CN103738682B - Rotary feed valve - Google Patents
Rotary feed valve Download PDFInfo
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- CN103738682B CN103738682B CN201410050297.2A CN201410050297A CN103738682B CN 103738682 B CN103738682 B CN 103738682B CN 201410050297 A CN201410050297 A CN 201410050297A CN 103738682 B CN103738682 B CN 103738682B
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- rotor
- feeding valve
- swivel feeding
- pressure release
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Abstract
The invention discloses a rotary feed valve which comprises a shell, a rotor contained in the shell, a feed inlet formed in the upper part of the shell, a feed outlet formed in the lower part of the shell, and a pressure relief vent formed in the shell, wherein the pressure relief vent is located on the shell on one side corresponding to the return path of the rotor, and the pressure relief vent is communicated with a radial plate interval space of the rotor. The pressure relief vent is formed in the shell of the rotary feed valve provided by the invention, the pressure relief vent is used for releasing high-pressure fluid which is obtained from the feed outlet in the return path of the rotor and deposited in the radial plate interval space in advance, when the returned radial plate interval space of the rotor reaches the feed inlet, less high-pressure fluid is left, so that the high-pressure fluid is effectively prevented from blocking materials at the feed inlet, and the feed efficiency is increased.
Description
Technical field
The present invention relates to Transfer Technology field between closed environment and open environment for the material, particularly to a kind of rotation
Feed valve.
Background technology
Swivel feeding valve be the fields such as machinery, chemical industry, grain processing commonly use a kind of device, be mainly used in material continuously from
Open environment is input to closed environment or exports to open environment from closed environment, may between this closed environment and open environment
There is larger pressure reduction or the temperature difference.By the rotation of swivel feeding valve, continuous conveying thing between closed environment and open environment
It is ensured that the stablizing of the pressure of closed environment or temperature while material.
Existing swivel feeding valve mainly includes charging aperture, discharging opening, rotor, housing and power set.Under normal circumstances,
Charging aperture and discharging opening connect open environment and closed environment respectively, and material enters the disc spaced apart intervals of rotor from charging aperture,
After rotor rotates, when going to discharging opening, material discharges from discharging opening, will by this process at the disc interval being loaded with material
Material is transported to closed environment from open environment, it is of course also possible to by charging aperture and discharging opening respectively with closed environment and opening
Environment connects, and realizes material and exports to open environment from closed environment.It is more than open environment, the two pressure reduction in closed environment pressure
In the case of larger, especially when conveying density less material, the situation of difficult feed usually occurs.Mainly former
Because having two：Although the 1, the sealing property of existing swivel feeding valve is stepping up, can not accomplish to fully seal, closed environment
In gases at high pressure or liquid can from the discharging opening of swivel feeding valve to charging aperture discharge (contrary with the feedstock direction of material), close
Spending less material (such as tobacco shred) will be affected it is impossible to smooth charging by air-flow or liquid flow direction.2nd, swivel feeding valve turn
During son rotation, during the baffle interval space of rotor turns to charging aperture from discharging opening, disc clearance space can be full of height
Calm the anger body or liquid, and in charging aperture release, cause material to be blown out charging aperture by air-flow or liquor stream, cause difficult feed.
And the sealing that current swivel feeding valve is both for how improving swivel feeding valve is designed, to reduce gas
Body or liquid are passed through the disc outer rim of rotor or the side plate of rotor and are revealed to charging aperture with body clearance, improve powder feeding efficiency, but
Be the amount of the fluid that gap is revealed at crossing rotor periphery and side plate be sub-fraction, high-pressure fluid can not be solved from discharging
The problem that mouth is revealed to charging aperture by the disc clearance space of rotor, leads to powder feeding efficiency low.
In sum, how effectively to prevent from high-pressure fluid from leaking to charging aperture from discharging opening, and then effectively improve rotation sending
The powder feeding efficiency of material valve, becomes those skilled in the art's problem demanding prompt solution.
Content of the invention
In view of this, it is an object of the invention to provide a kind of swivel feeding valve, effectively to prevent high-pressure fluid from discharging
Mouth leaks to charging aperture, and then effectively improves the powder feeding efficiency of swivel feeding valve.
