208000024794 sputum Diseases 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 244000005700 microbiome Species 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012258 culturing Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005474 detonation Methods 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 210000002249 digestive system Anatomy 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Apparatus Associated With Microorganisms And Enzymes (AREA)
Abstract
The utility model relates to an application of sample head, including body and plunger, the plunger rotationally inserts in the axially extending bore who sets up bottom the body, drip hole has been seted up on axially extending bore's the circumferential inner wall, mounting groove has been seted up at the top of body, mounting groove's bottom is provided with water conservancy diversion hole and air vent, mounting groove pass through water conservancy diversion hole, air vent and axially extending bore through connections, set up flutedly on the top outer surface of plunger, the rotation of recess through the plunger can be respectively communicates with each other with water conservancy diversion hole, drip hole. The rotation of recess through the plunger can be respectively with the water conservancy diversion hole, drip hole communicates with each other and will install the intraductal fluid passage recess of glass in mounting groove and transmit for drip hole and finally realize accurate application of sample through the application of sample pipe with liquid output.
Description
Technical field
This utility model relates to medical instruments field, particularly relates to Laboratory Instruments technical field, is specifically related to a kind of feed head of application on microorganism sample-adding instrument.
Background technology
In prior art, the Chinese utility model patent of Patent No. ZL201020226241.5 discloses the most steady tactile media surface inoculated and cultured device of one kind of multiple microorganisms, it is made up of Inoculating needle (1) and glass culture dish (2), it is characterized in that being divided into, by spaced walls (3), the culture chamber (4) filling different culture medium (11) being spaced substantially equidistant around in glass culture dish (2), float (6) and the fixing upper vertical support bar (7) on float (6) thereof and the Inoculating needle support bar (8) of its upper end is held up centrally through the water in cylindric next door (5) in glass culture dish (2), it is inserted into Inoculating needle (1) in the hole of the external end head of Inoculating needle support bar (8), the surface of culture medium (11) is touched in the lower end making Inoculating needle (1).This inoculated and cultured device, can cultivate various bacteria the most simultaneously, adapts to the use requirement of modernization Digital image technology.Although this inoculated and cultured device uses circular configuration, but its floor space is relatively big, is unfavorable for placing.
In addition, during prior art carries out antibacterial culturing to sputum, sputum Digestive system is added in the disposal plastic cup (should be aseptic before use) filling sputum by hand-held sample injector by operator, 5-10min is stood after mixing, postdigestive sputum is seeded in corresponding culture medium by the most hand-held loop carrier, finally puts into cultivation in 36 ± 1 DEG C of incubators by inoculating complete culture medium.All links of existing mode of operation are manual operation, easily pollute operator itself and surrounding；Because the height of individual variation, proficiency level and technical merit can cause manually holding sample injector sample-adding amount and there is certain error；Owing to being the time of repose needed for being held by operator oneself during standing, often there is extending the phenomenon of time of repose, cause digestion time process, affect follow-up bacteria cultivation results.
Utility model content
For overcoming shortcomings and deficiencies this utility model present in above-mentioned prior art to provide a kind of simple in construction, design ingenious, the accurate a kind of feed head of sample-adding.
The technical solution of the utility model is for achieving the above object: a kind of feed head, including body and plunger, described plunger is rotatably inserted in the axially extending bore that body bottom portion is offered；The circumferential inner wall of described axially extending bore offers dripping hole；The top of described body offers installation groove, and the bottom of described installation groove is provided with pod apertures and passage；Described installation groove by pod apertures, passage is through with described axially extending bore is connected；Offering groove on the outer surface of cupular part of described plunger, described groove can be communicated with pod apertures, dripping hole respectively by the rotation of plunger.
Preferably, described dripping hole is the most corresponding with pod apertures and is in together on straight line.
In any of the above-described scheme preferably, the axis of described installation groove is perpendicular to the axis of described axially extending bore.
In any of the above-described scheme preferably, described installation groove is circular groove.
In any of the above-described scheme preferably, described axially extending bore counter sink.
In any of the above-described scheme preferably, the exterior contour of described plunger cooperates with the inwall of described counter sink.
In any of the above-described scheme preferably, the diameter diameter more than axially extending bore of groove is installed.
In any of the above-described scheme preferably, the bottom surface of described plunger offers axis hole.
In any of the above-described scheme preferably, the bottom of described plunger is provided with radial flange.
