CN217795820U

CN217795820U - Blood caking prevention device

Info

Publication number: CN217795820U
Application number: CN202222037225.7U
Authority: CN
Inventors: 朱佳伟; 孙淑华
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-08-03
Filing date: 2022-08-03
Publication date: 2022-11-15
Anticipated expiration: 2032-08-03

Abstract

The utility model provides a prevent blood caking device, including fixed chassis, swing subassembly, motor mount, driving motor, drive assembly, tray and blood vessel rack, fixed chassis passes through support column and swing subassembly fixed connection, and swing subassembly's both ends are equipped with the backup pad, and backup pad and support column fixed connection are equipped with the slide bar between the backup pad, and the quantity of slide bar is 2, is equipped with the sliding block on the slide bar, sliding block and slide bar sliding connection, and the below of slide bar is equipped with U type backup pad, U type backup pad and sliding block fixed connection. The device drives the blood sampling tube to swing ceaselessly according to certain frequency through the driving motor, so that the anticoagulant and the blood are rapidly and uniformly mixed, and the purpose of preventing the blood from coagulating and caking is achieved. Because the amplitude and the frequency of the swing are constant, the problem that the blood sampling tube is not enough by shaking up manually is solved, and the labor intensity of medical staff is effectively reduced.

Description

Blood caking prevention device

Technical Field

The utility model relates to an ophthalmic surgery apparatus especially relates to a prevent blood caking device.

Background

During the hospitalization of a patient in a hospital, blood sampling and testing are often required for examination or related requirements, and medical staff take blood samples through veins and arteries. In the prior art, blood collection operation is usually performed directly at a blood collection window of a hospital, and in order to prevent blood coagulation and clotting, a certain amount of anticoagulant is generally added to the extracted blood and mixed manually. Namely, the blood test tube is repeatedly shaken up after blood collection, so that the blood and the anticoagulant in the test tube are uniformly mixed, blood coagulation is prevented, and the qualification of blood collection is ensured. There are many disadvantages to manual blending: when the force is light, the blood and the anticoagulant cannot be fully mixed, and the anticoagulant effect cannot be achieved; when the force is heavy, red blood cells in blood are ruptured, and hemolysis occurs to influence the test result. In addition, the method of shaking up manually can increase the burden of medical personnel, and even the wrist of the medical personnel can be damaged because the action is repeated for a long time.

SUMMERY OF THE UTILITY MODEL

The utility model discloses need hand even heparin tube of shaking when taking a blood sample to current medical personnel, there is not abundant mixing or takes place the technical problem that the hemolysis influences the test result too heavily hard, the device is provided with a device for preventing blood caking, the device's driving motor passes through the helical gear drive carousel rotation, the carousel drives U type backup pad, tray and blood vessel rack horizontal hunting together, place the heparin tube in the chamber is placed to the blood vessel, blood and the homogeneous mixing of anticoagulant in the heparin tube have been realized promptly, incessantly swing according to certain frequency through driving motor drive heparin tube, thereby make anticoagulant and blood homogeneous mixing rapidly, in order to reach and prevent that blood from solidifying, the purpose of caking. Because the amplitude and the frequency of the swing are fixed, the problem that the blood sampling tube is not enough by manually shaking up is solved, and the labor intensity of medical staff is effectively reduced.

Therefore, the technical scheme of the utility model is that, a blood caking prevention device comprises a fixed chassis, a swing component, a motor fixing frame, a driving motor, a transmission component, a tray and a blood vessel placing frame, wherein the fixed chassis is fixedly connected with the swing component through a support column, two ends of the swing component are provided with support plates, the support plates are fixedly connected with the support columns, a sliding rod is arranged between the support plates, the number of the sliding rods is 2, the sliding rod is provided with a sliding block, the sliding block is slidably connected with the sliding rod, a U-shaped support plate is arranged below the sliding rod, the U-shaped support plate is fixedly connected with the sliding block, the U-shaped support plate is slidably connected with the sliding rod through the sliding block, the lower surface of the U-shaped support plate is fixedly provided with a swing connecting block, and the middle section of the lower surface of the swing connecting block is provided with a swing chute;

