CN212606035U - Pillow type packaging machine - Google Patents
Pillow type packaging machine Download PDFInfo
- Publication number
- CN212606035U CN212606035U CN202120141163.7U CN202120141163U CN212606035U CN 212606035 U CN212606035 U CN 212606035U CN 202120141163 U CN202120141163 U CN 202120141163U CN 212606035 U CN212606035 U CN 212606035U
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- dust
- wall
- packaging machine
- filter box
- servo motor
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- 238000004806 packaging method and process Methods 0.000 title claims abstract description 39
- 239000000428 dust Substances 0.000 claims abstract description 96
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 241000220317 Rosa Species 0.000 claims abstract description 8
- 238000010276 construction Methods 0.000 claims abstract description 8
- 239000010865 sewage Substances 0.000 claims description 8
- 238000003466 welding Methods 0.000 claims description 6
- 238000007493 shaping process Methods 0.000 claims description 2
- 235000013305 food Nutrition 0.000 abstract description 18
- 230000000694 effects Effects 0.000 abstract description 14
- 238000010521 absorption reaction Methods 0.000 abstract description 5
- 238000012856 packing Methods 0.000 abstract description 3
- 230000009471 action Effects 0.000 description 9
- 230000033001 locomotion Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 3
- 235000017491 Bambusa tulda Nutrition 0.000 description 3
- 241001330002 Bambuseae Species 0.000 description 3
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 3
- 239000011425 bamboo Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000001914 filtration Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 235000021485 packed food Nutrition 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 229920006300 shrink film Polymers 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a pillow type packaging machine, which belongs to the technical field of packaging machines and comprises a pillow type packaging machine body and a conveying platform, wherein a dust removing mechanism is arranged at the top of the conveying platform and comprises a dust cover, a filter box is welded at one side of the top of the outer wall of the dust cover, a draught fan is fixed at one side of the top of the dust cover, which is close to the filter box, the air inlet end of the draught fan is communicated with the outer wall of the filter box, and the lower part of the side wall of the filter box, which is far away from the draught; wherein, the dust cover is also provided with a sliding structure. Under the effect of dust removal mechanism and sliding construction mutually supporting, before can packing food, remove dust to food, simultaneously, under sliding construction's effect, can make first dust absorption head and second dust absorption head remove about, increased the scope of removing dust effectively, under the effect of rose box, electric jar, scraper blade, tooth, drain, valve, air-blower and first pipeline, carry out automatic clearance to the filter screen, avoided the jam of filter screen effectively.
Description
Technical Field
The utility model relates to the technical field of packaging machines, specifically a pillow type packaging machine.
Background
The pillow type packaging machine is the latest automatic continuous shrink packaging equipment in China, adopts a common electric furnace wire heating mode, and is characterized by fast temperature rise, good stability, low maintenance cost and the like, stable and adjustable shrink temperature and motor transmission speed, and wide adjustment range; the inventive roller rotation device can continuously work. Therefore, the heat shrinker has the characteristics of advanced design, stable and reliable performance, electricity saving, high efficiency, good shrinking effect, novel and attractive structure, convenient operation and maintenance and the like, and is suitable for the shrink packaging of any shrink film.
The food packaging link belongs to the last procedure of food processing, the sanitary requirement of the food packaging link also needs to be paid attention to, and the food can be stained with dust in the air when being conveyed by a conveying belt before being packaged by a pillow type packaging machine, so that the sanitary requirement of the packaged food can not be met. To this end, a pillow packaging machine is proposed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pillow type packaging machine to solve and put forward in the above-mentioned background art because food can be stained with the dust in the air when the conveyer belt is carried before through pillow type packaging machine packing, make the food hygiene after the packing can not reach the problem of requirement.
