CN203695237U - Centrifuge - Google Patents
Centrifuge Download PDFInfo
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- CN203695237U CN203695237U CN201420090738.7U CN201420090738U CN203695237U CN 203695237 U CN203695237 U CN 203695237U CN 201420090738 U CN201420090738 U CN 201420090738U CN 203695237 U CN203695237 U CN 203695237U
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- casing
- upper cover
- centrifuge
- motor
- piston rod
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Abstract
The utility model provides a centrifuge, belongs to the technical field of pharmaceutical equipment and solves the problem of the poor centrifugation effect caused by the fact that top covers cannot be opened automatically after centrifugation of centrifuges in the prior art. The centrifuge comprises a casing, a rotation disc, a fairing and a top cover covering the top of the casing. The edge of one side of the top cover is hinged to the casing, the fairing is fixed at the top of the casing, and a centrifugation cavity is formed between the fairing and the top cover. The rotation disc is arranged in the centrifugation cavity, a motor for driving the rotation disc to rotate is arranged in the casing, a piston cylinder is fixed in the casing, a piston rod of the piston cylinder is upwards, the stretching end of the piston rod abuts against the lower surface of the top cover, and a controller capable of controlling the piston rod of the piston cylinder after the operation of the motor is connected between the piston cylinder and the motor. According to the centrifuge, the top cover can be opened automatically after centrifugation, cooling of the centrifugation cavity and the sample is facilitated, and a good separation effect is provided.
Description
Technical field
The utility model belongs to pharmaceutical equipment technical field, relates to a kind of centrifuge.
Background technology
Centrifuge is the equipment of borrowing centrifugal force separate liquid phase heterodisperse system, according to the difference of the sedimentation coefficient of material, quality, density etc., applies the machine that powerful centrifugal force makes separating substances, concentrates and purify.Centrifuge uses very extensive at pharmaceutical field, centrifuge is all extensively used in blood separation, virus research, DNA research, medicine purification etc.For centrifuge, motor can produce a large amount of heats in the time of high-speed cruising, these heats can make the air themperature in centrifugal chamber rise, if now the temperature in centrifugal chamber can not reduce in time, can make invisible spectro sample temperature raise, it is not only unfavorable to centrifuge itself that temperature continues to raise, and more can have influence on thermally sensitive test sample.
The upper cover of the high speed centrifugal machine for minim using is at present all manual open-type mostly.As Chinese patent (application number: 200520068188.X) discloses a kind of desk type high speed centrifugal machine for minim, comprise cabinet, case lid, rotary head, motor, enterprising air port, exhaust outlet, centrifugal chamber and be positioned at the sealing plate of below, centrifugal chamber.The case lid of this centrifuge is also manual open-type, such centrifuge is after motor end of run, case lid still covers and is located at cabinet top, and centrifugal cavity temperature is higher, if now staff opens case lid not in time, case lid can stop air and outside air in centrifugal chamber to form convection current so, is therefore unfavorable for the cooling of centrifugal chamber and sample thereof, can cause so centrifugal effect bad, there is deviation in testing result.
Summary of the invention
The purpose of this utility model is to have the problems referred to above for existing technology, has proposed a kind of centrifuge, and this centrifuge has the advantages that after motor shuts down, automatically to open upper cover, is convenient to sample cooling.
The purpose of this utility model can realize by following technical proposal: a kind of centrifuge, comprise casing, rotating disk, radome fairing and lid are located at the upper cover at casing top, one lateral edges and the casing of described upper cover are hinged, it is characterized in that, described radome fairing is fixed on casing top, between described radome fairing and upper cover, form centrifugal chamber, described rotating disk is arranged in centrifugal chamber, in casing, be provided with the motor for driving dial rotation, in described casing, be also installed with piston cylinder, the piston rod of described piston cylinder is resisted against towards the external part of upper and piston rod on the lower surface of upper cover, between described piston cylinder and motor, be connected with after motor shuts down can control cylinder the controller that stretches out of piston rod.
