CN210982482U - Automatic mixing device of blood sample and blood cell analytical equipment - Google Patents
Automatic mixing device of blood sample and blood cell analytical equipment Download PDFInfo
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- CN210982482U CN210982482U CN201920555268.XU CN201920555268U CN210982482U CN 210982482 U CN210982482 U CN 210982482U CN 201920555268 U CN201920555268 U CN 201920555268U CN 210982482 U CN210982482 U CN 210982482U
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F31/00—Mixers with shaking, oscillating, or vibrating mechanisms
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/38—Diluting, dispersing or mixing samples
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/02—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor using a plurality of sample containers moved by a conveyor system past one or more treatment or analysis stations
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N2035/00465—Separating and mixing arrangements
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Abstract
The utility model discloses an automatic mixing device of blood sample and blood cell analytical equipment, the automatic mixing device of blood sample includes first support, second support, flexible module, first drive unit and eccentric block, the second support passes through flexible module connects to be fixed first support top, first drive unit sets up on the second support, it is fixed on the first drive unit output shaft the eccentric block, the eccentric block is in under the first drive unit drive, carry out the rotation around first drive unit axle, drive the second support for first support carries out rotation swing and vibration, and then drives the support and is fixed in the test tube of second support carries out rotation swing and vibration in step. The utility model discloses automatic mixing device of blood sample and blood cell analytical equipment can carry out abundant mixing to the trace sample is automatic, need not manual processing, uses manpower sparingly and time cost, improves the work efficiency of trace sample mixing.
Description
Technical Field
The utility model belongs to the technical field of hematology analysis, more specifically say, the utility model relates to an automatic mixing device of blood sample and hematology analysis equipment.
Background
At present, two blood sampling modes are available for routine blood detection: venous blood collection and peripheral blood collection. Wherein, the venous blood has large blood sampling amount, is in milliliter (ml) level, and is suitable for patients who take blood conveniently, such as adults and the like; the peripheral blood has small blood collection amount of 100 microliters (ul), and is suitable for children and other patients who have inconvenience in blood collection. Since the amount of peripheral blood samples is too small relative to the amount of venous blood samples, the two are not of the same order of magnitude. However, the current blood cell analyzer with a mechanical automatic blending device is mainly used for realizing the blending of samples in a test tube by simulating an artificial test tube to turn back and forth to reverse the blending method or swinging and rotating, namely swinging around a central axis of the test tube or a vertical line at a certain point on an extension line of the test tube, but the mechanical automatic blending method is only suitable for blending of venous blood samples, cannot meet the requirement of routine blood detection on blending of trace peripheral blood samples in the test tube, and is not suitable for blending of peripheral blood samples in the test tube. When analyzing and detecting a peripheral blood sample, the peripheral blood test tube is mostly shaken manually to mix uniformly, the working efficiency is low, and the sample mixing operation is inconvenient.
Therefore, there is a need for an automatic mixing device suitable for mixing a small amount of blood sample.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving the problem that above-mentioned prior art exists to a certain extent, provide an automatic mixing device of blood sample and method to in to carry out abundant mixing to the trace blood sample is automatic, need not manual handling, use manpower sparingly and time cost improve the work efficiency of trace blood sample mixing.
Therefore, the embodiment of the utility model provides an automatic mixing device of blood sample, the automatic mixing device of blood sample includes first support, second support, flexible module, first drive unit and eccentric block, the second support passes through flexible module connects to be fixed first support top, first drive unit sets up on the second support, it is fixed on the first drive unit output shaft the eccentric block, the eccentric block is in under the first drive unit drive, rotate around first drive unit axle execution, drive the second support for first support carries out rotation swing and vibration, and then drives the support and is fixed in the test tube of second support carries out rotation swing and vibration in step.
In one embodiment, the automatic blending device for the blood samples further comprises a third support and a test tube bin, the first support and the third support are connected through a support rod, and the test tube bin is arranged on the third support.
In one embodiment, a test tube tray is arranged on the second support, and the test tube tray is provided with a concave curved surface which is used for abutting against the bottom of a test tube so as to accommodate the test tube in the test tube bin.
