CN218811515U - Thermal cracking slag discharging equipment - Google Patents

Abstract

The utility model provides thermal cracking slag discharging equipment, belonging to the technical field of thermal cracking equipment, comprising a sealing discharge valve, a buffer storage bin, a first screw conveyor and a transition bin; the feed inlet of the sealed discharge valve is connected with the discharge outlet of the rear sealed bin; the feed inlet of the buffer storage bin is connected with the discharge outlet of the sealed discharge valve; the feed inlet of the first screw conveyor is connected with the discharge outlet of the cache bin, an opening and closing assembly is arranged on the discharge outlet and comprises a first screw cylinder, a first screw shaft sleeved in the first screw cylinder and a first screw blade sleeved outside the first screw shaft, and the length of the first screw shaft is smaller than that of the first screw cylinder; one end of a discharge port of the first spiral conveyor is positioned in the transition bin to form a feed inlet of the transition bin. The utility model provides a current thermal cracking equipment can't guarantee the leakproofness of the process of slagging tap when slagging tap and lead to the potential safety hazard, have that the leakproofness is good, can effectively prevent leaking of vapor and outside air's entering, the high characteristics of security.

Description

Thermal cracking slag discharging equipment

Technical Field

The utility model belongs to the technical field of thermal cracking equipment, especially, relate to a thermal cracking equipment of slagging tap.

Background

The popularization of the vehicle not only facilitates the life of people, but also makes great contribution to the industrial development. However, when the vehicle has been used for a longer period, the disposal of the waste automobile becomes a problem of headache, especially the disposal of the waste tire and waste plastic. The waste tires and the waste plastics belong to artificially synthesized organic matters, cannot be naturally degraded, and have great damage to the environment and waste of resources if not recycled.

The thermal cracking treatment technology is that the waste rubber and plastic are heated and cracked under the condition of no oxygen or lack of oxygen, so that high polymers are cracked into low molecular substances. However, since the thermal cracking process is a high-pressure, anoxic or anaerobic environment, the generated slag such as high-temperature carbon black and the like needs to be continuously and timely output to ensure the continuity of the thermal cracking process, and therefore, in order to ensure that the slag such as the high-temperature carbon black and the like is efficiently and safely output to the thermal cracking reaction kettle, the slag discharging process needs to ensure good sealing property.

SUMMERY OF THE UTILITY MODEL

The details of one or more embodiments of the invention are set forth in the accompanying drawings and the description below to provide a more concise and understandable description of the other features, objects, and advantages of the application.

The utility model provides a thermal cracking equipment of slagging tap has solved current thermal cracking equipment and thus can't guarantee the leakproofness of the process of slagging tap when slagging tap and lead to the technical problem of potential safety hazard, has that the leakproofness is good, can effectively prevent the leakage of oil vapor and the entering of outside air, the high characteristics of security.

The utility model discloses thermal cracking slag discharging equipment, which comprises a sealing discharge valve, a buffer storage bin, a first screw conveyer and a transition bin; the feeding hole of the sealed discharge valve is connected with the discharging hole of the rear sealed bin, the feeding hole of the sealed discharge valve is arranged on the top plate of the sealed discharge valve, the discharging hole of the sealed discharge valve is arranged on the bottom plate of the sealed discharge valve, and a certain included angle is formed between the feeding hole of the sealed discharge valve and the discharging hole of the sealed discharge valve along the circumferential direction of the sealed discharge valve; a feed inlet of the buffer storage bin is connected with a discharge outlet of the sealed discharge valve; a feed port of the first screw conveyor is connected with a discharge port of the cache bin, an opening and closing assembly is arranged on the discharge port, the opening and closing assembly comprises a first screw cylinder body, a first screw shaft sleeved in the first screw cylinder body and a first screw blade sleeved outside the first screw shaft, and the length of the first screw shaft is smaller than that of the first screw cylinder body; one end of a discharge hole of the first spiral conveyor is located in the transition bin to form a feed inlet of the transition bin, and the discharge hole of the transition bin is located below the feed inlet of the transition bin.

In some embodiments, the screw conveyor further comprises a second screw conveyor, the second screw conveyor comprises a second screw shaft, a screw blade sleeved outside the second screw shaft, and a second screw cylinder, the left end of the second screw shaft penetrates through the transition bin to form a feed inlet of the second screw conveyor, the second screw shaft is sleeved outside the transition bin, and a discharge outlet of the second screw conveyor is arranged above the second screw cylinder.