In any of the above-described scheme preferably, the outer circumferential walls of body is provided with fixing floor.
In any of the above-described scheme preferably, described fixing floor is simultaneously fixing with the semicircular body on the outer circumferential walls of body and body bottom portion is connected.
In any of the above-described scheme preferably, the inwall of described semicircular body and described radial flange movable contact.
In any of the above-described scheme preferably, described body bottom portion is provided with sample-adding pipe.
In any of the above-described scheme preferably, described sample-adding pipe is arranged on body bottom portion and is in the outer circumferential walls of axially extending bore.
In any of the above-described scheme preferably, described sample-adding pipe by dripping hole and axially extending bore, install that groove is through to be connected.
In any of the above-described scheme preferably, described plunger is that metal material is made.
In any of the above-described scheme preferably, described body is that plastic material is made.
Compared with prior art the utility model has the advantage of: this feed head is simple and reasonable, aseptic sample-adding can be realized；Further, sample-adding accurate to culture dish can be realized.
Accompanying drawing explanation
Fig. 1 is the three-dimensional machine structural representation according to the first preferred embodiment of sample-adding of the present utility model.
Fig. 2 is the detonation configuration schematic diagram according to feed head embodiment illustrated in fig. 1 of the present utility model.
Fig. 3 is the main TV structure schematic diagram according to feed head embodiment illustrated in fig. 1 of the present utility model.
Fig. 4 is the plan structure schematic diagram according to embodiment described in feed head Fig. 3 of the present utility model.
Fig. 5 is the right TV structure schematic diagram according to feed head embodiment illustrated in fig. 3 of the present utility model.
Fig. 6 be according to A-A in feed head embodiment illustrated in fig. 5 of the present utility model at sectional structure schematic diagram.
Detailed description of the invention
Below in conjunction with the accompanying drawings the preferred embodiment of feed head of the present utility model is further elaborated explanation；
Embodiment 1:
As shown in figures 1 to 6, the perspective view of the feed head during Fig. 1 is the present embodiment；Fig. 2 is the explosive view of embodiment illustrated in fig. 1；This feed head, this feed head includes the body 4 that plastic material is made and the plunger 7 using metal material to make.Body bottom portion 3 at described body 4 offers axially extending bore 13, offers the installation groove 2 of circle at the top of body 4.Described body bottom portion 3 is additionally provided with sample-adding pipe 10.The circumferential inner wall of described installation groove 2 is provided with female thread, installs groove 2 and can be screwed with culture bottle by described female thread and be connected.The axis installing groove 2 is perpendicular to the axis of axially extending bore 13.In the present embodiment, described axially extending bore 13 is the counter sink of hierarchic structure.Described sample-adding pipe 10 be arranged on body bottom portion 3 and be in axially extending bore 13 outer circumferential walls on.Groove 2 is through is connected by dripping hole 14 and axially extending bore 13, installation for described sample-adding pipe 10.The axis of sample-adding pipe 10 and the axis of dripping hole 14 and the dead in line of pod apertures 11.The in-profile of the exterior contour of plunger 7 and described counter sink cooperates and plunger 7 is rotatably inserted in axially extending bore 13.In the course of the work, plunger 7 can 360 degree in axially extending bore 13 rotate.The outer surface of cupular part of plunger 7 is provided with groove 1.Described groove 1 is spline.In other words as longitudinal fluting.Offering dripping hole 14 on the circumferential inner wall of axially extending bore 13, dripping hole 14 is through with axially extending bore 13.
Fig. 3 is the main TV structure schematic diagram of the feed head in the present embodiment, and Fig. 4 is the plan structure schematic diagram of Fig. 3；Fig. 5 is the right TV structure schematic diagram of Fig. 3.Pod apertures 11 and passage 12 is offered in the bottom of described installation groove 2.Pod apertures 11 is connected by axially extending bore 13 is through with dripping hole 14.Passage 12 is connected by axially extending bore 13 is through with dripping hole 14.In the present embodiment, body 4 is integral type structure.In other words, described installation groove 2 by pod apertures 11, passage 12 is through with described axially extending bore 13 is connected.When plunger 7 is inserted in axially extending bore 13, the in-profile movable contact of the exterior contour of plunger 7 and described counter sink, its friction therebetween is sliding friction；Groove 1 can be realized communicate with pod apertures 11 in axially extending bore 13 when plunger 7 rotates, it is also possible to communicate with dripping hole 14.Plunger 7 can be driven by motor.Specifically, the bottom surface of plunger 7 is offered axis hole 9.The rotary shaft of described motor is fixing with plunger 7 in may be inserted into axis hole 9 to be connected.Can realize when the rotary shaft of described motor rotates driving plunger 7 to rotate.The bottom of plunger 7 is additionally provided with radial flange 6, fixing gusset 8 it is provided with in the outer circumferential walls of body 4, described fixing gusset 8 is simultaneously fixing with the semicircular body 5 on the outer circumferential walls of body 4 and body bottom portion 3 to be connected, the semicircular inner walls of described semicircular body 5 and described radial flange 6 movable contact.
