CN213006019U - Quick preparation facilities of carbonaceous polyolefin master batch - Google Patents
Quick preparation facilities of carbonaceous polyolefin master batch Download PDFInfo
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- CN213006019U CN213006019U CN202021888326.XU CN202021888326U CN213006019U CN 213006019 U CN213006019 U CN 213006019U CN 202021888326 U CN202021888326 U CN 202021888326U CN 213006019 U CN213006019 U CN 213006019U
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Abstract
The utility model discloses a quick preparation facilities of carbonaceous polyolefin master batch, including stirring mixing unit, little hot melt mixing unit and the master batch unit of unloading that links to each other in proper order, stirring mixing unit and little hot melt mixing unit are linked together through the connecting pipe, little hot melt mixing unit and master batch unit of unloading are linked to each other through second sealing head; the stirring and mixing unit comprises a stirring and mixing bin and a telescopic stirring rod, wherein two sides of the center of the top of the stirring and mixing bin are respectively provided with a feeding port, and the bottom of the stirring and mixing bin is provided with a mixing and discharging port; the one end of telescopic puddler is connected with the agitator motor, and the other end stretches into perpendicularly from the axis position at stirring mixing storehouse top in the stirring mixing storehouse and rotates and be connected with first sealed head, first sealed head matches with mixed discharge gate and links to each other, is provided with stirring paddle leaf on stretching into the telescopic puddler in the stirring mixing storehouse. According to the device, carbon substances can be uniformly dispersed on the surface of the polyolefin, so that the rapid preparation of the carbon-containing polyolefin master batch is realized.
Description
Technical Field
The utility model belongs to the technical field of macromolecular material preparation facilities, concretely relates to quick preparation facilities of carbonaceous polyolefin master batch.
Background
Polyolefin is one of important products in energy and chemical engineering, is widely applied to the fields of fine chemical engineering, daily use, medical treatment and health, electronic and electric appliances, packaging and the like, and is closely related to national economy and people's life. Polyolefin belongs to thermoplastic polymers, generally has excellent electrical insulation, chemical stability and biological safety, is easy to process and form, but has poor thermal stability, weak environmental adaptability, easy generation of static electricity and no advantages in mechanical properties, and limits the application of the polyolefin in a plurality of fine fields. At present, polyolefin products in domestic markets have serious homogenization and strong competition, and related enterprises are forced to carry out advanced and functional deep processing so as to expand product markets and improve profits.
A certain amount of functional substances or groups are introduced into the polyolefin matrix in a physical addition or chemical compounding mode, so that the comprehensive practical performances of the polyolefin matrix such as conductivity, mechanics, thermal stability, ageing resistance and the like can be improved. The novel carbon material, such as carbon nano tube, graphene, carbon fiber and the like, is an important modifier, and has unique performance capable of making up the inherent defects of polyolefin, such as high elastic modulus capable of improving partial mechanical properties of polyolefin; the larger specific surface area can enhance the adsorption/filtration performance and the sealing performance of the material; the excellent electrical property can eliminate the static accumulation of the polyolefin in the processing and application processes, or be made into conductive products and electrode materials; the obvious interface effect can improve the anti-oxidation and weather resistance of the product.
However, the carbon material has poor adhesion and compatibility with polyolefin, and uniform dispersion of the carbon material in the polyolefin matrix is difficult, which further limits the exertion of the carbon material modification function. The existing device for preparing polyolefin modified materials mainly carries out single forced mixing of raw materials and additives in a liquid phase or a molten phase, such as a solution blending method and a melt blending method, and directly prepares products or high-concentration master batches, a process of pre-dispersing carbon materials/additives in a polyolefin matrix is lacked, the carbon materials serving as main modifiers mostly appear in an agglomerated state in the master batches, the dispersion uniformity is poor, the expected performance improvement is not stable enough, and the oriented processing and utilization are difficult to carry out. Therefore, the preparation device of the carbon-containing polyolefin master batch is provided, the carbon material is uniformly dispersed in the polyolefin, and the preparation device has great significance for modifying the polyolefin material.
SUMMERY OF THE UTILITY MODEL
Problem to prior art existence, the utility model provides a quick preparation facilities of carbonaceous polyolefin master batch, it mixes with the help of the different temperature machinery of two-stage, realizes likepowder carbon substance static in proper order and adsorbs closely the bonding in polyolefin particle surface, the little hot melt of polyolefin particle and with surface adsorption carbon substance, when strengthening the dispersion, can prepare out the carbonaceous polyolefin master batch of big homogenization in batches fast.