In some embodiments, the device further comprises a third screw conveyor, wherein a feed inlet of the third screw conveyor is connected with a discharge outlet of the second screw conveyor, and the third screw conveyor is of a skid-mounted structure.

In some embodiments, the sealed discharge valve comprises an accommodating cavity defined by a top plate, a bottom plate and side plates, an impeller is arranged in the accommodating cavity, the accommodating cavity is divided into a plurality of sealed chambers by the impeller, and the impeller is driven by an impeller transmission assembly to rotate.

In some embodiments, the opening and closing assembly comprises a cover plate hinged to the top of the right end of the first spiral cylinder, and a balancing weight connected to the right side surface of the cover plate.

In some embodiments, the transition bin is provided with an observation hole which is flush with the discharge hole of the first screw conveyor, and a feeding level indicator and a discharging level indicator which are sequentially arranged from top to bottom.

In some embodiments, the discharge port of the second screw conveyor is connected with the feed port of the third screw conveyor through a return material connecting pipe flange.

In some embodiments, the third screw conveyor includes a third screw shaft and a third screw blade sleeved outside the third screw shaft, and the third screw blade is sleeved on the third screw shaft in a non-equidistant manner and forms a partial optical axis on the third screw shaft.

In some embodiments, the device further comprises an epicyclic bucket connected with the discharge port of the third screw conveyer.

In some embodiments, the feed inlet of the turnover tank is connected with the discharge outlet of the third screw conveyer through a quick-connection valve.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the utility model provides a thermal cracking slag discharging equipment follows through the feed inlet of injecing sealed discharge valve and the discharge gate of sealed discharge valve the circumferencial direction of sealed discharge valve is certain contained angle, avoids in oily steam scurries into the charcoal sediment when row charcoal sediment and influences the quality of carbon black, has also avoided oily steam to scurry the potential safety hazard that causes outward simultaneously, structural design through a screw conveyer makes the discharged slag charge have sufficient storage space in a screw cylinder and has guaranteed the leakproofness of discharge gate simultaneously, it is good to have the leakproofness, can effectively prevent the leakage of oily steam and outside air's entering, the high characteristics of security.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

FIG. 1 is a schematic structural view of a thermal cracking slag tapping device provided in an embodiment of the present invention;

fig. 2 is a schematic structural diagram of an opening and closing assembly according to an embodiment of the present invention;

in the above figures: 1. sealing the discharge valve; 2. caching a stock bin; 3. a first screw conveyor; 301. an opening and closing assembly; 3011. a cover plate; 3012. a balancing weight; 4. a transition bin; 5. a second screw conveyor; 6. a third screw conveyor; 7. and (7) transferring the material tank.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be described and illustrated with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. Based on the embodiments provided by the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

The embodiment of the utility model provides a thermal cracking equipment of slagging tap, figure 1 is according to the utility model discloses the structural schematic diagram of thermal cracking equipment of slagging tap. Referring to fig. 1, the thermal cracking slag discharging equipment comprises a sealed discharge valve 1, a buffer storage bin 2, a first screw conveyer 3 and a transition storage bin 4.

About sealed discharge valve 1, the feed inlet of sealed discharge valve 1 links to each other with the discharge gate of back sealed bin, the feed inlet of sealed discharge valve 1 is seted up on the roof of sealed discharge valve 1, the discharge gate of sealed discharge valve 1 is seted up on the bottom plate of sealed discharge valve 1, the feed inlet of sealed discharge valve 1 is certain contained angle with the discharge gate of sealed discharge valve 1 along the circumferencial direction of sealed discharge valve 1, and is optional, sealed discharge valve 1 includes by the roof, the chamber that holds that bottom plate and curb plate enclose, it is equipped with the impeller to hold the intracavity, the impeller will hold the chamber and cut apart into a plurality of sealed bins, the impeller drives through impeller drive assembly and rotates. The utility model discloses a thermal cracking is accomplished the charcoal sediment that the back produced, direct sealed storehouse discharges after, fall into the feed inlet of sealed discharge valve 1, in order to increase sealed effect, be equipped with 8 sealed bins in the valve body of sealed discharge valve 1, wherein, the discharge valve roof is provided with the feed inlet, be provided with the discharge gate on the discharge valve bottom plate, be connected with the discharge valve connecting pipe, sealed discharge valve 1 is installed perpendicularly, the feed inlet is 270 degrees along clockwise with discharge gate design mounted position, avoided oil vapor to scurry into in the charcoal sediment and influence the quality of carbon black when discharging the charcoal sediment, simultaneously also be in order to prevent that oil vapor from scurrying outward and causing the potential safety hazard, structure about sealed discharge valve 1, valve body upper portion is provided with the discharge valve roof, the lower part is provided with the discharge valve bottom plate, be provided with the discharge valve impeller in the valve body, be provided with the transmission shaft on the discharge valve, be provided with the discharge valve bearing box on roof and the bottom plate, the roof utilizes fixing bolt to fix with the bottom plate, roof upper portion is provided with the discharge valve transmission perpendicularly, drive sealed discharge valve 1 and carry out work.