In order to achieve the above object, the utility model provides a following technical scheme: a pillow packaging machine comprising:
the pillow type packaging machine comprises a pillow type packaging machine body and a conveying table, wherein a dust removing mechanism is installed at the top of the conveying table and comprises a dust cover, a filter box is welded on one side of the top of the outer wall of the dust cover, an induced draft fan is fixed on one side, close to the filter box, of the top of the dust cover, the air inlet end of the induced draft fan is communicated with the outer wall of the filter box, and an air inlet is communicated with the lower portion of the side wall, far away from the induced draft fan;
wherein, still install sliding construction on the shield, sliding construction includes servo motor, servo motor keeps away from the lateral wall screwed connection of draught fan with the shield, the perpendicular welding in one side of just keeping away from servo motor in the shield has branch, the bottom welding of branch has the axle sleeve, servo motor's output welding has the threaded rod, just the one end tip of threaded rod runs through the outer wall that the shield is located servo motor one side, extends to in the shield, and with the axle sleeve rotates to be connected, transversely be provided with the slide bar in the shield and the top that is located the threaded rod, and the one end of slide bar welds with the inner wall that the shield is located servo motor one side mutually, the one end tip that servo motor was kept away from to the slide bar welds with branch mutually, the outer wall threaded connection of threaded rod has first screw thread section of thick bamboo and second screw thread section of thick bamboo, the bottom of first screw thread section of thick bamboo is fixed with first dust absorption head, a second dust suction head is fixed at the bottom of the second threaded cylinder, a second pipeline is communicated between the first dust suction head and the second dust suction head, a first sliding block and a second sliding block are connected to the outer wall of the sliding rod in a sliding mode, the first sliding block corresponds to the first threaded cylinder, the second sliding block corresponds to the second threaded cylinder, a first connecting rod is welded between the first sliding block and the first threaded cylinder, a second connecting rod is welded between the second sliding block and the second threaded cylinder, and a third connecting rod is welded between the first connecting rod and the second connecting rod;
the air inlet is communicated with a hose, and one end of the hose penetrates through the top of the dustproof cover and is communicated with the outer wall of the second pipeline;
wherein, the lower part of the dustproof cover side wall provided with the servo motor is provided with a feed inlet.
By adopting the technical scheme, when food is conveyed to the pillow type packaging machine body through the conveying table, a user simultaneously starts the induced draft fan and the servo motor through the external remote controller, the first thread cylinder and the second thread cylinder are driven to move left and right by the forward and reverse rotation of the servo motor, the first dust suction head and the second dust suction head are driven to move left and right by the left and right movement of the first thread cylinder and the second thread cylinder, under the action of the suction force of the induced draft fan, the first dust suction head and the second dust suction head remove dust to the food before packaging, the left and right movement of the first dust collection head and the second dust collection head improves the dust collection range, the sliding of the first slide block and the second slide block, and under the connecting action of the first connecting rod, the second connecting rod and the third connecting rod, the first threaded cylinder and the second threaded cylinder can be prevented from rotating in the moving process, so that the first dust collection head and the second dust collection head are always kept in a vertical state.
Preferably, the inner cavity of the filter box is provided with a filter screen.
By adopting the technical scheme, the filter screen is used for filtering dust.
Preferably, an air blower is fixed to one side of the top of the outer wall of the filter box, a first pipeline is communicated with an air outlet end of the air blower, one end of the first pipeline is communicated with the top of the filter box, a drain outlet is communicated with the top of the side wall of the filter box, which is far away from the air blower, and a valve is installed on the outer wall of the drain outlet.
Through adopting above-mentioned technical scheme, the user passes through the remote controller and starts the air-blower, unscrews the valve simultaneously, and in the air current that the air-blower blew out got into the rose box through first pipeline, the air current passed the filter screen to outwards discharge the dust outside the filter screen through the drain.
Preferably, the lateral wall sliding connection that the filter screen is located drain one side has the scraper blade, one side screwed connection that the air-blower was kept away from at the filter box top has the electric jar, the piston rod of electric jar runs through in the top of filter box, and with the lateral wall of scraper blade welds mutually.
Through adopting above-mentioned technical scheme, the reciprocating motion of electric jar through its piston rod drives the scraper blade and clears up the filter screen, and the dust that the scraper blade was scraped is outwards discharged through the drain under the effect of air current.
