CN217569180U

CN217569180U - Automatic change centrifuge

Info

Publication number: CN217569180U
Application number: CN202221516657.XU
Authority: CN
Inventors: 史历; 武育荣; 黎沐林; 魏强
Original assignee: Zhejiang Haodong Technology Co ltd
Current assignee: Zhejiang Haodong Technology Co ltd
Priority date: 2022-06-16
Filing date: 2022-06-16
Publication date: 2022-10-14
Anticipated expiration: 2032-06-16

Abstract

The utility model discloses an automatic centrifuge, which comprises a shell, a door cover, a window mechanism, a driving system and a multi-station horizontal rotor, wherein the door cover is provided with a window; the door cover is hinged to the top of the shell, and a centrifugal cavity is formed between the shell and the door cover; the window mechanism is arranged in the door cover and used for covering or opening the window; the driving system is fixed inside the shell; the multi-station horizontal rotor is arranged at the top of the driving system and is positioned in the centrifugal cavity. The utility model discloses with manipulator interactive cooperation for separation process has realized automation, serialization and unmanned, has reached resources are saved, the effect of raising the efficiency.

Description

Automatic change centrifuge

Technical Field

The utility model relates to a centrifuge technical field, more specifically the utility model relates to an automatic change centrifuge that says so.

Background

With the rapid development of national economy and the continuous rising of labor cost, the automatic mechanical operation is often preferentially adopted to replace operations with large volume, strong repeatability and high labor intensity, thereby achieving the purposes of reducing the industrial cost and improving the production efficiency. For example, blood sample analysis at a central blood station, blood test at hospitals and sample separation in other fields all involve a centrifugation process, which has very strong repeatability and regularity and needs a lot of manpower and material resources to perform reciprocating operation and transportation.

However, the conventional centrifuge cannot be applied to an automation production line, and the automation degree needs to be improved.

Therefore, it is an urgent problem to provide an automated centrifuge with high automation degree.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides an automatic change centrifuge, the commonality is wide, interactive strong, the continuity is good.

In order to realize the purpose, the utility model adopts the following technical scheme:

an automated centrifuge comprising a housing, further comprising:

the door cover is provided with a window; the door cover is hinged to the top of the shell, and a centrifugal cavity is formed between the shell and the door cover;

the window mechanism is arranged in the door cover and used for covering or opening the window;

a drive system fixed inside the housing;

the multi-station horizontal rotor is installed at the top of the driving system and is positioned in the centrifugal cavity.

Through taking above scheme, the beneficial effects of the utility model are that:

the utility model discloses with manipulator interactive cooperation for separation process has realized automation, serialization and unmanned, has reached resources are saved, the effect of raising the efficiency.

Further, the multi-station horizontal rotor comprises a rotor body, a plurality of hanging baskets and a plurality of adapters, wherein the rotor body comprises a plurality of Y-shaped arms which are connected into a whole; the hanging baskets are respectively hung in the Y-shaped arms through hanging pins; the plurality of adapters are respectively placed in the plurality of baskets.

The beneficial effect that adopts above-mentioned further technical scheme to produce is, has long-lived, the precision is high, the dynamic balance is good, used repeatedly and safe and reliable's characteristics.

Further, the driving system comprises a servo driver, a servo motor and a driving shaft, wherein the servo driver is installed inside the shell; the servo motor is arranged in the shell and is electrically connected with the servo driver; the bottom end of the driving shaft is fixedly connected with an output shaft of the servo motor, and the top end of the driving shaft is fixedly connected with the center of the rotor body.

Further, the centrifugal fan also comprises an evaporator and a compressor, wherein the evaporator is arranged in the shell and is positioned at the periphery of the centrifugal cavity; the compressor is installed in the shell and is connected with the evaporator through a pipeline.

The beneficial effect who adopts above-mentioned further technical scheme to produce does, and the compressor provides the cold source for the evaporimeter to the evaporimeter guarantees that centrifugal chamber internal environment is stable.

The water receiving plate is fixed in the shell and close to the bottom; the top end of the connecting pipe is connected with a water outlet pipe of the evaporator, and the bottom end of the connecting pipe extends into the water pan.

The beneficial effect that adopts above-mentioned further technical scheme to produce is, concentrate the comdenstion water and discharge, easily follow-up collection and processing.