The feed inlet of buffer memory feed bin 2 links to each other with sealed discharge gate of discharge valve 1, and is concrete, and 1 exhaust slag charge of sealed discharge valve directly gets into buffer memory feed bin 2, and 2 right side upper portions of buffer memory feed bin are provided with the charge level indicator, and 2 left sides lower parts of buffer memory feed bin are provided with down the charge level indicator, utilize opening of the sealed discharge valve 1 of PLC control to open according to the condition of charge level.

Regarding the first screw conveyor 3, a feed inlet of the first screw conveyor 3 is connected with a discharge outlet of the buffer storage bin 2, an opening and closing assembly 301 is arranged on the discharge outlet and comprises a first screw cylinder, a first screw shaft sleeved in the first screw cylinder and a first screw blade sleeved outside the first screw shaft, and the length of the first screw shaft is smaller than that of the first screw cylinder; discharge gate one end of first screw conveyer 3 is located the feed inlet that forms transition feed bin 4 in transition feed bin 4, and the discharge gate of transition feed bin 4 is located the below of the feed inlet of transition feed bin 4, as shown in fig. 2, subassembly 301 that opens and shuts includes apron 3011 with first spiral barrel right-hand member top is articulated to and link to each other with the balancing weight 3012 of apron 3011 right flank. Specifically, in order to enable the discharged slag to have enough storage space in the first spiral cylinder, the length of the first spiral shaft is limited to be 3/5 of the length of the first spiral cylinder in this embodiment, first spiral blades with equal distance are arranged on the first spiral shaft to push the slag to move towards the discharge port, in addition, in order to increase the compactness of the slag in the first spiral cylinder, the discharge port is provided with an opening and closing component 301, wherein a hinge sleeve is vertically arranged on the upper portion of the first spiral cylinder, a hinge configured with the cover plate 3011 is arranged on the cover plate 3011, the hinge shaft penetrates through the hinge sleeve and the hinge shaft to form a hinge capable of opening and closing, so that the cover plate 3011 is hinged to the first spiral cylinder, a counterweight fixing rod is arranged near the lower portion of the central axis of the cover plate 3011, a counterweight block 3012 is arranged on the counterweight fixing rod, the weight of the counterweight iron block can be adjusted to be configured according to the compactness of the material, and a fastening nut for preventing the counterweight fixing rod from sliding off is arranged on the counterweight fixing rod. The feed inlet of first screw conveyer 3 sets up on left side upper portion perpendicularly, is connected with 2 lower part flanges in buffer memory feed bin, and 3 bearing brackets of first screw conveyer are connected with the left side flange, and 3 bearing frames of first screw conveyer are connected with bearing brackets, and the screw conveyer transmission is connected fixedly with bearing brackets.

Regarding transition feed bin 4, be equipped with the observation hole that flushes with the discharge gate of first screw conveyer 3 on transition feed bin 4 to and the charge level indicator and the unloading level indicator that set gradually from top to bottom. Concretely, the right side flange of first screw conveyer 3 is connected with 4 flanges in transition feed bin, coarse carbon black is inputed to transition feed bin 4 by first screw conveyer 3, 4 right side upper portions in transition feed bin are provided with the observation hole, be in on the same water flat line with the discharge gate of first screw conveyer 3, a sealed situation for observing 3 discharge gate materials of first screw conveyer, be provided with observation hole apron 3011 on the observation hole, 4 right side upper portions in transition feed bin are provided with the charge level indicator, 4 left side lower parts in transition feed bin are equipped with down the charge level indicator, stop through opening of PLC automatic control second screw conveyer 5, transition feed bin 4 is placed on fixing support.

