CN113804494A

CN113804494A - Sampling device for blood component analysis

Info

Publication number: CN113804494A
Application number: CN202111151800.XA
Authority: CN
Inventors: 夏智敏; 范元志; 李志远
Original assignee: Nanjing Zhuopulaite Life Technology Co ltd
Current assignee: Nanjing Zhuopulaite Life Technology Co ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2021-12-17

Abstract

The invention discloses a sampling device for blood component analysis, which comprises a device base, a sampling test tube seat, a support, a top frame, a grid type positioning assembly, a telescopic rod and a needle tube clamping quantitative sampling mechanism, wherein the support is arranged on the device base; the needle cylinder package presss from both sides quantitative sampling mechanism includes half a package installation section of thick bamboo, sampling ration drive assembly, needle cylinder package presss from both sides locating component, extension support and solid fixed ring. The invention relates to the technical field of blood sampling, and particularly provides a sampling device for blood component analysis, which is suitable for batch collection and accurate in positioning and quantification.

Description

Sampling device for blood component analysis

Technical Field

The invention relates to the technical field of blood sampling, in particular to a sampling device for blood component analysis.

Background

In the work of medical treatment clinical laboratory, the collection and the sample of blood sample occupy very important component part, and consequently, the sampling device of blood sample is also very common, and current device can not pinpoint the sampling test tube fast for when extensive sampling operation, the sample confusion appears, and the device ration collection is accurate inadequately, and the manual sampling ration is inaccurate.

Disclosure of Invention

In view of the above situation, in order to overcome the defects of the prior art, the invention provides a sampling device for blood component analysis, which is suitable for batch collection and accurate in positioning and quantification.

The technical scheme adopted by the invention is as follows: the invention relates to a sampling device for blood component analysis, which comprises a device base, a sampling test tube seat, a support, a top frame, a grid type positioning assembly, a telescopic rod and a needle tube clamp quantitative sampling mechanism, wherein the support is arranged on the device base; the needle cylinder package presss from both sides quantitative sampling mechanism includes half a package installation section of thick bamboo, sampling ration drive assembly, needle cylinder package and presss from both sides locating component, extension support and solid fixed ring, the bottom of telescopic link is located to half a package installation section of thick bamboo, half a package installation section of thick bamboo middle part is located to needle cylinder package clamp locating component, the top of half a package installation section of thick bamboo is located to sampling ration drive assembly, half a package installation bobbin base portion is located to the extension support, the below that just is located half a package installation section of thick bamboo on the extension support is located to the solid fixed ring.

Further, the needle cylinder clamping and positioning assembly comprises a fixing bracket, a first L-shaped clamping piece, a second L-shaped clamping piece, a first connecting spring and a second connecting spring, the fixing bracket is arranged on the inner wall of the half-pack mounting cylinder, the middle turning positions of the first L-shaped clamping piece and the second L-shaped clamping piece are respectively rotatably arranged on two opposite side walls of the half-pack mounting cylinder and positioned at two sides of the fixing bracket, one ends of the first L-shaped clamping piece and the second L-shaped clamping piece, which are close to the fixing bracket, are respectively provided with a first mounting bulge and a second mounting bulge, two ends of the first connecting spring are respectively arranged on one sides of the first mounting bulge and the fixing bracket, and two ends of the second connecting spring are respectively arranged on the other sides of the second mounting bulge and the fixing bracket The second L-shaped wrapping clamp is rotationally matched with the fixing bracket to fix the needle cylinder wrapping clamp.

Furthermore, the contact side of the fixed bracket and the needle cylinder is provided with an inner groove, a first pressure sensor is arranged in the inner groove, a first electromagnet and a second electromagnet are respectively arranged on two sides of the fixed bracket, the first installation bulge and the second installation bulge are ferromagnetic blocks, the first pressure sensor is electrically connected with the electromagnets, the on-off state of the electromagnets is controlled by the first pressure sensor, and before the needle cylinder is placed in the needle cylinder, the first installation bulge and the second installation bulge are attracted to be close to each other by magnetic attraction force generated by the first electromagnet and the second electromagnet after electrification and compress the first connecting spring and the second connecting spring.

