CN218497260U

CN218497260U - Microscope base capable of adapting to chips with different sizes

Info

Publication number: CN218497260U
Application number: CN202222348356.7U
Authority: CN
Inventors: 马浩鸣
Original assignee: Wuhan University WHU
Current assignee: Wuhan University WHU
Priority date: 2022-09-01
Filing date: 2022-09-01
Publication date: 2023-02-17
Anticipated expiration: 2032-09-01

Abstract

The utility model provides a can adapt to microscope base of not equidimension chip, including first U type frame, mount pad and second U type frame, first U type frame upper surface intermediate position department opens flutedly, the groove connection has second U type frame, first U type frame internal connection has first lead screw, the one end of first lead screw exposes outside first U type frame, first lead screw both sides equal screw thread has cup jointed first sliding ring, first sliding ring upper surface is connected with first slider, first slider upper surface is connected with first splint, second U type frame internal connection has the second lead screw, the both ends and the rotation of second U type frame of second lead screw are connected, the equal screw thread in second lead screw both sides in the second U type frame has cup jointed the second sliding ring, second sliding ring upper surface is connected with the second slider, second slider upper surface is connected with the second splint. The utility model discloses be convenient for place and the different micro-fluidic chip of fixed size, play the effect of centering to micro-fluidic chip simultaneously to be convenient for the microscope detects the observation.

Description

Microscope base capable of adapting to chips with different sizes

Technical Field

The utility model relates to a microscope base technical field, concretely relates to can adapt to microscope base of equidimension chip not.

Background

The micro-fluidic chip technology integrates basic operation units such as sample preparation, reaction, separation, detection and the like in the processes of biological, chemical and medical analysis into a chip with a micron scale, and the micro-fluidic chip is required to be placed on a microscope base for detection in the detection process.

Through the magnanimity retrieval, it is typical like a novel microscope base that publication number is disclosed for CN213069325U to discover the microscope base among the prior art, this novel microscope base, use through the screw thread cover, the screw thread support column, the cooperation of rolling ball, when observing the sample, place the sample on the surface of placing the board, when the sample upper surface is in the inclined plane, the screw thread cover that rotates corresponding position advances and promotes the roof, take place to incline and then just with the sample through making the roof, the problem that traditional microscope sample surface unevenness directly influences the observation effect when using has been avoided, the practicality of this novel microscope base has been improved.

Because the size difference of the microfluidic chip is large, the existing microscope base is not convenient for placing and fixing the microfluidic chip with the large size difference, and therefore, the microscope base capable of adapting to chips with different sizes is provided.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems existing in the prior art, the utility model provides a can adapt to the microscope base of not equidimension chip can adapt to not equidimension micro-fluidic chip.

The utility model provides an above-mentioned technical problem's scheme as follows:

the microscope base comprises a first U-shaped frame, a mounting seat and a second U-shaped frame, wherein a groove is formed in the middle position of the upper surface of the first U-shaped frame, the groove is connected with the second U-shaped frame, a first lead screw is connected inside the first U-shaped frame, two ends of the first lead screw are connected with the first U-shaped frame in a rotating mode, one end of the first lead screw is exposed out of the first U-shaped frame, first sliding rings are sleeved on two sides of the first lead screw in the first U-shaped frame in a threaded mode, the upper surface of the first sliding ring is connected with a first clamping plate, a second lead screw is connected inside the second U-shaped frame in a rotating mode, one end of the second lead screw is exposed out of the second U-shaped frame in a threaded mode, second sliding rings are sleeved on two sides of the second lead screw in the second U-shaped frame in a threaded mode, a second sliding block is connected on the upper surface of the second sliding ring, a second clamping plate is connected on the upper surface of the second sliding ring, the first lead screw and the two sides of the second lead screw are opposite in the rotating direction.

The beneficial effects of the utility model are that: through setting up first U type frame, first lead screw, first splint, second U type frame, second lead screw and second splint, the micro-fluidic chip of being convenient for place and fixed size difference has been reached, thereby the effect of microscope detection observation is convenient for, place the micro-fluidic chip in the upper surface of first U type frame and second U type frame, first lead screw drives two first sliding ring opposite direction movements, thereby drive two first splint opposite direction movements and clip the both sides of micro-fluidic chip, the second lead screw drives two second sliding ring opposite direction movements, thereby drive two second splint opposite direction movements and clip the front and back surface of micro-fluidic chip, then fix the micro-fluidic chip at the upper surface of first U type frame and second U type frame.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Furthermore, one exposed end of the first screw rod and one exposed end of the second screw rod are connected with a knob.

