CN114797690A - Novel white carbon black modification equipment - Google Patents

Abstract

The application relates to the technical field of white carbon black production equipment, and discloses novel white carbon black modification equipment, which comprises a heating assembly, a powder delivery pump, a storage bin and a plurality of fluidized beds, wherein the heating assembly is arranged among the plurality of fluidized beds, and a feed inlet of the powder delivery pump is connected with the storage bin through a pipeline; the fluidized bed includes the body of vertical setting and is equipped with the intake pipe in the middle of locating the body, and the intake pipe is used for letting in nitrogen gas and modifier, is equipped with a plurality of first gas outlets on the different height ground in the intake pipe on array, and the top of body is equipped with the inlet pipe of being connected with the discharge gate of powder delivery pump, and the bottom of body is connected with the discharging pipe, and the top of body is connected with the outlet duct. The end of the air inlet pipe is provided with a second air outlet which faces the bottom of the pipe body. The fluidized bed is characterized by further comprising a controller, wherein a feed valve is arranged on the feed pipe, a discharge valve is arranged on the discharge pipe, and the controller is electrically connected with the feed valve and the discharge valve of each fluidized bed respectively. The embodiment of the application can improve the modification efficiency of the white carbon black.

Description

Novel white carbon black modification equipment

Technical Field

The application relates to the technical field of white carbon black production equipment, in particular to novel white carbon black modification equipment.

Background

The white carbon black is porous substance, and the composition of the white carbon black can be represented by SiO2 & nH2O, wherein nH2O exists in the form of surface hydroxyl. The white carbon black can be dissolved in caustic alkali and hydrofluoric acid, and is not dissolved in water, solvent and acid (except hydrofluoric acid). The white carbon black has the characteristics of high temperature resistance, non-combustibility, tastelessness and odorless property, and has good electrical insulating property.

The dry modification is one of the common industrial production methods for modifying white carbon black, and generally means that an organic compound is used as a modifier, and the white carbon black and steam of the organic modifier react for a certain time at a high temperature in a fixed reactor or a fluidized bed reactor to achieve the purpose of modification. At present, in the process of modifying the white carbon black, when the white carbon black is subjected to concentrated modification, the white carbon black is easily accumulated when the volume of the white carbon black is large, and the white carbon black is extruded together by extrusion generated by the gravity of the white carbon black, so that the modification effect on the white carbon black can be influenced.

Disclosure of Invention

The utility model provides a novel white carbon black modification equipment can solve the extrusion problem that produces when the gravity of white carbon black is great when white carbon black is bulky, has reached and has carried out high-efficient modified technological effect to white carbon black.

In a first aspect, an embodiment of the application provides a novel white carbon black modification device, which comprises a heating assembly, a powder delivery pump, a storage bin and a plurality of fluidized beds, wherein the heating assembly is arranged between the plurality of fluidized beds, and a feed inlet of the powder delivery pump is connected with the storage bin through a pipeline; the fluidized bed includes the body of vertical setting and is equipped with the intake pipe in the middle of locating the body, and the intake pipe is used for letting in nitrogen gas and modifier, is equipped with a plurality of first gas outlets on the different height ground in the intake pipe on array, and the top of body is equipped with the inlet pipe of being connected with the discharge gate of powder delivery pump, and the bottom of body is connected with the discharging pipe, and the top of body is connected with the outlet duct.

In a possible implementation manner, the end of the air inlet pipe is provided with a second air outlet, and the second air outlet is arranged towards the bottom of the pipe body.

In a possible implementation mode, the fluidized bed further comprises a controller, wherein a feed valve is arranged on the feed pipe, a discharge valve is arranged on the discharge pipe, and the controller is electrically connected with the feed valve and the discharge valve of each fluidized bed respectively.

In a possible realization, the bottom of the tube body is provided with a conical discharge portion, and the discharge tube is arranged at the bottom of the discharge portion.

In a possible implementation mode, an air inlet valve is arranged on the air inlet pipe, an air outlet valve is arranged on the air outlet pipe, the air inlet pipe and the air outlet pipe are respectively connected to the air storage tank, an air pump is arranged on the air inlet pipe, and the air inlet valve, the air pump and the air outlet valve are respectively electrically connected with the controller.

