CN219104446U

CN219104446U - Blood extraction device for blood cell analyzer

Info

Publication number: CN219104446U
Application number: CN202223365070.6U
Authority: CN
Inventors: 邓家馨; 卢笑扬; 栾立心; 臧江婷; 韩丹
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-12-15
Filing date: 2022-12-15
Publication date: 2023-05-30
Anticipated expiration: 2032-12-15

Abstract

The utility model discloses a blood extraction device for a blood cell analyzer, which belongs to the technical field of blood extraction and comprises an analyzer body and a needle cylinder, wherein a needle head is arranged at the bottom of the needle cylinder, a long rod is movably inserted into the top wall of an inner cavity of the needle cylinder, the bottom end of the long rod is fixedly connected with a piston, the top end of the long rod is fixedly connected with a top plate, the top of the needle cylinder is provided with an air vent, the outer surface of the needle cylinder is provided with a control structure, and the outer surface of the analyzer body is provided with a cleaning structure. According to the blood extraction device for the blood cell analyzer, through the cooperation of the analyzer body, the needle cylinder, the needle head, the long rod, the piston, the top plate, the ventilation holes, the control structure and the cleaning structure, the effects of facilitating the control of the needle cylinder by one hand of an operator and facilitating the rapid cleaning of the interior of the needle cylinder are achieved; through the cooperation of fixed plate, electric telescopic link, disinfect box, inlet port and ultraviolet ray disinfection lamp, reached and made things convenient for the syringe needle to keep clean, avoid the effect of bacterial contamination as far as possible.

Description

Blood extraction device for blood cell analyzer

Technical Field

The utility model belongs to the technical field of blood extraction, and particularly relates to a blood extraction device for a blood cell analyzer.

Background

The blood cell analyzer is also called a blood cell analyzer, a hemocytometer and the like, is one of the very wide instruments for clinical examination in hospitals, and can be summarized into 5 kinds according to different acquisition modes of blood cell signals: photoelectric, capacitive, resistive, centrifugal, and laser scattering.

The utility model discloses a blood test extraction device, which is characterized in that a sliding groove is arranged on the sliding block, a connecting rod arranged at the top of the sliding block is connected with a fixing piece, the connecting rod is driven to move together when the sliding block slides, the connecting rod is connected with the fixing piece, a core rod can displace along with the movement of the sliding block through the connecting rod, when blood drawing operation is needed, a user can operate by one hand without holding a needle cylinder, and the other hand draws blood out by pulling the core rod, and when medicament injection is needed, the user only needs to pass fingers through the first fixing ring and the second fixing ring, and the fingers are buckled on the fixing ring, so that the operation of the user is convenient, and the phenomenon of slipping of the fingers is not easy to occur. "

The blood cell analyzer needs to use a matched blood extraction device when in use, and the blood extraction device in the comparison document is convenient for an operator to operate by one hand, but the blood extraction device is inconvenient for cleaning the inside of a needle cylinder, and the needle cylinder is easy to cause bacterial infection after long-term use;

the present utility model therefore provides a blood extraction device for a blood cell analyzer.

Disclosure of Invention

The utility model aims to solve the problems in the prior art and provides a blood extraction device for a blood cell analyzer.

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

the blood extraction device for the blood cell analyzer comprises an analyzer body and a needle cylinder, wherein a needle head is arranged at the bottom of the needle cylinder, a long rod is movably inserted into the top wall of an inner cavity of the needle cylinder, a piston is fixedly connected to the bottom end of the long rod, a top plate is fixedly connected to the top end of the long rod, an air vent is formed in the top of the needle cylinder, an operation structure is arranged on the outer surface of the needle cylinder, and a cleaning structure is arranged on the outer surface of the analyzer body;

the control structure comprises a sliding block which is connected to the outer surface of the needle cylinder in a sliding way, the top of the sliding block is fixedly connected with a connecting rod, and the top end of the connecting rod is fixedly connected with the bottom of the top plate;

the cleaning structure comprises a cleaning pipe fixedly inserted into the inner cavity of the needle cylinder, a one-way valve is arranged in the inner cavity of the cleaning pipe, a drain hole is formed in the outer surface of the needle cylinder, and a soft plug is movably inserted into the inner cavity of the needle cylinder.

Through setting up analyzer body, cylinder, syringe needle, stock, piston, roof, air vent, control structure and clean structure, realized that operating personnel upwards pulls the slider accessible connecting rod and drives the roof and shift up, and the removal accessible stock of roof drives the piston and removes and extract or release blood, and simultaneously operating personnel accessible cleaning tube is inside to the cylinder, and inside the cleaning solution can effectively clean the cylinder, clean waste liquid accessible wash port outwards discharges simultaneously to the internal surface of convenient quick clearance cylinder has been reached, the effect of avoiding the bacterium to breed as far as possible.

