CN203140171U

CN203140171U - Centrifuge

Info

Publication number: CN203140171U
Application number: CN 201320051123
Authority: CN
Inventors: 吴学如; 邹雄
Original assignee: ZHUHAI HEMA MEDICAL INSTRUMENT CO Ltd
Current assignee: ZHUHAI HEMA MEDICAL INSTRUMENT CO Ltd
Priority date: 2013-01-29
Filing date: 2013-01-29
Publication date: 2013-08-21
Anticipated expiration: 2023-01-29

Abstract

The utility model discloses a centrifuge which comprises a bottom shell and a top cover. The upper end face of the bottom shell is covered with the top cover in a fastened manner, a motor is mounted at the bottom of the bottom shell, a rotation shaft of the motor is connected with an upper turntable and a lower turntable which are vertically arranged, the motor and the upper turntable and the lower turntable on the rotation shaft of the motor are mounted in the whole bottom shell, even fixing grooves for fixedly holding perforated plates are correspondingly and uniformly distributed on the upper turntable and the lower turntable respectively, at least two symmetric pickup ports facilitating observation are arranged on the upper end face of the bottom shell, and the perforated plates are conveniently picked from and placed in the fixing grooves through the pickup ports.

Description

A kind of centrifuge

[technical field]

The utility model relates to centrifugation apparatus, relates in particular to a kind of centrifuge.

[background technology]

In present field of medical examination, particularly medical science and the molecular biology, need apply to a large amount of fluid separation applications experiments.For example, traditional PCR (PCR) before use after, the extension of porous plate need be dripped and separate totally, remaining extension drips in the porous plate in order to remove, centrifugation dewaters to porous plate generally to adopt centrifuge.And there is natural defective in traditional centrifuge, centrifuge base upper surface only arranges the placement window of a porous plate, and when experiment, centrifuge symmetry is simultaneously placed two porous plates, put a porous plate less, will cause centrifuge because the rotor unbalance loading causes the centrifuge eccentric rotary, can't operate as normal, do not reach centrifugal purpose; Also require the perforate of porous plate to spread out if mistake is put into the experiment reagent that may make on the porous plate in addition inwardly.

[utility model content]

The utility model provides a kind of being convenient to observe, and is simple to operate, change a kind of centrifuge easily.

In order to realize the foregoing invention purpose, the technical solution adopted in the utility model is:

A kind of centrifuge comprises drain pan and top cover, and the top cover button covers in the upper surface of drain pan, and the drain pan bottom is equipped with motor, and the rotating shaft of motor is connected with top rotary table and the lower rotary table of upper and lower setting, and the upper and lower rotating disk in motor and the rotating shaft thereof is installed in the whole drain pan; Correspondingly respectively on described top rotary table and the lower rotary table be evenly equipped with the holddown groove that even number is used for the fixed placement porous plate, on the drain pan upper surface, offer two symmetrically arranged pickup mouths of being convenient to observe and from described holddown groove, pick and place porous plate at least.

Aforesaid a kind of centrifuge, described top cover upset is articulated in drain pan upper surface one side.

Aforesaid a kind of centrifuge, the rotating shaft top of described motor stretch out the upper surface of drain pan and a knob are installed.

Aforesaid a kind of centrifuge, described top cover are a transparency cover.

Aforesaid a kind of centrifuge, the quantity of the described pickup mouth that symmetry is offered on the drain pan upper surface is corresponding with the quantity of holddown groove.

Aforesaid a kind of centrifuge, the quantity of the described pickup mouth that symmetry is offered on the drain pan upper surface is 4.

Aforesaid a kind of centrifuge correspondingly respectively on described top rotary table and the lower rotary table is evenly equipped with 2 or 4 or 6 or 8 holddown grooves that are used for the fixed placement porous plate.

Aforesaid a kind of centrifuge, described porous plate are microwell plate or ELISA Plate.

The beneficial effects of the utility model are:

Because the utility model offers two symmetrically arranged pickup mouths of being convenient to observe and pick and place microwell plate or ELISA Plate from described holddown groove at least on the drain pan upper surface, rotary turnplate, even number is distributed in the holddown groove that is used for fixed placement microwell plate or ELISA Plate on described top rotary table and the lower rotary table, just can be paired appear at below the pickup mouth, just some holddown grooves can not occur has placed microwell plate or ELISA Plate, and forgets the situation of placing microwell plate or ELISA Plate in another holddown groove symmetrically arranged with it.Therefore with regard to not producing centrifuge because upper and lower rotating disk unbalance loading and eccentric rotary.In addition, more in pickup mouth quantity, even when consistent with holddown groove quantity, in a kind of use of centrifuge, by the pickup mouth, handled easily is saved and is taken the time, can directly observe microwell plate or ELISA Plate in each holddown groove, whether anti-leak-stopping is put the placement direction of porous plate or porous plate wrong, avoids leak putting and wrongly put porous plate and cause the experiment reagent on it to spread out.Transparency cover is set, also can be so that confirm that before starting the centrifuge rotation microwell plate or ELISA Plate are to place in pairs.

[description of drawings]

Fig. 1 is the sectional structure schematic diagram of the utility model embodiment one;

Fig. 2 is the perspective view of the utility model embodiment one;

Fig. 3 is the plan structure enlarged diagram of the utility model embodiment two.

