CN208356378U - High-efficiency dust removal system in a kind of pneumatic carrier - Google Patents
High-efficiency dust removal system in a kind of pneumatic carrier Download PDFInfo
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- CN208356378U CN208356378U CN201820541588.5U CN201820541588U CN208356378U CN 208356378 U CN208356378 U CN 208356378U CN 201820541588 U CN201820541588 U CN 201820541588U CN 208356378 U CN208356378 U CN 208356378U
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Abstract
High-efficiency dust removal system in a kind of pneumatic carrier, including material Pneumatic conveying pipeline, it is also equipped with and is connected with control device, along the dust measurement device and spraying device of flow direction of material drop-over on material Pneumatic conveying pipeline, control device changes according to the Dust Capacity in material Pneumatic conveying pipeline, and regulation spraying device generates the spray effect mutually fitted with Dust Capacity.The utility model can be according to Dust Capacity in pipe, generate relatively reasonable spray effect, reach the needs for not only meeting pipeline locally or globally dedusting, but also can prevent spraying excessive and generate material deterioration or blocking pipeline, and it is spraying insufficient and the problems such as local accumulated heat, dust explosion occurs.
Description
Technical field
The utility model relates to a kind of air air-transport systems suitable for dilute phase and close phase coal and grain, especially
It is high-efficiency dust removal system in a kind of pneumatic carrier.
Background technique
Air-transport system is to convey powder and granule shape material in the duct using the air-flow with certain pressure and certain speed
A kind of transportation system.In Pneumatic conveying pipeline, the usually blending agent of air and powder grain material belongs to Dual-Phrase Distribution of Gas olid model
Farmland.
In process of pneumatic transmission, due to the rubbing action of material and pipeline enclosure, the rubbing action of storeroom, in conveyance conduit
Dust Capacity be gradually increased, in coal and grain conveying, when in pipe Dust Capacity increase to fire when, easily occur
Explosion accident.
Therefore, it usually needs to carry out water spray humidification to material, to reduce pipeline dust suspension before material conveying.But
Before being conveyed to material spray water humidification, can generate material deterioration it is mouldy, manage in the more blocking elbow of moisture and pressurization measurement fill
It sets, to constrain Pneumatic Conveying Technology in the application and development of coal conveying and grain conveying.
Summary of the invention
In order to overcome the above-mentioned deficiency of the prior art, the utility model provides high-effective dust-removing system in a kind of pneumatic carrier
System, can generate relatively reasonable spray effect according to Dust Capacity in pipe, reach and both meet pipeline locally or globally dedusting
It needs, and can prevent spraying excessive and generate material deterioration or blocking pipeline, and is spraying insufficient and local accumulated heat, dust occurs
The problems such as explosion.
The utility model solve its technical problem the technical solution adopted is that:
High-efficiency dust removal system in a kind of pneumatic carrier, including material Pneumatic conveying pipeline, in material Pneumatic conveying pipeline
On be also equipped with and be connected with control device, along the dust measurement device and spraying device of flow direction of material drop-over, control device according to
Dust Capacity variation in material Pneumatic conveying pipeline, regulation spraying device generate the spray effect mutually fitted with Dust Capacity.
Compared with prior art, high-efficiency dust removal system in a kind of pneumatic carrier of the utility model, by pneumatic conveying
In pipe-line system, arranges and be connected with control device, along the dust measurement device and spraying device of flow direction of material drop-over, so as to
With by Pneumatic conveying pipeline system dust change, be transferred in control device, and with preset normal Dust Capacity into
Row comparison；When the Dust Capacity in pipeline is higher than the dust determined threshold of setting, control device control corresponding automatically controlled flow valve and
Electric control reversing valve opens spraying device；In spray process, dust measurement device and control device can to dust variation in pipeline and
Data on flows tracks in time, and regulation spraying device generates relatively reasonable spray effect, to obtain the essence in Pneumatic conveying pipeline
Quasi- depositing dust mode, spray amount and spray time reach the needs for not only meeting pipeline locally or globally dedusting, but also can prevent spraying
It is excessive and generate material deterioration or blocking pipeline and spraying insufficient and the problems such as local accumulated heat, dust explosion occurs, have compared with
Strong novelty and wide applicability.
Detailed description of the invention
The present invention will be further described with reference to the accompanying drawings and examples.
Fig. 1 is the structural schematic diagram of the utility model one embodiment dust pelletizing system.
Fig. 2 is the structural schematic diagram of spraying device in Fig. 1.