the motor fixing frame is fixedly connected with the fixing base plate, the driving motor is fixedly connected with the motor fixing frame, the driving motor is connected with the swinging assembly through the transmission assembly, the transmission assembly is provided with a rotary table, the rotary table is fixedly connected with a helical gear through a transmission shaft, the helical gear is meshed with the helical gear of the driving motor, a transmission bearing is arranged between the rotary table and the helical gear, an inner ring of the transmission bearing is fixedly connected with the transmission shaft, an outer ring of the transmission bearing is fixedly connected with the motor fixing frame, a mounting hole is formed in the rotary table, a driving bearing is arranged above the mounting hole, the inner ring of the driving bearing is fixedly connected with the mounting hole through a fixing shaft, the outer ring of the driving bearing is arranged in the swinging sliding groove, the outer ring of the driving bearing is slidably connected with the swinging sliding groove, the upper end of the U-shaped supporting plate is fixedly connected with the rotary table, the blood vessel placing frame is arranged in the rotary table, a blood vessel placing cavity is arranged in multiple rows.

Preferably, the distance between the mounting hole and the center of the turntable is 5-20mm.

Preferably, the oscillating assembly has an oscillation frequency of 20-60 times per minute.

Preferably, the fixed shaft comprises a fixed section, a bearing section and a limiting section, the fixed section is fixedly connected with the mounting hole, the bearing section is used for mounting the driving bearing, and the limiting section 3 is used for axially limiting the driving bearing.

Preferably, an inclined included angle is formed between the blood vessel placing cavity and the horizontal plane.

Preferably, the included angle is 60 ± 5 degrees in size.

Preferably, the inclined direction of the blood vessel placing cavity is the same as the swinging direction of the swinging assembly.

The beneficial effects of the utility model are that, driving motor passes through the helical gear drive carousel rotation, the carousel drives driving bearing and rotates together, driving bearing drives swing connecting block and U type backup pad at the slide bar horizontal hunting through the swing spout, turn into the horizontal hunting of U type backup pad by the rotary motion of carousel promptly, U type backup pad drives tray and blood vessel rack horizontal hunting together, place the heparin tube in the chamber is placed to the blood vessel, blood and anticoagulant's homogeneous mixing in the heparin tube has been realized promptly, through the incessant swing of driving motor drive heparin tube according to certain frequency, thereby make anticoagulant and blood rapid homogeneous mixing, in order to reach and prevent that blood from solidifying, the purpose of caking. The blood sampling tube shaking-up device is simple in design structure and low in cost, the amplitude and frequency of the shaking are constant, the problem that the blood sampling tube shaking-up device is insufficient due to manual shaking is solved, and the labor intensity of medical staff is effectively reduced.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a front view of FIG. 1;

FIG. 3 is a schematic view of a swing assembly;

FIG. 4 is a front view of FIG. 3;

FIG. 5 is a bottom view of FIG. 3;

FIG. 6 is a schematic view of the transmission assembly;

FIG. 7 is a schematic view of a turntable configuration;

FIG. 8 is a schematic view of a fixed shaft construction;

figure 9 is a schematic view of a vascular placement frame;

FIG. 10 isbase:Sub>A cross-sectional view taken at A-A of FIG. 9;

the symbols in the figures illustrate:

1. fixing the chassis; 101. a support pillar; 2. a swing assembly; 201. a support plate; 202. a slide bar; 203, a slider; 204.U-shaped supporting plate; 205. swinging the connecting block; 2051. a swing chute; 3. a motor fixing frame; 4. a drive motor; 5. a transmission assembly; 501. a turntable; 5011. mounting holes; 502. a drive shaft; 503. a drive bearing; 504. a helical gear; 505. a drive bearing; 506. a fixed shaft; 5061. a fixed section; 5062. a bearing section; 5063. a limiting section; 6. a tray; 7. placing a blood vessel rack; 701. a vessel placement cavity.

