CN106362647B - A kind of powder passivation equipment and its passivator adding set - Google Patents
A kind of powder passivation equipment and its passivator adding set Download PDFInfo
- Publication number
- CN106362647B CN106362647B CN201610776982.2A CN201610776982A CN106362647B CN 106362647 B CN106362647 B CN 106362647B CN 201610776982 A CN201610776982 A CN 201610776982A CN 106362647 B CN106362647 B CN 106362647B
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- CN
- China
- Prior art keywords
- passivator
- inert gas
- powder
- pressure
- supply tan
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J4/00—Feed or outlet devices; Feed or outlet control devices
- B01J4/02—Feed or outlet devices; Feed or outlet control devices for feeding measured, i.e. prescribed quantities of reagents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2204/00—Aspects relating to feed or outlet devices; Regulating devices for feed or outlet devices
- B01J2204/002—Aspects relating to feed or outlet devices; Regulating devices for feed or outlet devices the feeding side being of particular interest
Abstract
The present invention relates to a kind of powder passivation equipment and its passivator adding sets, passivator adding set includes the passivator supply tan for storing passivator, passivator outlet and inert gas import are provided in passivator supply tan, it is additionally provided with pressure detecting element in passivator supply tan, is provided on inert gas import on the inert gas inlet pipe connected on switch valve or inert gas import and is provided with switch valve.When use, inert gas is filled with into passivator supply tan, inert gas provides certain pressure for passivator supply tan, passivator is pressed into the Passivation Treatment realized in the powder passivation tank for be provided with agitating shaft to corresponding powder by the pressure, the size of the pressure decides the flow velocity of passivator, the pressure of pressure detecting element detection passivator supply tan in passivator supply tan, change the pressure in passivator supply tan according to the on-off of switch valve, to realize to the adjustable control of passivator adding speed, meet different customer demands.
Description
Technical field
The present invention relates to the powder passivation equipment and its passivator adding set in powder body material manufacture field.
Background technique
Powder with high specific surface area and high surface in physical holding of the stock and transportational process due to easily adsorbing
Gas generates oxide in powder particle surface, the physics, chemistry and mechanical performance of powder itself is influenced, in order to guarantee powder
Service performance and added value, carrying out surface passivating treatment to powder is an efficient solution.
Belong to a kind of mode of powder modification, existing powder passivation equipment such as Chinese patent to powder passivation processing
One kind disclosed in CN105860587A " calcium carbonate powder surface modifying apparatus ", which includes carbon
Conveying device is mixed in sour calcium powder and calcium carbonate powder surface coating device, calcium carbonate powder mixed stirring device will be different
The calcium carbonate powder of partial size is mixed and is delivered to calcium carbonate powder surface coating device, and calcium carbonate powder surface coating device includes
It is provided with the powder passivation tank of agitating shaft, liquid state organics, that is, passivator is sprayed at carbonic acid by calcium carbonate powder surface coating device
It is stirred on calcium powder and using high-speed stirred axis, so that organic matter is repeated the surface for being coated on calcium carbonate, complete to calcium carbonate powder
Passivation Treatment.Existing this powder passivation equipment has problems in that: during powder passivation, client is to powder demand
Difference, different powder need different passivation technologies, such as finally passivation effect brought by different passivator adding speeds
Fruit is different, and the adding speed of passivator, additive amount and addition time are all less controllable in the prior art, cannot expire well
Sufficient customer demand, powder are unable to get efficient stable passivation.
Summary of the invention
The purpose of the present invention is to provide a kind of passivator adding sets that passivator adding speed is controllable.
To solve the above-mentioned problems, the present invention in passivator adding set technical solution are as follows:
Passivator adding set is provided in passivator supply tan including the passivator supply tan for storing passivator
Passivator exports and inert gas import, is additionally provided with pressure detecting element in passivator supply tan, sets on inert gas import
It is equipped on the inert gas inlet pipe connected on switch valve or inert gas import and is provided with switch valve.
The switch valve is flow control valve.
The pressure detecting element is pressure sensor, and passivator adding set further includes sampling with the pressure sensor
The controller of connection, controller and switch valve control connect.
The passivator outlet is located at the bottom of the passivator supply tan.
The technical solution of powder passivation equipment in the present invention are as follows:
Powder passivation equipment, including being provided with the powder passivation tank of agitating shaft and for being added into the powder passivation tank
The passivator adding set of passivator, passivator adding set include the passivator supply tan for storing passivator, passivator
It is provided with passivator outlet and inert gas import in supply tan, is additionally provided with pressure detecting element in passivator supply tan, it is lazy
It is provided on the inert gas inlet pipe connected on switch valve or inert gas import in property gas feed and is provided with switch valve.
The switch valve is flow control valve.
