CN202741117U - Reaction kettle device for preparing and cladding spherical nickel hydroxide - Google Patents
Reaction kettle device for preparing and cladding spherical nickel hydroxide Download PDFInfo
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- CN202741117U CN202741117U CN 201220297321 CN201220297321U CN202741117U CN 202741117 U CN202741117 U CN 202741117U CN 201220297321 CN201220297321 CN 201220297321 CN 201220297321 U CN201220297321 U CN 201220297321U CN 202741117 U CN202741117 U CN 202741117U
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Abstract
The utility model discloses a reaction kettle device for preparing and cladding spherical nickel hydroxide. The reaction kettle device comprises a reaction kettle, a heating tube, a power device, a stirring device, and a jacket, wherein the power device is arranged on the reaction kettle; the power device is in drive connection with the stirring device inside the reaction kettle; the jacket is sleeved outside the reaction kettle; an overflow port is formed in the upper part of the reaction kettle; a baffle plate is arranged inside the reaction kettle; the heating tube is arranged on the baffle plate; and cooling circulating water is filled inside the jacket. Compared with the conventional equipment, the back-mixing and crystallization conditions are innovatively improved by the reaction kettle device; the stirring efficiency is improved; water resources and electric energy are saved; one reaction kettle has two purposes; the spherical nickel hydroxide can be prepared; the surface cladding can be performed; the vacancy rate of the equipment is reduced, the utilization rate is improved; and therefore, the cost is reduced, and the improvement of the enterprise competitiveness is also facilitated.
Description
Technical field
The utility model relates to a kind of reactor device for preparing and coat ball-shape nickel hydroxide, relates in particular to a kind ofly both can prepare ball-shape nickel hydroxide, can carry out to ball-shape nickel hydroxide again the reactor device of particles cladded by metallic compound on surface.
Background technology
Secondary cell has been applied in the in life of industrial circle and people widely, and nickel-hydrogen secondary cell has safety, environmental protection without cadmium pollution, specific capacity high as a kind of emerging energy storage carrier, and its development prospect is long-range, enjoys industry to pay close attention to.Also many to its research.At present, people are more for the research of nickel-hydrogen secondary battery negative electrode material hydrogen bearing alloy, and its specific capacity is high.And relatively less to its positive electrode nickel hydroxide research, its specific capacity is low.Therefore, the capacity of nickel-hydrogen secondary cell depends on the chemical property of positive electrode nickel hydroxide.
Reactor is the equipment that chemical field often uses, and produces the different different reactors of product needed.In the design studies of the reactor for preparing ball-shape nickel hydroxide, there is not relevant patent, also rarely have reported in literature.Manufacturing enterprise both domestic and external mostly uses the standby ball-shape nickel hydroxide of complex-precipitation legal system, and the consersion unit of use is universal reactor, has more problem and defective in the process of producing ball-shape nickel hydroxide.For this reason, the inferior brightness of Peng Meixun, Shen Xiangqian, danger has delivered at " silicate circular " that " stirring pattern is to spherical Ni (O H)
2The impact of physical property ", mainly inquired into the degree of crystallinity of using different agitating modes to draw ball-shape nickel hydroxide, reach a conclusion: lower impeller is that the agitator of turbine oar can make the tap density of ball-shape nickel hydroxide be proportionate with stirring intensity.Therefore, lower impeller uses the turbine oar to make still inner fluid convection type comparatively steadily (selecting from " silicate circular " the 2nd phase of the 27th volume in April, 2008).
At present, industry generally adopts wet method, i.e. the standby ball-shape nickel hydroxide of complex-precipitation legal system, use be universal reactor, its structure is as follows: the top is a transmission device and power section; The outside is that interlayer water-filling or other liquid of 10 to 20 cm thicks is used for heating or insulation; Its inside has connected cover one deck or a two-layer turbine type paddle usually, and 3 to 4 baffle plates of welding are used for stirred fluid on the reactor inwall.There is following defective in the reactor of this spline structure: one, and temperature control inaccuracy, its fluctuating range is at 5 degrees centigrade; Its two, rely on outside air-cooled or naturally cool off, cause cooling velocity slow; Its three, the axial circulation amount is little, radial shear power is large, is unfavorable for the crystallization of large-size; Its four, the paddle size is large, the cylinder tow-away zone occurs easily, the office cause section's degree of mixing poor.
