CN204275607U - A kind of filtration sterilization power assisting device - Google Patents

A kind of filtration sterilization power assisting device Download PDF

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Publication number
CN204275607U
CN204275607U CN201420694038.9U CN201420694038U CN204275607U CN 204275607 U CN204275607 U CN 204275607U CN 201420694038 U CN201420694038 U CN 201420694038U CN 204275607 U CN204275607 U CN 204275607U
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CN
China
Prior art keywords
lower platen
hole
syringe
desktop
top board
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201420694038.9U
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Chinese (zh)
Inventor
张晓云
张仲凯
赵丽玲
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Biotechnology and Germplasm Resource Institute of Yunnan Academy of Agricultural Sciences
Original Assignee
Biotechnology and Germplasm Resource Institute of Yunnan Academy of Agricultural Sciences
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Biotechnology and Germplasm Resource Institute of Yunnan Academy of Agricultural Sciences filed Critical Biotechnology and Germplasm Resource Institute of Yunnan Academy of Agricultural Sciences
Priority to CN201420694038.9U priority Critical patent/CN204275607U/en
Application granted granted Critical
Publication of CN204275607U publication Critical patent/CN204275607U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

A kind of filtration sterilization power assisting device, comprise support desk, support, screw rod, syringe, filter, desktop is provided with through hole I and breach, breach communicates with through hole, propping up is erected on desktop, support is the rectangle frame of vertical bottom-open, cradle top transverse slat establishes screwed hole, biside plate inwall connected track plate, establish below transverse slat, lower platen, two track plates all embed, in the U-shaped mouth at lower platen two ends and with U-shaped mouth matched in clearance, through hole II established by top board, circular tube clip is between top board and lower platen, between top board and lower platen, bolt connects, rotatably spherical ball is provided with in pipe, screw rod is through screwed hole, insert bottom it in pipe and contact with spherical ball, syringe is located in a through hole, the limit that its mouth of pipe turns up is placed on desktop, needle holder is inserted in filter feed tube, lower platen is pressed in injector push-rod end face.This device, by rotary screw upper end handle, can make solution flow out from filter by pushing syringe push rod effortlessly, improve the rate of filtration.

