CN215784136U - Centrifugal device for chemical synthesis - Google Patents
Centrifugal device for chemical synthesis Download PDFInfo
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- CN215784136U CN215784136U CN202121837697.XU CN202121837697U CN215784136U CN 215784136 U CN215784136 U CN 215784136U CN 202121837697 U CN202121837697 U CN 202121837697U CN 215784136 U CN215784136 U CN 215784136U
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Abstract
The utility model relates to the field of centrifugal devices, and discloses a centrifugal device for chemical synthesis. The centrifugal dehydration device comprises a liquid collecting barrel, a first centrifugal barrel is arranged in the liquid collecting barrel, and a plurality of filtering holes are uniformly distributed in the barrel wall of the first centrifugal barrel. The first centrifugal barrel is provided with a first motor, and the shaft end of the first motor is connected with the first centrifugal barrel. A fixing shaft and a scraping blade are arranged in the first centrifugal barrel, one end of the fixing shaft is fixed on the liquid collecting barrel, the other end of the fixing shaft penetrates through the bottom surface of the first centrifugal barrel, and a sealing bearing is arranged at the joint. A connecting rod is connected between the scraping blade and the fixed shaft, and the scraping blade is attached to the barrel wall of the first centrifugal barrel. According to the utility model, the scraping blade is arranged on the first centrifugal barrel, so that the first centrifugal barrel and the scraping blade move relatively in the centrifugal process, small particles attached to the filtering holes of the first centrifugal barrel can be cleaned, and the problems of low filtering efficiency and poor filtering effect caused by blockage of the filtering holes are avoided.
Description
Technical Field
The utility model relates to the field of centrifugal devices, in particular to a centrifugal device for chemical synthesis.
Background
Centrifuges are machines that utilize centrifugal force to separate components of a mixture of liquid and solid particles or liquid and liquid. The centrifuge is mainly used for separating solid particles from liquid in suspension, or separating two liquids which have different densities and are insoluble with each other in emulsion (for example, cream is separated from milk); it can also be used to remove liquids from wet solids, such as by spin drying clothes in a washing machine; the special overspeed tubular separator can also separate gas mixtures with different densities, and some sedimentation separators can also classify solid particles according to the density or the granularity by utilizing the characteristic that solid particles with different densities or granularities have different sedimentation speeds in liquid.
Centrifuge among the prior art is when filtering, mostly adopts the filter screen to separate, and some granule adhesion can't be cleared up on the filter screen in the filtering process, will plug up the mesh of filter screen to cause the mesh aperture undersize of filter screen, filtration efficiency is low, the problem of filter effect utmost point difference.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a centrifugal device for chemical synthesis, which is used for solving the problems that particles are adhered to a filter screen and cannot be cleaned in the filtering process of the centrifugal device, and the meshes of the filter screen are blocked, so that the aperture of the meshes of the filter screen is too small, the filtering efficiency is low, and the filtering effect is poor.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model discloses a centrifugal device for chemical synthesis, which comprises a centrifugal dehydration device and a centrifugal layering device. The centrifugal dehydration device comprises a liquid collecting barrel, wherein a first centrifugal barrel is arranged in the liquid collecting barrel, a plurality of filter holes are uniformly distributed in the barrel wall of the first centrifugal barrel, a first feeding hole is formed in the upper portion of the first centrifugal barrel, and a first feeding cover plate capable of being opened and closed elastically is arranged on the first feeding hole. The first centrifugal barrel is provided with a first motor. And the shaft end of the first motor is connected with the first centrifugal barrel. A fixing shaft and a scraping blade are arranged in the first centrifugal barrel, one end of the fixing shaft is fixed on the liquid collecting barrel, the other end of the fixing shaft penetrates through the bottom surface of the first centrifugal barrel, and a sealing bearing is arranged at the joint. A connecting rod is connected between the scraping blade and the fixed shaft, and the scraping blade is attached to the barrel wall of the first centrifugal barrel. A notch corresponding to the first feeding port is formed in the upper portion of the liquid collecting barrel, and a first liquid outlet pipe is arranged below the liquid collecting barrel. And a second feeding port is arranged above the centrifugal layering device. And the second feeding port is positioned below the first liquid outlet pipe.
Further, centrifugal layering device includes layering device main part, transfer pump and the concentration detection three-way valve that communicate in proper order through the pipeline. And a second liquid outlet pipe is arranged below the layering device main body and is communicated with the infusion pump through a collecting pipe. One end of the concentration detection three-way valve is connected with the infusion pump, and the other two ends of the concentration detection three-way valve are respectively connected with a return pipe communicated with the feed inlet of the reaction kettle and a recovery pipe connected with a recovery tank.