In a possible implementation manner, the heating assembly comprises a plurality of heating cylinders, the pipe bodies of the plurality of fluidized beds are respectively arranged in the heating cylinders, first heating wires in a spiral shape are arranged in the heating cylinders, and the first heating wires of the plurality of heating cylinders are respectively electrically connected with the controller.

In a possible implementation mode, the heating assembly comprises a plurality of heating tiles, the pipe bodies of the plurality of fluidized beds are respectively arranged close to the heating tiles, second heating wires are arranged in the heating tiles, and the second heating wires of the plurality of heating tiles are respectively electrically connected with the controller.

In one possible implementation, the outer side wall of the air inlet tube is arranged close to the top of the heating assembly.

In a possible implementation manner, a first temperature sensor is arranged in the heating assembly, and the first temperature sensor is electrically connected with the controller.

In a possible implementation manner, a second temperature sensor is arranged in the air inlet pipe, and the second temperature sensor is electrically connected with the controller.

The embodiment of the application provides a novel white carbon black modification equipment, has following beneficial effect:

can carry out high-efficient modification to white carbon black through the fluidized bed of vertical setting, cut apart single fluidized bed simultaneously and set up to a plurality of fluidized beds that the volume is less and modify white carbon black, reduced the extrusion of the white carbon black in single fluidized bed, the extrusion that the white carbon black of bottom received when can reducing to white carbon black is modified can improve the modified degree of consistency to white carbon black, has improved the modified efficiency of white carbon black.

Drawings

Fig. 1 is a schematic perspective view of a novel white carbon black modification apparatus in an embodiment of the present application;

FIG. 2 is a schematic view of a partial structure at A of the novel white carbon black modification apparatus in FIG. 1;

FIG. 3 is a schematic diagram of the internal structure of a fluidized bed of the novel white carbon black modification apparatus in the embodiment of the present application;

FIG. 4 is a schematic top view of a heating tile of the novel white carbon black modification apparatus in the embodiment of the present application;

in the figure, 100, the heating assembly; 110. a heating cylinder; 111. a first heater wire; 120. heating the tile; 121. a second heating wire; 200. a powder delivery pump; 300. a storage bin; 400. a fluidized bed; 410. a pipe body; 411. a discharge part; 420. an air inlet pipe; 421. a first air outlet; 422. a second air outlet; 423. an intake valve; 424. an air pump; 430. a feed pipe; 431. a feed valve; 440. a discharge pipe; 441. a discharge valve; 450. an air outlet pipe; 451. an air outlet valve; 460. an air storage tank.

Detailed Description

Referring to the drawings, wherein like reference numbers refer to like elements, the principles of the present application are illustrated as being implemented in a suitable environment of use. The following description is based on illustrated embodiments of the application and should not be taken as limiting the application with respect to other embodiments that are not detailed herein.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

When modifying white carbon black, have the fluidized bed that utilizes vertical setting to carry out modified modification device to white carbon black, white carbon black when modifying in the fluidized bed of vertical setting, can improve the modification effect to the inside material of fluidized bed, but because the volume of white carbon black is great, will lead to that the inside white carbon black of fluidized bed receives the extrusion because of gravity, lead to the modification effect variation to white carbon black.

Based on above reason, this application embodiment provides a novel white carbon black modified equipment, can carry out high-efficient modification to white carbon black through the fluidized bed of vertical setting, cut apart single fluidized bed simultaneously and set up to a plurality of fluidized beds that the volume is less modify white carbon black, reduced the extrusion of the white carbon black in single fluidized bed, the extrusion that the white carbon black of bottom received when can reducing to white carbon black is modified, can improve the modified degree of consistency to white carbon black, improved the modification efficiency of white carbon black.

In some scenes, the embodiment of the application can be applied to a factory for modifying large-batch white carbon black, the large-batch materials can be simultaneously modified through a plurality of fluidized beds, the influence of the gravity of the white carbon black on the modification process of the white carbon black is small, and the modification efficiency of the white carbon black is improved.

In other scenes, the embodiment of the application can be applied to the modification process of high-quality white carbon black, the white carbon black can be modified by arranging a plurality of fluidized beds, the influence of the white carbon black on the white carbon black in the modification process of the white carbon black is reduced, and the modification effect of the white carbon black is improved.

The following describes the novel white carbon black modification apparatus in the embodiment of the present application with reference to specific examples.

