CN113893774A - Device for extruding flowable substance - Google Patents
Device for extruding flowable substance Download PDFInfo
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- CN113893774A CN113893774A CN202111361300.9A CN202111361300A CN113893774A CN 113893774 A CN113893774 A CN 113893774A CN 202111361300 A CN202111361300 A CN 202111361300A CN 113893774 A CN113893774 A CN 113893774A
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- distributor
- junction box
- heat conducting
- extruding
- heat
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
- B01J2/02—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
The invention discloses a device for extruding flowable substances, comprising: an outer rotary drum which is provided with a plurality of dripping holes and is driven to rotate by a power source; the feeding part is positioned in the outer rotating cylinder and fixedly arranged, the feeding part consists of a stator shaft and a distributor, a material groove is arranged in the stator shaft, and the distributor is provided with a channel which is communicated with the material groove and guides the flowable material downwards; the conveying component is arranged below the outer rotary drum and used for receiving the material drops; a controller; the sensing end of the temperature sensing device is inserted into the distributor, and the output end of the temperature sensing device is electrically connected with the controller; the heating part is controlled by the controller to heat and heat the flowable substance, and comprises at least one heat conducting rod, and the distributor is inserted into the heat conducting rod along the length direction of the distributor. The device can heat and heat the flowable substance in the distributor in real time so as to keep the flowable substance in a molten state all the time, and can keep good fluidity so as to form material drops and smoothly drip the material drops.
Description
Technical Field
The invention relates to the technical field of high-temperature molten material granulation, in particular to a device for extruding a flowable substance.
Background
The prior art discloses a chinese patent with publication number CN1032519C entitled "apparatus for portioning flowable substances". The device comprises an outer rotating cylinder which is arranged according to a basically horizontal axis and can rotate at an angle of more than 360 degrees, a plurality of outlet holes are formed in the outer rotating cylinder, a device for introducing flowing materials into the inner part of the outer rotating cylinder is composed of a stator shaft and a distributor, the stator shaft and the distributor are both in a strip structure and extend in the horizontal direction or the direction close to the horizontal direction, the stator shaft and the distributor are fixedly connected together by screws, two heat preservation channels which are parallel to a material groove are arranged in the stator shaft, a radial channel for extruding viscous liquid outwards from the stator shaft is arranged on the distributor, and a conveying device which is arranged below the outer rotating cylinder and used for receiving material drops, namely a horizontal conveying belt.
In order to ensure that the temperature of materials in a molten state in the distributor can be always in a proper state in the prior art, two heat insulation channels parallel to the material grooves are arranged in a stator shaft, and hot oil is introduced into the heat insulation channels to heat the distributor.
However, in the prior art, the hot oil and the distributor are separated by a certain distance, so that the heat energy loss generated in the heat conduction process is inevitably large, the heating state is not stable enough, the material in the distributor cannot be stably kept in a molten state, and the conditions that the fluidity of the material is reduced and the discharging hole is blocked due to insufficient heating may be generated locally.
Disclosure of Invention
The invention aims to provide a device for extruding a flowable substance, which can heat and heat the flowable substance in a distributor in real time so as to keep the flowable substance in a molten state all the time and can keep good fluidity so as to form a gob and smoothly drip the gob.
The purpose of the invention is realized as follows: an apparatus for extruding a flowable substance, comprising:
an outer rotary drum which is provided with a plurality of dripping holes and is driven to rotate by a power source;
the feeding component is positioned in the outer rotary drum and is fixedly arranged, the feeding component consists of a cylindrical stator shaft and a heat-conducting distributor, the distributor is integrally rod-shaped and is parallel to the axial direction of the outer rotary drum, the distributor is inserted at the lower part of the stator shaft, a material groove is arranged in the stator shaft, a channel which is communicated with the material groove and guides the flowable material downwards is arranged in the distributor, the channel is observed from a section view angle vertical to the axial line of the outer rotary drum, the feeding component is of a bilateral symmetry structure, the material groove is communicated with the channel of the distributor through a direct current hole along the symmetrical central line of the feeding component, and the channel of the distributor is provided with a feeding hole, a heating cavity and a discharging hole which are sequentially communicated from top to bottom;
further comprising:
and the heat conducting rod is arranged on one side or two sides of the heating cavity, is controlled by a controller and is parallel to the axis of the stator shaft.
