CN212159280U

CN212159280U - Smear device for clinical laboratory examination

Info

Publication number: CN212159280U
Application number: CN202020869078.8U
Authority: CN
Inventors: 张宇
Original assignee: Zhangzhou Fankai Technology Co ltd
Current assignee: Zhangzhou Fankai Technology Co ltd
Priority date: 2020-05-22
Filing date: 2020-05-22
Publication date: 2020-12-15
Anticipated expiration: 2030-05-22

Abstract

Smear machine is used in clinical laboratory's inspection includes mount, workstation, fixing device, slide glass, cylinder and movable block at least, the inside of mount is fixed with the workstation, be provided with fixing device and fixing device on the workstation and be fixed with the slide glass, fixing device's top is provided with the cylinder of two position symmetries, and the top of cylinder is fixed on the mount. At first place the slide between two recesses, rotatory carousel after that, make the screw rod drive the briquetting and move down until the briquetting compresses tightly the slide, start the cylinder after that, drive push rod and slide bar and remove, and then drive the slider and move down, reach the assigned position until the doctor-bar, start gear motor after that, gear motor drives first band pulley rotatory, then drive first band pulley, second band pulley and lead screw are rotatory, make the movable block drive the telescopic link, the steady horizontal direction removal of following of slider and doctor-bar, the even thin layer blood film of thickness is produced to final efficient.

Description

Smear device for clinical laboratory examination

Technical Field

The utility model relates to the technical field of medical equipment, specifically be smear ware is used in clinical laboratory's inspection.

Background

The microscopic examination of blood smears is the basic method of blood cytology examination, has extremely wide application, and has great value particularly for the diagnosis of various blood diseases, but the poor preparation and staining of the blood smears often make the cell identification difficult and even lead to wrong conclusions, such as: the overlapping of blood membrane over-thick cells is reduced, and too thin blood membrane is mostly concentrated on the edge of white blood cells; well-stained blood smears are one of the main basic techniques for hematological examinations.

The smear device is a common medical apparatus, generally comprises a glass slide and a blood pushing sheet, a blood drop is placed at one end of the glass slide at the end of the actual operation process, the glass slide is held by the left hand, one end of the blood pushing sheet with a smooth edge is moved backwards from the front of the blood drop to contact with the blood drop by the right hand, the blood drop is scattered along the pushing sheet, then the blood pushing sheet and the glass slide are kept at an included angle of thirty degrees to forty-five degrees and then are moved forwards smoothly, a thin layer of blood film is kept on the glass slide, and a blood smear is formed. However, on one hand, the method adopts manual operation, which is time-consuming and labor-consuming; on the other hand, the thin layer of blood left on the slide is not uniform in thickness.

In order to solve the problems, a smear device for clinical laboratory examination needs to be designed, wherein the smear device can be used for efficiently manufacturing a thin blood film with uniform thickness.

SUMMERY OF THE UTILITY MODEL

The utility model aims at: a smear machine for clinical laboratory tests is provided to solve the problems set forth in the background art described above.

The technical scheme of the utility model is that: the smear device for clinical laboratory tests at least comprises a fixing frame, a workbench, a fixing device, a glass slide, two cylinders and a moving block, wherein the workbench is fixed in the fixing frame, the fixing device is arranged on the workbench, the glass slide is fixed on the fixing device, the two cylinders with symmetrical positions are arranged at the top of the fixing device, the top of each cylinder is fixed on the fixing frame, a push rod is arranged at the bottom end of each cylinder, a slide rod penetrates through the push rod, a slide block capable of linearly moving along the slide rod is arranged on the slide rod, a scraping blade is fixed at the bottom of the slide block, a speed reducing motor is fixed on one side of the cylinder on the left side, the output end of the speed reducing motor is connected with a first belt wheel through a rotating shaft, a second belt wheel is connected below the first belt wheel through a belt, a lead screw penetrates through the second belt wheel, and a moving block capable of linearly moving along the lead, and a telescopic rod is connected between the moving block and the sliding block.

As a further aspect of the present invention: the both sides wall of mount has all been seted up the spacing groove, and slide bar and spacing groove are the cooperation structure.

As a further aspect of the present invention: the fixing device at least comprises two fixing blocks which are symmetrical in position, a groove which is in a structure matched with the glass slide is formed in the inner side of each fixing block, a screw rod is fixed on the top wall of the groove in a threaded fit mode, a rotary table is fixed at the top of the screw rod, and a pressing block is fixed at the bottom of the screw rod.

As a further aspect of the present invention: the cross section of the pressing block is semicircular with a downward convex surface, and the pressing block is made of rubber.

As a further aspect of the present invention: and anti-skid grains are arranged on the outer circumferential surface of the turntable.

As a further aspect of the present invention: at least two universal wheels are fixed at the bottom of the fixing frame.

Compared with the prior art, the beneficial effects of the utility model are that: by the proposal, the utility model discloses ingenious design mount, workstation, fixing device, cylinder and movable block to can the efficient produce the even thin layer blood membrane of thin layer blood membrane thickness. Particularly, at first place the slide glass between two recesses, rotatory carousel after that, make the screw rod drive the briquetting and move down until the briquetting compresses tightly the slide glass, start the cylinder after that, drive push rod and slide bar and remove, and then drive the slider and move down, reach the assigned position until the doctor-bar, start gear motor after that, gear motor drives first band pulley rotatory, drive first band pulley then, second band pulley and lead screw are rotatory, make the movable block drive the telescopic link, the steady horizontal direction removal in edge of slider and doctor-bar, the even thin layer blood film of thickness is produced to final efficient.

