CN204079858U - A kind of discarded silicon rubber recovery and processing system - Google Patents
A kind of discarded silicon rubber recovery and processing system Download PDFInfo
- Publication number
- CN204079858U CN204079858U CN201420527085.4U CN201420527085U CN204079858U CN 204079858 U CN204079858 U CN 204079858U CN 201420527085 U CN201420527085 U CN 201420527085U CN 204079858 U CN204079858 U CN 204079858U
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- China
- Prior art keywords
- decolouring
- transfer lime
- cooling
- silicon rubber
- processing system
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
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- Processing Of Solid Wastes (AREA)
Abstract
Name of the present utility model is called a kind of discarded silicon rubber recovery and processing system.Belong to silicon rubber production unit technical field.It mainly solves the problem that existing waste rubber scission reaction thing can not cool fast.Its principal character is: comprise reactor, cooling transfer lime, transferpump, transfer lime, plate and frame decolouring pressure filter; Cooling transfer lime by fit manage, outer tube and between cooling chamber form; Outer tube be provided with connect with this cooling chamber water of condensation import, condensation-water drain; Plate and frame decolouring pressure filter comprises pressure filter rack and press filtration decoloration device; Discharge port is connected with cooling transfer lime one end, and the import of the cooling transfer lime the other end and transferpump is connected, and conveying pump outlet is connected by transfer lime and feed end.The utility model has can various pigments in quick adsorption DMC, and the feature of good decolorizing effect, are mainly used in a large amount of pigments carrying out contained by twice cooling and removing to the DMC mixture that discarded silicon rubber cracking generates.
Description
Technical field
The utility model belongs to silicon rubber production unit technical field, relates to a kind of discarded silicon rubber recovery and processing system particularly.
Background technology
Organosilicon material refers to polysiloxane compounds, and its molecular structure is both containing organic group, and again containing inorganic structure, this special composition and molecular structure make it integrate the function of organic characteristic and inorganics.Compared with other macromolecular materials, the most outstanding properties of organosilicon product is excellent temperature-resistance characteristic (-60 DEG C ~ 250 DEG C), electrical insulation capability, its dielectric loss, proof voltage, resistance to electric arc, Inverter fed motor, volume resistivity and surface resistivity etc. all come out at the top in insulating material.This material can reach decades work-ing life under physical environment, and its resistance to biological aging, with animal body without rejection, has good anticoagulation function, so the Application Areas of organosilicon material also comprises sealing, encapsulation, bonding etc.
China's organosilicon material goes through the development of over half a century, has now been widely used in each fields such as information industry, machinery, building, medical treatment and daily-use chemical industry, wherein about 70% has been silicon rubber, i.e. high-temperature silicon disulfide rubber and the large class of room temperature vulcanized silicone rubber two.While this two classes silicone rubber products of production, also produce a large amount of scrap stock, according to incompletely statistics, China will have this waste silicone rubber of ton up to a million every year.As everyone knows, filler reinforcement agent (i.e. white carbon black) containing different amount in waste silicone rubber, linking agent, catalyzer and other auxiliary material auxiliary agents, silicon rubber vulcanization thing based on siloxanes accounts for large multicomponent, and it is ageing-resistant, weathering resistance is excellent, and decades all can not natural decomposition.Therefore, so a large amount of waste material silicon rubber how manual handling, is especially turned waste into wealth, is annoying the development of silicon rubber enterprise always.
