CN214346556U

CN214346556U - Sample tube

Info

Publication number: CN214346556U
Application number: CN202022126681.XU
Authority: CN
Inventors: 于记良
Original assignee: Shenzhen Dymind Biotechnology Co Ltd
Current assignee: Shenzhen Dymind Biotechnology Co Ltd
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2021-10-08
Anticipated expiration: 2030-09-24

Abstract

The application provides a sample tube, this sample tube include the tube cap and be used for installing the inside pipe of sample and locate the outer tube of inside pipe periphery, wherein, the outer tube has the circular arc face socle. In this way, the sample tube of this application can with the concave spherical bottom surface self-adaptation in the test tube cartridge position of test-tube rack for the sample tube is more convenient when the autoinjection operation, is difficult to take place the jamming phenomenon, has improved autoinjection's work efficiency.

Description

Sample tube

Technical Field

The application relates to the technical field of blood detection, in particular to a sample tube.

Background

With the continuous development and the increasing perfection of modern, micro-quantitative and convenient medical examination technology, the automatic sample introduction mode of blood detection is particularly widely applied to the clinical laboratory of hospitals with huge peripheral blood samples due to the advantages that the automatic sample introduction mode is very suitable for the batch test of blood samples and can realize the automatic and high-efficiency detection. The automatic blood sample introduction mode is that a plurality of blood sampling tubes filled with blood samples are placed on a sample rack, then a plurality of rows of sample racks are placed on a sample introduction platform of an analyzer, and after a measurement starting button is pressed, the analyzer automatically completes the uniform mixing, sample suction and detection of each sample. However, the bottom of the existing peripheral blood collection tube is provided with a circular plane, a cut edge is formed between the circular plane at the bottom and the side wall, and the bottom plane of the peripheral blood collection tube cannot be adaptively matched with the conical or circular-arc-shaped bearing part in the test tube rack, so that the peripheral blood collection tube is easy to be clamped when placed on the sample rack, and the peripheral blood collection tube is easy to deflect on the test tube rack and is not beneficial to automatic sample introduction operation of the peripheral blood collection tube.

SUMMERY OF THE UTILITY MODEL

The application provides a sample tube to solve among the prior art when tip blood heparin tube is placed on the sample frame easy the jamming phenomenon of taking place, be unfavorable for the technical problem of heparin tube autoinjection operation.

In order to solve the technical problem, the application adopts a technical scheme that: the utility model provides a sample tube, sample tube includes the tube cap and is used for installing the inside pipe of sample and locates the outer tube of inside pipe periphery, wherein, the outer tube has the circular arc face socle.

According to the utility model discloses a specific embodiment, the inside pipe with the outer tube is the integrated into one piece structure, perhaps the inside pipe with the outer tube is for dividing the body structure.

According to the utility model relates to a specific embodiment, the inner tube with the outer tube cooperatees through injection moulding, screwed connection, buckle connection, bonding, hot melt connection, laser welding or interference fit connection, the bottom of inner tube accept in just be located in the outer tube the middle part or the lower part of outer tube, the inner tube has the toper form socle.

According to the utility model discloses a concrete embodiment, the open end of outer tube retract in the open end of inner tube, inner tube protrusion in the lateral wall of the part of outer tube is equipped with buckles the platform, the pipe cap with it connects to detain a buckle.

According to the utility model discloses a specific embodiment, the pipe cap includes first block and second block, first block include first sleeve and with first sleeve is connected and is located second sleeve in the first sleeve, first telescopic free end be equipped with detain the buckle portion that the platform matches, the telescopic periphery wall of second be used for with the internal perisporium plug bush of inside pipe is connected, the second block is the flexible glue structure just the second block with the cooperation of second sleeve is connected.

According to the utility model discloses a specific embodiment, the sample pipe still includes the pipe cap, first cap still includes first annular plate, the internal periphery and the outer peripheral edge of first annular plate are connected respectively first sleeve with the telescopic tip of second, the second cap include the third sleeve with connect in the clamp plate of the internal periphery of third sleeve one end and connect in the second annular plate of the outer peripheral edge of the third sleeve other end, the telescopic periphery wall of third with the internal periphery wall plug bush of second sleeve is connected, the clamp plate is located in the second sleeve, the second annular plate with first annular plate flushes the gomphosis or overlaps and establishes on the first annular plate.

