CN114324937A - Whole blood analysis instrument - Google Patents
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- CN114324937A CN114324937A CN202111661741.0A CN202111661741A CN114324937A CN 114324937 A CN114324937 A CN 114324937A CN 202111661741 A CN202111661741 A CN 202111661741A CN 114324937 A CN114324937 A CN 114324937A
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Abstract
The invention relates to the field of medical analysis equipment, in particular to a whole blood analysis instrument, which comprises a machine shell, a sampling unit, an analysis unit, an unloading unit and a loading unit, wherein the sampling unit comprises a track, a lifter, a placement module and a sampling needle, the sampling needle is sequentially provided with a sampling pipe section, a clamped section and an elastic air bag from bottom to top, the sampling pipe section is communicated with the elastic air bag, the placement module is sequentially provided with a first clamping part and a second clamping part from bottom to top, the unloading unit and the loading unit are both arranged in the machine shell, the unloading unit is provided with an unloading part capable of unloading the sampling needle on the placement module along the horizontal direction, the loading unit is provided with a loading part capable of conveying the sampling needle to the placement module, the placement module sequentially passes through the unloading part and the loading part when moving on the track, the sampling needle can be unloaded and reloaded from the placement module through the unloading unit and the loading unit, the detection efficiency is high, and manual operation is not needed.
Description
Technical Field
The invention relates to the field of medical analysis equipment, in particular to a whole blood analysis instrument.
Background
Whole blood is known as blood, and human blood contains at least 4000 different components, which flow through various organs and tissues in the human body to participate in metabolism, regulation of functions and maintenance of internal and external environmental balance of the human body. When any part of the human body is pathologically changed, a specific biomarker is released into the blood to reflect the physical condition of a detected person within a certain period of time. Medical staff can find some hidden diseases in advance when a tested person does not have any obvious disease sign or only slightly feels uncomfortable through the change of the blood component content. Therefore, the accurate determination of the contents of various components in the blood of a human body is always an indispensable link for disease diagnosis and routine physical examination, and is a main means for a clinician to make a definite diagnosis, understand the disease development of a patient and evaluate the treatment effect.
The whole blood analyzer is an instrument that carries out the analysis to whole blood, various compositions in the analysis blood promptly, send to the whole blood analyzer and analyze after blood is gathered through disposable cavity heparin tube, the whole blood analyzer includes sampling module and analysis module, after sampling module draws the blood sample from the heparin tube, drip the blood sample on the analysis module and analyze, sampling device has the stopper portion that can puncture the heparin tube and can keep in the sampling needle of blood sample, after the analysis at every turn, need change the sampling needle, in order to prevent that different blood samples from mixing and reduce analysis module's analysis precision.
Chinese patent CN200480028139.1 discloses a blood analyzer for whole blood for analyzing blood contained in test tubes, wherein the test tubes are fed and processed in a "tube-by-tube" mode, the analyzer comprising: a stirring device designed to receive a blood tube and stir the blood tube according to a selected stirring pattern; a control device connected to the stirring apparatus for stirring the blood test tube under controlled conditions in compliance with the prescribed parameters; and means for taking a sample of blood from the blood tube that has been previously agitated by the agitation apparatus and transferring the sample of blood to an analysis module.
The sampling needle of this blood analyzer is inconvenient to change.
Disclosure of Invention
In view of the above, there is a need for a whole blood analyzer that addresses the problems of the prior art.
In order to solve the problems of the prior art, the invention adopts the technical scheme that:
a whole blood analyzer comprises a machine shell, a sampling unit and an analysis unit, wherein the sampling unit comprises a track arranged on the machine shell, a lifter arranged on the track and capable of moving to the top of the analysis unit, the lifting part of the lifter faces downwards vertically, the sampling unit also comprises a placement module arranged on the lifting part of the lifter, a sampling needle, the sampling needle is sequentially and coaxially provided with a sampling pipe section, a clamped section and an elastic air bag from bottom to top, the sampling pipe section is communicated with the elastic air bag, the placement module is sequentially provided with a first clamping part and a second clamping part from bottom to top, the first clamping part and the second clamping part can clamp the clamped section and the elastic air bag in a vertical state in a releasable manner respectively, the analysis instrument also comprises an unloading unit and a loading unit, the unloading unit and the loading unit are arranged in the machine shell, the unloading unit is provided with an unloading part capable of unloading the sampling needle on the placement module along the horizontal direction, the loading unit is provided with a loading part which can send the sampling needle to the mounting module, and the mounting module passes through the unloading part and the loading part in sequence when moving on the track.
