CN203474702U - Rubber regeneration antioxidant twin-screw extrusion equipment - Google Patents
Rubber regeneration antioxidant twin-screw extrusion equipment Download PDFInfo
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- CN203474702U CN203474702U CN201320604509.8U CN201320604509U CN203474702U CN 203474702 U CN203474702 U CN 203474702U CN 201320604509 U CN201320604509 U CN 201320604509U CN 203474702 U CN203474702 U CN 203474702U
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- screw rod
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- heating tube
- rod chamber
- oxidant
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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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Abstract
The utility model provides rubber regeneration antioxidant twin-screw extrusion equipment. The equipment is provided with seven layers of processing units. Each processing unit independently works. At least one processing unit further comprises an antioxidant assembly. Each antioxidant assembly comprises a nitrogen cavity and a nitrogen pipeline, the nitrogen cavities are connected to threaded rod cavities through the nitrogen pipelines, the threaded rod cavities are inflated with nitrogen, vulcanized rubber powder can be effectively prevented from being oxidized, the low-temperature processing units are inflated with nitrogen, and the antioxidant effect can be well achieved.
Description
Technical field
The utility model relates to a kind of equipment that is applied to the sulfur removal technology of regenerated rubber, relates in particular to the anti-oxidant twin-screw extrusion equipment of rubber regeneration.
Background technology
Reclaimed rubber can partly replace rubber to be used for rubber item, is also conducive to improve some performance of processing characteristics and rubber item to save rubber and carbon black.Regenerative process is that scrap rubber makes the part molecular chain of vulcanized rubber and the process of cross-linking set fracture under the comprehensive action of softening agent, oxygen, heat and mechanical shearing.
The essence of regenerative process is under the comprehensive action of the chemistry of heat, mechanical effect and regenerator and physical action etc., makes the degraded of cross-linked rubber Web Grafiti.Because regenerative process at high temperature completes, in order to guarantee that the quality of regenerated rubber should reduce rubber powder by high temperature oxidation.CN102344592B discloses a kind of screw extrusion apparatus, this device comprises the tinuous production being comprised of the rubber devulcanization device with hopper, transition handling machinery, single screw rod oxygen barrier refrigerating unit, sheet material head, a pair of pressure roller and cutting means, the discharge port of rubber devulcanization device is by the opening for feed of the heat insulation refrigerating unit of transition handling machinery order screw rod, the opening for feed of the discharge port contact pin material head of the heat insulation refrigerating unit of single screw rod.In this case, adopt that oxygen barrier is carried, oxygen barrier is cooling and mixing, prevent the high temperature oxidation of high temperature desulfurizing rubber powder.In fact, but this device does not solve the anti-oxidant problem of desulfurizer, and this case does not provide the concrete scheme of oxygen barrier.
Given this, be necessary to improve prior art.
Utility model content
The anti-oxidant twin-screw extrusion equipment that the utility model proposes a kind of rubber regeneration, this twin screw extruder is filled with extrusion equipment by shielding gas, prevents that vulcanized rubber powder is oxidized.
The technical solution of the utility model is achieved in that
A kind of anti-oxidant twin-screw extrusion equipment of rubber regeneration, it is characterized in that comprising: plural machining cell, described machining cell comprises frame, driving mechanism, screw rod chamber and the twin screw that is positioned at described screw rod chamber, described driving mechanism and screw rod chamber are all arranged in described frame, described in described driver drives, twin screw rotates, described screw rod chamber has an entrance and exit, the entrance in the described screw rod chamber of one of them is connected to the outlet in another described screw rod chamber, wherein, the described machining cell of at least one also comprises anti-oxidant assembly, described anti-oxidant assembly is comprised of nitrogen chamber and nitrogen pipeline, described nitrogen chamber is connected to described screw rod chamber by described nitrogen pipeline.
Preferably, described anti-oxidant twin-screw extrusion equipment is comprised of seven machining cells.
