CN217111726U

CN217111726U - Fixing device for chromosome dripping sheet

Info

Publication number: CN217111726U
Application number: CN202220848207.4U
Authority: CN
Inventors: 佟晓洁; 刘静; 高超; 贾全胜; 许友强
Original assignee: Xinjiang Jinyu Medical Laboratory Co ltd
Current assignee: Xinjiang Jinyu Medical Laboratory Co ltd
Priority date: 2022-04-13
Filing date: 2022-04-13
Publication date: 2022-08-02
Anticipated expiration: 2032-04-13

Abstract

The utility model discloses a fixing device for chromosome drip pieces, which comprises a base, wherein the base is a rectangular plate, the upper surface of the base is provided with a drip piece positioning plate, the upper surface of the base corresponds to the two ends of the drip piece positioning plate and is respectively provided with a fixing clamp, one end of the base is movably provided with a support rod, the upper end of the support rod is fixedly connected with a drip tube positioning rod, the surface of the drip tube positioning rod is movably provided with a drip tube positioning block, the end surface of the drip tube positioning block is provided with a drip tube positioning hole in a penetrating way, the utility model discloses a movable support rod is arranged on the base, the drip tube positioning block can slide on the drip tube positioning rod by arranging the drip piece positioning plate on the base and arranging the drip tube positioning rod on the support rod, and further, the drip pieces are titrated by driving the drip tube to move through the drip tube positioning hole on the drip tube positioning block, thereby ensuring the height and the inclination angle of the dropper and ensuring the consistent titration effect.

Description

Fixing device for chromosome dripping sheet

Technical Field

The utility model relates to a biological detection technical field, the concrete field is a fixing device for chromosome dripping piece.

Background

With the development of science and technology, when chromosomes of a biological sample are prepared and karyotype analysis is carried out, as the chromosome slide preparation is purely manual operation, factors influencing slide preparation quality are many, the slide preparation link has great influence on the chromosome dispersion effect, and the chromosome dispersion degree and glacial acetic acid volatilize and take away water during slide preparation have great relation, cells titrated onto the slide are required to be well dispersed but cannot be excessively separated, chromosome dispersion is ensured, the chromosome dispersion cannot be excessively dispersed, otherwise, the chromosome slide preparation is not suitable for next analysis, and therefore the chromosome slide preparation is a very key step. Traditional drip piece preparation mode is that the inspector holds the burette, directly drops the cell suspension on the drip piece, because the height and the gradient of drip piece are confirmed by inspector's visual observation, so the cell suspension is very easily dripped outside the drip piece, simultaneously because the height and the gradient of titrating at every turn are different, lead to the drip piece nonconformity of preparation, make the testing result difference great, and the inspector can only once make a drip piece when traditional drip piece makes, and efficiency is low excessively.

To this end, a fixing device for chromosome slides is proposed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fixing device for chromosome dripping piece to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fixing device for chromosome drip piece, includes the base, the base is the rectangle plate, the upper surface of base is equipped with the drip piece locating plate, just the upper surface of base corresponds the both ends of drip piece locating plate are equipped with the fixation clamp respectively, the one end activity of base is equipped with the bracing piece, the upper end fixedly connected with burette locating lever of bracing piece, burette locating lever activity is equipped with the burette locating piece, the terminal surface of burette locating piece runs through and is equipped with the burette locating hole.

Preferably, the one end of base is equipped with the spout, the lower extreme of bracing piece slides and sets up the inside of spout, the inside of spout is rotated and is equipped with first drive screw, first drive screw runs through the lower extreme of bracing piece and rather than the spiro union, the one end of first drive screw runs through the first adjustment handle of lateral wall fixedly connected with of spout.

Preferably, the burette positioning rod is horizontally arranged, a strip-shaped groove penetrates through the end face of the burette positioning rod, and the burette positioning block is slidably arranged in the strip-shaped groove.

Preferably, the inner surface of the strip-shaped groove is provided with an adjusting groove, the outer surface of the dropper positioning block is fixedly connected with a movable block, and the movable block is slidably arranged on the inner surface of the adjusting groove.

Preferably, the inner surface of the adjusting groove is provided with a second driving screw rod in a rotating mode, the second driving screw rod penetrates through the end face of the movable block, the second driving screw rod is in threaded connection with the movable block, and one end of the second driving screw rod penetrates through a second adjusting handle fixedly connected with the end face of the adjusting groove.

Preferably, a clamping plate is movably arranged inside the burette positioning hole, an adjusting screw rod penetrates through the end face of the burette positioning block, one end of the adjusting screw rod is rotatably connected with the clamping plate, and the other end of the adjusting screw rod is fixedly connected with a third adjusting handle.

Preferably, a through groove communicated with the strip-shaped groove is formed in one side, away from the adjusting groove, of the dropper positioning rod, and the adjusting screw penetrates through the through groove.