Fig. 3 is the partial enlarged view in Fig. 2 at A.
Fig. 4 is the structural schematic diagram of the dust measurement device in Fig. 1.
In figure: 1, data collecting instrument, 2, data analysis control, 3, high pressure water flow delivery pipe, 4, automatically controlled flow valve, 5, stream
Meter, 6, electric control reversing valve, 7, dust measurement device, 8, spraying device, 9, connecting flange, 10, material Pneumatic conveying pipeline, 7-
1, dust sensor, 7-2, filter screen, 7-3, measurement pipe, 8-1, small spray holes, 8-2, big spray holes, 8-3, injection spray pipe, 8-4,
High pressure water flow tube, 8-5, globe valve, 8-6, valve spring.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is a part of the embodiment of the utility model, instead of all the embodiments.Based on the reality in the utility model
Example is applied, every other embodiment obtained by those of ordinary skill in the art without making creative efforts all belongs to
In the protection scope of the utility model.
Fig. 1 to Fig. 4 shows the structural schematic diagram of one preferred embodiment of the utility model, one of Fig. 1 strength
High-efficiency dust removal system in delivery pipe, including material Pneumatic conveying pipeline 10, be also equipped on material Pneumatic conveying pipeline 10 with
Control device is connected, along the dust measurement device 7 and spraying device 8 of flow direction of material drop-over, and control device is according to material pneumatic transporting
The Dust Capacity in pipeline 10 is sent to change, regulation spraying device 8 generates the spray effect mutually fitted with Dust Capacity.Wherein, the control
Device processed includes data collecting instrument 1, data analysis control 2, automatically controlled flow valve 4, flowmeter 5 and electric control reversing valve 6, and data are adopted
Collection instrument 1 be connected respectively with dust measurement device 7 and flowmeter 5, spraying device 8 successively with electric control reversing valve 6, flowmeter 5 and electricity
It controls flow valve 4 to connect, electric control reversing valve 6 and automatically controlled flow valve 4 are separately connected data analysis control 2.More specifically, the electricity
The import of control reversal valve 6 is connected with the outlet of flowmeter 5, and the data output end of flowmeter 5 is adopted by data line and data
Collect instrument 1 to be connected, the import of flowmeter 5 is connected with the outlet of automatically controlled flow valve 4, and the control terminal and data of automatically controlled flow valve 4 are analyzed
Controller 2 is connected.
Preferably, arrange that multiple groups dust measurement device 7 and multiple groups fill by spraying on the material Pneumatic conveying pipeline 10
8 are set, measures more acurrate and spray effect more evenly；In general, spraying device 8 and 7 mounted in pairs of dust measurement device, dust measurement
Device 7 and spraying device 8 are connect by connecting flange 9 with material Pneumatic conveying pipeline 10.
Referring to fig. 4, in the present embodiment, the dust measurement device 7 is mainly by dust sensor 7-1, filter screen 7-2
It is formed with measurement pipe 7-3, the both ends of measurement pipe 7-3 are connected by connecting flange 9 with material Pneumatic conveying pipeline 10, dust sensor
7-1 is mounted on upper end in the middle part of measurement pipe 7-3, and upper end is also provided with the two groups of measured holes in left and right in the middle part of measurement pipe 7-3, and delivery air is from one
The measured hole at end enters dust sensor 7-1 front end measurement region, then flows out from the measured hole of the other end, equal at two groups of measured holes
Filter screen 7-2 is installed, the large granular materials that filter screen 7-2 can avoid conveying enter measured zone, influence measurement result, and dust passes
The data output end of sensor 7-1 is connected by data line with data collecting instrument 1.