For reaching above-mentioned purpose, the present invention provides technical scheme below：
A kind of swivel feeding valve, including：Housing；It is contained in the rotor of described enclosure interior；It is opened in described housing upper
Charging aperture and described lower housing portion discharging opening；
Also include：
Open up pressure release orifice on the housing, described pressure release orifice is located at corresponding with described rotor return path
A side body on, and described pressure release orifice connected with the disc clearance space of described rotor.
Preferably, in above-mentioned swivel feeding valve, described charging aperture is divided into row pressure mouth and material inlet, described row pressure by dividing plate
Mouth is located between described material inlet and described pressure release orifice.
Preferably, in above-mentioned swivel feeding valve, also include being arranged on the rotation for positive feed at described material inlet
Turn feed arrangement.
Preferably, in above-mentioned swivel feeding valve, described rotary feeding device is passed by chain wheel driving mechanism with described rotor
Graduating power.
Preferably, in above-mentioned swivel feeding valve, described chain wheel driving mechanism also includes tensioning wheel.
Preferably, in above-mentioned swivel feeding valve, also include the height all connecting with described pressure release orifice and described row pressure mouth
Pressure fluid collection conduit.
Preferably, in above-mentioned swivel feeding valve, the quantity of described pressure release orifice at least one.
Preferably, in above-mentioned swivel feeding valve, in the disc outer rim that also includes be arranged on described rotor for and described shell
The sealing strip of the inner headed face compression sealing of body.
Preferably, in above-mentioned swivel feeding valve, also include being arranged on the side plate of described rotor circumferentially by described shell
The sealing ring of the medial surface compression sealing of body.
Preferably, in above-mentioned swivel feeding valve, between the outer rim of described sealing strip and described disc, it is provided with sealing strip bullet
Spring；It is provided with sealing ring spring outside described sealing ring and described side plate.
Compared with prior art, the invention has the beneficial effects as follows：
Pressure release orifice is offered, pressure release orifice is used for rotor exists on the swivel feeding valve housing that the present invention provides
Obtain and accumulate in the high-pressure fluid in disc clearance space from discharging opening in return path and discharge in advance, when rotor return
Disc clearance space reach charging aperture at seldom have high-pressure fluid, thus effectively prevent high-pressure fluid to charging aperture
The inhibition of the material at place, improves powder feeding efficiency.
Brief description
In order to be illustrated more clearly that the embodiment of the present invention or scheme of the prior art, below will be to embodiment or existing skill
Described in art the accompanying drawing of required use be briefly described it should be apparent that, drawings in the following description are only the present invention
Some embodiments, for those skilled in the art, on the premise of not paying creative work, can also be according to these
Accompanying drawing obtains other accompanying drawings.
Fig. 1 is a kind of structural representation of swivel feeding valve provided in an embodiment of the present invention；
Fig. 2 is the left view of Fig. 1；
Fig. 3 is the structural representation of another kind swivel feeding valve provided in an embodiment of the present invention；
Fig. 4 is the rotor structure schematic diagram in swivel feeding valve provided in an embodiment of the present invention.
In above-mentioned Fig. 1-Fig. 4, housing 1, rotary feeding device 2, charging aperture 3, material inlet 301, dividing plate 302, row
Pressure mouth 303, chain wheel driving mechanism 4, tensioning wheel 401, rotor 5, disc 501, side plate 502, rotating shaft 503, pressure release
Mouth 6, discharging opening 7, sealing strip 8, sealing strip spring 9, sealing ring 10, sealing ring spring 11.
Specific embodiment
The core of the present invention there is provided a kind of swivel feeding valve, effectively prevent high-pressure fluid from discharging opening leak to into
Material mouth, and then effectively increase the powder feeding efficiency of swivel feeding valve.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Base
In embodiments of the invention, those of ordinary skill in the art obtained on the premise of not making creative work all its
Its embodiment, broadly falls into the scope of protection of the invention.
Refer to Fig. 1-Fig. 4, Fig. 1 is a kind of structural representation of swivel feeding valve provided in an embodiment of the present invention；Fig. 2 is
The left view of Fig. 1；Fig. 3 is the structural representation of another kind swivel feeding valve provided in an embodiment of the present invention；Fig. 4 is that the present invention is real
Rotor structure schematic diagram in the swivel feeding valve of example offer is provided.