Preferably, the device further comprises a temperature sensing device, and the sensing end of the temperature sensing device is connected with the distributor.
Preferably, the output end of the temperature sensing device is connected with the controller to transmit the temperature signal of the distributor.
Preferably, the heat conducting rods are provided with a pair, and the pair of heat conducting rods are respectively arranged at two sides of the heating cavity which extends along the axial direction of the distributor.
Preferably, the heat conducting rod is made of a heat conducting metal and inserted into the distributor.
Preferably, a junction box outside the outer rotating cylinder is fixed at one end of the distributor, the temperature sensing device is mounted on the junction box, the junction box is of a long cylindrical structure, and the axis of the junction box is parallel to the axial direction of the distributor.
Preferably, the heat conducting rod is provided with an electric wire connected with the heat conducting rod, the side part of the junction box is provided with a wiring connecting piece, the electric wire penetrates out of the side part of the junction box from the inside of the junction box, and the wiring position of the electric wire is locked through the wiring connecting piece.
Preferably, the temperature sensing device is a thermocouple, a hot electrode of the thermocouple is inserted into the distributor, a rod part of the thermocouple penetrates out of the side part of the junction box from the inside of the junction box, and a terminal of the thermocouple is located at the outer side position of the junction box.
The invention has the beneficial effects that:
1. the heat conducting rod is utilized to carry out real-time heat preservation and heating on the flowable substance in the distributor so as to keep the flowable substance in a molten state all the time, and good fluidity can be kept so as to form material drops and smoothly drip the material drops;
2. can carry out closed loop control to the temperature of molten material, the temperature sensing device constantly gives the controller with the temperature signal transmission of distributor, if the temperature of molten material is not enough, the controller will start to heat the part and heat immediately, export the distributor in with heat through the conducting rod, heat preservation heating for the material can be in the molten condition all the time, let the mobility of molten material satisfy the technological requirement, finally ensure that the material evenly drips on the conveyer belt with the form of gob.
Drawings
Fig. 1 is a schematic perspective view of the distributor of the present invention.
Fig. 2 is a side view of the distributor of the present invention.
Fig. 3 is a sectional view a-a in fig. 2.
Fig. 4 is a schematic diagram of an application structure of the present invention.
FIG. 5 is a schematic diagram of a temperature closed loop control scheme.
Detailed Description
The invention will be further described with reference to the accompanying figures 1-5 and the specific embodiments. The flowable substance mentioned in this embodiment is an auxiliary agent or an antioxidant in a molten state, or other flowable substances.
As shown in fig. 1 and 4, a device for extruding a flowable substance, comprising:
an outer rotary drum 10 extending horizontally, the outer rotary drum 10 being connected to a power source and rotated at a constant speed by the power source;
the feeding part is positioned in the outer rotary drum 10 and is fixedly arranged, and the feeding part consists of a stator shaft 8 and a distributor 9;
a conveyor member, which in this embodiment is a horizontal conveyor belt 11, is arranged below the outer drum 10 and receives the drops.
Wherein, stator shaft 8 is a cylinder axle that the level extends, coaxial with outer section of thick bamboo 10, and fixed the setting, has seted up material groove 8a in the stator shaft 8, and 8 lower parts of stator shaft are equipped with a bar groove that extends along its length direction, are equipped with a plurality of straight-flow holes 8b of arranging along 8 axial equidistant intervals of stator shaft between material groove 8a and bar groove to equally divide the material along length direction.
The distributor 9 is a long rod shape, is inserted into a strip-shaped groove at the lower part of the stator shaft 8 and is opposite to the inner wall of the outer rotary drum 10, is a heat-conducting metal element and is parallel to the axial direction of the outer rotary drum 10.