Preferably, the scraper is in a grid shape.
Through adopting above-mentioned technical scheme, in order to make the air current can pass, reduce the jam of air current, influence the clearance effect.
Preferably, the side wall shaping of scraper blade towards the filter screen has a plurality of teeth, and a plurality of the tooth equidistance sets up.
Through adopting above-mentioned technical scheme, under the effect of tooth, be convenient for clear up the obstinate dust of adsorbing on the filter screen surface.
Compared with the prior art, the beneficial effects of the utility model are that:
in this scheme, under the effect of dust removal mechanism and sliding construction mutually supporting, before can be to food package, remove dust to food, simultaneously, under sliding construction's effect, can make first dust absorption head and second dust absorption head remove about, increased the scope of removing dust effectively, under the effect of rose box, electric jar, scraper blade, tooth, drain, valve, air-blower and first pipeline, carry out automatic clearance to the filter screen, avoided the jam of filter screen effectively.
Drawings
Fig. 1 is a schematic structural view of the pillow type packaging machine of the present invention;
fig. 2 is a schematic structural view of the pillow type packaging machine of the present invention combining the dust removing mechanism and the sliding mechanism;
fig. 3 is a schematic structural view of the filter box of the pillow type packaging machine of the present invention.
In the figure: 1. a pillow type packaging machine body; 2. a conveying table; 3. a dust removal mechanism; 31. a dust cover; 32. a filter box; 33. an induced draft fan; 34. an air inlet; 35. a hose; 36. a filter screen; 37. an electric cylinder; 38. a squeegee; 39. teeth; 310. a sewage draining outlet; 311. a valve; 314. a blower; 315. a first conduit; 316. a feed inlet; 4. a sliding structure; 41. a servo motor; 42. a threaded rod; 43. a first threaded barrel; 44. a second threaded barrel; 45. a first dust suction head; 46. a second dust suction head; 47. a second conduit; 48. a slide bar; 49. a first slider; 410. a second slider; 411. a first link; 412. a second link; 413. a third link; 414. a strut; 415. and a shaft sleeve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution:
a pillow packaging machine comprising:
the pillow type packaging machine comprises a pillow type packaging machine body 1 and a conveying table 2, wherein a dust removing mechanism 3 is installed at the top of the conveying table 2, the dust removing mechanism 3 comprises a dust cover 31, a filter box 32 is welded on one side of the top of the outer wall of the dust cover 31, an induced draft fan 33 is fixed on one side, close to the filter box 32, of the top of the dust cover 31, the air inlet end of the induced draft fan 33 is communicated with the outer wall of the filter box 32, and an air inlet 34 is communicated with the lower portion of the side wall;
wherein, the dust cap 31 is further provided with a sliding structure 4, the sliding structure 4 comprises a servo motor 41, the servo motor 41 is in screwed connection with the side wall of the dust cap 31 far away from the induced draft fan 33, a support rod 414 is vertically welded at the side of the dust cap 31 far away from the servo motor 41, a shaft sleeve 415 is welded at the bottom of the support rod 414, a threaded rod 42 is welded at the output end of the servo motor 41, one end of the threaded rod 42 penetrates through the outer wall of the dust cap 31 at one side of the servo motor 41, extends into the dust cap 31 and is rotatably connected with the shaft sleeve 415, a sliding rod 48 is transversely arranged in the dust cap 31 above the threaded rod 42, one end of the sliding rod 48 is welded with the inner wall of the dust cap 31 at one side of the servo motor 41, one end of the sliding rod 48 far away from the servo motor 41 is welded with the support rod 414, the outer wall of the, a first dust suction head 45 is fixed at the bottom of the first threaded cylinder 43, a second dust suction head 46 is fixed at the bottom of the second threaded cylinder 44, a second pipeline 47 is communicated between the first dust suction head 45 and the second dust suction head 46, a first sliding block 49 and a second sliding block 410 are connected to the outer wall of the sliding rod 48 in a sliding mode, the first sliding block 49 corresponds to the first threaded cylinder 43, the second sliding block 410 corresponds to the second threaded cylinder 44, a first connecting rod 411 is welded between the first sliding block 49 and the first threaded cylinder 43, a second connecting rod 412 is welded between the second sliding block 410 and the second threaded cylinder 44, and a third connecting rod 413 is welded between the first connecting rod 411 and the second connecting rod 412;
the air inlet 34 is communicated with a hose 35, and one end of the hose 35 penetrates through the top of the dust cover 31 and is communicated with the outer wall of the second pipeline 47;
wherein, the lower part of the side wall of the dust cap 31 provided with the servo motor 41 is provided with a feed inlet 316.
