CN211409097U - Sampling device for blood detection - Google Patents

Abstract

The utility model discloses a sampling device for blood detects relates to the blood detection field, to the inconvenient problem of current blood detection sampling operation, now proposes following scheme, and it includes the sample cylinder and indicates the buckle, the sealed sliding connection of inner wall of sample cylinder has the rubber buffer, just one side of rubber buffer is connected with the carriage release lever, the one end that the rubber buffer was kept away from to the carriage release lever is connected with the movable plate, just the circumference lateral wall of movable plate and sample cylinder all articulates there is the first hinge bar that a set of symmetry set up. The utility model discloses novel structure, and the device is carrying out blood sampling in-process, and medical personnel can this sampling device of one-hand operation to can use the other hand will be fixed by personnel's limbs, and can sample according to demand ration, the device can avoid the suck-back phenomenon when carrying out the blood detection sample simultaneously, has improved blood detection sampling efficiency, suitable popularization.

Description

Sampling device for blood detection

Technical Field

The utility model relates to a blood detects the field, especially relates to a sampling device for blood detects.

Background

Clinical blood tests can be divided into general blood tests, laboratory tests for hemolytic anemia, cytological tests for bone marrow, blood grouping and cross matching tests. Hematological signs of common hematological disorders can be detected.

When carrying out blood test sampling operation, the tradition mode is that the doctor passes through two hands and operates blood sampling needle simultaneously, can't vacate the hand and control the limbs of examining the personnel to lead to examining the personnel and drawing blood in-process because can't bear the needle-off incident that the pain leads to, also can have suck-back phenomenon, thereby can reduce blood test's sampling efficiency, consequently, in order to solve this type of problem, we have proposed a sampling device for blood test.

SUMMERY OF THE UTILITY MODEL

The utility model provides a pair of sampling device for blood test has solved the inconvenient problem of current blood test sampling operation.

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

the utility model provides a sampling device for blood test, includes sample cylinder and indicates the buckle, the sealed sliding connection of inner wall of sample cylinder has the rubber buffer, just one side of rubber buffer is connected with the carriage release lever, the one end that the rubber buffer was kept away from to the carriage release lever is connected with the movable plate, just the circumference lateral wall of movable plate and sample cylinder all articulates the first hinge rod that a set of symmetry set up, and is located the homonymy the tip of first hinge rod all articulates with the circumference lateral wall that indicates the buckle, the circumference lateral wall of sample cylinder is provided with the spout that two sets of symmetries set up along its length direction, just sliding connection has the slider in the spout, the inner wall connection of spout has the first spring that is horizontal setting, just the tip of first spring is connected with the lateral wall of slider, one side that the spout was kept away from to the slider articulates there is the second hinge rod, just the tip of second hinge rod with be located indicate the, the inner wall of sample cylinder is provided with the movable groove that two symmetries set up, just sliding connection has the fly leaf in the movable groove, the circumference lateral wall of rubber buffer is connected with the locating piece that two symmetries set up, one side that the fly leaf is close to the rubber buffer evenly is connected with the fixture block that the structure is the same along its length direction.

Preferably, the clamping block and the positioning block are arranged in a right-angled triangle structure, and the inclined side face of the clamping block is connected with the inclined side face of the positioning block in a sliding mode.

Preferably, one side of the movable plate, which is far away from the clamping block, is connected with two symmetrically-arranged movable rods, the end parts of the movable rods extend to the inner part of the sampling needle cylinder and are connected with second springs, and the movable rods are in sliding connection with the sampling needle cylinder.

Preferably, one side of the movable plate, which is far away from the clamping block, is connected with a pull rod, the pull rod penetrates through the circumferential side wall of the sampling needle cylinder in a sliding manner, and the pull rod extends to the outside of the sampling needle cylinder and is connected with a limiting block.

Preferably, the circumferential side wall of the sampling syringe is provided with scale marks along the length direction thereof.

Preferably, the tip of sample cylinder is provided with first erection joint and second erection joint respectively, and movably on the first erection joint install plug or sample syringe needle, movably on the second erection joint install plug or blood bottle.

The utility model has the advantages that: through first erection joint, the second erection joint, the sample cylinder, first articulated rod, the second articulated rod, indicate the buckle, the pull rod, the movable plate, the rubber buffer, the fly leaf, the activity groove, first spring, the carriage release lever, the fixture block, the locating piece, the second spring, the carriage release lever, the slider, the setting of spout, make the device carry out blood sample in-process, medical personnel can this sampling device of one-hand operation, thereby can use another hand to fix the limbs of examining personnel, and can be according to demand ration sample, the device can avoid suck-back phenomenon when carrying out the blood detection sample simultaneously, blood detection sampling efficiency has been improved.