A rapid preparation device for carbon-containing polyolefin master batches comprises a stirring and mixing unit, a micro hot melting and mixing unit and a master batch unloading unit which are sequentially connected, wherein the stirring and mixing unit is communicated with the micro hot melting and mixing unit through a connecting pipe, and the micro hot melting and mixing unit is connected with the master batch unloading unit through a second sealing head;
the stirring and mixing unit comprises a stirring and mixing bin and a telescopic stirring rod, wherein two sides of the center of the top of the stirring and mixing bin are respectively provided with a feeding port, and the bottom of the stirring and mixing bin is provided with a mixing and discharging port; one end of the telescopic stirring rod is connected with a stirrer motor, the other end of the telescopic stirring rod vertically extends into the stirring and mixing bin from the central axis position at the top of the stirring and mixing bin and is rotatably connected with a first sealing head, the first sealing head is matched and connected with a mixing discharge hole, and stirring blades are arranged on the telescopic stirring rod extending into the stirring and mixing bin; the stirrer motor can drive the telescopic stirring rod to rotate and control the telescopic stirring rod to stretch;
the micro hot melt mixing unit comprises a micro hot melt mixing bin and a stirring device, wherein a stirring end of the stirring device horizontally extends into the mixing bin from the side wall of the micro hot melt mixing bin, a temperature control structure is arranged on the bin wall of the micro hot melt mixing bin, two sides of the center of the top of the micro hot melt mixing bin are respectively provided with an air vent penetrating through the bin wall, and a master batch discharge port is arranged at the center of the bottom of the micro hot melt mixing bin;
the master batch unloading unit comprises an opening and closing device, the opening and closing device is connected with a second sealing head, and the second sealing head is connected with a master batch discharge port in a matching mode.
Preferably, the stirring device comprises a double-roller rod, one end of the double-roller rod is connected with a double-roller motor, the other end of the double-roller rod is a stirring end, the stirring end horizontally extends into the bin body of the micro hot melt mixing bin from the side wall of the micro hot melt mixing bin and is rotatably connected with the inner side of the bin wall of the micro hot melt mixing bin, a rotating roller shaft is arranged on the double-roller rod extending into the micro hot melt mixing bin, and the rotating roller shafts on the double-roller rod are meshed in a staggered mode.
Preferably, the temperature control structure comprises an interlayer and a coil pipe arranged in the interlayer, the temperature control structure comprises an interlayer arranged on the inner side of the bin wall and a coil pipe arranged in the interlayer, a heating medium and an electric heating element are further arranged in the interlayer, a cooling medium is filled in the coil pipe, and a cooling medium inlet and a cooling medium outlet are arranged on the outer side of the bin wall.
Preferably, the opening and closing device comprises a discharging operating rod, one end of the discharging operating rod is linked with the second sealing head through a hinged positioning rod, and the middle part of the discharging operating rod is connected with the eccentric position at the bottom of the micro hot melting mixing bin through a hinged supporting rod.
Preferably, the stirring blade consists of a right-angled trapezoid blade and a rectangular blade, which are respectively positioned at two sides of the telescopic stirring rod.
Preferably, the stirring blades are provided with 3 groups.
Preferably, the adjacent stirring blades form an included angle of 120 degrees, and the distance between the central points of the adjacent stirring blades in the vertical direction is 1/5-1/4 times of the height of the stirring and mixing bin.
Preferably, the axial telescopic distance of the telescopic stirring rod is 1/10-1/3 times of the height of the stirring and mixing bin.
Preferably, the turning roll shafts are arranged equally spaced along the twin roll bar.
Preferably, the horizontal spacing between the hinged positioning rod and the hinged supporting rod is 1/3-1/2 times the length of the discharging operation rod.
The utility model has the advantages that:
the utility model provides a device can adjust raw materials and addition as required, mixes with the help of the different temperature machinery of two-stage, realizes in proper order that carbon substance static adsorbs closely to bond with surface adsorption's carbon substance after polyolefin particle surface, polyolefin are the hot melt, and carbon substance ability homodisperse is on the polyolefin surface, and the dispersion that the reunion of having avoided carbon substance caused is inhomogeneous, can realize preparing out big homogenization carbonaceous polyolefin master batch in batches fast.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of a microfusion mixing unit;
the device comprises a stirrer motor 1, a telescopic stirring rod 2, a feeding port 3, a stirring and mixing bin 4, a right-angled trapezoid blade 5, a rectangular blade 6, a first sealing head 7, a connecting pipe 8, a vent hole 9, a micro-hot-melt mixing bin 10, a double-roller motor 11, a double-roller rod 12, a rotating roller shaft 13, a master batch discharging port 14, a second sealing head 15, a hinged positioning rod 16, a hinged supporting rod 17 and an unloading operating rod 18.