The beneficial effect of adopting the above further scheme is: the first screw rod and the second screw rod are driven to rotate by twisting the two knobs.

Furthermore, the number of the first sliding rings is two, the two first sliding rings are symmetrically sleeved on the two sides of the outer surface of the first screw rod in a threaded manner, the upper surfaces of the two first sliding rings are connected with first sliding blocks, and the upper surfaces of the two first sliding blocks are connected with first clamping plates.

The beneficial effect of adopting the further scheme is that: the first screw rod drives the two first slip rings to move oppositely, so that the two first clamping plates are driven to move oppositely and clamp two sides of the microfluidic chip.

Furthermore, the number of the second slip rings is two, the two second slip rings are symmetrically sleeved on the outer surface of the second screw rod close to the front surface and the rear surface of the second U-shaped frame in a threaded manner, the upper surfaces of the two second slip rings are connected with second sliding blocks, and the upper surfaces of the two second sliding blocks are connected with second clamping plates.

The beneficial effect of adopting the further scheme is that: the second screw rod drives the two second slip rings to move oppositely, so that the two second clamping plates are driven to move oppositely and clamp the front surface and the rear surface of the microfluidic chip.

Further, first U type frame lower surface intermediate position department is connected with the mount pad, still includes spring and trapezoidal piece, two equal vertical the opening in one side that first splint and two second splint surfaces are close to the mount pad has the dovetail, and the spring top is connected in roof in the dovetail, and the spring end-to-end connection has the dovetail piece, dovetail piece and dovetail sliding connection, and one side that the dovetail piece surface is close to the mount pad all is connected with the trapezoidal piece.

The beneficial effect of adopting the further scheme is that: through setting up dovetail, dovetail piece, trapezoidal piece and spring, reached and be convenient for compress tightly the effect of placing the micro-fluidic chip who puts in first U type frame and second U type frame upper surface, at the in-process of two first splint and two second splint opposite directions removals, micro-fluidic chip surface and trapezoidal piece contact and make the trapezoidal piece rise, the lower surface of trapezoidal piece and micro-fluidic chip's upper surface contact, the spring applys elastic force to dovetail piece and trapezoidal piece to make the trapezoidal piece push down micro-fluidic chip.

Furthermore, through holes are formed in two ends of the first U-shaped frame and the second U-shaped frame, the first screw rod and the second screw rod are inserted into the through holes, and the knob at the exposed end is screwed to rotate.

Furthermore, the two sides of the front surface and the rear surface of the first U-shaped frame are symmetrically connected with fixing plates.

Furthermore, the widths of the first sliding ring and the second sliding ring are respectively 0.5-2.5 mm smaller than the widths of the first U-shaped frame and the second U-shaped frame.

The beneficial effect of adopting the further scheme is that: the first and second slip rings may be retained within the first and second U-shaped brackets, respectively.

The above description is only an outline of the technical solution of the present invention, and in order to make the technical means of the present invention more clearly understood and to be implemented in accordance with the content of the specification, the following detailed description will be given of preferred embodiments of the present invention in conjunction with the accompanying drawings. The detailed description of the present invention is given by the following examples and the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:

FIG. 1 is a schematic view of a microscope base adapted to different sizes of chips according to the present invention;

FIG. 2 is a schematic top view of a microscope base for accommodating chips of different sizes;

fig. 3 is an enlarged schematic view of the utility model at a in fig. 1;

fig. 4 is an enlarged schematic view of the present invention at B in fig. 1.

In the figures, the list of components represented by the various reference numbers is as follows:

1. a first U-shaped frame; 2. a mounting seat; 3. a first lead screw; 4. a first slip ring; 5. a first slider; 6. a first splint; 7. a second splint; 8. a second U-shaped frame; 9. a fixing plate; 10. a knob; 11. a dovetail groove; 12. a spring; 13. a trapezoidal block; 14. a dovetail block; 15. a second slider; 16. a second lead screw; 17. a groove; 18. a second slip ring.