Preferably, the mounting module comprises a mounting frame, a first clamping plate, a spring, a butting plate, a sliding plate, an electric push rod and a polished rod, the mounting frame is fixedly arranged on a lifting part of the lifter, and an opening of the mounting frame extends along the horizontal direction; a sliding rod extending along the horizontal direction and penetrating through the mounting frame is arranged on one side of each first clamping plate, the two first clamping plates are arranged on the mounting frame in an opposite or back-to-back horizontal sliding mode, a first limiting ring positioned in an opening of the mounting frame is arranged on each first clamping plate, and clamping grooves used for clamping a clamped section along the radial direction are formed in the opposite sides of the two first clamping plates; the spring is sleeved on the sliding rod; the abutting plate is arranged on the sliding rod in an axial sliding mode, the abutting plate is located between the first limiting ring and the first clamping plate, two ends of the spring abut against the opposite sides of the first clamping plate and the abutting plate respectively, and a trigger column extending in the horizontal direction is arranged on one side of the abutting plate; the sliding plate is arranged on the opening side of the mounting frame in a sliding mode along the vertical direction, a groove in sliding fit with the trigger column is formed in the sliding plate in an inclined mode, and when the sliding plate slides along the vertical direction, the two sliding rods slide oppositely or reversely; the electric push rod is arranged on the arranging frame along the vertical direction, and two ends of the electric push rod are fixedly connected with the arranging frame and the sliding plate respectively.
Preferably, the arrangement module further comprises a polished rod, second clamping plates, a bidirectional screw rod and a servo motor, the polished rod is arranged in the arrangement frame along the clamping direction of the first clamping plate, the two second clamping plates are arranged on the polished rod in an opposite or opposite sliding mode, the clamping surfaces of the two second clamping plates are clamped along the axial direction of the polished rod, coaxial nuts are arranged on the two second clamping plates, the second clamping plates are located at the top of the first clamping plates, the bidirectional screw rod and the electric push rod rotate in the same axial direction and are arranged on the arrangement frame, the two nuts are coaxially screwed with two symmetrical threads on the sliding rod, the servo motor is fixedly arranged on the arrangement frame, and an output shaft of the servo motor is coaxially and fixedly connected with the bidirectional screw rod.
Preferably, an avoiding groove for avoiding the sampling needle is arranged on one side of the mounting frame facing the unloading unit and the loading unit.
Preferably, the abutting plate is further provided with a second limiting ring coaxial with the abutting plate, and the second limiting ring is in sliding fit with the outer side of the sliding plate.
Preferably, the clamping groove is V-shaped.
Preferably, the unloading unit comprises a first mechanical claw and a first linear driver, the first linear driver is arranged in the shell along the horizontal direction, the first mechanical claw is fixedly arranged at an execution part of the first mechanical claw, and the first mechanical claw can radially clamp the clamped section along the horizontal direction.
Preferably, the loading unit comprises a support, a second gripper, a second linear driver and a conveying belt, wherein the support is horizontally arranged in the casing, the support is provided with a first sliding groove extending along the horizontal direction, and a second sliding groove communicated with the first sliding groove, the clamped section slides on the first sliding groove and slides out of the second sliding groove, the second linear driver is horizontally arranged at the bottom of the support along the extending mode of the second sliding groove, the second gripper is fixedly arranged at an executing part of the second linear driver, the conveying belt is arranged at the top of the support along the extending direction of the first sliding groove, and limit clamps for clamping the clamped section along the radial direction are equidistantly arranged on the conveying surface of the conveying belt.
Preferably, the outer circumferential surface of the clamped section is provided with a ring groove coaxial therewith.
Preferably, the track is ring rail, and ring rail has the removal portion that can circulate and move, and the riser setting is in removal portion, and test tube, analysis unit, uninstallation unit and loading unit form sampling district, analysis district, uninstallation district and loading district on the casing in proper order, removal portion drives and settles the module and pass through sampling district, analysis district, uninstallation district and loading district in proper order.