To sum up, the device is carrying out blood sample in-process, and medical personnel can this sampling device of one-hand operation to can use another hand to fix the limbs of examining the personnel, and can sample according to the demand ration, the device can avoid the suck-back phenomenon when carrying out the blood detection sample simultaneously, has improved blood detection sampling efficiency, suitable popularization.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a sectional view of the internal structure of the present invention.

Fig. 3 is an enlarged view of a in fig. 2.

Fig. 4 is an enlarged view of B in fig. 2.

Reference numbers in the figures: the device comprises a first mounting joint 1, a second mounting joint 2, a sampling needle cylinder 3, a first hinge rod 4, a second hinge rod 5, a snap ring 6, a pull rod 7, a moving plate 8, a rubber plug 9, a moving plate 10, a movable groove 11, a first spring 12, a moving rod 13, a clamping block 14, a positioning block 15, a second spring 16, a movable rod 17, a sliding block 18 and a sliding groove 19.

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.

Referring to fig. 1-4, a sampling device for blood detection, comprising a sampling needle cylinder 3 and a finger-buckling ring 6, wherein the inner wall of the sampling needle cylinder 3 is hermetically and slidably connected with a rubber plug 9, one side of the rubber plug 9 is connected with a movable rod 13, one end of the movable rod 13 far away from the rubber plug 9 is connected with a movable plate 8, the movable plate 8 and the circumferential side wall of the sampling needle cylinder 3 are both hinged with a group of first hinge rods 4 which are symmetrically arranged, the end part of the first hinge rod 4 positioned at the same side is hinged with the circumferential side wall of the finger-buckling ring 6, the circumferential side wall of the sampling needle cylinder 3 is provided with two groups of symmetrically arranged sliding grooves 19 along the length direction thereof, the sliding grooves 19 are slidably connected with sliding blocks 18, the inner wall of the sliding grooves 19 is connected with first springs 12 which are transversely arranged, the end part of the first springs 12 is connected with the side wall, the end of the second hinge rod 5 is hinged with the first hinge rod 4 positioned on the left side of the finger-clasping ring 6, the inner wall of the sampling needle cylinder 3 is provided with two symmetrically arranged movable grooves 11, the movable grooves 11 are connected with movable plates 10 in a sliding manner, the circumferential side wall of the rubber plug 9 is connected with two symmetrically arranged positioning blocks 15, one side of the movable plate 10 close to the rubber plug 9 is uniformly connected with clamping blocks 14 with the same structure along the length direction thereof, the clamping blocks 14 and the positioning blocks 15 are both arranged in a right-angled triangle structure, the inclined side surface of the clamping blocks 14 is connected with the inclined side surface of the positioning blocks 15 in a sliding manner, one side of the movable plate 10 far away from the clamping blocks 14 is connected with two symmetrically arranged movable rods 17, the end of the movable rods 17 extends to the inside of the sampling needle cylinder 3 and is connected with a second spring 16, the movable rods, and the pull rod 7 slides and runs through the circumferential side wall of the sampling needle cylinder 3, and extends to the outside of the sampling needle cylinder and is connected with a limiting block, the circumferential side wall of the sampling needle cylinder 3 is provided with scale marks along the length direction of the circumferential side wall, the end part of the sampling needle cylinder 3 is respectively provided with a first mounting joint 1 and a second mounting joint 2, a rubber plug or a sampling needle head is movably mounted on the first mounting joint 1, and a rubber plug or a blood containing bottle is movably mounted on the second mounting joint 2.

