CN211463082U - Dense-phase automatic batching and conveying system for powdery materials - Google Patents
Dense-phase automatic batching and conveying system for powdery materials Download PDFInfo
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- CN211463082U CN211463082U CN201921468516.3U CN201921468516U CN211463082U CN 211463082 U CN211463082 U CN 211463082U CN 201921468516 U CN201921468516 U CN 201921468516U CN 211463082 U CN211463082 U CN 211463082U
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- 238000005303 weighing Methods 0.000 claims abstract description 68
- 238000006243 chemical reaction Methods 0.000 claims abstract description 15
- 238000002156 mixing Methods 0.000 claims abstract description 10
- 238000003860 storage Methods 0.000 claims description 11
- 238000007599 discharging Methods 0.000 claims description 7
- 238000001914 filtration Methods 0.000 claims description 7
- 238000007664 blowing Methods 0.000 claims description 5
- 229920000728 polyester Polymers 0.000 claims description 4
- 239000002994 raw material Substances 0.000 claims description 4
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- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000004537 pulping Methods 0.000 description 2
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- 235000005983 Crescentia cujete Nutrition 0.000 description 1
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- 230000015572 biosynthetic process Effects 0.000 description 1
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Abstract
The utility model relates to a chemical production technical field, it discloses a powdery material dense phase automatic blending conveying system, including feeder, the storehouse of weighing, delivery tank, conveying pipeline, separator, feeder, the storehouse of weighing and delivery tank link to each other in order, the delivery tank passes through conveying pipeline and links to each other with each consumer, the separator is connected conveying pipeline is so that come from conveying pipeline's powdery material separates on the spot with carrying compressed air, be provided with on the separator and be used for connecting the discharge opening of consumer. The utility model provides a high-efficient automatic powdery material measurement, transport, throw feeder apparatus have effectively solved the reinforced difficult problem of automated transport of powdery solid material among the chemical reaction, have carry throw the material quick accurate, degree of automation is high, the process environmental protection, no dust is wafted, the security is good and the characteristics of operation management are simple and convenient.
Description
Technical Field
The utility model relates to a chemical production technical field, concretely relates to powdery material dense phase automatic blending conveying system.
Background
The solid powder feeding in the workshop of the chemical enterprise is always a long-standing problem, and mainly has the following problems: the labor intensity of workers is high, and the odor is dispersed and the dust of the fed materials cannot be effectively controlled. Because chemical reaction raw materials are highly dangerous such as inflammable and explosive and reaction conditions are highly dangerous such as high temperature and high pressure, the feeding problem can cause serious consequences such as frequent safety accidents, crowd injuries and the like. At present, the following methods are mainly used for solving the feeding problem:
the method comprises the following steps: the solid material is liquefied by dissolving, pulping and other methods, and then is conveyed to the use points of each device by a pump through a pipeline, and the defects are as follows: some materials are dissolved and pulped and then slowly decomposed and can not be stored for a long time; some materials need to be heated or frozen for dissolving and pulping, and are not suitable for long-distance transportation after being liquefied; and some reactions do not allow the materials to be dissolved and pulped in advance.
The second method comprises the following steps: various conveying machines such as screw conveyer, pipe chain conveyor are adopted to convey the material to each equipment use point in workshop, and the shortcoming is: the mechanical equipment has complex structure, large volume, incapability of freely turning, difficult multipoint feeding, more material conveying residues, low metering accuracy and poor field sanitation condition.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides a powdery material dense phase automatic blending conveying system aims at solving among the prior art chemical powder raw materials and carries dangerous high, adaptability is poor, drawbacks such as conveying equipment complicacy with high costs to improve the degree of automation that the material was carried. The specific technical scheme is as follows:
the utility model provides a powdery material dense phase automatic blending conveying system, includes feeder, the storehouse of weighing, sends jar, conveying line, separator, feeder, the storehouse of weighing and send jar and link to each other in order, send the jar and pass through conveying line and each material equipment and link to each other, the separator is connected conveying line is so that come from conveying line's powdery material and transport compressed air separate on the spot, be provided with on the separator and be used for connecting the discharge opening of material equipment.
The utility model discloses in, the feeder is including promoting electric block, bale breaker, connection the bale breaker with the promotion conveyer between the storehouse of weighing, it is used for promoting the material to the suitable position of bale breaker and unpacks to promote electric block.
After unpacking, the materials are conveyed to a weighing bin by a lifting conveyor.
