CN218546780U - Built-in centrifuge detector - Google Patents

Abstract

The utility model discloses a built-in centrifuge detector, relating to the field of centrifuge rotating speed detection, comprising a centrifuge main body, a slot component, a magnetic core block and a centrifugal detection unit; a centrifugal cavity is arranged in the centrifuge main body, a centrifugal rotor disc is rotatably arranged in the centrifugal cavity, and a cover is arranged at the upper part of the centrifugal cavity; the centrifugal rotor disc is provided with a slot assembly in a embedding way; a magnetic core block is arranged in the slot component; a centrifugal detection unit is arranged outside the centrifuge main body; adopt magnetic core piece and centrifugal detecting element complex mode, the magnetic field intensity that relies on magnetic core piece to produce is detected by centrifugal detecting element, and the data that obtains through time-recorder and counter are used for contrasting with centrifuge's rotational speed data, and then through the contrast of two sets of centrifugal rotational speed detected data to confirm centrifuge's rotational speed error and satisfy reagent centrifugation rotational speed demand, guarantee the accuracy of experimental result.

Description

Built-in centrifuge detector

Technical Field

The utility model belongs to the technical field of centrifuge speed detection and specifically relates to a built-in centrifuge detector is related to.

Background

The rotating speed is used as the most important test parameter of the centrifuge and is an important item in centrifuge test, the accuracy of the rotating speed of the centrifuge is an important standard for measuring whether the experimental result of the reagent to be centrifuged is accurate, the original centrifuge is a large-scale centrifuge, the rotating speed is high, when the reagent is centrifuged, because the rotating speed is high, the rotating speed detected by the centrifuge per se can have an error with the actual centrifugal rotating speed of the reagent, the number of turns and the time of the rotation when the reagent is centrifuged can not be effectively judged, and therefore the accuracy of the reagent centrifugation detection result can be influenced.

SUMMERY OF THE UTILITY MODEL

In order to solve above centrifuge centrifugation rotational speed accuracy and have the error easily, can't be as the technical problem who weighs the standard for the testing result, the utility model provides a built-in centrifuge detector.

The technical problem of the utility model is realized through following technical scheme: a built-in centrifugal machine detector comprises a centrifugal machine main body, wherein a centrifugal cavity is arranged in the centrifugal machine main body, a centrifugal rotor disc is rotatably installed in the centrifugal cavity, and a machine cover is arranged at the upper part of the centrifugal cavity; the device comprises a slot assembly, a magnetic core block and a centrifugal detection unit; a slot assembly is embedded and installed on the centrifugal rotor disc; a magnetic core block is arranged in the slot assembly; and a centrifugal detection unit is arranged outside the centrifuge main body.

Through using above technical scheme, set up the magnetic core piece on the slot subassembly in the centrifuge main part, thereby replace original one of them reagent detection position, the magnetic field that forms is used for detecting centrifuge actual rotational speed through external centrifugal detecting element cooperation magnetic core piece rotation in-process simultaneously, thereby can obtain the data of dual centrifugal detection rotational speed, through the contrast of two sets of centrifugal rotational speed detection data, thereby confirm that centrifuge's rotational speed error satisfies reagent centrifugation rotational speed demand, guarantee the accuracy of experimental result.

Preferably, the centrifugal detection unit comprises a magnetic inductor, a controller, a counter module and a timer module, wherein an output end of the magnetic inductor is in communication connection with an input end of the controller, and an output end of the controller is in communication connection with input ends of the counter module and the timer module respectively.

Through using above technical scheme, the magnetic inductor is used for the magnetic field intensity of response core piece along with centrifuge rotor pivoted, thereby gives counter module and time-recorder module with the signal transmission through the controller, through the data message that obtains on time-recorder module and the counter module to obtain centrifuge's reagent rotational speed, thereby data contrast judges whether centrifuge rotational speed error is in the experiment requirement scope.

Preferably, the slot assembly comprises a slot cylinder, a slot base and a slot plate group; the lower part of the slot cylinder is in threaded connection with a slot base, a slot plate group is arranged in the cylinder body of the slot cylinder, and a magnetic core block is embedded in the slot plate group.

Through using above technical scheme, slot subassembly and centrifuge rotor are detachable mounting means, and slot plate group is used for placing reagent pipe and magnetic core piece to be convenient for more lay reagent pipe, the lay position of a set of reagent pipe wherein is as the lay position of magnetic core piece simultaneously, and then be used for the important signal transmission subassembly of detection to centrifuge rotational speed.

Preferably, the slot plate group comprises a first slot plate and a second slot plate, the first slot plate is arranged at the upper part of the inner cavity of the slot cylinder, and the first slot plate is provided with a plurality of slot through holes; the second slot board is arranged at the lower part of the inner cavity of the slot cylinder, and is provided with a plurality of slot supporting holes which are matched with the slot through holes; and magnetic core blocks are arranged in the slot supporting holes and the slot through holes in a single group.

