CN216756488U - Detection turntable device - Google Patents
Detection turntable device Download PDFInfo
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- CN216756488U CN216756488U CN202122771252.2U CN202122771252U CN216756488U CN 216756488 U CN216756488 U CN 216756488U CN 202122771252 U CN202122771252 U CN 202122771252U CN 216756488 U CN216756488 U CN 216756488U
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Abstract
The utility model provides a detection turntable device, which belongs to the technical field of biological instruments and comprises: the device comprises a fixed assembly, a turntable assembly, a rotating assembly and a bearing assembly; one end of the bearing component is fixedly connected with the turntable component, and the other end of the bearing component is fixedly connected with the rotating component; the fixed assembly is arranged between the turntable assembly and the rotating assembly and is fixedly connected with the bearing assembly; a first opening is formed in the turntable assembly, and a second opening is formed in the fixing assembly; the first opening corresponds to the second opening. The device of this application has solved prior art, and detection device need stretch into belt cleaning device in abluent in-process to reach the washing purpose through the mode of absorbing the washing liquid. However, in the actual detection process, the detection device needs to absorb a plurality of reagents to realize the detection effect, and the cleaning and detection mode has the technical problems of incomplete cleaning and easy cross contamination.
Description
Technical Field
The utility model relates to the technical field of biological instruments, in particular to a detection turntable device.
Background
In biological research experiments and actual production processes, reagents often need to be stored and detected, and detection devices for detecting the reagents also need to be cleaned. The detection mechanism has the following general characteristics: firstly, after the reaction cups to be detected are grabbed to a fixed position one by the rotating arm, the detection device moves downwards to extract the liquid to be detected. Secondly, do not contain the device that washs detection device, complex operation, it is not high-efficient. In order to improve the efficiency, some rotating disc type detection mechanisms gradually appear in the field, wherein a rotating disc can store a detection cup, and cleaning liquid can be added into the detection cup so as to clean the detection device. Since the rotating disk type detection mechanism can clean the detection device and can detect a reagent, the rotating disk type detection mechanism is favored.
However, in most of the existing rotating disk type detection mechanisms, a detection device for detecting a reagent can only move up and down, when the detection device is required to be cleaned, a cleaning solution needs to be manually stored in a detection cup of the detection mechanism, and in the process of cleaning the detection device, the detection device (a sample suction needle) needs to be extended into the cleaning solution, so that the cleaning purpose is achieved by sucking the cleaning solution. However, in the actual detection process, the detection device also needs to absorb a plurality of reagents to realize the detection effect, and the cleaning and detection mode has the defects of incomplete cleaning and easy cross contamination.
Based on this, the present invention has been proposed.
SUMMERY OF THE UTILITY MODEL
The utility model provides a detection turntable device, which aims to solve the technical problems that in the prior art, when a detection device is required to be cleaned, cleaning liquid needs to be manually stored in a detection cup of a detection mechanism, the detection device needs to absorb the cleaning liquid for cleaning in the cleaning process, but the detection device also needs to absorb a reagent for detection, so that the detection device is not cleaned completely, and cross contamination is easily caused.
The utility model provides a detection turntable device, which comprises: the device comprises a fixed assembly, a turntable assembly, a rotating assembly and a bearing assembly; one end of the bearing component is fixedly connected with the turntable component, and the other end of the bearing component is fixedly connected with the rotating component; the fixed assembly is arranged between the turntable assembly and the rotating assembly and is fixedly connected with the bearing assembly; a first opening is formed in the rotating disc assembly, and a second opening is formed in the fixing assembly; the first opening corresponds to the second opening.
In the detection turntable device provided by the utility model, one end of the bearing component is fixedly connected with the rotating component, and the other end of the bearing component is fixedly connected with the turntable component, wherein the turntable component is used as an object driven by the rotating component, and the bearing component is driven to rotate by the rotating component, so that the automatic rotation of the turntable component is realized. In addition, carousel subassembly and fixed subassembly exist corresponding first opening and second opening respectively for can realize setting up belt cleaning device in the opening, can wash detection device's mode through the belt cleaning device who takes cleaning part certainly, realize that detection device also can wash in need not stretching into the washing liquid. The problem of among the prior art, traditional carousel formula detection mechanism need insert detection device into the washing liquid, reach through the mode of absorbing the washing liquid and wash the mesh, this kind of washing mode exists the technical problem who causes cross contamination easily is solved.