The pressure detecting element is pressure sensor, and passivator adding set further includes sampling with the pressure sensor
The controller of connection, controller and switch valve control connect.
Passivator, which exports out, is connected with passivator delivery pipe, and fluid channel is arranged in agitating shaft, be provided on agitating shaft with
The import of the connected spout of the fluid channel, fluid channel is connected by swivel with the passivator delivery pipe.
Agitating shaft includes supervisor and axial spaced towards the branch pipe to overhang far from supervisor direction along supervisor, branch pipe it is interior
Hole is connected to the inner hole of supervisor, and the inner hole of the inner hole of supervisor and branch pipe constitutes the fluid channel, and each spout is respectively arranged at pair
It answers on branch pipe.
Branch pipe is radially extended along supervisor's, and multiple spouts are provided on each branch pipe.
The invention has the benefit that inert gas is passivation in use, being filled with inert gas into passivator supply tan
Agent supply tan provides certain pressure, is pressed into passivator in the powder passivation tank for be provided with agitating shaft and realizes by the pressure
To the Passivation Treatment of corresponding powder, the size of the pressure decides the flow velocity of passivator, the pressure detecting in passivator supply tan
The pressure of element testing passivator supply tan changes the pressure in passivator supply tan according to the on-off of switch valve, to realize
To the adjustable control of passivator adding speed, meet different customer demands.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of one embodiment of the present of invention；
Fig. 2 is the structural schematic diagram of nozzle in Fig. 1.
Specific embodiment
A kind of embodiment of powder passivation equipment is as shown in Figure 1 and 2: including being provided with the powder passivation tank 4 of agitating shaft and using
In the passivator adding set that passivator is added into powder passivation tank.Passivator adding set includes the passivator being vertically arranged
Supply tan 2, the lower end of passivator supply tan convex spherical shape under being, under convex spherical shape bottom be provided with passivator outlet 14.Passivator
The upper end of supply tan is provided with pressure sensor 16 and inert gas import 12, is connected with inert gas on inert gas import 12
Inlet pipe is provided with the switch valve 13 that can be realized flow adjusting on inert gas inlet pipe.Passivator adding set further includes and presses
The controller 1 of force snesor sampling connection and switch valve control connection.
Agitating shaft includes vertically arranged supervisor 15 and along the axial spaced apart branch pipe 5 of supervisor, and each branch pipe 5 is along supervisor
Radially towards far from supervisor direction overhang, the inner hole of each branch pipe 5 with supervisor 15 inner hole be connected to, the inner hole of each branch pipe 5 and master
The inner hole of pipe constitutes fluid channel together, and the upper end hole mouth for being responsible for 15 inner hole forms the import of fluid channel.Passivator outlet
It is connected with passivator delivery pipe 11, passivator delivery pipe 11 is connected by swivel 10 with the import of fluid channel.Each branch pipe
On be respectively provided with nozzle 9 along the multiple spouts being connected to the inner hole of branch pipe of the extending direction arranged for interval of branch pipe, each spout, spray
Mouth 9 includes the inner nozzle and outer nozzle being coaxially set.Power mechanism includes driving motor 6, and controller and driving motor control
Connection, the motor shaft of driving motor 6, which is connected by transmission belt 7 with the transmission of supervisor upper end, drives supervisor's rotation.
The lower end of powder passivation tank is provided with discharge port, is provided on the downside of discharge port and receives powder tank 8.This powder passivation equipment
Use process are as follows: the passivator 3 of needs is added in passivator supply tan in advance, is added in powder passivation tank 4 wait be passivated
Powder, be filled with into passivator supply tan inert gas make in passivator supply tan have certain pressure, the pressure be it is blunt
The conveying of agent provides power, while inert gas will not react and change the property of passivator with passivator.Passivation
Agent is entered in powder passivation tank by passivator delivery pipe with certain flow, flow velocity, and passivator is logical after being flowed into agitating shaft
It crosses nozzle to enter in the form of water droplet, water mist in powder passivation tank, with surrounding powder haptoreaction.Driving motor passes through transmission
Band driving agitating shaft Stirring in powder passivation tank, increases the reaction contact area of powder and passivator.Powder passivation is complete
Cheng Hou stops ventilating into passivator supply tan, closes driving motor, the powder in powder passivation tank is collected into receipts powder tank
In.Flow velocity in powder passivation tank is entered by the adjustable passivator of the control of pressure, it, can by the control to driving motor
To control mixing time and mixing speed, to meet various process requirements, powder surface passivation efficiency is improved, it is blunt to solve powder
The problem of changing uneven, low efficiency, improves production efficiency, saves production cost.
