CN112058171A - Vacuum feeding dust collector for pharmacy - Google Patents

Vacuum feeding dust collector for pharmacy Download PDF

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Publication number
CN112058171A
CN112058171A CN202010925540.6A CN202010925540A CN112058171A CN 112058171 A CN112058171 A CN 112058171A CN 202010925540 A CN202010925540 A CN 202010925540A CN 112058171 A CN112058171 A CN 112058171A
Authority
CN
China
Prior art keywords
chamber
feeding
dust
cavity
intervals
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202010925540.6A
Other languages
Chinese (zh)
Inventor
周进山
闫明义
夏运喜
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anhui Yongshengtang Pharmaceutical Co ltd
Original Assignee
Anhui Yongshengtang Pharmaceutical Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Anhui Yongshengtang Pharmaceutical Co ltd filed Critical Anhui Yongshengtang Pharmaceutical Co ltd
Priority to CN202010925540.6A priority Critical patent/CN112058171A/en
Publication of CN112058171A publication Critical patent/CN112058171A/en
Withdrawn legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/71—Feed mechanisms
    • B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
    • B01F35/718—Feed mechanisms characterised by the means for feeding the components to the mixer using vacuum, under pressure in a closed receptacle or circuit system
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/181—Preventing generation of dust or dirt; Sieves; Filters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/181—Preventing generation of dust or dirt; Sieves; Filters
    • B01F35/187—Preventing generation of dust or dirt; Sieves; Filters using filters in mixers, e.g. during venting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/181—Preventing generation of dust or dirt; Sieves; Filters
    • B01F35/189—Venting, degassing or ventilating of gases, fumes or toxic vapours during mixing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/71—Feed mechanisms
    • B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
    • B01F35/71805—Feed mechanisms characterised by the means for feeding the components to the mixer using valves, gates, orifices or openings
    • B01F35/718051—Feed mechanisms characterised by the means for feeding the components to the mixer using valves, gates, orifices or openings being adjustable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
    • B01F2101/22—Mixing of ingredients for pharmaceutical or medical compositions

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Refuse Collection And Transfer (AREA)

Abstract

The invention discloses a vacuum feeding and dust removing device for pharmacy, which comprises a base, wherein a main feeding cavity and a dust removing chamber are arranged on the upper end surface of the base at intervals; the upper portion of the main feeding cavity is connected with a plurality of evenly distributed material distributing cavities, the material distributing cavities are provided with cover plates, and the inner side of the dust removing chamber is provided with a sterilizing chamber and a filtering chamber which are communicated with each other at intervals. The vacuum feeding and dedusting device for pharmacy is communicated with the main feeding cavity by being provided with a plurality of feeding cavities, so that the raw materials can be conveniently mixed; the dust chamber is arranged, so that dust generated during pharmaceutical feeding and powder remaining on the inner wall of the feeding cavity can be absorbed, dust and raw material powder in air can be absorbed through the electrostatic adsorption net, toxic substances in gas can be absorbed through the activated carbon layer, and pollution is reduced to the minimum extent through filtering of the filter screen; the filter screen can be cleaned by introducing clean water into the filter cavity; the filter screen can be driven to slide through the bidirectional screw rod, and the cleaning effect is improved.