Preferably, the outer surface of the cleaning pipe is hinged with a dust-proof plate, and the vertical sectional area of the cleaning pipe is smaller than that of the dust-proof plate.

Through setting up the dust guard, realized that the dust guard can shelter from the clean pipe completely, avoid external dust to get into the inside of cylinder as far as possible to the effect that avoids the inside external bacterium interference of cylinder as far as possible has been reached.

Preferably, the rings are welded on both sides of the needle cylinder, the bearing rods are welded on both sides of the analyzer body, and the tops of the bearing rods are movably connected with the inner surface of the rings.

Through setting up ring and bearing rod, realized that bearing rod and ring contact back, the ring can be for the whole holding power that provides of cylinder to reached the effect of conveniently taking fast and depositing the cylinder.

Preferably, the bottom of analyzer body is installed the fixed plate, the top fixedly connected with electric telescopic handle of fixed plate, electric telescopic handle's flexible end welding has the disinfect box, the inlet port has been seted up at the top of disinfect box, the interior surface mounting of disinfect box has the ultraviolet ray disinfection lamp.

Through setting up fixed plate, electric telescopic handle, disinfect box, inlet port and ultraviolet ray disinfection lamp, realized that electric telescopic handle's concertina movement can drive the disinfect box and reciprocate, along with the upward movement of disinfect box, inside the syringe needle accessible inlet port got into the disinfect box, and start the ultraviolet ray disinfection lamp in the disinfect box can disinfect to the syringe needle fast to reached and made things convenient for the syringe needle to keep clean, avoided the effect of bacterial contamination as far as possible.

Preferably, both sides of the analyzer body are respectively lapped with a square plate, and a warning lamp is arranged on one side of the square plate away from the analyzer body.

Through setting up square board and warning light, but realize the intermittent type nature law scintillation after the warning light starts, be convenient for remind non-staff to reach and avoided irrelevant personnel to touch the holistic effect of analysis appearance body by mistake as far as possible.

Preferably, the inner cavity of the square plate is in threaded connection with a bolt, and the bolt penetrates through the square plate to be in threaded connection with the analyzer body.

Through setting up the bolt, realized outwards rotatory bolt can be released the fixed state of square board and analysis appearance body fast, conveniently dismantle the effect of square board and change square board surface warning light fast.

Preferably, the outer surface of the needle cylinder is provided with a scale, and the height of the scale is smaller than that of the needle cylinder.

Through setting up the scale, realized that operating personnel accessible observe the collection volume of scale judgement blood to reach the effect of the accurate control blood's of operating personnel inlet fluid volume and play liquid volume.

In summary, the technical effects and advantages of the present utility model are: according to the blood extraction device for the blood cell analyzer, through the cooperation of the analyzer body, the needle cylinder, the needle head, the long rod, the piston, the top plate, the ventilation holes, the control structure and the cleaning structure, the effects of facilitating the control of the needle cylinder by one hand of an operator and facilitating the rapid cleaning of the interior of the needle cylinder are achieved; through the cooperation of the circular ring and the bearing rod, the effect of facilitating operators to take and store the needle cylinder is achieved; through the cooperation of fixed plate, electric telescopic link, disinfect box, inlet port and ultraviolet ray disinfection lamp, reached and made things convenient for the syringe needle to keep clean, avoid the effect of bacterial contamination as far as possible.

Drawings

FIG. 1 is a schematic view of the overall three-dimensional structure of the present utility model;

FIG. 2 is a schematic perspective cross-sectional view of the syringe of the present utility model;

FIG. 3 is a schematic perspective view of the syringe of the present utility model;

fig. 4 is a schematic perspective sectional view of the sterilizing cabinet of the present utility model.

