CN211706207U - Exhaust device for extruder - Google Patents
Exhaust device for extruder Download PDFInfo
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- CN211706207U CN211706207U CN201922275971.8U CN201922275971U CN211706207U CN 211706207 U CN211706207 U CN 211706207U CN 201922275971 U CN201922275971 U CN 201922275971U CN 211706207 U CN211706207 U CN 211706207U
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Abstract
The utility model discloses an exhaust apparatus for extruder, including going out the feed cylinder, the exhaust outlet has been seted up to top one side of going out the feed cylinder, and the top of exhaust outlet is equipped with the exhaust-gas treatment case, and the bottom central authorities of exhaust-gas treatment case are equipped with the air inlet, and the bottom of air inlet and the top laminating of exhaust-gas outlet are fixed through bolted connection, and the inside of air inlet is equipped with elementary filter screen, and the top of air inlet is equipped with the positioning disk, and the inside bottom side of exhaust-gas treatment case is equipped with the air exhauster, and the inside middle section level of exhaust-gas treatment case is provided with the: this practicality is provided with the port and the end cover of giving vent to anger on the top of exhaust-gas treatment case, and the end cover bottom side is provided with the active carbon adsorption layer, and its effect is the harmful substance in the absorption waste gas, compares traditional technology, and this practicality both can avoid the waste of material, also can filter the harmful substance in the waste gas simultaneously, ensures that waste gas can not produce the injury to the human body.
Description
Technical Field
The utility model particularly relates to an exhaust apparatus for extruder.
Background
During the production process of the extruder, due to the rotation of the extrusion screw, a large amount of waste gas is generated inside the barrel of the extruder, and the waste gas greatly influences the quality of the finished product produced by the extruder if the waste gas is not discharged in time. Among the prior art, a waste gas outlet has all been seted up above the top of feed cylinder to utilize the suction opening and the waste gas outlet intercommunication of air exhauster, be used for timely with exhaust gas discharge, but we discover in the use, contain a large amount of material residues in the direct exhaust waste gas, consequently very big waste material resource, simultaneously, because contain more harmful substance in the waste gas, if by the direct suction of staff in the workshop, will produce certain harm to human health, for this, the utility model provides an exhaust apparatus for extruder solves above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an exhaust apparatus for extruder to the weak point of prior art to reach discharge waste gas and filtration purification's purpose.
In order to achieve the above object, the utility model provides a following technical scheme: an exhaust device for an extruder comprises a discharge barrel, wherein a waste gas outlet is formed in one side of the top end of the discharge barrel, a waste gas treatment box is arranged at the top end of the waste gas outlet, an air inlet is formed in the center of the bottom end of the waste gas treatment box, the bottom end of the air inlet and the top end of the waste gas outlet are attached and fixed through bolts, a primary filter screen is arranged in the air inlet, a positioning disc is arranged at the top end of the air inlet, an exhaust fan is arranged at the bottom side of the interior of the waste gas treatment box, an installation cavity is horizontally formed in the middle section of the interior of the waste gas treatment box, an air outlet pipe fitting is connected and arranged at the air outlet of the exhaust fan, one end of the air outlet pipe fitting, which is far away from the exhaust fan, penetrates through the bottom side of the installation cavity and extends into the installation cavity, round holes are uniformly, and the outer positioning ring is sleeved outside the inner positioning ring, the filtering filler is filled between the outer positioning ring and the inner positioning ring, the top ends of the outer positioning ring and the inner positioning ring are screwed with the cover body, and the side walls of the outer positioning ring and the inner positioning ring are uniformly penetrated and provided with air holes.
Preferably, the top of positioning disk is equipped with the absorption cavity, and the bottom of positioning disk is equipped with the air cock, the gas outlet has been seted up to the top central authorities of absorption cavity, the air cock all extends to in the air inlet of exhaust-gas treatment bottom of the case portion.
Preferably, an air suction pipeline is connected to an air suction opening of the exhaust fan, and one end of the air suction pipeline, which is far away from the exhaust fan, is connected to an air outlet on the top side of the absorption cavity.
Preferably, the top center of the waste gas treatment box is provided with a gas outlet port, the top thread of the gas outlet port is screwed with an end cover, the bottom of the inner side of the end cover is provided with a packing cavity, the bottom of the packing cavity and the top of the end cover are both in a net leakage shape, and the inside of the packing cavity is filled with an activated carbon adsorption layer.
