CN207618635U - A kind of vacuum feeder - Google Patents

Abstract

The utility model is related to a kind of vacuum feeders, including the first Pneumatic butterfly valve, air sparger, upper cover, the first fastening assembly, middle partition board, end socket pad, filter, lower shell, journal stirrup, pneumatic diaphragm valve, gas tank, support tube, sterilizing filter, the second Pneumatic butterfly valve, third Pneumatic butterfly valve, the second fastening assembly, feed pipe, connecting tube, blind plate, discharge nozzle and sheath body；The utility model further improves sealing and isolation effect, has completely cut off the pollution of external environment and personnel to medicinal powder completely, while improving the cleanliness factor of medicinal powder conveying, and work efficiency is high, suits large area to popularize.

Description

A kind of vacuum feeder

Technical field

The utility model is related to a kind of vacuum feeders.

Background technology

Vacuum feeder is a kind of defeated come the dustless closed conduit for transmitting particle and powder material by means of pull of vacuum Equipment is sent, using the draught head of vacuum and environment space, gas in pipelines flowing is formed, granular material movement is driven, to complete At the conveying of powder, it is now widely used in pharmaceutical industry.Previous vacuum feeder sealing effect is not good enough, can not completely cut off outside completely The cleanliness factor of the pollution of environment and personnel to medicinal powder, medicinal powder conveying is relatively low, needs further improvement.

Utility model content

In view of the above-mentioned state of the art, the technical problem to be solved by the utility model is to provide a kind of further Sealing and isolation effect are improved, has completely cut off the pollution of external environment and personnel to medicinal powder completely, while improving medicinal powder conveying Cleanliness factor, and the vacuum feeder that work efficiency is high.

Technical solution is used by the utility model solves above-mentioned technical problem：A kind of vacuum feeder, including first It is Pneumatic butterfly valve, air sparger, upper cover, the first fastening assembly, middle partition board, end socket pad, filter, lower shell, journal stirrup, pneumatic Diaphragm valve, gas tank, support tube, sterilizing filter, the second Pneumatic butterfly valve, third Pneumatic butterfly valve, the second fastening assembly, feed pipe, Connecting tube, blind plate, discharge nozzle and sheath body, which is characterized in that the upper end inside center of the upper cover is installed with air sparger, Be formed with manifold on the air sparger, one end of the manifold pass through straight up the top center of upper cover and with connect One end of pipe is connected, and the other end of the manifold is outwardly formed that there are four the branch pipes being along the circumferential direction angularly distributed；It is described The other end of connecting tube is connected with the inlet end of gas tank, and pneumatic diaphragm valve is installed in the connecting tube, and the gas tank goes out It is installed with sterilizing filter on gas end, discharge nozzle is connected on the air intake of the sterilizing filter, is installed on the discharge nozzle There is the second Pneumatic butterfly valve.

Preferably, it is formed with the exhaust tube being distributed vertically on the outside of the upper end of the upper cover, is installed on the exhaust tube First Pneumatic butterfly valve.

Preferably, the lower face of the upper cover is fixed with lower shell, the upper cover by four the second fastening assemblies The middle partition board of horizontal distribution is further fixed between lower shell；The horizontal edge of both sides up and down of the middle partition board, which is bonded, to be provided with One end socket pad.

It is preferably, embedded in the upper plane of the middle partition board to fix there are four the sheath body being along the circumferential direction angularly distributed, Four sheath bodies are located at the underface of four branch pipes, and the branch pipe is extend into sheath body, and each sheath body passes through four A first fastening assembly is fixed on middle partition board；The lower end of each sheath body install there are one filter；Four mistakes Filter is respectively positioned on the inner upper end of lower shell.

Preferably, there are four the journal stirrups being along the circumferential direction angularly distributed for the outer lateral side portion fixation of the lower shell.

Preferably, the lower end of the lower shell has been outwardly formed barrel of funnel, and the lower end center of the barrel of funnel is connected with perpendicular The feed pipe being directly distributed, the feed pipe are connected with the inside of lower shell, and third Pneumatic butterfly valve is installed on the feed pipe.

Preferably, it is further fixed on support tube between the lower shell and the outer lateral side of gas tank, is embedded on the support tube It is installed with blind plate, support tube is divided into two sections by the blind plate.