The screw conveyor comprises a first screw conveyor 5 and a first screw cylinder, the first screw conveyor 5 comprises a first screw shaft, screw blades and a first screw cylinder, the screw blades are sleeved outside the first screw shaft, the first screw shaft is provided with a feed inlet, a transition bin 4 is arranged at the left end of the first screw shaft in a penetrating mode to form the feed inlet of the first screw conveyor 5, the first screw shaft is arranged outside the transition bin 4 in a sleeved mode, and the discharge outlet of the first screw conveyor 5 is arranged above the first screw cylinder. Optionally, the discharge port of the second screw conveyor 5 is connected with the feed inlet of the third screw conveyor 6 through a material returning pipe connecting flange.

Regarding second screw conveyer 5, second screw conveyer 5 is different from the conventionally used screw conveyer in that, conventional screw conveyer is generally that the material gets into from one end upper portion feed inlet, fall from the lower part discharge gate of the other end again, second screw conveyer 5 that this embodiment provided, in order to increase the closely knit degree of material in the barrel, the feed inlet all sets up on second screw barrel upper portion with the discharge gate perpendicularly, only when the material in the second screw barrel is sufficient at second helical blade extrusion, just can extrude from second screw barrel upper portion discharge gate, thereby reach the purpose of automatic shutoff, secondly, the feed inlet directly sets up in the internal lower part in transition feed bin 4 storehouse, the second screw shaft directly passes transition feed bin 4 storehouse, the rear bearing frame is connected with transition feed bin 4 lower part left side flange, be provided with equidistant second helical blade on the second screw shaft, the discharge gate sets up upwards returning in second screw barrel middle part perpendicularly, rethread returning charge collecting pipe flange is connected with the feed inlet of third screw conveyer 6, transition feed bin 4 lower part right side flange is connected fixed with second screw conveyer 5 left side flange, second screw conveyer 5 support and the support are connected with the drive disk, the screw shaft drive medium is connected with the second screw shaft, the drive mechanism right side, the screw shaft is connected with the drive mechanism.

Further, still include third screw conveyer 6, third screw conveyer 6's feed inlet links to each other with second screw conveyer 5's discharge gate, and third screw conveyer 6 is the sled dress structure. Optionally, the third screw conveyor 6 includes a third screw shaft and a third screw blade sleeved outside the third screw shaft, and the third screw blade is sleeved on the third screw shaft in an unequal manner and forms a part of the optical axis on the third screw shaft. With respect to the third screw conveyor 6, the main advantages of the skid-mounted third screw conveyor 6 are: when the screw machine breaks down and needs maintenance, the standby screw can be directly pushed open and replaced under the condition that production is not delayed, in addition, a third screw blade on a third screw shaft is designed in an unequal distance mode, optionally, an optical axis 2 times that of the equidistant blade is arranged at the right end of the third screw shaft, conveyed materials are compressed at the position, a material direct air blocking section is formed, in order to compact the conveyed materials, the screw pitch of two third screw blades in the compression section is reduced, the compression section plays a role in compressing the materials, therefore, external air is prevented from flowing into a cracking system during discharging, 4 observation holes are vertically arranged at the upper part of the third screw conveyor 6, maintenance and observation during failure are facilitated, a feeding hole is vertically arranged at the upper part of the left end of the third screw conveyor 6 and connected with a return material pipe flange, a discharging hole is vertically arranged at the lower part of the right side of the third screw conveyor 6 and connected with a feeding hole quick-connection valve of a turnover tank 7, a bearing support of the third screw conveyor 6 is connected with a bearing support at the right side of a cylinder, a bearing support of the screw conveyor is connected with a bearing support, transmission is arranged at the right end of the cylinder, a support is provided with a six traveling wheel support, and a traveling wheel capable of being convenient to travel and capable of being mounted on the cylinder, and capable of being convenient to reduce the travel time of being mounted on the cylinder.