Preferably, the clamping plate is arc-shaped.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model provides a fixing device for chromosome drip piece, through setting up the base, set up the drip piece locating plate on the base and be used for fixed drip piece, through set up mobilizable bracing piece on the base, and set up the burette locating lever on the bracing piece, can remove along with the bracing piece under the effect of bracing piece, through setting up the burette locating piece, the burette locating piece can slide on the burette locating lever, and then drive the burette through the burette locating hole on the burette locating piece and remove, titrate the drip piece, and then guaranteed the height and the inclination of burette, guarantee to titrate the effect unanimity.

Drawings

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

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

fig. 3 is a schematic structural view of the burette positioning block of the present invention;

fig. 4 is a schematic diagram of a right-side view cross-sectional structure of the present invention.

In the figure: 1-base, 2-drip piece positioning plate, 3-fixing clamp, 4-support rod, 5-drip tube positioning rod, 6-drip tube positioning block, 7-drip tube positioning hole, 8-chute, 9-first driving screw, 10-first adjusting handle, 11-strip-shaped groove, 12-adjusting groove, 13-movable block, 14-second driving screw, 15-second adjusting handle, 16-clamping plate, 17-adjusting screw, 18-third adjusting handle and 19-through groove.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a fixing device for chromosome drip pieces comprises a base 1, as shown in figure 1, the base 1 is a rectangular plate, the upper surface of the base 1 is provided with drip piece positioning plates 2, the number of the drip piece positioning plates 2 is four, the upper surface of the base 1 is respectively provided with a fixing clamp 3 corresponding to the two ends of the drip piece positioning plates 2, the fixing clamps 3 are used for fixing drip pieces on the drip piece positioning plates 2, one end of the base 1 is movably provided with a supporting rod 4, the supporting rod 4 is vertically arranged, the upper end of the supporting rod 4 is fixedly connected with a drip tube positioning rod 5, the drip tube positioning rod 5 is movably provided with a drip tube positioning block 6, the end surface of the drip tube positioning block 6 is provided with a drip tube positioning hole 7 in a penetrating manner, when in use, a drip tube is inserted into the drip tube positioning hole 7, and the position of the drip tube can be adjusted by controlling the movement of the supporting rod 4 and the drip tube positioning block 6, the drip operation of the drip sheet is convenient to be carried out through the dropper.

Specifically, one end of the base 1 is provided with a sliding groove 8, the lower end of the support rod 4 is slidably disposed inside the sliding groove 8, the surface of the support rod 4 is uniformly attached to the inner surface of the sliding groove 8, so that the support rod 4 can stably slide inside the sliding groove 8, the sliding groove 8 is rotatably disposed inside a first driving screw 9, the extending direction of the first driving screw 9 and the length extending direction of the sliding groove 8 are arranged in the same direction, the first driving screw 9 penetrates through the lower end of the support rod 4 and is in threaded connection with the lower end of the support rod, one end of the first driving screw 9 penetrates through the side wall of the sliding groove 8 and is fixedly connected with a first adjusting handle 10, as shown in fig. 1, the first adjusting handle 10 is located outside the base 1, the first driving screw 9 is driven to rotate by rotating the first adjusting handle 10, and the support rod 4 slides inside the sliding groove 8 under the action of thread fit, thereby adjusting the position of the dropper rod 5.

Specifically, the burette positioning rod 5 is horizontally arranged, a strip-shaped groove 11 is arranged on the end surface of the burette positioning rod 5 in a penetrating manner, as shown in fig. 1, the extending direction of the strip-shaped groove 11 is arranged in the same direction as the length extending direction of the burette positioning rod 5, and the burette positioning block 6 is slidably arranged in the strip-shaped groove 11, so that the position of the burette inserted in the burette positioning hole 7 is adjusted by adjusting the position of the burette positioning block 6 in the strip-shaped groove 11.

Particularly, the internal surface in bar groove 11 is equipped with adjustment tank 12, and adjustment tank 12 displacement bar groove 11's inside one side department, the outer fixed surface of burette locating piece 6 is connected with movable block 13, movable block 13 slides and sets up the internal surface of adjustment tank 12, the surface of movable block 13 and the even laminating of internal surface of adjustment tank 12 to guarantee that burette locating piece 6 slides steadily in bar groove 11's inside.

Specifically, the inner surface of the adjusting groove 12 is provided with a second driving screw 14 in a rotating manner, the length direction of the second driving screw 14 is the same as the length direction of the adjusting groove 12 in the same direction, the second driving screw 14 penetrates through the end face of the movable block 13, the second driving screw 14 is in threaded connection with the movable block 13, one end of the second driving screw 14 penetrates through a second adjusting handle 15 fixedly connected to the end face of the adjusting groove 12, and then the movable block 13 can slide in the adjusting groove 12 under the action of thread fit by rotating the second adjusting handle 15, so that the position of the dropper positioning block 6 is adjusted, and the dropper positioning block 6 slides in the strip-shaped groove 11.