Carrying out when centrifugal, the test tube that sample is housed is placed on rotating disk, driven by motor rotating disk High Rotation Speed, thus carry out centrifugal to invisible spectro sample.This centrifuge is after motor shuts down, the piston rod of controller energy control cylinder protrudes upward, and because the external part of piston rod is resisted against the lower surface of upper cover, therefore can be by upper cover jack-up in the process that piston rod protrudes upward, upper cover is opened, thereby be conducive to the cooling of centrifugal chamber and sample thereof, realize good separating effect.
In above-mentioned centrifuge, described piston cylinder is fixed on the inwall at casing top, offers through hole at casing top, and the piston rod of described piston cylinder is passed outside casing by described through hole.As preferably, upper cover is a rectangle upper cover, and a minor face of rectangle upper cover is hinged on casing, and piston cylinder has two, and the piston rod of two piston cylinders is respectively near two edges, long limit of rectangle upper cover.
In above-mentioned centrifuge, described piston rod is near upper cover and the hinged lateral edges of casing.
In above-mentioned centrifuge, the external part of described piston rod is fixed with the push rod cup of being made up of elastomeric material, the lower surface of the described upper cover chute that offer a strip relative to push rod cup, and described push rod cup is slidably arranged in described chute.In upper cover opening process, push rod cup length direction along chute in chute slides, and chute has guide effect, upper cover opening process is stablized smooth and easy.Push rod cup is made up of elastomeric material, can avoid wear phenomenon, protection upper cover.
In above-mentioned centrifuge, described motor is variable-frequency motor.Variable-frequency motor noise is little, it is smooth to turn round, and lifting speed is fast, can promote operating efficiency, saves disengaging time.
In above-mentioned centrifuge, on described radome fairing, be provided with temperature sensor, this temperature sensor is positioned at centrifugal chamber, on described chassis sidewall, is installed with LCD display, and described LCD display is all connected with controller with described temperature sensor.Temperature sensor can detect the temperature in centrifugal chamber, and the temperature signal detecting is passed to controller, then controls the LCD display moment to show centrifugal cavity temperature, ensures the safety of sample.
In above-mentioned centrifuge, the bottom of described radome fairing has ventilating opening, on described, cover to offer and make centrifugal chamber and the extraneous exhaust vent being connected, the bottom of described casing offers air vent, on described casing, be positioned at disposed at air vent and be also provided with the radiator fan that can blow to casing, described radiator fan is connected with controller.Described centrifugal chamber is connected with chassis cavity by described ventilating opening.Motor can produce a large amount of heats in the time of high-speed cruising, these heats can make the air themperature in centrifugal chamber rise, thereby invisible spectro sample temperature is raise, and it is not only unfavorable to centrifuge itself that temperature continues to raise, and more can have influence on thermally sensitive test sample.Therefore, this supercentrifuge arranges radiator fan on casing, blow in centrifugal chamber by radiator fan, can reduce the temperature in centrifugal chamber, and because temperature controller, radiator fan are all connected with controller, therefore controller can, according to the rotating speed of the height control radiator fan of centrifugal cavity temperature, make the temperature of the maintenance optimum in centrifugal chamber, can also avoid radiator fan to continue high rotation speed operation, reduce energy consumption simultaneously.
Compared with prior art, this centrifuge has the following advantages: 1, be provided with piston cylinder at casing top, piston cylinder is by controller control, in the time that motor shuts down, the piston rod of controller energy control piston cylinder stretches out and upper cover is opened, be conducive to the cooling of centrifugal chamber and sample thereof, thereby realize good separating effect; 2, LCD large display screen, can show all operational factors, facilitates data to read, and has avoided the trouble of data exchange; 3, exclusive centrifugal cavity temperature shows, ensures the safety of sample; 4, adopt variable-frequency motor, therefore there is faster add/rate of deceleration, can within the shorter time, separate more sample.
Brief description of the drawings
Fig. 1 is sectional structure schematic diagram of the present utility model.
In figure, 1, casing; 1a, through hole; 1b, air vent; 2, rotating disk; 3, radome fairing; 4, upper cover; 4a, chute; 4b, exhaust vent; 5, centrifugal chamber; 6, motor; 7, piston cylinder; 7a, piston rod; 8, controller; 9, push rod cup; 10, temperature sensor; 11, LCD display; 12, ventilating opening; 13, radiator fan.
