CN109201492A - Air-duct adjusting device, air-supply assembly and wheat flour purifier - Google Patents
Air-duct adjusting device, air-supply assembly and wheat flour purifier Download PDFInfo
- Publication number
- CN109201492A CN109201492A CN201710550713.9A CN201710550713A CN109201492A CN 109201492 A CN109201492 A CN 109201492A CN 201710550713 A CN201710550713 A CN 201710550713A CN 109201492 A CN109201492 A CN 109201492A
- Authority
- CN
- China
- Prior art keywords
- shell
- air
- aerofoil
- adjusting device
- worm gear
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B11/00—Arrangement of accessories in apparatus for separating solids from solids using gas currents
- B07B11/02—Arrangement of air or material conditioning accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/18—Adding fluid, other than for crushing or disintegrating by fluid energy
- B02C23/20—Adding fluid, other than for crushing or disintegrating by fluid energy after crushing or disintegrating
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The present invention relates to wheat flour purifier fields, disclose a kind of air-duct adjusting device, air-supply assembly and wheat flour purifier, the air-duct adjusting device includes shell (1), worm gear mechanism, worm screw support portion, aerofoil shaft (2) and aerofoil, the aerofoil shaft (2) is through the shell (1) and is rotatably mounted in the shell (1), the aerofoil is mounted on the aerofoil shaft (2) and is located in the shell (1), outside of the worm gear mechanism setting in the shell (1), the worm gear (4) of the worm gear mechanism is nested in being pierced by the outer part of the shell (1) of the aerofoil shaft (2), the worm screw support portion is installed on the shell (1) and provides rotation support to the worm screw of the worm gear mechanism (3).The self-locking performance of air-duct adjusting device provided by the invention is good and Adjustment precision is high.
Description
Technical field
The present invention relates to wheat flour purifier fields, more particularly to air-duct adjusting device, air-supply assembly and wheat flour purifier.
Background technique
Wheat flour purifier is the machinery for isolating purer germ particles in the material after grinding from flour mill, wherein clear
Powder machine is the wind regime for adjusting extraneous blower by the opening degree of aerofoil and providing.In the prior art, wheat flour purifier is to utilize and wind
The lever of aerofoil connection in road adjusts the opening degree of aerofoil, and the end of lever is prominent in the outside of wheat flour purifier, operator
Using extraneous handle come the opening degree of control lever.
There is self-locking performance difference in this structure, the wind that aerofoil is easy to be spread out of in air duct is blown, and due to clear powder
The bolt of the vibration of machine, fastening lever can come loose, and the opening degree of aerofoil is caused to occur to change frequent occurrence, can not be accurately right
The air quantity blown out in air duct is controlled.
Therefore, it is necessary to the adjustment components that a kind of self-locking performance is good and Adjustment precision is high.
Summary of the invention
The purpose of the invention is to overcome the problems, such as that self-locking performance of the existing technology is poor, Adjustment precision is low, one kind is provided
Air-duct adjusting device, the air-duct adjusting device self-locking performance is good and Adjustment precision is high.
To achieve the goals above, one aspect of the present invention provides a kind of air-duct adjusting device, which includes
Shell, worm gear mechanism, worm screw support portion, aerofoil shaft and aerofoil, the aerofoil shaft is through the shell and rotatable
Ground is installed on the shell, and the aerofoil is mounted on the aerofoil shaft and is located in the shell, the worm and gear machine
Structure is arranged in the outside of the shell, and what the worm gear of the worm gear mechanism was nested in the aerofoil shaft is pierced by the shell
Outer part on, the worm screw support portion be installed on the shell and to the worm screw of the worm gear mechanism provide rotation branch
Support.
Preferably, the worm screw includes main body bar and the toothed region that is formed on the main body bar, the worm screw support portion
Including mounting box, the main body bar rotationally runs through the mounting box installation by bearing, and the worm gear is arranged in the peace
In mounted box, the toothed region is formed on the part of the main body bar being located in the mounting box.
Preferably, the mounting box includes the first support plate and the second support of the axis setting perpendicular to the worm screw
Plate is provided with lantern ring in first support plate, passes through the lantern ring, the main body bar and institute to the main body bar clearance fit
It states and is provided with bearing between the second support plate.
Preferably, the mounting box includes the third support plate for being parallel to the axis setting of the worm gear, the aerofoil axis
Bar runs through the third support plate, is provided with dial in the third support plate, the aerofoil shaft, which is provided with, to be used to indicate
The pointer of the scale of the dial, the third support plate connect first support plate and second support plate.