Fig. 1 to 4 are schematic structural diagrams of a novel white carbon black modification apparatus in an embodiment of the present application, as shown in fig. 1 to 4, the apparatus includes a heating assembly 100, a powder delivery pump 200, a storage bin 300, and a plurality of fluidized beds 400, where the heating assembly 100 is configured to heat materials (i.e., a mixture of white carbon black powder, nitrogen gas, and organic matter gas) in the fluidized beds 400 to reach a white carbon black modification temperature.

Wherein, the heating assembly 100 is arranged between the plurality of fluidized beds 400, so that the heating assembly 100 can intensively heat the plurality of fluidized beds 400, and the centralized heating of the plurality of fluidized beds 400 is realized.

Wherein, feed bin 300 is arranged in saving the white carbon black powder, and the feed inlet of powder delivery pump 200 passes through the pipeline to be connected with feed bin 300 for during the white carbon black powder in feed bin 300 can enter into powder delivery pump 200, and then carry a plurality of fluidized beds 400 through powder delivery pump 200, and then make the white carbon black powder modify in fluidized bed 400.

Wherein, fluidized bed 400 is equipped with intake pipe 420 including the body 410 of vertical setting with in the middle of locating body 410, body 410 is used for saving the white carbon black powder, body 410 is that the white carbon black powder carries out modified appearance chamber, be equipped with a plurality of first gas outlets 421 on the intake pipe 420 on different heights with array, intake pipe 420 is used for letting in nitrogen gas and modifier in to body 410 for nitrogen gas and modifier can carry out abundant mixture with the white carbon black powder in entering into body 410 through the first gas outlet 421 of difference on the intake pipe 420.

The top of the tube 410 is provided with a feeding tube 430 connected to the discharge port of the powder delivery pump 200, and the feeding tube 430 is used for introducing the powdered carbon black into the tube 410 from the powder delivery pump 200.

Wherein, the bottom of body 410 is connected with discharging pipe 440, can discharge the white carbon black powder from the bottom of body through discharging pipe 440, realizes the ejection of compact to the white carbon black powder, and discharging pipe 440 passes through the pipeline to be connected with the finished product storehouse, realizes the collection to the white carbon black powder.

The top of the pipe body 410 is connected with an outlet pipe 450, nitrogen and a modifier enter the pipe body 410 through the inlet pipe 420, and then the nitrogen and the modifier are discharged from the outlet pipe 450, so that the purpose of discharging the nitrogen and the modifier from the pipe body 410 is achieved.

Specifically, the diameter of the fluidized bed 400 may be 20cm to 40cm, and the height of the fluidized bed 400 may be 50cm to 80cm, so that the volume of the fluidized bed 400 is small, the gravity of the powder in the fluidized bed 400 is small, the extrusion problem of the white carbon black powder caused by excessive white carbon black powder in the fluidized bed 400 is effectively reduced, and the uniformity of the white carbon black powder during modification is improved.

This application embodiment modifies white carbon black powder simultaneously through a plurality of fluidized beds 400, has guaranteed the modified efficiency to white carbon black powder effectively, can guarantee the modified degree of consistency of white carbon black powder, does not influence the modification effect of white carbon black powder, has guaranteed the efficiency of the modification process of white carbon black powder effectively.

The air outlet pipe 450 can be provided with a cyclone dust collector or a bag type dust collector, so that the white carbon black powder in the gas exhausted from the air outlet pipe 450 can be separated from the gas, and the white carbon black powder collected by the cyclone dust collector or the bag type dust collector enters the finished product bin, so that the collection effect of the white carbon black powder is improved.

In some embodiments, the end of the air inlet pipe 420 is provided with the second air outlet 422, the second air outlet 422 is disposed toward the bottom of the pipe body 410, and the nitrogen and the modifier can be discharged from the second air outlet 422 through the second air outlet 422, so that the nitrogen and the modifier discharged from the first air outlet 421 and the second air outlet 422 can be mixed with the white carbon black powder together, and the modification effect of the white carbon black powder is improved.

Here, the nitrogen and the modifier are discharged from the bottom of the air inlet pipe 420 through the second air outlet 422, so that the white carbon black powder is blown upwards from the bottom of the pipe body 410, the fluidization effect of the white carbon black powder is improved, and the mixing effect of the white carbon black powder, the nitrogen and the modifier in the pipe body 410 is improved.