Preferably, the described machining cell of at least one also comprises heating component, described well heater is comprised of temperature sensor, above heating tube and a controller, described temperature sensor is arranged on described screw rod chamber, the signal output part of this temperature sensor is connected to described controller, the output terminal of described controller is connected to described heating tube, and described heating tube is arranged on the outside in described screw rod chamber.
Preferably, described heating tube is positioned at both sides and the below of the outer side in described screw rod chamber.
Preferably, described screw rod chamber is formed by connecting by two tubular elements, described heating tube is arranged on this tubular elements, and, described heating tube is comprised of three the first heating tubes, second heating tube and the 3rd heating tube, described the first heating tube be evenly distributed in this tubular elements away from center, described screw rod chamber one side, described the second heating tube be positioned at this tubular elements under, the radian between described the second heating tube and described the 3rd heating tube is π/6.
Preferably, described twin screw is comprised of active screw rod and driven screw rod, and described active screw rod is by driven screw rod described in a gear set drive, and described driven screw rod is connected to described frame by a cylinder.
Preferably, the outside in the described screw rod chamber of at least one is provided with a sleeve pipe, and described sleeve pipe and this screw rod chamber form a cooling chamber, in this cooling chamber, are provided with cooling fluid.
This anti-oxidant twin-screw extrusion equipment of implementing utility model, has following beneficial effect: in described screw rod chamber, be filled with nitrogen, can effectively prevent that vulcanized rubber powder is oxidized; The heating unit lower in temperature is filled with nitrogen, more can play antioxygenation.Cylinder can drive driven screw axial to move, and is positioned at the rubber powder that blade on this driven screw rod can scrape the carbonization of screw rod chamber.
Accompanying drawing explanation
Fig. 1 is the one-piece construction schematic diagram of anti-oxidant twin-screw extrusion equipment of the present utility model;
Fig. 2 is the partial schematic diagram of the machining cell of the most lower three layers of Fig. 1, in order more to clearly illustrate machining cell, in figure, the part-structure in screw rod chamber is made to omission;
Fig. 3 is the schematic diagram of other direction of the machining cell of Fig. 1;
Fig. 4 is the schematic diagram in screw rod of the present utility model chamber, and the outside in this screw rod chamber has heating tube;
Fig. 5 is that the B-B of Fig. 4 is to schematic diagram;
Fig. 6 is that the C-C of Fig. 4 is to schematic diagram;
Fig. 7 is the sectional view in another screw rod chamber of the present utility model, and the outside in this screw rod chamber has cooling tube.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
As the anti-oxidant twin-screw extrusion equipment of this rubber regeneration of the present utility model of Fig. 1 to 7, it comprises: seven machining cells 1.Each machining cell works alone, and can independently adjust intensification, cooling.Described machining cell 1 comprises frame 11, driving mechanism 12, screw rod chamber 13 and the twin screw 14 that is positioned at described screw rod chamber 13, and described driving mechanism 12 and screw rod chamber 13 are all arranged in described frame 11, and described driving mechanism 12 drives described twin screw 14 to rotate.Described screw rod chamber 13 has an entrance 131 and outlet 132, and the entrance 131 in the described screw rod chamber of one of them is connected to the outlet 132 in another described screw rod chamber.As shown in Figure 1, this anti-oxidant twin-screw extrusion equipment is comprised of seven layers of machining cell, and the outlet 132 in the screw rod chamber 13 of last layer is connected to the entrance 131 in next screw rod chamber 13, thereby whole extrusion equipment is linked to be to an integral body.The screw rod chamber 13 of every layer all adopts different machined parameters.The described machining cell 1 of the most lower three layers also comprises anti-oxidant assembly 16, and described anti-oxidant assembly 16 is comprised of nitrogen chamber 161 and nitrogen pipeline 162, and described nitrogen chamber 161 is connected to described screw rod chamber 161 by described nitrogen pipeline 162.Because nitrogen is stable, and massfraction is larger than air, low price, and nitrogen is interior formation protective membrane in screw rod chamber 13, and oxygen and rubber powder 3 are separated, and can reduce the oxidation of rubber powder, improves the quality of regenerated rubber.
