CN111690515A - Oscillation device and equipment comprising same - Google Patents
Oscillation device and equipment comprising same Download PDFInfo
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- CN111690515A CN111690515A CN202010738515.7A CN202010738515A CN111690515A CN 111690515 A CN111690515 A CN 111690515A CN 202010738515 A CN202010738515 A CN 202010738515A CN 111690515 A CN111690515 A CN 111690515A
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- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12M—APPARATUS FOR ENZYMOLOGY OR MICROBIOLOGY; APPARATUS FOR CULTURING MICROORGANISMS FOR PRODUCING BIOMASS, FOR GROWING CELLS OR FOR OBTAINING FERMENTATION OR METABOLIC PRODUCTS, i.e. BIOREACTORS OR FERMENTERS
- C12M47/00—Means for after-treatment of the produced biomass or of the fermentation or metabolic products, e.g. storage of biomass
- C12M47/06—Hydrolysis; Cell lysis; Extraction of intracellular or cell wall material
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Abstract
The invention provides an oscillating device and equipment comprising the same. The oscillating device comprises a driving mechanism, an oscillating mechanism, a sensing mechanism and a control mechanism, wherein the driving mechanism comprises a motor base, a speed reducing motor and an eccentric shaft, the speed reducing motor is fixed on the motor base, one end of the eccentric shaft is connected with the speed reducing motor, the other end of the eccentric shaft is connected with the oscillating mechanism through a bearing mechanism, the motor base is connected with the oscillating mechanism through a flexible connecting piece, the sensing mechanism sends a signal to the control mechanism when detecting that the oscillating mechanism is at a preset position, and the control mechanism controls the speed reducing motor to stop when receiving the signal. The oscillating device can ensure that the oscillating mechanism is positioned at the same position when the machine is stopped every time, thereby ensuring that a structural member matched with the oscillating device can work normally and greatly improving the operation reliability of equipment containing the oscillating device.
Description
Technical Field
The invention relates to the technical field of mechanical equipment, in particular to an oscillating device and equipment comprising the same.
Background
The nucleic acid extractor is an instrument for automatically finishing the extraction work of sample nucleic acid by using a matched nucleic acid extraction reagent, and is widely applied to various fields of disease control centers, clinical disease diagnosis, blood transfusion safety, forensic medicine identification, environmental microorganism detection, food safety detection, animal husbandry, molecular biology research and the like. When the nucleic acid extractor extracts nucleic acid, a sample needs to be cracked first, and the cracking process is to add cracking liquid into the sample and to achieve uniform mixing and full reaction of reaction liquid through mechanical movement and heating, so that cells are cracked, and nucleic acid is released.
At present, adopt the oscillation device to carry out the oscillation of sample usually, current oscillation device uses the rubber column to be connected at the junction of motor and oscillation board usually. Due to the stress existing at the joint of the rubber columns, the existence of the stress can cause the position of the oscillating plate stopped each time to be unfixed; if the stop position of the oscillation plate is not fixed every time, the structural part matched with the oscillation plate cannot work accurately, and further equipment failure is caused.
In view of this, the invention is particularly proposed.
Disclosure of Invention
The invention aims to provide an oscillating device and equipment comprising the oscillating device, wherein the oscillating device can ensure that an oscillating mechanism is positioned at the same position when being stopped every time, so that a structural part matched with the oscillating device can work normally, and the running reliability of the equipment comprising the oscillating device is greatly improved.
The invention provides an oscillating device which comprises a driving mechanism, an oscillating mechanism, a sensing mechanism and a control mechanism, wherein the driving mechanism comprises a motor base, a speed reducing motor and an eccentric shaft, the speed reducing motor is fixed on the motor base, one end of the eccentric shaft is connected with the speed reducing motor, the other end of the eccentric shaft is connected with the oscillating mechanism through a bearing mechanism, the motor base is connected with the oscillating mechanism through a flexible connecting piece, the sensing mechanism sends a signal to the control mechanism when detecting that the oscillating mechanism is at a preset position, and the control mechanism controls the speed reducing motor to stop when receiving the signal.
In one embodiment, the sensing mechanism includes a sensor and a sensor contact, the sensor contact is affixed to the eccentric shaft, and the sensor sends a signal to the control mechanism when the eccentric shaft is rotating at a low speed.