Compared with the prior art, the beneficial effect of this application is:
1. the sampling needle can be detached from the mounting module and reloaded through the unloading unit and the loading unit, the detection efficiency is high, manual operation is not needed, and the blood sample is temporarily stored in the sampling needle which is sealed relative to the inside of the analysis instrument, so that the blood sample is not in contact with the analysis instrument, the sanitation is improved, and pollution is prevented;
2. according to the sampling needle, the mounting frame is arranged at the lifting end of the lifter, so that the two first clamping plates clamp the sampling pipe section in the mounting frame through the sliding rod, and the sampling needle is fixed on the mounting module;
3. the polished rod is arranged in the mounting frame, so that the two-way screw rods are arranged on the polished rod in a sliding mode in the opposite direction or in the back direction, the distance between the two second clamping plates can be stably adjusted, the elastic air bag can be conveniently extruded, and the sampling pipe section can absorb and drip blood samples;
4. according to the sampling needle clamping device, the side, facing the unloading unit and the loading unit, of the mounting frame is provided with the avoidance groove for avoiding the sampling needle, so that the sampling needle can be conveyed to the mounting module by the unloading unit along the horizontal direction, and the clamped section can be stably clamped by the first clamping part;
5. according to the sliding plate, the second limiting ring is arranged on the abutting plate, so that the second limiting ring is in sliding fit with the outer side of the sliding plate, the sliding plate can slide between the mounting frame and the second limiting ring, and the triggering column is prevented from being separated from the open groove;
6. the clamping grooves are V-shaped, so that the two clamping grooves move oppositely to clamp the sampling needle, and the sampling needle is tangent to the clamping grooves in pairs to be positioned;
7. according to the sampling needle mounting device, the first linear driver is started, the execution part of the first linear driver can move along the horizontal direction, so that the first mechanical claw can clamp the clamped section along the horizontal direction, and when the clamped section is loosened by the first clamping part, the first linear driver resets, so that the sampling needle can be detached from the mounting module;
8. according to the sampling needle positioning device, a plurality of sampling needles are sequentially arranged on a first sliding groove at equal intervals, a limiting clamp on a conveying surface of a second linear driver can be clamped with a clamped section to enable the clamped section to move at equal intervals, the second linear driver is started, a second mechanical claw can clamp the sampling needles at the joint, the sampling needles are sent out from the second sliding groove along the horizontal direction, and the sampling needles are sent into a placement module;
9. the annular groove coaxial with the clamped section is formed in the outer circumferential surface of the clamped section, so that the first clamping part of the mounting module can stably clamp the clamped section and is not easy to fall off;
10. this application makes its removal portion can drive to settle the module and pass through sampling district, analysis district, uninstallation district and loading district in proper order through making the riser be ring rail, settles the sampling needle on the module and can sample in proper order, drip appearance, uninstallation and change to this improves analysis efficiency.
Drawings
FIG. 1 is a perspective view of an analytical instrument according to the present application;
FIG. 2 is a top view of the analytical instrument of the present application;
FIG. 3 is a perspective sectional view at section A-A of FIG. 2;
FIG. 4 is a perspective view of the internal structure of an analytical instrument of the present application from a first perspective;
FIG. 5 is a perspective view of the internal structure of an analytical instrument of the present application from a second perspective;
FIG. 6 is a perspective view of a placement module and sampling needle of the present application from a first perspective;
FIG. 7 is a perspective view of a placement module and sampling needle of the present application from a second perspective;
FIG. 8 is a perspective view of the placement module and the unloading unit of the present application;
FIG. 9 is a top view of a placement module and loading unit of the present application;
fig. 10 is a perspective view of a sampling needle of the present application.
The reference numbers in the figures are:
1-a machine shell; 2-a track; 3-a lifter; 4-arranging a module; 4 a-a placement frame; 4a 1-avoidance slot; 4 b-a first clamping plate; 4b 1-sliding bar; 4b 3-first stop collar; 4b 2-card slot; 4 c-a spring; 4 d-an abutment plate; 4d 1-trigger bar; 4d 2-second stop collar; 4 e-a slide plate; 4e 1-notched; 4 f-electric push rod; 4 g-polished rod; 4 h-a second clamping plate; 4h 1-nut; 4 i-a bidirectional screw rod; 4 j-servo motor; 5 a-a sampling tube section; 5 b-a clamped section; 5b 1-Ring groove; 5 c-an elastic balloon; 6-an analysis unit; 7-an unloading unit; 7 a-a first gripper; 7 b-a first linear driver; 8-a loading unit; 8 a-a scaffold; 8a1 — first runner; 8a 2-second runner; 8 b-a second gripper; 8 c-a second linear drive; 8 d-a conveyor belt; 8d 1-stop clip.
Detailed Description
For further understanding of the features and technical means of the present invention, as well as the specific objects and functions attained by the present invention, the present invention will be described in further detail with reference to the accompanying drawings and detailed description.