Alternatively, the second opening may be larger than the first opening.
The cleaning device may include a cleaning tank, wherein the cleaning tank may move up and down in the opening, and when the detection device needs cleaning, the cleaning tank moves up to the position of the detection device through the opening, and the detection device is cleaned by a cleaning component carried by the cleaning device; the detection device can be a sample sucking needle and is used for detecting the reagent in the reaction cup.
Optionally, the turntable assembly may at least include: the rotary table frame, the above-mentioned fixed subassembly can include at least: and (7) fixing the plate.
Preferably, the rotating assembly comprises: the synchronous belt comprises a driving wheel, a driven belt wheel, a synchronous belt and a stepping motor; the stepping motor is fixedly arranged on the fixing component; one end of the bearing assembly, which is far away from the turntable assembly, is fixedly connected with the driven belt wheel, and the driving wheel is fixedly connected with a power output shaft of the stepping motor; the driving wheel and the driven belt wheel are arranged in the opposite direction; the driving wheel is connected with the driven belt wheel through a synchronous belt.
The rotating assembly is used as a driving assembly of the scheme and is an important assembly for detecting the turntable device; the rotating assembly in the sensing carousel device may include: the driving wheel, the driven belt wheel, the synchronous belt and the stepping motor are fixedly arranged on the fixed assembly, the stepping motor has an offset angle relative to the turntable assembly on the fixed assembly, and one end of the stepping motor is fixed on the edge of the fixed assembly. Through such a setting mode, make step motor can keep away from above-mentioned opening of reserving belt cleaning device to when belt cleaning device needs the up-and-down motion, lead to belt cleaning device contact step motor's problem can be solved.
In addition, action wheel and step motor's power output shaft fixed connection, the fixed setting of driven pulley is kept away from the carousel subassembly at the carrier assembly and is served, wherein, through the mode that action wheel and driven pulley opposite direction set up, can reduce step motor's power output shaft's length on the one hand for step motor increases rotatory moment and rotates the effect better, and on the other hand can reduce the overall length of carrier assembly, thereby makes processing simple reduce cost. In addition, a synchronous belt is arranged between the driving wheel and the driven pulley. From this, can realize rotating as step motor drive carrier assembly to drive carousel subassembly pivoted mode.
Preferably, the load bearing assembly comprises: a connecting shaft and a bearing seat; a plurality of bearings are fixedly arranged in the bearing seat, and are sleeved on the connecting shaft; the bearing seat is fixedly connected with the fixing component; the connecting shaft penetrates through the fixing assembly, and one end of the connecting shaft is fixedly connected with the turntable assembly; the other end of the connecting shaft is provided with a flat groove which is fixedly connected with a jackscrew of the driven belt wheel.
The bearing assembly is used as a carrier of the turntable assembly and the fixing assembly, mainly plays a role in positioning and fixing and is a very important assembly for detecting the turntable device; particularly, when the turntable assembly and the fixing member include a plurality of functional components, the supporting assembly needs to support a plurality of functional components.
The bearing component can comprise a connecting shaft and a bearing seat, wherein the bearing seat is fixedly connected to the fixed component from bottom to top; on the other hand, the total length of the connecting shaft can be reduced, so that the machining is simpler, and the cost is reduced.
The bearing seat is also internally provided with a plurality of bearings for supporting the connecting shaft rotating body, reducing the friction coefficient in the movement process of the connecting shaft rotating body and ensuring the rotation precision of the connecting shaft rotating body. The connecting shaft may include a first portion, a second portion, a third portion, a fourth portion, and a fifth portion arranged from top to bottom.
