CN220741782U - Automatic recovery device for raw materials of exhaust pipe of internal mixer - Google Patents
Automatic recovery device for raw materials of exhaust pipe of internal mixer Download PDFInfo
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- CN220741782U CN220741782U CN202322449121.1U CN202322449121U CN220741782U CN 220741782 U CN220741782 U CN 220741782U CN 202322449121 U CN202322449121 U CN 202322449121U CN 220741782 U CN220741782 U CN 220741782U
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- 239000002994 raw material Substances 0.000 title claims abstract description 189
- 238000011084 recovery Methods 0.000 title claims description 49
- 238000004064 recycling Methods 0.000 claims abstract description 37
- 238000004891 communication Methods 0.000 claims description 10
- 239000008187 granular material Substances 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 239000002245 particle Substances 0.000 abstract description 35
- 230000000694 effects Effects 0.000 abstract description 23
- 238000004519 manufacturing process Methods 0.000 abstract description 9
- 239000002699 waste material Substances 0.000 abstract description 5
- 239000000428 dust Substances 0.000 description 25
- 238000001914 filtration Methods 0.000 description 7
- 230000003116 impacting effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
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Abstract
The utility model discloses an automatic recycling device for exhaust pipe raw materials of an internal mixer, which comprises a recycling box, wherein a feed back opening is formed in the bottom of the recycling box, an air inlet and an air outlet are respectively formed in two opposite side walls of the recycling box, at least one first raw material filter plate which is obliquely arranged is arranged in the recycling box, the first raw material filter plate is arranged between the air inlet and the air outlet, a circulation channel for air to flow is formed between the top of the first raw material filter plate and the inner wall of the top of the recycling box, a gap is formed between the bottom of the first raw material filter plate and the inner wall of the recycling box where the air inlet is located, raw material particles enter the feed back opening through the gap, the upward diversion effect of the air flow of the first raw material filter plate is utilized, so that raw material particles with larger weight in the air can collide the first raw material filter plate to fall down, and the raw material particles can be automatically recycled back into the internal mixer through the feed back opening, and the raw material waste is reduced, and the production cost is reduced.
Description
Technical Field
The utility model relates to the technical field of internal mixers, in particular to an automatic recycling device for raw materials of an exhaust pipe of an internal mixer.
Background
In the production process of the cable material, an internal mixer is needed. In the banburying production process of cable materials, dust is easy to cause when raw materials are poured or added into an internal mixer, so that a gas collecting hood is generally designed on the internal mixer, and the splashed dust is pumped away in a negative pressure air suction mode, so that the air quality of a production place is ensured.
Chinese patent application No. cn201821677273.X discloses an exhaust dust collection structure of an internal mixer, which achieves the purpose of collecting dust by designing an exhaust pipe on a gas collecting hood and installing devices such as an exhaust pump on the exhaust pipe. However, in practical application, due to the vacuum suction factor, there is a problem that some raw material particles are sucked away synchronously, so that raw materials are wasted, and the production cost is increased.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model aims to provide an automatic recycling device for raw materials of an exhaust pipe of an internal mixer, so as to solve the following technical problems in the background art: the existing dust collection structure of the internal mixer can solve the problem that raw material particles are synchronously sucked away, raw materials are wasted, and production cost is increased.
The utility model adopts the technical proposal for solving the problems that:
the utility model provides an automatic recovery unit of banbury mixer exhaust tube raw materials, its is horizontal recovery box that sets up including being that can install in the pipeline of banbury mixer exhaust tube, the recovery box bottom is equipped with the feed back mouth that can communicate the gas collecting channel of banbury mixer, be equipped with air intake and air outlet on two relative lateral walls of recovery box respectively, be equipped with at least one in the inner chamber of recovery box and be the first raw materials filter that the slope set up, first raw materials filter set up in the air intake with between the air outlet, just the bottom of first raw materials filter is less than the bottom of air intake, first raw materials filter top with space formation air's between the top inner wall of recovery box circulation passageway, first filter bottom with the air intake is located have the space between the inner wall of recovery box for the raw materials granule enters into through this space in the feed back mouth.