Further, the concentration detection three-way valve comprises a three-way electromagnetic valve and a concentration detection controller for controlling the three-way electromagnetic valve to be switched on and off.
Further, the layering device main part includes mount and second centrifugation bucket. The centrifugal barrel is provided with a positioning ring groove, and the fixing frame is provided with a positioning block matched with the positioning ring groove. And the second feeding port is positioned at the upper end of the second centrifugal barrel. And a second liquid outlet pipe is arranged at the bottom of the second centrifugal barrel. And an electromagnetic switch valve is arranged on the second liquid outlet pipe. The collecting pipe sets up on the mount, and the mouth of pipe of collecting pipe is located the second drain pipe under. And a second motor is arranged below the fixing frame, and the shaft end of the second motor penetrates through the fixing frame to be connected with the second centrifugal barrel.
Furthermore, a first inclined plane inclined towards the first liquid outlet pipe is arranged at the bottom of the liquid collecting barrel.
Furthermore, a second inclined plane inclined towards the second liquid outlet pipe is arranged at the bottom of the second centrifugal barrel.
Furthermore, the first feeding cover plate is rotatably hinged to the liquid collecting barrel, and a torsion spring for providing upward elasticity for the first feeding cover plate is arranged at the joint point.
Furthermore, a second feeding cover plate is rotatably hinged to the second feeding port, and a torsion spring for providing upward elasticity for the second feeding cover plate is arranged at the joint point.
Further, the blade is a rubber blade.
The utility model has the advantages that:
1. according to the utility model, the scraping blade is arranged on the first centrifugal barrel, so that the first centrifugal barrel and the scraping blade move relatively in the centrifugal process, small particles attached to the filtering holes of the first centrifugal barrel can be cleaned, and the problems of low filtering efficiency and poor filtering effect caused by blockage of the filtering holes are avoided.
2. The utility model is also provided with a centrifugal layering device, the liquid filtered by the centrifugal dehydration device is centrifugally layered, and the liquid with high solubility is returned to the reaction kettle through the concentration detection three-way valve through the return pipe for continuous reaction, so that the utilization rate of reactants is increased. The liquid with low solubility is collected through the flow channel of the recovery pipe in a centralized way.
3. According to the utility model, through the arrangement of the first inclined plane and the second inclined plane, the liquid in the liquid collecting barrel and the liquid in the second centrifugal barrel can be conveniently discharged from the first liquid outlet pipe and the second liquid outlet pipe.
4. The first feeding cover plate and the second feeding cover plate are arranged on the first feeding opening and the second feeding opening through a structure of hinging and adding a torsion spring, and the one-way opening and closing function that liquid can only flow in but cannot flow out can be controlled.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Description of the main component symbols:
1. the centrifugal dehydration device comprises a centrifugal dehydration device, 2, a liquid collecting barrel, 3, a first centrifugal barrel, 4, a first feeding port, 5, a first feeding cover plate, 6, a first motor, 7, a fixing shaft, 8, a scraping blade, 9, a sealing bearing, 10, a connecting rod, 11, a gap, 12, a first liquid outlet pipe, 13, a centrifugal layering device, 14, a fixing frame, 15, a second centrifugal barrel, 16, a positioning ring groove, 17, a positioning block, 18, a second feeding port, 19, a second liquid outlet pipe, 20, a collecting pipe, 21, an infusion pump, 22, a concentration detection three-way valve, 23, a return pipe, 24, a recovery pipe, 25, an electromagnetic switch valve, 26, a second motor, 27, a first inclined surface, 28, a second inclined surface, 29 and a second feeding cover plate.
Detailed Description
In order to make the technical solutions of the present invention better understood by those skilled in the art, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in FIG. 1, the present invention discloses a centrifugal device for chemical synthesis, which comprises a centrifugal dehydration device 1 and a centrifugal stratification device 13.
The centrifugal dehydration device 1 comprises a liquid collecting barrel 2, a first centrifugal barrel 3 is arranged in the liquid collecting barrel 2, a plurality of filtering holes are uniformly distributed in the barrel wall of the first centrifugal barrel 3, a first feeding hole 4 is formed in the upper portion of the first centrifugal barrel 3, and a first feeding cover plate 5 which can be opened and closed elastically is arranged on the first feeding hole 4. The first centrifugal barrel 3 is provided with a first motor 6. The shaft end of the first motor 6 is connected with the first centrifugal barrel 3. The first centrifugal barrel 3 is provided with a fixed shaft 7 and a scraping blade 8, and in the embodiment, the scraping blade 8 is a rubber scraping blade. One end of the fixed shaft 7 is fixed on the liquid collecting barrel 2, the other end of the fixed shaft penetrates through the bottom surface of the first centrifugal barrel 3, and a sealing bearing 9 is arranged at the joint. A connecting rod 10 is connected between the scraping blade 8 and the fixed shaft 7, and the scraping blade 8 is attached to the barrel wall of the first centrifugal barrel 3. A gap 11 corresponding to the first feeding port 4 is arranged above the liquid collecting barrel 2, and a first liquid outlet pipe 12 is arranged below the liquid collecting barrel. A second feeding port 18 is arranged above the centrifugal layering device 13. Second inlet 18 is located below first outlet 12.