Detailed description of the invention
Be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
With reference to Fig. 1, this centrifuge comprises that casing 1, rotating disk 2, radome fairing 3 and lid are located at the upper cover 4 at casing 1 top, one lateral edges and the casing 1 of upper cover 4 are hinged, radome fairing 3 is fixed on casing 1 top, between radome fairing 3 and upper cover 4, form centrifugal chamber 5, rotating disk 2 is arranged in centrifugal chamber 5, is provided with the motor 6 that drives rotating disk 2 to rotate in casing 1, and motor 6 is preferably variable-frequency motor.Casing 1 is also installed with piston cylinder 7, particularly, this piston cylinder 7 is fixed on the inwall at casing 1 top, offer through hole 1a at casing 1 top, the piston rod 7a of piston cylinder 7 is towards upper and passed by through hole 1a, and the external part of piston rod 7a is fixed with the push rod cup 9 of being made up of elastomeric material, the lower surface of the upper cover 4 chute 4a that offer a strip relative to push rod cup 9, push rod cup 9 is slidably arranged in chute 4a, and piston rod 7a is near the hinged lateral edges of upper cover 4 and casing 1.As preferably, piston cylinder 7 is cylinder, and upper cover 4 is a rectangle upper cover 4, and a minor face of rectangle upper cover 4 is hinged on casing 1, and piston cylinder 7 has two, and the piston rod 7a of two piston cylinders 7 is respectively near two edges, long limit of rectangle upper cover 4.The piston rod 7a that is connected with energy control cylinder after motor 6 shuts down between piston cylinder 7 and motor 6 stretches out and opens the controller 8 of upper cover 4.Carrying out when centrifugal, the test tube that sample is housed is placed on rotating disk 2, and motor 6 drives rotating disk 2 High Rotation Speeds, thereby carries out centrifugal to invisible spectro sample.In the time that motor 6 shuts down, the piston rod 7a of controller 8 energy control cylinders protrudes upward, and can, by upper cover 4 jack-up, upper cover 4 be opened, thereby be conducive to the cooling of centrifugal chamber 5 and sample thereof in the process that piston rod 7a protrudes upward, and realizes good separating effect.
With reference to Fig. 1, this centrifuge is also provided with temperature sensor 10 on radome fairing 3, and this temperature sensor 10 is positioned at centrifugal chamber 5, on casing 1 sidewall, is installed with LCD display 11, and LCD display 11 is all connected with controller 8 with temperature sensor 10.Temperature sensor 10 can detect the temperature in centrifugal chamber 5, and the temperature signal detecting is passed to controller 8, then controls 11 moment of LCD display to show the interior temperature in centrifugal chamber 5, ensures the safety of sample.The bottom of radome fairing 3 has ventilating opening 12, on upper cover 4, offer and make centrifugal chamber 5 and the extraneous exhaust vent 4b being connected, the bottom of casing 1 offers air vent 1b, and on casing 1, being positioned at that air vent 1b place is also provided with can be to the radiator fan 13 of casing 1 air-supply, and radiator fan 13 is connected with controller 8.Centrifugal chamber 5 is by ventilating opening 12 and casing 1 intracavity inter-connection.Radiator fan 13 is to the interior air-supply in centrifugal chamber 5, can reduce the temperature in centrifugal chamber 5, and because temperature controller 8, radiator fan 13 are all connected with controller 8, therefore controller 8 can be according to the rotating speed of the height control radiator fan 13 of centrifugal chamber 5 interior temperature, make the temperature of the maintenance optimum in centrifugal chamber 5, can also avoid radiator fan 13 to continue high rotation speed operation, reduce energy consumption simultaneously.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendments or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although more used the terms such as casing 1, through hole 1a, air vent 1b, rotating disk 2, radome fairing 3, upper cover 4, chute 4a, exhaust vent 4b, centrifugal chamber 5, motor 6, piston cylinder 7, controller 8, push rod cup 9, temperature sensor 10, LCD display 11, ventilating opening 12, radiator fan 13 herein, do not got rid of the possibility that uses other term.Use these terms to be only used to describe more easily and explain essence of the present utility model; They are construed to any additional restriction is all contrary with the utility model spirit.
