CN220951809U

CN220951809U - Biological gene detection probe

Info

Publication number: CN220951809U
Application number: CN202322654475.XU
Authority: CN
Inventors: 韩森; 王瑜; 谢耀光
Original assignee: Shenyang Shengqiyuan Biotechnology Co ltd
Current assignee: Shenyang Shengqiyuan Biotechnology Co ltd
Priority date: 2023-09-28
Filing date: 2023-09-28
Publication date: 2024-05-14
Anticipated expiration: 2033-09-28

Abstract

The utility model provides a biological gene detection probe which comprises a sleeve, a pushing rod, an extrusion structure, a fixing structure and a needle head, wherein the pushing rod is arranged in the sleeve, one end of the pushing rod is provided with the needle head, one end of the pushing rod is provided with a through hole, the inside of one end of the pushing rod is provided with a cavity, the through hole of one end of the pushing rod is communicated with the cavity inside one end of the pushing rod, the fixing structure is arranged inside the cavity inside one end of the pushing rod, far away from the needle head, extends to the outer surface of the sleeve through the sleeve, the inner wall of one end of the sleeve is provided with a limit groove, the upper surface of one end of the sleeve is fixedly connected with a mounting pipe, and the inside of the mounting pipe is provided with the extrusion structure. According to the utility model, the fixing structure is arranged, so that the inner wall of the fixing groove at one side of the fixing pin is tightly attached to the outer surface of the connecting sheet, and the connecting sheet is fixed under the matched use of the through hole at one end of the pushing rod, so that the needle head is fixed at one end of the pushing rod, the needle head is convenient to replace, and the use cost is effectively reduced.

Description

Biological gene detection probe

Technical Field

The utility model relates to the technical field of gene detection instruments, in particular to a biological gene detection probe.

Background

The gene is a basic unit of inheritance, DNA or RNA sequence carrying genetic information, the genetic information is transferred to the next generation through replication, the synthesis of protein is guided to express the genetic information carried by the gene, so that the expression of the characteristics of a biological individual is controlled, the gene detection is a technology for detecting the DNA through blood, other body fluids or cells, and a gene probe, namely a nucleic acid probe, is a nucleic acid sequence which is provided with a detection mark and has a known sequence and is complementary with a target gene;

Through retrieving the discovery, chinese patent application number 202221689580.6 discloses a biological gene detection probe for under the effect of motor and screw rod, can stretch out and withdraw the probe body, can withdraw the probe body inside the probe shell after installing the probe body, thereby prevent that the probe body from being damaged by external force, through the motor, can play the help to probe body collection work.

Aiming at the technology, the inventor believes that the probe is stretched out and drawn back through the motor, the production cost of the probe is increased, the probe needle is fixed, the probe needle cannot be replaced after the damage of the probe needle occurs, a new probe is needed to be used, and the use cost is increased.

Disclosure of utility model

In order to solve the technical problems, the utility model provides a biological gene detection probe.

The biological gene detection probe provided by the utility model comprises: sleeve pipe, propelling rod, extrusion structure, fixed knot construct and syringe needle, the inside propelling rod that is provided with of sleeve pipe, propelling rod one end are provided with the syringe needle, and the through-hole has been seted up to propelling rod one end, and the cavity has been seted up to propelling rod one end inside, and propelling rod one end through-hole communicates with propelling rod one end inside cavity each other, and propelling rod one end cavity inside is provided with fixed knot constructs, and the propelling rod is kept away from syringe needle one end and is passed the sleeve pipe and extend to the sleeve pipe surface, and the spacing groove has been seted up to sleeve pipe one end inner wall, and sleeve pipe one end upper surface fixedly connected with installation pipe, installation pipe and sleeve pipe one end inner wall spacing groove communicate each other, and the inside extrusion structure that is provided with of installation pipe.

Preferably, the pushing rod is provided with a first spring near the outer surface of one end of the needle, one end of the first spring is fixedly connected with the inner wall of the sleeve, the other end of the first spring is provided with a first extrusion piece, the first extrusion piece is fixedly connected with the outer surface of the pushing rod, the pushing rod is provided with a through hole near the side surface of one end of the needle, the through hole is mutually communicated with the inner cavity of one end of the pushing rod, and one end of the pushing rod far away from the needle is fixedly connected with a pressing piece.

