CN217459412U

CN217459412U - Magnetic bead suction head for gene detection

Info

Publication number: CN217459412U
Application number: CN202220399283.1U
Authority: CN
Inventors: 刘玲
Original assignee: Wuhan Pony Medical Laboratory Co ltd
Current assignee: Wuhan Pony Medical Laboratory Co ltd
Priority date: 2022-02-25
Filing date: 2022-02-25
Publication date: 2022-09-20
Anticipated expiration: 2032-02-25

Abstract

The utility model is suitable for a gene detection is with supplementary technical field, discloses a magnetic bead suction head for gene detection, including the insert tube, slidable mounting has the fly leaf, every all to run through in the insert tube inside middle-end left and right sides the equal fixed mounting in fly leaf side top has ejecting piece. The utility model discloses a sampling tube inserting the inside back of insert tube with required use, can cause the promotion to the inclined plane of ejecting piece, make ejecting piece can provide the corresponding side direction driving force of fly leaf, and then provide corresponding side direction driving force to the transfer line bottom through the ejector pin, make the transfer line can use the I-shaped pole to rotate as the centre of a circle, carry out position support tight spacing processing to it after laminating in the sampling tube surface through the friction plate, and then can not cause the damage to the insert tube when guaranteeing sampling tube and insert tube intercommunication each other, and then improve the life of insert tube, and is comparatively practical, be fit for extensively promoting and using.

Description

Magnetic bead suction head for gene detection

Technical Field

The utility model is suitable for a gene detection uses supplementary technical field, in particular to magnetic bead suction head for gene detection.

Background

At present, the magnetic bead method nucleic acid extraction kit is a high and new technology product integrating biological science and nanometer material science, is a major breakthrough of nucleic acid extraction and purification technology in China, and thoroughly solves the situation that nucleic acid extraction and purification in China depend on import for a long time.

However, there are still some disadvantages in the magnetic bead tips used today: at present when inserting the sampling head with corresponding suction head, the operator need insert the sampling head surface with suction head strength, through the extensibility of suction head self material, but very easily cause the damage to the material like this for the suction head is strutted repeatedly and is inserted the in-process impaired, and then influences its life. Therefore, we propose a magnetic bead tip for gene detection.

SUMMERY OF THE UTILITY MODEL

The main object of the utility model is to provide a magnetic bead suction head for gene detection, can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a magnetic bead suction head for gene detection, includes the insert tube, the sliding mounting is all run through to both sides about the inside middle-end of insert tube has a fly leaf, every the equal fixed mounting in fly leaf side top has ejecting piece, the equal fixed mounting in insert tube left and right sides middle-end surface has fixed frame, every the fixed frame middle-end is inside all to be rotated and to install worker's type pole, every worker's type pole middle-end surface all fixedly has cup jointed the transfer line, every transfer line top side all articulates through the pivot has the catch bar, and the catch bar runs through movable mounting in insert tube top side.

Preferably, every equal fixed mounting in fly leaf side top has an ejector pin, and the ejector pin side articulates in transfer line bottom inner side surface through the pivot, the activity groove has all been seted up to the insert tube left and right sides middle-end, and the ejector pin runs through movable mounting inside the activity groove.

Preferably, a sealing ring is fixedly bonded on the inner side wall of each movable groove, and the ejector rod penetrates through the inner side wall surface of the sealing ring in a movable mode.

Preferably, a friction plate is fixedly mounted at the top end of the side edge of each push rod

Preferably, the bottom of the insertion tube is fixedly communicated with a magnetic bead suction head.

Compared with the prior art, the utility model discloses following beneficial effect has:

1. the utility model discloses a magnetic bead suction head for gene detection, through inserting the inside back of insert pipe with the sampling tube that will need use, can cause the promotion to the inclined plane of ejecting piece, make ejecting piece can provide the corresponding side direction drive force of fly leaf, and then provide corresponding side direction drive force to the transfer line bottom through the knockout pin, make the transfer line can use the worker's type pole to rotate as the centre of a circle, carry out position to it after the sampling tube surface through the friction plate laminating and support tight spacing processing, and then can not cause the damage to the insert pipe when guaranteeing sampling tube and insert pipe intercommunication each other, and then improve the life of insert pipe.

2. The utility model discloses a magnetic bead suction head for gene detection has the sealing washer through at activity inslot internally mounted, when guaranteeing that the fly leaf is at horizontal migration, and gas can not arbitrary spill over from the insert pipe inside and influence its normal absorption to magnetic bead and sample.

Drawings

FIG. 1 is a schematic diagram showing an overall front sectional view of a magnetic bead tip for gene detection according to the present invention;

FIG. 2 is a schematic view of a cross-sectional top view of an insertion tube of a magnetic bead tip for gene detection according to the present invention.

Reference numerals: 1. an insertion tube; 2. magnetic bead suction heads; 3. a fixing frame; 4. a shaping rod; 5. a movable plate; 6. ejecting a block; 7. ejecting the rod; 8. a push rod; 9. a friction plate; 10. a movable groove; 11. a seal ring; 12. and a transmission rod.

Detailed Description

As shown in fig. 1-2, a magnetic bead suction head for gene detection, including insert tube 1, the slide mounting all runs through in both sides about the inside middle-end of insert tube 1 has fly leaf 5, every the equal fixed mounting in fly leaf 5 side top has ejecting piece 6, the equal fixed mounting in both sides middle-end surface has fixed frame 3 about insert tube 1, every the I type pole 4 is installed all to the inside equal rotation of fixed frame 3 middle-end the transmission pole 12 has been cup jointed to the equal fixed transfer line in I type pole 4 middle-end surface, every the 12 top sides of transmission pole all articulate through the pivot has catch bar 8, and catch bar 8 runs through movable mounting in 1 top side of insert tube.