Preferably, the upper end and the lower end of the inner cavity of the slot cylinder are provided with clamping grooves, and the slot plate group is connected with the slot cylinder in a clamping manner through the clamping grooves.

Through using above technical scheme, the mode that the joint of slot board group and slot section of thick bamboo was connected can have satisfied and has realized that relative position is fixed with a slot section of thick bamboo, prevents to cause the displacement collision at high-speed centrifugation in-process to the reagent pipe that sets up on it, and the one-to-one of slot through-hole and slot support hole has guaranteed not to interfere the collision between every centrifugation reagent pipe simultaneously.

Preferably, a rotor groove is further formed in the bottom of the slot base, and the slot base is engaged with the bottom of the centrifugal rotor disc through the rotor groove.

To sum up, the utility model discloses following beneficial effect has:

1. the utility model discloses a built-in centrifuge detector adopts magnetic core piece and centrifugal detecting element complex mode, it rotates along with reagent pipe synchronization to set up the magnetic core piece in a set of slot on the slot subassembly for placing reagent pipe, the magnetic field strength that relies on magnetic core piece to produce simultaneously is detected by centrifugal detecting element, the data that obtain through time-recorder and counter are used for the rotational speed data contrast with centrifuge, and then the contrast through two sets of centrifugal rotational speed detected data, thereby confirm that centrifuge's rotational speed error satisfies reagent centrifugation rotational speed demand, guarantee the accuracy of experimental result.

2. Simultaneously, slot subassembly and centrifuge rotor are detachable mounting means, and slot plate group is used for placing reagent pipe and magnetic core piece to be convenient for more lay reagent pipe, the laying position of a set of reagent pipe wherein is simultaneously as the laying position of magnetic core piece, and then be used for the important signal transmission subassembly of detection to centrifuge rotational speed.

3. And the slot plate group is connected with the slot tube in a clamping manner, so that the relative position fixation with the slot tube can be realized, the reagent tubes arranged on the slot tube are prevented from displacement collision in the high-speed centrifugation process, and meanwhile, the slot through holes and the slot support holes are in one-to-one correspondence, so that the interference collision among every two centrifugal reagent tubes is avoided.

Drawings

FIG. 1 is a schematic view of a centrifuge body and its mounting structure;

FIG. 2 is a diagram of an electric control system of the centrifugal test unit;

FIG. 3 is a cross-sectional view of a socket assembly;

FIG. 4 is a top view of a socket assembly structure;

fig. 5 is an enlarged schematic view of a portion a of fig. 3.

Description of reference numerals:

1. a centrifuge body; 2. a centrifugal chamber; 3. a centrifugal rotor disk; 4. a machine cover; 5. a socket assembly; 51. a slot drum; 52. a socket base; 53. a slot plate group; 531. a first slot board; 532. a second slot plate; 54. a slot through hole; 55. slot support holes; 56. a clamping groove; 6. a magnetic core block; 7. a centrifugal detection unit; 71. a magnetic inductor; 72. a controller; 73. a counter module; 74. a timer module; 8. a rotor slot.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations set forth in the following description of the specific embodiments.

The embodiment discloses a built-in centrifuge detector, as shown in fig. 1-5, which includes a centrifuge body 1, a centrifugal cavity 2 is arranged in the centrifuge body 1, meanwhile, a cover 4 is rotatably mounted on the centrifuge body 1 on the upper part of the centrifugal cavity 2 for sealing the centrifugal cavity 2 to form a closed working environment, a centrifugal rotor disc 3 is rotatably mounted in the centrifugal cavity 2, a rotor motor for driving the rotor to rotate is mounted at the bottom of the centrifugal rotor disc 3, and the built-in centrifuge detector also includes a slot assembly 5, a magnetic core block 6 and a centrifugal detection unit 7; four slot assemblies 5 are sequentially embedded and installed on the centrifugal rotor disc 3 along the rotating direction; the slot assembly 5 and the centrifugal rotor disc 3 are detachably mounted, so that reagent tubes can be conveniently filled, specifically, a rotor groove 8 is arranged at the bottom of the slot base 52, the rotor groove 8 can be of a square structure, and meanwhile, a rotor plug pin matched with the rotor groove 8 is also arranged on the centrifugal rotor disc 3, so that the centrifugal rotor disc 3 and the slot assembly 5 are connected in a plugging and pulling manner, and the slot assembly 5 is prevented from rotating relatively on the centrifugal rotor disc 3; a magnetic core block 6 is arranged in one group of the slot assemblies 5, and a centrifugal detection unit 7 is arranged outside the centrifuge main body 1 for detecting a magnetic field strength signal of the magnetic core block 6 and outside the centrifuge main body 1.

The method specifically comprises the following steps: as shown in fig. 2, the centrifugal detection unit 7 comprises a magnetic sensor 71, a controller 72, a counter module 73 and a timer module 74, wherein an output end of the magnetic sensor 71 is communicatively connected to an input end of the controller 72, and an output end of the controller 72 is communicatively connected to input ends of the counter module 73 and the timer module 74, respectively.