When dust collection operation is carried out, the air carrying dust and raw material particles enters the inner cavity of the recovery box through the air inlet, as the first raw material filter plate which is obliquely arranged from top to bottom is arranged between the air inlet and the air outlet, the bottom of the first raw material filter plate is lower than the bottom of the air inlet, and the space between the first raw material filter plate and the inner wall of the top of the recovery box forms an air circulation channel, so that the whole air circulation channel in the recovery box becomes roundabout, therefore, when the air moves towards the air outlet under the action of negative pressure, the air can be subjected to the upward diversion effect of the first raw material filter plate, so that the raw material particles with larger weight in the air can collide the first raw material filter plate and fall down, and can be returned to the internal mixer through the return port again without manual collection and recovery, the purpose of automatically recovering the raw material particles can be realized, the working efficiency is improved, the raw material waste is reduced, the production cost is reduced, the dust with smaller weight can continue to travel under the action of wind force, and the dust can enter a dust collection link through the air outlet.
Further, the air inlet is provided with a first raw material filter plate, the air inlet is provided with a second raw material filter plate, the second raw material filter plate is obliquely arranged from top to bottom in a mode that the first raw material filter plate is close to, and the top of the second raw material filter plate is higher than the top of the air inlet.
Further, the top of the first raw material filter plate is higher than the bottom of the second raw material filter plate.
Further, the first raw material filter plate and the second raw material filter plate are provided with filter holes.
Further, the first raw material filter plate is in a circular arc plate shape, and the curvature center of the first raw material filter plate is arranged close to the air inlet; the second raw material filter plate is in a plane plate shape.
Further, two opposite inner side walls in the recovery box are respectively provided with a first slot, and the first slots are matched with the first raw material filter plates.
Further, two opposite inner side walls in the recovery box are respectively provided with a second slot, and the second slots are matched with the second raw material filter plates.
Further, the recycling bin comprises a bin body with an opening at the top and a bin cover, and the bin cover is mounted at the top of the bin body in a sealing mode.
Further, the number of the first raw material filter plates and the number of the second raw material filter plates are two, and the two first raw material filter plates and the second raw material filter plates are arranged in the recovery box at intervals; the bottom of the air outlet is provided with a guide plate, and the end part of the guide plate, which is far away from the air outlet, extends to the plate surface of the first raw material filter plate closest to the air outlet.
Further, the device also comprises a feed back pipe and a non-return rubber pad, wherein one end of the feed back pipe is connected with the feed back opening, and the other end of the feed back pipe is arranged on a gas collecting hood of the internal mixer; the check rubber pad is arranged on the inner wall of the gas collecting hood of the internal mixer, and the check rubber pad is arranged to cover the communication port of the feed back pipe on the gas collecting hood.
In summary, the automatic recycling device for raw materials of the exhaust pipe of the internal mixer provided by the utility model has the following technical effects:
1) The recovery box with the feed back opening is arranged in the extraction pipe, the first raw material filter plate is designed between the air inlet and the air outlet of the recovery box, and the upward steering diversion effect of the air flow of the first raw material filter plate is utilized, so that raw material particles with larger weight in the air can strike the first raw material filter plate and fall down, and the raw material particles are returned to the internal mixer through the feed back opening again, thus realizing the purpose of automatically recovering the raw material particles without manual collection and recovery, improving the working efficiency, reducing the raw material waste and reducing the production cost;
2) The first raw material filter plates and the second raw material filter plates are arranged in a roundabout and staggered mode, so that the purpose of fully contacting and impacting the first raw material filter plates and the second raw material filter plates in the running process of air can be achieved, and the effect of further improving the filtering effect of raw material particles is achieved;
3) The guide plate at the bottom of the air outlet can play a role in avoiding air diversion, so that air can only enter the air outlet through a circulation channel formed by a space between the top of the first raw material filter plate nearest to the air outlet and the inner wall of the top of the recovery box, and the purpose that the air is contacted and impacted with the first raw material filter plate and the second raw material filter plate as much as possible when the air runs in the inner cavity of the recovery box can be achieved, and the filtering effect of raw material particles is ensured;
4) The check rubber pad can play the effect of the communication mouth between one-way confined feed back pipe and the gas-collecting channel, when carrying out dust removal operation, start the aspiration pump, the inner chamber of collection box compares the gas-collecting channel and forms the negative pressure, so that the check rubber pad is adsorbed on the inner wall of gas-collecting channel, thereby reach the purpose of sealed communication mouth, in order to avoid carrying the condition that the air of dust gets into the collection box from the feed back pipe to appear, promote this automatic recovery unit's operating stability, when the enough heavy raw materials granule of accumulation in the feed back pipe, the check rubber pad will be pushed away, thereby reach the purpose of automatic feed back.