Preferably, the bale breaker is also provided with a dust remover, and the dust remover is preferably a polyester filter element dust remover or a plastic burning plate dust remover.
Preferably, in the automatic blending conveying system, the lifting conveyor is controlled by frequency conversion.
Preferably, in the automatic blending conveying system, the lifting conveyor is a pipe chain conveyor, a screw conveyor or a bucket elevator.
The utility model discloses in, the storehouse of weighing is in including the feed bin of weighing, setting on the feed bin of weighing and with feeding control valve, the setting that the feeder is connected are in pneumatic hammer, connection on the feed bin of weighing the third weighing module, the setting of feed bin of weighing are in the ejection of compact control valve of feed bin bottom discharge gate of weighing.
In the utility model, the third weighing module of the weighing bin is interlocked with the lifting conveyor and the feeding control valve; the interlocking is that when the material in the weighing bin reaches a preset percentage value of a preset upper limit value, the rotating speed of the lifting conveyor is reduced, and when the material in the weighing bin reaches the preset upper limit value, the motor of the lifting conveyor stops rotating and the feeding control valve is closed at the same time.
Preferably, the required weighing capacity is set through a PLC controller, and the third weighing module is interlocked with the lifting conveyor and the feeding control valve.
The utility model discloses in, send the jar including feed bin, air inlet control valves and connect respectively first weighing module, fluidizer, vibrating motor or air hammer, first pressure transmitter, feed valve and bleeder valve on the feed bin, air inlet control valves connects fluidizer.
In the automatic batching conveying system, the first weighing module of the sending tank is used for monitoring the residual quantity and the discharging speed of the materials.
In the utility model, the first weighing module of the sending tank is linked with the discharge control valve of the weighing bin; the linkage is that the discharge valve of the sending tank is automatically closed when the raw material in the sending tank is emptied to the lower limit value set by the first weighing module of the sending tank.
Preferably, in the automatic ingredient delivery system, the delivery pressure of the delivery tank is 0.1-0.3 MPa.
Preferably, in the automatic batching and conveying system, inert gas is used for conveying materials with unstable chemical properties.
Preferably, in the automatic blending and conveying system, a vibration motor is installed at the top end of the conveying pipeline and used for cleaning residual materials in the conveying pipeline.
The utility model discloses in, the pipeline by delivery trunk line, connect send the jar with hose connection between the delivery trunk line, connect each delivery branch pipeline, the connection of delivery trunk line each delivery branch pipeline with hose connection between the separator is constituteed, the three-way valve is installed with delivery branch pipeline's junction for make the material flow to appointed reation kettle. After the materials are separated from air by the separator, the materials are put into a specified reaction kettle.
Preferably, in the automatic batching and conveying system, the conveying pipeline is a stainless steel pipeline or a steel plastic-lined pipeline, and the caliber of the conveying pipeline is DN 40-DN 125.
The utility model discloses in, the separator is including keeping in the feed bin, connecting the second weighing module of the feed bin of keeping in, connect the filter equipment on feed bin upper portion of keeping in, install the discharge valve of feed bin bottom of keeping in, install second pressure transmitter and vibrating motor on the feed bin of keeping in, be provided with the filter core in the filter equipment, the last pulse blowback device that is provided with of filter equipment.
Among the above-mentioned automatic blending conveying system, the pulse blowback device is used for cleaing away the absorbent dust in filter core surface, guarantees that the material separates smoothly with the compressed air of carrying.
The filtering device is arranged on the temporary storage bin, so that the materials and the conveying gas can be separated on the spot and then enter the reaction kettle.
The utility model discloses in, the filter core adopts the polyester filter core or moulds the board filter core of fever.
The utility model discloses in, second pressure transmitter installs on the feed bin upper portion of keeping in to be used for preventing because of the filter equipment filter core blocks up the superpressure operation.
The utility model has the advantages that:
the utility model discloses a powdery material dense phase automatic blending conveying system provides a high-efficient automatic powdery material measurement, carry, throw feeder apparatus, the automatic reinforced difficult problem of carrying of powdered solid material in the chemical reaction has effectively been solved, have carry throw the material quick accurate, automated control, the dust-free of process environmental protection is wafted, the security is good and the characteristics of operation management are simple and convenient, system architecture is simple, and is with low costs, can satisfy the needs of a lot of enterprises in production technology, bring huge benefit for the enterprise.