In some embodiments, the system further comprises a controller, wherein the feeding pipe 430 is provided with a feeding valve 431, the discharging pipe 440 is provided with a discharging valve 441, the controller is electrically connected with the feeding valve 431 and the discharging valve 441 of each fluidized bed 400 respectively, and the feeding valve 431 and the discharging valve 441 are controlled by the controller in a centralized manner, so that the feeding and discharging of each fluidized bed 400 are controlled automatically.

In some embodiments, the bottom of the pipe body 410 is provided with the conical discharging portion 411, so that the discharging portion 411 can collect the white carbon black powder, the discharging pipe 440 is arranged at the bottom of the discharging portion 411, so that the white carbon black powder can intensively enter the storage tank 440 from the discharging portion 411, and the collection and the discharging of the white carbon black powder are realized.

In some embodiments, the air inlet pipe 420 is provided with an air inlet valve 423, the air outlet pipe 450 is provided with an air outlet valve 451, the air inlet pipe 420 and the air outlet pipe 450 are respectively connected to the air storage tank 460, the air pump 424 is arranged on the air inlet pipe 420, the air storage tank 460 is used for storing nitrogen, and when the air storage tank 460 is used, the nitrogen is added into the air inlet pipe 421, so that the nitrogen is supplemented.

Wherein, admission valve 423, air pump 424 and air outlet valve 451 are connected with the controller electricity respectively, can realize the centralized control to air pump 421, admission valve 423, air outlet valve 451 through the controller, have improved the automated control degree to the embodiment of this application.

In some embodiments, the heating assembly 100 includes a plurality of heating cartridges 110, and the tubes 410 of the plurality of fluidized beds 400 are respectively disposed in the heating cartridges 110, so that the fluidized beds 400 can be uniformly heated from the periphery of the tubes 410 by the heating cartridges 110, thereby improving the heating effect of the fluidized beds 400.

Wherein, be equipped with the first heater strip 111 of spiral shape in the heating barrel 110, can heat each heating barrel 110 from inside through first heater strip 111, improved the heating effect to heating barrel 110.

Specifically, the first heating wires 111 of the plurality of heating cartridges 110 are electrically connected to the controller, respectively, so that the controller can automate control of the heating process of the plurality of heating cartridges 110.

In other embodiments, the heating assembly 100 includes a plurality of heating tiles 120, the cross section of each heating tile 120 is arc-shaped, and the tubes 410 of the plurality of fluidized beds 400 are respectively disposed adjacent to the heating tiles 120, so that the tubes 410 can be heated by the heating tiles 120 from one side of the fluidized bed 400, and the heating effect on the tubes 410 is improved.

Specifically, the second heating wire 121 is arranged in the heating tile 120, and the heating tile 120 can be heated by the second heating wire 121, so that the heating of the heating tile 120 is realized.

The second heating wires 121 are electrically connected to a controller, so that the controller can automatically control the operating state of the second heating wires 121.

In some embodiments, the outer side wall of the air inlet pipe 420 is disposed near the top of the heating assembly 100, so that when nitrogen and the modifier in the air inlet pipe 420 flow through the air inlet pipe 420, the nitrogen and the modifier can be preheated through heat absorption, the heating effect of the nitrogen and the modifier is improved, and the modification effect of the nitrogen and the modifier in the air inlet pipe 420 on the white carbon black powder is improved.

In some embodiments, a first temperature sensor is arranged in the heating assembly 100, the first temperature sensor is electrically connected with the controller, and the temperature in the heating assembly 100 can be detected by the first temperature sensor, so that the controller can control the working power of the first heating wire 111 or the second heating wire 121 according to the temperature value detected by the first temperature sensor, thereby realizing feedback control on the temperature of the heating assembly 100 and improving the temperature control effect on the heating assembly 100.

In some embodiments, a second temperature sensor is disposed in the air inlet pipe 420, the second temperature sensor is electrically connected to the controller, and the second temperature sensor can sense the temperatures of the nitrogen and the modifier, so as to control the heating power of the heating assembly 100 according to the temperatures of the nitrogen and the modifier, and further improve the temperature control effect of the mixture of the white carbon black powder, the nitrogen and the modifier in the modification process of the white carbon black powder.