Drawings
FIG. 1 is a schematic perspective view of an embodiment of the present utility model;
FIG. 2 is an exploded view of an embodiment of the present utility model;
FIG. 3 is a schematic diagram of an internal structure of an embodiment of the present utility model;
FIG. 4 is a schematic diagram of the use of an embodiment of the present utility model.
Wherein the reference numerals have the following meanings:
1. a recovery box; 101. a case; 102. a case cover; 2. a feed back port; 3. an air inlet; 4. an air outlet; 5. a first raw material filter plate; 6. a second raw material filter plate; 7. a filter hole; 8. a first slot; 9. a second slot; 10. a deflector; 11. a feed back pipe; 12. a non-return rubber pad; 13. a communication port; 14. an exhaust pipe; 15. and a gas collecting hood.
Detailed Description
For a better understanding and implementation, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model.
In the description of the present utility model, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.
Referring to fig. 1 to 4, this embodiment discloses an automatic recycling device for exhaust pipe raw materials of an internal mixer, it includes a recycling bin 1 which can be installed in a pipeline of an exhaust pipe 14 of the internal mixer and is horizontally and transversely arranged, a feed back opening 2 which can be communicated with a gas collecting hood of the internal mixer is arranged at the bottom of the recycling bin 1, an air inlet 3 and an air outlet 4 are respectively arranged on two opposite side walls of the recycling bin 1, wherein the air outlet 4 is connected with a negative pressure opening in a dust collecting structure of the internal mixer, the air inlet 3 is communicated with the gas collecting hood 15, in this way, air carrying dust and raw material particles enters the recycling bin 1 through the air inlet 3 and leaves the recycling bin 1 through the air outlet 4, at least one first raw material filter plate 5 which is obliquely arranged is arranged in an inner cavity of the recycling bin 1, the first raw material filter plate 5 is arranged between the air inlet 3 and the air outlet 4, the bottom of the first raw material filter plate 5 is lower than the bottom of the air inlet 3, a space between the top of the first raw material filter plate 5 and the top of the recycling bin 1 forms a circulation channel for air flow, and the air inlet and the raw material particles enter the recycling bin 2 through the air inlet. In practice, it should be understood first that the weight of the raw material particles is generally greater than the weight of the dust particles. When dust collection operation is carried out, the air carrying dust and raw material particles enters the inner cavity of the recovery box 1 through the air inlet 3, as the first raw material filter plate 5 which is obliquely arranged from top to bottom is arranged between the air inlet 3 and the air outlet 4, the bottom of the first raw material filter plate 5 is lower than the bottom of the air inlet 3, and the space between the first raw material filter plate 5 and the inner wall of the top of the recovery box 1 forms an air circulation channel, so that the whole air circulation channel in the recovery box 1 becomes roundabout, therefore, when the air moves towards the air outlet 4 under the action of negative pressure, the air can be subjected to the upward steering diversion effect of the first raw material filter plate 5, so that raw material particles with larger weight in the air can collide with the first raw material filter plate 5 and fall down, and return to the internal mixer through the feed back opening 2 again, the purpose of automatically recovering the raw material particles can be realized without manual collection and recovery, the work efficiency is improved, the raw material waste is reduced, the dust with smaller weight can continue to travel under the action of wind force, and the dust can enter the dust collection link through the air outlet 4.