Drawings
Fig. 1 is a schematic structural diagram of a dense-phase automatic batching and conveying system for powdery materials of the present invention;
FIG. 2 is a partial enlarged view (left half) of FIG. 1;
fig. 3 is a partially enlarged view (right half) of fig. 1.
In the figure: 1. a feeder 11, a lifting electric hoist 12, a bale breaker 13 and a lifting conveyor;
in the figure: 2. the weighing system comprises a weighing bin 21, a feeding control valve 22, a third weighing module 23, a weighing bin 24, an air hammer 25 and a discharging control valve;
in the figure: 3. the device comprises a sending tank, a feeding valve, a sending tank bin, a first weighing module, a first fluidizing device, a first air inlet control valve group, a first vibrating motor or an air hammer, a first pressure transmitter, a second fluidizing device, a second air inlet control valve group, a second fluidizing device or an air;
in the figure: 4. a conveying pipeline 41, a flexible connecting pipe 42, a main conveying pipeline 43, a branch conveying pipeline 44, a three-way valve 45 and a vibration motor;
in the figure: 5. the device comprises a separator, 51, a filtering device, 52, a temporary storage bin, 53, a second weighing module, 54, a blanking valve, 55, a pulse back-blowing device, 56, a filter element, 57, a second pressure transmitter, 58 and a bin vibration motor.
In the figure: 6. and (5) a reaction kettle.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a predetermined orientation, be constructed and operated in a predetermined orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
The conveying and feeding device for powdery materials of the embodiment, as shown in fig. 1, includes a feeder 1, a weighing bin 2, a sending tank 3, a conveying pipeline 4, and a separator 5. Feeder 1, the storehouse of weighing 2 and sending jar 3 link to each other in order, send jar 3 and link to each other with each material equipment through pipeline 4, and separator 5 is used for making powdery material and carrying compressed air to separate on the spot.
The feeder 1 includes: a lifting electric block 11, a bale breaker 12 and a lifting conveyor 13. The bale breaker 12 is equipped with a bag-type dust collector. The lifting conveyor 13 is controlled by frequency conversion. The lifting conveyor 13 is a pipe chain conveyor, a bucket elevator or a conveying screw.
The weighing compartment 2 comprises: a feeding control valve 21, a third weighing module 22, a weighing bin 23, an air hammer 24 and a discharging control valve 25. When the material in the bin reaches a preset percentage value (for example, 95% of the set upper limit value) of the set upper limit value of the weighing bin 2, the rotating speed of the lifting conveyor is reduced, and when the material reaches the set upper limit value (namely, 100% of the set upper limit value) of the weighing bin 2, the motor of the lifting conveyor 13 stops rotating, and the feeding control valve 21 is closed at the same time.
As shown in fig. 3, the canister 3 includes: a feed valve 31, a sending tank bin 32, a sending tank first weighing module 33, a fluidizing device 34, a set of inlet control valves 35, a vibration motor or air hammer 36, and a first pressure transmitter 37. The sending tank first weighing module 33 is used to monitor the residual amount of material and the discharge speed. The first weighing module 33 of sending tank is interlocked with the discharge control valve 25 of weighing bin, and the discharge control valve 25 can not be opened to discharge when higher than the set value. The air inlet control valve group 35 and the first pressure transmitter 37 are interlocked to realize the stable operation of constant pressure in the conveying pressure of 0.1-0.3 MPa.
The conveying pipeline 4 is composed of a main conveying pipeline 42 and branch conveying pipelines 43, a three-way valve 44 is installed at a tee joint of the main conveying pipeline 42 and the branch conveying pipelines 43 and used for enabling materials to flow to a specified reaction kettle, and a vibration motor 45 is installed at the top end of the conveying pipeline 4 and used for removing residual materials in the pipelines. The connection between the sending tank 3 and the transfer line is a flexible connection pipe 41. The conveying pipeline is a stainless steel pipeline or a steel plastic-lined pipeline, and the caliber is DN 40-DN 125.
The separator 5 includes: the device comprises a filtering device 51, a temporary storage bin 52, a second weighing module 53, a blanking valve 54, a pulse back-blowing device 55, a filter element 56 and a second pressure transmitter 57. The separator 5 serves for the in situ separation of the pulverulent material from the conveyed compressed air, wherein the second weighing module 53 serves to prevent the separator from operating under excess pressure and the second pressure transmitter 57 serves to prevent the separator from operating under excess pressure. The filter element 56 is a plastic sintered plate filter element or a polyester filter element and is used for intercepting material dust to achieve the purpose of purifying tail gas.