As shown in fig. 1-10, the present application provides:
a whole blood analysis instrument comprises a machine shell 1, a sampling unit and an analysis unit 6, wherein the sampling unit comprises a track 2 arranged on the machine shell 1, and a lifter 3 which is arranged on the track 2 and can move to the top of the analysis unit 6, the lifting part of the lifter 3 faces downwards vertically, the sampling unit also comprises a placement module 4 arranged on the lifting part of the lifter 3, and a sampling needle, the sampling needle is sequentially and coaxially provided with a sampling pipe section 5a, a clamped section 5b and an elastic air bag 5c from bottom to top, the sampling pipe section 5a is communicated with the elastic air bag 5c, the placement module 4 is sequentially provided with a first clamping part and a second clamping part from bottom to top, the first clamping part and the second clamping part respectively clamp the clamped section 5b and the elastic air bag 5c in a vertical state in a releasable manner, the analysis instrument also comprises an unloading unit 7 and a loading unit 8, the unloading unit 7 and the loading unit 8 are both arranged in the machine shell 1, the unloading unit 7 has an unloading portion for unloading the sampling needles on the placement module 4 in a horizontal direction, and the loading unit 8 has a loading portion for feeding the sampling needles to the placement module 4, and the placement module 4 passes through the unloading portion and the loading portion in order while moving on the rail 2.
Based on above-mentioned embodiment, the technical problem that this application wants to solve is that the sampling needle of current whole blood analysis instrument changes loaded down with trivial details, and easily pollutes inside the instrument when sampling needle gathers the blood sample in the test tube. For this reason, this application can unload and reload the sampling needle from settling module 4 through uninstallation unit 7 and loading unit 8, and detection efficiency is high, need not manual operation, and exists the blood sample temporarily in the inside of the relative inside confined sampling needle of analytical instrument for blood sample and analytical instrument contactless, thereby improve the health, prevent to take place the pollution.
As shown in fig. 10, the elastic air bag 5c is deformed and contracted by the external force holding action, and when the external force holding action is removed, the elastic air bag 5c is restored to be deformed by its own elasticity;
as shown in fig. 3, 4 and 5, specifically, a test tube containing a blood sample is placed in the sampling area of the housing 1, the mounting module 4 and the lifter 3 move on the rail 2, so that the sampling needle on the mounting module 4 is coaxial with the test tube, at this time, the first clamping portion clamps the clamped section 5b so that the sampling needle is fixed on the mounting module 4, and the second clamping portion clamps the elastic air bag 5c so that the elastic air bag 5c deforms and contracts;
the lifter 3 is started, the lifting portion of the lifter 3 descends along the vertical direction to arrange the module 4 and the sampling needle, the sampling needle extends into the test tube, the sampling tube section 5a is inserted into the blood sample, then the elastic air bag 5c is loosened by the second clamping portion, the elastic air bag 5c is elastic and restores to deform, the sampling tube section 5a is communicated with the elastic air bag 5c, the pressure in the elastic air bag 5c is smaller than the external pressure, the sampling tube section 5a generates negative pressure, and the sampling tube section 5a can absorb a certain amount of blood sample;
after the blood sample of the sampling needle is collected, the lifter 3 resets to enable the sampling tube section 5a to withdraw from the test tube, the lifter 3 and the mounting module 4 slide on the track 2 to enable the sampling needle to move to the top of the analysis unit 6, the top of the analysis unit 6 is provided with a detection part for detecting blood components, and the analysis unit 6 is the prior art and is not introduced herein;
the sampling tube section 5a is positioned right above the detection part of the analysis unit 6, the second clamping part is driven to clamp the elastic air bag 5c again, so that the internal pressure of the elastic air bag 5c is greater than the external pressure, the blood sample temporarily stored in the sampling tube section 5a is dropped on the detection part of the analysis unit 6, and the blood is analyzed by the analysis unit 6;
the placing module 4 passes through the unloading part and the loading part in sequence when moving on the track 2, so that the unloading unit 7 and the loading unit 8 are started in sequence, the sampling needle released by the first clamping part is taken out from the placing module 4 by the unloading unit 7, and a new sampling needle is sent to the placing module 4 by the loading unit 8 to be clamped and fixed by the first clamping part.