In other embodiments, see fig. 2 and 3, further including a second raw material filter plate 6 disposed between the first raw material filter plate 5 and the air inlet 3, the second raw material filter plate 6 is inclined from top to bottom and is close to the first raw material filter plate 5, and the top of the second raw material filter plate 6 is higher than the top of the air inlet 3, the second raw material filter plate 6 can play a role of further detouring the circulation channel of the air, so that the raw material particles with heavy weight carried in the air can better collide with the first raw material filter plate 5 and the second raw material filter plate 6, so as to further improve the filtering effect.
In other embodiments, the top of the first raw material filter plate 5 is higher than the bottom of the second raw material filter plate 6, so that the effect of avoiding the air entering from the air inlet 3 from directly leaving through the circulation channel at the top of the first raw material filter plate 5 can be achieved, the effect of more roundabout bending can be achieved, the purpose of fully contacting and impacting the first raw material filter plate 5 and the second raw material filter plate 6 can be achieved in the running process of the air, and the filtering effect of raw material particles can be further improved.
Preferably, the first raw material filter plate 5 and the second raw material filter plate 6 are provided with filter holes 7 to improve the dust passing performance, specifically, the pore size of the filter holes 7 can be set to be smaller than the minimum standard particle size of the raw material particles according to the standard particle size of the raw material particles, so that the purpose of further ensuring the filtering effect of the raw material particles is achieved while improving the dust passing performance.
In other embodiments, the first raw material filter plate 5 is in a circular arc shape, and the curvature center of the first raw material filter plate 5 is arranged close to the air inlet 3, so that the circular arc-shaped first raw material filter plate 5 can play a role in ensuring the guiding fluency of air; the second raw material filter plate 6 is in a plane plate shape, and the plane plate-shaped second raw material filter plate 6 is beneficial to playing a role in turbulence and improving the impact effect between raw material particles in the air and the first raw material filter plate 5.
Preferably, referring to fig. 2, two opposite inner side walls in the recovery box 1 are provided with first slots 8, and the first slots 8 are matched with the first raw material filter plates 5 so as to achieve the purpose of installing the first raw material filter plates 5.
In other embodiments, two opposite inner side walls in the recovery box 1 are provided with second slots 9, and the second slots 9 are matched with the second raw material filter plates 6 to achieve the purpose of installing the second raw material filter plates 6.
In other embodiments, the recovery box 1 comprises a box body 101 with an open top and a box cover 102, and the box cover 102 is hermetically installed at the top of the box body 101, so that the first raw material filter plate and the second raw material filter plate in the recovery box 1 can be overhauled and cleaned conveniently.
In other embodiments, referring to fig. 2 and fig. 3, the number of the first raw material filter plates 5 and the second raw material filter plates 6 is two, and the two first raw material filter plates 5 and the second raw material filter plates 6 are arranged in the recovery box 1 at intervals, so that the purpose of circulating channels of the roundabout air is further realized; the air outlet 4 bottom is equipped with guide plate 10, the tip that guide plate 10 kept away from air outlet 4 extends to the face department of the nearest first raw materials filter 5 of air outlet 4, so design, can play the effect of the space between the first raw materials filter 5 bottom that seals and air outlet 4 is nearest with air outlet 4 bottom, in order to avoid the condition emergence of air entering air outlet 4 directly without flowing through the filter surface, play the effect of avoiding the air reposition of redundant personnel, thereby make the air only get into air outlet 4 through the circulation passageway that the space between the top of the nearest first raw materials filter 5 of air outlet 4 and the inner wall at the top of collection box 1 forms, so, can make the air reach as much as possible with first, the purpose of two raw materials filter contact striking when moving in the inner chamber of collection box 1, in order to ensure the filter effect of raw materials granule.