In this embodiment, as shown in fig. 1 and fig. 2, after the sampling tube to be used is inserted into the insertion tube 1, the inclined surface of the ejection block 6 can be pushed, so that the ejection block 6 can provide a corresponding lateral pushing force to the movable plate 5, and then the ejection rod 7 provides a corresponding lateral pushing force to the bottom of the transmission rod 12, so that the transmission rod 12 can rotate around the i-shaped rod 4, and further drive the two sets of friction plates 9 to synchronously and oppositely move horizontally inside the insertion tube 1, and the friction plates 9 are attached to the surface of the sampling tube and then perform position-abutting limiting treatment on the sampling tube, thereby ensuring that the sampling tube and the insertion tube 1 are not damaged when being communicated with each other, and further improving the service life of the insertion tube 1.

In this embodiment (shown by fig. 1 and 2), each the equal fixed mounting in fly leaf 5 side top has ejector pin 7, and the ejector pin 7 side articulates in transfer line 12 bottom inside surface through the pivot, movable groove 10 has all been seted up to the insert tube 1 left and right sides middle-end, and ejector pin 7 runs through movable mounting inside movable groove 10, guarantees the horizontal mobility of ejector pin 7.

In this embodiment (as shown in fig. 1 and fig. 2), a sealing ring 11 is fixedly bonded to the inner side wall of each movable groove 10, the ejector rod 7 is movably mounted on the surface of the inner side wall of the sealing ring 11 in a penetrating manner, and the sealing ring 11 is mounted inside the movable groove 10, so that when the movable plate 5 horizontally moves, gas cannot arbitrarily overflow from the inside of the insertion tube 1 to affect normal absorption of the magnetic beads and the sample.

In this embodiment (as shown in fig. 1 and 2), a friction plate 9 is fixedly mounted at the top end of the side edge of each push rod 8, so as to ensure the stability of the sampling tube after insertion.

In this embodiment (shown in fig. 1 and 2), the bottom of the insertion tube 1 is fixedly communicated with a magnetic bead tip 2, so as to ensure the rationality of the use of the whole detection device.

It should be noted that, the utility model relates to a magnetic bead suction head for gene detection, the components are all universal standard components or components known by technicians in this neighborhood, the structure and principle are all known by technicians in this technical manual or known by routine experiment method, when working, the insertion tube 1 to be used is adjusted and inserted into the outer side wall surface of the sampling tube, then the ejection block 6 can be pushed by the insertion of the sampling tube, the transmission rod 12 can be driven to rotate by taking the I-shaped rod 4 as the center of circle, and then the two groups of friction plates 9 are driven to synchronously and oppositely move horizontally in the insertion tube 1, the sampling tube is subjected to position abutting and limiting treatment, the installation and use are completed, compared with the traditional auxiliary technology for gene detection, the device is used after the sampling tube to be used is inserted into the insertion tube 1, can cause the promotion to the inclined plane of ejecting block 6, make ejecting block 6 can provide the corresponding side direction driving force of fly leaf 5, and then provide corresponding side direction driving force to transfer line 12 bottom through ejecting rod 7, make transfer line 12 can use I-shaped pole 4 to rotate as the centre of a circle, and then drive two sets of friction plates 9 synchronous in opposite directions at the inside horizontal migration of stand pipe 1, laminate to carry out position support limit treatment to it behind the sampling tube surface through friction plate 9, and then can not cause the damage to stand pipe 1 when guaranteeing sampling tube and stand pipe 1 to communicate each other, and then improve stand pipe 1's life.

Claims

1. The utility model provides a magnetic bead suction head for gene detection, includes insert tube (1), its characterized in that: the utility model discloses a well drilling machine, including stand pipe (1), insert pipe (1), fixed frame (3), every, the equal fixed mounting in fly leaf (5) side top has ejecting piece (6), the equal fixed mounting in the inside middle-end left and right sides of insert pipe (1) middle-end surface has fixed frame (3), every the inside equal rotation of fixed frame (3) middle-end installs worker's type pole (4), every worker's type pole (4) middle-end surface is all fixed the transfer line (12) of having cup jointed, every transfer line (12) top side all articulates through the pivot has catch bar (8), and catch bar (8) run through movable mounting in insert pipe (1) top side.

2. A magnetic bead tip for gene detection according to claim 1, wherein: every equal fixed mounting in fly leaf (5) side top has knock-out lever (7), and knock-out lever (7) side articulates in transfer line (12) bottom inner side surface through the pivot, movable groove (10) have all been seted up to insert tube (1) left and right sides middle-end, and knock-out lever (7) run through movable mounting inside movable groove (10).

3. A magnetic bead tip for gene detection according to claim 2, wherein: each movable groove (10) is fixedly bonded with a sealing ring (11) on the inner side wall, and the ejector rod (7) penetrates through the surface of the inner side wall of the sealing ring (11) and is movably installed on the surface of the inner side wall of the sealing ring.

4. A magnetic bead tip for gene detection according to claim 1, wherein: and a friction plate (9) is fixedly arranged at the top end of the side edge of each push rod (8).

5. A magnetic bead tip for gene detection according to claim 1, wherein: the bottom of the insertion tube (1) is fixedly communicated with a magnetic bead suction head (2).