As shown in fig. 6 and 7, 2 further:
the mounting module 4 comprises a mounting frame 4a, a first clamping plate 4b, a spring 4c, an abutting plate 4d, a sliding plate 4e, an electric push rod 4f and a polished rod 4g,
the setting frame 4a is fixedly arranged on the lifting part of the lifter 3, and the opening of the setting frame 4a extends along the horizontal direction;
a sliding rod 4b1 extending along the horizontal direction and penetrating through the mounting frame 4a is arranged on one side of the first clamping plate 4b, the two first clamping plates 4b are arranged on the mounting frame 4a in a horizontal sliding manner in an opposite or back-to-back manner, a first limiting ring 4b3 positioned in an opening of the mounting frame 4a is arranged on the first clamping plate 4b, and clamping grooves 4b2 used for clamping the clamped section 5b along the radial direction are arranged on the opposite sides of the two first clamping plates 4 b;
the spring 4c is sleeved on the sliding rod 4b 1;
the abutting plate 4d is arranged on the sliding rod 4b1 in an axial sliding mode, the abutting plate 4d is located between the first limiting ring 4b3 and the first clamping plate 4b, two ends of the spring 4c abut against the opposite sides of the first clamping plate 4b and the abutting plate 4d respectively, and a trigger post 4d1 extending in the horizontal direction is arranged on one side of the abutting plate 4 d;
the sliding plate 4e is arranged on the opening side of the mounting frame 4a in a sliding mode along the vertical direction, a slot 4e1 in sliding fit with the trigger column 4d1 is arranged on the sliding plate 4e in an inclined mode, and when the sliding plate 4e slides along the vertical direction, the two sliding rods 4b1 slide towards or away from each other;
the electric push rod 4f is arranged on the mounting frame 4a along the vertical direction, and two ends of the electric push rod 4f are respectively fixedly connected with the mounting frame 4a and the sliding plate 4 e.
Based on the above-described embodiments, the technical problem that the present application intends to solve is how to stably clamp the clamped section 5b by the first clamping portion of the placement module 4. For this purpose, the present application fixes the sampling needle to the placement module 4 by disposing the placement frame 4a at the elevation end of the elevator 3 such that the two first holding plates 4b hold the sampling tube section 5a in the placement frame 4a toward each other by the slide bar 4b 1;
specifically, the unloaded unit 7 in blood collection is horizontally conveyed between the two first clamping plates 4b, the electric push rod 4f is started to increase the distance between the two ends of the electric push rod 4f, so that the sliding plate 4e slides on one side of the mounting frame 4a, and the two sliding plates 4e can move towards each other due to the sliding fit of the triggering post 4d1 and the slot 4e1 and the inclined arrangement of the slot 4e1, so that the spring 4c is pressed against the axial direction of the sliding rod 4b1, and the two clamping grooves 4b2 are elastically clamped with the clamped section 5b along the radial direction, so that the sampling needle is fixed in the mounting frame 4a in a releasable manner;
when the executing part of the electric push rod 4f is reset, the sliding plate 4e is reset, so that the slot 4e1 drives the trigger column 4d1 and the abutting plate 4d to abut against one end of the first spacing ring 4b3, and the two first clamping plates 4b can be driven to separate to release the sampling needle.
As shown in fig. 6 and 7, further:
the mounting module 4 further comprises a polish rod 4g, second clamping plates 4h, a bidirectional screw rod 4i and a servo motor 4j, the polish rod 4g is arranged in the mounting frame 4a along the clamping direction of the first clamping plate 4b, the two second clamping plates 4h are arranged on the polish rod 4g in a sliding mode in the opposite direction or in the opposite direction, the clamping surfaces of the two second clamping plates 4h clamp 5a3 along the axial direction of the polish rod 4g, coaxial nuts 4h1 are arranged on the two second clamping plates 4h, the second clamping plates 4h are located at the top of the first clamping plate 4b, the bidirectional screw rod 4i and an electric push rod 4f are arranged on the mounting frame 4a in a rotating mode in the same axial direction, the two nuts 4h1 are screwed with two symmetrical threads on the sliding rod 4b1 in the coaxial mode, the servo motor 4j is fixedly arranged on the mounting frame 4a, and the output shaft of the servo motor is fixedly connected with the bidirectional screw rod 4i in the coaxial mode.
Based on the above-described embodiment, the technical problem that the present application intends to solve is how the second clamping portion of the placement module 4 clamps the elastic airbag 5 c. For this reason, this application is through setting up polished rod 4g in settling frame 4a for two-way lead screw 4i slide in opposite directions or dorsad and set up on polished rod 4g, when starting servo motor 4j, its output shaft drives two-way lead screw 4i and is settling frame 4a internal rotation, and two-way lead screw 4i connects with the coaxial screw of nut 4h1 on two second grip blocks 4h, and then can stably adjust the distance between two second grip blocks 4h, thereby be convenient for form the extrusion force to elastic air bag 5c, make sampling tube section 5a can absorb and drip blood sample.
