CN209926838U - Returning system of ferrite rotary kiln - Google Patents

Abstract

The utility model discloses a ferrite rotary kiln returning charge system belongs to rotary kiln returning charge technical field. The utility model discloses a ferrite rotary kiln returning charge system, store bucket and hydroextractor including the ground paste, the ground paste is stored the bucket and is gone out thick liquid pipe and hydroextractor intercommunication through storing the bucket, and sets up a returning charge device in the hydroextractor outlet pipe exit of hydroextractor, and this returning charge device is used for collecting the material that contains in the material aquatic after the hydroextractor dehydration, and the material that the returning charge device was collected is carried to the ground paste storage bucket once more. The utility model aims to overcome in the current ferrite rotary kiln raw materials do not have the returning charge design or the returning charge is thorough not enough inadequately, provide a ferrite rotary kiln returning charge system, not only can improve utilization ratio of raw materials, can also protect ecological environment.

Description

Returning system of ferrite rotary kiln

Technical Field

The utility model relates to a rotary kiln returning charge technical field, more specifically say, relate to a ferrite rotary kiln returning charge system.

Background

In many production industries, such as building materials, metallurgy, chemical engineering, environmental protection, etc., rotary drum equipment is widely used to mechanically, physically or chemically treat solid materials, and such equipment is called a rotary kiln. The invention of the rotary kiln enables the cement industry to develop rapidly, simultaneously promotes the research of people on the application of the rotary kiln, quickly enables the rotary kiln to be widely applied to a plurality of industrial fields, is more and more important in the production and becomes the core equipment for the production of corresponding enterprises.

In the production of ferrite powder, the rotary kiln is mainly used for powder pre-sintering operation, and in the pre-sintering operation, the rotary kiln is widely used because of large yield and uniform heating. However, in the prior art, the ferrite rotary kiln slurry is directly dehydrated by a dehydrator and then dried and sent into a rotary kiln for presintering operation, and sewage (containing part of raw materials) dehydrated by the dehydrator is directly discharged, so that the ecological environment is polluted, and raw materials are wasted, and therefore, the technical problem of how to completely recycle the raw materials of the ferrite rotary kiln is urgently needed to be solved in the current industry.

For the structural improvement of the returned material of the rotary kiln, related technical schemes are disclosed, such as patent application numbers: 2017206201253, application date 2017, 5 month 31, the title of the invention is: the utility model provides a return charge device of chain grate-rotary kiln system, is including locating discharge hopper and the conveyor belt of chain grate below, and the conveyor belt top is equipped with a shrouding, and both sides are equipped with the side seal board, and discharge hopper's discharge end links to each other with a shrouding, and is equipped with the stripper in discharge hopper's the discharge end, and this stripper links to each other with power unit, and opening and shutting of power unit control stripper, conveyor belt's discharge end links to each other with the delivery tank through connecing the hopper. This solution can be further improved.

The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved by the utility model

The utility model aims to overcome in the current ferrite rotary kiln that the raw materials does not have the returning charge design or the returning charge is thorough not enough inadequately, provide a ferrite rotary kiln returning charge system, not only can improve utilization ratio of raw materials, can also protect ecological environment.

2. Technical scheme

In order to achieve the above purpose, the utility model provides a technical scheme does:

the utility model discloses a ferrite rotary kiln returning charge system, store bucket and hydroextractor including the ground paste, the ground paste is stored the bucket and is gone out thick liquid pipe and hydroextractor intercommunication through storing the bucket, and sets up a returning charge device in the hydroextractor outlet pipe exit of hydroextractor, and this returning charge device is used for collecting the material that contains in the material aquatic after the hydroextractor dehydration, and the material that the returning charge device was collected is carried to the ground paste storage bucket once more.

As a further improvement, the material returning device comprises a settling chamber communicated with the water outlet pipe of the dewatering machine, the settling chamber comprises an overflow chamber on the upper part and a discharge hopper on the lower part, wherein a collecting tank is arranged below the discharge hopper, and the material collected by the collecting tank is conveyed to the slurry storage barrel.

As a further improvement, the overflow chamber upper portion is provided with an overflow pipe, and the overflow pipe below communicates to the escape canal.

As a further improvement, the utility model is provided with a plurality of discharge hoppers along the length direction of the overflow chamber, and the length sum of the discharge hoppers is consistent with the length of the overflow chamber.

As a further improvement, the lower part of the discharge hopper is provided with a discharge end, a baffle is arranged at the position where the discharge end is connected with the discharge hopper, and a valve is arranged outside the baffle.

As a further improvement, the opening size of the discharge end is gradually reduced from top to bottom.

As a further improvement, the tail of the collecting tank is provided with a material return pipe, the material return pipe is communicated with the slurry storage barrel, and the height of the head of the collecting tank to the bottom wall of the tail is gradually reduced.