Compared with prior art, the utility model has the advantage of：Vacuum feeder is a kind of next by means of pull of vacuum The dustless closed conduit conveying equipment for transmitting particle and powder material forms pipe using the draught head of vacuum and environment space Gas flows in road, drives granular material movement, to complete the conveying of powder, is now widely used in pharmaceutical industry.Previous is true Empty feeder sealing effect is not good enough, can not completely cut off the pollution of external environment and personnel to medicinal powder, the cleanliness factor of medicinal powder conveying completely It is relatively low；The utility model has installed sterilizing filter additional in the upstream of discharge nozzle so that medicinal powder is sealed in output and removes again Bacterium, meanwhile, pneumatic diaphragm valve further improves sealing and isolation effect, has completely cut off external environment and personnel completely to medicinal powder Pollution, while the cleanliness factor of medicinal powder conveying is improved, and work efficiency is high, suits large area to popularize.

Description of the drawings

Fig. 1 is the sectional structure chart of the utility model；

Fig. 2 is the overlooking structure figure inside the lower shell of the utility model.

Specific implementation mode

As shown in Fig. 1~2, a kind of vacuum feeder, including the first Pneumatic butterfly valve 1, air sparger 2, upper cover 3, One fastening assembly 4, middle partition board 5, end socket pad 6, filter 7, lower shell 8, journal stirrup 9, pneumatic diaphragm valve 10, gas tank 11, support tube 12, sterilizing filter 13, the second Pneumatic butterfly valve 14, third Pneumatic butterfly valve 15, the second fastening assembly 16, feed pipe 17, connecting tube 18, the upper end inside center of blind plate 19, discharge nozzle 20 and sheath body 21, upper cover 3 is installed with air sparger 2, air sparger 2 On be formed with manifold 22, one end of manifold 22 passes through the top center of upper cover 3 and one end phase with connecting tube 18 straight up Connection, the other end of manifold 22 are outwardly formed that there are four the branch pipes 21 being along the circumferential direction angularly distributed；Connecting tube 18 it is another End is connected with the inlet end of gas tank 11, and pneumatic diaphragm valve 10 is installed in connecting tube 18, is installed on the outlet side of gas tank 11 Sterilizing filter 13 is connected with discharge nozzle 20 on the air intake of sterilizing filter 13, the second pneumatic butterfly is installed on discharge nozzle 20 Valve 14；It is formed with the exhaust tube 31 being distributed vertically on the outside of the upper end of upper cover 3, the first Pneumatic butterfly valve 1 is installed on exhaust tube 31； The lower face of upper cover 3 is fixed with lower shell 8 by four the second fastening assemblies 16, also fixed between upper cover 3 and lower shell 8 There is the middle partition board 5 of horizontal distribution；The horizontal edge of both sides up and down of middle partition board 5 is bonded setting, and there are one end socket pads 6, are increased with playing Encrypt the effect of sealing property；It is embedded in the upper plane of middle partition board 5 to fix there are four the sheath body 21 being along the circumferential direction angularly distributed, Four sheath bodies 21 are located at the underface of four branch pipes 21, and branch pipe 21 is extend into sheath body 21, and each sheath body 21 passes through four First fastening assembly 4 is fixed on middle partition board 5；The lower end of each sheath body 21 install there are one filter 7；Four filters 7 It is respectively positioned on the inner upper end of lower shell 8, there are four the branch being along the circumferential direction angularly distributed for the outer lateral side portion fixation of lower shell 8 Ear 9, four journal stirrups 9 are accordingly fixed at designated mounting position, to which lower shell 8 to be securely fixed in specified horizontal position Set place；The lower end of lower shell 8 has been outwardly formed barrel of funnel 81, and the lower end center of barrel of funnel 81 is connected with the feed pipe being distributed vertically 17, feed pipe 17 is connected with the inside of lower shell 8, and third Pneumatic butterfly valve 15 is installed on feed pipe 17；Lower shell 8 and gas tank It is further fixed on support tube 12 between 11 outer lateral side, embedded on support tube 12 to be installed with blind plate 19, blind plate 19 is by support tube 12 It is divided into two sections, support tube 12 increases the fixing intensity of gas tank 11, prevents it from generating downward drawing to connecting tube 18 because of dead weight Power, the installation of blind plate 19 facilitates is divided into two sections by support tube 12, to fast and easy separation lower shell 8 and gas tank 11；In use, Feed pipe 17 is connected with external medicinal powder cylinder, the second Pneumatic butterfly valve 14 and third Pneumatic butterfly valve 15 is then opened, then, will be evacuated Pipe 31 is connected with external vacuumizing assembly, the first Pneumatic butterfly valve 1 control external vacuumizing assembly at regular time and quantity to lower shell 8 and The cavity formed between upper cover 3 is vacuumized, and then gas tank 11 is under the control of pneumatic diaphragm valve 10 and according to negative pressure original Reason extracts medicinal powder from external medicinal powder cylinder by feed pipe 17, enters the filtering that 8 traditional Chinese medicine powder of lower shell passes through four filters 7 Act on Hou Fen tetra- tunnels and enter four branch pipes 21, then converge in manifold 22 and then enter gas tank 11 via connecting tube 18, pneumatically every Film valve 10 can control time and the weight that medicinal powder enters gas tank 11, and the medicinal powder in gas tank 11 passes through degerming under the promotion of air pressure Filter 13 enters in discharge nozzle 20, has been finally completed feeding；Pneumatic diaphragm valve 10 makes the medicinal powder being located inside gas tank 11 and sets It is standby not polluted and corroded by external agency, eliminate packing seal structure, and good airproof performance.

