CN209522856U

CN209522856U - A kind of boiler flue CO2Thick juice saturation system

Info

Publication number: CN209522856U
Application number: CN201821905290.4U
Authority: CN
Inventors: 方凌荣
Original assignee: Guangxi Nanning Fine Sugar Sugar Machinery Equipment Co Ltd
Current assignee: Guangxi Nanning Fine Sugar Sugar Machinery Equipment Co Ltd
Priority date: 2018-11-19
Filing date: 2018-11-19
Publication date: 2019-10-22
Anticipated expiration: 2028-11-19

Abstract

The utility model belongs to cane sugar manufacture apparatus field, discloses a kind of boiler flue CO₂Thick juice saturation system, add grey reaction unit including sequentially connected neutralize, full charge device, raw sugar starches case, filter device and refinery liquor case, the full charge device is connected in series by several carbonating tanks, the top of the carbonating tank is equipped with exhaust outlet and is equipped with syrup juice flow inlet close to top side, it is internally provided with the dispersion orifice plate of Spaced setting, bottom or side are equipped with row's juice mouth and air inlet, the top vent of each carbonating tank is all connected with gas buffer recycling bins, described neutralize adds the grout outlet of apparatus for ash to connect with the syrup juice flow inlet of first carbonating tank；It further include flue gas washing purification device and air receiver.It is peace and quiet insufficient in full charge process that the utility model solves syrup, the problems such as reaction is not thorough, incrustation, to CO before full charge₂Purification and full charge after filtering to syrup, sugarcane juice purity is high.

Description

A kind of boiler flue CO2Thick juice saturation system

Technical field

The utility model relates to cane sugar manufacture apparatus field, in particular to a kind of boiler flue CO₂Thick juice saturation system.

Background technique

The syrup CO in sugar refinery at present₂Full charge equipment is usually to be applied to carbonatation process sugar refining technology, and be applied to sulfurous method It compares less.Sulfurous method sugar refining technology relative to carbonatation process sugar refining technology, colloidal impurity, Polyphenols, iron in syrup from The non-sugar impuritiess such as son are relatively more, it is difficult to completely remove, purification effect is lower.It is non-containing a large amount of impurity in sulfurous method mixed juice Sugar, to it is subsequent it is peace and quiet have a huge impact, directly affect product quality, so, sulfurous method sugar refining technology production sugar Product quality is slightly poorer than the sugar product quality that carbonatation process sugar refining technology produces.

Currently, sulfurous method sugar refining technology is all using lime and sulfur dioxide as clarifying agent, by add ash, stove drying, Neutralize, precipitation and separation and etc. complete the clarifying process to sugarcane juice and syrup.Due to clarified to sugarcane juice or syrup progress A large amount of sulphur and phosphoric acid are used in journey, so the sugar product credit rating of production is lower than carbonatation process, sulfur content is high, intolerant to storage It deposits, sugar loss is also big.Although many researchs existing to the clarifying process of sugarcane juice and syrup for many years, propose many theories And technique, but the variation of its basic process is little.Cane sugar manufacture uses environmental protection equipment to handle mud juice, place for vacuum filter without cloth The filtered juice obtained after reason is deep in muddy and pigment, and the impurity such as most of filter mud have removed, but also exists there are also a small amount of mud scum In filtered juice, if unprocessed be fed directly to next process, product quality is influenced whether, so must locate to filtered juice Reason.

Either sulfurous method or the carbonatation process process that is directed to gas-liquid mixed, full charge tower are to realize that gas-liquid mixed is anti- The problems such as one of core equipment answered, traditional full charge tower gas-liquid mixed low efficiency, hybrid reaction is not thorough, full charge juice filter not Thoroughly, sugar products matter is low.In addition, sugar refinery is usually using bagasse as boiler oil, what is generated after bagasse burning at present largely contains dioxy The flue gas for changing carbon is directly discharged in atmosphere, from the viewpoint of the protection of sugar refinery conditions and environment, can use sugar refinery boiler Carbon dioxide in flue gas.

Utility model content

The technical problem to be solved by the present invention is to provide a kind of boiler flue CO₂Thick juice saturation system solves sugar The problems such as juice is peace and quiet insufficient in full charge process, and reaction is not thorough, incrustation, to CO before full charge₂Purification and full charge after to sugar The filtering of juice, sugarcane juice purity are high.