It is main containing DMC(siloxanes ring body that the cracking of existing waste rubber reactor obtains), mixture simultaneously containing a small amount of impurity, its temperature is generally at about 220 DEG C, and utilize DMC to prepare the temperature requirement of hydroxy silicon oil generally at about 60 DEG C, mixture containing DMC is normally transferred to naturally cooling in storage vessel by existing method, such cooling time is long, or to adopt heat exchange to help cold by being transferred in storage vessel containing the mixture of DMC, mixture containing DMC repeatedly shifts by such needs, operation is cumbersome, and cooling performance is also undesirable.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of discarded silicon rubber recovery and processing system, discarded silicon rubber is placed in reactor by this system, add sulfonic acid and carry out scission reaction, generate and be in hospital containing DMC, the crude product of a small amount of pigment of content and impurity simultaneously, this crude product, after cooling fast, filtering decolouring, can obtain the colourless DMC meeting subsequent processing and require, can directly as the raw material producing silicone oil, silicon rubber.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind of discarded silicon rubber recovery and processing system, comprise the reactor with opening for feed, discharge port, whipping appts, it is characterized in that: also comprise cooling transfer lime, transferpump, transfer lime, plate and frame decolouring pressure filter; Cooling transfer lime is made up of pipe and outer tube in fit, and the gap between interior pipe, outer tube forms the cooling chamber closed; Outer tube be provided with connect with this cooling chamber water of condensation import, condensation-water drain; Plate and frame decolouring pressure filter comprises pressure filter rack and is arranged on the press filtration decoloration device on pressure filter rack; This press filtration decoloration device comprises feed end, discharge end, thrust plate, pressure strip, drive unit and decolouring unit; Thrust plate is fixedly mounted on pressure filter rack one end, and pressure strip is arranged on the pressure filter rack the other end, and pressure strip is connected with drive unit; Decolouring unit comprises decolouring sheet frame, decolouring filter bag, the decoloring layer that is made up of gac, and decolouring sheet frame forms cavity, and decolouring sheet frame sidewall has perforate, and decolouring filter bag is positioned at the cavity of decolouring sheet frame, and decoloring layer is loaded in decolouring filter bag; Decolouring unit is 2-, and at least 1 decolouring cellular installation is between thrust plate and pressure strip; Discharge port is connected with cooling transfer lime one end, and the import of the cooling transfer lime the other end and transferpump is connected, and conveying pump outlet is connected by transfer lime and feed end.
The tensimeter of venting port, dry ice bin, worm conveyor and detection reaction still chamber pressure is also comprised in the utility model technical solution; The cavity upper end of venting port and reactor is connected; Dry ice bin is connected by the feed end of control valve and worm conveyor, and the discharge end of worm conveyor and the cavity of reactor are connected.
Control valve described in the utility model technical solution is magnetic valve.
Discharge port described in the utility model technical solution is connected by coupling bend with cooling transfer lime.
Outer wall of inner tube described in the utility model technical solution, outer tube wall are interval with respectively circular interior traverse baffle, outer traverse baffle, interior traverse baffle and outer traverse baffle cross-cutting distribution.
Gap between adjacent decolouring unit described in the utility model technical solution forms cavity volume, is equipped with the stopple coupon connected with this cavity volume, the pipeline of each stopple coupon is respectively equipped with sampling valve bottom each cavity volume.
Drive unit described in the utility model technical solution is fluid pressure drive device or motor driver.
The utility model compared with prior art has the following advantages and beneficial effect:
1, first the utility model utilizes dry ice sublimation to need the principle absorbing amount of heat to cool for the first time DMC mixture in reactor cavity, because dry ice belongs to nontoxic, has no side effect and with DMC mixture, any chemical reaction can not occur, therefore its industrial application is safe, simultaneously, this cooling structure is when reactor passes through cooling transfer lime to the product after waste rubber cracking, heat exchange can be carried out with the refrigerant in cooling chamber and carry out cooling twice, the temperature that subsequent processing needs can be reached fast;
2, the utility model arranges outer traverse baffle and interior traverse baffle in cooling chamber, the flowing-path of refrigerant in cooling chamber can be increased like this, make the main mixture containing DMC needing cooling can carry out heat exchange more fully with the refrigerant in cooling chamber, can cooling performance be increased substantially.
The DMC mixture that the utility model is mainly used in discarded silicon rubber cracking generates carries out twice cooling, can reach the temperature that subsequent processing needs fast.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation cooling transfer lime in Fig. 1.
Fig. 3 is the enlarged diagram of part A in Fig. 1.