Preferably, the fixed knot constructs including second spring and fixed pin, second spring one end fixed connection is provided with the fixed pin in propulsion pole one end cavity inner wall, and fixed pin one end fixed connection is in second spring one end, and the fixed slot has been seted up to fixed pin side surface, and fixed pin keeps away from second spring one end and passes the propulsion pole and be close to the through-hole of syringe needle one end side surface and extend to the propulsion pole surface.

Preferably, the extrusion structure comprises an extrusion rod, a second extrusion sheet and a third spring, wherein the extrusion rod is arranged inside the installation tube, the upper end of the extrusion rod penetrates through the installation tube to extend to the upper surface of the installation tube, the lower end of the extrusion rod penetrates through the installation tube to extend to the inner wall limiting groove of one end of the sleeve, the outer surface of the extrusion rod is fixedly connected with the second extrusion sheet, the lower surface of the second extrusion sheet is provided with the third spring, the third spring is sleeved on the outer surface of the extrusion rod, the upper end of the third spring is fixedly connected with the lower surface of the second extrusion sheet, and the lower end of the third spring is fixedly connected with the inner wall of the installation tube.

Preferably, the first extrusion piece is kept away from first spring one side and is provided with the elastic rod, and the elastic rod slope sets up in the sleeve pipe is inside, and elastic rod one end fixedly connected with is in first extrusion piece side surface, and elastic rod other end upper surface fixedly connected with stopper, stopper upper surface laminating have offered spacing groove one side inner wall in the sleeve pipe.

Preferably, one end of the needle close to the pushing rod is fixedly connected with a connecting sheet, and one end of the connecting sheet, far away from the needle, penetrates through a through hole at one end of the pushing rod and extends to the inside of a fixing pin side surface fixing groove.

Compared with the related art, the biological gene detection probe provided by the utility model has the following beneficial effects:

Through being provided with sleeve pipe, the push rod, extrusion structure, first spring, first extrusion piece, elastic rod and stopper, operating personnel presses the extrusion piece, push the push rod through the push piece, extrude first spring through first extrusion piece when the push rod promotes, make first spring compression produce elasticity, and the elastic rod moves along with the removal of push rod, stopper laminating sleeve inner wall of elastic rod one end upper surface slides to sleeve inner wall spacing groove department, the stopper gets into the spacing groove under the effect of elastic rod, make the push rod unable back, outside the syringe needle stretches out the sleeve pipe this moment, make things convenient for gene detection, when needs with the syringe needle income sleeve pipe inside, operating personnel presses the extrusion rod, the extrusion rod pushes down, make second extrusion piece extrusion third spring, third spring shrink produces elasticity, the extrusion rod extrudees the stopper from the spacing inslot, make the push rod break away from the restriction, and then the push rod resets under the elasticity effect of first spring, make syringe needle income sleeve inside, and operating personnel release the extrusion rod resets at the elasticity effect of third spring, make things convenient for the stopper to get into spacing inslot through using mechanical electronic component next time, accurate manufacturing cost has been avoided effectively reduced.

Through being provided with fixed knot constructs, when needing to change the syringe needle, operating personnel presses fixed pin one end, fixed pin extrusion second spring, second spring shrink produces elasticity, and fixed pin one side fixed slot is coaxial with propelling rod one end through-hole then can take out the connection piece, and then take out the syringe needle, insert fixed pin one side fixed slot with the new syringe needle department connection piece of changing, operating personnel release the fixed pin, under the elasticity effect of second spring, make fixed pin one side fixed slot inner wall tightly laminate in the connection piece surface, under the cooperation use of propelling rod one end through-hole, make the connection piece fixed, and then make the syringe needle fix in propelling rod one end, be convenient for change the syringe needle, the effectual use cost that has reduced.

Drawings

FIG. 1 is a schematic diagram showing the structure of a biological gene detection probe according to a preferred embodiment of the present utility model;

FIG. 2 is a schematic view of the structure of the present utility model in semi-section;

FIG. 3 is a schematic view of the exploded structure of the push rod, needle, securing structure, first spring and first squeeze tab of the present utility model;

Fig. 4 is an enlarged schematic view of the structure of fig. 3 a according to the present utility model.