In one embodiment, the flexible connecting member includes a plurality of rubber posts distributed on the motor base, and both ends of each rubber post are respectively connected with the motor base and the oscillating mechanism.
Furthermore, the oscillating device also comprises a lofting mechanism fixed on the oscillating mechanism, and the lofting mechanism is provided with at least one lofting groove.
In one embodiment, the lofting mechanism is a 96-well plate.
Further, the oscillating device of the invention also comprises a heating mechanism for heating the lofting mechanism.
In one embodiment, the heating mechanism includes a heating plate disposed below the lofting mechanism and a heating blade for heating the heating plate.
In one embodiment, the heating plate has a recess that matches the shape of the lofting mechanism bottom.
The invention also provides equipment comprising the oscillating device.
In one embodiment, the apparatus is a nucleic acid extractor.
The oscillating device is provided with the speed reducing motor, and the speed reducing motor can stop the oscillating mechanism at a preset fixed position under the resistance of the speed reducer after the oscillating mechanism is stopped; meanwhile, the oscillating device is also provided with a sensing mechanism, and the sensing mechanism can send a signal to the control mechanism to control the speed reducing motor to stop when detecting that the oscillating mechanism is at the preset position, so that the oscillating mechanism is ensured to be positioned at the same position when being stopped every time.
The equipment provided by the invention contains the oscillating device, and the oscillating device can be positioned at the same fixed position when the equipment is stopped every time, so that the structural part matched with the oscillating device can work normally, and the running reliability of the equipment is greatly 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 description of the embodiments or the prior art 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 an oscillating device according to an embodiment of the present invention;
FIG. 2 is a front view of an oscillating device according to an embodiment of the present invention;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;
FIG. 4 is a left side view of an oscillating device according to an embodiment of the present invention;
FIG. 5 is a cross-sectional view taken along line B-B of FIG. 4;
fig. 6 is a top view of an oscillating device according to an embodiment of the invention.
Description of reference numerals:
1: a drive mechanism; 11: a motor base; 12: a reduction motor; 13: an eccentric shaft; 2: a bearing mechanism; 21: a bearing; 22: a bearing seat; 3: a vibrating mechanism; 31: a vibration plate; 4: a sensing mechanism; 41: a sensor; 5: a flexible connector; 51: a rubber column; 6: a lofting mechanism; 61: a 96-well plate; 7: a heating mechanism; 71: heating plates; 72: and (4) heating the sheet.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
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, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1
Referring to fig. 1 to 6, this embodiment provides an oscillating device, including driving mechanism 1, oscillating mechanism 3, sensing mechanism 4 and control mechanism (not shown), driving mechanism 1 includes motor base 11, gear motor 12 and eccentric shaft 13, gear motor 12 is fixed on motor base 11, one end of eccentric shaft 13 is connected with gear motor 12, the other end of eccentric shaft 13 is connected with oscillating mechanism 3 through bearing mechanism 2, motor base 11 is connected with oscillating mechanism 3 through flexible connecting piece 5, sensing mechanism 4 sends a signal to control mechanism when detecting that oscillating mechanism 3 is in a preset position, control mechanism controls gear motor 12 to stop when receiving the signal.
The specific type of the reduction motor 12 is not limited, and for example, a 24V dc reduction motor may be used.
The bearing mechanism 2 is used for supporting the eccentric shaft 13 to rotate, reducing the friction coefficient of the eccentric shaft in the movement process and ensuring the revolution precision of the eccentric shaft. The bearing mechanism 2 comprises a bearing 21 and a bearing housing 22, which may be arranged in a conventional manner. In particular, the eccentric shaft 13 is connected to a bearing 21, the bearing 21 is connected to a bearing seat 22, and the bearing seat 22 is connected to the oscillating mechanism 3.
The oscillating mechanism 3 is used for loading the sample to drive the sample to oscillate, and the specific structure of the oscillating mechanism is not strictly limited. In this embodiment, the oscillating mechanism 3 includes an oscillating plate 31, and the sample can be fixed on the oscillating plate 31, so as to oscillate along with the oscillation of the oscillating plate 31.
