CN214050970U

CN214050970U - Dry acetylene carbide slag conveying system

Info

Publication number: CN214050970U
Application number: CN202022361406.6U
Authority: CN
Inventors: 马东; 郑文强; 张伟; 靳莎; 张晓英; 张成刚
Original assignee: Inner Mongolia Jinkefa New Material Technology Co ltd; Inner Mongolia Dongyuan Scien Tech Co ltd
Current assignee: Inner Mongolia Jinkefa New Material Technology Co ltd; Inner Mongolia Dongyuan Scien Tech Co ltd
Priority date: 2020-10-22
Filing date: 2020-10-22
Publication date: 2021-08-27
Anticipated expiration: 2030-10-22

Abstract

The utility model discloses a dry method acetylene carbide slag conveying system, including the dry sediment storehouse of acetylene, the below in the dry sediment storehouse of acetylene is equipped with dry sediment surge bin, the dry sediment storehouse of acetylene, connect through balanced pipeline between the dry sediment surge bin, the bottom in dry sediment surge bin is equipped with unloading valve one, unloading valve one connects pipeline, pipeline connection one-level dust remover, second grade dust remover one is connected to the one-level dust remover, second grade dust remover one connects second grade dust remover two, second grade dust remover two connects liquid dust remover, liquid dust remover connects water and liquid separator, water and liquid separator connects back the gas pipeline, back the gas pipe connection nitrogen gas recovery jar, be equipped with nitrogen gas on the nitrogen gas recovery jar and help the blow valve. The utility model provides a dry method acetylene sludge conveying system, this kind of conveying system have reduced device environmental protection cost, have solved the pneumatic conveying and have retrieved the too much problem of gaseous impurity, can effectual utilization retrieval and utilization gas, reduce the nitrogen gas quantity, but greatly reduced environmental protection input and manufacturing cost.

Description

Dry acetylene carbide slag conveying system

Technical Field

The utility model relates to a chemical industry technical field particularly, relates to a dry process acetylene carbide slag conveying system.

Background

The method has the advantages that the environmental pollution is more and more serious along with the continuous expansion of domestic chemical production devices, the environmental protection problem becomes a big problem restricting the production of enterprises, the emergence of the process for producing acetylene gas by using a dry method acetylene brings vitality to numerous chemical production enterprises, most of domestic enterprises relating to acetylene production timely replace wet production technology by using dry production technology, the problem of recycling the acetylene carbide slag by using the dry method is urgently needed to be improved, and the technical improvement on the recycling aspect of the acetylene carbide slag by using the dry method is also a big challenge.

Currently, there is a need in the market for a technology that protects the environment, reduces consumption, increases lifetime, prevents deterioration of the field environment, and reduces failures.

SUMMERY OF THE UTILITY MODEL

To the problem in the correlation technique, the utility model provides a dry process acetylene sludge conveying system solves acetylene sludge transportation process, and it is too much to retrieve gaseous impurity, and the nitrogen gas quantity is great, the gaseous problem of unable effective utilization retrieval and utilization.

In order to achieve the technical purpose, the technical scheme of the utility model is as follows:

designing a dry acetylene carbide slag conveying system, which comprises an acetylene dry slag bin, wherein a feed inlet is formed in the top end of the acetylene dry slag bin, a dry slag buffer bin is arranged below the acetylene dry slag bin, the acetylene dry slag bin and the dry slag buffer bin are connected through a balance pipeline, a first blanking valve is arranged at the bottom end of the dry slag buffer bin, the first blanking valve is connected with a conveying pipeline, the conveying pipeline is connected with a first-stage dust remover, the first-stage dust remover is connected with a first second-stage dust remover, the first second-stage dust remover is connected with a second-stage dust remover, the second-stage dust remover is connected with a liquid dust remover, the liquid dust remover is connected with a water-liquid separator, the water-liquid separator is connected with a gas return pipeline, the gas return pipeline is connected with a nitrogen recovery tank, and a nitrogen blowing-assisted valve is arranged on the nitrogen recovery tank; the bottom end of the primary dust remover is fixedly provided with a dust removal buffer bin, the bottom end of the dust removal buffer bin is provided with a discharge valve II, the discharge valve II is connected with a silo through a pipeline, and a loading device is arranged right below the silo.

Further, the liquid dust collector comprises a body, a containing cavity is arranged in the body, a water inlet is formed in the upper end of the right side wall of the body, and a water outlet is formed in the lower end of the left side wall of the body.

Furthermore, a plurality of spray heads are uniformly arranged on the inner side wall of the cavity and are connected with the water inlet.

Further, the top of body is provided with the gas vent, be provided with the air inlet on the left side wall of body.

Further, a balance valve is arranged on the balance pipeline.