The utility model content
The utility model is in order to overcome the deficiencies in the prior art, material in reactor is mixed and be beneficial to crystallization, prepare the ball-shape nickel hydroxide of chemical property excellence, through many experiments and exploration, the utility model adopts the design of a series of innovations, material is reached to greatest extent mix, i.e. back-mixing state, the concentration of random time point and spatial point is consistent.Simultaneously, study the similitude of preparation ball-shape nickel hydroxide technique and particles cladded by metallic compound on surface technique, proposed a cover preparation and coat dual-purpose scheme, improved the utilization ratio of equipment, reduced the equipment vacancy rate, reduced production cost.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of reactor device for preparing and coat ball-shape nickel hydroxide, comprise that power set, power set that reactor, heat-generating pipe, reactor are provided with drive the agitating device in the coupled reaction still, the chuck that the reactor overcoat has, reactor top is provided with overfall, be provided with baffle plate in the described reactor, heat-generating pipe is located on the baffle plate, is provided with cooling circulating water in the chuck.
Further: described agitating device is comprised of shaft, three layers of paddle structure being located on the shaft at least.Described paddle structure is provided with three layers, and three layers of stirrer paddle structure are: the superiors' stirring arm is comprised of four orthogonal blades of Ping Yeshi, and length of blade is 0.1-0.2 with the ratio of reactor internal diameter; The intermediate layer paddle is comprised of four blades of push type, and the angle of blade and shaft is 30 °-70 °, and length of blade is 0.1-0.22 with the ratio of reactor internal diameter; The orlop paddle is comprised of four blades of hinging type, and the angle of blade and shaft is 30 °-65 °, and length of blade is 0.1-0.25 with the ratio of reactor internal diameter.The size of paddle structure has been dwindled in the design of agitating device, adopts three layers of stirrer paddle structure, and the impeller of multiple pattern cooperatively interacts, and when keeping horizontal shear force, improves reactor fluid internal circulating load radially.Like this, the formation and the still inner fluid back-mixing that are conducive to suppress cylinder convolution district close.In addition, agitating device has all fixed up and down the position, can prevent the irregular vibration of bottom impeller, guarantees the stream shape of stirred fluid, prevents the shaft distortion, prolongs the service life of agitating device.
Further: described reactor height is 2:1-5:1 with the ratio of internal diameter.Described reactor bottom is the W shape, and radian is 0.8-1.5.The reactor material adopts stainless steel or fiberglass, or glass lining.The impulsive force of the hinged joint paddle structure that can alleviate lower floor at the bottom of the still of W shape at the bottom of to still, and reduce at the bottom of the still reaction force to paddle, and then be conducive to the stable of stirring.
Further: described baffle plate is inverted trapezoidal baffle plate with seam, it highly is 0.6-0.8 of reactor height, bottom side length is 0.1-0.3 of reactor internal diameter on it, and its length of side of going to the bottom is 0.1-0.2 of reactor internal diameter, and the seam of inverted trapezoidal baffle plate is wide to be 0.02-0.1 of reactor internal diameter.Described inverted trapezoidal baffle plate is provided with 6, and every is evenly distributed on the circumference.The setting of inverted trapezoidal baffle plate is the taper whirlpool in order to form when eliminating the operation of stirrer paddle structure high-speed, designed the baffle plate with seam of 6 inverted trapezoidals, its effect is in order to increase the back-mixing degree, make mixing of materials more even, and can the throughput shunting body near the finedraw on the still wall, establishment the downward deposition of the material in the fluid, reduced kinetic energy rejection, improve stirring efficiency.
Further: described heat-generating pipe is consistent with the height of baffle plate, and heat-generating pipe adopts the outer electroheat pair that coats polytetrafluoroethylene (PTFE).Traditional heating all is the heat conduction gradient by external jacket, is a kind of mode of heating of ecto-entad, is unfavorable for the accurate control of bulk temperature; And the utility model is to adopt 6 groups of outer electroheat pairs that coat polytetrafluoroethylene (PTFE), is fixed on the baffle plate, be evenly distributed, and directly in the internal fluid heating, can saves energy and reach the requirement of accurate control temperature, do not hinder mixing of fluid yet.
Further: described chuck upper and lower respectively is provided with cooling nozzle.Running water is imported external jacket circulate as cooling water, when flowing through serpentine heat exchanger after cooling water absorbs heat out, temperature reduces, and running water can be recycling like this, saved water resource.
Further: described power set are comprised of the belt between the driven pulley, drive pulley and the driven pulley that arrange on the drive pulley of motor, motor output end setting, the shaft.
