CN212558441U - Dry powder humidification air conveying device in modified starch production - Google Patents
Dry powder humidification air conveying device in modified starch production Download PDFInfo
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- CN212558441U CN212558441U CN202021322652.4U CN202021322652U CN212558441U CN 212558441 U CN212558441 U CN 212558441U CN 202021322652 U CN202021322652 U CN 202021322652U CN 212558441 U CN212558441 U CN 212558441U
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Abstract
The utility model discloses a dry powder humidifying air-conveying device in modified starch production, which comprises an air-conveying pipeline, wherein one end of the air-conveying pipeline is connected with an air filter, and the other end of the air-conveying pipeline is communicated with an air blower; the air supply pipeline from the air filter end to the air blower end is sequentially communicated with a humidifier, a feeding hopper, a separator and a dust remover, the humidifier and the feeding hopper are respectively arranged on one side of the air supply pipeline, and the air supply pipeline sequentially penetrates through the separator and the dust remover and is finally connected to an air blower; a mixed flow fan is arranged in the inner cavity of the air supply pipeline between the humidifier and the supply hopper. The utility model discloses a humidification reduces the probability that takes place the powder explosion among the starch transportation process, and is carried the excessive that reduces among the powder transportation process through inhaling the formula of sending, increases the powder rate of recovery, the better solution the problem that exists among the prior art.
Description
Technical Field
The utility model belongs to the technical field of starch processing, concretely relates to dry powder humidification air-assisted device in modified starch production.
Background
The modified starch refers to a starch derivative which is produced by changing the physicochemical property and the spatial structure of the original starch through physical, chemical or enzymatic means and the like, thereby producing new purposes. The raw materials of modified starch are just commodity starch, and commodity corn starch contains about 13% moisture, generally utilizes the air conveying system during the transport, and ordinary air conveying system makes the dust excessive easily, and the powder has the danger of dust explosion during the transport simultaneously, consequently need design a device of overcoming above-mentioned defect, can improve the efficiency of air conveying, and the powder can not be excessive when carrying to reduce the probability of dust explosion.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the dry powder humidifying air conveying device in the modified starch production can reduce the probability of powder explosion in the starch conveying process, reduce overflow in the powder conveying process and increase the powder recovery rate.
In order to solve the technical problem, the technical scheme of the utility model is that:
a dry powder humidifying air supply device in modified starch production comprises an air supply pipeline, wherein one end of the air supply pipeline is connected with an air filter, and the other end of the air supply pipeline is communicated with an air blower; the air supply pipeline from the air filter end to the air blower end is sequentially communicated with a humidifier, a feeding hopper, a separator and a dust remover, the humidifier and the feeding hopper are respectively arranged on one side of the air supply pipeline, and the air supply pipeline sequentially penetrates through the separator and the dust remover and is finally connected to an air blower; a mixed flow fan is arranged in the inner cavity of the air supply pipeline between the humidifier and the supply hopper.
Preferably, a hygrometer is arranged on the side wall of the air supply pipeline between the mixed flow fan and the feeding hopper. Through detecting humidity, can adjust the humidity in the air supply pipeline in real time, guarantee that starch can not too wet, also can not increase explosion risk because of too dry.
Preferably, the side wall of the feeding hopper is further provided with a vibrator, the discharging port end at the bottom of the feeding hopper is provided with an air closing valve, the air closing valve enables starch to be discharged at a constant speed, and uneven discharging caused by blowing of the starch by pipeline airflow is prevented. The vibrator reinforces the vibration of the hopper and prevents starch from adhering to the hopper wall, thereby causing a jam in the starch conveying process.
Preferably, the air supply pipeline of feed hopper and air supply pipeline junction inwards caves in, forms narrower pipeline inner chamber, can accelerate the air current to flow like this, forms certain negative pressure in air supply pipeline, is favorable to falling of starch, makes starch fast dispersion simultaneously, is difficult for holding the group.
Preferably, the humidifier is an ultrasonic humidifier; the mixed flow fan is a four-blade flashing blade, and power is provided by air flow.
Preferably, the separator is provided with a material inlet, a starch outlet and a dust air outlet, and the air conveying pipeline is connected to the material inlet and the dust air outlet of the separator.
Further, the separator is a cyclone separator.
Preferably, the dust remover is provided with a dust air inlet, a dust removing port and an air outlet, the air supply pipeline is connected to the dust air inlet and the air outlet of the dust remover, and the air outlet of the dust remover is connected to the air blower through the air supply pipeline. The air supply power in the whole air supply pipeline is provided by a blower at the tail end.
Preferably, the blower is also communicated with a silencer. The gas flow that runs through the device is eventually exhausted from the muffler.
Furthermore, the humidifier and the hygrometer are respectively and electrically connected to the automatic control device, and the humidity in the air supply pipeline is ensured to be constant through automatic control of the humidity.
The utility model discloses the principle:
this device mainly uses in the transportation process of starch, drive the gas flow by the air-blower, the air current is after the filter edulcoration, through the humidification of ultrasonic humidifier, the starch that the drive was unloaded from the discharge hopper flows in the wind pipeline of sending, starch carries the back in the separator, through the separation of separator, starch is discharged from the starch outlet, the air current continues to flow from the dirt wind outlet of separator, reachs the dust remover, after the tiny powder of carrying is detached to the process dust remover, discharge through air-blower and silencer. The device reduces the probability of dust explosion by increasing air humidity, and reduces the overflow of dust by a suction conveying type conveying mode.