The sensing mechanism 4 is used for monitoring the position of the oscillating mechanism 3 and sending a signal to the control mechanism when the oscillating mechanism is located at a preset position. In the stopping process, the sensing mechanism 4 can detect the position of the oscillating mechanism 3, and can send a signal to the control mechanism when detecting that the oscillating mechanism 3 is in the preset position, and the control mechanism immediately controls the speed reduction motor 12 to stop when receiving the signal, so that the oscillating mechanism 3 can be located at the same position when being stopped every time.
The specific structure of the sensing mechanism 4 is not strictly limited as long as the above-described functions can be achieved. In the present embodiment, the sensing mechanism 4 includes a sensor 41 and a sensor contact (not shown), the sensor contact is fixed on the eccentric shaft 13, and the sensor 41 sends a signal to the control mechanism when the eccentric shaft 13 rotates at a low speed; specifically, the sensor 41 is a photoelectric sensor, when the reduction motor 12 rotates, a sensor contact piece rotates along with the eccentric shaft 13, at this time, the rotation speed of the reduction motor 12 is high, the sensor 41 does not detect the sensor contact piece, and further, a signal is not sent; when the rotating speed of the reducing motor 12 is reduced to low-speed rotation, the sensor 41 can detect the sensor contact, at this time, the sensor 41 can send a signal to the control mechanism, and then the control mechanism controls the reducing motor 12 to stop rotating, so that the oscillating mechanism 3 can stop at the same position when being stopped every time.
The flexible connecting piece 5 is used for realizing flexible connection between the motor base 11 and the oscillating disc 31. The structure and arrangement mode of the flexible connecting piece 5 are not strictly limited; specifically, the flexible connecting member 5 may include a plurality of rubber columns 51 distributed on the motor base 11, and both ends of each rubber column 51 are respectively connected with the motor base 11 and the oscillating mechanism 3. In the present embodiment, the flexible connector 5 includes four rubber columns 51, and the four rubber columns 51 are respectively disposed at four corners of the motor base 11.
In addition, the oscillation device of this embodiment further includes a lofting mechanism 6 fixed on the oscillation mechanism 3, and the lofting mechanism 6 has at least one lofting slot. The lofting mechanism 6 is used for placing and fixing a sample, wherein the sample can be placed in a lofting groove; the specific structure of the lofting mechanism 6 is not strictly limited, and may be reasonably set according to actual requirements, and in one embodiment, the lofting mechanism 6 may be set as a 96-well plate 61.
The oscillation device of the present embodiment may further include a heating mechanism 7 for heating the lofting mechanism 6. The specific structure of the heating mechanism 7 is not strictly limited as long as the lofting mechanism 6 is conveniently heated. Specifically, the heating mechanism 7 may include a heating plate 71 disposed below the lofting mechanism 6 and a heater sheet 72 for heating the heating plate 71, and the heater sheet 72 may be disposed below the heating plate 71.
Especially, can set up on hot plate 71 with lofting mechanism 6 bottom shape assorted recess, the recess of hot plate 71 can be arranged in to the lofting groove of lofting mechanism 6 this moment to can realize the even heating to the sample in the lofting mechanism 6, not only heating efficiency is high, and it is effectual to heat simultaneously.
The oscillating device of the embodiment is provided with a speed reducing motor 12, and after the oscillating device is stopped, the speed reducing motor 12 can stop the oscillating mechanism 3 at a preset fixed position under the resistance of a speed reducer of the speed reducing motor; meanwhile, the oscillating device is also provided with a sensing mechanism 4, and the sensing mechanism 4 can send a signal to the control mechanism to control the speed reduction motor 12 to stop when detecting that the oscillating mechanism 3 is in the preset position, so that the oscillating mechanism 3 is ensured to be positioned at the same position when being stopped at each time.
Example 2
This example provides an apparatus comprising the oscillation device of example 1, and in particular, the apparatus may be a nucleic acid extractor. It will be appreciated that the apparatus of this embodiment may include other necessary components, both in construction and in connection therewith as is conventional in the art.
