CN218916011U

CN218916011U - Heat transfer device is used in production of high performance white carbon black

Info

Publication number: CN218916011U
Application number: CN202222779290.7U
Authority: CN
Inventors: 胡绍洁; 曾鹏飞; 胡振超; 熊贵友
Original assignee: FUJIAN SANMING ZHENGYUAN CHEMICAL CO LTD
Current assignee: FUJIAN SANMING ZHENGYUAN CHEMICAL CO LTD
Priority date: 2022-10-21
Filing date: 2022-10-21
Publication date: 2023-04-25
Anticipated expiration: 2032-10-21

Abstract

The utility model discloses a heat exchange device for producing high-performance white carbon black, which comprises an outer cylinder body, wherein an inner cylinder body is arranged in the middle of an inner cavity of the outer cylinder body, a filter plate is arranged between inner walls of the inner cylinder body, a feeding pipe is communicated with the side wall below the outer cylinder body, a discharging pipe is communicated with the side wall above the outer cylinder body, a transmission washing device is arranged in the inner cavity of the inner cylinder body, a water outlet tank is correspondingly arranged at the bottom of the inner cylinder body and the outer cylinder body, an air inlet is arranged at the bottom of the outer cylinder body, an air outlet is arranged at the side wall of the outer cylinder body, a spiral heat exchange pipe is fixedly arranged on the outer wall of the inner cylinder body, a plurality of pipe clamps are cooperatively arranged on the outer wall of the spiral heat exchange pipe, a hot gas is led into the device through the arrangement of the spiral heat exchange pipe, and the heat exchange effect during washing is further enhanced through the cooperation of the transmission washing device.

Description

Heat transfer device is used in production of high performance white carbon black

Technical Field

The utility model relates to the field of white carbon black production, in particular to a heat exchange device for high-performance white carbon black production.

Background

White carbon black, namely hydrated silica (SiO2.nH2O), is white in appearance and has reinforcing performance similar to carbon black in rubber, and is used as an environment-friendly and excellent auxiliary agent and mainly used in the fields of rubber products, textile, papermaking, pesticides, food additives and the like.

Most domestic manufacturers adopt a precipitation method for producing white carbon black, the precipitation method is also called a sodium silicate acidification method, sodium sulfate is removed by repeatedly washing with water after ageing and filtering by adopting a water glass solution to react with acid, and finally the white carbon black is obtained by drying and crushing.

When the white carbon black is filtered and washed, normal-temperature water is generally used for washing the white carbon black, so that oil absorption indexes of a finished product after washing are low, a tubular heat exchanger is generally used for heat exchange when the white carbon black is filtered and washed in the prior art, the purpose of heating the white carbon black and washing water is achieved, the conventional tubular heat exchanger comprises a plurality of heat exchange tubes, and the white carbon black contains a large amount of sodium sulfate, so that the tube wall of the heat exchanger is easy to corrode, and slurry leakage is caused.

Disclosure of Invention

The utility model aims to provide a heat exchange device for producing high-performance white carbon black, which aims to solve the problems in the background technology.

In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a high performance heat transfer device for white carbon black production, includes outer barrel, the inner chamber middle part of outer barrel is provided with interior barrel, detachably installs the filter between the interior wall of interior barrel, outer barrel below lateral wall intercommunication has the inlet pipe, the inlet pipe runs through interior barrel and the discharge gate is located the filter top, outer barrel top lateral wall intercommunication has the discharging pipe, the discharging pipe runs through interior barrel, interior barrel cavity installs transmission washing device, outer barrel and interior barrel bottom correspond and open the play basin;

the air inlet is formed in the bottom of the outer cylinder body, the air outlet is formed in the side wall of the outer cylinder body, the spiral heat exchange tube is detachably mounted on the outer wall of the inner cylinder body, one end of the spiral heat exchange tube is communicated with the air inlet, the other end of the spiral heat exchange tube is communicated with the air outlet, a plurality of pipe clamps are mounted on the outer wall of the spiral heat exchange tube in a matched mode, and the pipe clamps are detachably mounted on the outer wall of the inner cylinder body through bolts.

