CN211752547U - Water-reducing agent powder process spray drying system - Google Patents
Water-reducing agent powder process spray drying system Download PDFInfo
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- CN211752547U CN211752547U CN201922398224.3U CN201922398224U CN211752547U CN 211752547 U CN211752547 U CN 211752547U CN 201922398224 U CN201922398224 U CN 201922398224U CN 211752547 U CN211752547 U CN 211752547U
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Abstract
The utility model discloses a water reducing agent powder process spray drying system, which comprises a drying chamber, wherein an atomizer is arranged above the drying chamber, the atomizer is connected with an air heater I through a solenoid valve I, a hot air nozzle is arranged inside the drying chamber, the hot air nozzle is positioned below the atomizer, and the hot air nozzle is connected with an air heater II through a solenoid valve II; the drying chamber is characterized in that a waste gas discharge pipeline is arranged on the side wall of the drying chamber, a cyclone separator is arranged on the waste gas discharge pipeline, an air outlet of the cyclone separator is respectively connected with the hot air spray head and the atomizer through a connecting pipeline, an electromagnetic valve III is arranged at an air inlet of the connecting pipeline, a pipeline communicated with the connecting pipeline is arranged between the cyclone separator and the electromagnetic valve III, an automatic valve is arranged on the pipeline, and a vacant end of the pipeline is communicated with the atmosphere. This device is through being equipped with solenoid valve III respectively between cyclone's air outlet and atomizer and hot air shower nozzle, can reuse heat energy, resources are saved.
Description
Technical Field
The utility model belongs to water-reducing agent powder process drying field especially relates to a water-reducing agent powder process spray drying system.
Background
The water reducing agent is a concrete admixture capable of reducing the mixing water consumption under the condition of maintaining the slump constant of concrete, most of the water reducing agent belongs to anionic surfactants, and comprises lignosulfonate, naphthalene sulfonate formaldehyde polymer and the like, and the water reducing agent has a dispersing effect on cement particles after being added into the concrete admixture, so that the unit water consumption is reduced, and the fluidity of the concrete admixture is improved; or the unit cement consumption is reduced, and the cement is saved.
Most of the water reducing agents are generally in liquid state, the water reducing effect can reach 25-40%, but the liquid water reducing agents are corrosive, need to be transported by a special tank car, and are stored in a sealed manner, short in quality guarantee period, easy to grow mould, and prone to decay and stink, and great inconvenience is brought to users.
Patent CN203494186U discloses polycarboxylate water reducing agent spray drying powder process equipment, drying chamber bottom are equipped with down the glassware, and the drying chamber bottom is equipped with exhaust port, and the drying chamber top is equipped with ultrasonic atomization ware, ultrasonic atomization ware bottom is equipped with the ultrasonic atomization piece, and the ultrasonic atomization ware lateral part is equipped with the nozzle. The device breaks liquid water reducing agent into fine particles through an ultrasonic atomizer, and aggregates are collected at the bottom of a discharging device. However, after the device collects the granules, the heat energy generated in the drying chamber is directly discharged, so that the reutilization rate of the heat energy is not high, and the waste of the heat energy is caused.
Disclosure of Invention
The utility model aims at the problem that prior art exists, provide a water-reducing agent powder process spray drying system, can reuse heat energy, resources are saved.
In order to achieve the above object, the utility model adopts the following technical scheme:
a spray drying system for water reducer powder preparation comprises a drying chamber, wherein an atomizer is arranged above the drying chamber and connected with a hot air blower I through a solenoid valve I, a hot air nozzle is arranged inside the drying chamber and located below the atomizer, and the hot air nozzle is connected with a hot air blower II through a solenoid valve II;
the drying chamber is characterized in that a waste gas discharge pipeline is arranged on the side wall of the drying chamber, a cyclone separator is arranged on the waste gas discharge pipeline, an air outlet of the cyclone separator is respectively connected with the hot air spray head and the atomizer through a connecting pipeline, an electromagnetic valve III is arranged at an air inlet of the connecting pipeline, a pipeline communicated with the connecting pipeline is arranged between the cyclone separator and the electromagnetic valve III, an automatic valve is arranged on the pipeline, and a vacant end of the pipeline is communicated with the atmosphere.
