CN203582006U - Negative-pressure feeding machine - Google Patents

Negative-pressure feeding machine Download PDF

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Publication number
CN203582006U
CN203582006U CN201320587331.0U CN201320587331U CN203582006U CN 203582006 U CN203582006 U CN 203582006U CN 201320587331 U CN201320587331 U CN 201320587331U CN 203582006 U CN203582006 U CN 203582006U
Authority
CN
China
Prior art keywords
staving
barrel
negative pressure
filter core
valve casing
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.)
Expired - Fee Related
Application number
CN201320587331.0U
Other languages
Chinese (zh)
Inventor
彭华
劳乔新
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.)
DONGGUAN HEJIN PLASTIC MACHINERY Co Ltd
Original Assignee
DONGGUAN HEJIN PLASTIC MACHINERY 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 DONGGUAN HEJIN PLASTIC MACHINERY Co Ltd filed Critical DONGGUAN HEJIN PLASTIC MACHINERY Co Ltd
Priority to CN201320587331.0U priority Critical patent/CN203582006U/en
Application granted granted Critical
Publication of CN203582006U publication Critical patent/CN203582006U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a negative-pressure feeding machine which comprises a barrel, a dust collection barrel, a tee pipe, a reverse airflow switch and a filter element. An air outlet is formed in the top surface of the barrel, a discharging port matched with the dust collection barrel is formed in the bottle surface of the barrel, an opening in the dust collection barrel is in butt joint with the discharging port, an air suction port is formed in the top of the side wall of the barrel, the filter element is arranged in the barrel and can cover the air outlet, a first joint of the tee pipe is connected with the air outlet, a second joint of the tee pipe is connected with an evacuating device, and the reverse airflow switch is arranged on a third joint of the tee pipe and can control the third joint to open or close. By the aid of the principle of atmospheric pressure difference, gas reversely flows back into the barrel, materials and dust adsorbed on the filter element are automatically separated and fall on the dust collection barrel, the filter element is automatically cleaned, traditional filter element cleaning procedures are effectively decreased, unnecessary material waste is avoided, cost is reduced, production cycle is shortened, and working efficiency is greatly improved.

