CN213527743U

CN213527743U - Filter equipment of nucleic acid extraction instrument is used in laboratory

Info

Publication number: CN213527743U
Application number: CN202022249309.8U
Authority: CN
Inventors: 袁传伟
Original assignee: Suzhou Yingma Precision Machinery Co ltd
Current assignee: Suzhou Yingma Precision Machinery Co ltd
Priority date: 2020-10-12
Filing date: 2020-10-12
Publication date: 2021-06-25
Anticipated expiration: 2030-10-12

Abstract

The utility model discloses a filter equipment of nucleic acid extraction instrument is used in laboratory relates to filter equipment technical field, and the filter equipment filter effect for solving current laboratory nucleic acid extraction instrument is not fine, washs more troublesome problem simultaneously. The internally mounted of rose box has the filter screen, the inside below of rose box is installed and is placed the board, and the rose box with place board welded connection, the top of placing the board is installed the through-hole case, internally mounted have the through-hole board, coarse sand piece is installed to the top of through-hole board, the non-woven fabrics is installed to the below of through-hole board, the internally mounted of non-woven fabrics has quartz sand, the below of rose box one side is provided with the discharge gate, the installation lid is installed to the top of rose box, the inside of rose box top is provided with the mounting groove, one side of installation lid is provided with the water inlet, the top of installation lid is provided with the pressure boost mouth.

Description

Filter equipment of nucleic acid extraction instrument is used in laboratory

Technical Field

The utility model relates to a filter equipment technical field specifically is filter equipment of nucleic acid extraction instrument for laboratory.

Background

The filtering device of the nucleic acid extraction instrument for the laboratory is generally a device for filtering impurities for the nucleic acid extraction instrument for the laboratory, the acid extraction instrument is an instrument for automatically completing the extraction work of sample nucleic acid by using a matched nucleic acid extraction reagent, and the device is widely applied to various fields of disease control centers, clinical disease diagnosis, blood transfusion safety, forensic medicine identification, environmental microorganism detection, food safety detection, animal husbandry, molecular biology research and the like.

However, the filtering device of the existing nucleic acid extraction instrument for the laboratory has poor filtering effect and is troublesome to clean; thus, the existing requirements are not met, for which we propose a filter device for a laboratory nucleic acid extraction instrument.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a filter equipment of nucleic acid extraction instrument is used in laboratory to it is not fine to provide the filter equipment filter effect of current laboratory nucleic acid extraction instrument in solving above-mentioned background art, washs more troublesome problem simultaneously.

In order to achieve the above object, the utility model provides a following technical scheme: laboratory is with filter equipment of nucleic acid extraction instrument, including the rose box, the internally mounted of rose box has the filter screen, the inside below of rose box is installed and is placed the board, and the rose box with place board welded connection, the top of placing the board installs the through-hole case, internally mounted have the through-hole board, the coarse sand piece is installed to the top of through-hole board, the non-woven fabrics is installed to the below of through-hole board, the internally mounted of non-woven fabrics has quartz sand.

Preferably, a discharge port is formed in the lower portion of one side of the filter box, an installation cover is installed above the filter box, an installation groove is formed in the inner portion above the filter box, a water inlet is formed in one side of the installation cover, and a pressurizing port is formed above the installation cover.

Preferably, the sealing ring is installed above the inside of the pressurizing opening, the butterfly valves are installed inside the discharge opening, the water inlet and the pressurizing opening, and the discharge opening, the water inlet and the pressurizing opening are all connected with the butterfly valves in a sealing mode.

Preferably, a thread ring is installed below the installation cover.

Preferably, a vibration motor is installed at the front end of the filter box, and the filter box is connected with the vibration motor through screws.

Preferably, a pressurizing water pump is installed below the front end of the filter box, a tap water pipe is installed on one side of the pressurizing water pump, and the pressurizing water pump is connected with the tap water pipe in a sealing mode.