Further:
as shown in fig. 6 and 7, the side of the placement frame 4a facing the unloading unit 7 and the loading unit 8 is provided with an escape groove 4a1 for escaping the sampling needle.
Based on the above embodiments, the technical problem that the present application intends to solve is how to avoid the sampling tube segment 5a by the mounting frame 4a, so that the sampling needle can be fixed in the mounting frame 4a in the vertical direction. For this reason, the present application enables the sampling needle to be fed onto the placement module 4 in the horizontal direction by the unloading unit 7 by providing the placement frame 4a with the escape groove 4a1 for escaping the sampling needle on the side toward the unloading unit 7 and the loading unit 8, and enables the sampling tube section 5a to pass through the escape groove 4a1, so that the first clamping portion can stably clamp the clamped section 5 b.
As shown in fig. 6 and 7, further:
the abutting plate 4d is further provided with a second limiting ring 4d2 coaxial with the abutting plate, and the second limiting ring 4d2 is in sliding fit with the outer side of the sliding plate 4 e.
Based on the above-mentioned embodiments, the technical problem that the present application intends to solve is that the slot 4e1 is easily separated from the triggering post 4d1 in the axial direction of the triggering post 4d 1. For this reason, this application makes second spacing collar 4d2 and the outside sliding fit of sliding plate 4e through set up second spacing collar 4d2 on butt plate 4d, thereby makes sliding plate 4e can slide between arrangement frame 4a and second spacing collar 4d2, in order to prevent to trigger post 4d1 and fluting 4e1 separation, thereby ensures that the centre gripping process is more stable.
As shown in fig. 8, further:
the card slot 4b2 is V-shaped.
Based on the above embodiments, the technical problem that the present application intends to solve is how to accurately clamp the sampling needle by the card slot 4b 2. For this reason, this application makes draw-in groove 4b2 be the V-arrangement for two draw-in grooves 4b2 move in opposite directions thereby centre gripping sampling needle, make two liang of sampling needle and draw-in groove 4b2 tangent, with this location.
As shown in fig. 8, further:
the unloading unit 7 comprises a first mechanical claw 7a and a first linear driver 7b, wherein the first linear driver 7b is arranged in the machine shell 1 along the horizontal direction, the first mechanical claw 7a is fixedly arranged at an execution part of the first mechanical claw 7a, and the first mechanical claw 7a can radially clamp the clamped section 5b along the horizontal direction.
Based on the above embodiments, the technical problem that the present application intends to solve is how to unload the unloading unit 7 to unload the sampling needle on the placement module 4. For this purpose, the first linear driver 7b is activated to enable the actuating part to move in the horizontal direction, so that the first mechanical claw 7a can clamp the clamped section 5b in the horizontal direction, and after the first clamping part releases the clamped section 5b, the first linear driver 7b is reset, so that the sampling needle can be detached from the mounting module 4.
As shown in fig. 9, further:
the loading unit 8 comprises a bracket 8a, a second mechanical claw 8b, a second linear driver 8c and a conveying belt 8d, wherein the bracket 8a is horizontally arranged in the machine shell 1, the bracket 8a is provided with a first sliding groove 8a1 extending along the horizontal direction and a second sliding groove 8a2 communicated with the first sliding groove 8a1, the clamped section 5b slides on the first sliding groove 8a1 and slides out of the second sliding groove 8a2, the second linear driver 8c is horizontally arranged at the bottom of the bracket 8a along the extending mode of the second sliding groove 8a2, the second mechanical claw 8b is fixedly arranged at an executing part of the second linear driver 8c, the conveying belt 8d is arranged at the top of the bracket 8a along the extending direction of the first sliding groove 8a1, and the conveying surface of the conveying belt 8d is provided with a limit clamp 8d1 radially clamping the clamped section 5b at equal intervals.
Based on the above-described embodiments, the technical problem that the present application intends to solve is how the loading unit 8 loads a new sampling needle onto the placement module 4. For this purpose, the plurality of sampling needles are sequentially arranged on the first sliding chute 8a1 at equal intervals, so that the limiting clamp 8d1 on the conveying surface of the second linear driver 8c can be clamped with the clamped section 5b to enable the clamping section to move at equal intervals, when the sampling needles move to the joint of the first sliding chute 8a1 and the second sliding chute 8a2, the second linear driver 8c is started, so that the second mechanical claw 8b can clamp the sampling needles at the joint and send the sampling needles out of the second sliding chute 8a2 along the horizontal direction, the sampling needles are sent into the setting module 4, so that the first clamping part can clamp the clamped section 5b, and the sampling needles are fixed in the setting module 4; the supports 8a are used for arranging sampling needles at equal intervals.