Further, sampling ration drive assembly includes motor one, fixed plate, stripper plate, support, worm wheel, worm, L type transfer line and connecting rod, half package installation section of thick bamboo top is located to the fixed plate, motor one is located on the fixed plate, the worm rotates to locate on the fixed plate and is connected with motor one, the support is located on the fixed plate, the worm wheel rotate locate on the support and with the worm meshing, L type transfer line is located on the worm wheel, the connecting rod articulates the free end of locating L type transfer line, the stripper plate slides and locates in half package installation section of thick bamboo and on the articulated connecting rod of locating, the worm wheel is equipped with the multiunit, the quantity of support, L type transfer line and connecting rod equals and the one-to-one with the quantity of worm wheel, utilizes the stripper plate to remove the push rod of extrusion cylinder and realizes the work of pushing blood in the cylinder.

Further, gu fixed ring bottom is equipped with pressure sensor two, pressure sensor two and a motor electric connection, when the telescopic link extended to drive the cylinder and move down to a set of sampling test tube, the pressure sensor two and the contact of sampling test tube apical orifice of fixed ring bottom, the automatic sampling of control motor start-up realization.

Furthermore, the grid type positioning assembly comprises a first threaded rod, a second motor, a third motor, a first sliding seat, a second sliding seat, a mounting seat, a first moving track and a second moving track, the first threaded rod and the second threaded rod are rotatably arranged on the top frame, the first threaded rod and the second threaded rod are vertically arranged, the second motor and the third motor are arranged on the top frame and are respectively connected with the first threaded rod and the second threaded rod, the first sliding seat is sleeved on the first threaded rod through a threaded hole and is slidably arranged on the top frame, the second sliding seat is sleeved on the second threaded rod through a threaded hole and is slidably arranged on the top frame, the first moving track and the second moving track are respectively arranged on the first sliding seat and the second sliding seat, the first moving track and the second moving track are vertically arranged, long sliding holes are respectively arranged on the first moving track and the second moving track, the mounting seat slidably penetrates through the long sliding holes on the first moving track and the second moving track, the telescopic rod penetrates through the mounting seat.

Furthermore, a grid type test tube groove is formed in the sampling test tube seat, a third pressure sensor is arranged at the bottom of the test tube groove, and the third pressure sensor is electrically connected with the second motor and the third motor.

Furthermore, a pressure sensor IV is arranged on the extrusion plate and electrically connected with the motor I.

The invention with the structure has the following beneficial effects: this scheme is through setting up grid formula locating component, telescopic link and cylinder package clamp quantitative sampling mechanism to cooperation pressure sensor one, pressure sensor two, pressure sensor three and pressure sensor four realize from induction type state recognition, and intelligent degree is high, realizes accurate location and quantitative sampling work, especially when operating to extensive sampling, can greatly improve sampling efficiency, reduce a large amount of work for medical personnel.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view showing the overall structure of a sampling apparatus for blood component analysis according to the present invention;

FIG. 2 is a schematic structural diagram of a grid positioning assembly of a sampling device for blood component analysis according to the present invention;

FIG. 3 is a schematic structural view of a syringe clamping and positioning assembly of a sampling device for analyzing blood components according to the present invention;

FIG. 4 is a schematic view of a sampling device for blood component analysis according to the present invention;

FIG. 5 is an enlarged view of a portion A of FIG. 1 of a sampling device for analyzing blood components according to the present invention.

Wherein, 1, a device base, 2, a sampling test tube seat, 3, a bracket, 4, a top frame, 5, a grid type positioning component, 6, a telescopic rod, 7, a half-pack installation cylinder, 8, a sampling quantitative driving component, 9, a needle cylinder packing and positioning component, 10, an extension bracket, 11, a fixing ring, 12, a fixing bracket, 13, a first L-shaped packing and clamping component, 14, a second L-shaped packing and clamping component, 15, a first connecting spring, 16, a second connecting spring, 17, a first mounting bulge, 18, a second mounting bulge, 19, a first pressure sensor, 20, a first electromagnet, 21, a second electromagnet, 22, a first motor, 23, a fixing plate, 24, an extrusion plate, 25, a support, 26, a worm wheel, 27, a third pressure sensor, 28, an L-shaped transmission rod, 29, a connecting rod, 30, a second pressure sensor, 31, a first threaded rod, 32, a second threaded rod, 33, a second motor, 34, a third motor, 35 and a first sliding seat, 36. a second sliding seat 37, a mounting seat 38, a first moving track 39 and a second moving track.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, 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 invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