According to the utility model discloses a specific embodiment, the pipe cap includes first sleeve, second sleeve, first annular slab, next door that integrated into one piece connects, the internal periphery and the outer peripheral edge of first annular slab are connected respectively first sleeve with the telescopic tip of second, next door's outer peripheral edge connect in the telescopic internal perisporium of second, the next door is the syringe needle puncture of flexible glue structure in order to allow the sampling needle.

According to the utility model relates to a concrete embodiment, the pipe cap with sample tube elasticity plug bush cooperation or buckle cooperation, the pipe cap adopts flexible glue material integrated into one piece.

According to the utility model discloses a specific embodiment, the sample pipe is still including locating the sample piece of scraping of the open end of inner tube, it is used for directly scraping the sample to scrape the sample piece in the inner tube, scrape the sample piece certainly the open end of inner tube extends and protrusion in the open end of inner tube, the thickness of scraping the sample piece is less than or equal to the thickness of inner tube.

According to the utility model relates to a specific embodiment, the tube cap includes puncture portion, be equipped with the incision in the puncture portion, the incision becomes a word or cross for make the sample capillary stretch into with blood injection the inner tube.

The beneficial effect of this application is: be different from prior art's condition, the utility model provides a sample tube has arc surface socle structure through its outer tube, can with the toper or the convex bearing portion self-adaptation of the test tube cartridge position of test-tube rack for sample tube is more convenient when autoinjection operation, and the sample tube is difficult to take place jamming and slope, thereby has improved autoinjection's work efficiency.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:

fig. 1 is a schematic view of an overall structure of a sample tube according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a split pipe cap according to an embodiment of the present invention;

fig. 3 is a schematic view of an overall structure of a sample tube according to another embodiment of the present invention;

fig. 4 is a schematic structural view of an integrated pipe cap according to another embodiment of the present invention;

fig. 5 is a schematic cross-sectional structure diagram of a sample tube according to an embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.

In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is 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 at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1, fig. 1 is a schematic view of an overall structure of a sample tube according to an embodiment of the present invention. The embodiment of the utility model provides a sample tube 1, this sample tube 1 includes outer tube 100, inner tube 200. Inside pipe 200 is used for installing the sample, the periphery of inside pipe 200 is located to outer tube 100, the socle 110 of outer tube 100 is the arc surface structure, and the circular arc plane of socle 110 and the lateral wall rounding off of outer tube 100, make sample pipe 1 can with the toper or the convex bearing portion self-adaptation of the test tube cartridge position of test-tube rack, thereby it is more convenient when the autoinjection operation, stagnation and slope are difficult to take place for sample pipe 1, the work efficiency of autoinjection has been improved.

Wherein, inside pipe 200 and outer tube 100 accessible injection moulding integrated into one piece structure, perhaps inside pipe 200 and outer tube 100 are the components of a whole that can function independently structure to cooperate through screwed connection, buckle connection, bonding, hot melt connection, laser welding or interference fit, the bottom of inside pipe 200 is acceptd in the bottom of outer tube 100 and is located the middle part or the lower part of outer tube 100, outer tube 100 has the supporting role to inside pipe 200, and the size of outer tube 100 can the ordinary test-tube rack of adaptation simultaneously. The bottom 210 (shown in fig. 5) of the inner tube 200 is tapered to facilitate the insertion of a sampling needle into the tapered bottom for a small amount of peripheral blood collection. In a preferred embodiment, the inner tube 200 is a hard rubber structure, the outer sleeve 100 is a soft rubber structure, the inner diameter of the outer sleeve 200 is slightly smaller than the outer diameter of the inner tube 200, and the inner tube 200 is stably sleeved with the outer sleeve 100 by the elastic deformation force.

The opening end of the inner tube 200 is provided with a sample scraping sheet 240, and the sample scraping sheet 240 is used for directly scraping a blood sample into the inner tube 200, so that the transfer operation of a capillary tube can be reduced, the blood sampling process is simplified, blood pollution and blood waste are reduced, and the blood sampling time is shortened. The swab 240 may extend from and protrude beyond the open end of the inner tube 200, or the swab 240 may be flush with the open end of the inner tube 200, i.e., a portion of the material of the open end of the inner tube 200 may be relatively thin to serve as the swab 240. The thickness of the blade 240 is less than or equal to the thickness of the inner tube 200. the relatively thin and sharp blade 240 facilitates the scraping operation on the finger surface. In one embodiment, the thickness of the blade 240 gradually increases from the free end of the blade 240 toward the inner tube 200, and the blade 240 may be integrally formed with the inner tube 200.