When the device is used, a liquid water reducing agent is injected from a liquid material filling pipe, the electromagnetic valve I and the hot air blower I are opened, hot air and the liquid water reducing agent are injected into the atomizer together, the heated liquid water reducing agent enters the drying chamber in a mist shape, the electromagnetic valve II is opened, high-temperature air is sprayed out by the hot air blower II through the hot air spray nozzle, the downward mist water reducing agent is contacted with the upward high-temperature air, the mist water reducing agent is dehydrated in the descending process, particles are formed, most of the particles fall from the discharge hole of the drying chamber and are collected, waste gas containing a small part of the particles is discharged into the cyclone separator, the automatic valve is opened during cyclone separation, and the waste gas is discharged from the cyclone separator; after reaching a certain temperature in the drying chamber, a temperature sensor or a thermometer can be adopted to measure the temperature, the electromagnetic valve I, the electromagnetic valve II and the automatic valve are closed, the electromagnetic valve III is opened simultaneously, high-temperature air generated in the drying chamber enters the drying chamber again, the device recycles heat energy in the drying chamber, the hot air blower I and the hot air blower II are not needed to be used, the separation and drying of powder particles can be completed, and resources are saved.
Further, a blanking device is arranged at the bottom of the drying chamber. The powder in the drying chamber is collected by a collector.
Further, a discharge port of the cyclone separator is communicated with a discharge port of the blanking device. The waste gas containing a small part of powder is discharged into a cyclone separator, and the powder separated by the cyclone separator and the powder in the blanking device enter the next working procedure together.
Furthermore, a vibrating screen is arranged at the discharge port of the cyclone separator. The vibration of the vibrating screen is driven by a motor, wherein the motor is the prior art and is not shown in the figure, the materials separated from the cyclone separator contain a small amount of block materials, and the block materials are dispersed on the vibrating screen into small-particle materials to fall down.
Furthermore, an induced draft fan is arranged on the downstream of the electromagnetic valve III of the connecting pipeline; the flow of high temperature air is accelerated.
Furthermore, a temperature sensor is arranged in the drying chamber; the temperature sensor is connected with an external display to detect the temperature in the drying chamber.
Furthermore, a vibrator is arranged on the outer wall of the drying chamber. The powder adhered to the inner wall of the drying chamber is dropped.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses the device passes through cyclone's air outlet with be equipped with solenoid valve III between atomizer and the hot air shower nozzle, can reuse heat energy separation powder, resources are saved.
Drawings
FIG. 1 is a schematic structural diagram of a water-reducing agent pulverizing spray-drying system according to example 1;
in the figure: 1. a drying chamber; 2. an atomizer; 3. a hot air blower I; 4. a solenoid valve I; 5. a cyclone separator; 6. a hot air shower nozzle; 7. a solenoid valve II; 8. a hot air blower II; 9. a solenoid valve III; 10. a temperature sensor; 11. an induced draft fan; 12. a pipeline; 13. an automatic valve; 14. a blanking device; 15. a vibrator; 16. the screen is vibrated.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example 1
The water reducer pulverizing spray drying system shown in fig. 1 comprises a drying chamber 1, wherein an atomizer 2 is arranged above the drying chamber 1, the atomizer 2 is connected with a hot air blower I3 through an electromagnetic valve I4, a hot air nozzle 6 is arranged inside the drying chamber 1, the hot air nozzle 6 is positioned below the atomizer 2, and the hot air nozzle 6 is connected with a hot air blower II 8 through an electromagnetic valve II 7;
be equipped with the waste gas calandria way on the lateral wall of drying chamber 1, be equipped with cyclone 5 on the waste gas exhaust pipe way, cyclone 5's air outlet pass through connecting tube respectively with hot air shower nozzle 6 with atomizer 2 links to each other, connecting tube air intake department is equipped with solenoid valve III 9, preferably, the connecting tube is located solenoid valve III 9's low reaches are equipped with draught fan 11 for the flow of high temperature air, cyclone 5 with be equipped with between the solenoid valve III 9 with the pipeline 12 of connecting tube intercommunication, be equipped with automatic valve 13 on the pipeline 12, the vacant end of pipeline 12 links to each other with the atmosphere, the bottom of drying chamber 1 is equipped with down glassware 14, cyclone 5's discharge gate with the discharge gate intercommunication of glassware 14 down, be equipped with temperature sensor 10 in the drying chamber 1, temperature sensor 10 links to each other with outside display, for detecting the temperature in the drying chamber; preferably, a vibrator 15 is provided on the outer wall of the drying chamber 1, and the vibrator 15 is activated to drop the powder adhered to the inner wall of the drying chamber 1.