Fig. 4 is the A-A direction view of Fig. 3.
In figure: 1-reactor, 2-opening for feed, 3-discharge port, 4-coupling bend, 5-cools transfer lime, 6-transferpump, 7-transfer lime, the import of 8-water of condensation, 9-condensation-water drain, the outer traverse baffle of 10-, traverse baffle in 11-, 12-cooling chamber, 13-outer tube, pipe in 14-, 15-tensimeter, 16-control valve, 17-dry ice bin, 18-venting port, 19-whipping appts, 20-worm conveyor, 21-pressure filter rack, 22-feed end, 23-plate and frame decolouring pressure filter, 24-thrust plate, 25-pressure strip, 26-decolours unit, 27-stopple coupon, 28-sampling valve, 29-discharge end, 30-drive unit, 31-decolours sheet frame, 32-decolours filter bag, 33-decoloring layer, 34-perforate.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited thereto.
As shown in Figures 1 to 4.The utility model discards the tensimeter 15 that silicon rubber recovery and processing system comprises reactor 1, cooling transfer lime 5, transferpump 6, transfer lime 7, plate and frame decolouring pressure filter 23, venting port 18, dry ice bin 17, worm conveyor 20 and detection reaction still chamber pressure.Reactor 1 has opening for feed 2, discharge port 3, is provided with whipping appts 19 in the cavity of reactor 1, and venting port 18 is connected with the cavity upper end of reactor.Reactor 1 is for carrying out cracking to discarded silicon rubber, and this belongs to prior art, and for containing DMC, contain the mixture of a small amount of impurity simultaneously after discarded silicon rubber cracking, temperature is about about 220-220 DEG C.Dry ice bin 17 is connected by the feed end of control valve 16 with worm conveyor 20, the discharge end of worm conveyor 20 and the cavity of reactor 1 are connected, discharge port 3 is connected by coupling bend 4 with cooling transfer lime 5 one end, the cooling the other end of transfer lime 5 and the opening for feed of transferpump 6 are connected, and the discharge port of transferpump 6 is connected by transfer lime 7 and feed end 22.Cooling transfer lime 5 is made up of pipe in fit 14, outer tube 13, gap between interior pipe 14, outer tube 13 forms the cooling chamber 12 closed, cooling transfer lime 5 two ends be respectively equipped with connect with cooling chamber 12 water of condensation import 8, condensation-water drain 9, water of condensation import 8 can be connected with water of condensation, water of condensation enters in cooling chamber 12 and carries out heat exchange with needing the DMC mixture cooled, and is discharged after circulation by condensation-water drain 9.After in reactor 1, waste rubber scission reaction completes, opening controlling valve 16, the dry ice now stored in dry ice bin 17 is delivered in reactor cavity by worm conveyor 20, now open whipping appts 19, dry ice sublimation takes away a large amount of heats, can give the cooling of the reaction product in reactor cavity fast, the carbon dioxide of dry ice sublimation can directly be discharged by venting port; Meanwhile, in order to strengthen cooling performance further, reactor to the product after waste rubber cracking, can carry out heat exchange with the refrigerant in cooling chamber and directly carry out cooling twice, can reach the temperature that subsequent processing needs fast when by cooling transfer lime.Cooling transfer lime 5 is that two cooling transfer limes are in series, as other embodiments, also can be one, or many in series.According to length or the interior pipe of cooling transfer lime, the isoparametric difference of outer tube caliber, for the reactor of certain capacity, the main mixture containing DMC after reactor cracking is cooled fast, need to calculate the energy of the heat exchange that water of condensation or refrigerant provide, if adopt one to cool transfer lime when being not enough to make mainly be cooled to subsequent processing to need temperature containing the mixture of DMC, the length of cooling transfer lime can be lengthened or adopt two or the series connection of many cooling transfer limes, enable it to the main temperature being quickly cooled to subsequent processing