Embodiments provide a kind of swivel feeding valve, including housing 1, rotor 5, charging aperture 3, discharging opening 7, power
Device and pressure release orifice 6；Wherein, rotor 5 is contained in inside housing 1, in housing 1 inner rotation, as shown in figure 4, rotor 5 wraps
Include rotating shaft 503, disc 501 and side plate 502, between adjacent disc 501, form disc clearance space；Charging aperture 3 is opened in housing 1
Top, for feeding, discharging opening 7 is arranged on housing 1 bottom, for discharging it is generally the case that charging aperture 3 and discharging opening 7 are distinguished
Connect open environment and closed environment, thus realizing material from open environment to the conveying of closed environment；Pressure release orifice 6 opens up
On housing 1, and pressure release orifice 6 is located on a side body 1 corresponding with the return path of rotor 5, and return path refers to turn
The disc 501 of son 5 turns to the rotation path of charging aperture 3 from discharging opening 7, and return path is contrary with feeding path, and pressure is released
Put mouth 6 to connect with the disc clearance space of rotor 5.
The work process of above-mentioned swivel feeding valve and operation principle are：Material enters the shell of swivel feeding valve from charging aperture 3
Inside body 1, and fall into inside the disc clearance space of rotor 5, material under the drive of the rotor 5 that not stall is moved, in Fig. 1
Shown in the direction of arrow, material is sent to discharging opening 7 from charging aperture 3, and material enters closed environment from discharging opening 7.Due to discharging opening 7
Connect with the disc clearance space of rotor 5, then the gases at high pressure in closed environment or liquid enter the spoke of rotor 5 from discharging opening 7
In plate clearance space and mobile to charging aperture 3 along return path with disc clearance space, in the process, due to right
Housing 1 side answering return path offers pressure release orifice 6, then the gases at high pressure in disc clearance space or liquid in advance from
Discharge at pressure release orifice 6, thus greatly reducing the high-pressure fluid content in disc clearance space.After discharging high-pressure fluid
Disc clearance space reach charging aperture 3 when, the amount leaking to the high-pressure fluid of charging aperture 3 from discharging opening 7 greatly reduces, thus
Effectively reduce the inhibition to the material at charging aperture 3 for the high-pressure fluid, and then improve powder feeding efficiency.
Swivel feeding valve is optimized further, the charging aperture 3 of the swivel feeding valve in the embodiment of the present invention is by 302 points of dividing plate
Become row pressure mouth 303 and material inlet 301, row pressure mouth 303 is located between material inlet 301 and pressure release orifice 6, i.e. row pressure mouth
303 compared with material inlet 301 closer to pressure release orifice 6, material inlet 301 is used dedicated for sending into material, row pressure mouth 303
In discharge high-pressure fluid.The purpose of so setting is to pass through between the disc that pressure release orifice 6 discharges high-pressure fluid to work as
When space moves to row pressure mouth 303, the release of advanced row further high-pressure fluid, thus more effectively reduce high-pressure fluid
Inhibition to the feed operation at material inlet 303.
Further, the swivel feeding valve in the present embodiment also includes being arranged on the rotary feeding at material inlet 301
Device 2, for positive feed, rotary feeding device 2, using the structure similar to rotor, is fixedly mounted in material inlet 301,
By rotation, material is forcibly fed in the disc clearance space of rotor 5, rotary feeding device 2 stops high-pressure fluid from thing simultaneously
Material import 301 is discharged in open environment, weakens the inhibition to charging, further increases powder feeding efficiency.
Rotary feeding device 2 in the present embodiment and rotor 5 transmit power, chain gear transmission machine by chain wheel driving mechanism 4
The second sprocket wheel and chain that the first sprocket wheel that structure 4 includes rotating coaxially with rotor 5 is rotated coaxially with rotary feeding device 2, this
The power of sample whole swivel feeding valve just can be driven by power set.Certainly, rotor 5 and rotary feeding device 2 also may be used
To enter action edge transmission by belt gear, or rotor 5 and rotary feeding device 2 can also individually be equipped with one
Power set, from without setting drive mechanism.
Further, if entering action edge transmission using chain wheel driving mechanism 4, chain wheel driving mechanism 4 also includes tensioning
Wheel 401, for adjust chain tensioning degree it is ensured that transmission stationarity.