As a further improvement, the collecting tank is provided with a supporting base at the bottom, and the supporting base is provided with a plurality of supporting bases.

As a further improvement of the utility model, the support base includes the horizontal part that links to each other with the collecting tank bottom, and the both sides of horizontal part are connected with vertical portion, and this vertical portion sets up subaerially.

3. Advantageous effects

Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:

(1) the utility model discloses a ferrite rotary kiln returning charge system adds a returning charge device in the hydroextractor outlet pipe exit of hydroextractor, and this returning charge device is used for collecting the material that contains in the material aquatic after hydroextractor dehydration, and the material that the returning charge device was collected is carried to the ground paste once more and is stored the bucket. The material water after dehydration still contains about 5% of materials, and the material returning device is used for further collecting and reusing the 5% of materials. The whole material returning system effectively recycles the slurry, and the whole material returning, collecting and conveying process can realize automatic control, so that manual operation is effectively avoided, the labor intensity is reduced, the production efficiency is improved, and the production cost is reduced.

(2) The utility model discloses a ferrite rotary kiln returning charge system, the returning charge device includes the settling chamber that is linked together with the dehydrator outlet pipe, the settling chamber is used for collecting the material water after the dehydration of the dehydrator, and make the material precipitate in the settling chamber; the sedimentation chamber includes the overflow chamber on upper portion and the discharge hopper of lower part, and overflow chamber upper portion is provided with the overflow pipe, and the overflow pipe below communicates to the escape canal, and the sewage on overflow chamber upper portion discharges to the escape canal in through the overflow pipe, has avoided taking place the too high condition of water level in the sedimentation chamber, can set up the discharge that the overflow valve is used for controlling sewage in the sedimentation chamber on the overflow pipe.

(3) The utility model discloses a ferrite rotary kiln returning charge system, the discharge hopper below is provided with the collecting vat, the material that the collecting vat was collected is carried to the ground paste and is stored the bucket, material water deposits in the hydroextractor outlet pipe flows into the precipitation chamber, the ground paste after the sediment further collects in the discharge hopper flow into the collecting vat through the below, the ground paste of collecting is carried again and is stored the bucket to the ground paste and carry out recycling once more, so relapse, can carry out abundant recycle with the material of material aquatic, the service efficiency of raw materials is improved, the production cost is reduced and environmental pollution is lightened.

(4) The utility model discloses a ferrite rotary kiln returning charge system is provided with a plurality of discharge hoppers on the length direction of overflow chamber, and the length sum of a plurality of discharge hoppers is unanimous with the length of overflow chamber, and the equal ejection of compact to collecting vat can be taken out to the bottom of overflow chamber promptly, has avoided the overflow chamber bottom to take place local thick liquids and has piled up phenomenons such as.

(5) The utility model discloses a ferrite rotary kiln material returning system, the lower part of discharge hopper is provided with the discharge end, the baffle is arranged above the discharge end and at the connection part with the discharge hopper, the baffle is arranged to make the material water deposit at the lower part of the discharge hopper, the baffle can be pulled open to discharge the slurry deposited at the lower part of the discharge hopper downwards into the collecting tank through the discharge end; the outside of the baffle is provided with a valve for controlling the opening and closing of the baffle, namely the circulation of slurry can be controlled.

(6) The utility model discloses a ferrite rotary kiln returning charge system, the opening size of discharge end from top to bottom reduces gradually, and the gradual shrinkage formula design of discharge end can effectively lead to the ground paste for ground paste falling speed improves ground paste conveying efficiency.

(7) The utility model discloses a ferrite rotary kiln returning charge system, the afterbody of collecting vat is provided with the feed back pipe, and the feed back pipe links to each other with the ground paste storage bucket, and the head of collecting vat to the diapire height of afterbody reduce gradually, and the slope setting of collecting vat has reduced the flow resistance of ground paste in the collecting vat, accomplishes the collection to the ground paste in the convenient leading-in feed back pipe of ground paste in the collecting vat better.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a schematic structural diagram of a return system of a ferrite rotary kiln of the present invention;

FIG. 2 is a schematic view of the top view of the drainage ditch of the present invention;

fig. 3 is a left side view structural diagram of the middle support base of the present invention.

The reference numerals in the schematic drawings illustrate:

110. a rotary kiln; 120. a slurry storage barrel; 121. a storage barrel slurry outlet pipe; 130. a dehydrator; 131. a water outlet pipe of the dehydrator; 132. a discharge pipe of the dehydrator;

200. a material returning device; 210. a material return pipe; 220. a settling chamber; 221. an overflow chamber; 222. a discharge hopper; 223. an overflow pipe; 230. a discharge end; 231. a valve; 232. a baffle plate; 240. collecting tank; 242. a support base; 242-1, horizontal portion; 242-2, vertical portion; 250. and (7) a drainage ditch.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples.