to need containing the mixture of DMC after reactor cracking.In order to strengthen condensation effect, the cooling chamber 12 of cooling transfer lime 5 has spacing and is distributed in the outer traverse baffle 10 that the one end in cooling chamber 12 is connected with the inwall of outer tube 13, between the other end of outer traverse baffle 10 and the outer wall of interior pipe 14, there is spacing, interior traverse baffle 11 is provided with between adjacent two outer traverse baffles 10, interior traverse baffle 11 1 sections is fixedly connected with the outer wall of interior pipe 14, has spacing between the inwall of the other end and outer tube 13.After this outer traverse baffle 10 and interior traverse baffle 11, water of condensation or refrigerant, according to the path shown in Fig. 2 curve and arrow and direction flowing, add water of condensation or the flowing-path of refrigerant in cooling chamber, further increase cooling performance.Control valve 16 is magnetic valve, also can adopt mechanical type control valve.The press filtration decoloration device that plate and frame decolouring pressure filter 23 comprises pressure filter rack 21 and is arranged on pressure filter rack 21.Press filtration decoloration device comprises feed end 22, discharge end 29, thrust plate 24, pressure strip 25, drive unit 30 and decolouring unit 26.Thrust plate 24 is fixedly mounted on pressure filter rack 21 one end, and pressure strip 25 is arranged on pressure filter rack 21 the other end, and pressure strip 25 is connected with drive unit 30, and pressure strip 25 can move relative to pressure filter rack 21.Decolouring unit 26 comprises decolouring sheet frame 31, decolouring filter bag 32, the decoloring layer 33 that is made up of gac, decolouring sheet frame 31 forms cavity, decolouring sheet frame 31 sidewall has perforate 34, and decolouring filter bag 32 is positioned at the cavity of decolouring sheet frame 31, and decoloring layer 33 is loaded in decolouring filter bag 32.Decolouring unit is 2-, and at least 1 decolouring cellular installation is between thrust plate 24 and pressure strip 25.Drive unit 30 is fluid pressure drive device or motor driver.The utility model make use of the principle of gac quick adsorption pigment, gac is placed in decolouring filter bag 32, because decolouring filter bag 32 can not form the shape of unalterable rules, therefore decolouring sheet frame 31 is also provided with, decolouring filter bag 32 is arranged on decolouring sheet frame 31 inner, gac can form the filtering layer 33 of decolouring sheet frame 31 internal cavity shape, according to charcoal absorption situation, when gac changed by needs, decolouring filter bag 32 is only needed to take out, change a new decolouring filter bag 32, this is used for the plate-and-frame filter press good decolorizing effect of silicon rubber quick decolorization, change easy to maintenance simultaneously.Gap between adjacent decolouring unit 26 forms cavity volume, is equipped with the stopple coupon 27 connected with this cavity volume, the pipeline of each stopple coupon 27 is respectively equipped with sampling valve 28 bottom each cavity volume.Arrange stopple coupon 27 and sampling valve 28 has three effects, whether the DMC of sample detection after activated carbon filtration that the first is taken out by stopple coupon 27 meets the requirements; They are two years old, by the sample detection that stopple coupon 27 takes out, can judge whether to need to change decolouring filter bag 32, if the DMC that the stopple coupon 27 closing on discharge port most takes out is undesirable, then should changing decolouring filter bag 32, using continuing again after regeneration of activated carbon; It three is prevent from being provided with too much decolouring unit 26, cause the waste of technique and material, when the DMC that certain stopple coupon 27 middle takes out meets the requirements, then can remove the decolouring unit 26 be positioned at after this stopple coupon 27, the efficiency of decolouring can be improved, reduce costs.
As mentioned above, then well the utility model can be realized.
