CN214810982U - Novel sampling test tube - Google Patents
Novel sampling test tube Download PDFInfo
- Publication number
- CN214810982U CN214810982U CN202120248901.8U CN202120248901U CN214810982U CN 214810982 U CN214810982 U CN 214810982U CN 202120248901 U CN202120248901 U CN 202120248901U CN 214810982 U CN214810982 U CN 214810982U
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- China
- Prior art keywords
- side wall
- test tube
- annular
- top end
- rubber plug
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- 238000005070 sampling Methods 0.000 title claims abstract description 17
- 238000007789 sealing Methods 0.000 claims description 17
- 230000007246 mechanism Effects 0.000 claims description 9
- 210000004369 blood Anatomy 0.000 abstract description 38
- 239000008280 blood Substances 0.000 abstract description 38
- 239000007788 liquid Substances 0.000 abstract description 4
- 230000002949 hemolytic effect Effects 0.000 abstract description 3
- 238000010241 blood sampling Methods 0.000 description 6
- 206010018910 Haemolysis Diseases 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 230000008588 hemolysis Effects 0.000 description 3
- 210000003743 erythrocyte Anatomy 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 210000003462 vein Anatomy 0.000 description 2
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Automatic Analysis And Handling Materials Therefor (AREA)
- Investigating Or Analysing Biological Materials (AREA)
Abstract
The utility model belongs to the technical field of test tubes, in particular to a novel sampling test tube, which comprises a test tube body, an annular tube, a rubber plug and a cover body; the annular pipe is sleeved at the top end of the test tube body, and a sliding groove is formed in the annular pipe; the rubber plug is arranged on the inner side wall of the annular tube; the cover body is covered at the top end of the rubber plug; the top end of the test tube body extends into the chute, the test tube body is in sliding fit with the inner side wall of the chute, and a plurality of fixing grooves are symmetrically formed in the outer side wall; a first spring is fixedly connected to the side wall of the top end of the sliding chute; the bottom end of the first spring is fixedly connected to the side wall of the top end of the test tube body; a small hole is formed in the side wall of the annular pipe; through the inside slip of test tube body at the inside spout of annular tube for the rubber buffer bottom is close with the blood liquid level, thereby has reduced the remaining space in the test tube, has effectively reduced rocking of blood in the transportation and with the violent degree of collision of test tube wall, thereby has avoided the hemolytic phenomenon of blood.
Description
Technical Field
The utility model belongs to the technical field of the test tube, specific novel sampling test tube that says so.
Background
When people check up, blood is often drawn, at present, a vacuum blood sampling test tube is mainly used for drawing blood, namely, a vein blood sample is automatically and quantitatively collected by using negative pressure of the vacuum blood sampling test tube, one end of a blood sampling needle penetrates into a vein of a human body, and the other end of the blood sampling needle is inserted into a rubber plug of the vacuum blood sampling test tube and is drawn into the test tube through the blood sampling needle under the action of the negative pressure; at present, in the conventional test, after blood is pumped into a test tube, a large space is left in the test tube.
Among the prior art, back in the blood suction test tube, because the remaining space is great in the test tube, in the transportation, blood home range is big, and the collision is more violent to make ruptured probability increase of erythrocyte, it is serious to lead to the hemolysis, influences the accuracy that blood was assayed, for this, the utility model provides a novel sampling test tube.
SUMMERY OF THE UTILITY MODEL
In order to compensate prior art's not enough, solve the blood suction test tube in the back, because the remaining space is great in the test tube, in the transportation, blood home range is big, and the collision is more violent to make ruptured probability increase of erythrocyte, lead to the hemolysis phenomenon serious, influence the problem of the accuracy of blood chemical examination, the utility model provides a novel sampling test tube.
The utility model provides a technical scheme that its technical problem adopted is: the utility model relates to a novel sampling test tube, which comprises a test tube body, an annular tube, a rubber plug and a cover body; the annular pipe is sleeved at the top end of the test tube body, and a sliding groove is formed in the annular pipe; the rubber plug is arranged on the inner side wall of the annular tube; the cover body is covered at the top end of the rubber plug;
the top end of the test tube body extends into the chute, the test tube body is in sliding fit with the inner side wall of the chute, and a plurality of fixing grooves are symmetrically formed in the outer side wall; a first spring is fixedly connected to the side wall of the top end of the sliding chute; the bottom end of the first spring is fixedly connected to the side wall of the top end of the test tube body; the annular pipe side wall is internally provided with a small hole, and the side wall is provided with a fixing mechanism.
Preferably, the fixing mechanism comprises a fixing rod and a second spring; the fixed rod is arranged in the small hole, one end of the fixed rod extends into the fixed groove, and the other end of the fixed rod is fixedly connected with a handle; the handle is arranged on the outer side of the annular pipe and is in contact with the side wall of the annular pipe; the second spring is sleeved on the fixed rod, one end of the second spring is fixedly connected to the side wall of the fixed rod, and the other end of the second spring is fixedly connected to the side wall of the small hole.
Preferably, the rubber plug is T-shaped, the side wall of the lower part of the rubber plug is in interference fit with the inner side wall of the annular tube, and the upper part of the rubber plug is covered on the side wall of the top end of the annular tube; the rubber buffer upper portion lateral wall symmetry has seted up the draw-in groove, and its upper portion diameter is greater than ring pipe top diameter.
Preferably, the side wall of the top end of the cover body is provided with a pricking hole, and the inner side wall of the cover body is provided with a clamping block and a convex block; the side wall of the top end of the clamping block is clamped on the side wall of the bottom end of the upper part of the rubber plug; the lug extends into the clamping groove.
Preferably, the rubber plug is internally provided with an air hole; the air holes penetrate through the cover body, and sealing plugs are arranged in the air holes.
Preferably, the side wall of the bottom end of the annular pipe is symmetrically and fixedly connected with a sealing gasket; the sealing gasket is tightly attached to the inner side wall of the test tube body.
The utility model has the advantages as follows:
1. a novel sampling test tube, through the inside slip of test tube body at the inside spout of ring tube for the rubber buffer bottom is close with the blood liquid level, thereby has reduced the remaining space in the test tube, has effectively reduced rocking of blood in the transportation and with the collision intensity of test tube wall, thereby has avoided the hemolytic phenomenon of blood.
2. A novel sampling test tube, through mutually supporting of lid, rubber buffer, fixture block, lug and draw-in groove for it is more convenient when taking out the rubber buffer, avoided leading to blood to spatter the problem of spilling because of the rubber buffer is difficult to take out.
Drawings
The present invention will be further explained with reference to the accompanying drawings.
Fig. 1 is a partial cross-sectional view of a novel sampling tube of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is an enlarged view of a portion of FIG. 1 at B;
FIG. 4 is an enlarged view of the parts of the rubber stopper;
in the figure: 1. a test tube body; 11. fixing grooves; 2. an annular tube; 21. a chute; 22. a first spring; 23. a small hole; 24. a fixing mechanism; 241. fixing the rod; 242. a second spring; 243. a handle; 25. a gasket; 3. a rubber plug; 31. a card slot; 32. air holes are formed; 33. a sealing plug; 4. a cover body; 41. punching; 42. a clamping block; 43. and (4) a bump.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand and understand, the present invention is further described below with reference to the following embodiments.
As shown in fig. 1 to 4, the novel sampling test tube of the present invention comprises a test tube body 1, an annular tube 2, a rubber stopper 3 and a cover 4; the annular tube 2 is sleeved at the top end of the test tube body 1, and a sliding groove 21 is formed in the annular tube; the rubber plug 3 is arranged on the inner side wall of the annular tube 2; the cover body 4 is covered on the top end of the rubber plug 3;
the top end of the test tube body 1 extends into the sliding groove 21 and is in sliding fit with the inner side wall of the sliding groove 21, and a plurality of fixing grooves 11 are symmetrically formed in the outer side wall; a first spring 22 is fixedly connected to the side wall of the top end of the sliding groove 21; the bottom end of the first spring 22 is fixedly connected to the side wall of the top end of the test tube body 1; a small hole 23 is formed in the side wall of the annular pipe 2, and a fixing mechanism 24 is arranged on the side wall; during operation, after blood is pumped into the test tube, a part of space remains in the test tube, at this time, the handle 243 is pulled, so that the fixing mechanism 24 is separated from the test tube body 1, then the cover body 4 is pressed downwards, the rubber plug 3 and the annular tube 2 are further driven to move downwards, at this time, the test tube body 1 slides along the inner side wall of the sliding groove 21, so that the distance between the side wall of the bottom end of the rubber plug 3 and the upper plane of the blood is reduced, and after the annular tube 2 slides to a specified position, the annular tube is fixed through the fixing mechanism 24; through this mode, after having taken out blood for 3 bottoms of rubber buffer are close with the blood liquid level, thereby have reduced the residual space in the test tube, have effectively reduced rocking of blood in the transportation and with the violent degree of collision of test tube wall, thereby have avoided the hemolytic phenomenon of blood.