The first part is fixedly arranged in the rotary disc rack and used for positioning the rotary disc rack; the second part is mainly used for bearing the turntable assembly and is fixedly connected with the lower surface of the turntable frame; the third part is positioned between the second part and the fourth part, and the diameter ratio is larger, so that the load and the strength of the part can be effectively improved; the fourth part is jointed with the bearing; the fifth part and the first part are coaxial, so that the cup hole position on the rotary disc frame is more accurate in the rotation process of the connecting shaft. In addition, still be provided with the flat groove on the fifth portion, driven pulley's jackscrew can with flat groove fixed connection for driven pulley is connected more stably with the fifth portion.
Preferably, a shaft isolating lantern ring is arranged on the connecting shaft and sleeved on the connecting shaft; one end of the spacer sleeve ring is attached to a bearing close to the driven belt wheel, and the other end of the spacer sleeve ring is attached to the driven belt wheel.
The fifth part of connecting axle is established to the spacer shaft lantern ring cover, and the one end of spacer shaft lantern ring is laminated with the bearing that is close to driven pulleys, and the other end is laminated with driven pulleys. It should be noted that the spacer sleeve ring can be a sliding bearing, and in the rotating process, the connecting shaft and the shaft sleeve move relatively, so that the rotating effect of the connecting shaft is better.
Preferably, the connecting shaft is attached to a bearing away from the driven pulley.
The fourth part of connecting axle is for keeping away from the installation face of driven pulley's bearing, and wherein, the connecting axle is through the mode of laminating mutually with the bearing for the connecting axle is under rotating assembly's drive, and it is better to rotate the effect.
Preferably, the driving wheel is fixedly provided with a return-to-zero baffle plate, and the return-to-zero baffle plate is sleeved on the power output shaft; a sensor with a groove is fixedly arranged on the fixed component, and a protruding part is arranged on the zero returning separation blade; the protruding portion can be inserted into the recess of the sensor when the protruding portion is located at one end of the sensor.
In the detection turntable device, the rotating assembly further comprises a return-to-zero blocking piece and a sensor, wherein the return-to-zero blocking piece is fixedly connected to the upper surface of the driving wheel and comprises a fan-shaped protruding part; the lower surface of the fixing component is provided with a sensor with a groove, and the sensor and the stepping motor can be arranged in an opposite way through the fixing component; when the detection device needs to be cleaned, the protruding part can be inserted into the groove of the sensor, so that the stepping motor stops running, namely the turntable assembly stops rotating, the reset action of the detection turntable device is realized, the first opening of the turntable assembly rotates to the position corresponding to the second opening of the fixed assembly, and the detection device is waited to be cleaned by the cleaning device.
Preferably, the inner wall of the synchronous belt is of an uneven wave-shaped structure.
The inner wall of the synchronous belt is a transmission surface which is in direct contact with the driving belt wheel and the driven belt wheel, and in the preferred scheme, the wave-shaped protruding structure is arranged on the inner wall of the synchronous belt, so that the friction force between the synchronous belt and the driving belt wheel and between the synchronous belt and the driven belt wheel can be increased, and the problem that the synchronous belt slides relative to the driving belt wheel and the driven belt wheel and further the precision of the synchronous belt transmission is influenced is solved.
Preferably, a plurality of cup holes are uniformly distributed on the edge of the turntable assembly, reaction cups are arranged in the cup holes, and the reaction cups are detachably connected with the turntable assembly through the cup holes.
At least 7 cup holes are uniformly distributed on the edge of the turntable assembly, and each cup hole is correspondingly provided with a reaction cup, so that the buffer memory before the reagent is tested can be realized, the detection efficiency can be improved, and the problem that the buffer memory before the test cannot be realized because the existing detection instrument is a fixed detection position is solved.
Preferably, the fixed subassembly is fixed and is provided with the opto-coupler support, and the opto-coupler support is last to be fixed to be provided with and to be used for detecting whether be provided with the photoelectric sensor of reaction cup on the carousel subassembly.
Opto-coupler support fixed connection is on fixed subassembly, and opto-coupler support and above-mentioned step motor set up the both ends at fixed subassembly, and the opto-coupler support corresponds carousel subassembly one side and photoelectric sensor fixed connection, and wherein, photoelectric sensor is used for detecting whether there is the reaction cup on the carousel subassembly, when detecting to have the reaction cup, and the control reaction cup is rotatory to the sample position.