Example 1

With reference to fig. 1-3, the rotary ferrite kiln material returning system of the present embodiment includes a slurry storage barrel 120 and a dehydrator 130, wherein the slurry storage barrel 120 is used for storing slurry, and the slurry storage barrel 120 is communicated with the dehydrator 130 through a storage barrel slurry outlet pipe 121, the slurry in the slurry storage barrel 120 flows to the dehydrator 130 through the storage barrel slurry outlet pipe 121, the dehydration and drying process is performed in the dehydrator 130, and the material dehydrated by the dehydrator 130 is conveyed to the rotary kiln 110 for pre-sintering operation. Specifically, as shown in fig. 1, in this embodiment, a material outlet of the dehydrator 130 is provided with a dehydrator discharge pipe 132, an outlet of the dehydrator discharge pipe 132 is communicated with the rotary kiln 110, and the material dehydrated by the dehydrator 130 is conveyed into the rotary kiln 110 through the dehydrator discharge pipe 132 for pre-sintering operation, so as to meet the requirement of the rotary ferrite kiln for raw materials.

In this embodiment, a material returning device 200 is additionally arranged at an outlet of a water outlet pipe 131 of the dehydrator 130, the material returning device 200 is used for collecting materials contained in the material water dehydrated by the dehydrator 130, and the materials collected by the material returning device 200 are conveyed to the slurry storage barrel 120 again. The material water after dehydration still contains about 5% of material, and the material returning device 200 further collects and recycles the 5% of material. The whole material returning system effectively recycles the slurry, and the whole material returning, collecting and conveying process can realize automatic control, so that manual operation is effectively avoided, the labor intensity is reduced, the production efficiency is improved, and the production cost is reduced.

As shown in fig. 1, the material returning device 200 in this embodiment includes a settling chamber 220 communicated with the water outlet pipe 131 of the dewatering machine, the settling chamber 220 is used for collecting the material water dewatered by the dewatering machine 130 and settling the material in the settling chamber 220; in the embodiment, the settling chamber 220 comprises an overflow chamber 221 at the upper part and a discharge hopper 222 at the lower part, an overflow pipe 223 is arranged at the upper part of the overflow chamber 221, the lower part of the overflow pipe 223 is communicated to a drainage ditch 250, sewage at the upper part of the overflow chamber 221 is discharged into the drainage ditch 250 through the overflow pipe 223, the condition that the water level in the settling chamber 220 is too high is avoided, and an overflow valve can be arranged on the overflow pipe 223 and used for controlling the discharge of the sewage in the settling chamber 220; a collection trough 240 is disposed below the discharge hopper 222, and the material collected by the collection trough 240 is transported to the slurry storage barrel 120. Material water deposits in the hydroextractor outlet pipe 131 inflow sedimentation chamber 220, and the thick liquids after the sediment further collect in the discharge hopper 222 inflow collecting vat 240 of below, and the thick liquids of collecting are carried again and are stored bucket 120 to the thick liquids and carry out recycling once more, so relapse, can carry out abundant recycle with the material of material aquatic, have improved the availability factor of raw materials, have reduced manufacturing cost and have alleviateed environmental pollution. As shown in fig. 1, in the present embodiment, a plurality of discharge hoppers 222 are disposed along the length direction of the overflow chamber 221, and the sum of the lengths of the plurality of discharge hoppers 222 is consistent with the length of the overflow chamber 221, that is, the bottom of the overflow chamber 221 can be discharged to the collecting tank 240, so that the phenomena of local slurry accumulation and the like at the bottom of the overflow chamber 221 are avoided, specifically, the number of the discharge hoppers 222 in the present embodiment is 3.

As shown in fig. 1, in the embodiment, a discharge end 230 is disposed at the lower portion of the discharge hopper 222, a baffle 232 is disposed above the discharge end 230 and connected to the discharge hopper 222, the baffle 232 is disposed so that the material water is deposited at the lower portion of the discharge hopper 222, and the slurry deposited at the lower portion of the discharge hopper 222 can be discharged into a collecting tank 240 through the discharge end 230 by pulling the baffle 232; the valve 231 is disposed outside the baffle 232 and used for controlling the opening and closing of the baffle 232, that is, the circulation of slurry can be controlled.

When the embodiment is used specifically, the raw material slurry is stored in the slurry storage barrel 120, the slurry flows into the dehydrator 130 through the slurry outlet pipe 121 of the storage barrel for dehydration, the dehydrated dry material is conveyed into the rotary kiln 110 through the dehydrator outlet pipe 132 for pre-burning operation, and part of the material still remains in the dehydrated material water, so that the dehydrated material water enters the settling chamber 220 through the dehydrator outlet pipe 131 for further settling treatment, the sewage in the upper overflow chamber 221 is directly discharged into the drainage ditch 250 through the overflow pipe 223, the bottom slurry is settled at the bottom of the lower discharge hopper 222, the baffle 232 is pulled open after the valve 231 is opened, the bottom slurry flows into the collection tank 240 through the discharge end 230 for further collection, and finally the collected slurry is conveyed to the slurry storage barrel 120 for recycling, and the steps are repeated, thereby not only saving energy, but also saving energy, Reduce environmental pollution and improve the utilization rate of raw materials, thereby reducing the manufacturing cost of products.