In one embodiment, the second bracket is provided with a first hollow groove, and a part of the support rod is arranged in the first hollow groove in a penetrating mode.
In one embodiment, a second hollow groove is formed in the second bracket, and the flexible module is a flexible column, and a part of the flexible column is located in the second hollow groove.
In one embodiment, a third hollow groove is formed in the side edge part of the second bracket, and the third hollow groove is of a circular arc structure with one side open; the number of the supporting rods is two, one supporting rod is partially arranged in the first hollow groove, and the other supporting rod is partially arranged in the third hollow groove.
In one embodiment, the test tube bin comprises a hollow shaft sleeve, the hollow shaft sleeve is arranged at the top of the third support, a through hole is formed in the third support corresponding to the hollow shaft sleeve, and the hollow shaft sleeve and the through hole are used for accommodating a test tube to restrict the movable position of the test tube.
In one embodiment, the flexible post is made of a rubber or silicone material, or is a spring.
In one embodiment, the side of the second bracket is provided with a concave platform on which the second hollow groove is arranged, the flexible column comprises an upper column head and a column body, the upper column head is arranged on the surface of the concave platform, the column body is arranged in the second hollow groove, the cross section of the upper column head is of a circular structure, the column body is of a cylindrical structure, and the diameter of the cross section of the circular structure of the upper column head is larger than that of the cylindrical structure of the column body.
In one embodiment, the flexible column comprises a lower column head, a connector is arranged below the lower column head, a connecting hole is formed in the first support, and the connector is arranged in the connecting hole in a penetrating mode to fix the flexible column on the first support.
Compared with the prior art, implement the utility model discloses blood sample automatic mixing device has following beneficial effect: under the drive of the first drive unit, the eccentric block fixed on the output shaft end of the first drive unit rotates around the shaft of the first drive unit, and the vibration module fixed with the first drive unit is connected and fixed above the first bracket through the flexible module, and the rotating shaft hole of the eccentric block is not positioned on the gravity center of the eccentric block, so that the vibration module is driven to swing and vibrate in a rotary manner when the eccentric block rotates; just the utility model provides an automatic mixing device of blood sample structure is comparatively simple compact, is favorable to the instrument miniaturization.
As the same inventive concept, according to a second aspect, the embodiment of the present invention further provides a blood cell analysis apparatus, which includes the aforementioned automatic blood sample blending device, the blood cell analysis apparatus further includes an automatic feeding device, the automatic feeding device includes a base and a transmission assembly, a second driving unit is fixed on the base, the transmission assembly is movably disposed on the base, the transmission assembly is connected to the first bracket, the second driving unit drives the transmission assembly to move relative to the base, and the transmission assembly drives the first bracket to move so as to move the test tube bin to a preparation position for receiving a blood sample collection test tube.
In one embodiment, the transmission assembly comprises a sliding block, a sliding guide rail, a fixed block, a movable push plate and a sliding screw rod nut mechanism, wherein the sliding guide rail is fixed on the base, and the sliding block is arranged in the sliding guide rail; the sliding screw rod nut mechanism is respectively connected with the second driving unit and the movable push plate; the fixed block is respectively connected with the first bracket and the sliding block; the moving push plate pushes the fixed block and the sliding block to move under the action of the sliding screw rod nut mechanism, and the sliding block moves along the sliding guide rail to guide the moving direction of the fixed block.
In one embodiment, a shielding optocoupler blocking piece is fixed on the movable push plate, a detection optocoupler is arranged on the base, and the detection optocoupler and the shielding optocoupler blocking piece are matched to detect the moving position of the movable push plate.
In one embodiment, the blood cell analyzer further includes a test tube clamping jaw for performing a lowering operation with the gripped microtip blood collection test tube, the lowering operation being performed by the test tube bottom touching or approaching a rubber test tube holder having a concave curved surface fixed to the second horizontal holder, and then the test tube clamping jaw performing a horizontal feeding movement toward a direction away from the test tube holder to a horizontal ready position, so that the test tube clamping jaw is completely separated from the gripped test tube.