The material is promoted to bale breaker 12 through promoting electronic calabash 11 (bale breaker 12 has the dust remover, in order to control the dust when unpacking to wander away), the material after bale breaker 12 unpacks gets into in promoting conveyer 13 through the lower hopper, it is controlled by frequency conversion to promote conveyer 13, get into the storehouse 2 of weighing through the conveyer material, feeding control valve 21 and the third weighing module 22 interlocking of storehouse 2 of weighing, the required volume of workshop reation kettle 6 is set for by well accuse room PLC, when the storehouse weight of weighing reaches 95% of setting for the upper limit value, the lifting machine rotational speed reduces, when the storehouse weight of weighing reaches setting for the upper limit value, lifting machine 13 stops, feeding control valve 21 closes, ejection of compact control valve 25 opens, the material after weighing all gets into the sending tank. When the material is required to be sent, firstly, compressed air enters the sending tank through the fluidization plate 34, the material is fluidized and loosened, the fluidity is improved, meanwhile, the pressure in the sending tank is increased, and when the pressure value reaches a set pressure value, the discharge valve is automatically opened, and the material is conveyed into the material conveying pipeline 4. In the conveying process, the first pressure transmitter 37 and the air inlet control valve group 35 are interlocked to achieve stable conveying, when the pressure in the tank is reduced to 0.03MPa after materials in the tank are conveyed, the air inlet control valve group 35 automatically closes the valve, the discharge valve is closed after 2-5 seconds of delay, and the conveying speed of the materials is monitored through the first weighing module 33 of the sending tank. The material enters the synthesis workshop from the batching room through a main conveying pipeline 42, opens a branch control valve 44, enters a branch pipeline 43 corresponding to the reaction kettle to be fed, and flows into the separator 5. Most of materials sink and enter a designated reaction kettle through the discharging valve 54, a small amount of dust is intercepted by the filter element 56 to achieve the purpose of purifying tail gas, the dust adsorbed on the surface of the filter element 56 is cleaned through the pulse back blowing device, and the cleaning effect is monitored by the second pressure transmitter 57. And after the feeding is finished, opening the main pipeline vibration motor 45 and blowing and removing residual materials of the main pipeline, and opening the bin vibration motor 58 to remove residual materials adhered to the separator 5.
The above examples are merely illustrative for clarity and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.
Claims (10)
1. The utility model provides a powdery material dense phase automatic blending conveying system, its characterized in that, includes feeder (1), weighs storehouse (2), sends jar (3), conveying pipeline (4), separator (5), feeder (1), weigh storehouse (2) and send jar (3) and link to each other in order, send jar (3) and link to each other with each material equipment through conveying pipeline (4), separator (5) are connected conveying pipeline (4) are so that come from the powdery material of conveying pipeline (4) separates on the spot with carrying compressed air, be provided with on separator (5) and be used for connecting the discharge opening of material equipment.
2. The dense-phase automatic proportioning and conveying system for powdery materials of claim 1, wherein the charger (1) comprises a lifting electric hoist (11), a bale breaker (12) and a lifting conveyor (13) connected between the bale breaker (12) and the weighing bin (2), and the lifting electric hoist is used for lifting the materials to a proper position of the bale breaker for unpacking.
3. The dense-phase automatic powdery material proportioning and conveying system of claim 1, wherein the weighing bin (2) comprises a weighing bin (23), a feeding control valve (21) arranged on the weighing bin (23) and connected with the feeder (1), an air hammer (24) arranged on the weighing bin (23), a third weighing module (22) connected with the weighing bin (23), and a discharging control valve (25) arranged at a bottom discharging port of the weighing bin (23).
4. The dense-phase automatic proportioning and conveying system for powdery materials of claim 3, characterized in that a third weighing module (22) of the weighing bin (2) is interlocked with the lifting conveyor (13) and the feeding control valve (21); the interlocking is that when the material in the weighing bin (2) reaches a preset percentage value of a preset upper limit value, the rotating speed of the lifting conveyor (13) is reduced, and when the material in the weighing bin (2) reaches the preset upper limit value, the motor of the lifting conveyor (13) stops rotating and the feeding control valve (21) is closed at the same time.