Detailed Description
Example 1
A rapid preparation device for carbon-containing polyolefin master batches comprises a stirring and mixing unit, a micro hot melting and mixing unit and a master batch unloading unit which are sequentially connected, wherein the stirring and mixing unit is communicated with the micro hot melting and mixing unit through a connecting pipe 8, and the micro hot melting and mixing unit is connected with the master batch unloading unit through a second sealing head 15;
the stirring and mixing unit comprises a stirring and mixing bin 4 and a telescopic stirring rod 2, wherein two sides of the center of the top of the stirring and mixing bin 4 are respectively provided with a feeding port 3, and the bottom of the stirring and mixing bin is provided with a mixing and discharging port; one end of the telescopic stirring rod 2 is connected with a stirrer motor 1, the other end of the telescopic stirring rod vertically extends into the stirring and mixing bin 4 from the central axis position of the top of the stirring and mixing bin 4 and is rotatably connected with a first sealing head 7, the first sealing head 7 is connected with a mixing discharge hole in a matching way, and stirring blades are arranged on the telescopic stirring rod 2 extending into the stirring and mixing bin 4; the stirrer motor 1 can drive the telescopic stirring rod 2 to rotate and control the telescopic stirring rod 2 to stretch, and the telescopic stirring rod 2 drives the first sealing head 7 to control the opening and closing of the mixed discharge hole;
the micro hot melt mixing unit comprises a micro hot melt mixing bin 10 and a stirring device, wherein a stirring end of the stirring device horizontally extends into a bin body of the micro hot melt mixing bin 10 from the side wall of the micro hot melt mixing bin, a temperature control structure is arranged on the bin wall of the micro hot melt mixing bin 10, two vent holes 9 penetrating through the bin wall are respectively arranged on two sides of the center of the top of the micro hot melt mixing bin 10, and a master batch discharge hole 14 is arranged at the center of the bottom of the micro hot melt mixing bin; the temperature control structure controls the temperature of the micro hot melting mixing bin 10;
the mixed discharge hole is communicated with the cabin body of the micro hot melting mixing cabin 10 through a connecting pipe 8;
the master batch unloading unit comprises an opening and closing device, the opening and closing device is connected with a second sealing head 15, the second sealing head 15 is connected with a master batch discharge port 14 in a matching mode, and the opening and closing state of the second sealing head 15 on the master batch discharge port 14 is driven by controlling the opening and closing device.
Example 2
On the basis of the embodiment 1, the stirring device comprises a double-roller rod 12, one end of the double-roller rod 12 is connected with a double-roller motor 11, the other end of the double-roller rod 12 is a stirring end, the stirring end horizontally extends into the cabin body of the micro hot melt mixing cabin 10 from the side wall of the micro hot melt mixing cabin 10 and is rotatably connected with the inner side of the cabin wall of the micro hot melt mixing cabin 10, a rotating roller shaft 13 is arranged on the double-roller rod 12 extending into the micro hot melt mixing cabin 10, and the rotating roller shafts 13 on the double-roller rod 12 are meshed in a staggered mode.
The temperature control structure comprises an interlayer arranged on the inner side of the bin wall and a coil arranged in the interlayer, a heating medium and an electric heating element are further arranged in the interlayer, a cooling medium is filled in the coil, and a cooling medium inlet and a cooling medium outlet are arranged on the outer side of the bin wall. The heating medium may be heat transfer oil, and the cooling medium may be water. The bin body of the micro hot melting mixing bin 10 is made of metal, the temperature rise and control of heating media are realized through an electric heating element, and after the electric heating is stopped, the forced cooling of the micro hot melting mixing bin 10 is realized through continuously flowing and discharging cooling media into and out of a coil pipe.
The opening and closing device comprises a discharging operation rod 18, one end of the discharging operation rod 18 is linked with the second sealing head 15 through a hinged positioning rod 16, and the middle part of the discharging operation rod 18 is connected with the bottom eccentric position of the micro hot melting mixing bin 10 through a hinged supporting rod 17.
The stirring paddle is composed of a right-angled trapezoid paddle 5 and a rectangular paddle 6, and the right-angled trapezoid paddle and the rectangular paddle are respectively positioned on two sides of the telescopic stirring rod 2.
The stirring paddle is provided with 3 groups.
The adjacent stirring blades form an included angle of 120 degrees, and the distance between the central points of the adjacent stirring blades in the vertical direction is 1/5-1/4 times of the height of the stirring and mixing bin 4.