Referring to figs. 2 and 3, spraying device 8 as described in the examples includes injection spray pipe 8-3 and high pressure water flow delivery pipe 3, spray
The mist top pipe 8-3 has the spray holes of two groups of axial direction flat rafts, and one group of spray holes are small spray holes 8-1, and another group is big spraying
Hole 8-2, every group of spray holes are made of the spray holes that three radial angles are 30 °~90 °, and each spray holes are by high pressure water flow
Pipe 8-4, globe valve 8-5 and valve spring 8-6 composition；Be equipped in each spray holes high pressure water flow tube 8-4, globe valve 8-5 and
Valve spring 8-6, high pressure water flow tube 8-4 end surrounding are tightly connected by the spray holes threaded upper ends of screw thread and injection spray pipe 8-3,
With globe valve 8-5 upper-end contact below the end high pressure water flow tube 8-4, the lower end globe valve 8-5 passes through valve spring 8-6 and spray holes
Outlet connect, the outlets of spray holes is the ladder mouth that diameter is shunk, there is groove structure in the lower end surrounding of ladder mouth, every group
Three groove structures of spray holes are connections, and such design can avoid the conveying direct impulse-spray hole inner wall of material, simultaneously
It can prevent dust from assembling and block spray holes；Three high pressure water flow tube 8-4 of every group of spray holes are connected in series to electric control reversing valve 6
Outlet, the control terminal of electric control reversing valve 6 are connected with data analysis control 2, high pressure water flow delivery pipe 3 and automatically controlled flow valve 4
Import is connected, by the different valve positions of electric control reversing valve 6, to obtain different spray patterns, generate it is strong, in, weak three kinds it is spraying
Effect.
Preferably, the injection spray pipe 8-3 is shaped using PM technique compacting sintering, with stronger wear-resisting
Property.
A method of using high-efficiency dust removal system in pneumatic carrier, the specific steps are as follows:
1) in material Pneumatic conveying pipeline 10, multiple groups dust measurement device 7 and multiple groups spraying device 8, and dust are arranged
Measuring device 7 and spraying device 8 are arranged in pairs；
2) the Dust Capacity situation of change in material Pneumatic conveying pipeline 10 is obtained using dust measurement device 7, passes through data
Line is transferred in data collecting instrument 1, and collected Dust Capacity data are transferred in data analysis control 2 by data collecting instrument 1；
3) data analysis control 2 analysis obtain flow field dust content variation, and with preset normal Dust Capacity
It compares；
4) when the Dust Capacity in material Pneumatic conveying pipeline 10 is higher than the dust determined threshold of setting, data analysis control
The 2 automatically controlled flow valves 2 of control are opened, and the small spray holes 8-1 for making the access of electric control reversing valve 6 connect spraying device 8 is opened, simultaneously
Big spray holes 8-2 is closed, and generates weak spray effect；
5) high pressure water flow passes through high pressure water flow delivery pipe 3, automatically controlled flow valve 4, flowmeter 5, electric control reversing valve 6 and spraying dress
It sets 8 and enters material Pneumatic conveying pipeline 10；
6) in spray process, dust measurement device 7 and flowmeter 5 pass through data collecting instrument 1 for Dust Capacity and high pressure water flow
Amount data are timely feedbacked to data analysis control 2；
7) data analysis control 2 is by the data of analysis feedback, to the aperture of automatically controlled flow valve 4, electric control reversing valve 6
Position and opening time are adjusted and control, and connect the big spray holes 8-2 of spraying device 8, close small spray holes 8-2, generate
Middle spray effect；
8) in middle spray process, when dust measurement device 7 obtain pipeline in Dust Capacity be still higher than it is preset just
Normal Dust Capacity, when the adjustment of data analysis control 2 is with the aperture of the automatically controlled flow valve 4 of control, the position of electric control reversing valve 6 and unlatching
Between, it is switched on the small spray holes 8-1 of spraying device 8 and big spray holes 8-2, generates strong spray effect.
The above is only the preferred embodiment of the utility model, not does limit in any form to the utility model
System, it is all according to the technical essence of the utility model, any simple modification and same variation are made to above embodiments, fallen
Enter within the protection scope of the utility model.
Claims (6)
1. high-efficiency dust removal system in a kind of pneumatic carrier, including material Pneumatic conveying pipeline (10), it is characterized in that: in material gas
It is also equipped with and is connected with control device, along the dust measurement device (7) of flow direction of material drop-over and spraying on power conveyance conduit (10)
Device (8), control device according in material Pneumatic conveying pipeline (10) Dust Capacity change, regulation spraying device (8) generate with
The spray effect that Dust Capacity is mutually fitted.
2. high-efficiency dust removal system in a kind of pneumatic carrier according to claim 1, it is characterized in that: in the material gas
Arrange that multiple groups dust measurement device (7) and multiple groups spraying device (8), spraying device (8) and dust are surveyed on power conveyance conduit (10)
Device (7) mounted in pairs is measured, dust measurement device (7) and spraying device (8) pass through connecting flange (9) and material pneumatic conveying
Pipeline (10) connection.