Example 2

The structure of the rotary ferrite kiln material returning system of the embodiment is basically the same as that of embodiment 1, further, the size of the opening of the discharge end 230 in the embodiment is gradually reduced from top to bottom, and the tapered design of the discharge end 230 can effectively guide slurry, accelerate the slurry descending speed, and improve the slurry conveying efficiency.

In this embodiment, the feed back pipe 210 is disposed at the tail of the collecting tank 240, the feed back pipe 210 is connected to the slurry storage barrel 120, and the height from the head of the collecting tank 240 to the bottom wall of the tail of the collecting tank is gradually reduced, specifically, as shown in fig. 1, the left side of the collecting tank 240 in this embodiment is inclined to the right side close to the feed back pipe 210, and the inclined arrangement of the collecting tank 240 reduces the flow resistance of slurry in the collecting tank 240, so that the slurry in the collecting tank 240 can be conveniently guided into the feed back pipe 210 to be collected.

In this embodiment, the bottom of the collecting trough 240 is provided with a plurality of supporting bases 242, and the number of the supporting bases 242 is plural, so that the stability and strength of the whole structure can be enhanced by the plurality of supporting bases 242. Specifically, as shown in fig. 1, the number of the supporting bases 242 in the present embodiment is 3. Wherein the support base 242 includes a horizontal portion 242-1 connected to the bottom of the collection gutter 240, vertical portions 242-2 connected to both sides of the horizontal portion 242-1, the vertical portions 242-2 being placed on the ground, and the two vertical portions 242-2 being symmetrically disposed at both sides of the drainage gutter 250.

The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.

Claims (9)

1. A ferrite rotary kiln returning charge system which characterized in that: including ground paste storage bucket (120) and hydroextractor (130), ground paste storage bucket (120) are through storing bucket play thick liquid pipe (121) and hydroextractor (130) intercommunication, and add a returning charge device (200) in hydroextractor outlet pipe (131) exit of hydroextractor (130), and this returning charge device (200) are used for collecting the material that contains in the material water after hydroextractor (130) dehydration, and the material that returning charge device (200) were collected is carried to ground paste storage bucket (120) once more.

2. The rotary ferrite kiln returning material system as claimed in claim 1, wherein: the material returning device (200) comprises a settling chamber (220) communicated with a water outlet pipe (131) of the dehydrator, wherein the settling chamber (220) comprises an upper overflow chamber (221) and a lower discharge hopper (222), a collecting tank (240) is arranged below the discharge hopper (222), and materials collected by the collecting tank (240) are conveyed to the slurry storage barrel (120).

3. The rotary ferrite kiln return system according to claim 2, characterized in that: an overflow pipe (223) is arranged at the upper part of the overflow chamber (221), and the lower part of the overflow pipe (223) is communicated to a drainage ditch (250).

4. The rotary ferrite kiln return system according to claim 2, characterized in that: a plurality of discharge hoppers (222) are arranged along the length direction of the overflow chamber (221), and the sum of the lengths of the plurality of discharge hoppers (222) is consistent with the length of the overflow chamber (221).

5. The rotary ferrite kiln return system according to claim 4, characterized in that: the lower part of the discharge hopper (222) is provided with a discharge end (230), a baffle (232) is arranged at the connection part of the discharge end (230) and the discharge hopper (222), and a valve (231) is arranged on the outer side of the baffle (232).

6. The rotary ferrite kiln return system according to claim 5, characterized in that: the size of the opening of the discharge end (230) is gradually reduced from top to bottom.

7. The rotary ferrite kiln return system according to claim 2, characterized in that: a material return pipe (210) is arranged at the tail part of the collecting groove (240), the material return pipe (210) is communicated with the slurry storage barrel (120), and the height from the head part of the collecting groove (240) to the bottom wall of the tail part is gradually reduced.

8. The rotary ferrite kiln return system according to claim 7, characterized in that: the bottom of the collecting tank (240) is provided with a plurality of supporting bases (242), and the number of the supporting bases (242) is multiple.

9. The rotary ferrite kiln return system according to claim 8, characterized in that: the supporting base (242) comprises a horizontal part (242-1) connected with the bottom of the collecting tank (240), and vertical parts (242-2) are connected with two sides of the horizontal part (242-1), and the vertical parts (242-2) are arranged on the ground.

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