The slot assembly 5 comprises a slot cylinder 51, a slot base 52 and a slot plate group 53; the bottom of the slot cylinder 51 is connected with a slot base 52 through threads, a slot plate group 53 is arranged in the cylinder body of the slot cylinder 51, and the magnetic core block 6 is embedded in the slot plate group 53; the method comprises the following specific steps: the slot plate group 53 comprises a first slot plate 531 and a second slot plate 532, a plurality of clamping grooves 56 are vertically formed in the upper end portion and the lower end portion of the inner cavity of the slot cylinder 51, and the slot plate group 53 is connected with the slot cylinder 51 in a clamping mode through the clamping grooves 56; the first slot plate 531 is connected with the clamping groove 56 on the upper part of the inner cavity of the slot cylinder 51 in a clamping manner, and a plurality of slot through holes 54 are formed in the first slot plate 531; the slot through hole 54 is used for supporting the upper part of the reagent tube; the second slot plate 532 is connected with the clamping groove 56 at the lower part of the inner cavity of the slot cylinder 51 in a clamping way, a plurality of slot supporting holes 55 are arranged on the second slot plate 532 for bearing the bottom of the reagent tube, and the slot supporting holes 55 are matched with the slot through holes 54; the magnetic core block 6 is inserted in the inner cavity of one group of the slot supporting holes 55 and the slot through hole 54,

the working principle of the utility model is that reagent tubes to be centrifuged are placed on the slot assemblies 5, and a magnetic core block 6 is arranged on one group of slot assemblies 5; when the centrifugal machine is started to work to drive the centrifugal rotor disc to rotate, the magnetic core blocks 6 rotate along with the centrifugal rotor disc, the intensity of a magnetic field generated by the magnetic core blocks 6 is sensed through the magnetic inductor 71 arranged outside, when the magnetic inductor 71 is contacted with a magnetic induction signal for the first time, the controller 72 transmits a signal to the counter module 73 to start counting and the timer module 74 to start timing, when the magnetic inductor stops induction, the controller 72 transmits a signal to the timer module 74 to stop timing, and simultaneously transmits a signal to the counter module 73 to stop counting; and obtaining measured rotating speed data according to the data obtained by the timer module 74 and the counter module 73, and further performing error comparison with the rotating speed data of the centrifuge so as to judge whether the error requirements are met.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes to be applied in other fields, but all the technical matters of the present invention are not departed from the technical contents of the present invention, and any simple modification and equivalent changes made to the above embodiments according to the technical matters of the present invention still belong to the protection scope of the technical solution of the present invention.

Claims (6)

1. A built-in centrifuge detector comprises a centrifuge body (1), wherein a centrifugal cavity (2) is arranged in the centrifuge body (1), a centrifugal rotor disc (3) is rotatably mounted in the centrifugal cavity (2), and a cover (4) is arranged at the upper part of the centrifugal cavity (2); the method is characterized in that: the device comprises a slot assembly (5), a magnetic core block (6) and a centrifugal detection unit (7); a slot assembly (5) is embedded and installed on the centrifugal rotor disc (3); a magnetic core block (6) is arranged in the slot component (5); a centrifugal detection unit (7) is arranged outside the centrifuge body (1).

2. The apparatus of claim 1, wherein: centrifugal detecting element (7) include magnetic inductor (71), controller (72), counter module (73) and timer module (74), the output communication of magnetic inductor (71) is connected in the input of controller (72), the output of controller (72) respectively with the input communication connection of counter module (73) and timer module (74).

3. The apparatus of claim 1, wherein: the slot assembly (5) comprises a slot cylinder (51), a slot base (52) and a slot plate group (53); the lower part of the slot cylinder (51) is in threaded connection with a slot base (52), a slot plate group (53) is arranged in the cylinder body of the slot cylinder (51), and the magnetic core block (6) is embedded in the slot plate group (53).

4. The built-in centrifuge tester of claim 3, wherein: the slot plate group (53) comprises a first slot plate (531) and a second slot plate (532), the first slot plate (531) is arranged at the upper part of the inner cavity of the slot cylinder (51), and a plurality of slot through holes (54) are formed in the first slot plate (531); the second slot board (532) is arranged at the lower part of the inner cavity of the slot cylinder (51), a plurality of slot supporting holes (55) are formed in the second slot board (532), and the slot supporting holes (55) are matched with the slot through holes (54); and magnetic core blocks (6) are arranged in the single group of slot supporting holes (55) and the slot through holes (54).

5. The apparatus of claim 4, wherein: the upper end and the lower end of the inner cavity of the slot cylinder (51) are provided with clamping grooves (56), and the slot plate group (53) is connected with the slot cylinder (51) in a clamping manner through the clamping grooves (56).

6. The built-in centrifuge tester of claim 3, wherein: the bottom of the slot base (52) is further provided with a rotor groove (8), and the slot base (52) is connected with the bottom of the centrifugal rotor disc (3) in a clamping mode through the rotor groove (8).

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