Preferably, the photoelectric sensor is fixedly arranged at one end of the optocoupler support, which is far away from the fixing component; the photosensor has a portion that is higher than the turntable assembly.
Photoelectric sensor sets up and keeps away from fixed subassembly one at the opto-coupler installing support and serves, and photoelectric sensor's sense terminal is higher than the carousel subassembly, but is not higher than the bulge when above-mentioned reaction cup inserts in the carousel subassembly, and through the mode that sets up like this, can make when the carousel subassembly rotates, whether there is the reaction cup on the carousel subassembly that photoelectric sensor's sense terminal can be better detects.
In summary, the utility model provides a detection turntable device capable of reserving a cleaning device, wherein the cleaning device capable of moving up and down is reserved by arranging a first opening and a second opening which correspond to each other; so as to clean the detection device. When the detection device needs to be cleaned, a cleaning tank in the cleaning device moves upwards to the position of the detection device through the opening, and the cleaning tank carried by the cleaning device is used for washing, so that the detection device is not required to be inserted into cleaning liquid.
In addition, the utility model also adopts an optical coupler setting mode, and the zeroing baffle is inserted into the groove of the sensor, so that the control system controls the rotating assembly to stop working, namely controls the turntable assembly to stop rotating, and the cleaning device which can be additionally arranged can clean the detection device in an up-and-down movement mode.
In addition, the utility model adopts that at least 7 reaction cups are arranged on the turntable assembly, so that the buffer memory can be carried out before the reagent is tested, and the detection efficiency can be improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic structural diagram of a detection turntable device according to the present invention;
FIG. 2 is a schematic structural diagram of another detecting turntable device provided in the present invention;
FIG. 3 is a top view of FIG. 2;
FIG. 4 is a front view of FIG. 2;
fig. 5 is a schematic structural diagram of another detection turntable device provided in the present invention.
In the above figures, the list of parts represented by the various reference numerals is as follows:
a turntable assembly-001; a fixed component-002; carrier assembly-003; rotating assembly-004;
a reaction cup-101; an optocoupler mount-102; a photosensor-103; a bearing housing-104;
a spacer collar-105; -a driven pulley-106; a stepper motor-107; a zeroing baffle-108;
a drive wheel-109; a synchronous belt-110; a sensor-111; a connecting shaft-112;
a first portion-1121; a second portion-1122; third portion-1123;
a fourth part-1124; a fifth part-1125; a flat slot-1126.
Detailed Description
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the second feature or the first and second features may be indirectly contacting each other through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Moreover, various embodiments or examples and features of various embodiments or examples described in this specification can be combined and combined by one skilled in the art without being mutually inconsistent.
Referring to fig. 1, in an embodiment of the detecting turntable device provided in the present invention, the detecting turntable device includes: a fixed component 002, a turntable component 001, a rotating component 004 and a bearing component 003; one end of the bearing component 003 is fixedly connected with the turntable component 001, and the other end is fixedly connected with the rotating component 004; the fixing component 002 is arranged between the turntable component 001 and the rotating component 004 and is fixedly connected with the bearing component 003; a first opening is formed on the turntable component 001, and a second opening is formed on the fixing component 002; the first opening corresponds to the second opening.
Please refer to fig. 1-5: preferred embodiments of the present invention may be a combination of any one or more of the following in combination with the above embodiments;
the rotating assembly 004 includes: a driving pulley 109, a driven pulley 106, a timing belt 110, and a stepping motor 107; the stepping motor 107 is fixedly arranged on the fixing component 002; one end of the bearing component 003, which is far away from the turntable component 001, is fixedly connected with the driven belt wheel 106, and the driving wheel 109 is fixedly connected with a power output shaft of the stepping motor 107; the driving pulley 109 is arranged in the opposite direction to the driven pulley 106; the driving pulley 109 is connected to the driven pulley 106 via a timing belt 110.