By adopting the technical scheme, when food is conveyed to the pillow type packaging machine body 1 through the conveying platform 2, a user simultaneously starts the induced draft fan 33 and the servo motor 41 through an external remote controller, the first thread cylinder 43 and the second thread cylinder 44 are driven to move left and right by the forward and reverse rotation of the servo motor 41, the first thread cylinder 43 and the second thread cylinder 44 move left and right to drive the first dust suction head 45 and the second dust suction head 46 to move left and right, under the suction effect of the induced draft fan 33, the food is dedusted before being packaged through the first dust suction head 45 and the second dust suction head 46, the first dust suction head 45 and the second dust suction head 46 move left and right to improve the dedusting range, the first sliding block 49 and the second sliding block 410 slide, and under the connecting action of the first connecting rod 411, the second connecting rod 412 and the third connecting rod 413, the rotation of the first thread cylinder 43 and the second thread cylinder 44 in the moving process can be avoided, the first and second cleaning heads 45 and 46 are always kept in an upright state.
As shown in fig. 3, a filter screen 36 is mounted in the interior of the filter box 32.
By adopting the above technical scheme, the filter screen 36 is used for filtering dust.
As shown in fig. 3, a blower 314 is fixed on one side of the top of the outer wall of the filter box 32, an air outlet end of the blower 314 is communicated with a first pipeline 315, one end of the first pipeline 315 is communicated with the top of the filter box 32, the top of the side wall of the filter box 32 far away from the blower 314 is communicated with a sewage outlet 310, and a valve 311 is installed on the outer wall of the sewage outlet 310.
By adopting the above technical scheme, a user starts the blower 314 through a remote controller, simultaneously unscrews the valve 311, the airflow blown by the blower 314 enters the filter box 32 through the first pipeline 315, the airflow passes through the filter screen 36, and the dust outside the filter screen 36 is discharged outwards through the sewage outlet 310.
As shown in FIG. 3, a scraper 38 is slidably connected to the side wall of the filter screen 36 on the side of the sewage outlet 310, an electric cylinder 37 is screwed to the side of the top of the filter box 32 away from the blower 314, and a piston rod of the electric cylinder 37 penetrates through the top of the filter box 32 and is welded to the side wall of the scraper 38.
By adopting the technical scheme, the electric cylinder 37 drives the scraper 38 to clean the filter screen 36 through the reciprocating motion of the piston rod of the electric cylinder, and dust scraped by the scraper 38 is discharged outwards through the sewage discharge port 310 under the action of air flow.
As shown in fig. 3, the squeegee 38 is in a grid shape.
Through adopting above-mentioned technical scheme, in order to make the air current can pass, reduce the jam of air current, influence the clearance effect.
As shown in fig. 3, the scraper 38 is formed with a plurality of teeth 39 toward the side wall of the filter screen 36, and the teeth 39 are equidistantly arranged.
By adopting the technical scheme, under the action of the teeth 39, stubborn dust adsorbed on the outer surface of the filter screen 36 can be conveniently cleaned.