The centrifugal layering device 13 includes a layering device main body, an infusion pump 21, and a concentration detection three-way valve 22 that are sequentially communicated through a pipe. A second liquid outlet pipe 19 is arranged below the main body of the layering device, and the second liquid outlet pipe 19 is communicated with a liquid conveying pump 21 through a collecting pipe 20. One end of the concentration detection three-way valve 22 is connected with the infusion pump 21, and the other two ends are respectively connected with a return pipe 23 communicated with the feed inlet of the reaction kettle and a recovery pipe 24 connected with a recovery tank.
The concentration detection three-way valve 22 includes a three-way solenoid valve and a concentration detection controller for controlling the three-way solenoid valve to open and close. The layering device main body comprises a fixed frame 14 and a second centrifugal barrel 15. The centrifugal barrel is provided with a positioning ring groove 16, and the fixing frame 14 is provided with a positioning block 17 matched with the positioning ring groove 16. The second feeding port 18 is located at the upper end of the second centrifugal barrel 15. The bottom of the second centrifugal barrel 15 is provided with a second liquid outlet pipe 19. The second liquid outlet pipe 19 is provided with an electromagnetic switch valve 25. Collecting pipe 20 is disposed on fixing frame 14, and a nozzle of collecting pipe 20 is located right below second liquid outlet pipe 19. A second motor 26 is arranged below the fixed frame 14, and the shaft end of the second motor 26 penetrates through the fixed frame 14 to be connected with the second centrifugal barrel 15.
In order to facilitate the liquid in the liquid collecting barrel 2 and the second centrifugal barrel 15 to be discharged from the first liquid outlet pipe 12 and the second liquid outlet pipe 19, the bottom of the liquid collecting barrel 2 is provided with a first inclined surface 27 inclined towards the first liquid outlet pipe 12, and the bottom of the second centrifugal barrel 15 is provided with a second inclined surface 28 inclined towards the second liquid outlet pipe 19.
In order to control the unidirectional opening and closing function that liquid can only flow in but can not flow out, the first feeding cover plate 5 is rotatably hinged on the liquid collecting barrel 2, and a torsional spring for providing upward elasticity for the first feeding cover plate 5 is arranged at the joint point. The second feeding opening 18 is rotatably hinged with a second feeding cover plate 29, and a torsion spring for providing upward elasticity for the second feeding cover plate 29 is arranged at the joint point.
During the use, in the reaction back solution flowed into first centrifuge bucket 3 from first pan feeding mouth 4, first motor 6 began to drive first centrifuge bucket 3 and rotates, and under the effect of centrifugal force, liquid in the solution flowed out in first centrifuge bucket 3 fast, and the crystallization particle or the precipitate that the reaction produced remain in first centrifuge bucket 3. Because first centrifuging barrel 3 is rotating, and doctor-bar 8 is in quiescent condition for doctor-bar 8 can scrape off at first centrifuging barrel 3 inner wall and block up the granule, accelerates filtration efficiency, improves the filter effect. The liquid thrown out from the first centrifugal barrel 3 flows into the second centrifugal barrel 15 from the first liquid outlet pipe 12 along the liquid collecting barrel 2; the second motor 26 drives the second centrifugal barrel 15 to rotate, and the sedimentation of the micro-particles or the high-density solution in the second centrifugal barrel 15 is accelerated under the action of centrifugal force, so that layering is generated. The electromagnetic switch valve 25 is opened to make the liquid in the second centrifugal barrel 15 flow into the collecting pipe 20 under the action of the infusion pump 21, and the concentration of the effluent liquid is detected by the concentration detection three-way valve 22 to select the effluent liquid to enter the return pipe 23 communicated with the feeding hole of the reaction kettle or the recovery pipe 24 connected with the recovery tank. The reaction is circulated by refluxing, thereby increasing the utilization rate of reactants.
In conclusion, the scraping blade is arranged on the first centrifugal barrel, so that the first centrifugal barrel and the scraping blade move relatively in the centrifugal process, small particles attached to the filtering holes of the first centrifugal barrel can be cleaned, and the problems of low filtering efficiency and poor filtering effect caused by blockage of the filtering holes are solved.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are also included in the scope of the present invention.