Preferably, one end of the main body bar is provided with the handle for rotating the main body bar.
Preferably, it is formed with wheel teeth portion in a part of the outer peripheral surface of the worm gear, is provided with and is located on the outer peripheral surface
The backstop fin at the wheel teeth portion both ends.
Preferably, in the shell setting there are two aerofoil arranged side by side and for separate two aerofoils every
Plate, the axis where being respectively used to the aerofoil shaft of two aerofoils of installation is parallel to each other and is arranged in sustained height position
It sets.
Preferably, the shell is arranged in two worm gear mechanisms for being respectively used to two aerofoil shafts of driving
Opposite side.
Second aspect of the present invention provides a kind of air-supply assembly, and the air-supply assembly includes first shell, second shell and such as
The upper air-duct adjusting device, the first shell is for being connected to extraneous wind regime, the second shell for being connected to wheat flour purifier
Inner cavity, the shell have along perpendicular to the aerofoil shaft direction arrangement first and second mouthful, the first and
Described second mouthful is respectively communicated with the first shell and the second shell.
Third aspect present invention provides a kind of wheat flour purifier, which includes air-supply assembly as described above.
Through the above technical solutions, the worm screw of rotation worm gear mechanism can drive the worm wheel to rotate, to drive aerofoil
Shaft rotation finally makes the intracorporal aerofoil rotation of shell, plays the role of adjusting.Air-duct adjusting device provided by the present application from
Lock property is preferably and the accuracy of adjustment is high.
Detailed description of the invention
Fig. 1 is the schematic diagram of air-supply assembly according to the preferred embodiment of the present invention;
Fig. 2 is the side view of the air-supply assembly of Fig. 1;
Fig. 3 is the schematic diagram of air-duct adjusting device according to the preferred embodiment of the present invention;
Fig. 4 is the cross-sectional view of the A-A of Fig. 3;
Fig. 5 is the cross-sectional view of the B-B of Fig. 4.
Description of symbols
1- shell 2- aerofoil shaft 3- worm screw 4- worm gear 5- main body bar 6- toothed region
7- handle 8- lantern ring 9- bearing 10- dial 11- the first support plate the second support plate of 12-
13- third support plate 14- pointer 15- pointer bolt 16- backstop fin 21- first shell
22- second shell
Specific embodiment
The present invention provides a kind of air-duct adjusting device, which includes shell 1, worm gear mechanism, worm screw
Support portion, aerofoil shaft 2 and aerofoil, the aerofoil shaft 2 is through the shell 1 and is rotatably mounted in the shell 1, institute
It states aerofoil to be mounted on the aerofoil shaft 2 and be located in the shell 1, the worm gear mechanism is arranged in the shell 1
Outside, the worm gear 4 of the worm gear mechanism is nested in being pierced by the outer part of the shell 1 of the aerofoil shaft 2,
The worm screw support portion is installed on the shell 1 and provides rotation support to the worm screw of the worm gear mechanism 3.
Structure referring to fig. 1 and fig. 2, aerofoil shaft 2 are pierced by shell 1, and worm gear 4 fixedly covers on aerofoil shaft 2
So that aerofoil shaft 2 can follow worm gear 4 to rotate when worm gear 4 rotates.Rotary worm 3 can be such that worm gear 4 rotates, thus
Aerofoil shaft 2 is driven to rotate, the final aerofoil rotation driven in shell 1.
Wherein, aerofoil can be welded on aerofoil shaft 2;The position that aerofoil shaft 2 and shell 1 contact can be with adhesive seal
Set or sealant are sealed, to prevent the wind in shell 1 from revealing.
Worm screw support portion can select structure appropriate to carry out supporting worm, it is preferable that the worm screw 3 includes 5 He of main body bar
The toothed region 6 being formed on the main body bar 5, the worm screw support portion includes mounting box, and the main body bar 5 can be turned by bearing
It is installed dynamicly through the mounting box, the worm gear 4 is arranged in the mounting box, and the toothed region 6 is formed in the main body
On the part of bar 5 being located in the mounting box.
With reference to structure shown in fig. 5, main body bar 5 runs through the two side walls face of mounting box, opposite by two of mounting box
Side wall surface be supported, in order to guarantee the effect of worm gear mechanism, 5 horizontal of main body bar, i.e., main body bar 5 is on sustained height
Through the two side walls face of mounting box.The toothed region 6 and worm gear 4 of worm screw 3 are arranged in mounting box, can be to avoid worm and gear machine
Structure is touched by extraneous mistake, improves the stability of device.