Furthermore, the water pan comprises a square box body, a plurality of hollow columns and a drain pipe, and the bottom of the square box body is provided with a drain hole; the square box body is fixed inside the shell and is positioned below the compressor; the plurality of hollow columns are fixed to the top of the box bottom of the square box body, and the compressor is fixed to the tops of the plurality of hollow columns through bolts; the drain pipe is installed on the drain hole and extends out of the shell.

Adopt the beneficial effect that above-mentioned further technical scheme produced to be for, hollow column can guarantee that the compressor bottom does not soak in the condensate water in square box body.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic diagram of a three-dimensional structure of an automatic centrifuge according to the present invention;

fig. 2 is a top view of an automatic centrifuge according to the present invention;

fig. 3 is a front view of an automatic centrifuge according to the present invention;

FIG. 4 isbase:Sub>A sectional view taken along section A-A of FIG. 2;

FIG. 5 is a cross-sectional view taken along section B-B of FIG. 3;

fig. 6 is a top view of a multi-station horizontal rotor according to the present invention;

fig. 7 is a schematic structural view of the water pan provided by the present invention.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-7, the embodiment of the utility model discloses an automatic centrifuge, including casing 1, door closure 2, window mechanism 3, actuating system 4 and multistation horizontal rotor 5, wherein casing 1 is as main supporting body, and the square body is formed by the steel sheet of different thickness through die forming, tailor welding and spraying plastics, and its intensity, rigidity and stability are good; the door cover 2 is provided with a window 21, and in the embodiment, the structure of the door cover 2 is described in detail in a patent with an application number of 2019222093355; the door cover 2 is hinged to the top of the shell 1, and in the embodiment, the centrifugal cavity 11 is formed between the shell 1 and the door cover 2 through the hinge connection, so that the door cover 2 can be opened to maintain or overhaul the multi-station horizontal rotor 5; the window mechanism 3 (the specific structure of the window mechanism 3 in this embodiment is disclosed in the patent with the application number of 201922208955.7) is installed inside the door cover 2 and is used for covering or opening the window 21, i.e., the window 21 is automatically opened and closed, so that the manipulator can conveniently grab the adapter 53 for free interaction and placing the multi-station horizontal rotor 5; the driving system 4 is fixed inside the shell 1; the multi-station horizontal rotor 5 is arranged on the top of the driving system 4 and is positioned in the centrifugal cavity 11. The utility model discloses with the mutual cooperation of manipulator for separation process has realized automation, serialization and unmanned, has reached resources are saved, the effect of raising the efficiency.

Specifically, the multi-station horizontal rotor 5 comprises a rotor body 51, a plurality of baskets 52 and a plurality of adapters 53, wherein the rotor body 51 comprises a plurality of integrally connected Y-shaped arms; the hanging baskets 52 are respectively hung in the Y-shaped arms through hanging pins; a plurality of adapters 53 are placed respectively in a plurality of hanging flower baskets 52, and the main function is to hold the test tube of different capacity, pipe diameter, guarantees that automatic centrifuge has better commonality. In the present embodiment, the multi-station horizontal rotor 5 is selected as the horizontal rotor disclosed in application No. 202022626900.0, the structure of the hanging basket 52 is described in detail in application No. 2020207092753, and the structure of the adapter 53 is described in application No. 20202070927.

Specifically, the driving system 4 includes a servo driver 41, a servo motor 42 and a driving shaft 43, the servo driver 41 is installed inside the housing 1, and mainly provides vector-controlled current, voltage, position signal or instruction for the servo motor 42; the servo motor 42 is arranged in the shell 1 and electrically connected with the servo driver 41, and is mainly used for providing power for the driving shaft 43 and simultaneously carrying out accurate station positioning and station switching; the bottom end of the driving shaft 43 is fixedly connected with the output shaft of the servo motor 42, and the top end (driving shaft head) of the driving shaft 43 is fixedly connected with the center of the rotor body 51, and is used for supporting and positioning the rotor body 51 and driving the rotor body 51 to do high-speed circular motion.

Specifically, the centrifugal fan further comprises an evaporator 6 and a compressor 7, wherein the evaporator 6 is installed inside the casing 1 and located at the periphery of the centrifugal cavity, and in the embodiment, the structure of the evaporator 6 is described in detail in the patent with application number 2020207092927; the compressor 7 is installed inside the casing 1 and connected with the evaporator 6 through a pipeline to provide a cold source for the evaporator 6.