Reference numerals in the drawings: 1. a sleeve; 2. a propulsion rod; 3. a needle; 4. a fixed structure; 5. installing a pipe; 6. an extrusion structure; 7. a first spring; 8. a first extruded sheet; 9. pressing the sheet; 10. a second spring; 11. a fixing pin; 12. an extrusion rod; 13. a second extruded sheet; 14. a third spring; 15. an elastic rod; 16. a limiting block; 17. and a connecting sheet.

Detailed Description

The utility model will be further described with reference to the drawings and embodiments.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4 in combination, fig. 1 is a schematic structural diagram of a preferred embodiment of a biological gene detection probe according to the present utility model; FIG. 2 is a schematic view of the structure of the present utility model in semi-section; FIG. 3 is a schematic view of the exploded structure of the push rod, needle, securing structure, first spring and first squeeze tab of the present utility model; fig. 4 is an enlarged schematic view of the structure of fig. 3 a according to the present utility model. Comprising the following steps: sleeve pipe 1, push rod 2, extrusion structure 6, fixed knot constructs 4 and syringe needle 3, sleeve pipe 1 inside is provided with push rod 2, push rod 2 one end is provided with syringe needle 3, the through-hole has been seted up to push rod 2 one end, the cavity has been seted up to push rod 2 one end inside, push rod 2 one end through-hole and the inside cavity of push rod 2 one end intercommunication each other, push rod 2 one end cavity inside is provided with fixed knot constructs 4, fixed knot constructs 4 conveniently fix syringe needle 3, push rod 2 is kept away from syringe needle 3 one end and is passed sleeve pipe 1 and extend to sleeve pipe 1 surface, the spacing groove has been seted up to sleeve pipe 1 one end inner wall, sleeve pipe 1 one end upper surface fixedly connected with mounting tube 5, mounting tube 5 and sleeve pipe 1 one end inner wall spacing groove communicate each other, the inside extrusion structure 6 that is provided with of mounting tube 5, extrusion structure 6 makes things convenient for push rod 2 to reset.

In the specific implementation process, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, wherein, the pushing rod 2 is close to needle 3 one end surface cover and is equipped with first spring 7, first spring 7 one end fixed connection is in sleeve pipe 1 inner wall, the first spring 7 other end is provided with first extrusion piece 8, first extrusion piece 8 fixed connection is in pushing rod 2 surface, compression first spring 7 when first extrusion piece 8 makes things convenient for pushing rod 2 to remove, the through-hole has been seted up to pushing rod 2 near needle 3 one end side surface, the through-hole communicates with pushing rod 2 one end inside cavity each other, pushing rod 2 is kept away from needle 3 one end fixedly connected with pressing piece 9, pressing piece 9 conveniently presses pushing rod 2.

The fixing structure 4 comprises a second spring 10 and a fixing pin 11, one end of the second spring 10 is fixedly connected to the inner wall of the cavity at one end of the pushing rod 2, the other end of the second spring 10 is provided with the fixing pin 11, one end of the fixing pin 11 is fixedly connected to one end of the second spring 10, a fixing groove is formed in the side surface of the fixing pin 11, one end of the fixing pin 11, far away from the second spring 10, penetrates through the through hole at the side surface of the pushing rod 2, close to the needle 3, of the pushing rod 2, an operator presses one end of the fixing pin 11, the fixing pin 11 extrudes the second spring 10, and the second spring 10 contracts to generate elastic force.

The extrusion structure 6 comprises an extrusion rod 12, a second extrusion sheet 13 and a third spring 14, wherein the extrusion rod 12 is arranged inside the installation tube 5, the upper end of the extrusion rod 12 penetrates through the installation tube 5 to extend to the upper surface of the installation tube 5, the lower end of the extrusion rod 12 penetrates through the installation tube 5 to extend to the inside of a limit groove in the inner wall of one end of the sleeve 1, the second extrusion sheet 13 is fixedly connected with the outer surface of the extrusion rod 12, the lower surface of the second extrusion sheet 13 is provided with the third spring 14, the outer surface of the extrusion rod 12 is sleeved with the third spring 14, the upper end of the third spring 14 is fixedly connected to the lower surface of the second extrusion sheet 13, the lower end of the third spring 14 is fixedly connected to the inner wall of the installation tube 5, an operator presses the extrusion rod 12, the extrusion rod 12 presses down, the second extrusion sheet 13 extrudes the third spring 14, and the third spring 14 contracts to generate elasticity.