As an embodiment of the present invention, the fixing mechanism 24 includes a fixing rod 241 and a second spring 242; the fixing rod 241 is arranged in the small hole 23, one end of the fixing rod extends into the fixing groove 11, and the other end of the fixing rod is fixedly connected with a handle 243; the handle 243 is arranged outside the annular tube 2 and is contacted with the side wall of the annular tube 2; the second spring 242 is sleeved on the fixing rod 241, one end of the second spring is fixedly connected to the side wall of the fixing rod 241, and the other end of the second spring is fixedly connected to the side wall of the small hole 23; during operation, pulling handle 243 drives dead lever 241 and moves to extrude second spring 242, make dead lever 241 output and fixed slot 11 break away from, press the annular tube 2 and move down again, after removing to required position, release handle 243, under the spring action of second spring 242, make dead lever 241 slide to inside another fixed slot 11, thereby fix test tube body 1 and annular tube 2.
As an embodiment of the present invention, the rubber stopper 3 is T-shaped, the lower side wall of which is in interference fit with the inner side wall of the annular tube 2, and the upper cover is disposed on the side wall of the top end of the annular tube 2; the side wall of the upper part of the rubber plug 3 is symmetrically provided with clamping grooves 31, and the diameter of the upper part of the rubber plug is larger than that of the top end of the annular tube 2; as an embodiment of the present invention, the side wall of the top end of the cover 4 is provided with a pricking hole 41, and the inner side wall thereof is provided with a fixture block 42 and a projection 43; the side wall of the top end of the clamping block 42 is clamped on the side wall of the bottom end of the upper part of the rubber plug 3; the projection 43 extends into the slot 31; when the device works, the side wall of the lower part of the rubber plug 3 is in interference fit with the inner side wall of the annular tube 2, so that the rubber plug 3 seals the opening of the annular tube 2 to prevent blood from spilling; the pricking hole 41 is used for facilitating the insertion of the needle into the test tube; when blood is tested, the rubber plug 3 needs to be pulled out; when pulling out, the cover body 4 is held by hand, and the cover body 4 is pulled to pull upwards along the side wall of the annular tube 2, at the moment, the fixture block 42 and the bump 43 drive the rubber plug 3 to slide upwards, and the rubber plug 3 is pulled out; through this mode for it is more convenient when taking out rubber buffer 3, avoided leading to blood to spatter the problem of spilling because of rubber buffer 3 is difficult to take out.
As an embodiment of the present invention, the rubber stopper 3 is provided with an air hole 32 therein; the air holes 32 penetrate through the cover body 4, and sealing plugs 33 are arranged in the air holes; as an embodiment of the present invention, the side wall of the bottom end of the annular tube 2 is symmetrically and fixedly connected with a sealing pad 25; the sealing gasket 25 is tightly attached to the inner side wall of the test tube body 1; when the test tube works, when the annular tube 2 slides downwards, the gas in the test tube is extruded, so that the gas is discharged from the air holes 32, and the sealing plug 33 plays a role in sealing the air holes 32; the sealing gasket 25 is used for sealing the gap between the annular tube 2 and the test tube body 1 to prevent blood leakage.
The working principle is as follows: in operation, after blood is pumped into the test tube, a part of space remains in the test tube, at this time, the handle 243 is pulled, the fixing rod 241 is driven to move, and the second spring 242 is squeezed, so that the output end of the fixing rod 241 is separated from the fixing groove 11, then the cover body 4 is pressed downwards, the rubber plug 3 and the annular tube 2 are further driven to move downwards, at this time, the test tube body 1 slides along the inner side wall of the sliding groove 21, so that the distance between the side wall at the bottom end of the rubber plug 3 and the upper plane of the blood is reduced, after the annular tube 2 slides to a specified position, the handle 243 is released, and under the action of the elastic force of the second spring 242, the fixing rod 241 slides to the inside of the other fixing groove 11, so that the test tube body 1 and the annular tube 2 are fixed; by the mode, after blood is pumped out, the bottom end of the rubber plug 3 is close to the liquid level of the blood, so that the residual space in the test tube is reduced, the shaking of the blood in the transportation process and the severe degree of collision between the blood and the wall of the test tube are effectively reduced, and the hemolysis phenomenon of the blood is avoided; the side wall of the lower part of the rubber plug 3 is in interference fit with the inner side wall of the annular tube 2, so that the rubber plug 3 seals the opening of the annular tube 2 and prevents blood from spilling; the pricking hole 41 is used for facilitating the insertion of the needle into the test tube; when blood is tested, the rubber plug 3 needs to be pulled out; when pulling out, the cover body 4 is held by hand, and the cover body 4 is pulled to pull upwards along the side wall of the annular tube 2, at the moment, the fixture block 42 and the bump 43 drive the rubber plug 3 to slide upwards, and the rubber plug 3 is pulled out; by the mode, the rubber plug 3 can be taken out more conveniently, and the problem that blood splashes due to the fact that the rubber plug 3 is difficult to take out is avoided; when the annular tube 2 slides downwards, the air in the test tube is extruded, so that the air is discharged from the air holes 32, and the sealing plug 33 plays a role in sealing the air holes 32; the sealing gasket 25 is used for sealing the gap between the annular tube 2 and the test tube body 1 to prevent blood leakage.