Description

A kind of filtration sterilization power assisting device
Technical field
The utility model relates to laboratory apparatus technical field, and especially one makes filtration labour-saving booster.
Background technology
The microorganism that filtration sterilization is normally adsorbed in removing medium by screen out or filter paper etc. reaches sterilizing.At present, filter less than 1 liter solution, normally at super-clean bench, the solution that need filter is sucked by the needle holder of syringe tube end with the syringe of needle-less, again needle holder is inserted (the feed tube interference fit of needle holder and filter in the feed tube of filter, non-external force reaches and can not come off), pushing syringe push rod, the solution in syringe tube is made to enter in filter, filter paper is provided with in filter, namely its solution flowed out from the drain pipe of filter by this filter paper, and the liquid flowed out is sterile solution.Because the aperture of filter paper is usually below 0.45 micron, need external force just can filter out, therefore, during filtration, scientific research operating personnel need to extrude pushing syringe push rod for a long time, not only make operating personnel require great effort, susceptible fiber crops in one's hands or fatigue, and the rate of filtration is slow, filter efficiency is low.
Summary of the invention
Slow in order to overcome the existing filtration sterilization rate of filtration, filter efficiency is low, the deficiency of operation effort, and the utility model provides a kind of filtration sterilization booster, and the technical scheme of described filtration sterilization booster is as follows:
1. a filtration sterilization power assisting device, comprise the syringe of needle-less, filter, support desk, support, handle, screw rod, concrete structure is as follows:
A. in the middle part of the desktop of support desk, be provided with through hole I, and be provided with breach on this desktop, breach communicates with through hole I, and the wide L1 of breach is greater than the external diameter L4 of the syringe tube of the syringe of needle-less, L1 > L4; The aperture L3 of through hole I is less than the long L2 on the limit that syringe tube upper port is turned up, and the aperture L3 of through hole I is greater than the external diameter L4 of syringe tube, L4 < L3 < L2;
B, support desk is provided with support, the structure of support is: support is the rectangle frame of vertical bottom-open, screwed hole is provided with in the middle part of the transverse slat at rectangle frame top, the side plate bottom of rectangle frame both sides is vertically fixedly connected with base plate respectively, biside plate inner face is relatively connected with track plates respectively, described side plate inner face and the connection of track plates are that a side end face of track plates vertical direction is fixedly connected with along the vertical direction of side plate with side plate inner face is vertical, the upper surface of track plates is fixedly connected with the lower surface of transverse slat, the lower surface of track plate is fixedly connected with corresponding base plate is vertical, the below of transverse slat is provided with top board and lower platen, top board and lower platen are all parallel with transverse slat, the two ends, left and right of top board are respectively equipped with U-shaped mouth II, the two ends, left and right of lower platen are respectively equipped with U-shaped mouth I, the inner side of two pieces of track plates to embed all accordingly in the U-shaped mouth II of top board and the U-shaped mouth I of lower platen and with corresponding U-shaped mouth II and U-shaped mouth I matched in clearance, pipe is accompanied between top board and lower platen, the middle part of top board is provided with manhole II, the aperture of manhole II is equal with the internal diameter of pipe and corresponding with the upper orifice of pipe, the lower nozzle of pipe is closed by lower platen, be bolted between top board and lower platen, two base plates are all bolted with desktop, in pipe, be rotatably provided with spherical ball, screw rod is through screwed hole and being threaded connection with screwed hole, and inserting bottom its screw rod in pipe and to contact with spherical ball, the top of screw rod is fixedly connected with vertical in the middle part of microscler handle,
The syringe of C, needle-less is arranged in the through hole I of desktop, and the limit that syringe tube upper port is turned up is placed on desktop, syringe tube is positioned at below desktop, needle holder is inserted in filter feed tube, needle holder and filter feed tube interference fit, the lower surface of lower platen is pressed in injector push-rod end face.
Operation principle of the present utility model and operation are: in satisfactory desinfection chamber, after sucking the solution that need filter with the syringe of needle-less, needle holder is inserted in the feed tube of filter, again by syringe from the breach of support desk desktop through entering in the through hole of desktop, and the limit that syringe tube upper port is turned up is placed on desktop, syringe tube is positioned at below desktop, placing container below filter drain pipe, then, screw rod is through to insert bottom its screw rod of screwed hole in pipe and to contact with spherical ball, handle on rotary screw, top board and lower platen entirety just can be moved downward to lower platen and be pressed in injector push-rod end face, the handle continued on rotary screw can move down by pushing syringe push rod easily, thus make the solution that need filter enter filter from needle holder outflow, enter in container by the filter paper in filter from the outflow of filter drain pipe again, namely solution in container be sterile solution.
The beneficial effects of the utility model:
The utility model is by the handle of rotary screw upper end and the rotatable cooperation of spherical ball, can integrated pushing top board and lower platen move down effortlessly, due to the track plates matched in clearance of the U-shaped breach held about top board and lower platen and support both sides, top board and lower platen can be made to slide along track plates, after the lower surface of lower platen is pressed in injector push-rod end face, continue the handle on rotary screw, thus can move down by pushing syringe push rod, press solution successfully flows out from filter drain pipe and enters in container.The length on the limit of turning up due to syringe tube upper port is greater than desktop through-hole aperture, therefore, place to leak down from desktop through hole on the table in the limit that this syringe tube upper port is turned up, owing to desktop having the breach communicated with desktop through hole, and the width of breach is greater than the external diameter of syringe tube, thus, syringe is penetrated desktop through hole from breach very convenient.As can be seen here, the utility model is skillfully constructed, rational in infrastructure, simple, can pushing syringe push rod very effortlessly, makes the solution that need filter quickly by filter, improves the rate of filtration, and laborsavingly saves time.The syringe of described filter and needle-less is commercially available prod, and remaining part makes simple and easy.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
Fig. 2 is the structural representation of support.
Fig. 3 is the structural representation of support desk.
Fig. 4 is the structural representation of syringe.
Fig. 5 is the syringe tube structural representation of syringe.
Fig. 6 is the structural representation of filter.
Fig. 7 is front view of the present utility model.
Fig. 8 is left view of the present utility model.
Fig. 9 is A-A sectional view in Fig. 8.
Figure 10 is B portion partial enlarged drawing in Fig. 9.
Figure 11 is C portion partial enlarged drawing in Fig. 9.
Figure 12 is the structural representation of upper compressing tablet.
Figure 13 is the structural representation of lower sheeting.
In figure, each mark represents successively: 1-support desk, 2-support, 3-handle, 4-screw rod, the syringe of 5-needle-less, 6-filter, 7-transverse slat, 8-side plate, 9-base plate, 10-lower platen, 11-track plates, 12-pipe, 13-U-shaped mouth I, 14-top board, 15-U-shaped mouth II, 16-screwed hole, 17-desktop, 18-through hole I, 19-breach, 20-injector push-rod, 21-injector push-rod end face, the limit that 22-syringe tube upper port is turned up, 23-syringe tube, 24-needle holder, 25-filter feed tube, 26-filter paper, 27-filter drain pipe, 28-spherical ball, 29-bolt, 30-through hole II, L1 indication notch wide, L2 represents the length on the limit that syringe tube upper port is turned up, L3 represents the aperture of through hole I, L4 represents the external diameter of syringe tube.Syringe and the filter of needle-less are commercially available prod.
Detailed description of the invention
See Fig. 1-Figure 13, the utility model comprises support desk 1, support 2, handle 3, screw rod 4, the syringe 5 of needle-less, filter 6, and concrete structure is as follows:
A. in the middle part of the desktop 17 of support desk 1, be provided with through hole I 18, and be provided with breach 19 on this desktop 17, breach 19 communicates with through hole I 18, and the wide L1 of breach 19 is greater than the external diameter L4 of the syringe tube 23 of the syringe 5 of needle-less, L1 > L4; The aperture L3 of through hole I 18 is less than the long L2 on the limit 22 that syringe tube upper port is turned up, and the aperture L3 of through hole I 18 is greater than the external diameter L4 of the syringe tube 23 of described syringe 5, L4 < L3 < L2;
B, support desk 1 is provided with support 2, the structure of support 2 is: support 2 is the rectangle frame of vertical bottom-open, screwed hole 16 is provided with in the middle part of the transverse slat 7 at rectangle frame top, side plate 8 bottom of rectangle frame both sides is vertically fixedly connected with base plate 9 respectively, biside plate 8 inner face is relatively connected with track plates 11 respectively, to be the vertical side end faces of track plates 11 be fixedly connected with along the vertical direction of side plate 8 with side plate 8 inner face is vertical for described side plate 8 inner face and the connection of track plates 11, the upper surface of track plates 11 is fixedly connected with the lower surface of transverse slat 7, the lower surface of track plate 11 is fixedly connected with corresponding base plate 9 is vertical, top board 14 and lower platen 10 is provided with in the below of transverse slat 7, top board 14 and lower platen 10 are all parallel with transverse slat 7, the two ends, left and right of top board 14 are respectively equipped with U-shaped mouth II 15, the two ends, left and right of lower platen 10 are respectively equipped with U-shaped mouth I 13, the inner side of two pieces of track plates 11 to embed all accordingly in the U-shaped mouth II 15 of top board 14 and the U-shaped mouth I 13 of lower platen 10 and coordinates with corresponding U-shaped mouth II 15 and U-shaped mouth I 13 gap, pipe 12 is accompanied between top board 14 and lower platen 10, the middle part of top board 14 is provided with manhole II 30, the aperture of manhole II 30 is equal with the internal diameter of pipe 12 and corresponding with the upper orifice of pipe 12, the lower nozzle of pipe 12 is closed by lower platen 10, connected by bolt 29 between top board 14 and lower platen 10, base plate 9 and desktop 17 are bolted, in pipe 12, be rotatably provided with spherical ball 28, screw rod 4 is through screwed hole 16 and be threaded connection with screwed hole 16, and inserting bottom its screw rod in pipe 12 and to contact with spherical ball 28, the top of screw rod 4 is fixedly connected with vertical in the middle part of microscler handle 3,
The syringe 5 of C, needle-less is arranged in the through hole I 18 of desktop 17, and the limit 22 that syringe tube upper port is turned up is placed on desktop 17, syringe tube 23 is positioned at below desktop 17, needle holder 24 is inserted in filter feed tube 25, needle holder 24 and filter feed tube 25 interference fit, the lower surface of lower platen 10 is pressed in injector push-rod end face 21 (namely the lower surface of lower platen 10 contacts with injector push-rod end face 21).