Compared with the prior art, implement the utility model discloses a blood cell analysis equipment has following beneficial effect:
the utility model discloses a blood cell analytical equipment, it includes automatic feeding device and the automatic mixing device of blood specimen. Firstly, the automatic feeding device comprises a base and a transmission component, the second driving unit drives the transmission component to move, the first bracket is driven to move by the movement of the transmission component, and the test tube bin is arranged on the third bracket, so that the test tube bin can be moved to a preparation position for receiving a blood sample collection test tube, and the automatic feeding of the blood sample collection tube is realized. Secondly, under the drive of first drive unit, the eccentric block of fixing on the first drive unit output shaft end is rotated around the execution of first drive unit axle, because the vibration module of fixed first drive unit passes through the flexible module connection and fixes in first support top to and eccentric block rotation axis hole is not on its focus, so drive when eccentric block rotates vibration module rotation swing and vibration, owing to be equipped with the blood sample collection test tube setting of treating the mixing sample on the test tube tray of first support, vibration module's swing and vibration can drive the test tube on the test tube tray and do the rotation swing and vibration, with the purpose of realizing automatic mixing sample, need not artifical the processing, use manpower sparingly and time cost, improve the work efficiency of trace blood sample mixing.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural view of an automatic blood sample mixing device according to an embodiment of the present invention;
fig. 2 is the embodiment of the utility model provides a test tube storehouse moves to the schematic diagram of the ready position of receiving the test tube of waiting to mix.
In the figure, a first support 1, a second support 2, a third support 3, an eccentric block 4, a shock absorption column 5, a first motor 6, a test tube tray 7, a first hollow groove 8, a second hollow groove 9, a test tube bin 10, a support rod 11, a concave table 12, an upper column head 13, a column body 14, a third hollow groove 15, a test tube 16, a base 17, a second motor 18, a sliding block 19, a sliding guide rail 20, a fixed block 21, a movable push plate 22, a sliding screw rod nut mechanism 23, a shielding optical coupler blocking sheet 24, a detection optical coupler 25 and a test tube clamping jaw 26.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments of the present invention, all other embodiments obtained by the skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, an embodiment of the present invention provides an automatic blending device for blood samples, which can be used for blending micro blood samples, such as peripheral blood samples. Specifically, automatic mixing device of blood sample includes body and vibration module, be equipped with the test tube storehouse on the body, the vibration module includes first drive unit, eccentric block and test tube support module, first drive unit, eccentric block and test tube support module connect gradually, the test tube support module is used for supporting the bottom of holding the blood sample collection test tube so that the blood sample collection test tube holds in the test tube storehouse, a drive unit drive eccentric block rotates the drive the test tube support module with swing motion is done to the bottom of blood sample collection test tube to the blood sample in the mixing blood sample collection test tube. According to the above description, and the record of fig. 1, can know eccentric block, body, vibration module with hold in the linkage of blood sample collection test tube in the test tube storehouse, eccentric block carries out eccentric motion under being driven by first drive unit, can drive the bottom motion of the blood sample collection test tube in the test tube storehouse, and the upper portion of blood sample collection test tube is located the test tube storehouse, can move in the test tube storehouse to this realizes the automatic mixing of sample in the test tube.
The embodiment of the utility model provides an automatic mixing device of blood sample, under the drive of first drive unit, fixed eccentric block is rotated around the execution of first drive unit axle on the first drive unit output shaft, because the vibration module of fixed first drive unit is connected and is fixed in the body top to and eccentric block rotation axis hole is not on its focus, so drive when eccentric block rotates vibration module rotation swing and vibration, owing to be equipped with the blood sample collection test tube setting of treating the mixing sample on the test tube tray of body, vibration module's swing and vibration can drive the test tube on the test tube tray and do the rotation swing and vibration to realize the purpose of automatic mixing sample, need not artifical the processing, use manpower sparingly and time cost improve the work efficiency of trace blood sample mixing.
Further, in a certain embodiment, the vibration module further includes a flexible module, one end of the flexible module is disposed on the test tube supporting module, and the other end of the flexible module is fixed on the body.