Detailed Description

The present invention will be further described with reference to the following examples.

Fig. 1-10 are embodiments of a blood blocking prevention device of the present invention, which include a fixed chassis 1, a swing component 2, a motor fixing frame 3, a driving motor 4, a transmission component 5, a tray 6 and a blood vessel placing frame 7, wherein the fixed chassis 1 is fixedly connected with the swing component 2 through a support column 101, two ends of the swing component 2 are provided with support plates 201, the support plates 201 are fixedly connected with the support column 101, a sliding rod 202 is arranged between the support plates 201, the number of the sliding rods 202 is 2, a sliding block 203 is arranged on the sliding rod 202, the sliding block 203 is slidably connected with the sliding rod 202, a U-shaped support plate 204 is arranged below the sliding rod 202, the U-shaped support plate 204 is fixedly connected with the sliding block 203, the U-shaped support plate 204 is slidably connected with the sliding rod 202 through the sliding rod 203, a swing connecting block 205 is arranged on the lower surface of the U-shaped support plate 204, and a swing chute 2051 is arranged in the middle section of the lower surface of the swing connecting block 205.

The blood vessel support rack comprises a motor fixing rack 3, a driving motor 4, a swinging component 2, a transmission component 5, a rotary plate 501, a transmission shaft 502, a helical gear 504, a transmission bearing 503, 2 transmission bearings 503, an inner ring of the transmission bearing 503, a transmission shaft 502, an outer ring of the transmission bearing 503, a motor fixing rack 3, a mounting hole 5011, a fixing shaft 5061, a bearing section 62 and a limiting section 63, wherein the fixing section 5061 is fixedly connected with the mounting hole 501, the bearing section 5062 is used for mounting the bearing section 5062, the bearing section 5062 is used for mounting the bearing section 506, the blood vessel support rack is provided with a blood vessel holding tray 506, the blood vessel support bracket 507 is used for mounting the blood vessel support rack 701, the blood vessel support rack 506 is used for mounting the blood vessel support rack 701, the blood vessel support bracket 506 and the blood vessel support bracket 506, and the blood vessel support bracket 506 is used for mounting the blood vessel support.

When the device works, the driving motor 4 drives the turntable 501 to rotate through the bevel gear 504, the turntable 501 drives the driving bearing 505 to rotate together, the driving bearing 505 drives the swing connecting block 205 and the U-shaped supporting plate 204 to swing left and right on the sliding rod 202 through the swing chute 2051, namely, the rotation motion of the turntable 501 is converted into the left and right swing of the U-shaped supporting plate 204, the U-shaped supporting plate 204 drives the tray 6 to swing left and right together with the blood vessel placing rack 7, the blood taking tube is placed in the blood vessel placing cavity 701, namely, the blood and the anticoagulant are uniformly mixed in the blood taking tube, the blood taking tube is driven to swing ceaselessly according to a certain frequency by the driving motor, so that the anticoagulant and the blood are rapidly and uniformly mixed, and the purposes of blood coagulation and agglomeration are achieved. The blood sampling tube shaking-up device is simple in design structure and low in cost, the amplitude and frequency of the shaking are constant, the problem that the blood sampling tube shaking-up device is insufficient due to manual shaking is solved, and the labor intensity of medical staff is effectively reduced.

In one embodiment, in order to increase the mixing speed of the blood and the anticoagulant, an inclined included angle is formed between the blood vessel placing cavity 701 and the horizontal plane, the included angle is 60 +/-5 degrees, the inclined direction of the blood vessel placing cavity 701 is the same as the swinging direction of the swinging assembly, and the design increases the swinging strength of the blood in the blood collecting tube, so that the anticoagulant and the blood are mixed more rapidly and uniformly.