The open end of the outer sleeve 100 is retracted into the open end of the inner tube 200. The inner tube 200 is provided with a buckling table 220 and a ring groove 230 on the outer side wall of the portion protruding from the outer sleeve 100, the buckling table 220 and the ring groove 230 are arranged at the opening end close to the inner tube 200, and the ring groove 230 is used for preventing blood from overflowing during sample scraping and contacting fingers of medical staff along the outer wall of the outer sleeve 100.

Referring to fig. 2, fig. 2 is a schematic structural view of a split pipe cap according to an embodiment of the present invention. The sample tube 1 further comprises a tube cap 300, the tube cap 300 is of a split structure and comprises a first cap 310 and a second cap 320, the first cap 310 comprises a first sleeve 311, a second sleeve 312 and a first annular plate 313, the inner periphery and the outer periphery of the first annular plate 313 are respectively connected with the end portions of the first sleeve 311 and the second sleeve 312, the free end of the first sleeve 311 is provided with a buckling portion 315, and the buckling portion 315 is used for enabling the buckling portion 315 to be in clamping matching with the buckling table 220 when the tube cap 300 is connected with the inner tube 200, so that the tube cap 300 is connected and fastened with the inner tube 200. The locking portion 315 may have a truncated pyramid structure or other shapes, and the locking portion 315 may have a multi-segment split structure or an integral structure surrounding the inner wall of the first sleeve 311 by one turn. In the present embodiment, the locking portion 315 has a truncated-pyramid-shaped, 4-segment split structure. The second sleeve 312 extends into the inner tube 200, and the outer peripheral wall of the second sleeve 312 is inserted into the inner peripheral wall of the inner tube 200. The first cap 310 has a protrusion or a groove 314 formed on the outer periphery thereof for facilitating screwing, and the first cap 310 may be made of plastic.

The second cap 320 includes a third sleeve 321, a second annular plate 322, and a pressure plate 323. The pressing plate 323 is connected to the inner periphery of one end of the third sleeve 321, the second annular plate 322 is connected to the outer periphery of the other end of the third sleeve 321, the third sleeve 321 extends into the second sleeve 312 of the first cap 310, the outer periphery wall of the third sleeve 321 is connected with the inner periphery wall of the second sleeve 312 in an inserting manner, the pressing plate 323 is located in the second sleeve 312, and the second annular plate 322 is flush-embedded with or overlapped on the first annular plate 313. The second cap 320 is made of soft rubber, which is generally rubber or silica gel. The pressing plate 323 may have a puncturing portion provided with a slit (not shown) in a straight line or cross shape for inserting a sampling capillary into the inner tube 200 for inserting blood. The utility model provides a sample pipe 1 can realize sample pipe 1 autoinjection on sample analyzer's autoinjection subassembly, improves detection efficiency, and current tip blood test tube is the direct handheld tip blood test tube of medical personnel and takes a sample with open form of advancing kind, and efficiency is lower.

Referring to fig. 3 to 4, fig. 3 is a schematic view of an overall structure of a sample tube according to another embodiment of the present invention, and fig. 4 is a schematic view of an integrated tube cap according to another embodiment of the present invention. In another embodiment, the sample tube 1 further includes a tube cap 400, and the tube cap 400 may be integrally formed by using a soft rubber material such as rubber, silica gel, etc. The pipe cap 400 includes a first sleeve 410, a second sleeve 420, a first annular plate 430, and a partition wall 440 integrally connected, and the inner and outer peripheries of the first annular plate 430 are connected to the ends of the first sleeve 410 and the second sleeve 420, respectively. When the cap 400 is fitted with the elastic socket of the inner tube 200 or snap-fitted, the inner peripheral wall of the first sleeve 410 is inserted into the outer peripheral wall of the inner tube 200, the second sleeve 420 extends into the inner tube 200, and the outer peripheral wall of the second sleeve 420 is inserted into the inner peripheral wall of the inner tube 200. The partition wall 440 has an outer periphery connected to the inner peripheral wall of the second sleeve 420. Next door 440 can be for puncture portion, is equipped with incision 441 in puncture portion, and incision 441 can be cross incision or a word incision for the syringe needle of the sampling needle of autoinjection subassembly gets into sample pipe 1 from incision 441 department in order to take a blood sample, the utility model provides a sample pipe 1 can realize sample pipe 1 autoinjection on the autoinjection subassembly of sample analysis appearance, improves detection efficiency, and current tip blood test tube is that medical personnel directly hand the tip blood test tube and take a sample with open form of advancing the appearance, and efficiency is lower.