Concentration in order to realize high-pressure fluid is discharged or is recycled, and is conducive to the improvement of production environment, the present invention simultaneously
Swivel feeding valve in embodiment also includes the high-pressure fluid collection conduit all connecting with pressure release orifice 6 and row pressure mouth 303, uses
The high-pressure fluid discharging from closed environment in centralized collection, is easy to recycle.
As optimization, the quantity of the pressure release orifice 6 in the embodiment of the present invention at least one can be one, two,
Three or more, determine the quantity of pressure release orifice 6 according to actual needs, and here is not specifically limited.
In order to avoid the high-pressure fluid in discharging opening 7 to reveal to charging aperture 3 further, the swivel feeding valve in the present embodiment
The sealing strip 8 in disc 501 outer rim also including be arranged on rotor 5, sealing strip 8 is used for the inner headed face compression sealing with housing 1,
Due to being provided with sealing strip 8, effectively prevent seam between disc 501 outer rim of rotor 5 and housing 1 inner headed face for the high-pressure fluid
Leak to charging aperture 3 in gap, powder feeding efficiency is improved by the sealing property strengthening swivel feeding valve.
It is highly preferred that it is close on the circumference of side plate 502 that also includes be arranged on rotor 5 of the swivel feeding valve in the present embodiment
Seal ring 10, sealing ring 10 is used for the medial surface compression sealing with housing 1, due to being provided with sealing ring 10, effectively prevent high pressure
Fluid leaks to charging aperture 3, by further enhancing rotation the gap between the side plate 502 and the medial surface of housing 1 of rotor 5
The sealing property turning feed valve, to improve powder feeding efficiency, prevents high-pressure fluid from material is given and hinders, and particularly density is relatively
Little material.
In order to be further ensured that sealing effectiveness, it is provided with close between sealing strip 8 in the present embodiment and the outer rim of disc 501
Strip of paper used for sealing spring 9, by the elastic force of sealing strip spring 9, makes sealing strip 8 be pressed on all the time on the inner headed face of housing 1；Meanwhile, seal
It is additionally provided with sealing ring spring 11 outside ring 10 and the side plate 502 of rotor 5, sealing ring 10 is made by the elastic force of sealing ring spring 11
All the time it is pressed on the medial surface of housing 1, realize good sealing.
In this specification, each embodiment is described by the way of going forward one by one, and what each embodiment stressed is and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
Described above to the disclosed embodiments, makes professional and technical personnel in the field be capable of or uses the present invention.
Multiple modifications to these embodiments will be apparent from for those skilled in the art, as defined herein
General Principle can be realized without departing from the spirit or scope of the present invention in other embodiments.Therefore, the present invention
It is not intended to be limited to the embodiments shown herein, and be to fit to and principles disclosed herein and features of novelty phase one
The scope the widest causing.
Claims (8)
1. a kind of swivel feeding valve, including：Housing (1)；It is contained in the internal rotor (5) of described housing (1)；It is opened in described shell
The charging aperture (3) on body (1) top and the discharging opening (7) of described housing (1) bottom；
It is characterized in that, also include：
It is opened in the pressure release orifice (6) on described housing (1), described pressure release orifice (6) is located at and the returning of described rotor (5)
On the corresponding side body in journey path (1), and described pressure release orifice (6) is connected with the disc clearance space of described rotor (5)；
Described charging aperture (3) is divided into row pressure mouth (303) and material inlet (301) by dividing plate (302), and described row pressure mouth (303) is located at institute
State between material inlet (301) and described pressure release orifice (6)；
Also include the high-pressure fluid collection conduit all connecting with described pressure release orifice (6) and described row pressure mouth (303).
2. swivel feeding valve according to claim 1 is it is characterised in that also include being arranged on described material inlet (301)
The rotary feeding device (2) for positive feed at place.
3. swivel feeding valve according to claim 2 is it is characterised in that described rotary feeding device (2) and described rotor
(5) power is transmitted by chain wheel driving mechanism (4).
4. swivel feeding valve according to claim 3 is it is characterised in that described chain wheel driving mechanism (4) also includes tensioning
Wheel (401).
5. swivel feeding valve according to claim 1 is it is characterised in that the quantity of described pressure release orifice (6) is at least
One.
6. the swivel feeding valve according to any one of claim 1-5 is it is characterised in that also include being arranged on described rotor
(5) sealing strip (8) with the inner headed face compression sealing of described housing (1) is used on disc (501) outer rim.