Drawings

FIG. 1 is a schematic front view of a smear device for clinical laboratory tests;

fig. 2 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;

fig. 3 is an enlarged schematic structural diagram of the present invention at B in fig. 1.

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 to 3, the smear device for clinical laboratory tests at least comprises a fixed frame 1, a workbench 2, a fixing device 3, a glass slide 4, a cylinder 5 and a moving block 6, wherein the workbench 2 is fixed inside the fixed frame 1, the fixing device 3 is arranged on the workbench 2, the glass slide 4 is fixed on the fixing device 3, the fixing device 3 at least comprises two fixed blocks 31 with symmetrical positions, a groove 311 which is matched with the glass slide 4 is formed in the inner side of each fixed block 31, a screw 32 is fixed on the top wall of the groove 311 through thread matching, a turntable 33 is fixed on the top of the screw 32, and anti-skid grains are arranged on the outer circumferential surface of the turntable 33. A pressing block 34 is fixed at the bottom of the screw 32. The cross section of the pressing block 34 is semicircular with a downward convex surface, and the pressing block 34 is made of rubber. The top of the fixing device 3 is provided with two cylinders 5 which are symmetrical in position, the top of each cylinder 5 is fixed on the fixing frame 1, the bottom end of each cylinder 5 is provided with a push rod 51, a slide rod 52 penetrates through the push rod 51, a slide block 53 which can linearly move along the slide rod 52 is arranged on the slide rod 52, a scraping blade 54 is fixed at the bottom of the slide block 53, a speed reducing motor 55 is fixed at one side of the cylinder 5 on the left side, the output end of the speed reducing motor 55 is connected with a first belt pulley 56 through a rotating shaft, a second belt pulley 57 is connected below the first belt pulley 56 through a belt, a lead screw 58 penetrates through the second belt pulley 57, a moving block 6 which can linearly move along the lead screw 58 is arranged on the lead screw 58, and an expansion link 61 is connected between the moving block 6 and.

In order to limit the moving position of the sliding rod, the two side walls of the fixing frame 1 are both provided with a limiting groove 11, and the sliding rod 52 and the limiting groove 11 are in a matching structure.

In actual installation, at least two universal wheels 12 are fixed at the bottom of the fixing frame 1.

The utility model discloses a concrete working procedure is as follows:

firstly, a glass slide 4 is placed between two grooves 311, then the rotary table 33 is rotated, the screw 32 drives the pressing block 34 to move downwards until the pressing block 34 presses the glass slide 4, then the air cylinder 5 is started, the push rod 51 and the slide rod 52 are driven to move, the slide block 53 and the scraping blade 54 are driven to move downwards until the scraping blade 54 reaches a specified position, then the speed reduction motor 55 is started, the speed reduction motor 55 drives the first belt wheel 56 to rotate, then the first belt wheel 56, the second belt wheel 57 and the screw rod 58 are driven to rotate, so that the movable block 6 drives the telescopic rod 61, the slide block 53 and the scraping blade 54 to stably move along the horizontal direction, and finally a thin layer of blood film with uniform thickness.

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.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. Smear machine is used in clinical laboratory's inspection, its characterized in that: the glass slide fixing device at least comprises a fixing frame (1), a workbench (2), a fixing device (3), a glass slide (4), a cylinder (5) and a moving block (6), wherein the workbench (2) is fixed in the fixing frame (1), the fixing device (3) is arranged on the workbench (2), the glass slide (4) is fixed on the fixing device (3), the two cylinders (5) with symmetrical positions are arranged at the top of the fixing device (3), the top of the cylinder (5) is fixed on the fixing frame (1), a push rod (51) is arranged at the bottom end of the cylinder (5), a slide rod (52) is arranged on the push rod (51) in a penetrating manner, a slide block (53) capable of linearly moving along the slide rod (52) is arranged on the slide rod (52), a scraping blade (54) is fixed at the bottom of the slide block (53), and a speed reducing motor (55) is fixed on one side of the cylinder (5), the output end of the speed reducing motor (55) is connected with a first belt wheel (56) through a rotating shaft, a second belt wheel (57) is connected to the lower portion of the first belt wheel (56) through a belt, a lead screw (58) penetrates through the second belt wheel (57), a moving block (6) capable of linearly moving along the lead screw (58) is arranged on the lead screw (58), and an expansion rod (61) is connected between the moving block (6) and the sliding block (53).

2. The smear machine for clinical laboratory test as claimed in claim 1, wherein: both side walls of the fixed frame (1) are provided with limit grooves (11), and the slide rod (52) and the limit grooves (11) are of a matching structure.

3. The smear machine for clinical laboratory test as claimed in claim 1, wherein: fixing device (3) include two position symmetry's fixed block (31) at least, recess (311) for the cooperation structure with slide glass (4) are seted up to the inboard of fixed block (31), be fixed with screw rod (32) through screw-thread fit on the roof of recess (311), the top of screw rod (32) is fixed with carousel (33), the bottom of screw rod (32) is fixed with briquetting (34).

4. The smear machine for clinical laboratory test according to claim 3, wherein: the cross section of the pressing block (34) is semicircular with a downward convex surface, and the pressing block (34) is made of rubber.

5. The smear machine for clinical laboratory test according to claim 3, wherein: and anti-skid grains are arranged on the outer circumferential surface of the rotary table (33).

6. The smear machine for clinical laboratory test as claimed in claim 1, wherein: at least two universal wheels (12) are fixed at the bottom of the fixed frame (1).