In addition, the number of the blood vessel placing cavities 701 is designed to be multiple rows, so that a large number of blood sampling tubes can be electrically shaken up at one time, and the blood sampling device is very suitable for blood sampling working points of hospitals.

In a specific embodiment, the oscillation frequency of the oscillating assembly is 20-60 times per minute, and the medical staff can select different oscillation frequencies according to the amount of blood in the blood collection tube, for example, 20 times per minute when the amount of blood is small, 40 times per minute when the amount of blood is large, and 60 times per minute when the amount of blood is maximum.

In a specific embodiment, the blood vessel holder 7 can be removed, and the blood collection bag can be placed in the tray 6, i.e. the device is also suitable for the uniform mixing of anticoagulant and blood in the blood collection bag.

However, the above description is only for the specific embodiment of the present invention, and the scope of the present invention should not be limited thereto, so that the replacement of the equivalent components or the equivalent changes and modifications made according to the protection scope of the present invention should be covered by the claims of the present invention.

Claims

1. A blood caking prevention device is characterized by comprising a fixed chassis, a swinging assembly, a motor fixing frame, a driving motor, a transmission assembly, a tray and a blood vessel placing frame, wherein the fixed chassis is fixedly connected with the swinging assembly through a supporting column, supporting plates are arranged at two ends of the swinging assembly, the supporting plates are fixedly connected with the supporting column, sliding rods are arranged between the supporting plates, the number of the sliding rods is 2, sliding blocks are arranged on the sliding rods and are slidably connected with the sliding rods, a U-shaped supporting plate is arranged below the sliding rods and is fixedly connected with the sliding blocks, the U-shaped supporting plate is slidably connected with the sliding rods through the sliding blocks, a swinging connecting block is fixedly arranged on the lower surface of the U-shaped supporting plate, and a swinging chute is arranged in the middle section of the lower surface of the swinging connecting block;

the utility model discloses a blood vessel placing device, including motor mount, driving motor, drive motor, transmission bearing, transmission shaft, mounting hole, tray, U-shaped backup pad, blood vessel rack, motor mount and fixed chassis fixed connection, driving motor and motor mount fixed connection, driving motor passes through transmission assembly and swing subassembly connection, transmission assembly is equipped with the carousel, the carousel passes through transmission shaft and helical gear fixed connection, helical gear and driving motor's helical gear meshing, be equipped with transmission bearing between carousel and the helical gear, transmission bearing's inner ring and transmission shaft fixed connection, transmission bearing's outer loop and motor mount fixed connection, be equipped with the mounting hole on the carousel, the top of mounting hole is equipped with drive bearing, drive bearing's inner ring passes through fixed axle and mounting hole fixed connection, drive bearing's outer loop is installed in the swing spout, drive bearing's outer loop and swing spout sliding connection, the upper end fixed connection of tray and U type backup pad, the blood vessel rack is installed in the tray, the inner segment of blood vessel rack is equipped with the blood vessel and places the chamber, the quantity that the chamber is placed to the blood vessel is multiseriate.

2. The blood clotting prevention device of claim 1, wherein the mounting hole is located 5-20mm from the center of the disk.

3. The device of claim 1, wherein the oscillating assembly oscillates at a frequency of 20 to 60 times per minute.

4. The blood clotting preventing device of claim 1, wherein the fixing shaft comprises a fixing section, a bearing section and a limiting section, the fixing section is fixedly connected with the mounting hole, the bearing section is used for mounting the driving bearing, and the limiting section is used for axially limiting the driving bearing.

5. A device according to any one of claims 1 to 4, wherein the vessel placement cavity is inclined at an angle to the horizontal.

6. The device of claim 5, wherein the angle is 60 ± 5 degrees.

7. A blood clotting prevention device of claim 6, wherein the vessel placement chamber is tilted in the same direction as the oscillating assembly.