Specifically, a clamping plate 16 is movably arranged inside the dropper positioning hole 7, an adjusting screw 17 penetrates through the end face of the dropper positioning block 6, one end of the adjusting screw 17 is rotatably connected with the clamping plate 16, a third adjusting handle 18 is fixedly connected to the other end of the adjusting screw 17, the position of the clamping plate 16 is adjusted by rotating the third adjusting handle 18, and the dropper inserted into the dropper positioning hole 7 is fixed by adjusting the position of the clamping plate 16, so that the dropper is clamped by the clamping plate 16.

Particularly, one side of burette locating lever 5 keeping away from adjustment tank 12 be equipped with the logical groove 19 of bar groove 11 intercommunication, as shown in fig. 1, it is rectangular shape to lead to groove 19, and leads to the length extending direction of groove 19 and the length direction syntropy setting in bar groove 11, adjusting screw 17 passes lead to groove 19 for third adjustment handle 18 is located the outside of burette locating lever 5, is convenient for adjust.

Specifically, the clamping plate 16 is arc-shaped, and the arc-shaped clamping plate 16 can be better attached to the outer surface of the dropper, so that the dropper can be stably clamped.

The working principle is as follows: the utility model discloses during the use, fix the piece of drippings on piece locating plate 2 through fixation clamp 3, through rotatory first adjustment handle 10, drive first drive screw 9 and rotate, make bracing piece 4 slide in the inside of spout 8 under screw-thread fit's effect, thereby adjust burette locating lever 5's position, through rotating second adjustment handle 15, make the movable block 13 can slide in the inside of adjustment tank 12 under screw-thread fit's effect, and then adjust the position of burette locating piece 6, make burette locating piece 6 slide in the inside of bar groove 11, through rotating third adjustment handle 18, adjust splint 16's position, position through adjusting splint 16 is fixed inserting burette locating hole 7, make splint 16 press from both sides tight burette, and then the accessible burette carries out the dropping liquid operation.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A fixing device for chromosome slides, comprising a base (1), characterized in that: base (1) is the rectangle plate, the upper surface of base (1) is equipped with drip piece locating plate (2), just the upper surface of base (1) corresponds the both ends of drip piece locating plate (2) are equipped with fixation clamp (3) respectively, the one end activity of base (1) is equipped with bracing piece (4), the upper end fixedly connected with burette locating lever (5) of bracing piece (4), burette locating lever (5) activity is equipped with burette locating piece (6), the terminal surface of burette locating piece (6) runs through and is equipped with burette locating hole (7).

2. A fixing device for a chromosome droplet according to claim 1, wherein: the one end of base (1) is equipped with spout (8), the lower extreme of bracing piece (4) slides and sets up the inside of spout (8), the inside of spout (8) is rotated and is equipped with first drive screw (9), first drive screw (9) run through the lower extreme of bracing piece (4) and rather than the spiro union, the one end of first drive screw (9) is run through the first adjustment handle (10) of lateral wall fixedly connected with of spout (8).

3. A fixing device for a chromosome droplet as claimed in claim 2, wherein: the dropper positioning rod (5) is horizontally arranged, a strip-shaped groove (11) penetrates through the end face of the dropper positioning rod (5), and the dropper positioning block (6) is arranged inside the strip-shaped groove (11) in a sliding mode.

4. A fixing device for a chromosome droplet according to claim 3, wherein: the inner surface of the strip-shaped groove (11) is provided with an adjusting groove (12), the outer surface of the dropper positioning block (6) is fixedly connected with a movable block (13), and the movable block (13) is slidably arranged on the inner surface of the adjusting groove (12).

5. A fixing device for a chromosome droplet according to claim 4, wherein: the internal surface of adjustment tank (12) is rotated and is equipped with second drive screw (14), second drive screw (14) run through the terminal surface of movable block (13), just second drive screw (14) with movable block (13) spiro union, the one end of second drive screw (14) is run through the terminal surface fixedly connected with second adjustment handle (15) of adjustment tank (12).

6. A fixing device for a chromosome droplet according to claim 5, wherein: the inner portion of the dropper positioning hole (7) is movably provided with a clamping plate (16), the end face of the dropper positioning block (6) is provided with an adjusting screw rod (17) in a penetrating mode, one end of the adjusting screw rod (17) is rotatably connected with the clamping plate (16), and the other end of the adjusting screw rod (17) is fixedly connected with a third adjusting handle (18).

7. A fixing device for a chromosome droplet according to claim 6, wherein: one side of the dropper positioning rod (5) far away from the adjusting groove (12) is provided with a through groove (19) communicated with the strip-shaped groove (11), and the adjusting screw rod (17) penetrates through the through groove (19).

8. A fixing device for a chromosome droplet according to claim 7, wherein: the clamping plate (16) is arc-shaped.