Preferably, the mounting cavity is of a disc-shaped cavity structure, and the top end of the part, located on the inner side of the mounting cavity, of the air outlet pipe fitting is evenly provided with air outlet holes.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the installation cavity structure is arranged in the middle section in the waste gas treatment box, the inner positioning rings and the outer positioning rings are arranged above the installation cavity, and the filtering filler is filled between the inner positioning rings and the outer positioning rings, so that the filtering filler can filter impurities in waste gas, and the waste of materials is avoided;
2. this practicality is provided with the port and the end cover of giving vent to anger on the top of exhaust-gas treatment case, and the end cover bottom side is provided with the active carbon adsorption layer, and its effect is the harmful substance in the absorption waste gas, compares traditional technology, and this practicality both can avoid the waste of material, also can filter the harmful substance in the waste gas simultaneously, ensures that waste gas can not produce the injury to the human body.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the positioning plate of the present invention;
FIG. 3 is an enlarged schematic view of the structure at the position A of the present invention;
fig. 4 is an enlarged schematic view of the structure at the position B of the present invention.
In the figure: 1 goes out feed cylinder, 2 exhaust outlet, 3 exhaust-gas treatment case, 4 positioning disk, 5 elementary filter screens, 6 absorption cavity, 7 air faucets, 8 air blowers, 9 pipe fittings that give vent to anger, 10 installation cavity, 11 round holes, 12 interior holding rings, 13 outer holding rings, 14 filter packs, 15 gas pockets, 16 ports of giving vent to anger, 17 end covers, 18 packing chamber, 19 active carbon adsorption layers
Detailed Description
Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides an exhaust apparatus for extruder, including going out feed cylinder 1, exhaust outlet 2 has been seted up to the top one side of going out feed cylinder 1, exhaust outlet 2's top is equipped with exhaust-gas treatment case 3, exhaust-gas treatment case 3's bottom central authorities are equipped with the air inlet, the bottom of air inlet and exhaust outlet 2's top laminating and pass through bolted connection fixed, and the inside of air inlet is equipped with primary filter screen 5, exhaust-gas treatment case 3 is located feed cylinder 1 directly over to air inlet and the butt joint of exhaust outlet 2 through its bottom, as shown in figure 1.
The top of air inlet is equipped with positioning disk 4, the inside bottom side of exhaust-gas treatment case 3 is equipped with air exhauster 8, the inside middle section level of exhaust-gas treatment case 3 is provided with installation cavity 10, air outlet connection of air exhauster 8 is equipped with air outlet pipe spare 9, air outlet pipe spare 9 is kept away from the inside that the bottom side of installation cavity 10 and extend to installation cavity 10 is run through to the one end of air exhauster 8, installation cavity 10 is discoid cavity, the equal bolted connection of its bottom side is fixed on the inner wall of exhaust-gas treatment case 3, and air outlet pipe spare 9's top then is located the inside of installation cavity 10, as shown in fig. 1.
The top of positioning disk 4 is equipped with absorbs cavity 6, and the bottom of positioning disk 4 is equipped with air cock 7, and the gas outlet has been seted up to the top central authorities of absorbing cavity 6, and in air cock 7 all extended to the air inlet of exhaust-gas treatment case 3 bottom, the concrete shape of structure was shown as figure 2, and positioning disk 4, absorption cavity 6 and air cock 7 are integrated into one piece structure, and wherein air cock 7 is used for absorbing waste gas, and the gas outlet is used for exhaust gas.
An air suction pipeline is connected to an air suction opening of the exhaust fan 8, one end, far away from the exhaust fan 8, of the air suction pipeline is connected to an air outlet on the top side of the absorption cavity 6, and the exhaust fan 8 pumps the waste gas from the absorption cavity 6 to the installation cavity 10.
The port 16 of giving vent to anger has been seted up to exhaust-gas treatment case 3's top central authorities, and the top screw thread of the port 16 of giving vent to anger connects soon and is equipped with end cover 17, and end cover 17's inboard bottom is equipped with packing chamber 18, and packing chamber 18's bottom and end cover 17's top all are the hourglass reticulation, and packing chamber 18's inside packing has activated carbon adsorption layer 19, and it is fixed through bolted connection between packing chamber 18 and the end cover 17, can the dismouting for change activated carbon adsorption layer 19.
The mounting cavity 10 is a disc-shaped cavity structure, and the top end of the part of the air outlet pipe 9 located at the inner side of the mounting cavity 10 is uniformly provided with air outlet holes, as shown in fig. 1, the air outlet pipe 9 uniformly discharges waste gas through the air outlet holes.