As shown in fig. 1-5, the sampling device for blood component analysis of the present invention comprises a device base 1, a sampling test tube seat 2, a support 3, a top frame 4, a grid type positioning assembly 5, a telescopic rod 6 and a needle tube clamp quantitative sampling mechanism, wherein the support 3 is arranged on the device base 1, the top frame 4 is arranged on the support 3, the grid type positioning assembly 5 is arranged on the top frame 4, the sampling test tube seat 2 is arranged on the device base 1 and is positioned below the top frame 4, the telescopic rod 6 is arranged on the grid type positioning assembly 5, and the needle tube clamp quantitative sampling mechanism is arranged at the bottom end of the telescopic rod 6 and is positioned above the sampling test tube seat 2; the needle cylinder wrapping and clamping quantitative sampling mechanism comprises a half-wrapping installation cylinder 7, a sampling quantitative driving assembly 8, a needle cylinder wrapping and clamping positioning assembly 9, an extension support 10 and a fixing ring 11, the half-wrapping installation cylinder 7 is arranged at the bottom end of the telescopic rod 6, the needle cylinder wrapping and clamping positioning assembly 9 is arranged in the middle of the half-wrapping installation cylinder 7, the sampling quantitative driving assembly 8 is arranged at the top of the half-wrapping installation cylinder 7, the extension support 10 is arranged at the bottom of the half-wrapping installation cylinder 7, and the fixing ring 11 is arranged on the extension support 10 and is positioned below the half-wrapping installation cylinder 7; the sampling test tube base 2 is provided with a grid type test tube groove, the bottom of the test tube groove is provided with a third pressure sensor 27, and the third pressure sensor 27 is electrically connected with a second motor 33 and a third motor 34.

As shown in fig. 1 and 3, the syringe clip positioning assembly 9 includes a fixing bracket 12, a first L-shaped clip 13, a second L-shaped clip 14, a first connecting spring 15 and a second connecting spring 16, the fixing bracket 12 is disposed on the inner wall of the half-pack mounting cylinder 7, the middle turning points of the first L-shaped clip 13 and the second L-shaped clip 14 are respectively rotatably disposed on the two opposite side walls of the half-pack mounting cylinder 7 and located on two sides of the fixing bracket 12, one ends of the first L-shaped clip 13 and the second L-shaped clip 14 close to the fixing bracket 12 are respectively provided with a first mounting protrusion 17 and a second mounting protrusion 18, two ends of the first connecting spring 15 are respectively disposed on one side of the first mounting protrusion 17 and one side of the fixing bracket 12, and two ends of the second connecting spring 16 are respectively disposed on the second mounting protrusion 18 and the other side of the fixing bracket 12; an inner groove is formed in the contact side of the fixed bracket 12 and the needle cylinder, a first pressure sensor 19 is arranged in the inner groove, a first electromagnet 20 and a second electromagnet 21 are respectively arranged on two sides of the fixed bracket 12, a first mounting protrusion 17 and a second mounting protrusion 18 are ferromagnetic blocks, and the first pressure sensor 19 is electrically connected with the electromagnets.

As shown in fig. 4, the sampling quantitative driving assembly 8 includes a first motor 22, a fixing plate 23, an extrusion plate 24, a support 25, a worm wheel 26, a worm (not shown in the figure), an L-shaped transmission rod 28 and a connecting rod 29, the fixing plate 23 is disposed on the top of the half-pack mounting cylinder 7, the first motor 22 is disposed on the fixing plate 23, the worm is rotatably disposed on the fixing plate 23 and connected to the first motor 22, the support 25 is disposed on the fixing plate 23, the worm wheel 26 is rotatably disposed on the support 25 and engaged with the worm, the L-shaped transmission rod 28 is disposed on the worm wheel 26, the connecting rod 29 is hinged to the free end of the L-shaped transmission rod 28, the extrusion plate 24 is slidably disposed in the half-pack mounting cylinder 7 and hinged to the connecting rod 29, the worm wheel 26 is provided with a plurality of groups, and the number of the support 25, the L-shaped transmission rod 28 and the connecting rod 29 is equal to the number of the worm wheel 26 and corresponds to one another number; the fourth pressure sensor is arranged on the extrusion plate 24 and is electrically connected with the first motor 22.