Fig. 6 be according to A-A in feed head embodiment illustrated in fig. 5 of the present utility model at sectional structure schematic diagram.Working method or the principle of the sample adding instrument feed head in the present embodiment are that plunger 7 is inserted in the axially extending bore 13 of body 4 so that groove 1 level on plunger 7 is upwards relative with pod apertures 11；When needing to be worked by the feed head in the present embodiment, first any bottle equipped with liquid is fixed by installing groove 2；Plunger 7 outwards extracts certain distance (distance between pod apertures 11 and passage 13) out, and now outside air is entered in described bottle by axially extending bore 13, passage 12.Simultaneously, the liquid in bottle is entered in groove 1 by pod apertures 11；Plunger 7 is rotated by the rotary shaft of motor, by plunger 7 according to being rotated clockwise 180 degree after, plunger 7 moves inward the distance between certain distance pod apertures 11 with passage 13) make the groove 1 on plunger 7 relative with dripping hole 14, described liquid passes sequentially through dripping hole 14 and sample-adding pipe 10 is discharged, it is achieved be loaded arbitrary culture dish；After being loaded, after plunger 7 counterclockwise turns turnback so that groove 1 continuation alignment pod apertures 11 continues aforementioned process and realizes the sample-adding work of fast accurate.In the present embodiment, moving left and right of plunger 7 is realized by cylinder.And be driven by motor, servomotor, motor during the rotation of plunger 7.
Embodiment 2；
As shown in figures 1 to 6, a kind of microorganism feed head, including body 4 and plunger 7, described plunger 7 is rotatably inserted in the axially extending bore 13 that body bottom portion 3 is offered；The circumferential inner wall of described axially extending bore 13 offers dripping hole 14；The top of described body 4 offers installation groove 2, and the bottom of described installation groove 2 is provided with pod apertures 11 and passage 12；Described installation groove 2 by pod apertures 11, passage 12 is through with described axially extending bore 13 is connected；Offering groove 1 on the outer surface of cupular part of described plunger 7, described groove 1 can be communicated with pod apertures 11, dripping hole 14 respectively by the rotation of plunger 7.Dripping hole 14 is the most corresponding with pod apertures 11 and is in together on straight line.The axis installing groove 2 is perpendicular to the axis of described axially extending bore 13.Described installation groove 2 is circular groove.The exterior contour of described plunger 7 cooperates with the inwall of described axially extending bore 13.The diameter diameter more than axially extending bore 13 of groove 2 is installed.Offering axis hole 9 on the bottom surface of described plunger 7, axis hole 9 can connect through described motor with the main shaft of arbitrary motor and be driven plunger 7.The bottom of described plunger 7 is provided with radial flange 6, and the outer circumferential walls of body 4 is provided with fixing floor 8.Fixing floor 8 is simultaneously fixing with the semicircular body 5 on the outer circumferential walls of body 4 and body bottom portion 3 to be connected, it is achieved improve the intensity of body 4.The inwall of described semicircular body 5 and described radial flange 6 movable contact.Body bottom portion 3 is provided with sample-adding pipe 10.Sample-adding pipe 10 turns on dripping hole 14.Described sample-adding pipe 10 be arranged on body bottom portion 3 and be in axially extending bore 13 outer circumferential walls on.Described sample-adding pipe 10 is by dripping hole 14 and axially extending bore 13, installation groove 2 and passage 12 is through is connected.
It should be noted that the category of feed head technical scheme of the present utility model includes but not limited to the combination in any between each part mentioned above.