Description

Vacuum feeding dust collector for pharmacy
Technical Field
The invention relates to a dust removal device, in particular to a vacuum feeding dust removal device for pharmacy.
Background
In recent years, the pharmaceutical industry in China is rapidly developed, and drug production and packaging equipment begins to reach the foreground, so that the pharmaceutical industry becomes an important component for the development of the pharmaceutical industry. China is also attracting more and more attention as a large producing country of pharmaceutical equipment. Pharmaceutical equipment refers to machinery and equipment for producing, processing and packaging pharmaceutical and health care products. The level of pharmaceutical equipment, the quality, the time and the quantity of the pharmaceutical equipment can meet the requirements and the after-sale service level are directly related to the quality, the economic benefit, the energy consumption, the earning of foreign exchange for export, the availability of GMP (good manufacturing practice) requirements and the like of medicines in pharmaceutical factories, so the development of the pharmaceutical equipment plays a very important role in the stable development of the pharmaceutical industry and is recognized by more and more people. When the existing pharmaceutical dedusting device is actually used, collected dust is usually directly discharged into the atmospheric environment through air, so that the atmospheric environment is polluted to a certain extent and the environmental protection is not facilitated; therefore, there is a need for improvements in the prior art.
Disclosure of Invention
The invention aims to provide a vacuum feeding and dedusting device for pharmacy to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a vacuum feeding and dedusting device for pharmacy comprises a base, wherein a main feeding cavity and a dedusting chamber are arranged on the upper end surface of the base at intervals; as a further scheme of the invention: a plurality of uniformly distributed material distributing cavities are connected above the main material loading cavity, each material distributing cavity is provided with a cover plate, the upper end of each cover plate is connected with a first dust suction pump through a dust suction pipe, each first dust suction pump is fixedly assembled above the dust removal chamber, one side of each first dust suction pump is provided with a first dust removal pipe, and each first dust removal pipe extends to the inner side of the dust removal chamber; the disinfection chamber and the filter cavity which are communicated with each other are arranged at the inner side of the dust removal chamber at intervals, and the lower part of one side of the dust removal chamber is provided with an exhaust pipe communicated with the outside.
As a further scheme of the invention: an electrostatic adsorption net and a baffle are arranged in the dust chamber at intervals, and the electrostatic adsorption net is positioned below the first dust removal pipe; the inboard of disinfection room is equipped with the activated carbon layer, and the up end fixedly connected with second dust absorption pump of disinfection room, one side of second dust absorption pump are equipped with the exhaust tube, and the exhaust tube extends to the top of baffle, and the outlet duct of buckling is installed to the opposite side of second dust absorption pump, and the outlet duct extends to the inside of disinfection room, and communicating pipe is installed on one side upper portion of disinfection room, and communicating pipe extends to the inboard of filter chamber, and the inside movable mounting of filter chamber has the filter screen.
As a further scheme of the invention: the inner side of the filter cavity is provided with a vertical bidirectional screw rod and a transmission rod at intervals, one end of the bidirectional screw rod extends to the upper part of the filter cavity and is connected with a forward and reverse rotating motor in a transmission way; two transmission plates are assembled on the bidirectional screw rod and the transmission rod at intervals, the transmission plates are in transmission fit with the bidirectional screw rod and are in sliding connection with the transmission rod, inclined connecting rods are installed on one sides of the transmission plates at intervals, one ends of the connecting rods, which are far away from the transmission plates, are assembled with the connecting seat, and two ends of the connecting rods are respectively rotatably installed with the transmission plates and the connecting seat; the filter screen of two slopes is installed at one side interval of connecting seat, and the inside upper and lower side sliding of filter chamber is equipped with the slide, and the one end that the filter screen deviates from the connecting seat rotates with the slide and installs.
As a further scheme of the invention: the upper end face fixedly connected with mount pad in main material loading chamber, the interval is equipped with vertical material loading chamber on the mount pad, and the branch pipe of buckling is installed to the lower extreme in material loading chamber, and vertical inlet pipe is installed to the upper end in main material loading chamber, and the inlet pipe is connected with the branch pipe, is equipped with the control valve on the branch pipe.