Preferably, the limiting blocks are installed on the outer side of the filter screen, the number of the limiting blocks is four, and the silica gel sheet is installed at the front end of each limiting block.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses an at the internally mounted filter screen and the through-hole case of rose box, the filter screen plays the effect of filtering great impurity, through-hole incasement portion installs coarse sand piece and quartz sand, the coarse sand piece plays the impurity that the filter particle is less, quartz sand mainly filters slight impurity, through three-layer filtration, can effectively promote the effect of filtering, the non-woven fabrics is installed in the outside of quartz sand simultaneously, the effect of non-woven fabrics is in order to wrap up quartz sand, prevent quartz sand leakage, simultaneously through setting up the pressure boost mouth on the rose box top installation lid, the pressure boost mouth is connected with the booster pump, accelerate the flow of material solution, accelerate the speed of filtering;

2. the utility model discloses an at the front end installation vibrating motor of rose box, vibrating motor plays the effect that vibrations moved the rose box, prevent that the impurity card from in the inside of filter screen, influence the material velocity of flow, through the below installation booster pump at the rose box front end, the inside of filter box is injected with water in the booster pump work, the water level rises, give washing out the inside coarse sand piece of through-hole incasement portion and quartz sand with the inside impurity of quartz sand, last impurity and abluent water are discharged from the water inlet department on the installation cover, can effectual clearance coarse sand piece and the inside impurity of quartz sand through this method, convenient next use.

Drawings

Fig. 1 is a schematic view of the internal structure of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is a front view of the filter screen of the present invention.

In the figure: 1. a filter box; 2. a discharge port; 3. installing a cover; 4. a water inlet; 5. a pressurizing port; 6. a seal ring; 7. a butterfly valve; 8. mounting grooves; 9. a thread ring; 10. a filter screen; 11. a limiting block; 12. placing the plate; 13. a through-hole box; 14. a through hole plate; 15. coarse sand blocks; 16. non-woven fabrics; 17. quartz sand; 18. a vibration motor; 19. a booster water pump; 20. tapping a water pipe; 21. a silica gel sheet.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, the present invention provides an embodiment: laboratory is with filter equipment of nucleic acid extraction instrument, including rose box 1, the internally mounted of rose box 1 has filter screen 10, the inside below of rose box 1 is installed and is placed board 12, and rose box 1 with place board 12 welded connection, welded connection's gas tightness and water proofness are all better, the structural rigidity is also great, the wholeness of structure is good, both save labour and time, the sectional area that does not make the material again receives the impairment, make the material obtain make full use of, the top of placing board 12 is installed through-hole case 13, the internally mounted of having through-hole board 14, coarse sand block 15 is installed to the top of through-hole board 14, non-woven fabrics 16 is installed to the below of through-hole board 14, the internally mounted of non-woven fabrics 16 has quartz sand 17.

Further, the below of 1 one side of rose box is provided with discharge gate 2, and installation lid 3 is installed to the top of rose box 1, and the inside of 1 top of rose box is provided with mounting groove 8, and one side of installation lid 3 is provided with water inlet 4, and the top of installation lid 3 is provided with pressure boost mouth 5, plays the effect of connecting the booster pump, conveniently for the inside pressure boost of rose box 1 for the material flows.

Further, sealing washer 6 is installed to the inside top of pressure boost mouth 5, and butterfly valve 7 is all installed to the inside of discharge gate 2, water inlet 4 and pressure boost mouth 5, and discharge gate 2, water inlet 4 and pressure boost mouth 5 all with butterfly valve 7 sealing connection, fatigue resistance can be good, has good leakproofness, insulating nature and corrosion resistance.

Further, the thread ring 9 is installed below the installation cover 3, so that the installation cover 3 is installed on the filter box 1, and meanwhile, the installation is simple and the disassembly is easy.

Furthermore, vibrating motor 18 is installed at the front end of filter box 1, and filter box 1 passes through bolted connection with vibrating motor 18, installs and removes the convenience, does benefit to the maintenance, can increase the pretightning force and prevent not hard up, can not arouse junction material composition phase transition.

Furthermore, a booster water pump 19 is installed below the front end of the filter box 1, a tap water pipe 20 is installed on one side of the booster water pump 19, and the booster water pump 19 is in sealing connection with the tap water pipe 20, so that the connection is tight and the filter box is not easy to fall off.

Further, stopper 11 is installed in the outside of filter screen 10, and stopper 11 is provided with four, and silica gel piece 21 is installed to stopper 11's front end, extrudes silica gel piece 21 through thread circle 9 to fixed filter screen 10.