The axial telescopic distance of the telescopic stirring rod 2 is 1/10-1/3 times of the height of the stirring and mixing bin 4.
The rotating roll shafts 13 are uniformly arranged along the double-roll rod 12 at equal intervals.
The horizontal distance between the hinged positioning rod 16 and the hinged supporting rod 17 is 1/3-1/2 times of the length of the discharging operation rod 18.
The specific implementation process of this embodiment is as follows:
in the utility model, the polyolefin particles are any one of polyethylene particles, polypropylene and poly-1-butylene; the carbon substance powder is one or a mixture of carbon nanotube powder, graphene powder, carbon fiber powder, graphite powder, carbon black powder and activated carbon powder;
the charging mass ratio of the polyolefin particles to the carbon substance powder is controlled to be (50-1000):1, the polyolefin particles and the carbon substance powder respectively enter a stirring and mixing bin 4 from a charging opening 3, a stirrer motor 1 drives a telescopic stirring rod 2 and a stirring paddle to rotate to generate stirring acting force on the polyolefin particles and the carbon substance powder, the working temperature of the stirring and mixing bin 4 is normal temperature, the carbon substance powder is uniformly attached to the surfaces of the polyolefin particles by virtue of electrostatic adsorption force to form the polyolefin particles with the carbon substance powder adsorbed on the surfaces, wherein the rotating speed of the stirrer motor 1 is controlled to be 20-200 rpm, and the stirring and mixing time is controlled to be 10-60 min; the telescopic stirring rod 2 is controlled to stretch by the stirrer motor 1, when the telescopic stirring rod 2 stretches, the first sealing head 7 is driven to lift, and polyolefin particles with carbon substance powder adsorbed on the surface fall into the micro hot melt mixing bin 10 through the connecting pipe 8 under the action of self gravity;
a double-roller motor 11 is started to drive a double-roller rod 12 and a rotating roller shaft 13 to rotate, the rotating roller shaft 13 is meshed in a staggered mode to perform secondary mixing on polyolefin particles with carbon substance powder adsorbed on the surfaces, the polyolefin particles with the carbon substance powder adsorbed on the surfaces are subjected to micro hot melting at the temperature provided by a heating medium, the carbon substance powder is further fixed and uniformly embedded on the surfaces of the polyolefin particles to form granular carbon-containing polyolefin master batches, hot volatile matters generated in a micro hot melting mixing bin 10 are discharged through an air vent 9, and secondary mixing is performed in a dry and normal-pressure environment; wherein the rotation speed of the double-roller motor 11 is 10-100 rpm, the micro hot melt mixing time is 5-30 min, and the working temperature of the micro hot melt mixing bin 10 is 3-8 ℃ below the melting point of the corresponding polyolefin particles. After the micro-hot melting is finished, continuously mixing, continuously introducing a cooling material into the coil pipe from the cooling material inlet, then discharging the cooling material from the cooling material outlet, and cooling the bin body of the micro-hot melting mixing bin 10 to room temperature;
then, the operating end of the discharging operating rod 18 is driven, the second sealing head 15 is pulled out through the hinged positioning rod 16 by means of the lever action of the hinged supporting rod 17, the master batch discharging port 14 is opened, and the prepared carbon-containing polyolefin master batch leaves the device through the master batch discharging port 14.
Claims (10)
1. A quick preparation facilities of carbonaceous polyolefin master batch which characterized in that: the device comprises a stirring and mixing unit, a micro hot melt mixing unit and a master batch unloading unit which are sequentially connected, wherein the stirring and mixing unit is communicated with the micro hot melt mixing unit through a connecting pipe (8), and the micro hot melt mixing unit is connected with the master batch unloading unit through a second sealing head (15);
the stirring and mixing unit comprises a stirring and mixing bin (4) and a telescopic stirring rod (2), wherein two sides of the center of the top of the stirring and mixing bin (4) are respectively provided with a feeding port (3), and the bottom of the stirring and mixing bin is provided with a mixing and discharging port; one end of the telescopic stirring rod (2) is connected with a stirrer motor (1), the other end of the telescopic stirring rod vertically extends into the stirring and mixing bin (4) from the central axis position at the top of the stirring and mixing bin (4) and is rotatably connected with a first sealing head (7), the first sealing head (7) is matched and connected with a mixing discharge hole, and stirring blades are arranged on the telescopic stirring rod (2) extending into the stirring and mixing bin (4);
the micro hot melt mixing unit comprises a micro hot melt mixing bin (10) and a stirring device, wherein a stirring end of the stirring device horizontally extends into the side wall of the micro hot melt mixing bin (10), a temperature control structure is arranged on the bin wall of the micro hot melt mixing bin (10), two sides of the center of the top of the micro hot melt mixing bin (10) are respectively provided with an air vent (9) penetrating through the bin wall, and a master batch discharge hole (14) is formed in the center of the bottom of the micro hot melt mixing bin;
the master batch unloading unit comprises an opening and closing device, the opening and closing device is connected with a second sealing head (15), and the second sealing head (15) is connected with a master batch discharging hole (14) in a matching mode.