In order to enable worm screw 3 can rotate, it is preferable that the mounting box includes the axis setting perpendicular to the worm screw 3
The first support plate 11 and the second support plate 12, be provided with lantern ring 8 in first support plate 11,5 gap of main body bar is matched
It closes ground and passes through the lantern ring 8, be provided with bearing 9 between the main body bar 5 and second support plate 12.
As shown in figure 5, being clearance fit between lantern ring 8 and main body bar 5, so as to make main body bar 5 in the first support plate
Fine tuning in 11 through-hole, to realize better worm gear mechanism transmission effect.
For the ease of rotary worm 3, it is preferable that one end of the main body bar 5 is provided with for rotating the main body bar 5
Handle 7.Wherein, handle 7 is preferably arranged adjacent to one end of lantern ring 8, the i.e. outside of the first support plate 11, due to lantern ring 8 and master
5 clearance fit of body rod, holding handle 7 can not only rotary worm 3, additionally it is possible to finely tune the position of worm screw 3 around, optimize turbine
The transmission effect of worm mechanism.
Preferably, the mounting box includes the third support plate 13 for being parallel to the axis setting of the worm gear 4, the aerofoil
Shaft 2 runs through the third support plate 13, and dial 10 is provided in the third support plate 13, and the aerofoil shaft 2 is arranged
There is the pointer 14 for the scale for being used to indicate the dial 10, the third support plate 13 connects first support plate 11 and institute
State the second support plate 12.
Since aerofoil is fixed on aerofoil shaft 2, aerofoil can follow aerofoil shaft 2 to rotate synchronously, for the ease of looking into
It sees the position where aerofoil, as shown in Figure 3 and Figure 4, the shaft end of aerofoil shaft 2 is provided with screw 15, the threaded shank of screw 15
The head backstop of the shaft end of aerofoil shaft 2 and screw 15 is fastened in third support plate 13.When aerofoil shaft 2 rotates, spiral shell
Nail 15 follows aerofoil shaft 2 to rotate synchronously.
Pointer 14 can be integrally formed with screw 15, and the direction of pointer 14 can choose with the parallel of aerofoil, so that referring to
Needle 14 can intuitively react the position of air outlet plate, using pointer 14 cooperate dial 10 it can be concluded that aerofoil with horizontally or vertically
The angle in direction, more accurately to adjust the position of aerofoil.
Preferably, it is formed with wheel teeth portion in a part of the outer peripheral surface of the worm gear 4, is provided with and is located on the outer peripheral surface
The backstop fin 16 at the wheel teeth portion both ends.Backstop fin 16 can cooperate and limit the rotation model of aerofoil shaft 2 with worm screw 3
It encloses, to limit the slewing area of aerofoil, aerofoil is stably placed within required adjustable range.
Preferably, in the shell 1 setting there are two aerofoil arranged side by side and for separate two aerofoils every
Plate, the axis where being respectively used to the aerofoil shaft 2 of two aerofoils of installation is parallel to each other and is arranged in sustained height
Position.Using two aerofoils in shell 1, when two aerofoils are closed jointly, which be may be implemented to air duct
Closing;When two aerofoils are opened, wind can pass through from the gap between two aerofoils, to enable wind from regulating device
Intermediate position enters the inner cavity of wheat flour purifier;In addition, the structure that two aerofoils are opened and closed jointly makes air-duct adjusting device for wind
Adjusting it is more accurate.
It is interfered with each other in order to avoid adjusting the worm gear mechanism of two aerofoils respectively, it is preferable that be respectively used to driving two
The opposite side of the shell 1 is arranged in two worm gear mechanisms of a aerofoil shaft 2.As depicted in figs. 1 and 2, shell 1
The surface of end needs to arrange worm screw support portion and worm gear mechanism, and layout comparison is compact, by the worm screw branch of two aerofoils
Support part and worm gear mechanism are arranged in the opposite side of shell 1 it is possible to prevente effectively from interference.
Second aspect of the present invention provides a kind of air-supply assembly, and the air-supply assembly includes first shell 21, second shell 22
With air-duct adjusting device as described above, the first shell 21 is for being connected to extraneous wind regime, the second shell 22 for being connected to
The inner cavity of wheat flour purifier, the shell 1 have first and second mouthful along the direction arrangement perpendicular to the aerofoil shaft 2, institute
It states first and described second mouthful is respectively communicated with the first shell 21 and the second shell 22.As depicted in figs. 1 and 2,
It is connected between one shell 21 and second shell 22 by shell 1, first shell can control by the aerofoil inside adjustment housings 1
21 are sent into the amount of wind to second shell 22.