The embodiment of the utility model provides an in flexible module is made by flexible material, the setting of flexible module is in order to make test tube support module carry out the rotation swing better to drive blood specimen collection test tube and swing, realize abundant mixing.
In a certain embodiment, the body comprises a first bracket and a third bracket, the test tube supporting module comprises a second bracket, and the first bracket and the third bracket are connected through a supporting rod; to secure a third bracket to the first bracket; the eccentric block is arranged on the first bracket, and the first driving unit is arranged on the second bracket; one end of the flexible module is connected with the first bracket, and the other end of the flexible module is connected with the second bracket; the test tube bin is arranged on the third support. Preferably, the second bracket is located between the first bracket and the third bracket.
The embodiment of the utility model provides an in, first support can be eccentric motion around motor shaft under eccentric block and first drive unit's effect, and then drives through flexible module the second support for first support and third support carry out the rotation swing, at this moment, because the test tube supports and is fixed in on the second support, consequently the second support can drive the test tube and do the rotation swing in step when carrying out the rotation swing, realizes the abundant mixing of blood specimen in the test tube.
In a certain embodiment, be provided with the test tube tray on the second support, the test tube tray is equipped with the indent curved surface, the indent curved surface is used for supporting the bottom of holding the test tube in order to hold the test tube in the test tube storehouse.
In this embodiment the concave surface has formed a cavity, is equipped with the partly setting in this cavity of the bottom of treating the test tube of mixing sample for the test tube is held, the test tube tray with the test tube storehouse cooperation is fixed with the test tube of treating the mixing sample blood automatic mixing device is last, and when the mixing operation, rotation swing and vibration are done to the bottom that the test tube tray drove the test tube, in order to realize the blood sample in the abundant mixing test tube.
In a certain embodiment, the second bracket is provided with a first hollow groove and a second hollow groove, a part of the support rod penetrates through the first hollow groove, the flexible module is a flexible column, and a part of the flexible column is located in the second hollow groove. And the first hollow groove should have enough space to enable the support rod to move in the first hollow groove; and a part of the flexible column is positioned in the second hollow groove, and the output shaft of the first driving unit is connected with the eccentric block.
In this embodiment, according to the above description and the description of fig. 1, it can be known that the eccentric block, the flexible module, the second support, the test tube tray are linked with the test tube accommodated in the test tube compartment, and the eccentric block rotates around the shaft of the first driving unit to perform eccentric motion, and simultaneously can drive the test tube in the test tube compartment to perform rotary swing to realize automatic blending of samples in the test tube.
Specifically, this embodiment is when carrying out the blood sample mixing, will be equipped with the test tube of treating the blood sample of mixing and place in the test tube storehouse, the bottom of test tube is held by the test tube tray, and consequently the test tube can be restricted in the test tube storehouse, the test tube storehouse should have sufficient space to make when carrying out the mixing operation, the test tube can move in the test tube storehouse. Under the drive of first drive unit, the eccentric block of fixing on the first drive unit output shaft end rotates around the execution of first drive unit axle, because the second support of fixed first drive unit passes through flexible column connection to be fixed in first support top to and eccentric block rotation axis hole is not on its focus, so drive during the eccentric block rotates second support rotation and vibration, owing to the test tube setting that the dress remains the mixing sample is on the test tube tray of second support, and the swing and the vibration of second support can drive the test tube on the test tube tray and do the rotation swing and vibrate, with the purpose of realizing automatic mixing sample, need not artifical the processing, use manpower sparingly and time cost, improve the work efficiency of trace blood sample mixing.
Preferably, the first driving unit is preferably, but not limited to, a dc brushless motor, and the dc brushless motor is controlled and driven by a controller, it should be noted that, according to technical experience, the first driving unit may also be selected as other mechanisms capable of providing driving force, and embodiments of the present invention are not exhaustive.