In other embodiments, referring to fig. 4, the automatic recycling device for raw materials of the exhaust pipe of the internal mixer further comprises a feed back pipe 11 and a check rubber pad 12, wherein one end of the feed back pipe 11 is connected with the feed back port 2, the other end of the feed back pipe is arranged on a gas collecting hood of the internal mixer, and the bottom of the gas collecting hood is provided with a feed port of the internal mixer, so that the purpose of automatically recycling raw material particles filtered in the recycling bin 1 can be achieved; the check rubber pad 12 is installed on the inner wall of the gas collecting channel of the internal mixer, and the check rubber pad 12 is arranged to cover the communication port 13 of the return pipe 11 on the gas collecting channel, so that the check rubber pad 12 can play a role of the communication port 13 of the return pipe 11 and the gas collecting channel 15 which are sealed in one direction, when the dust removing operation is carried out, the air pump is started, the inner cavity of the recovery box 1 forms negative pressure compared with the gas collecting channel 15, so that the check rubber pad 12 is adsorbed on the inner wall of the gas collecting channel 15, the purpose of sealing the communication port is achieved, the condition that dust-carrying air enters the recovery box 1 from the return pipe 12 is avoided, the operation stability of the automatic recovery device is improved, and when enough heavy raw material particles are accumulated in the return pipe 11, the check rubber pad 12 is pushed away, thereby achieving the purpose of automatic recovery.
To sum up, the automatic recycling device for raw materials of the exhaust pipe of the internal mixer disclosed by the embodiment can bring the following beneficial effects:
1) The recovery box with the feed back opening is arranged in the extraction pipe, the first raw material filter plate is designed between the air inlet and the air outlet of the recovery box, and the upward steering diversion effect of the air flow of the first raw material filter plate is utilized, so that raw material particles with larger weight in the air can strike the first raw material filter plate and fall down, and the raw material particles are returned to the internal mixer through the feed back opening again, thus realizing the purpose of automatically recovering the raw material particles without manual collection and recovery, improving the working efficiency, reducing the raw material waste and reducing the production cost;
2) The first raw material filter plates and the second raw material filter plates are arranged in a roundabout and staggered mode, so that the purpose of fully contacting and impacting the first raw material filter plates and the second raw material filter plates in the running process of air can be achieved, and the effect of further improving the filtering effect of raw material particles is achieved;
3) The guide plate at the bottom of the air outlet can play a role in avoiding air diversion, so that air can only enter the air outlet through a circulation channel formed by a space between the top of the first raw material filter plate nearest to the air outlet and the inner wall of the top of the recovery box, and the purpose that the air is contacted and impacted with the first raw material filter plate and the second raw material filter plate as much as possible when the air runs in the inner cavity of the recovery box can be achieved, and the filtering effect of raw material particles is ensured;
4) The check rubber pad can play the effect of the communication mouth between one-way confined feed back pipe and the gas-collecting channel, when carrying out dust removal operation, start the aspiration pump, the inner chamber of collection box compares the gas-collecting channel and forms the negative pressure, so that the check rubber pad is adsorbed on the inner wall of gas-collecting channel, thereby reach the purpose of sealed communication mouth, in order to avoid carrying the condition that the air of dust gets into the collection box from the feed back pipe to appear, promote this automatic recovery unit's operating stability, when the enough heavy raw materials granule of accumulation in the feed back pipe, the check rubber pad will be pushed away, thereby reach the purpose of automatic feed back.
The technical means disclosed by the scheme of the utility model is not limited to the technical means disclosed by the embodiment, and also comprises the technical scheme formed by any combination of the technical features. It should be noted that modifications and adaptations to the utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.
Claims (10)
1. The utility model provides an automatic recovery unit of banbury mixer exhaust tube raw materials, its characterized in that, including being horizontal recovery case (1) that transversely sets up, recovery case (1) bottom is equipped with feed back mouth (2) that can communicate the gas collecting channel of banbury mixer, be equipped with air intake (3) and air outlet (4) on two relative lateral walls of recovery case (1) respectively, be equipped with at least one in the inner chamber of recovery case (1) and be first raw materials filter (5) that the slope set up, first raw materials filter (5) set up in air intake (3) with between air outlet (4), just the bottom of first raw materials filter (5) is less than the bottom of air intake (3), first raw materials filter (5) top with space formation between the top inner wall of recovery case (1) supplies the circulation passageway that the air flows, first raw materials filter (5) bottom with air intake (3) place between the inner wall of recovery case (1) has the space for the raw materials granule to enter into in this feed back mouth (2).