Wherein, first extrusion piece 8 is kept away from first spring 7 one side and is provided with elastic rod 15, elastic rod 15 slope sets up in inside the sleeve pipe 1, elastic rod 15 one end fixedly connected with is in first extrusion piece 8 side surface, elastic rod 15 other end upper surface fixedly connected with stopper 16, stopper 16 upper surface laminating is seted up in sleeve pipe 1 spacing groove one side inner wall, elastic rod 15 moves along with the removal of push rod 2, stopper 16 laminating sleeve pipe 1 inner wall of elastic rod 15 one end upper surface slides to sleeve pipe 1 inner wall spacing groove department, stopper 16 gets into the spacing groove under the effect of elastic rod 15, make push rod 2 unable back, extrude stopper 16 from the spacing inslot portion when pressing down, make push rod 2 break away from the restriction, operating personnel releases press rod 12, press rod 12 resets at the elasticity effect of third spring 14, make things convenient for stopper 16 to get into the spacing inslot portion next time.

Wherein, needle 3 is close to propulsion pole 2 one end fixedly connected with connection piece 17, and inside the connection piece 17 was kept away from needle 3 one end and is passed propulsion pole 2 one end through-hole extended to fixed pin 11 side surface fixed slot, fixed pin 11 one side fixed slot inner wall tightly laminates in connection piece 17 surface, under the cooperation use of propulsion pole 2 one end through-hole for connection piece 17 is fixed, and then makes needle 3 fix in propulsion pole 2 one end.

The working principle provided by the utility model is as follows: when an operator uses the probe, the operator presses the pressing sheet 9, the pushing sheet 9 pushes the pushing rod 2, the pushing rod 2 pushes the first spring 7 through the first pushing sheet 8 when pushing, the first spring 7 is compressed to generate elasticity, the elastic rod 15 moves along with the movement of the pushing rod 2, the limiting block 16 on the upper surface of one end of the elastic rod 15 is attached to the inner wall of the sleeve 1 and slides to the limiting groove on the inner wall of the sleeve 1, the limiting block 16 enters the limiting groove under the action of the elastic rod 15, the pushing rod 2 can not retreat, at the moment, the needle 3 extends out of the sleeve 1, so as to facilitate gene detection, when the needle 3 needs to be replaced, the operator presses one end of the fixing pin 11, the fixing pin 11 presses the second spring 10, the second spring 10 contracts to generate elasticity, the fixing groove on one side of the fixing pin 11 is coaxial with the through hole on one end of the pushing rod 2, the connecting sheet 17 can be taken out, and then the needle 3 is taken out, inserting a connecting sheet 17 at the position of a new replaced needle 3 into a fixing groove at one side of a fixing pin 11, releasing the fixing pin 11 by an operator, tightly attaching the inner wall of the fixing groove at one side of the fixing pin 11 to the outer surface of the connecting sheet 17 under the action of the elastic force of a second spring 10, fixing the connecting sheet 17 under the cooperation of a through hole at one end of a pushing rod 2, further fixing the needle 3 at one end of the pushing rod 2, pressing the extruding rod 12 by the operator when the needle 3 needs to be retracted into the sleeve 1, pressing down the extruding rod 12 by the extruding rod 12, extruding a third spring 14 by the second extruding sheet 13, shrinking the third spring 14 to generate elastic force, extruding a limit block 16 from the inside of the limit groove, releasing the limit of the pushing rod 2 under the action of the elastic force of a first spring 7, resetting the pushing rod 2 to retract the needle 3 into the sleeve 1, and releasing the extruding rod 12 by the operator, the extrusion rod 12 is reset under the elastic action of the third spring 14, so that the next time the limiting block 16 enters the limiting groove conveniently.