The front, the back, the left, the right, the upper and the lower are all based on figure 1 in the attached drawings of the specification, according to the standard of the observation angle of a person, the side of the device facing an observer is defined as the front, the left side of the observer is defined as the left, and the like.
In the description of the present invention, it is to be understood that the terms "central", "longitudinal", "lateral", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be considered as limiting the scope of the invention.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A novel sampling test tube which is characterized in that: comprises a test tube body (1), an annular tube (2), a rubber plug (3) and a cover body (4); the annular tube (2) is sleeved at the top end of the test tube body (1), and a sliding groove (21) is formed in the annular tube; the rubber plug (3) is arranged on the inner side wall of the annular tube (2); the cover body (4) is arranged at the top end of the rubber plug (3) in a covering manner;
the top end of the test tube body (1) extends into the sliding groove (21), the test tube body is in sliding fit with the inner side wall of the sliding groove (21), and a plurality of fixing grooves (11) are symmetrically formed in the outer side wall; a first spring (22) is fixedly connected to the side wall of the top end of the sliding groove (21); the bottom end of the first spring (22) is fixedly connected to the side wall of the top end of the test tube body (1); the inner part of the side wall of the annular pipe (2) is provided with a small hole (23), and the side wall is provided with a fixing mechanism (24).
2. A novel sampling tube according to claim 1, wherein: the fixing mechanism (24) comprises a fixing rod (241) and a second spring (242); the fixing rod (241) is arranged in the small hole (23), one end of the fixing rod extends into the fixing groove (11), and the other end of the fixing rod is fixedly connected with a handle (243); the handle (243) is arranged outside the annular pipe (2) and is in contact with the side wall of the annular pipe (2); the second spring (242) is sleeved on the fixing rod (241), one end of the second spring is fixedly connected to the side wall of the fixing rod (241), and the other end of the second spring is fixedly connected to the side wall of the small hole (23).
3. A novel sampling tube according to claim 2, wherein: the rubber plug (3) is T-shaped, the side wall of the lower part of the rubber plug is in interference fit with the inner side wall of the annular tube (2), and the upper part of the rubber plug is covered on the side wall of the top end of the annular tube (2); the rubber buffer (3) upper portion lateral wall symmetry has seted up draw-in groove (31), and its upper portion diameter is greater than annular tube (2) top diameter.
4. A novel sampling tube according to claim 3, wherein: a pricking hole (41) is formed in the side wall of the top end of the cover body (4), and a clamping block (42) and a convex block (43) are arranged on the inner side wall of the cover body; the side wall of the top end of the clamping block (42) is clamped on the side wall of the bottom end of the upper part of the rubber plug (3); the projection (43) extends into the clamping groove (31).
5. A novel sampling tube according to claim 4, characterized in that: the rubber plug (3) is internally provided with an air hole (32); the air holes (32) penetrate through the cover body (4), and sealing plugs (33) are arranged in the air holes.
6. A novel sampling tube according to claim 5, wherein: the side wall of the bottom end of the annular pipe (2) is symmetrically and fixedly connected with a sealing gasket (25); sealed pad (25) and test tube body (1) inside wall closely laminate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120248901.8U CN214810982U (en) | 2021-01-29 | 2021-01-29 | Novel sampling test tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120248901.8U CN214810982U (en) | 2021-01-29 | 2021-01-29 | Novel sampling test tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214810982U true CN214810982U (en) | 2021-11-23 |
Family
ID=78882059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120248901.8U Expired - Fee Related CN214810982U (en) | 2021-01-29 | 2021-01-29 | Novel sampling test tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214810982U (en) |
-
2021
- 2021-01-29 CN CN202120248901.8U patent/CN214810982U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211123 |