The working principle is as follows: the utility model discloses during the use, inside exhaust gas pumping to installation cavity 10 of 1 inside of feed cylinder is sent out through suction line and absorption cavity 6 to air exhauster 8. The top end of the installation cavity 10 is uniformly provided with a plurality of inner positioning rings 12 and outer positioning rings 13, a filtering filler 14 is filled between the inner positioning rings and the outer positioning rings, and the filtering filler 14 is composed of gravel particles and has the function of filtering particulate substances in waste gas to prevent material loss. An air outlet port 16 and an end cover 17 are arranged at the top end of the waste gas treatment box 1, an activated carbon adsorption layer 19 is arranged at the bottom side of the end cover 17, the activated carbon adsorption layer 19 is used for absorbing harmful substances in waste gas and achieving the purpose of purifying the waste gas, and finally, the purified waste gas is discharged from the top side of the end cover 17. In addition, the bottom of exhaust-gas treatment case 3 is provided with the air inlet, and the air inlet is connected with exhaust outlet 2 on ejection of compact section of thick bamboo 1 top, and the inside of air inlet is provided with primary filter screen 5, and the top of air inlet is provided with mounting disc 4. Wherein primary filter screen 5 is used for primary filter, directly prevents large granule material by the suction fan 8 suction in exhaust-gas treatment case 3. And inside air cock 7 of mounting disc 4 through its bottom extended to the air inlet, the effect was the reinforcing negative pressure, fully inhales waste gas with waste gas in the exhaust-gas treatment case 3, compares traditional technology, this practical structure is simple, and is practical.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. An exhaust device for an extruder, comprising a discharge cylinder (1), characterized in that: the waste gas treatment device is characterized in that a waste gas outlet (2) is formed in one side of the top end of the discharge barrel (1), a waste gas treatment box (3) is arranged at the top end of the waste gas outlet (2), an air inlet is formed in the center of the bottom end of the waste gas treatment box (3), the bottom end of the air inlet and the top end of the waste gas outlet (2) are attached and fixed through bolts, a primary filter screen (5) is arranged inside the air inlet, a positioning disc (4) is arranged at the top end of the air inlet, an exhaust fan (8) is arranged at the bottom side inside the waste gas treatment box (3), an installation cavity (10) is horizontally formed in the middle section inside the waste gas treatment box (3), an air outlet pipe fitting (9) is connected and arranged at the air outlet of the exhaust fan (8), one end, far away from the exhaust fan (8), of the air outlet pipe fitting (9) penetrates through the bottom, the top outside of round hole (11) is equipped with interior holding ring (12) and outer holding ring (13), interior holding ring (12) and outer holding ring (13) equal welded fastening are on installation cavity (10), and outer holding ring (13) cup joint including holding ring (12) the outside, it has filtration filler (14) to fill between the two, and two top screw connects the lid soon, and evenly runs through on the lateral wall of the two and offer gas pocket (15).
2. A vent apparatus for an extruder as defined in claim 1, wherein: the top of positioning disk (4) is equipped with absorbs cavity (6), and the bottom of positioning disk (4) is equipped with air cock (7), the gas outlet has been seted up to the top central authorities of absorbing cavity (6), air cock (7) all extend to in the air inlet of exhaust-gas treatment case (3) bottom.
3. A vent apparatus for an extruder as defined in claim 1, wherein: an air suction pipeline is connected to an air suction opening of the exhaust fan (8), and one end, far away from the exhaust fan (8), of the air suction pipeline is connected to an air outlet on the top side of the absorption cavity (6).
4. A vent apparatus for an extruder as defined in claim 1, wherein: the waste gas treatment box is characterized in that an air outlet port (16) is formed in the center of the top end of the waste gas treatment box (3), an end cover (17) is screwed to the top end of the air outlet port (16), a packing cavity (18) is formed in the bottom end of the inner side of the end cover (17), the bottom end of the packing cavity (18) and the top end of the end cover (17) are both in a leakage net shape, and an activated carbon adsorption layer (19) is filled in the packing cavity (18).
5. A vent apparatus for an extruder as defined in claim 1, wherein: the mounting cavity (10) is of a disc-shaped cavity structure, and air outlet holes are uniformly formed in the top end of the part, located on the inner side of the mounting cavity (10), of the air outlet pipe fitting (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922275971.8U CN211706207U (en) | 2019-12-18 | 2019-12-18 | Exhaust device for extruder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922275971.8U CN211706207U (en) | 2019-12-18 | 2019-12-18 | Exhaust device for extruder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211706207U true CN211706207U (en) | 2020-10-20 |
Family
ID=72816301
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922275971.8U Active CN211706207U (en) | 2019-12-18 | 2019-12-18 | Exhaust device for extruder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211706207U (en) |
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2019
- 2019-12-18 CN CN201922275971.8U patent/CN211706207U/en active Active
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