As shown in fig. 10, further:
the outer circumferential surface of the clamped segment 5b is provided with a ring groove 5b1 coaxial therewith.
Based on the above-described embodiment, the technical problem that the present application intends to solve is how to stably clamp the clamped section 5b in the radial direction by the first clamping portion of the placement module 4. For this reason, the present application enables the first clamping portion of the placement module 4 to stably clamp the clamped section 5b without falling off easily by providing the annular groove 5b1 coaxial with the clamped section 5b on the outer circumferential surface thereof.
As shown in fig. 4, further:
Based on the above embodiments, the technical problem that the present application intends to solve is how to sample, drip, unload and replace the sampling needle in sequence. For this reason, this application makes its removal portion can drive to settle module 4 and pass through sampling district, analysis district, uninstallation district and loading district in proper order through making riser 3 be ring rail, settles sampling needle on the module 4 and can sample in proper order, drip appearance, uninstallation and change to this improves analysis efficiency.
The above examples, which are intended to represent only one or more embodiments of the present invention, are described in greater detail and with greater particularity, and are not to be construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. A whole blood analysis instrument comprises a machine shell (1), a sampling unit and an analysis unit (6), wherein the sampling unit comprises a track (2) arranged on the machine shell (1) and a lifter (3) which is arranged on the track (2) and can move to the top of the analysis unit (6), the lifting part of the lifter (3) faces downwards vertically, the sampling unit also comprises a placement module (4) arranged at the lifting part of the lifter (3) and a sampling needle, and is characterized in that the sampling needle is coaxially provided with a sampling pipe section (5a), a clamped section (5b) and an elastic air bag (5c) from bottom to top in sequence, the sampling pipe section (5a) is communicated with the elastic air bag (5c), the placement module (4) is sequentially provided with a first clamping part and a second clamping part from bottom to top, the first clamping part and the second clamping part respectively clamp the clamped section (5b) and the elastic air bag (5c) which are in a vertical state in a releasable mode, the analysis instrument further comprises an unloading unit (7) and a loading unit (8), wherein the unloading unit (7) and the loading unit (8) are arranged in the machine shell (1), the unloading unit (7) is provided with an unloading part capable of unloading the sampling needle on the arranging module (4) along the horizontal direction, the loading unit (8) is provided with a loading part capable of conveying the sampling needle to the arranging module (4), and the arranging module (4) sequentially passes through the unloading part and the loading part when moving on the track (2).
2. Whole blood analysis instrument according to claim 1, characterized in that the mounting block (4) comprises a mounting frame (4a), a first clamping plate (4b), a spring (4c), an abutment plate (4d), a sliding plate (4e), an electric push rod (4f) and a polish rod (4g),
the mounting frame (4a) is fixedly arranged on a lifting part of the lifter (3), and an opening of the mounting frame (4a) extends along the horizontal direction;
a sliding rod (4b1) extending along the horizontal direction and penetrating through the placement frame (4a) is arranged on one side of each first clamping plate (4b), the two first clamping plates (4b) are arranged on the placement frame (4a) in an opposite or back-to-back horizontal sliding mode, a first limiting ring (4b3) located in an opening of the placement frame (4a) is arranged on each first clamping plate (4b), and clamping grooves (4b2) used for clamping clamped sections (5b) in the radial direction are formed in the opposite sides of the two first clamping plates (4 b);
the spring (4c) is sleeved on the sliding rod (4b 1);
the abutting plate (4d) is arranged on the sliding rod (4b1) in an axial sliding mode, the abutting plate (4d) is located between the first limiting ring (4b3) and the first clamping plate (4b), two ends of the spring (4c) abut against the opposite sides of the first clamping plate (4b) and the abutting plate (4d) respectively, and a trigger column (4d1) extending in the horizontal direction is arranged on one side of the abutting plate (4 d);
the sliding plate (4e) is arranged on the opening side of the mounting frame (4a) in a sliding mode along the vertical direction, a slot (4e1) in sliding fit with the trigger column (4d1) is formed in the sliding plate (4e) in an inclined mode, and when the sliding plate (4e) slides along the vertical direction, the two sliding rods (4b1) slide oppositely or reversely;
the electric push rod (4f) is arranged on the arranging frame (4a) along the vertical direction, and two ends of the electric push rod (4f) are fixedly connected with the arranging frame (4a) and the sliding plate (4e) respectively.