Preferably, the transmission washing device comprises a hollow rotating shaft, one end of the rotating shaft penetrates through the outer cylinder body to be connected with a motor, the other end of the rotating shaft penetrates through the filter plate to be communicated with a water pump, the rotating shaft is rotationally connected to the inner wall of the outer cylinder body and the filter plate, a plurality of water outlet holes are formed in the side wall of the rotating shaft, a spiral blade is fixedly arranged on the side wall of the rotating shaft, the spiral blade is rotationally connected to the inner wall of the inner cylinder body and is located above the filter plate, and a plurality of water filtering holes are formed in the spiral blade.

Preferably, the rotating shaft is connected with the water pump in a matched manner through a rotating flange.

Preferably, the top of the discharging pipe is fixedly provided with a pre-drying device, the pre-drying device comprises a drying pipe and a plurality of drying spray heads, the drying pipe is fixedly arranged at the top of the outer wall of the discharging pipe, the drying spray heads penetrate through the drying pipe and the discharging pipe and are fixedly arranged in the discharging pipe, the air injection end of the drying spray heads is opposite to the discharging direction, and the drying pipe is communicated with the air outlet.

Preferably, the inner wall of the bottom of the inner cylinder body is arranged in a downward inclined way from outside to the water outlet groove.

Preferably, the filter plate is detachably connected with the inner cylinder body through bolts.

Compared with the prior art, the utility model has the beneficial effects that: through filter and transmission washing device's setting, add white carbon black in to the interior barrel by the inlet pipe, carry out transmission and washing back to white carbon black through transmission washing device and flow from the discharging pipe, in abluent in-process, through the setting of pipe strap, spiral heat exchange tube, the continuous steam that lets in of air inlet, the inside barrel is surrounded along with spiral heat exchange tube spiral to the steam for white carbon black material in the inside barrel rises with the washing temperature, realizes the heat transfer, avoids normal atmospheric temperature washing white carbon black to lead to the lower problem of finished product oil absorption index after the washing, avoids appearing the problem of white carbon black corruption heat exchange tube simultaneously.

Drawings

FIG. 1 is a schematic diagram of a heat exchange device for producing high-performance white carbon black;

FIG. 2 is an internal cross-sectional view of embodiment 1 of the present utility model;

FIG. 3 is an internal cross-sectional view of embodiment 2 of the present utility model;

description of the drawings: 1. an outer cylinder; 2. an inner cylinder; 3. a filter plate; 4. a feed pipe; 5. a discharge pipe; 6. transmitting the washing device; 601. a rotation shaft; 602. a motor; 603. a water pump; 604. a helical blade; 605. rotating the flange; 7. a water outlet tank; 8. an air inlet; 9. an air outlet; 10. a spiral heat exchange tube; 11. a pre-drying device; 111. a drying tube; 112. drying the spray head; 12. and (5) pipe clamps.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Examples

1-2, a heat exchange device for producing high-performance white carbon black comprises an outer cylinder 1, wherein an inner cylinder 2 is arranged in the middle of an inner cavity of the outer cylinder 1, a filter plate 3 is detachably arranged between the inner walls of the inner cylinder 2, the side wall below the outer cylinder 1 is communicated with a feed pipe 4, the feed pipe 4 penetrates through the inner cylinder 2, a discharge hole is positioned above the filter plate 3, the side wall above the outer cylinder 1 is communicated with a discharge pipe 5, the discharge pipe 5 penetrates through the inner cylinder 2, a transmission washing device 6 is arranged in the inner cavity of the inner cylinder 2, the transmission washing device 6 is used for upwards transmitting white carbon black from the feed pipe 4 to the discharge pipe 5 and washing the white carbon black in the transmission process, a water outlet groove 7 is correspondingly formed at the bottoms of the outer cylinder 1 and the inner cylinder 2, and the washed water is discharged from the water outlet groove 7 after being filtered by the filter plate 3;

an air inlet 8 is formed in the bottom of the outer cylinder body 1, an air outlet 9 is formed in the side wall of the outer cylinder body 1, a spiral heat exchange tube 10 is detachably mounted on the outer wall of the inner cylinder body 2, the spiral heat exchange tube is used for heating the inner cylinder body, the inner cylinder body is kept at a constant temperature, one end of the spiral heat exchange tube 10 is communicated with the air inlet 8, the other end of the spiral heat exchange tube 10 is communicated with the air outlet 9, a plurality of pipe clamps 12 are mounted on the outer wall of the spiral heat exchange tube 10 in a matched mode, the pipe clamps 12 are used for fixing the spiral heat exchange tube 10 on the outer wall of the inner cylinder body 2, the pipe clamps 12 are detachably mounted on the outer wall of the inner cylinder body 2 through bolts, and when the spiral heat exchange tube 10 needs to be replaced, replacement maintenance can be carried out by detaching the bolts used for connecting the pipe clamps 12 with the outer wall of the inner cylinder body 2.