Furthermore, the bottom ends of the first secondary dust remover and the second secondary dust remover are both provided with a slag discharging device.

Further, a stop valve is arranged on the conveying pipeline.

The utility model has the advantages that: in the dry acetylene sludge conveying system, the buffer bin can be used for storing materials from the acetylene dry sludge bin to the silo on one hand, and can be used for conveying the materials from the acetylene dry sludge bin to the silo on the other hand. After being pressurized by nitrogen, the mixture is conveyed through a conveying pipeline; the liquid dust remover removes dust and impurities of the recycle gas, the moisture of the recycle gas carried out by the liquid dust remover is removed by the water-liquid separator, and the dry and clean gas is conveyed to the nitrogen recovery tank for secondary utilization; the conveying system is suitable for conveying acetylene carbide slag, can meet the requirements of various conveying distances and heights under the closed condition, and can convey various dry powdery materials.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a dry acetylene sludge conveying system according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a liquid dust collector in a dry acetylene sludge conveying system according to an embodiment of the present invention;

in the figure: 1. an acetylene dry slag bin; 11. a feed inlet; 12. a balance pipeline; 13. a balancing valve; 2. a dry slag buffer bin; 21. a first discharging valve; 22. a shut-off valve; 23. a nitrogen-assisted blow valve; 3. a delivery conduit; 4. a primary dust remover; 41. a dust removal buffer bin; 42. a feeding valve II; 5. a silo; 6. a loading device; 71. a first secondary dust remover; 72. a second dust remover II; 8. a liquid dust collector; 81. an air inlet; 82. an exhaust port; 83. a water inlet; 84. a water outlet; 85. a spray head; 86. a liquid; 9. a water-liquid separator; 91. a return air duct; 10. and (4) a nitrogen recovery tank.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art all belong to the protection scope of the present invention.

As shown in fig. 1, a dry acetylene sludge conveying system according to an embodiment of the present invention comprises an acetylene dry sludge bin 1, wherein a feed inlet 11 is arranged at the top end of the acetylene dry sludge bin 1, a dry sludge surge bin 2 is arranged below the acetylene dry sludge bin 1, the acetylene dry sludge bin 1 and the dry sludge surge bin 2 are connected through a balance pipeline 12, a first blanking valve 21 is arranged at the bottom end of the dry sludge surge bin 2, the first blanking valve 21 is connected with a conveying pipeline 3, the conveying pipeline 3 is connected with a first dust collector 4, the first dust collector 4 is connected with a first secondary dust collector 71, the first secondary dust collector 71 is connected with a second secondary dust collector 72, the second secondary dust collector 72 is connected with a liquid dust collector 8, the liquid dust collector 8 is connected with a water-liquid separator 9, the water-liquid separator 9 is connected with a gas return pipeline 91, the gas return pipeline 91 is connected with a nitrogen recovery tank 10, the nitrogen recovery tank 10 is provided with a nitrogen blowing assisting valve 23; the bottom end of the primary dust remover 4 is fixedly provided with a dust removal buffer bin 41, the bottom end of the dust removal buffer bin 41 is provided with a second discharging valve 42, the second discharging valve 42 is connected with a silo 5 through a pipeline, a loading device 6 is arranged right below the silo 5, and the loading device 6 is used for loading and conveying dried materials.

As shown in fig. 1-2, in this embodiment, the liquid dust collector 8 includes a body, a cavity is disposed in the body, a water inlet 83 is disposed at an upper end of a right side wall of the body, a water outlet 84 is disposed at a lower end of a left side wall of the body, the water outlet 84 is submerged in a liquid 86, a circulation of the liquid is formed between the water inlet 83 and the water outlet 84, and a dust collection rate of the device is increased.

As shown in fig. 1-2, in this embodiment, a plurality of nozzles 85 are uniformly disposed on the inner side wall of the cavity, and the nozzles 85 are connected to the water inlet 83, so that the contact area between the liquid and the sediments can be increased, and the dust removal effect is further enhanced.

As shown in fig. 1-2, in this embodiment, the top end of the body is provided with an exhaust port 82, and the left side wall of the body is provided with an air inlet 81, so that the air pressure in the liquid dust collector 8 is in a balanced state in the dust removing process, thereby ensuring the stability of the reaction system.

As shown in fig. 1, in the present embodiment, a balance valve 13 is disposed on the balance pipeline 12, the pressure in the dry slag surge bin 2 can be adjusted by opening and closing the balance valve 13, and at the same time, the opening degree of the nitrogen blowing-assisting valve 23 can be adjusted according to the pressure in the surge bin 2, thereby improving the adjustment stability of the device.