In the present embodiment, 1,2,3 layer of screw rod chamber 13 fltting speed are relative with the temperature of heating consistent, adopt high-temperature control.4,5 roads adopt time high-temperature control, temperature control in 6 layers of employing, and 7 layers adopt the cooling mode of forcing.Also can be different according to the kind of product, adjust the speed of per pass screw rod, quality product performance is effectively controlled.The regenerated rubber that is applicable to production different varieties, different glue kinds, environment-friendly type regeneration glue for example, high-strength reclaimed rubber, fine particle regenerated rubber.Kind can be divided into butyl reclaimed rubber, butyronitrile reclaimed rubber, second the third reclaimed rubber, whole-tyre reclaim, footwear etc.Regenerated rubber and plasticizing rubber powder physical performance index are greatly improved, and rubber hydrocarbon recovers to reach 70%.The production of reclaimed rubber.In 5,6,7 layers of screw rod chamber, adopt nitrogen protection, while making rubber S bond rupture, C bond energy obtains better protecting and prevents rubber hydrocarbon oxidation.5, the temperature of 6,7 layers is lower, and nitrogen can significantly reduce the oxidation of rubber powder in these screw rod chambeies 13.
The temperature of 1 to 5 layer is controlled and is realized by heating component 15.As Fig. 4 to 6, described machining cell 1 also comprises heating component 15, described heating component 15 is comprised of temperature sensor 151, heating tube 152 and controller 153, described temperature sensor 151 is arranged on described screw rod chamber 13, the signal output part of this temperature sensor 151 is connected to described controller 153, the output terminal of described controller 153 is connected to described heating tube 152, and described heating tube 152 is arranged on the outside in described screw rod chamber 13.
As shown in Figure 3, due in the process of bolt rotary, the below middle part of rubber powder 3 in screw rod chamber 13, in order to reduce unnecessary energy consumption, the heating location of heating tube 152 also can mainly concentrate on these positions.As Fig. 5, described heating tube 152 is formed by connecting by two tubular elements 201, the outside of each tubular elements 201 is provided with three the first heating tubes 211, the second heating tube 212 and the 3rd heating tube 213, the first described heating tube 211 be evenly distributed in this tubular elements 201 away from described heating tube 152 center one sides, the radian between the first heating tube 211 is π/4.Described the second heating tube 212 be positioned at this tubular elements 201 under, the radian between the second heating tube 212 and nearest the first heating tube 211 is π/4.Described the 3rd heating tube 213 is positioned at the side away from described the first heating tube 211 of described the second heating tube 212, and the radian between the second heating tube 212 and the 3rd heating tube 213 is π/6.In the present embodiment, heating tube 152 centers refer to, the plane that two wires of tubular elements 201 form.
The cooling in the screw rod chamber 13 of 6 to 7 layers is mainly realized by cooling fluid, 6, the outside in the described screw rod chamber 13 of 7 layers is provided with a sleeve pipe 133, described sleeve pipe 133 forms a cooling chamber 134 with this screw rod chamber 13, in this cooling chamber 134, be provided with cooling fluid, this cooling fluid can be water, realizes the cooling of rubber powder by the circulation of water.
Described twin screw 14 is comprised of active screw rod 141 and driven screw rod 142, and described active screw rod 141 drives described driven screw rod 142 by a gear unit 143, and described driven screw rod 142 is connected to described frame 11 by a cylinder 144.This cylinder 144 can drive moving axially of driven screw rod 142, and then the rubber powder of the interior carbonization accumulation in screw rod chamber 13 is scraped.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (7)
1. the anti-oxidant twin-screw extrusion equipment of a rubber regeneration, it is characterized in that comprising: plural machining cell (1), described machining cell (1) comprises frame (11), driving mechanism (12), screw rod chamber (13) and the twin screw (14) that is positioned at described screw rod chamber (13), described driving mechanism (12) and screw rod chamber (13) are all arranged in described frame (11), described driving mechanism (12) drives described twin screw (14) to rotate, described screw rod chamber (13) has an entrance (131) and outlet (132), the entrance (131) in the described screw rod chamber (13) of one of them is connected to the outlet (132) in another described screw rod chamber (13), wherein, the described machining cell (1) of at least one also comprises anti-oxidant assembly (16), described anti-oxidant assembly is comprised of nitrogen chamber (161) and nitrogen pipeline (162), described nitrogen chamber (161) is connected to described screw rod chamber (13) by described nitrogen pipeline (162).