In sum, preparation of the present utility model is compared with existing equipment with the reactor device that coats ball-shape nickel hydroxide, the improvement of novelty back-mixing and crystallization condition, improved stirring efficiency, saving water resource, electric energy; Two kinds of purposes of a reactor both can prepare ball-shape nickel hydroxide, can carry out again the surface and coat, and had reduced lness ratio of plant, had improved utilization rate, and then had reduced cost, were conducive to improve enterprise competitiveness.
Description of drawings
Fig. 1 is the schematic diagram of the utility model embodiment 1 reactor device.
The specific embodiment
The utility model embodiment 1 described a kind of reactor device for preparing and coat ball-shape nickel hydroxide, as shown in Figure 1, comprise that power set, power set that reactor 2, heat-generating pipe 3, reactor are provided with drive the agitating device in the coupled reaction still, the chuck 1 that the reactor overcoat has, reactor top is provided with overfall 11, be provided with baffle plate 4 in the described reactor, heat-generating pipe is located on the baffle plate, is provided with cooling circulating water in the chuck.
Further: described agitating device is comprised of shaft 13, three layers of paddle structure being located on the shaft.Three layers of stirrer paddle structure are: the superiors' stirring arm 7 is comprised of four orthogonal blades of Ping Yeshi, and length of blade is 0.1 with the ratio of reactor internal diameter; Intermediate layer paddle 6 is comprised of four blades of push type, and the angle of blade and shaft is 30 °, and length of blade is 0.1 with the ratio of reactor internal diameter; Orlop paddle 5 is comprised of four blades of hinging type, and the angle of blade and shaft is 30 °, and length of blade is 0.1 with the ratio of reactor internal diameter.The size of paddle structure has been dwindled in the design of agitating device, adopts three layers of stirrer paddle structure, and the impeller of multiple pattern cooperatively interacts, and when keeping horizontal shear force, improves reactor fluid internal circulating load radially.Like this, the formation and the still inner fluid back-mixing that are conducive to suppress cylinder convolution district close.In addition, agitating device has all fixed up and down the position, can prevent the irregular vibration of bottom impeller, guarantees the stream shape of stirred fluid, prevents the shaft distortion, prolongs the service life of agitating device.
Further: described reactor height is 2:1 with the ratio of internal diameter.Described reactor bottom is the W shape, and radian is 0.8.The reactor material adopts stainless steel.The impulsive force of the hinged joint paddle structure that can alleviate lower floor at the bottom of the still of W shape at the bottom of to still, and reduce at the bottom of the still reaction force to paddle, and then be conducive to the stable of stirring.
Further: described baffle plate is inverted trapezoidal baffle plate with seam, and it is 0.6 of reactor height highly, and bottom side length is 0.1 of reactor internal diameter on it, and its length of side of going to the bottom is 0.1 of reactor internal diameter, and the seam of inverted trapezoidal baffle plate is wide to be 0.02 of reactor internal diameter.Described inverted trapezoidal baffle plate is provided with 6, and every is evenly distributed on the circumference.The setting of inverted trapezoidal baffle plate is the taper whirlpool in order to form when eliminating the operation of stirrer paddle structure high-speed, designed the baffle plate with seam of 6 inverted trapezoidals, its effect is in order to increase the back-mixing degree, make mixing of materials more even, and can the throughput shunting body near the finedraw on the still wall, establishment the downward deposition of the material in the fluid, reduced kinetic energy rejection, improve stirring efficiency.
Further: described heat-generating pipe is consistent with the height of baffle plate, and heat-generating pipe adopts the outer electroheat pair that coats polytetrafluoroethylene (PTFE).Traditional heating all is the heat conduction gradient by external jacket, is a kind of mode of heating of ecto-entad, is unfavorable for the accurate control of bulk temperature; And the utility model is to adopt 6 groups of outer electroheat pairs that coat polytetrafluoroethylene (PTFE), is fixed on the baffle plate, be evenly distributed, and directly in the internal fluid heating, can saves energy and reach the requirement of accurate control temperature, do not hinder mixing of fluid yet.
Further: described chuck upper and lower respectively is provided with cooling nozzle 12.Running water is imported external jacket circulate as cooling water, when flowing through serpentine heat exchanger after cooling water absorbs heat out, temperature reduces, and running water can be recycling like this, saved water resource.
Further: described power set are comprised of the belt 9 between the driven pulley 8, drive pulley and the driven pulley that arrange on the drive pulley 14 of motor 10, motor output end setting, the shaft.