In the figure: 1. an analyzer body; 2. a needle cylinder; 3. a needle; 4. a long rod; 5. a piston; 6. a top plate; 7. an air vent;

8. a manipulation structure; 801. a slide block; 802. a connecting rod;

9. a cleaning structure; 901. cleaning the tube; 902. a drain hole; 903. a soft plug;

10. a dust-proof plate; 11. a circular ring; 12. a load-bearing rod; 13. a fixing plate; 14. an electric telescopic rod; 15. a sterilization box; 16. an air inlet hole; 17. an ultraviolet sterilizing lamp; 18. a square plate; 19. a warning light; 20. a bolt; 21. a scale.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-2, a blood extraction device for a blood cell analyzer comprises an analyzer body 1 and a syringe 2, wherein a needle 3 is mounted at the bottom of the syringe 2, and external blood can enter or leave the syringe 2 through the needle 3 as external pressure changes; the long rod 4 is movably inserted into the top wall of the inner cavity of the needle cylinder 2, the height of the long rod 4 is smaller than that of the needle cylinder 2, the bottom end of the long rod 4 is fixedly connected with the piston 5, the piston 5 is slidably connected to the inner surface of the needle cylinder 2, the sliding of the piston 5 can change the pressure intensity inside the needle cylinder 2, the top end of the long rod 4 is fixedly connected with the top plate 6, the top of the needle cylinder 2 is provided with the ventilation hole 7, and air above the piston 5 can be discharged out of the needle cylinder 2 through the ventilation hole 7.

Referring to fig. 1-3, the outer surface of the needle cylinder 2 is provided with a handling structure 8; the control structure 8 comprises a sliding block 801 which is slidably connected to the outer surface of the needle cylinder 2, the sliding distance of the sliding block 801 is smaller than the height of the needle cylinder 2, a connecting rod 802 is fixedly connected to the top of the sliding block 801, the top end of the connecting rod 802 is fixedly connected with the bottom of the top plate 6, an operator can slide the sliding block 801 by one hand, and the sliding of the sliding block 801 drives the top plate 6 to synchronously move through the connecting rod 802, and along with the movement of the top plate 6, the needle cylinder 2 can rapidly absorb or release blood.

Further, the outer surface of the analyzer body 1 is provided with a cleaning structure 9; the cleaning structure 9 comprises a cleaning pipe 901 fixedly inserted into the inner cavity of the needle cylinder 2, a one-way valve is arranged in the inner cavity of the cleaning pipe 901, cleaning liquid can only enter the needle cylinder 2 in a one-way through the one-way valve and the cleaning pipe 901, then the needle cylinder 2 can be quickly cleaned along with the sliding of the piston 5, a drain hole 902 is formed in the outer surface of the needle cylinder 2, a soft plug 903 is movably inserted into the inner cavity of the needle cylinder 2, and after the soft plug 903 is pulled out outwards, the cleaning liquid can be quickly discharged through the drain hole 902.

Referring to fig. 3, the outer surface of the cleaning tube 901 is hinged with a dust-proof plate 10, the vertical sectional area of the cleaning tube 901 is smaller than that of the dust-proof plate 10, the dust-proof plate 10 can be turned left and right along the cleaning tube 901, and when the dust-proof plate 10 completely covers the cleaning tube 901, external impurities and bacteria cannot enter the cleaning tube 901. The outer surface of the needle cylinder 2 is provided with a dial gauge 21, the height of the dial gauge 21 is smaller than that of the needle cylinder 2, and an operator can judge the liquid inlet amount and the liquid outlet amount of blood through the dial gauge 21.

Referring to fig. 1 and 4, a fixing plate 13 is installed at the bottom of an analyzer body 1, an electric telescopic rod 14 is fixedly connected to the top of the fixing plate 13, and the telescopic height of the electric telescopic rod 14 is smaller than the height of the analyzer body 1; the telescopic end of the electric telescopic rod 14 is welded with a sterilizing box 15, the telescopic motion of the electric telescopic rod 14 can drive the sterilizing box 15 to move up and down, an air inlet hole 16 is formed in the top of the sterilizing box 15, the radius of the needle 3 is smaller than that of the air inlet hole 16, an ultraviolet sterilizing lamp 17 is mounted on the inner surface of the sterilizing box 15, along with the upward movement of the sterilizing box 15, the needle 3 can penetrate through the air inlet hole 16 to enter the inside of the sterilizing box 15, and the ultraviolet sterilizing lamp 17 in the sterilizing box 15 can rapidly sterilize the surface of the needle 3.

Referring to fig. 1 and 3, the two sides of the needle cylinder 2 are welded with the circular rings 11, the two sides of the analyzer body 1 are welded with the bearing rods 12, the bearing rods 12 are L-shaped, the tops of the bearing rods 12 are movably connected with the inner surfaces of the circular rings 11, and when the circular rings 11 are contacted with the bearing rods 12, the needle cylinder 2 is supported by the supporting force provided by the bearing rods 12 through the circular rings 11, so that an operator can conveniently and rapidly take the needle cylinder 2.