As shown in fig. 5, a second pressure sensor 30 is disposed at the bottom of the fixing ring 11, and the second pressure sensor 30 is electrically connected to the first motor 22.

As shown in fig. 1 and 2, the grid type positioning assembly 5 includes a first threaded rod 31, a second threaded rod 32, a second motor 33, a third motor 34, a first sliding seat 35, a second sliding seat 36, a mounting seat 37, a first moving track 38 and a second moving track 39, the first threaded rod 31 and the second threaded rod 32 are rotatably disposed on the top frame 4, the first threaded rod 31 and the second threaded rod 32 are vertically disposed, the second motor 33 and the third motor 34 are disposed on the top frame 4 and are respectively connected with the first threaded rod 31 and the second threaded rod 32, the first sliding seat 35 is sleeved on the first threaded rod 31 through the threaded hole and is slidably disposed on the top frame 4, the second sliding seat 36 is sleeved on the second threaded rod 32 through the threaded hole and is slidably disposed on the top frame 4, the first moving track 38 and the second moving track 39 are respectively disposed on the first sliding seat 35 and the second sliding seat 36, the first moving track 38 and the second moving track 39 are vertically disposed, the first moving track 38 and the second moving track 39 are both provided with long sliding holes, the mounting seat 37 penetrates through long sliding holes in the first moving rail 38 and the second moving rail 39 in a sliding mode, and the telescopic rod 6 penetrates through the mounting seat 37; the sampling test tube base 2 is provided with a grid type test tube groove, the bottom of the test tube groove is provided with a third pressure sensor 27, and the third pressure sensor 27 is electrically connected with a second motor 33 and a third motor 34.

When the device is used specifically, the bottom end of a needle cylinder which is well blood-taken is inserted into a fixing ring 11, the cylinder body of the needle cylinder is pressed into a half-pack mounting cylinder 7 to be contacted with a fixing bracket 12, a first electromagnet 20 and a second electromagnet 21 are closed through a first pressure sensor 19, a first connecting spring 15 and a second connecting spring 16 which are in a compressed state push a first L-shaped pack clamping piece 13 and a second L-shaped pack clamping piece 14 to be matched with the fixing bracket 12 in a rotating manner to clamp the needle cylinder, then a first motor 22 is started to drive a worm to rotate, an L-shaped transmission rod 28 and a connecting rod 29 are driven to swing downwards through a worm wheel 26 to move an extrusion plate 24 to move downwards to be contacted with a push rod of the needle cylinder, at the moment, a fourth pressure sensor starts to close the first motor 22, then a sampling test tube is placed in a corresponding grid type test tube groove, then a third pressure sensor 27 at a corresponding position is used for starting to position the sampling test tube, a first screw rod 31 and a second screw rod 32 drive a first moving track 38 and a second moving track 39 to move, make the cylinder remove to the position of placing the sampling test tube to it moves down to drive the cylinder through starting 6 extensions of telescopic link, and when the cylinder moved down to a set of sampling test tube, the pressure sensor two 30 of solid fixed ring 11 bottom contacted with sampling test tube apical axis, and control motor one 22 restarts moves down through stripper plate 24 and promotes the cylinder push rod and discharge quantitative blood to the sampling test tube, and then telescopic link 6 contracts and resets, accomplishes the quantitative sampling of next sampling test tube again.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A sampling device for blood component analysis, characterized in that: the device comprises a device base, a sampling test tube seat, a support, a top frame, a grid type positioning assembly, a telescopic rod and a needle cylinder clamp quantitative sampling mechanism, wherein the support is arranged on the device base, the top frame is arranged on the support, the grid type positioning assembly is arranged on the top frame, the sampling test tube seat is arranged on the device base and is positioned below the top frame, the telescopic rod is arranged on the grid type positioning assembly, and the needle cylinder clamp quantitative sampling mechanism is arranged at the bottom end of the telescopic rod and is positioned above the sampling test tube seat; the needle cylinder package presss from both sides quantitative sampling mechanism includes half a package installation section of thick bamboo, sampling ration drive assembly, needle cylinder package and presss from both sides locating component, extension support and solid fixed ring, the bottom of telescopic link is located to half a package installation section of thick bamboo, half a package installation section of thick bamboo middle part is located to needle cylinder package clamp locating component, the top of half a package installation section of thick bamboo is located to sampling ration drive assembly, half a package installation bobbin base portion is located to the extension support, the below that just is located half a package installation section of thick bamboo on the extension support is located to the solid fixed ring.