2. The automatic recycling device for raw materials of exhaust pipes of internal mixer according to claim 1, further comprising a second raw material filter plate (6) arranged between the first raw material filter plate (5) and the air inlet (3), wherein the second raw material filter plate (6) is obliquely arranged in a mode of approaching the first raw material filter plate (5) from top to bottom, and the top of the second raw material filter plate (6) is higher than the top of the air inlet (3).
3. An automatic recycling device for raw materials of exhaust pipes of internal mixer according to claim 2, characterized in that the top of the first raw material filter plate (5) is higher than the bottom of the second raw material filter plate (6).
4. An automatic recycling device for raw materials of exhaust pipes of internal mixers according to claim 2 or 3, characterized in that the first raw material filter plate (5) and the second raw material filter plate (6) are provided with filter holes (7).
5. An automatic recycling device for raw materials of exhaust pipes of internal mixers according to claim 2 or 3, characterized in that the first raw material filter plate (5) is arc-shaped, and the curvature center of the first raw material filter plate (5) is arranged close to the air inlet (3); the second raw material filter plate (6) is in a plane plate shape.
6. An automatic recycling device for raw materials of exhaust pipes of internal mixers according to claim 2 or 3, characterized in that a first slot (8) is arranged on two opposite inner side walls in the recycling bin (1), and the first slot (8) is matched with the first raw material filter plate (5).
7. An automatic recycling device for raw materials of exhaust pipes of internal mixers according to claim 2 or 3, characterized in that second slots (9) are arranged on two opposite inner side walls in the recycling bin (1), and the second slots (9) are matched with the second raw material filter plates (6).
8. The automatic recycling device for raw materials of exhaust pipes of internal mixer according to claim 1, wherein the recycling bin (1) comprises a bin body (101) with an open top and a bin cover (102), and the bin cover (102) is mounted on the top of the bin body (101) in a sealing manner.
9. An automatic recycling device for raw materials of exhaust pipes of internal mixers according to claim 2 or 3, characterized in that the number of the first raw material filter plates (5) and the second raw material filter plates (6) is two, and the two first raw material filter plates (5) and the second raw material filter plates (6) are arranged in the recycling bin (1) at intervals; the bottom of the air outlet (4) is provided with a guide plate (10), and the end part of the guide plate (10) away from the air outlet (4) extends to the position of the plate surface of the first raw material filter plate (5) nearest to the air outlet (4).
10. The automatic recycling device for raw materials of exhaust pipes of internal mixers according to claim 1, further comprising a feed back pipe (11) and a check rubber pad (12), wherein one end of the feed back pipe (11) is connected with the feed back port (2), and the other end of the feed back pipe is arranged on a gas collecting hood of the internal mixer; the check rubber pad (12) is arranged on the inner wall of the gas collecting hood of the internal mixer, and the check rubber pad (12) is arranged to cover the communication port (13) of the feed back pipe (11) on the gas collecting hood.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322449121.1U CN220741782U (en) | 2023-09-08 | 2023-09-08 | Automatic recovery device for raw materials of exhaust pipe of internal mixer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322449121.1U CN220741782U (en) | 2023-09-08 | 2023-09-08 | Automatic recovery device for raw materials of exhaust pipe of internal mixer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220741782U true CN220741782U (en) | 2024-04-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322449121.1U Active CN220741782U (en) | 2023-09-08 | 2023-09-08 | Automatic recovery device for raw materials of exhaust pipe of internal mixer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220741782U (en) |
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2023
- 2023-09-08 CN CN202322449121.1U patent/CN220741782U/en active Active
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