Although illustrate and describing this utility model referring particularly to its preferred embodiment, it will be appreciated by those skilled in the art that can be to make the various changes in form and details without deviating from the scope of the present utility model described in appended claims.It is described in detail above in association with specific embodiment of the utility model, but is not to restriction of the present utility model.Every according to technical spirit of the present utility model to any simple modification made for any of the above embodiments, all still fall within the scope of technical solutions of the utility model.
Claims (17)
1. a feed head, including body and plunger, it is characterised in that: described plunger is rotatably inserted in the axially extending bore that body bottom portion is offered；The circumferential inner wall of described axially extending bore offers dripping hole；The top of described body offers installation groove, and the bottom of described installation groove is provided with pod apertures and passage；Described installation groove by pod apertures, passage is through with described axially extending bore is connected；Offering groove on the outer surface of cupular part of described plunger, described groove can be communicated with pod apertures, dripping hole respectively by the rotation of plunger.
2. feed head as claimed in claim 1, it is characterised in that: described dripping hole is the most corresponding with pod apertures and is in together on straight line.
3. feed head as claimed in claim 2, it is characterised in that: the axis of described installation groove is perpendicular to the axis of described axially extending bore.
4. feed head as claimed in claim 3, it is characterised in that: described installation groove is circular groove.
5. feed head as claimed in claim 1, it is characterised in that: described axially extending bore counter sink.
6. feed head as claimed in claim 5, it is characterised in that: the exterior contour of described plunger cooperates with the inwall of described counter sink.
7. feed head as claimed in claim 1, it is characterised in that: the diameter diameter more than axially extending bore of groove is installed.
8. feed head as claimed in claim 1, it is characterised in that: offer axis hole on the bottom surface of described plunger.
9. feed head as claimed in claim 1, it is characterised in that: the bottom of described plunger is provided with radial flange.
10. feed head as claimed in claim 9, it is characterised in that: the outer circumferential walls of body is provided with fixing floor.
11. feed heads as claimed in claim 10, it is characterised in that: described fixing floor is simultaneously fixing with the semicircular body on the outer circumferential walls of body and body bottom portion to be connected.
12. feed heads as claimed in claim 11, it is characterised in that: the inwall of described semicircular body and described radial flange movable contact.
13. feed heads as claimed in claim 1, it is characterised in that: described body bottom portion is provided with sample-adding pipe.
14. feed heads as claimed in claim 13, it is characterised in that: described sample-adding pipe is arranged on body bottom portion and is in the outer circumferential walls of axially extending bore.
15. feed heads as claimed in claim 13, it is characterised in that: described sample-adding pipe by dripping hole and axially extending bore, install that groove is through to be connected.
16. feed heads as claimed in claim 1, it is characterised in that: described plunger is that metal material is made.
17. feed heads as claimed in claim 1, it is characterised in that: described body is that plastic material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521109557.5U CN205443290U (en) | 2015-12-29 | 2015-12-29 | Application of sample head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521109557.5U CN205443290U (en) | 2015-12-29 | 2015-12-29 | Application of sample head |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205443290U true CN205443290U (en) | 2016-08-10 |
Family
ID=56571528
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521109557.5U Active CN205443290U (en) | 2015-12-29 | 2015-12-29 | Application of sample head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205443290U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106153967A (en) * | 2016-08-24 | 2016-11-23 | 山东鑫科生物科技股份有限公司 | A kind of sample adding instrument |
-
2015
- 2015-12-29 CN CN201521109557.5U patent/CN205443290U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106153967A (en) * | 2016-08-24 | 2016-11-23 | 山东鑫科生物科技股份有限公司 | A kind of sample adding instrument |
| CN106153967B (en) * | 2016-08-24 | 2019-02-01 | 山东鑫科生物科技股份有限公司 | A kind of sample adding instrument |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170125 Address after: 252000 Liaocheng, Phoenix Industrial Park, Shandong, the first of the east of the road two Patentee after: SHANDONG XINKE BIOLOGICAL TECHNOLOGY Co.,Ltd. Address before: 100070 Beijing city Fengtai District Xinghuo Road No. 1 1F Patentee before: BEIJING XINJI JINNUO MEDICAL EQUIPMENT Co.,Ltd. |
|
| PP01 | Preservation of patent right |
Effective date of registration: 20240103 Granted publication date: 20160810 |
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| PP01 | Preservation of patent right |