Description

Negative pressure feeder
Technical field
The utility model relates to feeder technical field, is specifically related to a kind of negative pressure feeder.
Background technology
In prior art, various powders mix, the charging work of disintegrating apparatus is all that to adopt artificial Dumpage type to complete reinforced mostly, and not only labour intensity is large, and dust from flying, contaminated environment, easily to operative employee, cause actual bodily harm.
Afterwards, release on the market a kind of Material sucking machine, use the poor principle of bar pressure, by the running of the negative pressure sources such as blowing engine, vacuum pump, air in leakproof tank is extracted out, in airtight container, produce negative pressure, the material sucking mouth that connects this leakproof tank one side is drawn into material in leakproof tank under atmospheric effect, and then completes material loading object.
But in suction process, for avoiding material can enter into negative pressure source, need to install filter core additional and filter.Although can realize like this filtering function,, material can adhere on filter core, can automatically not drop, this not only causes the waste of certain material, and often completes suction operation one time, all need filter core to clear up, otherwise can affect material loading effect, make troubles to production, use, impact carrys out production efficiency, in addition, in scale removal process, the dust in material can fly upward everywhere, affect working environment, jeopardize the healthy of operative employee.
Utility model content
For above-mentioned deficiency, the purpose of this utility model is, provides a kind of structure design ingenious, reasonable, energy Automatic clearance filter core, and the effective negative pressure feeder of material loading.
For achieving the above object, technical scheme provided by the utility model is: a kind of negative pressure feeder, it comprises staving, dust bucket, three-way pipe, back draught switch and filter core, the end face of described staving is provided with air extractor duct, bottom surface is provided with the feed opening suitable with described dust bucket, opening on described dust bucket and this feed opening connect, the top side wall of described staving is provided with air suctiton inlet, described filter core is arranged in described staving, and described air extractor duct can be covered, the first interface of described three-way pipe is connected with described air extractor duct, the second interface is connected with vacuum extractor, described back draught switch is arranged on the 3rd interface of this three-way pipe, and can control opening or closing of the 3rd interface.
As a kind of improvement of the present utility model, described filter core comprises that mounting bracket and a top have the tubbiness core body of opening, and this tubbiness core body is arranged in described staving by described mounting bracket, and the opening of this tubbiness core body and described air extractor duct are connected.
As a kind of improvement of the present utility model, described mounting bracket comprises wishbone and check screw, and the lower end of described wishbone is connected with the bottom of described tubbiness core body by check screw, and upper end is fixed on the both sides of described air extractor duct.
As a kind of improvement of the present utility model, described back draught switch comprises cylinder, valve casing and is arranged on the piston in this valve casing, the bottom surface of this valve casing is provided with dedusting ventilation inlet, one sidewall of this valve casing is provided with the admission port being connected with the 3rd interface of described three-way pipe, the cylinder body of described cylinder is fixed on another sidewall of this valve casing, the drive spindle of this cylinder stretches in described valve casing, and is connected with described piston.
As a kind of improvement of the present utility model, the outer fix of corresponding described filter core is provided with filter core fender in described staving.
As a kind of improvement of the present utility model, described dust bucket is connected with described staving by detachable snap close.
As a kind of improvement of the present utility model, described three-way pipe is provided with vacuum indicator.
As a kind of improvement of the present utility model, described vacuum means is set to blowing engine or vacuum pump.
The beneficial effects of the utility model are: the utility model structure design is ingenious, rationally, use the poor principle of bar pressure, by vacuum extractor, turn round and make staving form negative pressure, material enters in staving from air suctiton inlet, in stopping under filtration of filter core, automatically drop on dust bucket, when material loading completes, close vacuum extractor and sealing air suctiton inlet simultaneously, at this moment in staving, be still negative pressure state, then opening back draught switch makes the 3rd interface of three-way pipe be connected with extraneous space, gas oppositely flows backwards back in staving, make to be adsorbed on filter core material and dust automatic trip from and drop on dust bucket, reach the object of Automatic clearance filter core, and then the material loading workmanship of assurance next round, not only effectively traditional filter core cleaning process is gone in reduction, effectively protection working environment and operative employee's is healthy, also greatly promote work efficiency, also avoided unnecessary material waste simultaneously, reduce costs, terminal with compact integral structure in addition, compact, be easy to manufacture and safeguard, cost is low, be beneficial to wide popularization and application.
Below in conjunction with accompanying drawing and embodiment, the utility model is further illustrated.
Accompanying drawing explanation
Fig. 1 is perspective view of the present utility model.
Fig. 2 is the A-A sectional structure schematic diagram of Fig. 1.
Fig. 3 is the B-B sectional structure schematic diagram of Fig. 1.
The specific embodiment
Embodiment, referring to Fig. 1, Fig. 2 and Fig. 3, a kind of negative pressure feeder that the present embodiment provides, it comprises staving 1, dust bucket 2, three-way pipe 3, back draught switch 4 and filter core 5, the end face of described staving 1 is provided with air extractor duct 11, bottom surface is provided with the feed opening suitable with described dust bucket 2, opening and this feed opening on described dust bucket 2 connect, the top side wall of described staving 1 is provided with air suctiton inlet 12, described filter core 5 is arranged in described staving 1, and described air extractor duct 11 can be covered, the first interface 31 of described three-way pipe 3 is connected with described air extractor duct 11, the second interface 32 is connected with vacuum extractor, described back draught switch 4 is arranged on the s of this three-way pipe 3, and can control opening or closing of the 3rd interface 33.
Described filter core 5 comprises that mounting bracket and a top have the tubbiness core body 51 of opening, and this tubbiness core body 51 is arranged in described staving 1 by described mounting bracket, and the opening of this tubbiness core body 51 and described air extractor duct 11 are connected.Described mounting bracket comprises wishbone 52 and check screw 53, and the lower end of described wishbone 52 is connected with the bottom of described tubbiness core body 51 by check screw 53, and upper end is fixed on the both sides of described air extractor duct 11.Easy for installation, be easy to dismounting.
Described back draught switch 4 comprises cylinder 41, valve casing 42 and is arranged on the piston 43 in this valve casing 42, the bottom surface of this valve casing 42 is provided with dedusting ventilation inlet 44, one sidewall of this valve casing 42 is provided with the admission port being connected with the 3rd interface 33 of described three-way pipe 3, the cylinder body of described cylinder 41 is fixed on another sidewall of this valve casing 42, the drive spindle of this cylinder 41 stretches in described valve casing 42, and is connected with described piston 43.
The outer fix of corresponding described filter core 5 is provided with filter core fender 6 in described staving 1.Can effectively avoid the high velocity air entering through air suctiton inlet 12 directly to impact on described filter core 5, and then reach the object of protection filter core 5, increase the service life.Between this filter core fender 6 and filter core 5, be preferably reserved with gap, with the basis at protection filter core 5, allow filter core 5 also maintain original filter efficiency.
Described dust bucket 2 is connected with described staving 1 by detachable snap close 7.Be provided with detachable snap close 7, fast and easy dismounting dust bucket 2.
Described three-way pipe 3 is provided with vacuum indicator 8.The straightforward degree of vacuum of learning in staving 1 of handled easily work.
Described vacuum extractor is preferably blowing engine or vacuum pump.Simple in structure, easy to use.Certainly this vacuum extractor also can adopt other to have the negative pressure source of the function of vacuumizing.
During work, use the poor principle of bar pressure, by vacuum extractor, turned round and made staving 1 form negative pressure, material enters in staving 1 from air suctiton inlet 12, in stopping under filtration of filter core 5, automatically drops on dust bucket 2.
When material loading completes, seal the second interface 32 of air suctiton inlet 12 and sealing three-way pipe 3 or close vacuum extractor, at this moment in staving 1, be still negative pressure state, the drive spindle retraction of described cylinder 41, and then drive piston 43 and the admission port on described valve casing 42 to be separated, the dedusting ventilation inlet 44 of this gas of looking into extraneous space on valve casing 42 enters in valve casing 42, and successively through admission port, air extractor duct 11 and filter core 5, then enter in staving 1, realizing gas oppositely flows backwards, and then make to be adsorbed on filter core 5 material and dust automatic trip from and drop on dust bucket 2, reach the object of Automatic clearance filter core 5, and then the material loading workmanship of assurance next round, not only effectively traditional filter core 5 cleaning processes are gone in reduction, effectively protection working environment and operative employee's is healthy, also greatly promote work efficiency, also avoided unnecessary material waste simultaneously, reduce costs, conveniently enter subsequent processing, effectively shorten the production cycle, increase work efficiency.
The announcement of book and instruction according to the above description, the utility model those skilled in the art can also change and revise above-mentioned embodiment.Therefore, the utility model is not limited to the specific embodiment disclosed and described above, to modifications and changes more of the present utility model, also should fall in the protection domain of claim of the present utility model.In addition,, although used some specific terms in this specification sheets, these terms just for convenience of description, do not form any restriction to the utility model.As described in the utility model above-described embodiment, adopt structure same or analogous with it and other feeder of obtaining, all in the utility model protection domain.