[specific embodiment]

Embodiment one

A kind of centrifuge, as depicted in figs. 1 and 2, comprise drain pan 1 and top cover 2, top cover 2 buttons cover in the upper surface of drain pan 1, top cover 1 is a transparency cover, drain pan 1 bottom is equipped with motor 3, and the rotating shaft 30 of motor 3 is connected with top rotary table 4 and the lower rotary table 5 of upper and lower setting, and the upper and lower rotating disk in motor 3 and the rotating shaft 30 thereof (4,5) is installed in the whole drain pan 1; Be evenly equipped with two holddown grooves 6 that are used for fixed placement microwell plate or ELISA Plate on described top rotary table 4 and the lower rotary table 5 respectively, offer two symmetrically arranged pickup mouths 7 of being convenient to observe and from described holddown groove, pick and place microwell plate or ELISA Plate in drain pan 1 upper surface.

Wherein, top cover 2 upsets are articulated in drain pan 1 upper surface one side, rotating shaft 30 tops of described motor 3 are stretched out the upper surface of drain pan 1 and a knob 8 are installed, by the upper and lower rotating disk (4,5) in knob 8 manual electric rotating machine 3 rotating shafts 30, make the holddown groove 6 on the upper and lower rotating disk (4,5) corresponding with pickup mouth 7 positions on drain pan 1 upper surface, be convenient to observe and pick and place microwell plate or ELISA Plate.

During work, open transparent top cover, after in the holddown groove 6 of top rotary table 4 and lower rotary table 5 one sides, inserting a microwell plate or ELISA Plate, by means of symmetrically arranged two pickup mouths, in the holddown groove 6 of an other side, insert an other microwell plate or ELISA Plate simultaneously, whether place mistake by microwell plate or ELISA Plate that the pickup mouth 7 on drain pan 1 upper surface can also be observed respectively in each holddown groove 6, confirming to cover top cover after microwell plate or ELISA Plate are not put or misplaced in leakage.Whether can also observe microwell plate or ELISA Plate by transparency cover after covering top cover places in pairs.Start this machine work then.

Embodiment two

As shown in Figure 3, be with embodiment one unique difference, correspondingly respectively on described top rotary table 4 and the lower rotary table 5 be evenly equipped with 4 holddown grooves 6 that are used for fixed placement microwell plate or ELISA Plate, the quantity of the described pickup mouth 7 that symmetry is offered on the drain pan upper surface also is 4 accordingly.Like this, when this a kind of centrifuge is worked, can the more microwell plate of single treatment or ELISA Plate.

The above embodiment for preferred embodiment of the present utility model, is not to limit practical range of the present utility model with this just; Obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment, and for example, holddown groove 6 numbers that arrange on top rotary table 4 and the lower rotary table 5 are not limited to 2 and 4, and the number of holddown groove can be 6,8 or other even numbers.Equally, observe and pick and place microwell plate or ELISA Plate for convenience, the quantity of the described pickup mouth that symmetry is offered on the drain pan upper surface can be corresponding with the quantity of holddown groove.But the quantity of the described pickup mouth that symmetry is offered on the drain pan upper surface should be 2 at least; So that rotary turnplate, even number is distributed in the holddown groove that is used for fixed placement microwell plate or ELISA Plate on described top rotary table and the lower rotary table, just can be paired appear at below the pickup mouth, just some holddown grooves can not occur has placed porous plate, and forgets the situation of placing porous plate in another holddown groove symmetrically arranged with it.When holddown groove quantity greater than 4 the time, the suggestion of the number of described pickup mouth is adopted 4.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that obtains under the creative work prerequisite, all belong to the scope of the utility model protection; The equivalence that all shapes according to the utility model, structure and principle are done changes, and all should be covered by in the protection domain of the present utility model.

Claims

1. a centrifuge comprises drain pan and top cover, and the top cover button covers in the upper surface of drain pan, and the drain pan bottom is equipped with motor, and the rotating shaft of motor is connected with top rotary table and the lower rotary table of upper and lower setting, and the upper and lower rotating disk in motor and the rotating shaft thereof is installed in the whole drain pan; It is characterized in that:

Correspondingly respectively on described top rotary table and the lower rotary table be evenly equipped with the holddown groove that even number is used for the fixed placement porous plate, on the drain pan upper surface, offer two symmetrically arranged pickup mouths of being convenient to observe and from described holddown groove, pick and place porous plate at least.

2. a kind of centrifuge according to claim 1 is characterized in that, the quantity of the described pickup mouth that symmetry is offered on the drain pan upper surface is corresponding with the quantity of holddown groove.

3. a kind of centrifuge according to claim 1 is characterized in that, the quantity of the described pickup mouth that symmetry is offered on the drain pan upper surface is 4.

4. a kind of centrifuge according to claim 1 is characterized in that, described top cover upset is articulated in drain pan upper surface one side.

5. a kind of centrifuge according to claim 1 is characterized in that, the rotating shaft top of described motor is stretched out the upper surface of drain pan and a knob is installed.

6. a kind of centrifuge according to claim 1 is characterized in that, described top cover is a transparency cover.

7. a kind of centrifuge according to claim 1 is characterized in that, correspondingly respectively on described top rotary table and the lower rotary table is evenly equipped with 2 or 4 or 6 or 8 holddown grooves that are used for the fixed placement porous plate.

8. a kind of centrifuge according to claim 1 is characterized in that, described porous plate is microwell plate or ELISA Plate.