Claims (6)
1. a centrifuge, comprise casing (1), rotating disk (2), radome fairing (3) and lid are located at the upper cover (4) at casing (1) top, one lateral edges of described upper cover (4) and casing (1) are hinged, it is characterized in that, described radome fairing (3) is fixed on casing (1) top, between described radome fairing (3) and upper cover (4), form centrifugal chamber (5), described rotating disk (2) is arranged in centrifugal chamber (5), in casing (1), be provided with the motor (6) for driving rotating disk (2) to rotate, in described casing (1), be also installed with piston cylinder (7), the piston rod (7a) of described piston cylinder (7) is resisted against on the lower surface of upper cover (4) towards the external part of upper and piston rod (7a), between described piston cylinder (7) and motor (6), be connected with after motor (6) shuts down can control cylinder the controller (8) that stretches out of piston rod (7a).
2. centrifuge according to claim 1, it is characterized in that, described piston cylinder (7) is fixed on the inwall at casing (1) top, offer through hole (1a) at casing (1) top, the piston rod (7a) of described piston cylinder (7) is passed outside casing (1) by described through hole (1a), and described piston rod (7a) is near the hinged lateral edges of upper cover (4) and casing (1).
3. centrifuge according to claim 2, it is characterized in that, the external part of described piston rod (7a) is fixed with the push rod cup (9) of being made up of elastomeric material, the lower surface of described upper cover (4) chute (4a) that offer a strip relative to push rod cup (9), described push rod cup (9) is slidably arranged in described chute (4a).
4. according to the centrifuge described in claim 1 or 2 or 3, it is characterized in that, described motor (6) is variable-frequency motor.
5. according to the centrifuge described in claim 1 or 2 or 3, it is characterized in that, on described radome fairing (3), be provided with temperature sensor (10), this temperature sensor (10) is positioned at centrifugal chamber (5), on described casing (1) sidewall, be installed with LCD display (11), described LCD display (11) is all connected with controller (8) with described temperature sensor (10).
6. according to the centrifuge described in claim 1 or 2 or 3, it is characterized in that, the bottom of described radome fairing (3) has ventilating opening (12), on described upper cover (4), offer and make centrifugal chamber (5) and the extraneous exhaust vent (4b) being connected, the bottom of described casing (1) offers air vent (1b), on described casing (1), be positioned at air vent (1b) and locate to be also provided with the radiator fan (13) that can blow to casing (1), described radiator fan (13) is connected with controller (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420090738.7U CN203695237U (en) | 2014-02-28 | 2014-02-28 | Centrifuge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420090738.7U CN203695237U (en) | 2014-02-28 | 2014-02-28 | Centrifuge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203695237U true CN203695237U (en) | 2014-07-09 |
Family
ID=51045736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420090738.7U Expired - Fee Related CN203695237U (en) | 2014-02-28 | 2014-02-28 | Centrifuge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203695237U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106622695A (en) * | 2015-10-28 | 2017-05-10 | 贺默(上海)仪器科技有限公司 | Long-time time keeping centrifugal machine |
| CN109999973A (en) * | 2019-04-29 | 2019-07-12 | 佛山科学技术学院 | A kind of fiber explosion centrifuge |
-
2014
- 2014-02-28 CN CN201420090738.7U patent/CN203695237U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106622695A (en) * | 2015-10-28 | 2017-05-10 | 贺默(上海)仪器科技有限公司 | Long-time time keeping centrifugal machine |
| CN109999973A (en) * | 2019-04-29 | 2019-07-12 | 佛山科学技术学院 | A kind of fiber explosion centrifuge |
| CN109999973B (en) * | 2019-04-29 | 2024-03-26 | 佛山科学技术学院 | Fiber explosion centrifuge |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140709 Termination date: 20150228 |
|
| EXPY | Termination of patent right or utility model |