Claims (8)

1. a negative pressure feeder, it is characterized in that, it comprises staving, dust bucket, three-way pipe, back draught switch and filter core, the end face of described staving is provided with air extractor duct, bottom surface is provided with the feed opening suitable with described dust bucket, opening on described dust bucket and this feed opening connect, the top side wall of described staving is provided with air suctiton inlet, described filter core is arranged in described staving, and described air extractor duct can be covered, the first interface of described three-way pipe is connected with described air extractor duct, the second interface is connected with vacuum extractor, described back draught switch is arranged on the 3rd interface of this three-way pipe, and can control opening or closing of the 3rd interface.
2. negative pressure feeder according to claim 1, it is characterized in that: described filter core comprises that mounting bracket and a top have the tubbiness core body of opening, this tubbiness core body is arranged in described staving by described mounting bracket, and the opening of this tubbiness core body and described air extractor duct are connected.
3. negative pressure feeder according to claim 2, is characterized in that: described mounting bracket comprises wishbone and check screw, the lower end of described wishbone is connected with the bottom of described tubbiness core body by check screw, and upper end is fixed on the both sides of described air extractor duct.
4. negative pressure feeder according to claim 1, it is characterized in that: described back draught switch comprises cylinder, valve casing and is arranged on the piston in this valve casing, the bottom surface of this valve casing is provided with dedusting ventilation inlet, one sidewall of this valve casing is provided with the admission port being connected with the 3rd interface of described three-way pipe, the cylinder body of described cylinder is fixed on another sidewall of this valve casing, the drive spindle of this cylinder stretches in described valve casing, and is connected with described piston.
5. negative pressure feeder according to claim 1, is characterized in that: the outer fix of corresponding described filter core is provided with filter core fender in described staving.
6. negative pressure feeder according to claim 1, is characterized in that: described dust bucket is connected with described staving by detachable snap close.
7. negative pressure feeder according to claim 1, is characterized in that: described three-way pipe is provided with vacuum indicator.
8. negative pressure feeder according to claim 1, is characterized in that: described vacuum means is set to blowing engine or vacuum pump.
CN201320587331.0U 2013-09-24 2013-09-24 Negative-pressure feeding machine Expired - Fee Related CN203582006U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320587331.0U CN203582006U (en) 2013-09-24 2013-09-24 Negative-pressure feeding machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320587331.0U CN203582006U (en) 2013-09-24 2013-09-24 Negative-pressure feeding machine

Publications (1)

Publication Number Publication Date
CN203582006U true CN203582006U (en) 2014-05-07

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320587331.0U Expired - Fee Related CN203582006U (en) 2013-09-24 2013-09-24 Negative-pressure feeding machine

Country Status (1)

Country Link
CN (1) CN203582006U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104857785A (en) * 2015-06-05 2015-08-26 江阴中南重工有限公司 Efficient dust removing device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104857785A (en) * 2015-06-05 2015-08-26 江阴中南重工有限公司 Efficient dust removing device

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Date Code Title Description
GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140507

Termination date: 20140924

EXPY Termination of patent right or utility model