The use principle of the device is as follows: injecting a liquid water reducing agent into the atomizer 2 from a liquid material filling pipe, opening an electromagnetic valve I4 and a hot air blower I3 to inject hot air and the liquid water reducing agent into the drying chamber 1 together, enabling the heated liquid water reducing agent to enter a drying chamber 1 in a mist shape, opening an electromagnetic valve II 7, spraying high-temperature air out through a hot air spray head 6 by a hot air blower II 8, enabling the downward mist water reducing agent to be contacted with upward high-temperature air to remove water in the falling process of the mist water reducing agent to form particles, collecting most of the particles by a blanking device 14, discharging waste gas containing a small part of the particles into a cyclone separator 5, enabling powder separated by the cyclone separator 5 and powder in the blanking device 14 to enter the next step together, preferably, a vibrating screen 16 is arranged at a discharge port of the cyclone separator 5, the material separated from the cyclone separator 5 contains a small amount of blocky materials, and the blocky materials are dispersed into small particle materials on the vibrating screen 16, opening the automatic valve 13, and discharging waste gas from the cyclone separator 5; temperature sensor 10 shows the temperature in drying chamber 1, reaches certain temperature in the drying chamber 1 after, closes solenoid valve I4, solenoid valve II 7 and automatic valve 13, opens simultaneously draught fan 11 and solenoid valve III 9, the high temperature air that produces in the drying chamber 1 passes through draught fan 11 and accelerates the flow of air, reentries in the drying chamber 1, the heat energy of producing in the reuse drying chamber 1 need not to use air heater I3 and air heater II 8, can accomplish the separation and the drying to the powder, resources are saved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The spray drying system for the powder preparation of the water reducing agent comprises a drying chamber (1) and is characterized in that an atomizer (2) is arranged above the drying chamber (1), the atomizer (2) is connected with a hot air blower I (3) through a solenoid valve I (4), a hot air nozzle (6) is arranged inside the drying chamber (1), the hot air nozzle (6) is located below the atomizer (2), and the hot air nozzle (6) is connected with a hot air blower II (8) through a solenoid valve II (7);
be equipped with exhaust gas discharging pipe way on the lateral wall of drying chamber (1), be equipped with cyclone (5) on the exhaust gas discharging pipe way, the air outlet of cyclone (5) pass through the connecting tube respectively with hot-blast shower nozzle (6) with atomizer (2) link to each other, connecting tube air intake department is equipped with solenoid valve III (9), cyclone (5) with be equipped with between solenoid valve III (9) with pipeline (12) of connecting tube intercommunication, be equipped with automatic valve (13) on pipeline (12), the vacant end intercommunication atmosphere of pipeline (12).
2. The water reducer pulverizing and spray drying system of claim 1, characterized in that the bottom of the drying chamber (1) is provided with a blanking device (14).
3. The water reducer pulverizing and spray drying system of claim 2, characterized in that the discharge port of the cyclone (5) is communicated with the discharge port of the blanking device (14).
4. The water reducing agent pulverizing spray drying system of claim 3, characterized in that a vibrating screen (16) is arranged at the discharge port of the cyclone separator.
5. The water reducer pulverizing spray drying system of claim 1, characterized in that an induced draft fan (11) is arranged at the downstream of the electromagnetic valve III (9) of the connecting pipeline.
6. The water reducing agent pulverizing and spray drying system of claim 1, characterized in that a temperature sensor (10) is arranged in the drying chamber (1).
7. The water reducer pulverizing and spray drying system as claimed in claim 1, wherein a vibrator (15) is provided on the outer wall of the drying chamber (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922398224.3U CN211752547U (en) | 2019-12-27 | 2019-12-27 | Water-reducing agent powder process spray drying system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922398224.3U CN211752547U (en) | 2019-12-27 | 2019-12-27 | Water-reducing agent powder process spray drying system |
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| CN211752547U true CN211752547U (en) | 2020-10-27 |
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| CN201922398224.3U Active CN211752547U (en) | 2019-12-27 | 2019-12-27 | Water-reducing agent powder process spray drying system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113230680A (en) * | 2021-05-13 | 2021-08-10 | 张飞 | High-performance concrete retarder preparation system and preparation method |
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2019
- 2019-12-27 CN CN201922398224.3U patent/CN211752547U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113230680A (en) * | 2021-05-13 | 2021-08-10 | 张飞 | High-performance concrete retarder preparation system and preparation method |
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