In order to solve the above-mentioned technical problem, the technical solution of the utility model is yes:

A kind of boiler flue CO₂Thick juice saturation system, including sequentially connected neutralize add grey reaction unit, full charge dress It sets, raw sugar slurry case, filter device and refinery liquor case, the full charge device are connected in series by several carbonating tanks, the carbonating tank Top be equipped with exhaust outlet and close to top side be equipped with syrup juice flow inlet, inside be equipped with Spaced setting dispersion hole Plate, bottom or side are equipped with row's juice mouth and air inlet pipe, the top vent of each carbonating tank are all connected to gas buffer Recycling bins, described neutralize add the grout outlet of apparatus for ash to connect with the syrup juice flow inlet of first carbonating tank；

It further include flue gas washing purification device and air receiver, the gas outlet of the air receiver passes through full charge general pipeline and each institute The air inlet pipe connection of carbonating tank is stated, the air outlet of the flue gas washing purification device passes through water ring vacuum pump and the air receiver Side connection, the air inlet port of the flue gas washing purification device connects boiler flue port.

As the optimal technical scheme of the utility model, gas is equipped between the gas outlet and full charge general pipeline of the air receiver Dry-blender, the gas buffer recycling bins are equipped with branched pipe, and the branched pipe is connected to the gas outlet of the air receiver, institute It states and is additionally provided with CO on the pipeline connected between full charge general pipeline and the gas dry mixer₂Concentration measurement and control instrument.

As the optimal technical scheme of the utility model, the carbonating tank is equipped with 1 to 3.

As the optimal technical scheme of the utility model, the conical lower portion side air inlet pipe of the carbonating tank is filled equipped with snaking It sets, the descaling device protrudes into carbonating tank, and cutterhead is equipped in the air inlet mouth of pipe, and the descaling device is fixed on cutterhead, The cutterhead is connected with cleaning controller, and the air inlet mouth of pipe inner wall is equipped with helicla flute.

Further, the conical lower portion of each carbonating tank is equipped with breast hole.

As the optimal technical scheme of the utility model, the filter device is connected in series by 2 to 4 filters.

As the optimal technical scheme of the utility model, the flue gas washing purification device is removed by smoke washer and moisture film Dirt device is formed by connecting.

Further, the smoke washer includes shell, and the case top is provided with flue gas escape pipe, the shell side Portion is equipped with smoke air inlet, and the smoke air inlet connects the boiler flue port, the shell internal upper part shape by blower At inclination manifold port, the manifold port is connected with reaction chamber, and the reaction chamber includes central part and spirals about in central part The flange part of side, the central part and the inside of flange part are continuously consistent, and spray is equipped on the central part and flange part Mouth；Weight body is installed, the reaction chamber is rotatablely connected by plane bearing and the weight body, described in the inner walls Reaction chamber bottom is equipped with the second driving motor, and the conical lower portion of the reaction chamber is equipped with outlet end mouth；The case top one Side is provided with detergent and pipe is added.

As the optimal technical scheme of the utility model, described neutralize adds apparatus for ash to include blender, the blender packet Inner cylinder, outer cylinder and thrust impeller are included, the outer sleeve outer tube, is fixed with the first driving motor at the top of the outer cylinder, described First driving motor is connect by connecting shaft with the thrust impeller, and the thrust impeller being mounted in the connecting shaft protrudes into inner cylinder In, the outer cylinder top surface is equipped with opening, is connected with syrup tail pipe in outer cylinder opening, milk of lime is connected on the outer cylinder, pipe is added And be connected to outer cylinder opening, the inner cylinder upper periphery is equipped with several deflector holes, and the inner cylinder lower end is equipped with screw outlet.

As the optimal technical scheme of the utility model, described neutralize adds the stock inlet of apparatus for ash to be connected with sugar by branch pipe Baffle-box is starched, the branch pipe is equipped with flowmeter.

In conclusion due to the adoption of the above technical scheme, the utility model has the beneficial effects that

1, the utility model extracts the flue gas of boiler export using high-power blower or vacuum pump, by flue cleaner Processing with water dust scrubber removes most flue dust impurity, obtained pure CO₂Gas is suppressed by water ring vacuum pump To suitable concentration, it is ensured that the realization condition of syrup decolorization；CO₂Gas enters carbonating tank, neutralizes plus lime juice is flowed down from above, flue Gas is walked from the bottom up, and reverse circulation convection current comes into full contact with absorbing reaction in tank, and the gas of generation enters gas by diffuser Baffle-box, gas recycle, and the full charge juice after full charge enters multiple filters from full charge juice outlet juice and obtains high-purity sugarcane Sugar.