Preferably, the test tube tray is preferably but not limited to be made of flexible materials such as rubber or silica gel, the direct current brushless motor drives for a certain time, the eccentric block rotates around the motor shaft, and then the second horizontal support is driven to swing and vibrate in a rotary mode; the bottom of the micro-tip blood collection test tube which falls on a rubber test tube holder with an inwards concave curved surface and fixed on the second horizontal support swings and vibrates in a rotary manner along with the second horizontal support, the test tube bin is relatively static and restrains the tube body of the micro-tip blood collection test tube, and the bottom of the micro-tip blood collection test tube swings relatively greatly; therefore, the blood sample in the micro peripheral blood collection test tube is mixed uniformly under the multiple influences of centrifugal swing and vibration, and blood cells are prevented from being broken.
In one embodiment, the first hollow groove is circular, a portion of the support rod penetrating the first hollow groove is a cylinder, and the diameter of the circular first hollow groove is larger than that of the cylinder. The embodiment of the utility model provides an in drive when eccentric block rotates second support rotation swing and vibration, the design in cylinder and the first hollow groove of circular for the second support can for rotation swing and vibration are done to the third support, further drive the test tube and do rotation swing and vibration.
In one embodiment, the side of the second bracket is provided with a concave platform, and the concave platform is provided with the second hollow groove; the flexible column comprises an upper column head and a column body, the upper column head is arranged on the surface of the concave table, and the column body is arranged in the second hollow groove. The cross sections of the upper column head of the flexible body and the second hollow groove are both circular structures, the column body is a cylindrical structure, the diameter of the cross section of the circular structure of the upper column head of the flexible body is larger than the diameter of the cylindrical structure and the diameter of the cross section of the circular structure of the second hollow groove, the flexible body is made of flexible materials, such as rubber or silica gel materials, and the flexible body can also be a spring, so that the second support can swing relative to the third support and the first support.
In one embodiment, the flexible column comprises a lower column head, a connector is arranged below the lower column head, a connecting hole is formed in the first support, and the connector is arranged in the connecting hole in a penetrating mode to fix the flexible column on the first support. And the lower column head of the flexible body is of a circular structure, and the diameter of the cross section of the circular structure of the lower column head of the flexible body is larger than the diameter of the cylindrical structure and the diameter of the cross section of the circular structure of the second hollow groove.
In one embodiment, a third hollow groove is formed in the side edge part of the second bracket, and the third hollow groove is of a circular arc structure with one side open; the number of the supporting rods is two, one part of one supporting rod is arranged in the first hollow groove, one part of the other supporting rod is arranged in the third hollow groove, and one part of the other supporting rod is of a cylindrical structure, so that the second support can do rotary swing and vibration relative to the third support and the first support.
In one embodiment, the test tube bin comprises a hollow shaft sleeve, the hollow shaft sleeve is arranged at the top of the third support, the third support is provided with a through hole, the hollow shaft sleeve and the through hole are coaxially arranged, and a through part of the hollow shaft sleeve and the through hole forms a test tube accommodating space. The embodiment of the utility model provides a when implementing, the test tube tray holds the test tube, test tube accommodation space is used for holding the test tube in order to retrain test tube active position to in fix the test tube, allow the test tube to carry out the rotation swing.
According to a second aspect, the utility model provides a blood cell analysis equipment, it includes the preceding automatic mixing device of blood sample, blood cell analysis equipment still includes the automatic feeding device, the automatic feeding device includes base and drive assembly, be fixed with the second drive unit on the base, the movably setting of drive assembly is on the base, drive assembly connects the body, the drive assembly drive the drive assembly for the base removes, drive assembly drives the body removes in order to with the test tube storehouse removes to the ready position of receiving the blood sample collection test tube.
The utility model discloses a blood cell analytical equipment, it includes automatic feeding device and the automatic mixing device of blood sample. Firstly, the automatic feeding device comprises a base and a transmission assembly, the second driving unit drives the transmission assembly to move, the body is driven to move by the movement of the transmission assembly, and the test tube bin is arranged on the body, so that the test tube bin can be moved to a preparation position for receiving a blood sample collection test tube, and the automatic feeding of the blood sample collection tube is realized. Secondly, under the drive of first drive unit, the eccentric block of fixing on the first drive unit output shaft end is rotated around the execution of first drive unit axle, because the vibration module of fixed first drive unit passes through the flexible module connection and fixes in the body top to and eccentric block rotation axis hole is not on its focus, so drive when eccentric block rotates vibration module rotation swing and vibration, owing to be equipped with the blood sample collection test tube setting of treating the mixing sample on the test tube tray of body, vibration module's swing and vibration can drive the test tube on the test tube tray and do rotation swing and vibration, in order to realize the purpose of automatic mixing sample, need not artifical the processing, use manpower sparingly and time cost, improve the work efficiency of trace blood sample mixing.