The circuits and control involved in the present utility model are all of the prior art, and are not described in detail herein.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.

Claims

1. A biological gene detection probe comprising: sleeve pipe (1), propulsion pole (2), extrusion structure (6), fixed knot constructs (4) and syringe needle (3), a serial communication port, sleeve pipe (1) inside is provided with propulsion pole (2), propulsion pole (2) one end is provided with syringe needle (3), the through-hole has been seted up to propulsion pole (2) one end, cavity has been seted up inside propulsion pole (2) one end through-hole and the inside cavity of propulsion pole (2) one end intercommunication each other, propulsion pole (2) one end cavity inside is provided with fixed knot constructs (4), sleeve pipe (1) are passed in sleeve pipe (1) one end of keeping away from in propulsion pole (2) one end and extend to sleeve pipe (1) surface, the spacing groove has been seted up to sleeve pipe (1) one end inner wall, sleeve pipe (1) one end upper surface fixedly connected with installation pipe (5), installation pipe (5) and sleeve pipe (1) one end inner wall spacing groove communicate each other, installation pipe (5) inside is provided with extrusion structure (6).

2. The biological gene detection probe according to claim 1, wherein the pushing rod (2) is sleeved with a first spring (7) close to the outer surface of one end of the needle (3), one end of the first spring (7) is fixedly connected to the inner wall of the sleeve (1), the other end of the first spring (7) is provided with a first extrusion piece (8), the first extrusion piece (8) is fixedly connected to the outer surface of the pushing rod (2), the pushing rod (2) is provided with a through hole close to the side surface of one end of the needle (3), the through hole is mutually communicated with an inner cavity of one end of the pushing rod (2), and one end of the pushing rod (2) away from the needle (3) is fixedly connected with a pressing piece (9).

3. The biological gene detection probe according to claim 1, wherein the fixing structure (4) comprises a second spring (10) and a fixing pin (11), one end of the second spring (10) is fixedly connected to the inner wall of the cavity at one end of the pushing rod (2), the other end of the second spring (10) is provided with the fixing pin (11), one end of the fixing pin (11) is fixedly connected to one end of the second spring (10), a fixing groove is formed in the side surface of the fixing pin (11), and one end, far away from the second spring (10), of the fixing pin (11) penetrates through the through hole at the side surface of the pushing rod (2) close to one end of the needle (3) and extends to the outer surface of the pushing rod (2).

4. The biological gene detection probe according to claim 1, wherein the extrusion structure (6) comprises an extrusion rod (12), a second extrusion sheet (13) and a third spring (14), the extrusion rod (12) is arranged inside the installation tube (5), the upper end of the extrusion rod (12) penetrates through the installation tube (5) to extend to the upper surface of the installation tube (5), the lower end of the extrusion rod (12) penetrates through the installation tube (5) to extend into a limit groove in one end inner wall of the sleeve (1), the second extrusion sheet (13) is fixedly connected to the outer surface of the extrusion rod (12), the third spring (14) is arranged on the lower surface of the second extrusion sheet (13), the outer surface of the extrusion rod (12) is sleeved with the third spring (14), the upper end of the third spring (14) is fixedly connected to the lower surface of the second extrusion sheet (13), and the lower end of the third spring (14) is fixedly connected to the inner wall of the installation tube (5).

5. The biological gene detection probe according to claim 2, wherein an elastic rod (15) is arranged on one side, far away from the first spring (7), of the first extrusion piece (8), the elastic rod (15) is obliquely arranged inside the sleeve (1), one end of the elastic rod (15) is fixedly connected to the side surface of the first extrusion piece (8), a limiting block (16) is fixedly connected to the upper surface of the other end of the elastic rod (15), and the upper surface of the limiting block (16) is attached to the inner wall of one side, provided with a limiting groove, of the sleeve (1).

6. The biological gene detection probe according to claim 1, wherein one end of the needle head (3) close to the pushing rod (2) is fixedly connected with a connecting sheet (17), and one end of the connecting sheet (17) far away from the needle head (3) penetrates through a through hole at one end of the pushing rod (2) and extends into a fixing groove at the side surface of the fixing pin (11).