The outer rotating cylinder 10 is provided with a plurality of rows of dripping holes 10a which are uniformly distributed along the circumference, and the arrangement direction of the plurality of dripping holes 10a in each row is parallel to the axis of the outer rotating cylinder 10. When the material in a molten state drops downward through the dropping holes 10a, the material in a droplet form drops on the conveyor belt 11 one by one with the rotation of the outer drum 10 and is arranged at equal intervals for the subsequent granulation process.
The above is a brief description of the prior art, in order to ensure that the temperature of the material in the molten state in the distributor 9 can be always in a proper state in the prior art, two heat preservation channels parallel to the material groove 8a are arranged in the stator shaft 8, and hot oil is introduced into the heat preservation channels, so that the distributor 9 is heated.
However, in the prior art, the hot oil is spaced from the distributor 9 by a certain distance, so that the heat energy loss generated in the heat conduction process is inevitably large, the heating is not stable enough, and the material in the distributor 9 cannot be stably in a molten state.
In order to ensure that the temperature of the material in the molten state can be always in a suitable state in the distributor 9, so as to maintain the temperature condition of the material, satisfy the fluidity of the material when the material is molten, and facilitate the molten material to smoothly drop downwards, as shown in fig. 1-3, the apparatus further comprises:
a controller 5;
the sensing end of the temperature sensing device is inserted into the distributor 9, and the output end of the temperature sensing device is electrically connected with the controller 5;
the heating part for keeping warm and heating the flowable substance is controlled by the controller 5, the heating part comprises at least one heat conducting rod 6 made of heat conducting metal, and the heat conducting rod 6 is inserted into the distributor 9 along the length direction of the distributor 9 so as to transfer heat to the distributor 9.
In this embodiment, as shown in fig. 5, closed-loop control can be carried out to the temperature of molten material, temperature sensing device constantly gives controller 5 with the temperature signal transmission of distributor 9, if the temperature of molten material is not enough, controller 5 will start the part of heating and heat immediately, export heat to distributor 9 in through heat conduction pole 6, heat preservation heating, make the material be in the molten state all the time, let the mobility of molten material satisfy the technological requirement, the final guarantee material is evenly dripped on conveyer belt 11 with the form of material droplet.
The distributor 9 comprises a main body part 7 which forms the main body part, is parallel to the axial direction of the outer cylinder 10 and is positioned in the outer cylinder 10, a strip-shaped feeding groove 7a extending along the length direction of the main body part 7 is arranged at the upper part of the main body part 7, the opening of the strip-shaped feeding groove 7a faces upwards and is communicated with a material groove 8a through a plurality of straight-flow holes 8b which are distributed at equal intervals, and molten materials flowing down from the material groove 8a can be uniformly distributed into the feeding groove 7a through the straight-flow holes 8 b.
The main body part 7 is also provided with a strip-shaped heating cavity 7c extending along the length direction of the main body part, and a plurality of feeding holes 7b and a plurality of discharging holes 7d which are arranged along the length direction of the main body part, wherein the feeding groove 7a, the feeding holes 7b, the heating cavity 7c and the discharging holes 7d are communicated in sequence from top to bottom to form the channel for guiding the flowable substance downwards.
Above-mentioned main part 7 lower part is equipped with along its length direction extend, with the bar blown down tank 7e of all discharge openings 7d intercommunication, all feed openings 7b and discharge openings 7d all along 7 length direction equidistant distributions of main part, feed opening 7b is just to discharge openings 7d, and the aperture of feed opening 7b is greater than the aperture of discharge openings 7d to the guarantee material can be smoothly from last down flow. Therefore, molten materials can be uniformly distributed into the heating cavity 7c through the feeding holes 7b, then the molten materials in the heating cavity 7c uniformly drop through the discharging holes 7d to form a plurality of material drops which are distributed at equal intervals along the length direction of the distributor 9, and finally the material drops onto the conveying belt 11 through the discharging grooves 7e and the dropping holes 10a in sequence.