Claims (9)
1. A centrifuge device for chemical synthesis, characterized by: comprises a centrifugal dehydration device and a centrifugal layering device;
the centrifugal dehydration device comprises a liquid collection barrel, a first centrifugal barrel is arranged in the liquid collection barrel, a plurality of filter holes are uniformly distributed in the barrel wall of the first centrifugal barrel, a first feeding hole is formed above the first centrifugal barrel, and a first feeding cover plate capable of being opened and closed elastically is arranged on the first feeding hole; a first motor is arranged on the first centrifugal barrel; the shaft end of the first motor is connected with the first centrifugal barrel; a fixed shaft and a scraping blade are arranged in the first centrifugal barrel, one end of the fixed shaft is fixed on the liquid collecting barrel, the other end of the fixed shaft penetrates through the bottom surface of the first centrifugal barrel, and a sealing bearing is arranged at the joint; a connecting rod is connected between the scraping blade and the fixed shaft, and the scraping blade is attached to the barrel wall of the first centrifugal barrel; a notch corresponding to the first feeding port is arranged above the liquid collecting barrel, and a first liquid outlet pipe is arranged below the liquid collecting barrel; a second feeding port is arranged above the centrifugal layering device; and the second feeding port is positioned below the first liquid outlet pipe.
2. The centrifuge device for chemical synthesis of claim 1, wherein: the centrifugal layering device comprises a layering device main body, an infusion pump and a concentration detection three-way valve which are sequentially communicated through a pipeline; a second liquid outlet pipe is arranged below the layering device main body and communicated with the liquid conveying pump through a collecting pipe; one end of the concentration detection three-way valve is connected with the infusion pump, and the other two ends of the concentration detection three-way valve are respectively connected with a return pipe communicated with the feed inlet of the reaction kettle and a recovery pipe connected with a recovery tank.
3. The centrifuge device for chemical synthesis of claim 2, wherein: the concentration detection three-way valve comprises a three-way electromagnetic valve and a concentration detection controller for controlling the three-way electromagnetic valve to be switched on and off.
4. The centrifuge device for chemical synthesis of claim 2, wherein: the layering device main body comprises a fixed frame and a second centrifugal barrel; a positioning ring groove is formed in the centrifugal barrel, and a positioning block matched with the positioning ring groove is arranged on the fixing frame; the second feeding port is positioned at the upper end of the second centrifugal barrel; a second liquid outlet pipe is arranged at the bottom of the second centrifugal barrel; an electromagnetic switch valve is arranged on the second liquid outlet pipe; the collecting pipe is arranged on the fixing frame, and a pipe orifice of the collecting pipe is positioned right below the second liquid outlet pipe; and a second motor is arranged below the fixing frame, and the shaft end of the second motor penetrates through the fixing frame to be connected with the second centrifugal barrel.
5. The centrifuge device for chemical synthesis of claim 1, wherein: the bottom of the liquid collecting barrel is provided with a first inclined plane inclined towards the first liquid outlet pipe.
6. The centrifuge device for chemical synthesis of claim 4, wherein: and a second inclined plane inclined towards the second liquid outlet pipe is arranged at the bottom of the second centrifugal barrel.
7. The centrifuge device for chemical synthesis of claim 1, wherein: the first feeding cover plate is rotatably hinged to the liquid collecting barrel, and a torsion spring for providing upward elasticity for the first feeding cover plate is arranged at the joint point.
8. The centrifuge device for chemical synthesis of claim 1, wherein: the second feeding opening is rotatably hinged with a second feeding cover plate, and a torsional spring for providing upward elasticity for the second feeding cover plate is arranged at the joint point.
9. The centrifuge device for chemical synthesis of claim 1, wherein: the scraping blade is a rubber scraping blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121837697.XU CN215784136U (en) | 2021-08-06 | 2021-08-06 | Centrifugal device for chemical synthesis |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121837697.XU CN215784136U (en) | 2021-08-06 | 2021-08-06 | Centrifugal device for chemical synthesis |
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| Publication Number | Publication Date |
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| CN215784136U true CN215784136U (en) | 2022-02-11 |
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| CN202121837697.XU Active CN215784136U (en) | 2021-08-06 | 2021-08-06 | Centrifugal device for chemical synthesis |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114798196A (en) * | 2022-02-25 | 2022-07-29 | 沧州市华油钻采机械设备有限公司 | Double-frequency conversion centrifugal desanding and desilting integrated machine |
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2021
- 2021-08-06 CN CN202121837697.XU patent/CN215784136U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114798196A (en) * | 2022-02-25 | 2022-07-29 | 沧州市华油钻采机械设备有限公司 | Double-frequency conversion centrifugal desanding and desilting integrated machine |
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