2. The sampling device for blood component analysis according to claim 1, wherein: the needle cylinder package presss from both sides locating component includes mounting bracket, L type package clamp piece one, L type package clamp piece two, coupling spring one and coupling spring two, mounting bracket locates on half package installation section of thick bamboo inner wall, L type package clamp piece one and L type package clamp piece two middle part turns respectively and rotates and locate on half package installation section of thick bamboo double-phase to the lateral wall and be located mounting bracket's both sides, L type package clamp piece one and L type package clamp piece two are close to mounting bracket's one end and are equipped with installation arch one and installation arch two respectively, mounting arch one and mounting bracket one side are located respectively to coupling spring one both ends, mounting arch two and mounting bracket opposite side are located respectively to coupling spring two both ends.

3. The sampling device for blood component analysis according to claim 2, wherein: the contact side of the fixed bracket and the needle cylinder is provided with an inner groove, a first pressure sensor is arranged in the inner groove, two sides of the fixed bracket are respectively provided with a first electromagnet and a second electromagnet, the first installation bulge and the second installation bulge are ferromagnetic blocks, and the first pressure sensor is electrically connected with the electromagnets.

4. The sampling device for blood component analysis according to claim 1, wherein: sampling ration drive assembly includes motor one, fixed plate, stripper plate, support, worm wheel, worm, L type transfer line and connecting rod, half package installation section of thick bamboo top is located to the fixed plate, motor one is located on the fixed plate, the worm rotates to be located on the fixed plate and is connected with motor one, the support is located on the fixed plate, the worm wheel rotates and locates on the support and mesh with the worm, L type transfer line is located on the worm wheel, the connecting rod articulates the free end of locating L type transfer line, the stripper plate slides and locates in half package installation section of thick bamboo and on the articulated connecting rod of locating, the worm wheel is equipped with the multiunit, the quantity of support, L type transfer line and connecting rod equals and the one-to-one with the quantity of worm wheel.

5. The sampling device for blood component analysis according to claim 4, wherein: and a second pressure sensor is arranged at the bottom of the fixing ring and electrically connected with the first motor.

6. The sampling device for blood component analysis according to claim 1, wherein: the grid type positioning assembly comprises a first threaded rod, a second motor, a third motor, a first sliding seat, a second sliding seat, a mounting seat, a first moving track and a second moving track, the first threaded rod and the second threaded rod are rotatably arranged on the top frame, the first threaded rod and the second threaded rod are vertically arranged, the second motor and the third motor are arranged on the top frame and are respectively connected with the first threaded rod and the second threaded rod, the first sliding seat is sleeved on the first threaded rod through a threaded hole and is slidably arranged on the top frame, the second sliding seat is sleeved on the second threaded rod through a threaded hole and is slidably arranged on the top frame, the first moving track and the second moving track are respectively arranged on the first sliding seat and the second sliding seat, the first moving track and the second moving track are vertically arranged, long sliding holes are respectively arranged on the first moving track and the second moving track, the mounting seat slidably penetrates through the long sliding holes on the first moving track and the second moving track, the telescopic rod penetrates through the mounting seat.

7. The sampling device for blood component analysis according to claim 6, wherein: the sampling test tube base is provided with a grid type test tube groove, the bottom of the test tube groove is provided with a third pressure sensor, and the third pressure sensor is electrically connected with a second motor and the third motor.

8. The sampling device for blood component analysis according to claim 4, wherein: and a fourth pressure sensor is arranged on the extrusion plate and is electrically connected with the first motor.