CN217879210U

CN217879210U - Testing device for developing microfluid technology

Info

Publication number: CN217879210U
Application number: CN202221747572.2U
Authority: CN
Inventors: 张瀚霖; 尹航; 陈旭东
Original assignee: Dalian Weikai Chemical Co ltd
Current assignee: Dalian Weikai Chemical Co ltd
Priority date: 2022-07-08
Filing date: 2022-07-08
Publication date: 2022-11-22
Anticipated expiration: 2032-07-08

Abstract

The utility model discloses a testing arrangement is used in microfluid technology development, which comprises a housing, casing outside fixedly connected with display screen, casing lower extreme fixedly connected with heelpiece, casing outside symmetric connection has the heat dissipation bars, the sample storehouse has been seted up to casing one side, rotate through the deflection axle in the sample storehouse and be connected with the closed door, the casing outside is connected with the interlock mechanism that is used for adjusting the closed door and opens and close, interlock mechanism includes the linking arm, linking arm one end fixedly connected with closed axle, closed axle one end is rotated and is connected in the closed door outside, linking arm other end fixedly connected with traveller, traveller sliding connection is on the traveller spare. The utility model discloses utilize the linking arm to drive and seal the axle motion, and then make and seal the door and can replace traditional manual work to seal at self-sealing, reduce the external microfluid production influence in to the sample storehouse, can seal the sample storehouse with fixed range, alleviate the air current undulant, the structure has the rationality.

Description

Testing device for developing microfluid technology

Technical Field

The utility model relates to a microfluid testing arrangement technical field especially relates to a testing arrangement is used in microfluid technology development.

Background

Microfluidics is defined as fluids flowing in channels on the scale of one hundred nanometers to several hundred micrometers. Flow is dominated by interfacial (surface) tension, viscous dissipation, and fluid resistance. In scientific experiments of biology, chemistry, materials and the like, operations on fluid are often required, such as preparation of sample DNA, liquid chromatography, PCR reaction, electrophoresis detection and the like are all performed in a liquid phase environment. If the steps of sample preparation, biochemical reaction, result detection, etc. are integrated on a biochip, the amount of fluid used for the experiment is reduced from milliliter, microliter to nanoliter or picoliter, and a powerful microfluidic device is essential. Therefore, with the development of biochip technology, microfluidics technology has gained more and more attention as a key supporting technology of biochip.

The device for testing the microfluid process is seriously influenced by interference, the flow test of microfluid can be influenced by fine vibration or dust, the existing microfluid testing equipment is mostly sealed manually, the sealing speed is high, and external wind is driven to blow the liquid level of the microfluid to generate influence when the existing microfluid testing equipment is sealed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an: in order to solve the above problems, a test device for developing a microfluidic process is proposed.

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

the testing device for the development of the micro-fluid process comprises a shell, wherein a display screen is fixedly connected to the outer side of the shell, a base pad is fixedly connected to the lower end of the shell, radiating grids are symmetrically connected to the outer side of the shell, a sample bin is formed in one side of the shell, a closed door is rotatably connected to the sample bin through a deflection shaft, and a linkage mechanism used for adjusting the opening and closing of the closed door is connected to the outer side of the shell.

Preferably, the linkage mechanism comprises a connecting arm, one end of the connecting arm is fixedly connected with a closed shaft, one end of the closed shaft is rotatably connected to the outer side of the closed door, the other end of the connecting arm is fixedly connected with a sliding column, the sliding column is slidably connected to the sliding rail piece, and one end of the connecting arm is connected with a driving assembly.

Preferably, the sliding rail piece comprises a sliding frame, and the sliding frame is horizontally, symmetrically and fixedly connected to the outer side of the machine shell.

Preferably, drive assembly includes telescopic cylinder, telescopic cylinder's flexible end rotates to be connected in linking arm one end, casing outside fixedly connected with side carousel, the side carousel rotates to be connected in the telescopic cylinder outside.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. this application utilizes the linking arm to drive and seals the axle motion through adopting the linking arm structure, and then makes to seal the door and can replace traditional manual work to seal at self-sealing, reduces the external microfluid to in the sample storehouse and produces the influence, can seal the sample storehouse with fixed range, alleviates the air current undulant, and the structure has the rationality.

2. This application utilizes telescopic cylinder's mechanical structure to replace traditional manual operation through adopting telescopic cylinder structure, detects the long-time back of opening of closed door at testing arrangement, and the device can automatic start telescopic cylinder seal the sample storehouse, plays the guard action.

Drawings

Fig. 1 is a schematic structural diagram of an overall testing device provided according to an embodiment of the present invention;

fig. 2 shows a schematic structural diagram of a telescopic cylinder joint provided according to an embodiment of the present invention;

fig. 3 shows a schematic structural diagram of a connection arm connection provided according to an embodiment of the present invention.