In order to ensure the storage and the transfer of the material slag, the material slag conveying device further comprises a turnover material tank 7 connected with a discharge hole of the third screw conveyor 6. Optionally, the feed inlet of the turnover bucket 7 is connected with the discharge outlet of the third screw conveyer 6 through a quick connection valve. The by-product crude carbon black after thermal cracking is subjected to four-stage continuous slag discharging sealing device, finally falls into the turnover material tank 7 for turnover, a flange at the upper part of a quick connection valve is butted with a blanking port of the third screw conveyer 6, a feeding port of the turnover material tank 7 is butted with a flange at the lower part of the quick connection valve, the crude carbon black generated after cracking enters the turnover material tank 7 for temporary storage, an exhaust port is further arranged at the upper part of the turnover material tank 7, a discharging port is arranged on a cone at the lower part of the turnover material tank 7, a discharging valve is arranged at the discharging port of the turnover material tank 7, four upright posts are arranged at the lower part of the turnover material tank 7, four universal traveling wheels are arranged at the lower ends of the four upright posts, and the crude carbon black is convenient to move and butt joint when the tank is replaced, and the device has the characteristics of modularization and standardization.

The working process of the thermal cracking slag discharging equipment comprises the following steps:

the charcoal sediment that produces after the thermal cracking is accomplished, direct sealed bin discharges after, falls into the feed inlet of sealed discharge valve 1 to discharge gate through sealed discharge valve 1 gets into buffer memory feed bin 2, and gets into first screw conveyer 3 by buffer memory feed bin 2, gets into the material in the first screw conveyer 3 and gets into transition feed bin 4 after the extrusion compaction.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent several embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims (10)

1. A thermal cracking slag discharging device is characterized by comprising

The feeding hole of the sealed discharging valve is arranged on the top plate of the sealed discharging valve, the discharging hole of the sealed discharging valve is arranged on the bottom plate of the sealed discharging valve, and a certain included angle is formed between the feeding hole of the sealed discharging valve and the discharging hole of the sealed discharging valve along the circumferential direction of the sealed discharging valve;

the feed inlet of the buffer storage bin is connected with the discharge outlet of the sealed discharge valve;

the first screw conveyor is provided with a feed inlet connected with a discharge outlet of the cache bin, an opening and closing assembly is arranged on the discharge outlet and comprises a first screw cylinder, a first screw shaft sleeved in the first screw cylinder and a first screw blade sleeved outside the first screw shaft, and the length of the first screw shaft is smaller than that of the first screw cylinder;

the transition bin, first screw conveyer's discharge gate one end is located form in the transition bin the feed inlet of transition bin, the discharge gate of transition bin is located the below of the feed inlet of transition bin.

2. The thermal cracking slag discharging device according to claim 1, further comprising a second screw conveyer, wherein the second screw conveyer comprises a second screw shaft, a screw blade sleeved outside the second screw shaft, and a second screw cylinder, the left end of the second screw shaft penetrates through the transition bin to form a feeding hole of the second screw conveyer, the second screw shaft sleeved outside the transition bin is sleeved on the second screw shaft, and a discharging hole of the second screw conveyer is arranged above the second screw cylinder.

3. A thermal cracking slag tapping device according to claim 2, further comprising a third screw conveyor, wherein the feed inlet of the third screw conveyor is connected with the discharge outlet of the second screw conveyor, and the third screw conveyor is of a skid-mounted structure.

4. A thermal cracking slag tapping apparatus according to claim 1, wherein the sealed discharge valve comprises a containing chamber surrounded by a top plate, a bottom plate and side plates, and an impeller is disposed in the containing chamber, and divides the containing chamber into a plurality of sealed chambers, and the impeller is driven to rotate by an impeller driving assembly.

5. A thermal cracking residue discharge apparatus according to claim 1, wherein the opening and closing assembly comprises a cover plate hinged to the top of the right end of the first spiral cylinder, and a weight block connected to the right side of the cover plate.

6. A thermal cracking slag tapping device according to claim 1, wherein the transition bin is provided with an observation hole flush with the discharge hole of the first screw conveyor, and a feeding level indicator and a discharging level indicator which are sequentially arranged from top to bottom.

7. A thermal cracking slag tapping apparatus according to claim 3, wherein the discharge port of the second screw conveyer is connected with the feed port of the third screw conveyer through a return pipe flange.

8. The thermal cracking slag tapping device of claim 3, wherein the third screw conveyer comprises a third screw shaft and a third screw blade sleeved outside the third screw shaft, the third screw blade is sleeved on the third screw shaft in a non-equidistant manner, and a part of the optical axis is formed on the third screw shaft.

9. A thermal cracking slag tapping plant according to claim 3, further comprising an epicyclic bucket connected to the discharge of the third screw conveyor.

10. A thermal cracking slag tapping apparatus according to claim 9, wherein the inlet of the turnover tank is connected with the outlet of the third screw conveyer through a quick-connection valve.

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