As a further scheme of the invention: the lower part of one side of the main feeding cavity is provided with a discharging bin, one side of the main feeding cavity is provided with a vacuumizing machine, and a pressure gauge is arranged in the main feeding cavity.
As a further scheme of the invention: and the inner wall of the main feeding cavity is provided with a heat insulation layer.
As a further scheme of the invention: and the communicating pipe is provided with an electromagnetic valve.
Compared with the prior art, the invention has the beneficial effects that: the vacuum feeding and dedusting device for pharmacy is communicated with the main feeding cavity by being provided with a plurality of feeding cavities, so that the raw materials can be conveniently mixed; the dust chamber is arranged, so that dust generated during pharmaceutical feeding and powder remaining on the inner wall of the feeding cavity can be absorbed, dust and raw material powder in air can be absorbed through the electrostatic adsorption net, toxic substances in gas can be absorbed through the activated carbon layer, and the pollution to the atmospheric environment is reduced to the minimum through the filtration of the filter screen; the filter screen can be cleaned by introducing clean water into the filter cavity; in addition, can drive the filter screen through two-way lead screw and slide, improve abluent effect.
Drawings
Fig. 1 is a schematic structural diagram of a vacuum feeding and dedusting device for pharmacy.
Fig. 2 is a schematic view of the assembly of the connecting seat and the filter cavity in the vacuum feeding and dust removing device for pharmacy.
FIG. 3 is a schematic diagram showing the matching connection between the feeding cavity and the cover plate in the vacuum feeding and dedusting device for pharmacy.
In the figure: 1-base, 2-main feeding cavity, 3-discharging bin, 4-vacuum extractor, 5-pressure gauge, 6-mounting seat, 7-feeding pipe, 8-branch pipe, 9-control valve, 10-feeding cavity, 11-cover plate, 12-dust-collecting pipe, 13-dust-removing chamber, 14-first dust-collecting pump, 15-first dust-removing pipe and 16-electrostatic adsorption net, 17-baffle, 18-suction pipe, 19-second dust suction pump, 20-air outlet pipe, 21-disinfection chamber, 22-activated carbon layer, 23-filter chamber, 24-communicating pipe, 25-slide seat, 26-filter screen, 27-bidirectional screw rod, 28-connecting seat, 29-driving plate, 30-connecting rod, 31-exhaust pipe and 32-driving rod.
Detailed Description
In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only used for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Example 1
Referring to fig. 1-3, a vacuum feeding and dedusting device for pharmacy comprises a base 1, wherein a main feeding cavity 2 and a dedusting chamber 13 are installed on the upper end surface of the base 1 at intervals, a plurality of uniformly distributed feeding cavities 10 are connected above the main feeding cavity 2, the feeding cavities 10 are provided with cover plates 11, the upper ends of the cover plates 11 are connected with first dust suction pumps 14 through dust suction pipes 12, the first dust suction pumps 14 are fixedly arranged above the dedusting chamber 13, one sides of the first dust suction pumps 14 are provided with first dedusting pipes 15, and the first dedusting pipes 15 extend to the inner side of the dedusting chamber 13; the inboard interval of clean room 13 has laid disinfection room 21 and filter 23 that communicate each other, and blast pipe 31 and external intercommunication are installed to one side lower part of clean room 13 to avoid the dust directly to discharge to the atmospheric environment in.
Further, an electrostatic adsorption net 16 and a baffle 17 are installed at intervals in the dust chamber 13, and the electrostatic adsorption net 16 is positioned below the first dust removal pipe 15; the inboard of disinfection room 21 is equipped with activated carbon layer 22, the up end fixedly connected with second dust absorption pump 19 of disinfection room 21, one side of second dust absorption pump 19 is equipped with exhaust tube 18, exhaust tube 18 extends to the top of baffle 17, the outlet duct 20 of buckling is installed to the opposite side of second dust absorption pump 19, outlet duct 20 extends to the inside of disinfection room 21, communicating pipe 24 is installed on one side upper portion of disinfection room 21, communicating pipe 24 extends to the inboard of filter chamber 23, the inside movable mounting of filter chamber 23 has filter screen 26.