The use of the terms "a" and "an" and "the" and similar referents in the context of describing the concepts of the application (especially in the context of the following claims) are to be construed to cover both the singular and the plural. Moreover, unless otherwise indicated herein, recitation of ranges of values herein is merely intended to serve as a shorthand method of referring individually to each separate value falling within the range, unless otherwise indicated herein, and each separate value is incorporated into the specification as if it were individually recited herein. In addition, the steps of all methods described herein can be performed in any suitable order unless otherwise indicated herein or otherwise clearly contradicted by context. The variations of the present application are not limited to the described order of the steps. The use of any and all examples, or exemplary language (e.g., "such as") provided herein, is intended merely to better illuminate the concepts of the application and does not pose a limitation on the scope of the concepts of the application unless otherwise claimed. Various modifications and adaptations will be apparent to those skilled in the art without departing from the spirit and scope.

The device, the apparatus and the operating principle thereof provided by the embodiments of the present application are described in detail above, and the principles and embodiments of the present application are explained herein by applying specific examples, and the description of the embodiments above is only used to help understand the method and the core idea of the present application; meanwhile, for those skilled in the art, according to the idea of the present application, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present application.

Claims (10)

1. The novel white carbon black modification equipment is characterized by comprising a heating assembly (100), a powder delivery pump (200), a storage bin (300) and a plurality of fluidized beds (400), wherein the heating assembly (100) is arranged among the plurality of fluidized beds (400), and a feed inlet of the powder delivery pump (200) is connected with the storage bin (300) through a pipeline;

fluidized bed (400) are equipped with intake pipe (420) including body (410) of vertical setting and in the middle of locating body (410), intake pipe (420) are used for letting in nitrogen gas and modifier, be equipped with a plurality of first gas outlets (421) on intake pipe (420) on different heights with array, the top of body (410) is equipped with inlet pipe (430) of being connected with the discharge gate of powder delivery pump (200), the bottom of body (410) is connected with discharging pipe (440), the top of body (410) is connected with outlet duct (450).

2. The novel white carbon black modifying apparatus according to claim 1, wherein the end of the air inlet pipe (420) is provided with a second air outlet (422), and the second air outlet (422) is disposed toward the bottom of the pipe body (410).

3. The novel white carbon black modification apparatus according to claim 1, further comprising a controller, wherein the feeding pipe (430) is provided with a feeding valve (431), the discharging pipe (440) is provided with a discharging valve (441), and the controller is electrically connected to the feeding valve (431) and the discharging valve (441) of each fluidized bed (400).

4. A novel white carbon black modifying device as claimed in claim 3, wherein the bottom of the tube body (410) is provided with a conical discharging portion (411), and the discharging tube (440) is arranged at the bottom of the discharging portion (411).

5. The novel white carbon black modifying equipment according to claim 3, wherein an air inlet valve (423) is disposed on the air inlet pipe (420), an air outlet valve (451) is disposed on the air outlet pipe (450), the air inlet pipe (420) and the air outlet pipe (450) are respectively connected to the air storage tank (460), an air pump (424) is disposed on the air inlet pipe (420), and the air inlet valve (423), the air pump (424) and the air outlet valve (451) are respectively electrically connected to the controller.

6. The novel white carbon black modifying apparatus according to claim 3, wherein the heating assembly (100) includes a plurality of heating cylinders (110), the tubes (410) of the plurality of fluidized beds (400) are respectively disposed in the heating cylinders (110), a spiral first heating wire (111) is disposed in the heating cylinders (110), and the first heating wires (111) of the plurality of heating cylinders (110) are respectively electrically connected to the controller.

7. The novel white carbon black modifying apparatus according to claim 3, wherein the heating assembly (100) includes a plurality of heating tiles (120), the pipe bodies (410) of the plurality of fluidized beds (400) are respectively disposed near the heating tiles (120), the second heating wires (121) are disposed in the heating tiles (120), and the second heating wires (121) of the plurality of heating tiles (120) are respectively electrically connected to the controller.

8. A novel white carbon black modifying apparatus according to claim 6 or 7, wherein the outer sidewall of the air inlet pipe (420) is disposed near the top of the heating assembly (100).

9. A novel white carbon black modifying device according to claim 6 or 7, wherein a first temperature sensor is disposed in the heating assembly (100), and the first temperature sensor is electrically connected to the controller.

10. The novel white carbon black modifying apparatus according to claim 1, wherein a second temperature sensor is disposed in the air inlet pipe (420), and the second temperature sensor is electrically connected to the controller.

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