Further, the transmission washing device 6 comprises a hollow rotating shaft 601, one end of the rotating shaft 601 penetrates through the outer cylinder 1 to be connected with a motor 602, the other end of the rotating shaft 601 penetrates through the filter plate 3 to be communicated with a water pump 603, the rotating shaft 601 is rotationally connected to the inner walls of the outer cylinder 1 and the filter plate 3, a plurality of water outlet holes are formed in the side walls of the rotating shaft 601, spiral blades 604 are fixedly mounted on the side walls of the rotating shaft 601, the spiral blades 604 are rotationally connected to the inner walls of the inner cylinder 2 and are located above the filter plate 3, and a plurality of water filtering holes are formed in the spiral blades 604.

From the above description, it is clear that: the motor 602 is used for providing power for the whole transmission washing device 6, the water pump 603 is used for pumping water for washing up to feed into the rotating shaft 601, water is fed into the inner cylinder 2 through the water outlet hole formed in the side wall of the rotating shaft 601 to wash white carbon black, the spiral blade 604 is used for feeding white carbon black into the discharging pipe 5 from bottom to top, and the washed water also goes down to the filter plate 3 through the water filtering holes in the spiral blade 604.

Further, the rotating shaft 601 is connected with the water pump 603 in a matching way through a rotating flange 605;

from the above description, it is clear that: so that the rotation shaft 601 can rotate and simultaneously send the water pumped by the water pump 603 to the inner cylinder 602.

Further, the inner wall of the bottom of the inner cylinder 2 is arranged obliquely downwards from outside to the water outlet groove 7.

From the above description, it is clear that: the structure can play a role in guiding the washed water.

Further, the filter plate 3 is detachably connected with the inner cylinder 2 by bolts.

From the above description, it is clear that: the filter plate 3 can be removed, cleaned or replaced.

Working principle: firstly, hot air is introduced into the air inlet 8, the hot air surrounds the inner cylinder 2 along the spiral heat exchange tube 10 in a spiral way, so that the temperature of the inner cylinder 2 is increased, and then the hot air flows out of the air outlet 9;

when the temperature of the inner cylinder 2 reaches a certain range, the driving motor 602 drives the rotating shaft 601 to rotate, and then the rotating shaft 601 drives the helical blades 604 to rotate on the inner wall of the inner cylinder 2;

at the same time, the water pump 603 is turned on, water is pumped up to pass through the rotary flange 605 and then to the rotary shaft 601, and then the water is sent to the inner cylinder 2 through the water outlet hole on the rotary shaft 601;

finally, the white carbon black is fed into the feeding pipe 4 and then reaches the filter plate 3, the white carbon black is continuously stirred and is upwards conveyed to the discharging pipe 5 along with the continuous rotation of the spiral blade 604, meanwhile, the washing water from the water outlet of the rotating shaft 601 is used for spraying and washing the white carbon black, the washed water downwards flows to the filter plate 3 along the water filtering hole on the spiral blade 604 and finally flows out of the water outlet tank 7, the white carbon black is fully contacted with the washing water under the continuous stirring of the spiral blade 604, the washing efficiency is greatly increased, the white carbon black closest to the inner wall of the inner cylinder 2 is fully stirred with the white carbon black furthest away from the inner wall of the inner cylinder 2, the heat exchange effect is further improved, and the problem that the white carbon black forms gel due to uneven heat exchange is avoided.