Further, vertical bidirectional screw rods 27 and transmission rods 32 are installed on the inner side of the filter cavity 23 at intervals, and one end of each bidirectional screw rod 27 extends to the upper part of the filter cavity 23 and is in transmission connection with a forward and backward rotation motor; two transmission plates 29 are arranged on the bidirectional screw rod 27 and the transmission rod 32 at intervals, the transmission plates 29 are in transmission fit with the bidirectional screw rod 27 and are in sliding connection with the transmission rod 32, inclined connecting rods 30 are arranged on one side of each transmission plate 29 at intervals, one end of each connecting rod 30, which is far away from the corresponding transmission plate 29, is assembled with the corresponding connecting seat 28, and two ends of each connecting rod 30 are respectively rotatably installed with the corresponding transmission plate 29 and the corresponding connecting seat 28; two inclined filter screens 26 are installed at one side of connecting seat 28 at intervals, slide and be equipped with slide 25 about the inside of filter chamber 23, and the one end that filter screen 26 deviates from connecting seat 28 is installed with slide 25 rotation.
Further, the up end fixedly connected with mount pad 6 of main material loading chamber 2, the interval is equipped with vertical material loading chamber 10 on the mount pad 6, and the branch pipe 8 of buckling is installed to the lower extreme of material loading chamber 10, and vertical inlet pipe 7 is installed to the upper end of main material loading chamber 2, and inlet pipe 7 is connected with branch pipe 8, is equipped with control valve 9 on the branch pipe 8.
Furthermore, a discharge bin 3 is installed on the lower portion of one side of the main feeding cavity 2, a vacuumizing machine 4 is installed on one side of the main feeding cavity 2, and a pressure gauge 5 is installed in the main feeding cavity 2, so that the gas pressure in the main feeding cavity 2 can be monitored conveniently.
Further, the inner wall of the main feeding cavity 2 is provided with a heat insulation layer, so that the temperature in the main feeding cavity 2 is controlled when materials are mixed.
The working principle of the embodiment is as follows:
when vacuum feeding is carried out, the cover plate 11 is opened, different materials are respectively placed in the feeding cavity 10, the control valve 9 is closed, the vacuumizing machine 4 is started to operate, the change of the value of the pressure gauge 5 is observed, when the value of the pressure gauge 5 is lower than the standard atmospheric pressure, the main feeding cavity 2 reaches a vacuum state, the control valve 9 is opened, the materials enter the main feeding cavity 2 under the gas pressure to be mixed, the subsequent use is facilitated, and the discharging bin 3 is opened to facilitate the collection of the mixed materials; when dust removal operation is carried out, the cover plate 11 is installed and connected with the material dividing cavity 10, the control valve 9 and the material discharging bin 3 are opened, the first dust suction pump 14 is started to operate, the first dust suction pump 14 sucks dust or residual raw material powder in the main material dividing cavity 2 and the material dividing cavity 10, the electrostatic adsorption net 16 carries out preliminary adsorption, then the second dust suction pump 19 is started to operate, the second dust suction pump 19 sucks air mixed with dust into the sterilizing chamber 21 all the time, the air is adsorbed and sterilized by the activated carbon layer 22, then the air enters the filtering cavity 23 to be filtered and dedusted, and finally the air is discharged from the exhaust pipe 31 to avoid air pollution; when clearing up filter screen 26, start two-way lead screw 27 of positive and negative motor of turning round and send and carry out positive and negative rotation for two driving plates 29 are close to each other and keep away from, and driving plates 29 orders about filter screen 26 via connecting rod 30 and connecting seat 28 and slides, and the dust on the clearance filter screen 26 of being convenient for lets in the clear water in to filter chamber 23 via blast pipe 31, is convenient for wash filter screen 26.
Example 2
In order to avoid the water flow entering the disinfection chamber 21 through the communicating pipe 24 when the filter screen 26 is cleaned, the present embodiment is modified based on embodiment 1, and the modification is: the communicating pipe 24 is provided with an electromagnetic valve, and the communicating pipe 24 is closed when the filter screen 26 is cleaned, so that water flow is prevented from entering the sterilizing chamber 21.
It should be noted that, although the present specification describes embodiments, each embodiment does not include only a single technical solution, and such description of the specification is only for clarity, and those skilled in the art should take the specification as a whole, and the technical solutions in the embodiments may be appropriately combined to form other embodiments understood by those skilled in the art, and the above-mentioned embodiments only express the preferred embodiments of the technical solutions, and the description thereof is more specific and detailed, but should not be construed as limiting the scope of the claims of the technical solutions. It should be noted that, for those skilled in the art, various modifications, improvements and substitutions can be made without departing from the spirit of the invention, and all of them belong to the protection scope of the technical solution. The protection scope of this technical solution patent should be subject to the appended claims.