Third aspect present invention provides a kind of wheat flour purifier, which includes air-supply assembly as described above.
Wheat flour purifier provided by the invention can use the worm screw positioned at the worm gear mechanism of wheat flour purifier hull outside to adjust
Extraneous blower is saved to the wind regime provided inside wheat flour purifier.
It is described the prefered embodiments of the present invention in detail above in conjunction with attached drawing, still, the present invention is not limited thereto.At this
, can be with various simple variants of the technical solution of the present invention are made in the range of the technology design of invention, including each particular technique
Feature is combined in any suitable manner.In order to avoid unnecessary repetition, the present invention is to various combinations of possible ways
No further explanation will be given.But it should also be regarded as the disclosure of the present invention for these simple variants and combination, belongs to the present invention
Protection scope.
Claims (10)
1. a kind of air-duct adjusting device, which is characterized in that the air-duct adjusting device includes shell (1), worm gear mechanism, worm screw
Support portion, aerofoil shaft (2) and aerofoil, the aerofoil shaft (2) is through the shell (1) and is rotatably mounted in the shell
Body (1), the aerofoil are mounted on the aerofoil shaft (2) and are located in the shell (1), the worm gear mechanism setting
In the outside of the shell (1),
The worm gear (4) of the worm gear mechanism is nested in the outer part for being pierced by the shell (1) of the aerofoil shaft (2)
On, the worm screw support portion is installed on the shell (1) and provides rotation support to the worm screw of the worm gear mechanism (3).
2. air-duct adjusting device according to claim 1, which is characterized in that the worm screw (4) includes main body bar (5) and shape
At the toothed region (6) on the main body bar (5), the worm screw support portion includes mounting box, and the main body bar (5) passes through bearing
It is rotationally installed through the mounting box, the worm gear (4) is arranged in the mounting box, and the toothed region (6) is formed in
On the part of the main body bar (5) being located in the mounting box.
3. air-duct adjusting device according to claim 2, which is characterized in that the mounting box includes perpendicular to the worm screw
(3) the first support plate (11) and the second support plate (12) of axis setting, are provided with lantern ring on first support plate (11)
(8), the lantern ring (8), the main body bar (5) and second support plate (12) are passed through to main body bar (5) clearance fit
Between be provided with bearing (9).
4. air-duct adjusting device according to claim 3, which is characterized in that the mounting box includes being parallel to the worm gear
(4) the third support plate (13) of axis setting, the aerofoil shaft (2) run through the third support plate (13), the third
It is provided in support plate (13) dial (10), the aerofoil shaft (2) is provided with the quarter for being used to indicate the dial (10)
The pointer (14) of degree, the third support plate (13) connect first support plate (11) and second support plate (12).
5. air-duct adjusting device according to claim 2, which is characterized in that one end setting of the main body bar (5) is useful
In the handle (7) for rotating the main body bar (5).
6. air-duct adjusting device according to claim 2, which is characterized in that a part of the outer peripheral surface of the worm gear (4)
On be formed with wheel teeth portion, be provided on the outer peripheral surface positioned at it is described wheel teeth portion both ends backstop fin (16).
7. air-duct adjusting device according to claim 1, which is characterized in that there are two side by side for setting in the shell (1)
The aerofoil of setting and partition for separating two aerofoils are respectively used to the aerofoil shaft of two aerofoils of installation
(2) axis where is parallel to each other and is arranged in sustained height position.
8. air-duct adjusting device according to claim 7, which is characterized in that be respectively used to two aerofoil shafts of driving
(2) opposite side of the two worm gear mechanisms setting in the shell (1).
9. a kind of air-supply assembly, which is characterized in that the air-supply assembly includes first shell (21), second shell (22) and right
It is required that air-duct adjusting device described in any one of 1-8, the first shell (21) is for being connected to extraneous wind regime, the second shell
Body (22) is used to be connected to the inner cavity of wheat flour purifier, and the shell (1) has along the direction arrangement perpendicular to the aerofoil shaft (2)
First and second mouthful, the first and described second mouthful are respectively communicated with the first shell (21) and the second shell
(22)。
10. a kind of wheat flour purifier, which is characterized in that the wheat flour purifier includes air-supply assembly described in claim 9.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710550713.9A CN109201492A (en) | 2017-07-07 | 2017-07-07 | Air-duct adjusting device, air-supply assembly and wheat flour purifier |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201710550713.9A CN109201492A (en) | 2017-07-07 | 2017-07-07 | Air-duct adjusting device, air-supply assembly and wheat flour purifier |
Publications (1)
Publication Number | Publication Date |
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CN109201492A true CN109201492A (en) | 2019-01-15 |
Family
ID=64991004
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201710550713.9A Pending CN109201492A (en) | 2017-07-07 | 2017-07-07 | Air-duct adjusting device, air-supply assembly and wheat flour purifier |
Country Status (1)
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Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB156972A (en) * | 1919-11-25 | 1921-01-20 | George Hardiman Ransom | Improvements in or relating to worm gearing for varying the inclination of wind screens and the like |
KR20000060576A (en) * | 1999-03-17 | 2000-10-16 | 김남선 | Particle Separation Device by Size |
CN2550684Y (en) * | 2002-06-12 | 2003-05-14 | 大连葆光节能空调设备厂 | Hand operated air volume regulating valve actuator |
CN102267375A (en) * | 2010-06-01 | 2011-12-07 | 赵立兵 | Vehicle-mounted wind driven generator grating with worm and gear transmission |
CN102418547A (en) * | 2011-12-06 | 2012-04-18 | 枣庄矿业(集团)有限责任公司柴里煤矿 | Poking wheel type air quantity adjustable air window |
CN202360776U (en) * | 2011-12-04 | 2012-08-01 | 湖南奥特朗工业装备有限公司 | Inching butterfly valve |
CN203478554U (en) * | 2013-08-30 | 2014-03-12 | 江苏姑苏净化科技有限公司 | Volume damper |
CN204175986U (en) * | 2014-09-19 | 2015-02-25 | 苏州兴亚净化工程有限公司 | A kind of high-air-tightness worm and gear air-valve |
CN204664442U (en) * | 2015-06-02 | 2015-09-23 | 上海盛剑环境系统科技有限公司 | A kind of air-valve |
CN205037522U (en) * | 2015-09-30 | 2016-02-17 | 苏州达善净化科技有限公司 | Make things convenient for air regulation's high -efficiency air supplying port |
CN205297622U (en) * | 2015-12-22 | 2016-06-08 | 大同煤矿集团有限责任公司 | It is rotatory from locking -type regulation wind window |
CN106391474A (en) * | 2016-11-26 | 2017-02-15 | 扬州市仙龙粮食机械有限公司 | Efficient flour cleaning machine |
CN207042858U (en) * | 2017-07-07 | 2018-02-27 | 中粮工程装备(张家口)有限公司 | Air-duct adjusting device, air-supply assembly and wheat flour purifier |
-
2017
- 2017-07-07 CN CN201710550713.9A patent/CN109201492A/en active Pending
Patent Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB156972A (en) * | 1919-11-25 | 1921-01-20 | George Hardiman Ransom | Improvements in or relating to worm gearing for varying the inclination of wind screens and the like |
KR20000060576A (en) * | 1999-03-17 | 2000-10-16 | 김남선 | Particle Separation Device by Size |
CN2550684Y (en) * | 2002-06-12 | 2003-05-14 | 大连葆光节能空调设备厂 | Hand operated air volume regulating valve actuator |
CN102267375A (en) * | 2010-06-01 | 2011-12-07 | 赵立兵 | Vehicle-mounted wind driven generator grating with worm and gear transmission |
CN202360776U (en) * | 2011-12-04 | 2012-08-01 | 湖南奥特朗工业装备有限公司 | Inching butterfly valve |
CN102418547A (en) * | 2011-12-06 | 2012-04-18 | 枣庄矿业(集团)有限责任公司柴里煤矿 | Poking wheel type air quantity adjustable air window |
CN203478554U (en) * | 2013-08-30 | 2014-03-12 | 江苏姑苏净化科技有限公司 | Volume damper |
CN204175986U (en) * | 2014-09-19 | 2015-02-25 | 苏州兴亚净化工程有限公司 | A kind of high-air-tightness worm and gear air-valve |
CN204664442U (en) * | 2015-06-02 | 2015-09-23 | 上海盛剑环境系统科技有限公司 | A kind of air-valve |
CN205037522U (en) * | 2015-09-30 | 2016-02-17 | 苏州达善净化科技有限公司 | Make things convenient for air regulation's high -efficiency air supplying port |
CN205297622U (en) * | 2015-12-22 | 2016-06-08 | 大同煤矿集团有限责任公司 | It is rotatory from locking -type regulation wind window |
CN106391474A (en) * | 2016-11-26 | 2017-02-15 | 扬州市仙龙粮食机械有限公司 | Efficient flour cleaning machine |
CN207042858U (en) * | 2017-07-07 | 2018-02-27 | 中粮工程装备(张家口)有限公司 | Air-duct adjusting device, air-supply assembly and wheat flour purifier |
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