3. A whole blood analysis apparatus according to claim 2, wherein the mounting module (4) further comprises a polish rod (4g), a second clamping plate (4h), a bidirectional screw (4i) and a servo motor (4j), the polish rod (4g) is disposed in the mounting frame (4a) along the clamping direction of the first clamping plate (4b), the two second clamping plates (4h) are slidably disposed on the polish rod (4g) in opposite directions or in opposite directions, the clamping surfaces of the two second clamping plates (4h) clamp 5a3 along the axial direction of the polish rod (4g), the two second clamping plates (4h) are disposed with a coaxial nut (4h1), the second clamping plate (4h) is disposed on the top of the first clamping plate (4b), the bidirectional screw (4i) is disposed on the mounting frame (4a) along the axial direction of the electric push rod (4f), the two nuts (4h1) are coaxially screwed with two symmetrical threads of the slide rod (4b1), the servo motor (4j) is fixedly arranged on the mounting frame (4a), and the output shaft of the servo motor is coaxially and fixedly connected with the bidirectional screw rod (4 i).
4. A whole blood analysis apparatus according to claim 2, wherein a side of the mounting frame (4a) facing the unloading unit (7) and the loading unit (8) is provided with an escape groove (4a1) for escaping the sampling needle.
5. A whole blood analysis apparatus according to claim 2, wherein the abutment plate (4d) is further provided with a second stop collar (4d2) coaxial therewith, the second stop collar (4d2) being slidably engaged with the outer side of the slide plate (4 e).
6. A whole blood analysis apparatus according to claim 2, wherein the card slot (4b2) is V-shaped.
7. Whole blood analysis apparatus according to claim 1, wherein the unloading unit (7) comprises a first gripper (7a) and a first linear actuator (7b), the first linear actuator (7b) being arranged in the housing (1) in a horizontal direction, the first gripper (7a) being fixedly arranged at an actuator portion of the first gripper (7a), the first gripper (7a) being capable of radially gripping the gripped section (5b) in the horizontal direction.
8. Whole blood analysis apparatus according to claim 7, wherein the loading unit (8) comprises a rack (8a), a second gripper (8b), a second linear actuator (8c) and a conveyor belt (8d), the rack (8a) being horizontally arranged within the housing (1), the rack (8a) being provided with a first slide slot (8a1) extending in the horizontal direction and a second slide slot (8a2) communicating with the first slide slot (8a1), the clamped section (5b) being slidable on the first slide slot (8a1) and slidable from the second slide slot (8a2), the second linear actuator (8c) being horizontally arranged at the bottom of the rack (8a) in the extension of the second slide slot (8a2), the second gripper (8b) being fixedly arranged at the implement portion of the second linear actuator (8c), the conveyor belt (8d) being arranged at the top of the rack (8a) in the extension of the first slide slot (8a1), and the conveying surface of the conveying belt (8d) is provided with limit clamps (8d1) which are radially clamped with the clamped section (5b) at equal intervals.
9. A whole blood analysis apparatus according to claim 1, wherein the outer circumferential surface of the held section (5b) is provided with a ring groove (5b1) coaxial therewith.
10. Whole blood analysis apparatus according to claim 1, wherein the rail (2) is a circular rail having a moving portion capable of moving circularly, the elevator (3) is provided on the moving portion, the test tube, the analysis unit (6), the unloading unit (7) and the loading unit (8) form a sampling area, an analysis area, an unloading area and a loading area in the casing (1) in sequence, and the moving portion drives the placement module (4) to pass through the sampling area, the analysis area, the unloading area and the loading area in sequence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111661741.0A CN114324937A (en) | 2021-12-31 | 2021-12-31 | Whole blood analysis instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111661741.0A CN114324937A (en) | 2021-12-31 | 2021-12-31 | Whole blood analysis instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114324937A true CN114324937A (en) | 2022-04-12 |
Family
ID=81020422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111661741.0A Withdrawn CN114324937A (en) | 2021-12-31 | 2021-12-31 | Whole blood analysis instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114324937A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115524506A (en) * | 2022-05-25 | 2022-12-27 | 刘兆华 | Virus antigen detection device and using method thereof |
-
2021
- 2021-12-31 CN CN202111661741.0A patent/CN114324937A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115524506A (en) * | 2022-05-25 | 2022-12-27 | 刘兆华 | Virus antigen detection device and using method thereof |
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Application publication date: 20220412 |