Because the environmental temperature in the centrifugal cavity 11 may be lower than the dew point, so that the surfaces of the components in the centrifugal cavity 11 generate condensed water and gather at the bottom of the evaporator 6, the present embodiment further includes a water pan 8 and a connecting pipe 9, the water pan 8 is fixed inside the casing 1 near the bottom; the top end of the connecting pipe 9 is connected with the water outlet pipe 61 of the evaporator 6, and the bottom end of the connecting pipe 9 extends into the water pan 8, so that condensed water in the evaporator 6 is guided into the water pan 8, and the condensed water is collected in a centralized manner.

Specifically, the water pan 8 comprises a square box body 81, a plurality of hollow columns 82 and a drain pipe 83, and the bottom of the square box body 81 is provided with a drain hole; the square box 81 is fixed in the shell 1 and positioned below the compressor 7, and collects the condensed water on the surface of the compressor 7 while collecting the condensed water of the evaporator 6; the plurality of hollow columns 82 are all fixed at the top of the box bottom of the square box body 81, so that bolts can conveniently penetrate through and fix the compressor 7, and the bottom of the compressor 7 is not soaked in condensed water; the drain pipe 83 is installed on the drain hole and extends out of the shell 1, and the drain pipe 83 is convenient for draining condensed water and can be directly sleeved in a hose to be led out to the outside of the shell 1 for treatment.

The utility model discloses a working process:

before preparation for centrifugation, the window mechanism 3 moves to automatically open the window 21, then the manipulator grabs the adapter 53 full of test tubes from the workbench and slowly places the adapter 53 in the hanging basket 52 on the station a through the window 21, then the servo motor 42 drives the driving shaft 43, so that the station b of the rotor body 51 moves to the position right below the window 21, the manipulator continues to perform the action of grabbing the adapter 53 and places the adapter in the corresponding hanging basket 52, and the placing actions of the station c and the station d are sequentially and repeatedly performed; then, the window mechanism 3 is actuated to automatically close the window 21, and then the sample centrifugation is performed. After centrifugation, the window mechanism 3 acts to automatically open the window 21, the manipulator grabs the adapter 53 from the station a and places the adapter 53 full of test tubes on the workbench, and places the adapter 53 full of test tubes in the hanging basket 52 of the station a, and then the actions are sequentially executed from the station b, the station c and the station d, and the operation is repeated in this way, so that continuous and automatic flow production is realized. Of course, the number of the stations depends on the number of the baskets 52 on the rotor body 51, and may be any one of 2 stations, 4 stations, 6 stations, and 8 stations, and at this time, the servo driver 41 and the servo motor 42 jointly form a driving system, so that after the servo motor 42 performs zero position alignment, positioning of different numbers of stations and switching between the stations are realized by defining a considerable number of pulse signals, and the repetitive cycle of actions and the relative accuracy of the positioning positions are ensured.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. An automated centrifuge comprising a housing, further comprising:

a drive system fixed inside the housing;

2. The automated centrifuge of claim 1, wherein the multi-station horizontal rotor comprises a rotor body, a plurality of baskets, and a plurality of adapters, the rotor body comprising a plurality of integrally connected Y-arms; the hanging baskets are respectively hung in the Y-shaped arms through hanging pins; the plurality of adapters are respectively placed in the plurality of baskets.

3. An automated centrifuge according to claim 2, wherein the drive system comprises a servo drive, a servo motor and a drive shaft, the servo drive being mounted inside the housing; the servo motor is arranged in the shell and is electrically connected with the servo driver; the bottom end of the driving shaft is fixedly connected with an output shaft of the servo motor, and the top end of the driving shaft is fixedly connected with the center of the rotor body.

4. The automated centrifuge of claim 1, further comprising an evaporator and a compressor, wherein the evaporator is mounted inside the housing and is located at the periphery of the centrifugal chamber; the compressor is arranged in the shell and is connected with the evaporator through a pipeline.

5. The automated centrifuge of claim 4, further comprising a drip tray and a connecting tube, wherein the drip tray is secured within the housing proximate the bottom; the top end of the connecting pipe is connected with a water outlet pipe of the evaporator, and the bottom end of the connecting pipe extends into the water pan.

6. The automatic centrifuge of claim 5, wherein the water pan comprises a square box body, a plurality of hollow columns and a drain pipe, and the bottom of the square box body is provided with a drain hole; the square box body is fixed inside the shell and is positioned below the compressor; the plurality of hollow columns are fixed to the top of the box bottom of the square box body, and the compressor is fixed to the tops of the plurality of hollow columns through bolts; the drain pipe is installed on the drain hole and extends out of the shell.