Claims (7)

1. A vacuum feeding and dedusting device for pharmacy comprises a base (1), and is characterized in that a main feeding cavity (2) and a dedusting chamber (13) are installed on the upper end surface of the base (1) at intervals; a plurality of evenly distributed material dividing cavities (10) are connected above the main material feeding cavity (2), the material dividing cavities (10) are provided with cover plates (11), the upper ends of the cover plates (11) are connected with first dust suction pumps (14) through dust suction pipes (12), the first dust suction pumps (14) are fixedly assembled above the dust removing chamber (13), one side of each first dust suction pump (14) is provided with a first dust removing pipe (15), and each first dust removing pipe (15) extends to the inner side of the dust removing chamber (13); the disinfection chamber (21) and the filter cavity (23) which are communicated with each other are arranged on the inner side of the dust removal chamber (13) at intervals, and the exhaust pipe (31) is arranged on the lower portion of one side of the dust removal chamber (13) and is communicated with the outside.
2. The vacuum feeding and dedusting device for pharmacy according to claim 1, characterized in that an electrostatic adsorption net (16) and a baffle (17) are installed inside the dedusting chamber (13) at intervals, and the electrostatic adsorption net (16) is positioned below the first dedusting pipe (15); the inboard of disinfection room (21) is equipped with activated carbon layer (22), the up end fixedly connected with second dust absorption pump (19) of disinfection room (21), one side of second dust absorption pump (19) is equipped with exhaust tube (18), exhaust tube (18) extend to the top of baffle (17), outlet duct (20) of buckling are installed to the opposite side of second dust absorption pump (19), outlet duct (20) extend to the inside of disinfection room (21), communicating pipe (24) are installed on one side upper portion of disinfection room (21), communicating pipe (24) extend to the inboard of filter chamber (23), the inside movable mounting of filter chamber (23) has filter screen (26).
3. The vacuum feeding and dedusting device for pharmacy according to claim 2, characterized in that a vertical bidirectional screw rod (27) and a transmission rod (32) are installed at the inner side of the filter chamber (23) at intervals, one end of the bidirectional screw rod (27) extends to the upper part of the filter chamber (23) and is connected with a forward and backward rotation motor in a transmission way; the two-way screw rod (27) and the transmission rod (32) are assembled with two transmission plates (29) at intervals, the transmission plates (29) are in transmission fit with the two-way screw rod (27) and are in sliding connection with the transmission rod (32), inclined connecting rods (30) are installed on one side of each transmission plate (29) at intervals, one ends of the connecting rods (30) departing from the transmission plates (29) are assembled with the connecting seats (28), and two ends of each connecting rod (30) are respectively rotatably installed with the transmission plates (29) and the connecting seats (28); two inclined filter screens (26) are installed at one side interval of connecting seat (28), and the inside downside is gone up in filter chamber (23) and is slided and be equipped with slide (25), and filter screen (26) deviate from the one end and the slide (25) rotation installation of connecting seat (28).
4. The vacuum feeding and dedusting device for pharmacy according to claim 1, wherein a mounting seat (6) is fixedly connected to the upper end face of the main feeding cavity (2), vertical feeding cavities (10) are arranged on the mounting seat (6) at intervals, bent branch pipes (8) are arranged at the lower ends of the feeding cavities (10), a vertical feeding pipe (7) is arranged at the upper end of the main feeding cavity (2), the feeding pipe (7) is connected with the branch pipes (8), and a control valve (9) is arranged on the branch pipes (8).
5. The vacuum feeding and dedusting device for pharmacy according to claim 4, wherein a discharging bin (3) is installed at the lower part of one side of the main feeding cavity (2), a vacuumizing machine (4) is installed at one side of the main feeding cavity (2), and a pressure gauge (5) is installed in the main feeding cavity (2).
6. The vacuum feeding and dedusting device for pharmacy according to claim 5, characterized in that the inner wall of the main feeding cavity (2) is provided with an insulating layer.
7. The vacuum feeding and dedusting device for pharmacy according to claim 2, characterized in that the communicating pipe (24) is provided with an electromagnetic valve.
CN202010925540.6A 2020-09-07 2020-09-07 Vacuum feeding dust collector for pharmacy Withdrawn CN112058171A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010925540.6A CN112058171A (en) 2020-09-07 2020-09-07 Vacuum feeding dust collector for pharmacy

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010925540.6A CN112058171A (en) 2020-09-07 2020-09-07 Vacuum feeding dust collector for pharmacy

Publications (1)

Publication Number Publication Date
CN112058171A true CN112058171A (en) 2020-12-11

Family

ID=73665702

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010925540.6A Withdrawn CN112058171A (en) 2020-09-07 2020-09-07 Vacuum feeding dust collector for pharmacy

Country Status (1)

Country Link
CN (1) CN112058171A (en)

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Application publication date: 20201211

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