7. swivel feeding valve according to claim 6 is it is characterised in that also include being arranged on the side plate of described rotor (5)
(502) circumferentially by the sealing ring (10) of the medial surface compression sealing with described housing (1).
8. swivel feeding valve according to claim 7 is it is characterised in that described sealing strip (8) and described disc (501)
It is provided with sealing strip spring (9) between outer rim；It is provided with sealing ring spring outside described sealing ring (10) and described side plate (502)
(11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410050297.2A CN103738682B (en) | 2014-02-13 | 2014-02-13 | Rotary feed valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410050297.2A CN103738682B (en) | 2014-02-13 | 2014-02-13 | Rotary feed valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103738682A CN103738682A (en) | 2014-04-23 |
| CN103738682B true CN103738682B (en) | 2017-02-08 |
Family
ID=50495777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410050297.2A Active CN103738682B (en) | 2014-02-13 | 2014-02-13 | Rotary feed valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103738682B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104355068A (en) * | 2014-10-31 | 2015-02-18 | 河北博广环保设备制造有限公司 | Ring cover type rotary blanking tank |
| CN107444929A (en) * | 2017-09-14 | 2017-12-08 | 苏州金泉新材料股份有限公司 | Masterbatch conveying device |
| CN109701041A (en) * | 2017-10-26 | 2019-05-03 | 上海敏杰制药机械有限公司 | A kind of sterilizer and the method using sterilizer sterilizing |
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|---|---|---|---|---|
| US4710067A (en) * | 1985-01-07 | 1987-12-01 | Frank Salley | Rotary air lock feeder |
| EP0930256B1 (en) * | 1998-01-20 | 2002-10-30 | Coperion Waeschle GmbH & Co. KG | Vent orifice for a cellular rotary valve |
| CN200981759Y (en) * | 2006-10-25 | 2007-11-28 | 夏永泽 | Multipurpose impeller-type sealing baiting instrument |
| CN201092486Y (en) * | 2007-11-09 | 2008-07-30 | 江苏智思机械集团有限公司 | Rotary-seal feeding valve |
| CN101676179A (en) * | 2008-09-18 | 2010-03-24 | 北京航天试验技术研究所 | Rotary sealing feeding valve |
| CN202030327U (en) * | 2011-04-28 | 2011-11-09 | 中国石油化工股份有限公司 | Rotary valve feeding port structure |
| CN202897546U (en) * | 2012-05-24 | 2013-04-24 | 杭州华新净水有限公司 | Anti-bite rotary feeding valve |
| CN203714664U (en) * | 2014-02-13 | 2014-07-16 | 吉林烟草工业有限责任公司 | Rotary feeding valve |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7757903B2 (en) * | 2006-10-20 | 2010-07-20 | Flsmidth A/S | Feeder assembly for bulk solids |
| JP4990086B2 (en) * | 2007-10-05 | 2012-08-01 | 株式会社ツカサ | Powder and particle feeder |
-
2014
- 2014-02-13 CN CN201410050297.2A patent/CN103738682B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4710067A (en) * | 1985-01-07 | 1987-12-01 | Frank Salley | Rotary air lock feeder |
| EP0930256B1 (en) * | 1998-01-20 | 2002-10-30 | Coperion Waeschle GmbH & Co. KG | Vent orifice for a cellular rotary valve |
| CN200981759Y (en) * | 2006-10-25 | 2007-11-28 | 夏永泽 | Multipurpose impeller-type sealing baiting instrument |
| CN201092486Y (en) * | 2007-11-09 | 2008-07-30 | 江苏智思机械集团有限公司 | Rotary-seal feeding valve |
| CN101676179A (en) * | 2008-09-18 | 2010-03-24 | 北京航天试验技术研究所 | Rotary sealing feeding valve |
| CN202030327U (en) * | 2011-04-28 | 2011-11-09 | 中国石油化工股份有限公司 | Rotary valve feeding port structure |
| CN202897546U (en) * | 2012-05-24 | 2013-04-24 | 杭州华新净水有限公司 | Anti-bite rotary feeding valve |
| CN203714664U (en) * | 2014-02-13 | 2014-07-16 | 吉林烟草工业有限责任公司 | Rotary feeding valve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103738682A (en) | 2014-04-23 |
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