As shown in fig. 1, in this embodiment, the bottom ends of the first secondary dust collector 71 and the second secondary dust collector 72 are both provided with a slag discharge device, so that slag can be discharged in time, and the start and stop of the slag discharge device can be operated according to the pressure of the first secondary dust collector 71 and the second secondary dust collector 72.

In the present embodiment, as shown in fig. 1, the delivery pipe 3 is provided with a shut-off valve 22, which can serve as a system protection.

In order to facilitate further understanding of the above technical solutions, the working principle thereof will now be explained:

as shown in fig. 1-2, in operation, a reaction material is introduced into an acetylene dry slag bin 1 through a feed inlet 11, the material enters a dry slag buffer bin 2 through a balance pipeline 12, a balance valve 13 adjusts the rate of the material entering, the dry slag buffer bin 2 conveys the material into a primary dust remover 4 through a conveying pipeline 3, a dust removal buffer bin 41 can buffer the material, meanwhile, residual gas liquid in the material can be subjected to dust removal treatment through a primary dust remover 71 and a secondary dust remover 72, then moisture is removed through a liquid dust remover 8 and a water-liquid separator 9, and dry and clean gas can be conveyed into a nitrogen recovery tank 10 through a gas return pipeline 91 for storage and secondary utilization; at the moment, the materials in the dedusting buffer bin are subjected to drying and dedusting treatment, then the material valve II 42 is opened downwards, the materials enter the silo 5, and finally the dried materials can be loaded through the loading device 6.

In the use, the retrieval and utilization gas of second grade dust remover 72 export utilizes liquid dust remover inner structure fully clean gas, and dust and impurity in the gas can effectively be washd in the inside in-process that flows of liquid dust remover 8 to gas, and the gas that has moisture passes through the effectual humidity that reduces the recycle gas of water separator 9, carries to nitrogen gas retrieval and utilization jar 10 can significantly reduce because of retrieval and utilization gas impurity height and can't carry out cyclic utilization and overhaul and the number of times of clearance pipeline. The actual amount of nitrogen is reduced when the system normally operates, the blocking frequency of the recycle gas pipeline 91 is effectively reduced, the amount of recycle gas used in the system is 58% -88%, the working efficiency is obviously improved, the man-hour required for overhauling equipment and cleaning the pipeline is greatly reduced, and the overhauling cost is effectively reduced.

In the description of the present invention, it should be understood that the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

It is noted that, in this document, relational terms such as "component" a "and" component "and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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

1. The utility model provides a dry process acetylene carbide slag conveying system, includes acetylene dry slag storehouse (1), the top in acetylene dry slag storehouse (1) is provided with feed inlet (11), its characterized in that, the below in acetylene dry slag storehouse (1) is provided with dry slag surge bin (2), connect through balanced pipeline (12) between acetylene dry slag storehouse (1), the dry slag surge bin (2), the bottom in dry slag surge bin (2) is provided with unloading valve (21), unloading valve (21) connect pipeline (3), pipeline connection one-level dust remover (4), second grade dust remover (71) is connected in second grade dust remover (72), second grade dust remover (72) connect liquid dust remover (8), liquid dust remover (8) connect water liquid separator (9), the water-liquid separator (9) is connected with a gas return pipeline (91), the gas return pipeline (91) is connected with a nitrogen recovery tank (10), and a nitrogen blowing-assisted valve (23) is arranged on the nitrogen recovery tank (10); the bottom end of the primary dust remover (4) is fixedly provided with a dust removal buffer bin (41), the bottom end of the dust removal buffer bin (41) is provided with a second discharging valve (42), the second discharging valve (42) is connected with a silo (5) through a pipeline, and a loading device (6) is arranged right below the silo (5).

2. The dry acetylene carbide slag conveying system according to claim 1, wherein the liquid dust collector (8) comprises a body, a cavity is arranged in the body, a water inlet (83) is arranged at the upper end of the right side wall of the body, and a water outlet (84) is arranged at the lower end of the left side wall of the body.

3. The dry acetylene carbide slag conveying system according to claim 2, wherein a plurality of spray heads (85) are uniformly arranged on the inner side wall of the cavity, and the spray heads (85) are connected with the water inlet (83).

4. The dry acetylene carbide slag conveying system according to claim 3, characterized in that the top end of the body is provided with an exhaust port (82), and the left side wall of the body is provided with an air inlet (81).

5. A dry acetylene carbide slag conveying system according to claim 1, characterized in that the balancing pipe (12) is provided with a balancing valve (13).

6. The dry acetylene sludge conveying system according to claim 1, wherein the bottom ends of the first secondary dust remover (71) and the second secondary dust remover (72) are provided with slag discharging devices.

7. A dry acetylene carbide slag conveying system according to claim 1, characterized in that the conveying pipe (3) is provided with a shut-off valve (22).