The structure principle is as follows: when food is conveyed to the pillow type packaging machine body 1 through the conveying table 2, a user simultaneously starts the induced draft fan 33 and the servo motor 41 through an external remote controller, the forward and reverse rotation of the servo motor 41 drives the first threaded cylinder 43 and the second threaded cylinder 44 to move left and right, the left and right movement of the first threaded cylinder 43 and the second threaded cylinder 44 drives the first dust suction head 45 and the second dust suction head 46 to move left and right, under the suction effect of the induced draft fan 33, the food is dedusted before being packaged through the first dust suction head 45 and the second dust suction head 46, the left and right movement of the first dust suction head 45 and the second dust suction head 46 is utilized to improve the dedusting range, the first sliding block 49 and the second sliding block 410 slide, and under the connecting action of the first connecting rod 411, the second connecting rod 412 and the third connecting rod 413, the rotation of the first threaded cylinder 43 and the second threaded cylinder 44 in the moving process can be avoided, so that the first dust suction head 45 and the second dust suction head 46 are always kept in a vertical state, the dust filters through filter screen 36, when filter screen 36 is dirty stifled, the user starts air-blower 314 through the remote controller, unscrew valve 311 simultaneously, the air current that air-blower 314 blew out passes through first pipeline 315 and gets into in the rose box 32, the air current passes filter screen 36, and outwards discharge through drain 310 with the dust outside filter screen 36, in order to make more thorough of clearance, start electric jar 37 through the remote controller, electric jar 37 is through the reciprocating motion of its piston rod, drive scraper blade 38 clears up filter screen 36, the dust that scraper blade 38 scraped is under the effect of air current, outwards discharge through drain 310, after the clearance finishes, screw up valve 311.
In conclusion, in the scheme, under the mutually matched action of the dust removal mechanism 3 and the sliding structure 4, food can be removed before food packaging, and meanwhile, under the action of the sliding structure 4, the first dust collection head 45 and the second dust collection head 46 can be moved left and right, so that the dust removal range is effectively enlarged, the filter screen 36 is automatically cleaned under the action of the filter box 32, the electric cylinder 37, the scraper 38, the teeth 39, the sewage discharge port 310, the valve 311, the air blower 314 and the first pipeline 315, and the blockage of the filter screen 36 is effectively avoided.
The model of the induced draft fan 33 is: PP4-72-C, the model of the electric cylinder 37 is as follows: JST-S2-ZX-AF-118, the model of the blower 314 is as follows: YX-61D-2, the type of the servo motor 41 is as follows: 60 ST-H00630.
The part not involved in the utility model is the same as the prior art or can be realized by adopting the prior art. 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 (6)
1. A pillow packaging machine, comprising:
the pillow type packaging machine comprises a pillow type packaging machine body (1) and a conveying table (2), wherein a dust removal mechanism (3) is installed at the top of the conveying table (2), the dust removal mechanism (3) comprises a dust cover (31), a filter box (32) is welded on one side of the top of the outer wall of the dust cover (31), an induced draft fan (33) is fixed on one side, close to the filter box (32), of the top of the dust cover (31), the air inlet end of the induced draft fan (33) is communicated with the outer wall of the filter box (32), and the lower portion, far away from the induced draft fan (33), of the side wall of the filter box (32) is communicated;
wherein, still install sliding construction (4) on shield (31), sliding construction (4) include servo motor (41), servo motor (41) and shield (31) keep away from the lateral wall screwed connection of draught fan (33), one side vertical welding that just keeps away from servo motor (41) in shield (31) has branch (414), the bottom welding of branch (414) has axle sleeve (415), the output welding of servo motor (41) has threaded rod (42), just the one end tip of threaded rod (42) runs through the outer wall that is located servo motor (41) one side in shield (31), extends to in shield (31), and with axle sleeve (415) rotate to be connected, the top that just is located threaded rod (42) in shield (31) transversely is provided with slide bar (48), just the one end of slide bar (48) welds mutually with the inner wall that shield (31) is located servo motor (41) one side, the end part, far away from the servo motor (41), of one end of the sliding rod (48) is welded with the supporting rod (414), the outer wall of the threaded rod (42) is in threaded connection with a first threaded barrel (43) and a second threaded barrel (44), a first dust suction head (45) is fixed at the bottom of the first threaded barrel (43), a second dust suction head (46) is fixed at the bottom of the second threaded barrel (44), a second pipeline (47) is communicated between the first dust suction head (45) and the second dust suction head (46), a first sliding block (49) and a second sliding block (410) are slidably connected to the outer wall of the sliding rod (48), the first sliding block (49) corresponds to the first threaded barrel (43), the second sliding block (410) corresponds to the second threaded barrel (44), a first connecting rod (411) is welded between the first sliding block (49) and the first threaded barrel (43), and a second connecting rod (412) is welded between the second sliding block (410) and the second threaded barrel (44), a third connecting rod (413) is welded between the first connecting rod (411) and the second connecting rod (412);
the air inlet (34) is communicated with a hose (35), one end of the hose (35) penetrates through the top of the dustproof cover (31) and is communicated with the outer wall of the second pipeline (47);
wherein, the lower part of the side wall of the dustproof cover (31) provided with the servo motor (41) is provided with a feed inlet (316).