Further, the second driving unit is preferably a motor. In one embodiment, the device further comprises a base and a transmission assembly, a second motor is fixed on the base, the second motor is electrically connected with the controller and controlled by the controller, the transmission assembly is movably arranged on the base and connected with the first support, the second motor drives the transmission assembly to move relative to the base, the transmission assembly drives the first support and the third support to move so as to move the test tube bin to a preparation position for receiving test tubes to be mixed, and the preparation position is shown in fig. 2.
In one embodiment, the transmission assembly comprises a sliding block, a sliding guide rail, a fixed block, a movable push plate and a sliding screw rod nut mechanism, wherein the sliding guide rail is fixed on the base, and the sliding block is arranged in the sliding guide rail; the sliding screw rod nut mechanism is respectively connected with the second motor and the movable push plate; the fixed block is respectively and fixedly connected with the first bracket of the body and the sliding block; sliding guide wears to locate in the trompil at the middle part of removal push pedal, just remove the push pedal and support and hold the fixed block, remove the push pedal can with fixed block fixed connection or unsettled connection, remove the push pedal and push fixed block and sliding block removal under the effect of slip feed screw nut mechanism, the sliding block is followed sliding guide removes in order to guide fixed block moving direction, and here sliding block and sliding guide play the guide effect to make mixing device can be fed the target location. The sliding screw and nut mechanism is a propulsion mechanism well known to those skilled in the art, and therefore, the specific structure thereof will not be described here.
In one embodiment, a shielding optocoupler blocking piece is fixed on the movable push plate, a detection optocoupler is arranged on the base, and the detection optocoupler and the shielding optocoupler blocking piece are matched to detect the moving position of the movable push plate. Specifically, when removing the push pedal and impel, shelter from the opto-coupler separation blade and also impel thereupon, when the light that detects the opto-coupler and send is by when sheltering from the opto-coupler separation blade and blocking, judge promptly that to remove the push pedal and impel to the target location, the controller control second motor stall this moment, remove the push pedal and stop to impel.
Preferably, the second motor is a linear motor, and the blood sample automatic blending device is moved and fed in a horizontal feeding mode. Specifically, in the embodiment of the present invention, the automatic blood sample blending device performs driving of the horizontal feeding linear motor from the ready position, the sliding screw-nut mechanism of the linear motor drives the moving push plate, the optical coupler blocking piece and the fixed block to horizontally feed to a proper position in the direction of the test tube rack, and synchronously feeds with all correlator components and parts installed on the fixed block in a related manner, including the first support, the second support, the third support and the parts installed thereon; the proper position for feeding is then the center of the test tube magazine fixed on the third horizontal rack and the center of the test tube lifted are coaxial, as shown in figure 2. The test tube clamping jaw and the grabbed micro peripheral blood collection test tube firstly perform descending action, and the descending height is that the bottom of the test tube touches or approaches to a rubber test tube holder which is fixed on a second horizontal bracket and has an inwards concave curved surface; the test tube jaws then perform a horizontal feed movement away from the rack to a horizontal ready position so that the test tube jaws are completely separated from the gripped test tube. To this end, the blood sample is ready for a blending operation, which may then be followed by a specific blending operation as described above, and will not be described in detail herein.
While the invention has been described in the specification and illustrated in the drawings with reference to specific embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention as defined in the claims. Furthermore, the combination and arrangement of features, elements and/or functions between specific embodiments herein is clearly apparent and thus, in light of this disclosure, one skilled in the art will appreciate that features, elements and/or functions of an embodiment may be incorporated into another embodiment as appropriate, unless described otherwise, above. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, it is intended that the invention not be limited to the particular embodiment illustrated by the drawings and described in the specification as the best mode presently contemplated for carrying out this invention, but that the invention will include all embodiments falling within the scope of the foregoing description and the appended claims.