The above only is preferred embodiment of the present utility model, is not technology contents of the present utility model is done any pro forma restriction.Every foundation technical spirit of the present utility model all still belongs in the scope of the technical solution of the utility model any simple modification, equivalent variations and modification that above embodiment does.
Claims (10)
1. reactor device for preparing and coat ball-shape nickel hydroxide, comprise that power set, power set that reactor (2), heat-generating pipe (3), reactor are provided with drive the agitating device in the coupled reaction still, the chuck (1) that the reactor overcoat has, reactor top is provided with overfall (11), it is characterized in that: be provided with baffle plate (4) in the described reactor, heat-generating pipe is located on the baffle plate, is provided with cooling circulating water in the chuck.
2. reactor device according to claim 1 is characterized in that: described agitating device is comprised of shaft (13), three layers of paddle structure being located on the shaft at least.
3. reactor device according to claim 2, it is characterized in that: described paddle structure is provided with three layers, three layers of stirrer paddle structure are: the superiors' stirring arm (7) is comprised of four orthogonal blades of Ping Yeshi, and length of blade is 0.1-0.2 with the ratio of reactor internal diameter; Intermediate layer paddle (6) is comprised of four blades of push type, and the angle of blade and shaft is 30 °-70 °, and length of blade is 0.1-0.22 with the ratio of reactor internal diameter; Orlop paddle (5) is comprised of four blades of hinging type, and the angle of blade and shaft is 30 °-65 °, and length of blade is 0.1-0.25 with the ratio of reactor internal diameter.
4. reactor device according to claim 1, it is characterized in that: described reactor height is 2:1-5:1 with the ratio of internal diameter.
5. reactor device according to claim 4 is characterized in that: described reactor bottom is the W shape, and radian is 0.8-1.5.
6. reactor device according to claim 1, it is characterized in that: described baffle plate is inverted trapezoidal baffle plate with seam, it highly is 0.6-0.8 of reactor height, bottom side length is 0.1-0.3 of reactor internal diameter on it, its length of side of going to the bottom is 0.1-0.2 of reactor internal diameter, and the seam of inverted trapezoidal baffle plate is wide to be 0.02-0.1 of reactor internal diameter.
7. reactor device according to claim 6, it is characterized in that: described inverted trapezoidal baffle plate is provided with 6, and every is evenly distributed on the circumference.
8. reactor device according to claim 1, it is characterized in that: described heat-generating pipe is consistent with the height of baffle plate, and heat-generating pipe adopts the outer electroheat pair that coats polytetrafluoroethylene (PTFE).
9. reactor device according to claim 1, it is characterized in that: described chuck upper and lower respectively is provided with cooling nozzle (12).
10. reactor device according to claim 1 is characterized in that: the belt (9) between driven pulley (8), drive pulley and the driven pulley that arranges on the drive pulley (14) that described power set are arranged by motor (10), motor output end, the shaft forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220297321 CN202741117U (en) | 2012-06-25 | 2012-06-25 | Reaction kettle device for preparing and cladding spherical nickel hydroxide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220297321 CN202741117U (en) | 2012-06-25 | 2012-06-25 | Reaction kettle device for preparing and cladding spherical nickel hydroxide |
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| Publication Number | Publication Date |
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| CN202741117U true CN202741117U (en) | 2013-02-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220297321 Expired - Fee Related CN202741117U (en) | 2012-06-25 | 2012-06-25 | Reaction kettle device for preparing and cladding spherical nickel hydroxide |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102698697A (en) * | 2012-06-25 | 2012-10-03 | 江门市长优实业有限公司 | Reaction kettle device for preparing and coating spherical nickel hydroxide |
| CN104959100A (en) * | 2015-07-08 | 2015-10-07 | 江苏联化科技有限公司 | Stirring device of hydrocarbon derivatives hydrogenation reaction reactor |
-
2012
- 2012-06-25 CN CN 201220297321 patent/CN202741117U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102698697A (en) * | 2012-06-25 | 2012-10-03 | 江门市长优实业有限公司 | Reaction kettle device for preparing and coating spherical nickel hydroxide |
| CN104959100A (en) * | 2015-07-08 | 2015-10-07 | 江苏联化科技有限公司 | Stirring device of hydrocarbon derivatives hydrogenation reaction reactor |
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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: 20130220 Termination date: 20200625 |
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| CF01 | Termination of patent right due to non-payment of annual fee |