2. A pillow packaging machine as defined in claim 1, wherein: and a filter screen (36) is arranged in the inner cavity of the filter box (32).
3. A pillow packaging machine as defined in claim 2, wherein: the utility model discloses a sewage treatment device, including rose box (32), the outer wall top one side of rose box (32) is fixed with air-blower (314), the air-out end intercommunication of air-blower (314) has first pipeline (315), the one end of first pipeline (315) is linked together with the top of rose box (32), the lateral wall top intercommunication that the air-blower (314) was kept away from in rose box (32) has drain (310), valve (311) are installed to the outer wall of drain (310).
4. A pillow packaging machine as defined in claim 3, wherein: the utility model discloses a filter, including filter screen (36), air-blower (314), filter box (32), the lateral wall sliding connection that filter screen (36) are located drain (310) one side has scraper blade (38), one side screwed connection that air-blower (314) were kept away from at filter box (32) top has electric jar (37), the piston rod of electric jar (37) runs through in the top of filter box (32), and with the lateral wall of scraper blade (38) welds mutually.
5. A pillow packaging machine as defined in claim 4, wherein: the scraper (38) is in a grid shape.
6. A pillow packaging machine as defined in claim 5, wherein: the side wall shaping of scraper blade (38) orientation filter screen (36) has a plurality of teeth (39), and a plurality of teeth (39) equidistance sets up.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120141163.7U CN212606035U (en) | 2021-01-19 | 2021-01-19 | Pillow type packaging machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120141163.7U CN212606035U (en) | 2021-01-19 | 2021-01-19 | Pillow type packaging machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212606035U true CN212606035U (en) | 2021-02-26 |
Family
ID=74701775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120141163.7U Expired - Fee Related CN212606035U (en) | 2021-01-19 | 2021-01-19 | Pillow type packaging machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212606035U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114348309A (en) * | 2021-12-21 | 2022-04-15 | 东北林业大学 | Intelligent packaging equipment for industrial production |
| CN115253376A (en) * | 2022-08-10 | 2022-11-01 | 江苏鸿祺生物科技有限公司 | A special supercritical extraction device for propolis production with pretreatment structure |
| CN120054117A (en) * | 2025-04-01 | 2025-05-30 | 云朗环境科技(山东)有限公司 | Indoor air filter |
-
2021
- 2021-01-19 CN CN202120141163.7U patent/CN212606035U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114348309A (en) * | 2021-12-21 | 2022-04-15 | 东北林业大学 | Intelligent packaging equipment for industrial production |
| CN115253376A (en) * | 2022-08-10 | 2022-11-01 | 江苏鸿祺生物科技有限公司 | A special supercritical extraction device for propolis production with pretreatment structure |
| CN120054117A (en) * | 2025-04-01 | 2025-05-30 | 云朗环境科技(山东)有限公司 | Indoor air filter |
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