2, the utility model carbonating tank CO₂It is additionally provided with gas flow regulating valve at gas access, facilitates in conjunction with actual conditions Carbon dioxide flow is controlled, it is ensured that the syrup in carbonating tank is sufficiently reacted with carbon dioxide, further increases sugaring effect Rate；The combination for adding apparatus for ash and carbonating tank is neutralized, the grey full charge time is short, reaction is uniform, complete, carbon dioxide is equal with adding It is even, the features such as absorptivity is high, reactivity worth is stable, gas concentration lwevel is adjustable, technological parameter is easy to control, it can satisfy carbon completely The requirement of method full charge.

Detailed description of the invention

Fig. 1 is a kind of structural schematic diagram of boiler flue CO2 thick juice saturation system；

Fig. 2 is the structural schematic diagram of the neutralization plus grey reaction unit in the utility model；

Fig. 3 is the structural schematic diagram of smoke washer in the utility model；

In figure, 1- syrup baffle-box, 2- is neutralized plus grey reaction unit, 21- outer cylinder, 22- inner cylinder, 23- thrust impeller, 24- Connecting shaft, 25- deflector hole, 26- screw outlet, 27- milk of lime, which is added, manages, 28- juice opening, the first driving motor of 29-, and 3- gas is slow Rush recycling bins, 4- full charge device, the first carbonating tank of 40-, the second carbonating tank of 41-, 42- third carbonating tank, 43- syrup juice flow inlet, 44- dispersion orifice plate, 45- air inlet pipe, 46- breast hole, 47- row's juice mouth, 48- exhaust outlet, 5- filter, 6- refinery liquor case, 7- are thick Syrup case, 8- air receiver, 81- air inlet, 9- smoke washer, 90- shell, 91- flue gas escape pipe, 910 smoke air inlets, 92- manifold port, 93- weight body, 94- nozzle, 95- central part, 96- flange part, the second driving motor of 97-, 98- outlet end mouth, Pipe, 10- gas dry mixer, 11- water ring vacuum pump, 12-CO is added in 99- detergent₂Concentration measurement and control instrument, 13- boiler flue Port, 14- full charge general pipeline, 15- branch pipe, 16- flowmeter.

Specific embodiment

Specific embodiment of the present utility model is described further with reference to the accompanying drawing.It should be noted that The explanation of these embodiments is used to help to understand the utility model, but does not constitute the restriction to the utility model.This Outside, technical characteristic involved in the various embodiments of the present invention described below is as long as they do not conflict with each other It can be combined with each other.

A kind of boiler flue CO₂Thick juice saturation system, including sequentially connected neutralize add grey reaction unit 2, full charge dress 4, raw sugar slurry case 7, filter device and refinery liquor case 6, the full charge device 4 is set to be connected in series by several carbonating tanks, it is described full The top for filling tank is equipped with exhaust outlet 48 and is equipped with syrup juice flow inlet 43 close to top side, and inside is equipped with Spaced setting Disperse orifice plate 44, bottom or side are equipped with row's juice mouth 47 and air inlet pipe 45, and the top vent 48 of each carbonating tank is equal Gas buffer recycling bins 3 are connected to, described neutralize adds the grout outlet 28 of apparatus for ash 2 and the syrup of first carbonating tank to enter juice Mouth 43 connects；

Further include flue gas washing purification device 9 and air receiver 8, the gas outlet of the air receiver 8 by full charge general pipeline 14 with The air inlet pipe 45 of each carbonating tank connects, and the air outlet of the flue gas washing purification device 9 passes through water ring vacuum pump 11 It is connect with the side of the air receiver 8, the air inlet port of the flue gas washing purification device 9 connects boiler flue port 13.

The preferred embodiment of the present embodiment, it is dry equipped with gas between the gas outlet and full charge general pipeline 14 of the air receiver 8 Dry mixer 10, the gas buffer recycling bins 3 are equipped with branched pipe, and the branched pipe is connected to the gas outlet of the air receiver 8 81, CO is additionally provided on the pipeline connected between the full charge general pipeline 14 and the gas dry mixer 10₂Concentration measurement and control instrument 12. CO₂Concentration measurement and control instrument, for monitoring CO in real time₂Concentration.

The preferred embodiment of the present embodiment, the carbonating tank are equipped with 1 to 3.The utility model preferably 3, respectively First carbonating tank 40, the second carbonating tank 41, the second carbonating tank 42.