Detailed Description

The principles and features of the present invention are described below in conjunction with the accompanying fig. 1-4, the examples given are intended to illustrate the present invention and are not intended to limit the scope of the invention. The invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. The advantages and features of the present invention will become more fully apparent from the following description and appended claims. It should be noted that the drawings are in simplified form and are not to precise scale, and are provided for convenience and clarity in order to facilitate the description of the embodiments of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1 to 4, the utility model provides a microscope base that can adapt to different size chips, including first U type frame 1, mount pad 2 and second U type frame 8, 1 upper surface intermediate position department of first U type frame is opened flutedly 17, flutedly 17 department is connected with second U type frame 8, 1 internal connection of first U type frame has first lead screw 3, the both ends of first lead screw 3 rotate with first U type frame 1 and be connected and wherein one end exposes outside first U type frame 1, first lead screw 3 is two-way lead screw, 3 end-to-end connection of first lead screw has knob 10, first lead screw 3 is gone up the screw and has cup jointed first sliding ring 4, first sliding ring 4 upper surface connection has first slider 5, first slider 5 upper surface connection has first splint 6, 8 internal connection of second U type frame has second lead screw 16, the both ends of second lead screw 16 rotate with second U type frame 8 and be connected and wherein one end exposes outside second U type frame 8, second lead screw 16 cup joints the screw 16 for two-way screw, second lead screw 16 has second sliding ring 18, second sliding ring 18 and second sliding ring 15 are two-way lead screw 15, the both sides of second lead screw are connected with second screw 15 to the opposite.

Preferably, the number of the knobs 10 is two, the two knobs 10 are respectively connected to the ends of the exposed ends of the first lead screw 3 and the second lead screw 16, and the two knobs 10 are screwed to drive the first lead screw 3 and the second lead screw 16 to rotate.

Preferably, first sliding ring 4 is equipped with two altogether, and two first sliding ring 4 symmetrical screw cup joints in 3 surface both sides positions departments of first lead screw, and two first sliding ring 4 upper surfaces all are connected with first slider 5, and two first slider 5 upper surfaces all are connected with first splint 6, and first lead screw 3 drives two first sliding ring 4 opposite direction removal to drive two first splint 6 opposite direction removal and clip the both sides of micro-fluidic chip.

Preferably, the number of the second slip rings 18 is two, the two second slip rings 18 are symmetrically sleeved on the outer surface of the second screw rod 16 in a threaded manner and are close to the front surface and the rear surface of the second U-shaped frame 8, the upper surfaces of the two second slip rings 18 are connected with the second sliding blocks 15, the upper surfaces of the two second sliding blocks 15 are connected with the second clamping plates 7, and the second screw rod 16 drives the two second slip rings 18 to move in opposite directions, so that the two second clamping plates 7 are driven to move in opposite directions, and the front surface and the rear surface of the microfluidic chip are clamped.

Preferably, the middle position of the lower surface of the first U-shaped frame 1 is connected with a mounting seat 2.

Preferably, the clamping device further comprises springs 12 and trapezoidal blocks 13, wherein dovetail grooves 11 are vertically formed in one sides, close to the mounting base 2, of the outer surfaces of the two first clamping plates 6 and the two second clamping plates 7, springs 12 are connected inside the four dovetail grooves 11, the top ends of the springs are connected to the inner top wall of the dovetail grooves 11, the tail ends of the four springs 12 are connected with dovetail blocks 14, the dovetail blocks 14 are connected with the dovetail grooves 11 in a sliding mode, and the trapezoidal blocks 13 are connected to one sides, close to the mounting base 2, of the outer surfaces of the four dovetail blocks 14.

Preferably, through holes are formed in two ends of the first U-shaped frame 1 and the second U-shaped frame 8, the first screw rod 3 and the second screw rod 16 are inserted into the through holes, and the knob 10 at the exposed end is screwed to rotate. Preferably, one end of the first lead screw 3 and one end of the second lead screw 16, which are far away from the knob, protrude outwards to form a rim, so that the first lead screw and the second lead screw are respectively limited in the first U-shaped frame 1 and the second U-shaped frame 8.

Preferably, the two sides of the front surface and the rear surface of the first U-shaped frame 1 are symmetrically connected with fixing plates 9, and the four fixing plates 9 play a role in fixing and supporting the microfluidic chip placed on the upper surfaces of the first U-shaped frame 1 and the second U-shaped frame 8.

Preferably, the widths of the first and

second slip rings

4 and 18 are respectively 0.5 to 2.5mm smaller than the widths of the first and second

U-shaped frames

1 and 8.

The utility model discloses a concrete theory of operation and application method do: the microfluidic chip is placed on the upper surface of a fixing plate 9, two knobs 10 are screwed, a first screw rod 3 drives two first sliding rings 4 to move oppositely, so that two first clamping plates 6 are driven to move oppositely and two sides of the microfluidic chip are clamped, a second screw rod 16 drives two second sliding rings 18 to move oppositely, so that two second clamping plates 7 are driven to move oppositely and front and back surfaces of the microfluidic chip are clamped, in the process that the two first clamping plates 6 and the two second clamping plates 7 move oppositely, the outer surface of the microfluidic chip is in contact with a trapezoidal block 13 and the trapezoidal block 13 rises, the lower surface of the trapezoidal block 13 is in contact with the upper surface of the microfluidic chip, a spring 12 exerts an elastic acting force on a dovetail block 14 and the trapezoidal block 13, and the trapezoidal block 13 presses the microfluidic chip.