3. high-efficiency dust removal system in a kind of pneumatic carrier according to claim 2, it is characterized in that: the control device
Including data collecting instrument (1), data analysis control (2), automatically controlled flow valve (4), flowmeter (5) and electric control reversing valve (6), number
Be connected respectively with dust measurement device (7) and flowmeter (5) according to Acquisition Instrument (1), spraying device (8) successively with electric control reversing valve
(6), flowmeter (5) and automatically controlled flow valve (4) connection, electric control reversing valve (6) and automatically controlled flow valve (4) are separately connected data analysis
Controller (2).
4. high-efficiency dust removal system in a kind of pneumatic carrier according to claim 3, it is characterized in that: the electric control reversing valve
(6) import is connected with the outlet of flowmeter (5), and the data output end of flowmeter (5) is acquired by data line and data
Instrument (1) is connected, and the import of flowmeter (5) is connected with the outlet of automatically controlled flow valve (4), the control terminal and number of automatically controlled flow valve (4)
It is connected according to analyzer-controller (2).
5. high-efficiency dust removal system in a kind of pneumatic carrier according to claim 3, it is characterized in that: the dust measurement
Device (7) is mainly made of dust sensor (7-1), filter screen (7-2) and measurement pipe (7-3), the both ends of measurement pipe (7-3) by
Connecting flange (9) is connected with material Pneumatic conveying pipeline (10), and dust sensor (7-1) is mounted on the middle part measurement pipe (7-3)
End, measurement pipe (7-3) middle part upper end are also provided with the two groups of measured holes in left and right, and delivery air enters dust sensing from the measured hole of one end
Device (7-1) front end measurement region, then flowed out from the measured hole of the other end, filter screen (7-2), dust are respectively mounted at two groups of measured holes
The data output end of sensor (7-1) is connected by data line with data collecting instrument (1).
6. high-efficiency dust removal system in a kind of pneumatic carrier according to claim 3, it is characterized in that: the spraying device
It (8) include injection spray pipe (8-3) and high pressure water flow delivery pipe (3), the injection spray pipe top (8-3) has being sprayed for two groups of axial direction flat rafts
Hole, one group of spray holes are small spray holes (8-1), and another group is big spray holes (8-2), and every group of spray holes are by three radial folders
The spray holes that angle is 30 °~90 ° form, and are equipped with high pressure water flow tube (8-4), globe valve (8-5) and valve in each spray holes
Spring (8-6), high pressure water flow tube (8-4) end surrounding is sealed by the spray holes threaded upper ends of screw thread and injection spray pipe (8-3) to be connected
It connects, with globe valve (8-5) upper-end contact below the end high pressure water flow tube (8-4), the lower end globe valve (8-5) passes through valve spring
(8-6) connects with the outlet of spray holes, and the outlet of spray holes is the ladder mouth that diameter is shunk, and has in the lower end surrounding of ladder mouth
Groove structure, three groove structures of every group of spray holes are connection, three high pressure water flow tubes (8-4) series connection of every group of spray holes
It is mutually connected to electric control reversing valve (6) outlet, the control terminal of electric control reversing valve (6) is connected with data analysis control (2), high pressure water flow
Delivery pipe (3) is connected with the import of automatically controlled flow valve (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820541588.5U CN208356378U (en) | 2018-04-16 | 2018-04-16 | High-efficiency dust removal system in a kind of pneumatic carrier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820541588.5U CN208356378U (en) | 2018-04-16 | 2018-04-16 | High-efficiency dust removal system in a kind of pneumatic carrier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208356378U true CN208356378U (en) | 2019-01-11 |
Family
ID=64922734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820541588.5U Expired - Fee Related CN208356378U (en) | 2018-04-16 | 2018-04-16 | High-efficiency dust removal system in a kind of pneumatic carrier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208356378U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108421343A (en) * | 2018-04-16 | 2018-08-21 | 江苏师范大学 | High-efficiency dust removal system and method in a kind of pneumatic carrier |
| CN112677363A (en) * | 2019-10-18 | 2021-04-20 | 中国石油化工股份有限公司 | Method and device for filtering particle impurities in dilute-phase pneumatic conveying purified terephthalic acid product |
-
2018
- 2018-04-16 CN CN201820541588.5U patent/CN208356378U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108421343A (en) * | 2018-04-16 | 2018-08-21 | 江苏师范大学 | High-efficiency dust removal system and method in a kind of pneumatic carrier |
| CN112677363A (en) * | 2019-10-18 | 2021-04-20 | 中国石油化工股份有限公司 | Method and device for filtering particle impurities in dilute-phase pneumatic conveying purified terephthalic acid product |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190111 Termination date: 20210416 |