The conical lower portion side air inlet pipe 45 of the preferred embodiment of the present embodiment, the carbonating tank is equipped with descaling device, The descaling device protrudes into carbonating tank, cutterhead is equipped in the air inlet mouth of pipe, the descaling device is fixed on cutterhead, described Cutterhead is connected with cleaning controller, and the air inlet mouth of pipe inner wall is equipped with helicla flute.The cleaning control and PLC controller communication link It connects.

Further, the conical lower portion of each carbonating tank is equipped with breast hole 46.

The preferred embodiment of the present embodiment, the filter device are connected in series by 2 to 4 filters 5.It is preferred that the mistake Filter 3 filters 5 of device are connected in series.The filter 5 is to intercept the microparticle object shape formed after full charge, formed Grain is 5-10 μm, and filtering mesh number is 360 mesh.

The preferred embodiment of the present embodiment, the flue gas washing purification device is by smoke washer 9 and water dust scrubber (not indicating in figure) is formed by connecting.The water dust scrubber is to sell product on the market.

Further, the smoke washer 9 includes shell 90, is provided with flue gas escape pipe 91, institute at the top of the shell 90 90 side of shell is stated equipped with smoke air inlet 910, the smoke air inlet 910 connects the boiler flue port by blower 13, the shell internal upper part forms inclination manifold port 92, and the manifold port 92 is connected with reaction chamber, and the reaction chamber includes center Portion 95 and flange part 96 in 95 side of central part is spiraled about, the inside continuous one of the central part 95 and flange part 96 It causes, is equipped with nozzle 94 on the central part and flange part；Weight body 93, the reaction are installed on 90 inner wall of shell Chamber is rotatablely connected by plane bearing and the weight body 93, and the reaction chamber bottom is equipped with the second driving motor 97, described The conical lower portion of reaction chamber is equipped with outlet end mouth 98；90 top side of shell is provided with detergent and pipe 99 is added.

The preferred embodiment of the present embodiment, described neutralize add apparatus for ash 2 to include blender, and the blender includes inner cylinder 22, outer cylinder 21 and thrust impeller 23,21 sets of the outer cylinder are fixed with the first driving motor at the top of the outer cylinder 21 outside inner cylinder 22 29, first driving motor 29 is connect by connecting shaft 24 with the thrust impeller 23, is mounted in the connecting shaft 24 Thrust impeller 23 protrudes into inner cylinder, and 21 top surface of outer cylinder is equipped with opening, and syrup tail pipe is connected in the opening of outer cylinder 21, described outer It is connected with milk of lime on cylinder pipe 27 is added and is connected to 21 opening of outer cylinder, 22 upper periphery of inner cylinder is equipped with several deflector holes 25,22 lower end of inner cylinder is equipped with screw outlet 26.

The preferred embodiment of the present embodiment, described neutralize add the stock inlet of apparatus for ash 2 to be connected with syrup by branch pipe 15 Baffle-box 1, the branch pipe 15 are equipped with flowmeter 16.

The course of work:

1, boiler flue obtains clean carbon dioxide gas by smoke washer 9 and water dust scrubber cleaning dust Body is pressed into the CO that concentration is not less than 12CC by the concentration of dedicated water ring vacuum pump 11₂Gas enters air receiver 8, with CO₂Exist in real time Subject to line monitoring display data, every square of the density pressure of gas reaches 6.5-7kg/cm², monitor pressure gauge and show in real time online It controls, gas is 96:2.8 points of ratios to syrup distribution ratio of liquid flow in air receiver 8, guarantees the premise of syrup decolorization realization.

2, syrup effectively controls flow and enters neutralization plus apparatus for ash 2, control pH value is 10.0-11.2 by buffering equipment； CO₂Gas enters the first carbonating tank 40, and pH value control is 8.5-9, neutralizes plus lime juice is flowed down from above, and flue gas is walked from the bottom up, Reverse circulation convection current comes into full contact with absorbing reaction in tank, and the gas of generation enters gas buffer by carbonating tank exhaust outlet 48 and returns Case 3 is received, sequentially entering the control of the second carbonating tank 41pH value by the full charge juice of the first carbonating tank 40 is 7.5-8 and third carbonating tank The control of 42pH value is 6.8-7, obtains final full charge juice；

3, final full charge juice enters multiple filter 5(preferably four), filtered refinery liquor coloration is Clear & Transparent, presents Peace and quiet golden syrup.

By above-mentioned three close-fitting processing apparatus, from adding grey full charge decolorization filtering to reach production target, sucrose product Matter is high.

The embodiments of the present invention is explained in detail in conjunction with attached drawing above, but the utility model is not limited to be retouched The embodiment stated.For a person skilled in the art, right in the case where not departing from the utility model principle and spirit These embodiments carry out a variety of change, modification, replacement and modification, still fall in the protection scope of the utility model.