The working principle is as follows: when in use, a water inlet 4 on a mounting cover 3 above a filter box 1 is mounted on a nucleic acid extraction instrument, then a connecting pipe on a booster pump is mounted at a pressurizing port 5 on the mounting cover 3, then a vibration motor 18 at the front end of the filter box 1 is started, simultaneously a water inlet 4 on the mounting cover 3, the pressurizing port 5 and a butterfly valve 7 in a discharge port 2 below one side of the filter box 1 are opened, material liquid enters the inside of the filter box 1 through the water inlet 4, a filter screen 10 and a through hole box 13 are mounted in the filter box 1, the filter screen 10 plays a role of filtering larger impurities, a coarse sand block 15 is mounted above a through hole plate 14 in the through hole box 13, quartz sand 17 is mounted below the through hole plate, the coarse sand block 15 plays a role of filtering smaller impurities, the quartz sand 17 mainly filters fine impurities, the quartz sand 17 can effectively improve the filtering effect through three-layer filtering, and meanwhile, a non-woven fabric 16, the non-woven fabric 16 is used for wrapping quartz sand 17 and preventing the quartz sand 17 from leaking, a booster pump connected with a booster port 5 is started, the booster pump is used for boosting the inside of the filter box 1 to accelerate the flow of material solution and accelerate the filtering speed, a vibration motor 18 plays a role of vibrating the filter box 1 to prevent impurities from being blocked in the filter screen 10 and influencing the flow rate of the materials, when the filter box 1 needs to be cleaned after the filtering is finished, a butterfly valve 7 in a discharge port 2 and the booster port 5 is closed firstly, a booster pump 19 below the front end of the filter box 1 is started, the booster pump 19 works to inject water into the filter box 1, the water level rises to flush the coarse sand blocks 15 in the through hole box 13 and the impurities in the quartz sand 17, and finally the impurities and the cleaned water are discharged from a water inlet 4 on the mounting cover 3, and the impurities in the coarse sand blocks 15 and the quartz sand 17 can be cleaned effectively by the method, convenient next time uses, later rotates to take off installation lid 3, clears up the great impurity on the filter screen 10, goes into the mounting groove 8 of filter box 1 inside top earlier with stopper 11 card on the filter screen 10 at last, later with installation lid 3 below thread ring 9 rotate insert the mounting groove 8 internal fixation on the filter box 1 can.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. Laboratory is with filter equipment of nucleic acid extraction instrument, including rose box (1), its characterized in that: the internally mounted of rose box (1) has filter screen (10), the inside below of rose box (1) is installed and is placed board (12), and rose box (1) with place board (12) welded connection, place the top of board (12) and install through-hole case (13), the internally mounted have through-hole board (14), coarse sand piece (15) are installed to the top of through-hole board (14), non-woven fabrics (16) are installed to the below of through-hole board (14), the internally mounted of non-woven fabrics (16) has quartz sand (17).

2. The filter device for laboratory nucleic acid extraction instruments according to claim 1, characterized in that: the improved filter box is characterized in that a discharge port (2) is formed in the lower portion of one side of the filter box (1), an installation cover (3) is installed above the filter box (1), an installation groove (8) is formed in the inner portion above the filter box (1), a water inlet (4) is formed in one side of the installation cover (3), and a pressurizing port (5) is formed in the upper portion of the installation cover (3).

3. The filter device for laboratory nucleic acid extraction instruments according to claim 2, characterized in that: sealing washer (6) are installed to the inside top of pressure boost mouth (5), butterfly valve (7) are all installed to the inside of discharge gate (2), water inlet (4) and pressure boost mouth (5), and discharge gate (2), water inlet (4) and pressure boost mouth (5) all with butterfly valve (7) sealing connection.

4. The filter device for laboratory nucleic acid extraction instruments according to claim 2, characterized in that: and a thread ring (9) is arranged below the mounting cover (3).

5. The filter device for laboratory nucleic acid extraction instruments according to claim 1, characterized in that: the front end of the filter box (1) is provided with a vibration motor (18), and the filter box (1) is connected with the vibration motor (18) through screws.

6. The filter device for laboratory nucleic acid extraction instruments according to claim 1, characterized in that: the filter box is characterized in that a booster water pump (19) is installed below the front end of the filter box (1), a tap water pipe (20) is installed on one side of the booster water pump (19), and the booster water pump (19) is in sealing connection with the tap water pipe (20).

7. The filter device for laboratory nucleic acid extraction instruments according to claim 1, characterized in that: stopper (11) are installed in the outside of filter screen (10), and stopper (11) are provided with four, silica gel piece (21) are installed to the front end of stopper (11).