2. The device for rapidly preparing the carbon-containing polyolefin masterbatch according to claim 1, wherein: agitating unit includes two roller rods (12), the one end of two roller rods (12) is connected with two roller motor (11), and the other end is the stirring end, the stirring end is followed the lateral wall level of little hot melt mixing storehouse (10) stretches into the storehouse internal and with the storehouse wall inboard rotation of little hot melt mixing storehouse (10) meet, be provided with on stretching into two roller rods (12) in little hot melt mixing storehouse (10) and rotate roller shaft (13), rotation roller shaft (13) dislocation meshing on two roller rods (12).
3. The device for rapidly preparing the carbon-containing polyolefin masterbatch according to claim 2, is characterized in that: the temperature control structure comprises an interlayer arranged on the inner side of the bin wall and a coil arranged in the interlayer, a heating medium and an electric heating element are further arranged in the interlayer, a cooling medium is filled in the coil, and a cooling medium inlet and a cooling medium outlet are arranged on the outer side of the bin wall.
4. The device for rapidly preparing the carbon-containing polyolefin masterbatch according to claim 3, wherein: the opening and closing device comprises a discharging operation rod (18), one end of the discharging operation rod (18) is linked with a second sealing head (15) through a hinged positioning rod (16), and the middle part of the discharging operation rod (18) is connected with the eccentric position at the bottom of the micro hot melting mixing bin (10) through a hinged supporting rod (17).
5. The device for rapidly preparing the carbon-containing polyolefin master batch according to claim 1 or 4, which is characterized in that: the stirring paddle is composed of a right-angled trapezoid paddle (5) and a rectangular paddle (6) which are respectively positioned on two sides of the telescopic stirring rod (2).
6. The device for rapidly preparing the carbon-containing polyolefin masterbatch according to claim 5, is characterized in that: the stirring paddle is provided with 3 groups.
7. The device for rapidly preparing the carbon-containing polyolefin masterbatch according to claim 6, is characterized in that: the adjacent stirring blades form an included angle of 120 degrees, and the distance between the central points of the adjacent stirring blades in the vertical direction is 1/5-1/4 times of the height of the stirring and mixing bin.
8. The device for rapidly preparing the carbon-containing polyolefin masterbatch according to claim 7 is characterized in that: the axial telescopic distance of the telescopic stirring rod (2) is 1/10-1/3 times of the height of the stirring and mixing bin.
9. The device for rapidly preparing the carbon-containing polyolefin masterbatch according to claim 2, is characterized in that: the rotating roll shafts (13) are arranged uniformly at equal intervals along the twin roll bar (12).
10. The device for rapidly preparing the carbon-containing polyolefin masterbatch according to claim 4, wherein the horizontal distance between the hinged positioning rod (16) and the hinged supporting rod (17) is 1/3-1/2 times the length of the discharging operation rod (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021888326.XU CN213006019U (en) | 2020-09-02 | 2020-09-02 | Quick preparation facilities of carbonaceous polyolefin master batch |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021888326.XU CN213006019U (en) | 2020-09-02 | 2020-09-02 | Quick preparation facilities of carbonaceous polyolefin master batch |
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| CN213006019U true CN213006019U (en) | 2021-04-20 |
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| CN202021888326.XU Active CN213006019U (en) | 2020-09-02 | 2020-09-02 | Quick preparation facilities of carbonaceous polyolefin master batch |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113563662A (en) * | 2021-07-16 | 2021-10-29 | 岳阳东方雨虹防水技术有限责任公司 | Fluorescent hot-melt gasket and preparation method and application thereof |
-
2020
- 2020-09-02 CN CN202021888326.XU patent/CN213006019U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113563662A (en) * | 2021-07-16 | 2021-10-29 | 岳阳东方雨虹防水技术有限责任公司 | Fluorescent hot-melt gasket and preparation method and application thereof |
| CN113563662B (en) * | 2021-07-16 | 2023-06-27 | 岳阳东方雨虹防水技术有限责任公司 | Fluorescent hot-melt gasket and preparation method and application thereof |
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