The foregoing is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any manner; the present invention can be smoothly implemented by those skilled in the art according to the drawings and the above description; however, those skilled in the art should understand that changes, modifications and variations made by the above-described technology can be made without departing from the scope of the present invention, and all such changes, modifications and variations are equivalent embodiments of the present invention; meanwhile, any changes, modifications, evolutions, etc. of the above embodiments, which are equivalent to the actual techniques of the present invention, still belong to the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a microscope base that can adapt to different size chips which characterized in that: the device comprises a first U-shaped frame (1), a mounting seat (2) and a second U-shaped frame (8), wherein a groove (17) is formed in the middle position of the upper surface of the first U-shaped frame (1), the second U-shaped frame (8) is connected to the groove (17), a first lead screw (3) is connected to the inside of the first U-shaped frame (1), two ends of the first lead screw (3) are rotatably connected with the first U-shaped frame (1), one end of the first lead screw is exposed out of the first U-shaped frame (1), first sliding rings (4) are respectively sleeved on two sides of the first lead screw (3) in the first U-shaped frame (1) in a threaded manner, a first sliding block (5) is connected to the upper surface of the first sliding ring (4), a first clamping plate (6) is connected to the upper surface of the first sliding block (5), a second clamping plate (16) is connected to the inside of the second U-shaped frame (8), two ends of the second sliding block (16) are rotatably connected with the second U-shaped frame (8), one end of the second sliding block (16) is exposed out of the second U-shaped frame (8), two ends of the second sliding ring (18) and two-way sliding blocks (15) are respectively connected with the second lead screw (15), the second lead screw (15) and the second sliding ring (7), the thread directions of the two sides are opposite.

2. A microscope stand according to claim 1 adapted to accommodate chips of different sizes, wherein: one ends of the first screw rod (3) and the second screw rod (16) which are exposed are connected with a knob (10).

3. A microscope stand according to claim 1 adapted to accommodate chips of different sizes, wherein: the number of the first sliding rings (4) is two, the first sliding rings (4) are symmetrically sleeved on two sides of the outer surface of the first screw rod (3) in a threaded manner, the upper surfaces of the first sliding rings (4) are connected with first sliding blocks (5), and the upper surfaces of the first sliding blocks (5) are connected with first clamping plates (6).

4. A microscope base according to claim 1, wherein the base is adapted to accommodate chips of different sizes and comprises: the number of the second sliding rings (18) is two, the second sliding rings (18) are symmetrically sleeved on the outer surface of the second screw rod (16) in a threaded mode and are close to the front surface and the rear surface of the second U-shaped frame (8), the upper surfaces of the second sliding rings (18) are connected with second sliding blocks (15), and the upper surfaces of the second sliding blocks (15) are connected with second clamping plates (7).

5. A microscope stand according to claim 1 adapted to accommodate chips of different sizes, wherein: the middle position of the lower surface of the first U-shaped frame (1) is connected with a mounting seat (2).

6. A microscope stand according to claim 1 adapted to accommodate chips of different sizes, wherein: still include spring (12) and trapezoidal piece (13), two equal vertical the opening in one side that first splint (6) and two second splint (7) surfaces are close to mount pad (2) has dovetail (11), and the spring top is connected in dovetail (11) roof, and spring (12) end-to-end connection has dovetail piece (14), dovetail piece (14) and dovetail (11) sliding connection, and one side that dovetail piece (14) surface is close to mount pad (2) all is connected with trapezoidal piece (13).

7. A microscope stand according to claim 1 adapted to accommodate chips of different sizes, wherein: the two sides of the front surface and the rear surface of the first U-shaped frame (1) are symmetrically connected with fixing plates (9).

8. A microscope base according to claim 1, wherein the base is adapted to accommodate chips of different sizes and comprises: the widths of the first sliding ring (4) and the second sliding ring (18) are respectively 0.5-2.5 mm smaller than the widths of the first U-shaped frame (1) and the second U-shaped frame (8).

9. A microscope base according to claim 2, wherein the base is adapted to accommodate chips of different sizes and comprises: through holes are formed in two ends of the first U-shaped frame (1) and the second U-shaped frame (8), the first screw rod (3) and the second screw rod (16) are inserted into the through holes, and the knob (10) at the exposed end is screwed to rotate.