Illustration of the drawings:

1. a housing; 2. a display screen; 3. a heat dissipation grid; 4. a bottom pad; 5. a sample bin; 6. a closing door; 7. a carriage; 8. a side turntable; 9. a telescopic cylinder; 10. a connecting arm; 11. a closed shaft; 12. a traveler; 13. a deflection axis.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

the utility model provides a microfluid technology is testing arrangement for development, includes casing 1, 1 outside fixedly connected with display screen 2 of casing, 1 lower extreme fixedly connected with heelpiece 4 of casing, 1 outside symmetric connection of casing has the heat dissipation bars 3, and sample storehouse 5 has been seted up to casing 1 one side, rotates through deflection axle 13 in the sample storehouse 5 to be connected with and seals door 6, and the casing 1 outside is connected with the interlock mechanism that is used for adjusting to seal door 6 and opens and close. The linkage mechanism comprises a connecting arm 10, one end of the connecting arm 10 is fixedly connected with a closed shaft 11, one end of the closed shaft 11 is rotatably connected to the outer side of the closed door 6, the other end of the connecting arm 10 is fixedly connected with a sliding column 12, the sliding column 12 is slidably connected to a sliding rail piece, and one end of the connecting arm 10 is connected with a driving assembly. The sliding rail piece comprises a sliding frame 7, and the sliding frame 7 is horizontally, symmetrically and fixedly connected to the outer side of the machine shell 1. Drive assembly includes telescopic cylinder 9, and the flexible end of telescopic cylinder 9 rotates to be connected in linking arm 10 one end, 1 outside fixedly connected with side carousel 8 of casing, and side carousel 8 rotates to be connected in the 9 outsides of telescopic cylinder.

Specifically, as shown in fig. 1, a testing device for micro-fluid process development comprises a casing 1, a display screen 2 is fixedly connected to the outer side of the casing 1, a bottom pad 4 is fixedly connected to the lower end of the casing 1, radiating grids 3 are symmetrically connected to the outer side of the casing 1, a sample bin 5 is arranged on one side of the casing 1, a closing door 6 is rotatably connected to the interior of the sample bin 5 through a deflection shaft 13, and a linkage mechanism for adjusting the opening and closing of the closing door 6 is connected to the outer side of the casing 1.

Specifically, as shown in fig. 3, the linkage mechanism includes a connecting arm 10, one end of the connecting arm 10 is fixedly connected with a sealing shaft 11, one end of the sealing shaft 11 is rotatably connected to the outer side of the sealing door 6, the other end of the connecting arm 10 is fixedly connected with a sliding column 12, the sliding column 12 is slidably connected to the sliding rail member, and one end of the connecting arm 10 is connected with a driving assembly. Slide rail spare includes carriage 7, and carriage 7 horizontal symmetry fixed connection utilizes linking arm 10 to drive and seals 11 movements of axle in the 1 outside of casing, and then makes and seals door 6 and can replace traditional manual work to seal in the self-sealing, reduces the external microfluid production influence to in the sample storehouse 5, can seal sample storehouse 5 with fixed range, alleviates the air current undulant, and the structure has the rationality.

Specifically, as shown in fig. 1, drive assembly includes telescopic cylinder 9, and telescopic cylinder 9 stretches out and draws back the end and rotates to be connected in linking arm 10 one end, casing 1 outside fixedly connected with side carousel 8, and side carousel 8 rotates to be connected in the telescopic cylinder 9 outside, utilizes telescopic cylinder 9's mechanical structure to replace traditional manual operation, detects the long-time back of opening of closed door 6 at testing arrangement, and the device can automatic start telescopic cylinder 9 seal sample storehouse 5, plays the guard action.

In summary, according to the testing apparatus for microfluid process development provided by this embodiment, when the sample chamber 5 needs to be sealed, the telescopic cylinder 9 contracts, the telescopic cylinder 9 rotates around the side turntable 8, and simultaneously drives one end of the connecting arm 10 to move along the sliding frame 7, so as to drive the sealing door 6 to seal the sample chamber 5, and the sealing process is performed at a constant speed, so as to reduce the fluctuation of air flow, and effectively protect the state of microfluid in the sample chamber 5.

The previous description of the embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides a testing arrangement is used in microfluid technology development, includes casing (1), its characterized in that, casing (1) outside fixedly connected with display screen (2), casing (1) lower extreme fixedly connected with heelpiece (4), casing (1) outside symmetric connection has radiator-grid (3), sample storehouse (5) have been seted up to casing (1) one side, rotate through deflection axle (13) in sample storehouse (5) and be connected with closed door (6), the casing (1) outside is connected with the interlock mechanism that is used for adjusting closed door (6) and opens and close.

2. The testing device for the development of the micro-fluidic process, according to claim 1, is characterized in that the linkage mechanism comprises a connecting arm (10), one end of the connecting arm (10) is fixedly connected with a closed shaft (11), one end of the closed shaft (11) is rotatably connected to the outer side of the closed door (6), the other end of the connecting arm (10) is fixedly connected with a sliding column (12), the sliding column (12) is slidably connected to a sliding rail member, and one end of the connecting arm (10) is connected with a driving component.

3. A microfluidics testing device according to claim 2, wherein the carriage means comprise a carriage (7), the carriage (7) being horizontally symmetrically and fixedly attached to the outside of the housing (1).

4. The testing device for the development of the micro-fluid process according to claim 2, wherein the driving assembly comprises a telescopic cylinder (9), a telescopic end of the telescopic cylinder (9) is rotatably connected to one end of a connecting arm (10), a side rotating disc (8) is fixedly connected to the outer side of the casing (1), and the side rotating disc (8) is rotatably connected to the outer side of the telescopic cylinder (9).