The equipment of this embodiment contains the oscillation device of embodiment 1, because this oscillation device can be located same fixed position when shutting down at every turn, and then guaranteed to normally work with this oscillation device matched with structure, improved the operational reliability of equipment greatly.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides an oscillation device, a serial communication port, including actuating mechanism, vibrate the mechanism, sensing mechanism and control mechanism, actuating mechanism includes the motor cabinet, gear motor and eccentric shaft, gear motor fixes on the motor cabinet, the one end and the gear motor of eccentric shaft are connected, the other end of eccentric shaft passes through bearing mechanism and vibrates the mechanism and is connected, the motor cabinet passes through flexible connectors and is connected with vibrating mechanism, sensing mechanism sends the signal to control mechanism when detecting that vibrating mechanism is in preset position, control mechanism controls gear motor when receiving this signal and stops.
2. The oscillator of claim 1, wherein the sensing mechanism includes a sensor and a sensor contact, the sensor contact being attached to the eccentric shaft, the sensor sending a signal to the control mechanism when the eccentric shaft is rotating at a low speed.
3. The oscillating device of claim 1, wherein the flexible connecting member comprises a plurality of rubber posts distributed on the motor base, and both ends of each rubber post are respectively connected to the motor base and the oscillating mechanism.
4. The oscillating device of claim 1, further comprising a lofting mechanism secured to the oscillating mechanism, the lofting mechanism having at least one lofting slot.
5. The oscillator device of claim 4, wherein the lofting mechanism is a 96-well plate.
6. The oscillator device of claim 4, further comprising a heating mechanism for heating the lofting mechanism.
7. The oscillator device of claim 6, wherein the heating mechanism includes a heating plate disposed below the lofting mechanism and a heating blade for heating the heating plate.
8. The oscillator device of claim 7, wherein the heating plate has a recess that matches the shape of the bottom of the lofting mechanism.
9. An apparatus comprising the oscillating device of any one of claims 1 to 8.
10. The apparatus of claim 9, wherein the apparatus is a nucleic acid extractor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010738515.7A CN111690515A (en) | 2020-07-28 | 2020-07-28 | Oscillation device and equipment comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010738515.7A CN111690515A (en) | 2020-07-28 | 2020-07-28 | Oscillation device and equipment comprising same |
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| Publication Number | Publication Date |
|---|---|
| CN111690515A true CN111690515A (en) | 2020-09-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010738515.7A Pending CN111690515A (en) | 2020-07-28 | 2020-07-28 | Oscillation device and equipment comprising same |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022252624A1 (en) * | 2021-06-05 | 2022-12-08 | 长沙迈迪克智能科技有限公司 | Fully-automatic sample processing system |
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| CN106053198A (en) * | 2016-06-28 | 2016-10-26 | 深圳市亚辉龙生物科技股份有限公司 | Liquid agent vortex oscillator and automatic analyzer |
| CN107670564A (en) * | 2017-11-01 | 2018-02-09 | 无锡奇天生物科学仪器有限公司 | A kind of constant temperature oscillation blending instrument |
| CN210473816U (en) * | 2019-07-30 | 2020-05-08 | 上海汇像信息技术有限公司 | Shaking table device |
| CN212451390U (en) * | 2020-07-28 | 2021-02-02 | 北京擎科生物科技有限公司 | Oscillation device and equipment comprising same |
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2020
- 2020-07-28 CN CN202010738515.7A patent/CN111690515A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2016057276A (en) * | 2014-09-11 | 2016-04-21 | メソッド・エレクトロニクス・マルタ・リミテッド | Distance measurement method for magnetic sensor and sensor therefor |
| CN106053198A (en) * | 2016-06-28 | 2016-10-26 | 深圳市亚辉龙生物科技股份有限公司 | Liquid agent vortex oscillator and automatic analyzer |
| CN107670564A (en) * | 2017-11-01 | 2018-02-09 | 无锡奇天生物科学仪器有限公司 | A kind of constant temperature oscillation blending instrument |
| CN210473816U (en) * | 2019-07-30 | 2020-05-08 | 上海汇像信息技术有限公司 | Shaking table device |
| CN212451390U (en) * | 2020-07-28 | 2021-02-02 | 北京擎科生物科技有限公司 | Oscillation device and equipment comprising same |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2022252624A1 (en) * | 2021-06-05 | 2022-12-08 | 长沙迈迪克智能科技有限公司 | Fully-automatic sample processing system |
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Application publication date: 20200922 |
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| RJ01 | Rejection of invention patent application after publication |