A shaft spacing lantern ring 105 is arranged on the connecting shaft 112, and the shaft spacing lantern ring 105 is sleeved on the connecting shaft 112; one end of the spacer collar 105 is attached to a bearing near the driven pulley 106, and the other end is attached to the driven pulley 106.
The connecting shaft 112 engages a bearing remote from the driven pulley 106.
A return-to-zero baffle plate 108 is fixedly arranged on the driving wheel 109, and the return-to-zero baffle plate 108 is sleeved on the power output shaft; a sensor 111 with a groove is fixedly arranged on the fixing component 002, and a convex part is arranged on the zeroing baffle 108; when the protruding portion is located at one end of the sensor 111, the protruding portion can be inserted into the groove of the sensor 111.
The inner wall of the synchronous belt 110 is of an uneven wave-shaped structure.
The equipartition is provided with a plurality of cup holes on the border of carousel subassembly 001, is provided with reaction cup 101 in a plurality of cup holes, and reaction cup 101 can dismantle with carousel subassembly 001 through the cup hole and be connected.
The photoelectric sensor 103 is fixedly arranged at one end of the optical coupling bracket 102 far away from the fixed component 002; the photosensor 103 has a portion higher than the turntable assembly 001.
In a specific embodiment of the detecting turntable device provided by the present invention, the detecting turntable device includes: a fixed component 002, a turntable component 001, a rotating component 004 and a bearing component 003; one end of the bearing component 003 is fixedly connected with the turntable component 001, and the other end is fixedly connected with the rotating component 004; the fixing component 002 is arranged between the turntable component 001 and the rotating component 004 and is fixedly connected with the bearing component 003; a first opening is formed on the turntable component 001, and a second opening is formed on the fixing component 002; the first opening corresponds to the second opening. Wherein, carousel subassembly 001 is as the object by rotating assembly 004 drive, rotates through rotating assembly 004 drive carrier assembly 003 to realize carousel subassembly 001 automation and rotate.
In addition, a cleaning device for cleaning the detection device can be reserved in the opening, and the detection device is cleaned by a cleaning component of the cleaning device, so that the detection device is not required to be inserted into cleaning liquid during cleaning, and the problem that cross contamination is easily caused due to contact between a reagent and the cleaning liquid is solved.
In addition, the equipartition is provided with a plurality of cup holes on the border of carousel subassembly 001, is provided with reaction cup 101 in a plurality of cup holes to the realization is under rotating assembly 004's drive, and carousel subassembly 001 rotates, thereby drives reaction cup 101 and rotates.
Preferably, in this solution, the cleaning device includes a cleaning tank, a transmission component, and a linear guide rail, wherein at least two cleaning components are disposed on an inner edge of the tank cavity, and cleaning liquids flowing out of the cleaning components intersect at a point; a water outlet for discharging waste water is arranged at the bottom of the groove-shaped cavity. When the detection device needs to be cleaned, the transmission assembly drives the cleaning device to move upwards to the position of the detection device on the linear guide rail, so that the cleaning component cleans the detection device.
Alternatively, the fixing member 002 may include: the fixed plate, above-mentioned carousel subassembly 001 can include: the fixing plate can be a cuboid with a V-shaped opening, and the rotating disc frame can be a cylinder with a rectangular opening, wherein the V-shaped opening can be larger than the rectangular opening.
In some more preferred embodiments, to make the detection of the rotating assembly 004 in a carousel device more efficient in operation, the rotating assembly 004 may include: a driving pulley 109, a driven pulley 106, a stepping motor 107, and a timing belt 110; wherein, hold-in range 110's inner wall is unevenness's wave structure, and it needs to explain, above-mentioned inner wall is hold-in range 110 and driving pulley and driven pulley 106 direct contact's driving surface, sets up unevenness's wave structure through the inside at hold-in range 110, and it can avoid hold-in range 110 and driving pulley and driven pulley 106 to take place relative slip, and then influences the driven precision of hold-in range 110.