As an alternative scheme, the feeding component is of a bilateral symmetry structure as viewed from a cross-sectional view perpendicular to the axis of the outer cylinder 10, along a symmetry center line of the feeding component, the material chute 8a is communicated with a channel of the distributor 9 through a straight-flow hole 8b, and the channel of the distributor 9 is provided with a feeding hole 7b, a heating cavity 7c and a discharging hole 7d which are sequentially communicated from top to bottom, so that in the embodiment, as viewed from a cross-sectional view perpendicular to the axis of the outer cylinder 10, the feeding chute 7a, the feeding hole 7b, the heating cavity 7c, the discharging hole 7d and the discharging chute 7e are arranged in the center to ensure the effect of uniform dripping
The heat conducting rod 6 is parallel to the heating cavity 7c and is arranged side by side with the heating cavity 7c, the rod length of the heat conducting rod 6 is matched with the length of the heating cavity 7c (equal to or slightly longer and slightly shorter), the heat radiation range of the heat conducting rod 6 uniformly covers the whole heating cavity 7c, the heating cavity 7c is uniformly heated along the length direction, materials in all areas in the heating cavity 7c are uniformly heated, and in order to accelerate the heat transmission speed, the heat conducting rod 6 is close to the heating cavity 7 c; in order to enhance the heating effect, the heat conducting rod 6 is provided with a pair of heat conducting rods which are respectively arranged at two sides of the heating cavity 7c, so that the two sides of the heating cavity 7c can be heated, the materials in the heating cavity 7c are fully ensured to be always in a stable and comprehensive melting state, and the expected heat preservation heating effect is achieved.
As one alternative, as shown in fig. 1, a junction box 1 outside an outer rotating cylinder 10 is fixed at one end of a distributor 9, the junction box 1 is of a cylindrical structure and is parallel to the axial direction of the distributor 9, and a temperature sensing device is mounted on the junction box 1; the heating part also comprises an electric wire 4 connecting the heat conducting rod 6 with a power supply, the side part of the junction box 1 is provided with a wiring connecting piece 3, the electric wire 4 penetrates out of the side part of the junction box 1 from the inside of the junction box 1, and the wiring position of the electric wire is locked through the wiring connecting piece 3, so that the wiring operation is convenient, and the violent operation is avoided. The form of the wiring connection 3 is not limited.
As one alternative, as shown in fig. 1 and 2, the temperature sensing device is a thermocouple 2, a hot electrode of the thermocouple 2 is inserted into a distributor 9, so that the temperature change of the distributor 9 is converted into an electric signal and output to a controller 5, and a terminal of the thermocouple 2 is connected with the controller 5; for convenience of installation, the rod part of the thermocouple 2 penetrates out of the side part of the junction box 1 from the inside of the junction box 1, so that the terminal of the thermocouple 2 protrudes out of the side part of the junction box 1, when viewed from the axial view of the distributor 9, the terminal of the thermocouple 2 is staggered with the shaft end of the distributor 9, and part of the rod part of the thermocouple 2 penetrates out of the side part of the junction box 1, so that the thermocouple 2 can be connected conveniently. Other forms of temperature sensor are also contemplated by the temperature sensing device.
While the preferred embodiments of the present invention have been described, those skilled in the art will appreciate that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (8)
1. An apparatus for extruding a flowable substance, comprising:
an outer rotary drum (10) which is provided with a plurality of dripping holes (10a) and is driven to rotate by a power source;
the feeding component is positioned in the outer rotary drum (10) and is fixedly arranged, the feeding component consists of a cylindrical stator shaft (8) and a heat-conducting distributor (9), the distributor (9) is integrally rod-shaped and is parallel to the axial direction of the outer rotary drum (10), the distributor (9) is inserted at the lower part of the stator shaft (8), a material groove (8a) is arranged in the stator shaft (8), a channel which is communicated with the material groove (8a) and guides the flowable material downwards is arranged in the distributor (9), the material groove (8a) is communicated with the channel of the distributor (9) through a straight flow hole (8b), and the channel of the distributor (9) is provided with a feeding hole (7b), a heating cavity (7c) and a discharging hole (7d) which are sequentially communicated from top to bottom;
it is characterized by also comprising:
and the heat conducting rod (6) is arranged on one side or two sides of the heating cavity (7c), is controlled by a controller (5) and is parallel to the axis of the stator shaft (8).