The working principle is as follows: when blood detection sampling operation is required, firstly, a sampling needle head is installed on a first installation joint 1, a second installation joint 2 is plugged tightly, then fingers are placed in two finger retaining rings 6, when the sampling needle head enters the blood vessel of a detected person, the two finger retaining rings 6 are pinched to be close to each other, so that the included angle between first hinged rods 4 on two sides of the finger retaining rings 6 and the sampling needle cylinder 3 is reduced, and the first hinged rod 4 on the left side of the sampling needle cylinder 3 can push a second hinged rod 5, so that the second hinged rod 5 can push a sliding block 18 to slide in a sliding groove 19, and simultaneously extrude a first spring 12, the first hinged rod 4 on the right side of the finger retaining rings 6 can push a moving plate 8, and the moving plate 8 further drives a moving rod 13 and a rubber plug 9, so that the rubber plug 9 slides in the sampling needle cylinder 3, and blood in the detected person can be introduced into the sampling needle cylinder 3 through pressure, in the moving process of the rubber plug 9, the positioning block 15 pushes the fixture block 14, the fixture block 14 pushes the movable plate 10 to slide in the movable groove 11, the movable plate 10 pushes the movable rod 17, the movable rod 17 pushes the second spring 18, when the positioning block 15 moves between two positioning blocks 14, the second spring 18 pushes the movable rod 17, the movable rod 17 pushes the movable plate 10, the positioning block 15 is clamped between two fixture blocks 14, the suck-back phenomenon can be prevented, when the sampling is completed and the sampling needle is pulled out of the body of the detected person, the sampling needle and the rubber plug on the second installation connector 2 are taken down, then the first installation connector 1 is plugged with the rubber plug, the blood containing bottle is installed on the second installation connector 2, then the finger is taken out of the finger-buckling ring 6, the pull rod 7 is pulled, the pull rod 7 drives the movable plate 10, the movable plate 10 drives the fixture block 14, thereby make locating piece 15 lose the restraint, first spring 12 can promote slider 18 and slide in spout 19 this moment, makes it move towards initial position to drive first articulated rod 4, second articulated rod 5 and movable plate 8 and movable rod 13 and move towards initial position direction, thereby make movable rod 13 promote rubber buffer 9, make it with the blood push inside the blood splendid attire bottle in the sample syringe 3 can.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (6)

1. The utility model provides a sampling device for blood testing, includes sample cylinder (3) and indicates snap ring (6), a serial communication port, the sealed sliding connection of inner wall of sample cylinder (3) has rubber buffer (9), just one side of rubber buffer (9) is connected with carriage release lever (13), the one end that rubber buffer (9) were kept away from in carriage release lever (13) is connected with movable plate (8), just the circumference lateral wall of movable plate (8) and sample cylinder (3) all articulates first articulated rod (4) that a set of symmetry set up, and is located the homonymy the tip of first articulated rod (4) all articulates with the circumference lateral wall that indicates snap ring (6), the circumference lateral wall of sample cylinder (3) is provided with spout (19) that two sets of symmetries set up along its length direction, just sliding connection has slider (18) in spout (19), the inner wall of spout (19) is connected with and is first spring (12) that transversely sets up, just the tip of first spring (12) is connected with the lateral wall of slider (18), slider (18) keep away from one side of spout (19) and articulate there is second hinge rod (5), just the tip of second hinge rod (5) with be located it is articulated to indicate left first hinge rod (4) of buckle (6), the inner wall of sample cylinder (3) is provided with movable groove (11) that two symmetries set up, just sliding connection has fly leaf (10) in movable groove (11), the circumference lateral wall of rubber buffer (9) is connected with locating piece (15) that two symmetries set up, one side that fly leaf (10) is close to rubber buffer (9) is evenly connected with fixture block (14) that the structure is the same along its length direction.

2. The sampling device for blood test as claimed in claim 1, wherein the fixture block (14) and the positioning block (15) are both arranged in a right triangle structure, and the inclined side surface of the fixture block (14) is slidably connected with the inclined side surface of the positioning block (15).

3. The sampling device for blood test according to claim 1, wherein one side of the movable plate (10) away from the fixture block (14) is connected with two symmetrically arranged movable rods (17), and the end of the movable rod (17) extends to the inside of the sampling needle cylinder (3) and is connected with a second spring (16), and the movable rod (17) is slidably connected with the sampling needle cylinder (3).

4. The sampling device for blood test according to claim 1, wherein a pull rod (7) is connected to one side of the movable plate (10) away from the fixture block (14), and the pull rod (7) slidably penetrates through the circumferential sidewall of the sampling syringe (3) and extends to the outside of the sampling syringe to connect with a limiting block.

5. The sampling device for blood test as set forth in claim 1, wherein the circumferential side wall of the sampling cylinder (3) is provided with scale marks along the length direction thereof.

6. The sampling device for blood test as claimed in claim 1, wherein the end of the sampling syringe (3) is respectively provided with a first mounting joint (1) and a second mounting joint (2), the first mounting joint (1) is movably provided with a rubber plug or a sampling needle, and the second mounting joint (2) is movably provided with a rubber plug or a blood bottle.

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