5. The dense-phase automatic proportioning and conveying system for powdery materials of claim 3, wherein the sending tank (3) comprises a storage bin (32), an air inlet control valve group (35), and a first weighing module (33), a fluidizing device (34), a vibrating motor or an air hammer (36), a first pressure transmitter (37), a feeding valve (31) and a discharging valve (38) which are respectively connected to the storage bin (32), and the air inlet control valve group (35) is connected to the fluidizing device (34).
6. The dense-phase automatic proportioning and conveying system for powdery materials of claim 5, characterized in that the first weighing module (33) of the sending tank (3) is linked with the discharge control valve (25) of the weighing bin (2); the linkage is that the discharge valve (38) of the sending tank (3) is automatically closed when the raw material in the sending tank (3) is emptied to the lower limit value set by the first weighing module (33) of the sending tank (3).
7. The dense-phase automatic powdery material proportioning and conveying system as claimed in claim 1, wherein the conveying pipeline (4) is composed of a main conveying pipeline (42), a flexible connecting pipe (41) connected between the sending tank (3) and the main conveying pipeline (42), branch conveying pipelines (43) connected with the main conveying pipeline (42), and flexible connecting pipes (41) connected between the branch conveying pipelines (43) and the separator (5), and a three-way valve (44) is installed at the connection position of the main conveying pipeline (42) and the branch conveying pipelines (43) and used for enabling the materials to flow to the assigned reaction kettle (6).
8. The dense-phase automatic proportioning and conveying system for powdery materials according to claim 1, wherein the separator (5) comprises a temporary storage bin (52), a second weighing module (53) connected with the temporary storage bin (52), a filtering device (51) connected to the upper part of the temporary storage bin (52), a discharge valve (54) installed at the bottom of the temporary storage bin (52), a second pressure transmitter (57) installed on the temporary storage bin (52) and a vibrating motor (58), a filter element (56) is arranged in the filtering device (51), and a pulse back-blowing device (55) is arranged on the filtering device (51).
9. The dense-phase automatic proportioning and conveying system of powdery materials of claim 8, wherein the filter element is a polyester filter element or a sintered plate filter element.
10. Dense-phase automatic proportioning feeding system for powdery material according to claim 8, wherein said second pressure transmitter (57) is mounted on the upper part of the temporary storage bin (52) for preventing overpressure operation due to filter element clogging of the filtering device.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921468516.3U CN211463082U (en) | 2019-09-05 | 2019-09-05 | Dense-phase automatic batching and conveying system for powdery materials |
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| CN201921468516.3U CN211463082U (en) | 2019-09-05 | 2019-09-05 | Dense-phase automatic batching and conveying system for powdery materials |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112429414A (en) * | 2020-11-12 | 2021-03-02 | 枣庄学院 | Automatic sodium carbonate adding system |
| CN113019254A (en) * | 2021-03-03 | 2021-06-25 | 湖南杉杉能源科技股份有限公司 | Powder material metering and mixing system and method |
| CN113816377A (en) * | 2021-09-18 | 2021-12-21 | 宁夏炭基环保材料有限公司 | Automatic material feeding and distributing system for material inlet of activation furnace |
-
2019
- 2019-09-05 CN CN201921468516.3U patent/CN211463082U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112429414A (en) * | 2020-11-12 | 2021-03-02 | 枣庄学院 | Automatic sodium carbonate adding system |
| CN112429414B (en) * | 2020-11-12 | 2022-06-17 | 枣庄学院 | Automatic sodium carbonate adding system |
| CN113019254A (en) * | 2021-03-03 | 2021-06-25 | 湖南杉杉能源科技股份有限公司 | Powder material metering and mixing system and method |
| CN113019254B (en) * | 2021-03-03 | 2023-01-20 | 巴斯夫杉杉电池材料有限公司 | Powder material metering and mixing system and method |
| CN113816377A (en) * | 2021-09-18 | 2021-12-21 | 宁夏炭基环保材料有限公司 | Automatic material feeding and distributing system for material inlet of activation furnace |
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Address after: 214400 No. 9, Shenjiabang Road, Yunting Street, Jiangyin City, Wuxi City, Jiangsu Province (Business premises: No. 58, Shenjiadang, Nanguo Village, Changjing Town, Jiangyin City) Patentee after: Jiangsu Gaoda Intelligent Equipment Co.,Ltd. Country or region after: China Address before: 214400 Yunting Street industrial concentration zone, Jiangyin City, Wuxi City, Jiangsu Province Patentee before: JIANGYIN GAODA TRANSPORTATION MACHINERY TECHNOLOGY Co.,Ltd. Country or region before: China |