Claims

1. a kind of boiler flue CO₂Thick juice saturation system, it is characterised in that including it is sequentially connected neutralize plus grey reaction unit, Full charge device, raw sugar slurry case, filter device and refinery liquor case, the full charge device is connected in series by several carbonating tanks, described The top of carbonating tank is equipped with exhaust outlet and is equipped with syrup juice flow inlet close to top side, and inside is equipped with point of Spaced setting Orifice plate is dissipated, bottom or side are equipped with row's juice mouth and air inlet pipe, the top vent of each carbonating tank are all connected to gas Recycling bins are buffered, described neutralize adds the grout outlet of apparatus for ash to connect with the syrup juice flow inlet of first carbonating tank；

It further include flue gas washing purification device and air receiver, the gas outlet of the air receiver passes through full charge general pipeline and each described full The air inlet pipe connection of tank is filled, the air outlet of the flue gas washing purification device passes through the side of water ring vacuum pump and the air receiver The air inlet port of portion's connection, the flue gas washing purification device connects boiler flue port.

2. a kind of boiler flue CO according to claim 1₂Thick juice saturation system, it is characterised in that: the air receiver Gas dry mixer is equipped between gas outlet and full charge general pipeline, the gas buffer recycling bins are equipped with branched pipe, the branch Pipe is connected to the gas outlet of the air receiver, goes back on the pipeline connected between the full charge general pipeline and the gas dry mixer Equipped with CO₂Concentration measurement and control instrument.

3. a kind of boiler flue CO according to claim 1₂Thick juice saturation system, it is characterised in that: the carbonating tank is set There is 1 to 3.

4. a kind of boiler flue CO according to claim 1 or 3₂Thick juice saturation system, it is characterised in that: the full charge The conical lower portion side air inlet pipe of tank is equipped with descaling device, and the descaling device is protruded into carbonating tank, set in the air inlet mouth of pipe There is cutterhead, the descaling device is fixed on cutterhead, and the cutterhead is connected with cleaning controller, and the air inlet mouth of pipe inner wall is equipped with Helicla flute.

5. a kind of boiler flue CO according to claim 4₂Thick juice saturation system, it is characterised in that: each full charge The conical lower portion of tank is equipped with breast hole.

6. a kind of boiler flue CO according to claim 1₂Thick juice saturation system, it is characterised in that: the filter device It is connected in series by 2 to 4 filters.

7. a kind of boiler flue CO according to claim 1₂Thick juice saturation system, it is characterised in that: the flue gas washing Purification device is formed by connecting by smoke washer and water dust scrubber.

8. a kind of boiler flue CO according to claim 7₂Thick juice saturation system, it is characterised in that: the flue gas washing Device includes shell, and the case top is provided with flue gas escape pipe, and the shell side is equipped with smoke air inlet, the flue gas air inlet Mouth connects the boiler flue port by blower, and the shell internal upper part forms inclination manifold port, and the manifold port is connected with Reaction chamber, the reaction chamber include central part and spiral about flange part in central part side, the central part and flange The inside in portion is continuously consistent, is equipped with nozzle on the central part and flange part；Weight body is installed in the inner walls, The reaction chamber is rotatablely connected by plane bearing and the weight body, and the reaction chamber bottom is equipped with the second driving motor, The conical lower portion of the reaction chamber is equipped with outlet end mouth；The case top side is provided with detergent and pipe is added.

9. a kind of boiler flue CO according to claim 1₂Thick juice saturation system, it is characterised in that: described neutralize adds ash Device includes blender, and the blender includes inner cylinder, outer cylinder and thrust impeller, the outer sleeve outer tube, the outer cylinder Top is fixed with the first driving motor, and first driving motor is connect by connecting shaft with the thrust impeller, is mounted on institute The thrust impeller stated in connecting shaft protrudes into inner cylinder, and the outer cylinder top surface is equipped with opening, is connected with syrup tail pipe in outer cylinder opening, It is connected with milk of lime on the outer cylinder, the connection of Guan Bingyu outer cylinder opening is added, the inner cylinder upper periphery is equipped with several water conservancy diversion Hole, the inner cylinder lower end are equipped with screw outlet.

10. a kind of boiler flue CO according to claim 9₂Thick juice saturation system, it is characterised in that: described neutralize adds The stock inlet of apparatus for ash is connected with syrup baffle-box by branch pipe, and the branch pipe is equipped with flowmeter.