Examples

As shown in fig. 3, the heat exchange device for producing high performance white carbon black in this embodiment, compared with embodiment 1, further comprises a pre-drying device 11, the pre-drying device 11 is fixedly disposed at the top of the discharge pipe 5, the pre-drying device 11 comprises a drying pipe 111 and a plurality of drying nozzles 112, the drying pipe 111 is fixedly mounted at the top of the outer wall of the discharge pipe 5, the drying nozzles 112 penetrate through the drying pipe 111 and the discharge pipe 5 and are fixedly mounted inside the discharge pipe 5, the air injection end of the drying nozzles 112 is opposite to the discharge direction, and the drying pipe 111 is communicated with the air outlet 9.

Working principle: the hot air flows into the drying pipe 111 along the air outlet 9 from the spiral heat exchange pipe 10, and then is sprayed to the white carbon black flowing out of the discharging pipe 5 from the drying spray head 112, so that the white carbon black is pre-dried before entering a subsequent drying device for drying, and meanwhile, the utilization rate of the hot air is improved, and the resource waste is avoided.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A heat exchange device for high-performance white carbon black production is characterized in that: the automatic cleaning device comprises an outer cylinder body (1), an inner cylinder body (2) is arranged in the middle of an inner cavity of the outer cylinder body (1), a filter plate (3) is detachably arranged between the inner walls of the inner cylinder body (2), a feed pipe (4) is communicated with the side wall below the outer cylinder body (1), the feed pipe (4) penetrates through the inner cylinder body (2) and a discharge hole is arranged above the filter plate (3), a discharge pipe (5) is communicated with the side wall above the outer cylinder body (1), the discharge pipe (5) penetrates through the inner cylinder body (2), a transmission washing device (6) is arranged in the inner cavity of the inner cylinder body (2), and a water outlet groove (7) is correspondingly formed in the bottoms of the outer cylinder body (1) and the inner cylinder body (2);

the novel heat exchange tube is characterized in that an air inlet (8) is formed in the bottom of the outer tube body (1), an air outlet (9) is formed in the side wall of the outer tube body (1), a spiral heat exchange tube (10) is detachably mounted on the outer wall of the inner tube body (2), one end of the spiral heat exchange tube (10) is communicated with the air inlet (8), the other end of the spiral heat exchange tube (10) is communicated with the air outlet (9), a plurality of tube clamps (12) are mounted on the outer wall of the spiral heat exchange tube (10) in a matched mode, and the tube clamps (12) are detachably mounted on the outer wall of the inner tube body (2) through bolts.

2. The heat exchange device for producing high-performance white carbon black according to claim 1, wherein: the transmission washing device (6) comprises an inside hollow rotating shaft (601), one end of the rotating shaft (601) penetrates through the outer cylinder body (1) to be connected with a motor (602), the other end of the rotating shaft (601) penetrates through the filter plate (3) to be communicated with a water pump (603), the rotating shaft (601) is rotationally connected to the inner wall of the outer cylinder body (1) and the filter plate (3) and is provided with a plurality of water outlet holes in the side wall, spiral blades (604) are fixedly arranged on the side wall of the rotating shaft (601), and the spiral blades (604) are rotationally connected to the inner wall of the inner cylinder body (2) and are located above the filter plate (3), and a plurality of water filtering holes are formed in the spiral blades (604).

3. The heat exchange device for producing high-performance white carbon black according to claim 2, wherein: the rotating shaft (601) is connected with the water pump (603) in a matched mode through a rotating flange (605).

4. The heat exchange device for producing high-performance white carbon black according to claim 1, wherein: the utility model discloses a drying device, including discharging pipe (5), discharging pipe (5) top is fixed to be provided with drying device (11) in advance, drying device (11) are including drying tube (111) and a plurality of drying nozzle (112), drying tube (111) fixed mounting is at discharging pipe (5) outer wall top, drying nozzle (112) run through drying tube (111) and discharging pipe (5) fixed mounting inside discharging pipe (5), and the jet-propelled end of drying nozzle (112) is just to the ejection of compact direction, drying tube (111) are linked together with gas outlet (9).

5. The heat exchange device for producing high-performance white carbon black according to claim 1, wherein: the inner wall of the bottom of the inner cylinder body (2) is arranged in a downward inclined way from outside to the water outlet groove (7).

6. The heat exchange device for producing high-performance white carbon black according to claim 1, wherein: the filter plate (3) is detachably connected with the inner cylinder body (2) through bolts.