2. The apparatus for extruding a flowable material as claimed in claim 1, further comprising:
and the sensing end of the temperature sensing device is connected with the distributor (9).
3. An apparatus for extruding a flowable material as claimed in claim 2, wherein the output of the temperature sensing means is connected to the controller (5) to transmit the temperature signal from the distributor (9).
4. The apparatus for extruding a flowable material as claimed in claim 1, wherein: the heat conducting rods (6) are provided with a pair of heat conducting rods (6), the pair of heat conducting rods (6) are respectively positioned at two sides of the heating cavity (7c), and the heating cavity (7c) axially extends along the distributor (9).
5. The apparatus for extruding a flowable material as claimed in claim 1, wherein: the heat conducting rod (6) is made of heat conducting metal and is inserted into the distributor (9).
6. The apparatus for extruding a flowable material as claimed in claim 2, wherein:
the temperature sensor is characterized in that a junction box (1) outside the outer rotating cylinder (10) is fixed at one end of the distributor (9), the temperature sensor is mounted on the junction box (1), the junction box (1) is of a long cylindrical structure, and the axis of the junction box is parallel to the axial direction of the distributor (9).
7. The apparatus for extruding a flowable material as claimed in claim 6, wherein:
the heat conducting rod (6) is provided with an electric wire (4) connected with the heat conducting rod, the side part of the junction box (1) is provided with a wiring connecting piece (3), the electric wire (4) penetrates out of the side part of the junction box (1) from the inside of the junction box (1) outwards, and the wiring position of the electric wire is locked through the wiring connecting piece (3).
8. The apparatus for extruding a flowable material as claimed in claim 6, wherein: the temperature sensing device is a thermocouple (2), a hot electrode of the thermocouple (2) is inserted into the distributor (9), the rod part of the thermocouple (2) penetrates out of the side part of the junction box (1) from the inside of the junction box (1), and the terminal of the thermocouple (2) is located at the outer side of the junction box (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111361300.9A CN113893774A (en) | 2021-11-17 | 2021-11-17 | Device for extruding flowable substance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111361300.9A CN113893774A (en) | 2021-11-17 | 2021-11-17 | Device for extruding flowable substance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113893774A true CN113893774A (en) | 2022-01-07 |
Family
ID=79194546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111361300.9A Pending CN113893774A (en) | 2021-11-17 | 2021-11-17 | Device for extruding flowable substance |
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| Country | Link |
|---|---|
| CN (1) | CN113893774A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115025708A (en) * | 2022-07-15 | 2022-09-09 | 平泉石尚新材料有限公司 | Color sand spraying granulation device and color sand spraying granulation method |
-
2021
- 2021-11-17 CN CN202111361300.9A patent/CN113893774A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115025708A (en) * | 2022-07-15 | 2022-09-09 | 平泉石尚新材料有限公司 | Color sand spraying granulation device and color sand spraying granulation method |
| CN115025708B (en) * | 2022-07-15 | 2024-05-14 | 平泉石尚新材料有限公司 | Color sand spraying granulation device and color sand spraying granulation method |
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Effective date of registration: 20221102 Address after: 201614 Building 6, No. 489 Gangde Road, Xiaokunshan Town, Songjiang District, Shanghai Applicant after: Shanghai Rebo Granulator Co.,Ltd. Address before: 201614 building 6, No. 489, gangde Road, Songjiang District, Shanghai Applicant before: Yang Tiancheng |