Claims (1)

1. a filtration sterilization power assisting device, comprise the syringe of needle-less, filter, it is characterized in that: this device is also provided with support desk (1), support (2), handle (3), screw rod (4), and concrete structure is as follows:
A. desktop (17) middle part in support desk (1) is provided with through hole I (18), and breach (19) is provided with on this desktop (17), breach (19) communicates with through hole I (18), the wide L1 of breach (19) is greater than the external diameter L4 of the syringe tube (23) of the syringe (5) of needle-less, L1 > L4; The aperture L3 of through hole I (18) is less than the long L2 on the limit (22) that syringe tube upper port is turned up, the aperture L3 of through hole I (18) is greater than the external diameter L4 of syringe tube (23), L4 < L3 < L2;
B, support desk (1) is provided with support (2), the structure of support (2) is: the rectangle frame that support (2) is vertical bottom-open, transverse slat (7) middle part at rectangle frame top is provided with screwed hole (16), side plate (8) bottom of rectangle frame both sides is vertically fixedly connected with base plate (9) respectively, biside plate (8) inner face is relatively connected with track plates (11) respectively, described side plate (8) inner face and the connection of track plates (11) are that a side end face of track plates (11) vertical direction is fixedly connected with along the vertical direction of side plate (8) with side plate (8) inner face is vertical, the upper surface of track plates (11) is fixedly connected with the lower surface of transverse slat (7), the lower surface of track plate (11) is fixedly connected with corresponding base plate (9) is vertical, top board (14) and lower platen (10) is provided with in the below of transverse slat (7), top board (14) and lower platen (10) are all parallel with transverse slat (7), the two ends, left and right of top board (14) are respectively equipped with U-shaped mouth II (15), the two ends, left and right of lower platen (10) are respectively equipped with U-shaped mouth I (13), the inner side of two pieces of track plates (11) to embed all accordingly in the U-shaped mouth II (15) of top board (14) and the U-shaped mouth I (13) of lower platen (10) and with corresponding U-shaped mouth II (15) and U-shaped mouth I (13) matched in clearance, pipe (12) is accompanied between top board (14) and lower platen (10), the middle part of top board (14) is provided with manhole II (30), the aperture of manhole II (30) is equal with the internal diameter of pipe (12) and corresponding with the upper orifice of pipe (12), connected by bolt (29) between top board (14) and lower platen (10), two base plates (9) are all bolted with desktop (17), spherical ball (28) is rotatably provided with in pipe (12), screw rod (4) is through screwed hole (16) and be threaded connection with screwed hole (16), inserting bottom it in pipe (12) and contact with spherical ball (28), the top of screw rod (4) is fixedly connected with vertical in the middle part of microscler handle (3),
The syringe (5) of C, needle-less is arranged in the through hole I (18) of desktop (17), and the limit that syringe tube upper port is turned up (22) are placed on desktop (17), syringe tube (23) is positioned at desktop (17) below, needle holder (24) is inserted in filter feed tube (25), needle holder (24) and filter feed tube (25) interference fit, the lower surface of lower platen (10) is pressed in injector push-rod end face (21).
CN201420694038.9U 2014-11-19 2014-11-19 A kind of filtration sterilization power assisting device Expired - Fee Related CN204275607U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420694038.9U CN204275607U (en) 2014-11-19 2014-11-19 A kind of filtration sterilization power assisting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420694038.9U CN204275607U (en) 2014-11-19 2014-11-19 A kind of filtration sterilization power assisting device

Publications (1)

Publication Number Publication Date
CN204275607U true CN204275607U (en) 2015-04-22

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420694038.9U Expired - Fee Related CN204275607U (en) 2014-11-19 2014-11-19 A kind of filtration sterilization power assisting device

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105797453A (en) * 2016-04-27 2016-07-27 黑龙江谱尼测试科技有限公司 Novel syringe type filtering device
CN110333123A (en) * 2019-08-19 2019-10-15 贵州师范大学 A kind of water sample filter plant for Karst region

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105797453A (en) * 2016-04-27 2016-07-27 黑龙江谱尼测试科技有限公司 Novel syringe type filtering device
CN110333123A (en) * 2019-08-19 2019-10-15 贵州师范大学 A kind of water sample filter plant for Karst region

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GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150422

Termination date: 20151119

EXPY Termination of patent right or utility model