In addition, step motor 107 is fixed to be set up on above-mentioned fixed subassembly 002, and has an offset angle with fixed subassembly 002, through such mode of setting for step motor 107 can keep away from above-mentioned belt cleaning device's opening of reserving, thereby can avoid when belt cleaning device needs the up-and-down motion, causes the problem of belt cleaning device and step motor 107 contact. In the rotating assembly 004, the driving wheel 109 is fixedly connected with the power output shaft of the stepping motor 107; the driven pulley 106 is fixedly disposed on an end of the connecting shaft 112 away from the turntable assembly 001, wherein the driving pulley 109 is disposed opposite to the driven pulley 106. Through the mode that sets up like this, can reduce step motor 107's power output shaft's length on the one hand for step motor 107 increases rotational torque, and thus the rotation effect is better, and on the other hand can reduce carrier assembly 003's overall length, makes processing simple, thereby reduce cost.
The offset angle may be an angle formed by an outermost side surface of the stepping motor 107 and an outermost side surface of the fixing plate, wherein the offset angle may be 10 degrees.
In some more preferred embodiments, in order to make the carrying assembly 003 in the detection carousel apparatus more efficient in operation, the carrying assembly 003 may include: a connecting shaft 112 and a bearing housing 104; the connecting shaft 112 may include a first portion 1121, a second portion 1122, a third portion 1123, a fourth portion 1124 and a fifth portion 1125 from top to bottom.
It should be noted that the connecting shaft 112 is a member formed by five cylinders with different sizes, wherein the first portion 1121 is connected to the turntable assembly 001 and used for positioning the turntable assembly 001; the second part 1122 is connected with the lower surface of the turntable assembly 001 and is used for bearing and connecting the turntable assembly 001; the third part 1123 is positioned between the second part 1122 and the fourth part 1124, and the diameter ratio is larger, so that the load and the strength of the part can be effectively improved; the fifth portion 1125 is coaxial with the first portion 1121 to allow more precise positioning of the cup holes in the turret frame during rotation of the connection shaft 112.
In addition, a shaft spacing lantern ring 105 is further arranged on the connecting shaft 112, so that the rotating effect of the connecting shaft 112 is better. In addition, bearing seat 104 is fixedly connected to fixed component 002 from bottom to top, and in such a way, the length of connecting shaft 112 can be reduced, thereby reducing the cost.
In some more preferred embodiments, in order to make the detection turntable device capable of detecting whether there is a reaction cup 101 and implementing the reposition of the rotating assembly 004 during operation, an L-shaped optical coupler bracket 102 is fixedly disposed on one end of the fixing assembly 002 away from the stepping motor 107, wherein a photoelectric sensor 103 for detecting whether there is a reaction cup 101 on the turntable assembly 001 is fixedly disposed on a portion of the optical coupler bracket 102 perpendicular to the fixing plate, and a detection end of the photoelectric sensor 103 is higher than the turntable assembly 001 but not higher than a protruding portion when the reaction cup 101 is inserted into the turntable assembly 001.
In addition, a sensor 111 with a groove is arranged at the other end of the fixed component 002, and the sensor 111 and the stepping motor 107 are respectively arranged at two sides of the fixed component 002; the driving wheel 109 is fixedly provided with a return-to-zero blocking sheet 108, the return-to-zero blocking sheet 108 is provided with a fan-shaped protruding part, and when the protruding part of the angelica return-to-zero blocking sheet 108 rotates to the position of the groove of the sensor 111, the rotating assembly 004 can be reset.
In some more preferred embodiments, a rotating arm for grasping the reaction cup 101 is additionally provided.