In other embodiments of the invention: branch pipe can also be obliquely installed with supervisor；Agitating shaft can also be using sine
The stirring axle construction of waveform shape；The nozzle of nozzle can not also be set；Driving motor can also by gear drive with stir
Mix axis transmission connection；Power mechanism can also be and not contact with agitating shaft, pass through the magnetic-type power in magnetic field and agitating shaft transmission
Mechanism；Controller can not also be set, at this time can be by manual control switch's valve and driving motor, and pressure sensor can be at this time
Replaced by the other machineries formula pressure detecting element such as pressure gauge；Inert gas inlet pipe can also be not as passivator adding set
A part, switch valve can be directly mounted at the inert gas import of passivator supply tan at this time；Switch valve is also possible to not
Have flow regulating function cut-offs valve.
The embodiment of passivator the adding set structure of passivator adding set and above-mentioned each powder passivation as shown in Figure 1:
Passivator adding set described in apparatus embodiments is identical, and this will not be detailed here.
Claims (2)
- It is blunt including being provided with the powder passivation tank of agitating shaft and for being added into the powder passivation tank 1. powder passivation equipment The passivator adding set of agent, it is characterised in that: passivator adding set includes feeding for storing the passivator of passivator Tank is provided with passivator outlet and inert gas import in passivator supply tan, pressure inspection is additionally provided in passivator supply tan Element is surveyed, is provided on the inert gas inlet pipe connected on switch valve or inert gas import and is provided on inert gas import Switch valve；The switch valve is flow control valve；The pressure detecting element is pressure sensor, and passivator adding set also wraps The controller with pressure sensor sampling connection is included, controller and switch valve control connect；Passivator, which exports out, to be connected It is connected to passivator delivery pipe, fluid channel is set in agitating shaft, is provided with the spout being connected with the fluid channel on agitating shaft, The import of fluid channel is connected by swivel with the passivator delivery pipe；Agitating shaft includes being responsible for and between supervisor's axial direction Every setting towards the branch pipe to overhang far from supervisor direction, the inner hole of branch pipe is connected to the inner hole of supervisor, the inner hole and branch pipe of supervisor Inner hole constitute the fluid channel, each spout is respectively arranged on corresponding branch pipe.
- 2. powder passivation equipment according to claim 1, it is characterised in that: branch pipe is radially extended along supervisor's, each branch pipe On be provided with multiple spouts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610776982.2A CN106362647B (en) | 2016-08-31 | 2016-08-31 | A kind of powder passivation equipment and its passivator adding set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610776982.2A CN106362647B (en) | 2016-08-31 | 2016-08-31 | A kind of powder passivation equipment and its passivator adding set |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106362647A CN106362647A (en) | 2017-02-01 |
| CN106362647B true CN106362647B (en) | 2019-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610776982.2A Active CN106362647B (en) | 2016-08-31 | 2016-08-31 | A kind of powder passivation equipment and its passivator adding set |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108145345A (en) * | 2018-02-07 | 2018-06-12 | 郑州机械研究所有限公司 | A kind of device and method for preparing flux coated brazingrod ring |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101709347A (en) * | 2009-11-19 | 2010-05-19 | 鞍山市和丰耐火材料有限公司 | Method for producing passive metal particle, metal powder or passive lime |
| CN202367198U (en) * | 2011-12-23 | 2012-08-08 | 湖南航天磁电有限责任公司 | Antioxidant adding device |
| CN203291807U (en) * | 2013-06-13 | 2013-11-20 | 温州大学 | Air delivery multipath powder mixing distributor |
| CN204247126U (en) * | 2014-11-27 | 2015-04-08 | 杭州天丰润滑油有限公司 | Lubricating oil agitator tank |
-
2016
- 2016-08-31 CN CN201610776982.2A patent/CN106362647B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101709347A (en) * | 2009-11-19 | 2010-05-19 | 鞍山市和丰耐火材料有限公司 | Method for producing passive metal particle, metal powder or passive lime |
| CN202367198U (en) * | 2011-12-23 | 2012-08-08 | 湖南航天磁电有限责任公司 | Antioxidant adding device |
| CN203291807U (en) * | 2013-06-13 | 2013-11-20 | 温州大学 | Air delivery multipath powder mixing distributor |
| CN204247126U (en) * | 2014-11-27 | 2015-04-08 | 杭州天丰润滑油有限公司 | Lubricating oil agitator tank |
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| Publication number | Publication date |
|---|---|
| CN106362647A (en) | 2017-02-01 |
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Address after: 450000 149 science Avenue, Zhengzhou high tech Industrial Development Zone, Henan Applicant after: Zhengzhou Machinery Research Institute Co., Ltd. Address before: 450000 10 Fengyang street, hi tech Industrial Development Zone, Zhengzhou, Henan Applicant before: Zhengzhou Research Institute of Mechanical Engineering |
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