Claims (7)
1. a discarded silicon rubber recovery and processing system, comprise the reactor (1) with opening for feed (2), discharge port (3), whipping appts (19), it is characterized in that: also comprise cooling transfer lime (5), transferpump (6), transfer lime (7), plate and frame decolouring pressure filter (23); Cooling transfer lime (5) is formed with outer tube (13) by managing (14) in fit, and the gap between interior pipe (14), outer tube (13) forms the cooling chamber (12) closed; Outer tube (13) be provided with connect with this cooling chamber (12) water of condensation import (8), condensation-water drain (9); The press filtration decoloration device that plate and frame decolouring pressure filter (23) comprises pressure filter rack (21) and is arranged on pressure filter rack (21); This press filtration decoloration device comprises feed end (22), discharge end (29), thrust plate (24), pressure strip (25), drive unit (30) and decolouring unit (26); Thrust plate (24) is fixedly mounted on pressure filter rack (21) one end, and pressure strip (25) is arranged on pressure filter rack (21) the other end, and pressure strip (25) is connected with drive unit (30); Decolouring unit (26) comprises decolouring sheet frame (31), decolouring filter bag (32), the decoloring layer (33) that is made up of gac, decolouring sheet frame (31) forms cavity, decolouring sheet frame (31) sidewall has perforate (34), decolouring filter bag (32) is positioned at the cavity of decolouring sheet frame (31), and decoloring layer (33) is loaded in decolouring filter bag (32); Decolouring unit (26) is 2-, and at least 1 decolouring cellular installation is between thrust plate (24) and pressure strip (25); Discharge port (3) is connected with cooling transfer lime (5) one end, and the import of cooling transfer lime (5) the other end and transferpump (6) is connected, and the outlet of transferpump (6) is connected by transfer lime (7) and feed end (22).
2. one according to claim 1 discards silicon rubber recovery and processing system, it is characterized in that: the tensimeter (15) also comprising venting port (18), dry ice bin (17), worm conveyor (20) and detection reaction still chamber pressure; Venting port (18) is connected with the cavity upper end of reactor (1); Dry ice bin (17) is connected by the feed end of control valve (16) with worm conveyor (20), and the discharge end of worm conveyor (20) and the cavity of reactor (1) are connected.
3. one according to claim 2 discards silicon rubber recovery and processing system, it is characterized in that: described control valve (16) is magnetic valve.
4. one according to claim 1 and 2 discards silicon rubber recovery and processing system, it is characterized in that: described discharge port (3) is connected by coupling bend (4) with cooling transfer lime (5).
5. one according to claim 1 and 2 discards silicon rubber recovery and processing system, it is characterized in that: described interior pipe (14) outer wall, outer tube (13) inwall are interval with respectively circular interior traverse baffle (11), outer traverse baffle (10), interior traverse baffle (11) and outer traverse baffle (10) cross-cutting distribution.
6. one according to claim 1 and 2 discards silicon rubber recovery and processing system, it is characterized in that: the gap between described adjacent decolouring unit (26) forms cavity volume, be equipped with the stopple coupon (27) connected with this cavity volume bottom each cavity volume, the pipeline of each stopple coupon (27) be respectively equipped with sampling valve (28).
7. one according to claim 1 and 2 discards silicon rubber recovery and processing system, it is characterized in that: described drive unit (30) is fluid pressure drive device or motor driver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420527085.4U CN204079858U (en) | 2014-09-15 | 2014-09-15 | A kind of discarded silicon rubber recovery and processing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420527085.4U CN204079858U (en) | 2014-09-15 | 2014-09-15 | A kind of discarded silicon rubber recovery and processing system |
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| Publication Number | Publication Date |
|---|---|
| CN204079858U true CN204079858U (en) | 2015-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420527085.4U Expired - Fee Related CN204079858U (en) | 2014-09-15 | 2014-09-15 | A kind of discarded silicon rubber recovery and processing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204079858U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106321585A (en) * | 2016-11-22 | 2017-01-11 | 倪兆刚 | Color steel adhesive recovery device and recovery method |
-
2014
- 2014-09-15 CN CN201420527085.4U patent/CN204079858U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106321585A (en) * | 2016-11-22 | 2017-01-11 | 倪兆刚 | Color steel adhesive recovery device and recovery method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150107 Termination date: 20190915 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |