CN203624612U - Hinge anti-blocking air lock - Google Patents
Hinge anti-blocking air lock Download PDFInfo
- Publication number
- CN203624612U CN203624612U CN201320894685.XU CN201320894685U CN203624612U CN 203624612 U CN203624612 U CN 203624612U CN 201320894685 U CN201320894685 U CN 201320894685U CN 203624612 U CN203624612 U CN 203624612U
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- far away
- shaft portion
- blade
- impeller
- housing
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Abstract
The utility model aims at providing a hinge anti-blocking air lock which is high in reliability, simple in structure and durable in performance. The hinge anti-blocking air lock comprises a casing, a feeding port located above the casing, a discharging port located under the casing, an impeller shaft installed in the casing and an impeller consisting of multiple blades evenly distributed on the periphery, wherein the impeller shaft penetrates the center of the impeller and is rotatably fixed on the casing, the positions of blades deviating from the feeding port and the discharging port and the casing are sealed, the blades consist of close-shaft portions and far-shaft portions, the far-shaft portions and close-shaft portion extension lines form acute angles, and the angle directions are identical to the rotation direction of the impeller. By adopting the blade far-shaft portions inclining toward the operation direction, the hinge anti-blocking air lock has the advantages of being capable of achieving impurity smashing, cutting and guiding displacement, decreasing impurity impact and blockage on the blades and the impeller and achieving blocking prevention and stable operation.
Description
Technical field
The utility model relates to a kind of air sealer, specifically, relates to a kind of complex working condition that can adapt to supplied materials inequality, possesses the hinged joint Anti-blockage rotary feeder of shunting, decompression, shearing, reduction wearing and tearing function.
Background technology
The radical function of air sealer is that the material in discharger or dust exhaustor is continuously discharged in time, stops extraneous air to enter in discharger or dust exhaustor simultaneously, in husk rice, and powder process, feed, machinery and chemical industry, medicine, tobacco, metallurgy, the industries such as cement and dedusting are widely used.Because the technical requirements of air sealer self, between air sealer blade and air sealer shell, gap is less, when the particles such as dust, impurity, nylon wire in material larger, or when mass flow discrepancy weighing apparatus, impurity is through the drive of blade, enter the gap between blade and air sealer housing, and after pushing closely, easily cause air sealer to stop up, even further cause the breakage of air sealer blade, have a strong impact on normal production, necessary shut-down (breakdown) mainteance or replacing impeller are the main difficult technical that existing air sealer faces.For addressing this problem, main by the outer rim end installation elastic sealing strip at air sealer straight blade in prior art, the inner side elasticity of elastic sealing strip and air sealer shell, can deformation contact, prevent from stopping up and damaged accident, but this technology can not fundamentally solve the problem of obstruction, can only delay to stop up the time occurring, when the tight impurity of air sealer housing inner side is accumulated to certain scale, still can touch the rigid element of blade, cause air sealer to stop up or blade damage distortion.
Utility model content
The utility model aims to provide the hinged joint Anti-blockage rotary feeder that a kind of reliability is higher, structure is simpler, performance is more superior.
The utility model, by changing the blade construction of air sealer, specifically, by the straight tabular blade of tradition, changes hinging type blade into, makes it possess shunting, shears, reduces pressure, falls the multiple effect of damage, realizes anti-blocking object.
The utility model solves the problems of the technologies described above by the following technical programs:
Hinged joint Anti-blockage rotary feeder, comprise housing, be positioned at housing top inlet point, be positioned at housing below discharging opening, be loaded on the paddle shaft of enclosure interior, by the polylith impeller that well-distributed blade forms on circumference, described paddle shaft is fixed on housing through impeller center rotation, described blade is sealing state departing between the position of inlet point and discharging opening and housing, described blade is made up of paraxial part and shaft portion far away, between described shaft portion far away and paraxial part extended line, be acute angle, angle direction is consistent with vane rotary direction.
As further improvement of the utility model, the acute angle between the shaft portion far away of described hinged joint Anti-blockage rotary feeder blade and paraxial part extended line is 30 °-45 °; The intersection of described shaft portion far away and paraxial part apart from the distance at paddle shaft center be [0.75,1) times paddle shaft radius.
As the improved further optimization of the first of the present utility model, the acute angle between described hinged joint Anti-blockage rotary feeder shaft portion far away and paraxial part extended line is 30 °; The intersection of described shaft portion far away and paraxial part is 0.8 times of paddle shaft radius apart from the distance at paddle shaft center.
Improve as the second of the present utility model, the tip portion thickness of described shaft portion far away is less than its butt part.
As the improved further optimization of the second of the present utility model, the tip portion thickness of described hinged joint Anti-blockage rotary feeder shaft portion far away is the 60%-80% of its butt segment thickness, and whole shaft portion thickness distribution far away is linear rule.
Improve as of the present utility model the third, between described hinged joint Anti-blockage rotary feeder adjacent blades, be all welded with fixed parts, the piece number of described blade is 6.
Take after said structure, the shape of the vane tip of air sealer and housing inner arc face contact position section, is right angle by original both sides, changes into an obtuse angle and an acute angle; Specifically, be exactly each piece blade form acute angle towards last side and housing intrados, a side backwards of blade and housing intrados formation obtuse angle.Take this structure to have three-favour effect: 1, in air sealer operational process, blade is towards the acute angle of last side and the formation of housing intrados, can form more actv. cutting and cut apart being present in larger fragment, particle, the dust of air sealer housing inner surface, it is dropped between air sealer blade and be brought into discharging opening and discharge, reduce and affect air sealer and whole system is normally moved because of obstruction; 2, the shaft portion far away tilting has the effect of a guiding carrying to the inside to being gathered in dust, the particle in air sealer blade outside, can avoid dust in service, particle to collect in a large number, increases dynamicload; 3, known according to force analysis, after adopting and being this technical characterictic of acute angle between shaft portion far away and paraxial part extended line, blade-section is stressed is less than traditionally shaped blade, thereby reduces blade damage probability; 4, hinged joint type blade can reduce in advance falling into of impurity below hinged joint, reduces density and the pressure of the impurity of chamber portion, reduces the impurity that stops up and hinder blade back-out inlet point position, reduces wearing and tearing.In sum, the hinged joint Anti-blockage rotary feeder that eigen energy fabrication reliability is higher, performance is more superior.
The thickness that further suitably reduces vane tip part, is conducive to alleviate and optimize weight and the distribution of air sealer blade, reduces root of blade stressed, increases air sealer reasonable structure, thereby increases its steadiness.Meanwhile, because from the tip of blade to the proximal ends of blade, Moment also increases gradually, is less than proximal ends so bear the required blade thickness of moment that front end is less, suitably reduces thickness and the weight of blade fore-end, is a kind of useful optimization.Further, reduce the frictional area that vane tip thickness also can reduce blade and be attached to the dust of housing inner side, and then reduce the suffered friction force of blade, increase leaf longevity.
Rationally determine described shaft portion far away and the intersection of paraxial part, the distance with paddle shaft center, the piece number of blade, be conducive under the prerequisite of the guiding to dust and carrying function at assurance shaft portion far away, minimizing material, alleviates leaf weight.
Interlobate fixed parts and suitable blade quantity, can effectively increase the ability that blade antagonism is stopped up, and reduces the impact of the impurity entering between blade to blade, reduces the possibility that blade is damaged, and increases equipment dependability and service life.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation
Fig. 2 is a further improved blade construction schematic diagram of the utility model
The specific embodiment
Below in conjunction with accompanying drawing explanation, the utility model is described in further details.
As Fig. 1, hinged joint Anti-blockage rotary feeder described in Fig. 2, comprise housing 1, be positioned at the inlet point 2 of housing 1 top, be positioned at the discharging opening 3 of housing 1 below, be loaded on the paddle shaft 4 of housing 1 inside, by the polylith impeller that well-distributed blade 5 forms on circumference, described paddle shaft 4 is fixed on housing 1 through impeller center rotation, described blade 5 is sealing state departing between the position of inlet point 2 and discharging opening 3 and housing 1, described blade 5 is made up of paraxial part 6 and shaft portion 7 far away, between described shaft portion far away 7 and paraxial part 6 extended lines, be acute angle 8, angle direction is consistent with vane rotary direction.
When use, start external impetus, drive hinged joint Anti-blockage rotary feeder, the blade 5 in paddle shaft 4 impeller, in the inner slowly rotation of housing 1, is realized and is unloaded ash.The shaft portion far away 7 of air sealer blade 5 cuts the displacement of cutting apart, lead to impurity, make impurity collect and fall to the gap between blade 5 faster, thereby reduces blade damage probability, realizes the object that reliability is higher, performance is more lasting.
As the further improvement of above-mentioned hinged joint Anti-blockage rotary feeder, the acute angle 8 between described shaft portion 7 far away and paraxial part 6 extended lines is 30 °-45 °; The intersection of described shaft portion far away 7 and paraxial part 6 apart from the distance at paddle shaft 4 centers be [0.75,1) times paddle shaft radius.
As above-mentioned hinged joint Anti-blockage rotary feeder further improved further preferably, described acute angle 8 is 30 °; Described shaft portion far away 7 is 0.8 times of paddle shaft radius with the intersection of paraxial part 6 apart from the distance at paddle shaft 4 centers.
Rationally determine position, the proportionate relationship of shaft portion far away and paraxial part, can promote mechanical strength and the stability of air sealer.
The second as above-mentioned hinged joint Anti-blockage rotary feeder improves, and tip portion 9 thickness of described shaft portion 7 far away are less than its butt part 10.
As the improved further optimization of the second of above-mentioned hinged joint Anti-blockage rotary feeder, tip portion 9 thickness of described shaft portion 7 far away are the 60%-80% of its butt part 10 thickness, and whole shaft portion thickness distribution far away is linear rule.
Shaft portion far away is divided into two parts, near the tip portion of housing and the butt part of close paraxial part (complete address should be the butt part of shaft portion far away, succinct for showing, is called for short butt part).After meeting basic thickness demand, the super thickness portion of tip portion for hinged joint Anti-blockage rotary feeder can cause gain in weight and cost, to reverse side effects such as paraxial part moment are excessive, therefore rationally determine the thickness of its shaft portion far away and the overall distribution of thickness, have obvious realistic meaning.
As the third improvement of above-mentioned hinged joint Anti-blockage rotary feeder, between described adjacent blades 5, be all welded with positioning element 11, the quantity of described blade 5 is 6.
Between the localization part increasing and adjacent blades, just surround and stablize on-deformable triangle, be conducive to strengthen the steadiness of impeller; Suitable blade quantity is conducive to rationally determine that blade is mixed with the impact of confrontation blade, increases its period of service.
Preferably, impeller of the present utility model is that integral solder forms.Between the both sides side plate of casing and body, be movable connection method, as bolt connects.The inlet point place of body top is provided with transparent window, as colourless plastic window.
Meet and increase gradually the prerequisite of this feature to butt part 10 thickness from tip portion 9, the section of described blade shaft portion far away can be arbitrary shape such as wedge, irregular fan ring.
The utility model includes, but are not limited to the above-mentioned specific embodiment.The working mechanism that those skilled in the art provide according to the utility model; do not carrying out under the prerequisite of creative work; by the similar structures obtaining with simple substitute or the combination of prior art, facility, as long as there is no the innovation in structure and principle, all should belong to the utility model protection domain.
Claims (6)
1. hinged joint Anti-blockage rotary feeder, comprise housing (1), be positioned at the inlet point (2) of housing (1) top, be positioned at the discharging opening (3) of housing (1) below, be loaded on the inner paddle shaft (4) of housing (1), by the polylith impeller that well-distributed blade (5) forms on circumference, described paddle shaft (4) is fixed on housing (1) through impeller center rotation, described blade (5) is sealing state departing between the position of inlet point (2) and discharging opening (3) and housing (1), it is characterized in that: described blade (5) is made up of paraxial part (6) and shaft portion (7) far away, between described shaft portion far away (7) and paraxial part (6) extended line, be acute angle (8), angle direction is consistent with vane rotary direction.
2. according to hinged joint Anti-blockage rotary feeder claimed in claim 1, it is characterized in that: the acute angle (8) between described shaft portion far away (7) and paraxial part (6) extended line is 30 °-45 °; Described shaft portion far away (7) is 0.75～1 times of paddle shaft radius with the intersection of paraxial part (6) apart from the distance at paddle shaft (4) center.
3. according to hinged joint Anti-blockage rotary feeder claimed in claim 2, it is characterized in that: the acute angle (8) between described shaft portion far away (7) and paraxial part (6) extended line is 30 °; Described shaft portion far away (7) is 0.8 times of paddle shaft radius with the intersection of paraxial part (6) apart from the distance at paddle shaft (4) center.
4. according to the hinged joint Anti-blockage rotary feeder described in the arbitrary claim of claim 1-3, it is characterized in that: tip portion (9) thickness of described shaft portion far away (7) is less than its butt part (10).
5. according to hinged joint Anti-blockage rotary feeder claimed in claim 4, it is characterized in that: the 60%-80% that tip portion (9) thickness of described shaft portion far away (7) is its butt part (10) thickness, and whole shaft portion thickness distribution far away is linear rule.
6. according to hinged joint Anti-blockage rotary feeder claimed in claim 1, it is characterized in that, between described adjacent blades (5), be all welded with positioning element (11), the piece number of described blade (5) is 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320894685.XU CN203624612U (en) | 2013-12-28 | 2013-12-28 | Hinge anti-blocking air lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320894685.XU CN203624612U (en) | 2013-12-28 | 2013-12-28 | Hinge anti-blocking air lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203624612U true CN203624612U (en) | 2014-06-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320894685.XU Expired - Fee Related CN203624612U (en) | 2013-12-28 | 2013-12-28 | Hinge anti-blocking air lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203624612U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105536957A (en) * | 2016-01-28 | 2016-05-04 | 中国科学院上海高等研究院 | Impeller, superfine mill and superfine milling system |
| CN109279366A (en) * | 2018-11-26 | 2019-01-29 | 郑州金诚信筛网设备有限公司 | A kind of impeller of rotor axis of airlock |
| CN110255211A (en) * | 2019-06-25 | 2019-09-20 | 安徽中烟工业有限责任公司 | A kind of tobacco dedusting anti-block system |
-
2013
- 2013-12-28 CN CN201320894685.XU patent/CN203624612U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105536957A (en) * | 2016-01-28 | 2016-05-04 | 中国科学院上海高等研究院 | Impeller, superfine mill and superfine milling system |
| CN105536957B (en) * | 2016-01-28 | 2018-03-06 | 中国科学院上海高等研究院 | A kind of impeller and connected superfine pulverizer, System of Ultra Thin Power Rubbing |
| CN109279366A (en) * | 2018-11-26 | 2019-01-29 | 郑州金诚信筛网设备有限公司 | A kind of impeller of rotor axis of airlock |
| CN110255211A (en) * | 2019-06-25 | 2019-09-20 | 安徽中烟工业有限责任公司 | A kind of tobacco dedusting anti-block system |
| CN110255211B (en) * | 2019-06-25 | 2024-03-26 | 安徽中烟工业有限责任公司 | Tobacco dust removal anti-blocking system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140604 Termination date: 20141228 |
|
| EXPY | Termination of patent right or utility model |