2. anti-oxidant twin-screw extrusion equipment according to claim 1, is characterized in that, described anti-oxidant twin-screw extrusion equipment is comprised of the machining cell (1) described in seven.
3. anti-oxidant twin-screw extrusion equipment according to claim 1, it is characterized in that, the described machining cell (1) of at least one also comprises heating component (15), described heating component (15) is by temperature sensor (151), more than one heating tube (152) and controller (153) form, described temperature sensor (151) is arranged on described screw rod chamber (13), the signal output part of this temperature sensor (151) is connected to described controller (153), the output terminal of described controller (153) is connected to described heating tube (152), described heating tube (152) is arranged on the outside in described screw rod chamber (13).
4. anti-oxidant twin-screw extrusion equipment according to claim 3, is characterized in that, described heating tube (152) is positioned at both sides and the below of the outer side in described screw rod chamber (13).
5. anti-oxidant twin-screw extrusion equipment according to claim 4, it is characterized in that, described screw rod chamber (13) is formed by connecting by two tubular elements (201), described heating tube (152) is arranged on this tubular elements (201), and, described heating tube (152) is by three the first heating tubes (211), second heating tube (212) and the 3rd heating tube (213) form, described the first heating tube (211) is evenly distributed in the side away from center, described screw rod chamber (13) of this tubular elements (201), described the second heating tube (212) be positioned at this tubular elements (201) under, radian between described the second heating tube (212) and described the 3rd heating tube (213) is π/6.
6. according to the anti-oxidant twin-screw extrusion equipment described in claim 1 to 5 any one, it is characterized in that, described twin screw (14) is comprised of active screw rod (141) and driven screw rod (142), described active screw rod (141) drives described driven screw rod (142) by a gear unit (143), and described driven screw rod (142) is connected to described frame (11) by a cylinder (144).
7. according to the anti-oxidant twin-screw extrusion equipment described in claim 1 to 5 any one, it is characterized in that, the outside in the described screw rod chamber (13) of at least one is provided with a sleeve pipe (133), described sleeve pipe (133) forms a cooling chamber (134) with this screw rod chamber (13), and this cooling chamber is provided with cooling fluid in (134).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320604509.8U CN203474702U (en) | 2013-09-29 | 2013-09-29 | Rubber regeneration antioxidant twin-screw extrusion equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320604509.8U CN203474702U (en) | 2013-09-29 | 2013-09-29 | Rubber regeneration antioxidant twin-screw extrusion equipment |
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| Publication Number | Publication Date |
|---|---|
| CN203474702U true CN203474702U (en) | 2014-03-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320604509.8U Expired - Fee Related CN203474702U (en) | 2013-09-29 | 2013-09-29 | Rubber regeneration antioxidant twin-screw extrusion equipment |
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| CN (1) | CN203474702U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103524783A (en) * | 2013-09-29 | 2014-01-22 | 张海兵 | Rubber reclaiming antioxidative twin-screw extrusion equipment |
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2013
- 2013-09-29 CN CN201320604509.8U patent/CN203474702U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103524783A (en) * | 2013-09-29 | 2014-01-22 | 张海兵 | Rubber reclaiming antioxidative twin-screw extrusion equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Jiangxi Yan hi tech Mstar Technology Ltd Assignor: Zhang Haibing Contract record no.: 2014360000226 Denomination of utility model: The anti-oxidant twin-screw extrusion equipment of rubber regeneration Granted publication date: 20140312 License type: Exclusive License Record date: 20140904 |
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| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140312 Termination date: 20140929 |
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| EXPY | Termination of patent right or utility model |