The working process of the utility model is as follows:
first, the stepping motor 107 drives the return-to-zero flap 108 to rotate, and the protrusion of the return-to-zero flap 108 stops when it rotates to the position of the notch of the sensor 111, thereby completing the return-to-zero operation. When a tube feeding command is received, the stepping motor 107 drives the connecting shaft 112 to rotate, so as to drive the rotating disc frame to rotate to a tube feeding position, at the same time, the rotating arm puts the reaction cup 101 to the cup hole position of the rotating disc frame, the photoelectric sensor 103 detects whether the reaction cup 101 is put in the rotating disc frame, and when the reaction cup 101 is detected to exist in the rotating disc frame, the stepping motor 107 controls the rotating disc frame to rotate, so as to drive the reaction cup 101 to a sampling position, and sampling is carried out through the detection device. After the detection device absorbs the sample, the rotating disc frame rotates to the opening again, and the detection device is cleaned through a cleaning device arranged in the opening. After the cleaning is completed, the rotating disc frame drives the reaction cup 101 to rotate to the tube outlet position, and the reaction cup 101 is taken out and discarded by the rotating arm.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (10)
1. A test carousel comprising: the device comprises a fixed assembly, a turntable assembly, a rotating assembly and a bearing assembly;
one end of the bearing component is fixedly connected with the turntable component, and the other end of the bearing component is fixedly connected with the rotating component;
the fixed assembly is arranged between the turntable assembly and the rotating assembly and is fixedly connected with the bearing assembly;
a first opening is formed in the rotating disc assembly, and a second opening is formed in the fixing assembly; the first opening corresponds to the second opening.
2. The sensing carousel of claim 1, wherein the rotating assembly comprises: the synchronous belt comprises a driving wheel, a driven belt wheel, a synchronous belt and a stepping motor;
the stepping motor is fixedly arranged on the fixing component; one end of the bearing assembly, which is far away from the turntable assembly, is fixedly connected with the driven belt wheel, and the driving wheel is fixedly connected with a power output shaft of the stepping motor;
the driving wheel and the driven belt wheel are arranged in opposite directions; the driving wheel is connected with the driven belt wheel through the synchronous belt.
3. The sensing carousel of claim 2, wherein the carrier assembly comprises: a connecting shaft and a bearing seat;
a plurality of bearings are fixedly arranged in the bearing seat, and are sleeved on the connecting shaft;
the bearing seat is fixedly connected with the fixing component; the connecting shaft penetrates through the fixing assembly, and one end of the connecting shaft is fixedly connected with the turntable assembly;
and a flat groove is formed in the other end of the connecting shaft and is fixedly connected with the jackscrew of the driven belt wheel.
4. The detection turntable device according to claim 3, wherein a spacer collar is provided on the connecting shaft, the spacer collar being fitted over the connecting shaft; one end of the shaft isolating lantern ring is attached to the bearing close to the driven belt wheel, and the other end of the shaft isolating lantern ring is attached to the driven belt wheel.
5. The sensing turret device of claim 3, wherein the shaft engages the bearing distal from the driven pulley.
6. The detecting turntable device according to claim 2, wherein a return-to-zero blocking piece is fixedly arranged on the driving wheel, and the return-to-zero blocking piece is sleeved on the power output shaft;
a sensor with a groove is fixedly arranged on the fixing component, and a protruding part is arranged on the zeroing baffle; when the protruding part of the zeroing baffle is positioned at one end of the sensor, the protruding part can be inserted into the groove of the sensor.
7. The detection turntable device according to any one of claims 4 to 6, wherein the inner wall of the timing belt is of an uneven wave-shaped structure.
8. The apparatus according to any one of claims 1 to 6, wherein a plurality of cup holes are uniformly formed on the edge of the turntable assembly, and a reaction cup is disposed in the cup holes and detachably connected to the turntable assembly through the cup holes.
9. The apparatus according to claim 8, wherein the fixing assembly is fixedly provided with an optocoupler support, and the optocoupler support is fixedly provided with a photoelectric sensor for detecting whether the reaction cup is disposed on the turntable assembly.
10. The detection turntable device according to claim 9, wherein the photoelectric sensor is fixedly arranged at one end of the optical coupling bracket far away from the fixing component; the photosensor presents a portion that is higher than the turntable assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122771252.2U CN216756488U (en) | 2021-11-12 | 2021-11-12 | Detection turntable device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122771252.2U CN216756488U (en) | 2021-11-12 | 2021-11-12 | Detection turntable device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115138418A (en) * | 2022-07-14 | 2022-10-04 | 徐志丹 | Medical blood cell tester |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN115138418A (en) * | 2022-07-14 | 2022-10-04 | 徐志丹 | Medical blood cell tester |
| CN115138418B (en) * | 2022-07-14 | 2024-02-20 | 青岛市市立医院 | Medical blood cell tester |
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