To sum up, the utility model provides a sample pipe 1 has arc surface socle 110 through its outer sleeve pipe 100, and the circular arc plane of socle 110 and the lateral wall slick and sly connection of outer sleeve pipe 100 for sample pipe 1 can with the toper or the convex bearing self-adaptation of the test tube cartridge position of test-tube rack, thereby more convenient when the autoinjection operation, stagnation and slope are difficult to take place for sample pipe 1, have improved autoinjection's work efficiency.

The above is only the embodiment of the present invention, not the limitation of the patent scope of the present invention, all the equivalent structures or equivalent processes of the present invention are utilized, or directly or indirectly applied to other related technical fields, and the same principle is included in the patent protection scope of the present invention.

Claims

1. The utility model provides a sample tube, its characterized in that, sample tube includes the tube cap and is used for installing the inside pipe of sample and locates the outer tube of inside pipe periphery, wherein, the outer tube has the circular arc face socle.

2. The sample tube of claim 1, wherein the inner tube and the outer sleeve are of an integrally formed construction, or the inner tube and the outer sleeve are of a split construction.

3. The sample tube of claim 2, wherein the inner tube and the outer sleeve mate by injection molding, screwing, snapping, bonding, hot-melt bonding, laser welding, or interference bonding, wherein the bottom end of the inner tube is received within the outer sleeve and is positioned in the middle or lower portion of the outer sleeve, and wherein the inner tube has a tapered tube bottom.

4. The sample tube according to claim 1, wherein the open end of the outer sleeve is retracted from the open end of the inner tube, the outer side wall of the portion of the inner tube protruding from the outer sleeve is provided with a buckling platform, and the cap is connected with the buckling platform in a buckling manner.

5. The sample tube according to claim 4, wherein the tube cap comprises a first cap and a second cap, the first cap comprises a first sleeve and a second sleeve connected with the first sleeve and located in the first sleeve, a fastening portion matched with the fastening table is arranged at a free end of the first sleeve, an outer peripheral wall of the second sleeve is used for being connected with an inner peripheral wall of the inner tube in an inserting and sleeving manner, and the second cap is of a soft rubber structure and is connected with the second sleeve in a matching manner.

6. The sample tube of claim 5, wherein the first cap further comprises a first annular plate, the inner and outer peripheries of the first annular plate are connected to the ends of the first sleeve and the second sleeve, respectively, the second cap comprises a third sleeve, a pressing plate connected to the inner periphery of one end of the third sleeve, and a second annular plate connected to the outer periphery of the other end of the third sleeve, the outer periphery of the third sleeve is inserted into the inner periphery of the second sleeve, the pressing plate is located in the second sleeve, and the second annular plate is flush-fitted with or stacked on the first annular plate.

7. The sample tube of claim 1, wherein the cap comprises a first sleeve, a second sleeve, a first annular plate, and a partition integrally connected, wherein the inner periphery and the outer periphery of the first annular plate are respectively connected with the ends of the first sleeve and the second sleeve, the outer periphery of the partition is connected with the inner periphery of the second sleeve, and the partition is of a soft rubber structure to allow puncture of the needle head of the sampling needle.

8. The sample tube of claim 1, wherein the tube cap is fitted with the elastic insert sleeve of the sample tube or snap-fitted with the elastic insert sleeve of the sample tube, and the tube cap is integrally formed by using a soft rubber material.

9. The sample tube of claim 1, further comprising a sample scraping plate disposed at the open end of the inner tube, wherein the sample scraping plate is used for directly scraping the sample into the inner tube, the sample scraping plate extends from the open end of the inner tube and protrudes out of the open end of the inner tube, and the thickness of the sample scraping plate is less than or equal to the thickness of the inner tube.

10. The sample tube according to claim 1, wherein the cap comprises a piercing portion having a notch formed therein, the notch being in a line or cross for inserting a sampling capillary for injecting blood into the inner tube.