Claims (14)
1. The utility model provides an automatic mixing device of blood sample, a serial communication port, the automatic mixing device of blood sample includes first support, second support, flexible module, first drive unit and eccentric block, the second support passes through flexible module connects to be fixed first support top, first drive unit sets up on the second support, it is fixed on the first drive unit output shaft eccentric block, the eccentric block is in under the first drive unit drive, rotate around first drive unit axle execution, drive the second support for first support carries out rotation swing and vibration, and then drives the support and is fixed in the test tube of second support carries out rotation swing and vibration in step.
2. The automatic blood sample blending device of claim 1, further comprising a third support and a test tube bin, wherein the first support and the third support are connected through a support rod, and the test tube bin is arranged on the third support.
3. The automatic blood sample blending device according to claim 1, wherein the second support is provided with a test tube tray, the test tube tray is provided with a concave curved surface, and the concave curved surface is used for abutting against the bottom of a test tube.
4. The automatic blood sample blending device of claim 2, wherein the second bracket is provided with a first hollow groove, and a portion of the support rod is inserted into the first hollow groove.
5. The automatic blood sample blending device of claim 4, wherein a second hollow groove is formed in the second support, the flexible module is a flexible column, and a portion of the flexible column is located in the second hollow groove.
6. The automatic blood sample blending device according to claim 4, wherein a third hollow groove is formed in the side edge portion of the second bracket, and the third hollow groove is of an arc-shaped structure with an opening at one side; the number of the supporting rods is two, one supporting rod is partially arranged in the first hollow groove, and the other supporting rod is partially arranged in the third hollow groove.
7. The automatic blood sample blending device of claim 6, wherein the test tube compartment comprises a hollow shaft sleeve, the hollow shaft sleeve is arranged at the top of the third support, a through hole is formed in the position of the third support corresponding to the hollow shaft sleeve, and the hollow shaft sleeve and the through hole are used for accommodating a test tube to restrict the moving position of the test tube.
8. The automatic blood sample mixing device of claim 5, wherein the flexible column is made of rubber or silica gel material, or is a spring.
9. The automatic blood sample blending device of claim 5, wherein a concave table is arranged on the side of the second support, the second hollow groove is arranged on the concave table, the flexible column comprises an upper column head and a cylinder, the upper column head is arranged on the surface of the concave table, the cylinder is arranged in the second hollow groove, the cross section of the upper column head is of a circular structure, the cylinder is of a cylindrical structure, and the diameter of the cross section of the circular structure of the upper column head is larger than that of the cylindrical structure of the cylinder.
10. The automatic blood sample blending device of claim 5, wherein the flexible column comprises a lower column head, a connector is arranged below the lower column head, a connecting hole is formed in the first support, and the connector is arranged in the connecting hole in a penetrating manner to fix the flexible column on the first support.
11. A blood cell analysis equipment, which includes the automatic mixing device of blood sample of any one of claims 1-10, characterized in that, the blood cell analysis equipment further includes an automatic feeding device, the automatic feeding device includes a base and a transmission assembly, a second driving unit is fixed on the base, the transmission assembly is movably arranged on the base, the transmission assembly is connected with the first support, the second driving unit drives the transmission assembly to move relative to the base, and the transmission assembly drives the first support to move.
12. The apparatus according to claim 11, wherein the transmission assembly includes a slide block, a slide guide fixed on the base, a fixed block, a moving push plate, and a slide screw-nut mechanism, the slide guide being disposed in the slide guide; the sliding screw rod nut mechanism is respectively connected with the second driving unit and the movable push plate; the fixed block is respectively connected with the first support and the sliding block, the movable push plate pushes the fixed block and the sliding block to move under the action of the sliding screw-nut mechanism, and the sliding block moves along the sliding guide rail to guide the moving direction of the fixed block.
13. The apparatus according to claim 12, wherein the movable pushing plate is fixed with a shielding optical coupler blocking piece, the base is provided with a detection optical coupler, and the detection optical coupler and the shielding optical coupler blocking piece are matched to detect the moving position of the movable pushing plate.
14. A blood cell analyzing apparatus according to claim 11, further comprising a test tube holding jaw for performing a lowering operation first together with the gripped micro-tip blood collection test tube to a level at which the bottom of the test tube touches or approaches a rubber test tube holder having a concave curved surface fixed to the second horizontal holder, and then performing a horizontal feeding movement to a horizontal ready position in a direction away from the test tube holder so that the test tube holding jaw is completely separated from the gripped test tube.
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| CN2018103717480 | 2018-04-24 | ||
| CN201810371748 | 2018-04-24 |
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| CN201920572196.XU Active CN210982483U (en) | 2018-04-24 | 2019-04-22 | Automatic mixing device of blood sample and blood cell analytical equipment |
| CN201910325592.7A Active CN110398600B (en) | 2018-04-24 | 2019-04-22 | Automatic mixing device of blood sample and blood cell analysis equipment |
| CN201920555267.5U Active CN210982481U (en) | 2018-04-24 | 2019-04-22 | Automatic mixing device of blood sample and blood cell analytical equipment |
| CN201910324807.3A Pending CN110398595A (en) | 2018-04-24 | 2019-04-22 | A kind of blood sample automatic mixing device and blood cell analysis equipment |
| CN201910324795.4A Pending CN110398594A (en) | 2018-04-24 | 2019-04-22 | A kind of blood sample automatic mixing device and blood cell analysis equipment |
| CN201910325590.8A Pending CN110398598A (en) | 2018-04-24 | 2019-04-22 | A kind of blood sample automatic mixing device and blood cell analysis equipment |
| CN201920555268.XU Active CN210982482U (en) | 2018-04-24 | 2019-04-22 | Automatic mixing device of blood sample and blood cell analytical equipment |
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| CN201910325592.7A Active CN110398600B (en) | 2018-04-24 | 2019-04-22 | Automatic mixing device of blood sample and blood cell analysis equipment |
| CN201920555267.5U Active CN210982481U (en) | 2018-04-24 | 2019-04-22 | Automatic mixing device of blood sample and blood cell analytical equipment |
| CN201910324807.3A Pending CN110398595A (en) | 2018-04-24 | 2019-04-22 | A kind of blood sample automatic mixing device and blood cell analysis equipment |
| CN201910324795.4A Pending CN110398594A (en) | 2018-04-24 | 2019-04-22 | A kind of blood sample automatic mixing device and blood cell analysis equipment |
| CN201910325590.8A Pending CN110398598A (en) | 2018-04-24 | 2019-04-22 | A kind of blood sample automatic mixing device and blood cell analysis equipment |
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| CN110398598A (en) * | 2018-04-24 | 2019-11-01 | 深圳市帝迈生物技术有限公司 | A kind of blood sample automatic mixing device and blood cell analysis equipment |
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2019
- 2019-04-22 CN CN201920572196.XU patent/CN210982483U/en active Active
- 2019-04-22 CN CN201910325592.7A patent/CN110398600B/en active Active
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- 2019-04-22 WO PCT/CN2019/083742 patent/WO2019206098A1/en active Application Filing
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110398598A (en) * | 2018-04-24 | 2019-11-01 | 深圳市帝迈生物技术有限公司 | A kind of blood sample automatic mixing device and blood cell analysis equipment |
| CN110398595A (en) * | 2018-04-24 | 2019-11-01 | 深圳市帝迈生物技术有限公司 | A kind of blood sample automatic mixing device and blood cell analysis equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110398598A (en) | 2019-11-01 |
| CN110398595A (en) | 2019-11-01 |
| CN210982483U (en) | 2020-07-10 |
| CN110398594A (en) | 2019-11-01 |
| CN210982481U (en) | 2020-07-10 |
| CN110398600B (en) | 2023-08-25 |
| CN110398600A (en) | 2019-11-01 |
| WO2019206098A1 (en) | 2019-10-31 |
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