Vacuum feeder is a kind of defeated come the dustless closed conduit for transmitting particle and powder material by means of pull of vacuum Equipment is sent, using the draught head of vacuum and environment space, gas in pipelines flowing is formed, granular material movement is driven, to complete At the conveying of powder, it is now widely used in pharmaceutical industry.Previous vacuum feeder sealing effect is not good enough, can not completely cut off outside completely The cleanliness factor of the pollution of environment and personnel to medicinal powder, medicinal powder conveying is relatively low；The utility model installs additional in the upstream of discharge nozzle 20 Sterilizing filter 13 so that medicinal powder is sealed degerming again in output, meanwhile, pneumatic diaphragm valve 10 further improves close Envelope and isolation effect, have completely cut off the pollution of external environment and personnel to medicinal powder completely, while improving the cleanliness factor of medicinal powder conveying, And work efficiency is high, suits large area to popularize.

Finally it should be noted that：Above example is only to illustrate the technical solution of the utility model, rather than its limitations； Although the utility model is described in detail with reference to the foregoing embodiments, it will be understood by those of skill in the art that its according to So can be with technical scheme described in the above embodiments is modified, or which part technical characteristic is replaced on an equal basis It changes；And these modifications or replacements, various embodiments of the utility model technical solution that it does not separate the essence of the corresponding technical solution Spirit and scope.

Claims (7)

1. a kind of vacuum feeder, including the first Pneumatic butterfly valve, air sparger, upper cover, the first fastening assembly, middle partition board, End socket pad, filter, lower shell, journal stirrup, pneumatic diaphragm valve, gas tank, support tube, sterilizing filter, the second Pneumatic butterfly valve, third Pneumatic butterfly valve, the second fastening assembly, feed pipe, connecting tube, blind plate, discharge nozzle and sheath body, which is characterized in that the upper cover Upper end inside center is installed with air sparger, is formed with manifold on the air sparger, one end of the manifold vertically to On across upper cover top center and be connected with one end of connecting tube, the other end of the manifold is outwardly formed that there are four edges The branch pipe that circumferencial direction is angularly distributed；The other end of the connecting tube is connected with the inlet end of gas tank, in the connecting tube It is installed with pneumatic diaphragm valve, is installed with sterilizing filter on the outlet side of the gas tank, on the air intake of the sterilizing filter It is connected with discharge nozzle, the second Pneumatic butterfly valve is installed on the discharge nozzle.

2. a kind of vacuum feeder according to claim 1, which is characterized in that be formed on the outside of the upper end of the upper cover The exhaust tube being distributed vertically is installed with the first Pneumatic butterfly valve on the exhaust tube.

3. a kind of vacuum feeder according to claim 1, which is characterized in that the lower face of the upper cover passes through four Second fastening assembly is fixed with lower shell, and the middle partition board of horizontal distribution is further fixed between the upper cover and lower shell；It is described The horizontal edge of both sides up and down of middle partition board is bonded setting, and there are one end socket pads.

4. a kind of vacuum feeder according to claim 1, which is characterized in that embedded solid in the upper plane of the middle partition board The sheath body being along the circumferential direction angularly distributed there are four fixed, four sheath bodies are located at the underface of four branch pipes, described Branch pipe is extend into sheath body, and each sheath body is fixed on by four the first fastening assemblies on middle partition board；Each sheath body Lower end install there are one filter；Four filters are respectively positioned on the inner upper end of lower shell.

5. a kind of vacuum feeder according to claim 1, which is characterized in that the outer lateral side portion of the lower shell is fixed There are four the journal stirrups being along the circumferential direction angularly distributed.

6. a kind of vacuum feeder according to claim 1, which is characterized in that the lower end of the lower shell has been outwardly formed Barrel of funnel, the lower end center of the barrel of funnel are connected with the feed pipe being distributed vertically, the inside phase of the feed pipe and lower shell It is connected to, third Pneumatic butterfly valve is installed on the feed pipe.

7. a kind of vacuum feeder according to claim 1, which is characterized in that the outer lateral side of the lower shell and gas tank Between be further fixed on support tube, on the support tube insertion be installed with blind plate, support tube is divided into two sections by the blind plate.