Since the technical scheme is used, the beneficial effects of the utility model are that:
1. the humidifier of the utility model can generate fine water drops, has good atomization effect, can be quickly gasified under the action of the air flow, and realizes the quick humidification of the air flow;
2. the utility model discloses humidifier can be with carrying the air current humidification to humidity 75% -80%, and the air current humidity that produces is even, prevents effectively that the material from caking, can reduce the probability of dust explosion again, prevents that the dust from gluing the pipeline because of static, and the increase of air humidity also can prevent effectively that the dust is excessive, improves the efficiency that the separator retrieves starch, reduces the content of the fine powder in the tail gas;
3. the air conveying mode of the utility model is suction conveying, the whole conveying process is in a closed pipeline until starch is discharged; when the powder is conveyed, the pipeline is in a negative pressure state, so that the dust can be effectively prevented from overflowing;
4. the end of the utility model is provided with a silencer, which reduces the environmental noise;
in a word, the utility model discloses a humidification reduces the probability that takes place the powder explosion among the starch transportation process, and is carried the excessive that reduces among the powder transportation process through inhaling the formula of sending, increases the powder rate of recovery, the better solution the problem that exists among the prior art.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
in the figure, 1, an air filter; 2. a humidifier; 3. a mixed flow fan; 4. a hygrometer; 5. a feeding hopper; 6. a vibrator; 7. an air supply pipeline; 8. a separator; 9. a dust remover; 10. a blower; 11. a muffler.
Detailed Description
The invention is further explained below with reference to the drawings and examples.
The first embodiment is as follows:
as shown in figure 1, the dry powder humidifying air supply device in modified starch production comprises an air supply pipeline 7, wherein one end of the air supply pipeline 7 is connected with an air filter 1, and the other end of the air supply pipeline 7 is communicated with an air blower 10; the air supply pipeline 7 from the end of the air filter 1 to the end of the air blower 10 is sequentially communicated with a humidifier 2, a feeding hopper 5, a separator 8 and a dust remover 9, the humidifier 2 and the feeding hopper 5 are respectively arranged at one side of the air supply pipeline 7, and the air supply pipeline 7 sequentially penetrates through the separator 8 and the dust remover 9 and is finally connected to the air blower 10; the mixed flow fan 3 is arranged in the inner cavity of the air supply pipeline 7 between the humidifier 2 and the feeding hopper 5, and the hygrometer 4 is arranged on the side wall of the air supply pipeline 7 between the mixed flow fan 3 and the feeding hopper 5.
The side wall of the feeding hopper 5 is also provided with a vibrator 6, and the discharging port end at the bottom of the feeding hopper 5 is provided with an air-tight valve (not shown). The blower 10 is also in communication with a muffler 11.
During actual production, air is filtered by the air filter 1 and then enters the air conveying pipeline 7, the humidification amount of the humidifier 2 is controlled, the feeding hopper 5 is opened when the hygrometer 4 displays that the numerical value is 75-80%, materials enter the air conveying pipeline 7 and are conveyed to the separator 8, starch is discharged after being separated by the separator 8, meanwhile, air flow is continuously conveyed to the dust remover 9, and fine powder carried in the air flow is discharged through the air blower and the silencer after being removed by the dust remover 9. The device can not produce raise dust, still promotes the separation effect of separator after increasing air humidity, makes hardly contain the dust in the tail gas.
It should be understood that these examples are for illustrative purposes only and are not intended to limit the scope of the present invention. Furthermore, it should be understood that various changes and modifications of the present invention may be made by those skilled in the art after reading the teachings of the present invention, and these equivalents also fall within the scope of the appended claims.
Claims (6)
1. A dry powder humidifying air supply device in modified starch production is characterized by comprising an air supply pipeline, wherein one end of the air supply pipeline is connected with an air filter, and the other end of the air supply pipeline is communicated with an air blower; the air supply pipeline from the air filter end to the air blower end is sequentially communicated with a humidifier, a feeding hopper, a separator and a dust remover, the humidifier and the feeding hopper are respectively arranged on one side of the air supply pipeline, and the air supply pipeline sequentially penetrates through the separator and the dust remover and is finally connected to an air blower; and a mixed flow fan is arranged in an inner cavity of the air supply pipeline between the humidifier and the supply hopper.
2. The dry powder humidifying air supply device in the production of modified starch as claimed in claim 1, wherein: and a hygrometer is arranged on the side wall of the air supply pipeline between the mixed flow fan and the feeding hopper.
3. The dry powder humidifying air supply device in the production of modified starch as claimed in claim 1, wherein: the side wall of the feeding hopper is also provided with a vibrator, and the discharge port end at the bottom of the feeding hopper is provided with an air-tight valve.
4. The dry powder humidifying air supply device in the production of modified starch as claimed in claim 1, wherein: the air supply pipeline at the joint of the feeding hopper and the air supply pipeline is inwards sunken.
5. The dry powder humidifying air supply device in the production of modified starch as claimed in claim 1, wherein: the humidifier is an ultrasonic humidifier; the mixed flow fan is a four-blade flashing sheet.
6. The dry powder humidifying air supply device in the production of modified starch as claimed in claim 1, wherein: the blower is also communicated with a silencer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021322652.4U CN212558441U (en) | 2020-07-08 | 2020-07-08 | Dry powder humidification air conveying device in modified starch production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021322652.4U CN212558441U (en) | 2020-07-08 | 2020-07-08 | Dry powder humidification air conveying device in modified starch production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212558441U true CN212558441U (en) | 2021-02-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021322652.4U Active CN212558441U (en) | 2020-07-08 | 2020-07-08 | Dry powder humidification air conveying device in modified starch production |
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| Country | Link |
|---|---|
| CN (1) | CN212558441U (en) |
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- 2020-07-08 CN CN202021322652.4U patent/CN212558441U/en active Active
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