Referring to fig. 1, both sides of an analyzer body 1 are lapped with square plates 18, the vertical section of each square plate 18 is square, one side of each square plate 18 far away from the analyzer body 1 is provided with a warning lamp 19, and the warning lamps 19 can intermittently flash after being started, so that irrelevant people can be reminded rapidly, and the analyzer body 1 is prevented from being disturbed during working as much as possible; the inner cavity threaded connection of square plate 18 has bolt 20, and bolt 20 passes square plate 18 and analyzer body 1 threaded connection, and outside rotatory bolt 20 and after the bolt 20 breaks away from inside the analyzer body 1 completely, the fixed state of square plate 18 and analyzer body 1 is relieved, conveniently dismantle quick change square plate 18 and warning light 19.

Working principle: as shown in fig. 1 to 4, when the blood extraction device for a blood cell analyzer is used, firstly, when an operator needs to extract blood, the operator holds the bearing rod 12 and breaks away from the circular ring 11 outwards, so that the limitation of the syringe 2 can be relieved, then the operator pulls the sliding block 801 upwards to drive the top plate 6 to move upwards through the connecting rod 802, the movement of the top plate 6 can drive the piston 5 to move through the long rod 4, the movement of the piston 5 can change the pressure inside the syringe 2, and then the external blood can quickly enter the syringe 2 through the needle head 3, when the inside of the syringe 2 needs to be cleaned, the operator can supplement cleaning liquid into the syringe 2 through the cleaning tube 901, the cleaning liquid can flow along with the sliding of the piston 5, and then the cleaning liquid can effectively clean the inside of the syringe 2, so that bacterial breeding is avoided as much as possible, and after the soft plug 903 is pulled outwards, the cleaning waste liquid inside the syringe 2 can be quickly discharged through the drain hole 902, which is the characteristics of the blood extraction device for the blood cell analyzer.

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

Claims

1. The utility model provides a blood extraction device for blood cell analyzer, includes analysis appearance body (1) and cylinder (2), its characterized in that, syringe needle (3) are installed to the bottom of cylinder (2), inner chamber roof activity of cylinder (2) has inserted stock (4), the bottom fixedly connected with piston (5) of stock (4), the top fixedly connected with roof (6) of stock (4), ventilation hole (7) have been seted up at the top of cylinder (2), the surface of cylinder (2) is provided with controls structure (8), the surface of analysis appearance body (1) is provided with clean structure (9);

the control structure (8) comprises a sliding block (801) which is connected to the outer surface of the needle cylinder (2) in a sliding way, a connecting rod (802) is fixedly connected to the top of the sliding block (801), and the top end of the connecting rod (802) is fixedly connected with the bottom of the top plate (6);

the cleaning structure (9) comprises a cleaning pipe (901) fixedly inserted into the inner cavity of the needle cylinder (2), a one-way valve is arranged in the inner cavity of the cleaning pipe (901), a drain hole (902) is formed in the outer surface of the needle cylinder (2), and a soft plug (903) is movably inserted into the inner cavity of the needle cylinder (2).

2. The blood extraction device for a blood cell analyzer according to claim 1, wherein the outer surface of the cleaning tube (901) is hinged with a dust-proof plate (10), and the vertical sectional area of the cleaning tube (901) is smaller than the vertical sectional area of the dust-proof plate (10).

3. The blood extraction device for a blood cell analyzer according to claim 1, wherein the two sides of the needle cylinder (2) are welded with circular rings (11), the two sides of the analyzer body (1) are welded with bearing rods (12), and the top of each bearing rod (12) is movably connected with the inner surface of each circular ring (11).

4. The blood extraction device for a blood cell analyzer according to claim 1, wherein a fixing plate (13) is installed at the bottom of the analyzer body (1), an electric telescopic rod (14) is fixedly connected to the top of the fixing plate (13), a sterilizing box (15) is welded to the telescopic end of the electric telescopic rod (14), an air inlet hole (16) is formed in the top of the sterilizing box (15), and an ultraviolet sterilizing lamp (17) is installed on the inner surface of the sterilizing box (15).

5. The blood extraction device for a blood cell analyzer according to claim 1, wherein square plates (18) are lapped on both sides of the analyzer body (1), and a warning lamp (19) is installed on one side of the square plates (18) away from the analyzer body (1).

6. The blood extraction device for a blood cell analyzer according to claim 5, wherein the inner cavity of the square plate (18) is screwed with a bolt (20), and the bolt (20) is screwed with the analyzer body (1) through the square plate (18).

7. The blood extraction device for a blood cell analyzer according to claim 1, wherein a dial gauge (21) is provided on the outer surface of the cylinder (2), and the height of the dial gauge (21) is smaller than the height of the cylinder (2).