CN205151199U - Bin outlet - Google Patents
Bin outlet Download PDFInfo
- Publication number
- CN205151199U CN205151199U CN201520835443.2U CN201520835443U CN205151199U CN 205151199 U CN205151199 U CN 205151199U CN 201520835443 U CN201520835443 U CN 201520835443U CN 205151199 U CN205151199 U CN 205151199U
- Authority
- CN
- China
- Prior art keywords
- body skin
- cone section
- tapering
- discharge gate
- inner housing
- 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.)
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- 239000000463 material Substances 0.000 claims abstract description 22
- 238000012856 packing Methods 0.000 claims description 4
- 238000005243 fluidization Methods 0.000 abstract description 8
- 238000012423 maintenance Methods 0.000 abstract description 4
- 239000011797 cavity material Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000004744 fabric Substances 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Air Transport Of Granular Materials (AREA)
Abstract
The utility model discloses a bin outlet, just be shell body and the interior casing that nested within each other leaks hopper -shaped including conical structure, form the air cavity of ring taper between shell body and the interior casing, the upper and lower both ends of shell body are equipped with the ring flange respectively, shell body side upper portion is equipped with at least one air inlet, the conical structural conic section turn of interior casing is conic section component down, the tapering of going up conic section is greater than conic section's tapering down, down be less than the air inlet and the circumference equipartition extends the guide plate that links firmly with the shell body on conic section's base, the lower part of shell body forms to be distinguished with the material of air cavity intercommunication. The utility model relates to a bin outlet structure need not special maintenance in fluidization powerful and the use.
Description
Technical field
The utility model relates to a kind of discharge gate, especially a kind of discharge gate of streams closed transportation device, belongs to streams closed transportation device field.
Background technology
Discharge gate is a key structural elements of streams closed transportation device.The sucking hydraulic material equipment combined based on it is at present for the major equipment of powder grain material transport.
Fig. 1 is the structural representation of common a kind of goods fluid mouth.
As shown in Figure 1, material discharge gate forms primarily of body skin 2 and inner housing 1, the circular hole of uniform appropriate size on inner housing 1, and circular hole filter cloth is closed, and guarantees that material does not enter interlayer.Not only structure is comparatively complicated for this kind of goods fluid mouth, and air flow line and blanking direction near vertical, is unfavorable for discharge.In addition, filter cloth belongs to attrition component, needs periodical maintenance to change, and adds daily attention cost.
Utility model content
The purpose of this utility model is for above-mentioned present situation, aims to provide a kind of discharge gate, its fluidisation powerful and use in without the need to special maintenance.
The technical solution of the utility model is as follows: a kind of discharge gate, comprises conical structure and in mutually nested funnelform body skin and inner housing; The air cavity of ring taper is formed between described body skin and inner housing; The upper/lower terminal of described body skin is respectively equipped with flange; Described body skin side surface upper part is provided with at least one admission port; It is characterized in that, it is that lower cone section is formed that the conical structure of described inner housing is transferred by upper cone section, the tapering of described upper cone section is greater than the tapering of lower cone section, the tapering of described lower cone section is less than the tapering of body skin, and the base of described lower cone section is lower than admission port and circumference uniformly extends the deflecting plate be connected with body skin; The bottom of described body skin formed be communicated with air cavity material district.
Further, the bus of described deflecting plate and body skin is the helical angle of 15 °-45 °.
Further, the axes normal of described admission port and external hull surface, and the extended line of described axis is crossing with the inflection circle of upper cone section and lower cone section.
Further, the upper flanges dish internal diameter of described body skin and the ratio of lower end flange internal diameter are 16-20:5.
Further, the tapering of described upper cone section is greater than the tapering of described body skin.
Further, be bolted connection between described inner housing and body skin, and be provided with packing seal between the inner hull and the outer hull.
Further, the tapering of described body skin is 40 °-55 °.
In work, material falls above discharge gate.When inlet charge, air-flow directly rushes at the upper cone section of inner housing and the inside face of lower cone section, part air-flow to be led lower cone section by upper cone section in around air cavity process, another part air-flow directly enters lower cone section, upper cone section inside face has and makes air-flow directional tagging down, the lower cone section be connected with upper cone section reduces the flow area of air-flow gradually, forms wall-attached jet.This wall-attached jet is directed to multiply by the separation of the some deflecting plates being positioned at lower cone section and body skin and holds air-flow, this holds air flow line and complies with discharge direction, and body skin that material is blown off, material in material district is kicked up, be in fluidized state, for the smooth and easy force feed operation of subsequent material provides very favourable condition.
The utility model has fluidisation function compared to existing technology, use in without the need to remarkable advantages such as maintenance especially, avoid in prior art the trouble needing replacing filter cloth, reduce daily attention cost, there is better discharge effect, and structure is simple, be easy to manufacture, the life-span is long.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is further illustrated.
Fig. 1 is a kind of structural representation of existing fluidisation mouth.
Fig. 2 is structural representation of the present utility model.
Fig. 3 is the utility model local structure enlarged drawings.
Fig. 4 is the connection structure schematic diagram of the utility model deflecting plate and body skin.
Fig. 5 is the flow schematic diagram of air inlet stream.
In figure: 1-inner housing; 2-body skin; 3-admission port; 4-fluidisation canvas; 5-deflecting plate; 6-flange; 7-air cavity; 8-material laydown area; 9-upper cone section; 10-lower cone section.
Detailed description of the invention
Embodiment one
As shown in Figures 2 and 3, a kind of discharge gate of the utility model, comprises conical structure and in mutually nested funnelform body skin 2 and inner housing 1; The air cavity 7 of ring taper is formed between described body skin 2 and inner housing 1; The upper/lower terminal of described body skin 2 is respectively equipped with flange; Described body skin 2 side surface upper part is provided with at least one admission port 3; Conical structure upper cone section 9 turnover of described inner housing 1 is formed for lower cone section 10, and the tapering of described upper cone section 9 is greater than the tapering of lower cone section 10, and the base of described lower cone section 10 is lower than admission port 3 and circumferential uniformly extend the deflecting plate 5 be connected with body skin 2; The bottom of described body skin 2 formed be communicated with air cavity 7 material district 8.
The axes normal of described admission port and external hull surface, and the extended line of described axis is crossing with the inflection circle of upper and lower cone section.
Excessively connected by inflection circle between upper cone section of the present utility model and lower cone section, also excessively can be connected by turning angle between upper cone section and lower cone section, the number of degrees of turning angle are best 145-160 ° of effect.
Shown in Fig. 5, work as inlet charge, air-flow directly rushes at the upper cone section of inner housing and the inside face of lower cone section, part air-flow is directed into lower cone section by upper cone section, another part air-flow directly enters lower cone section, upper cone section inside face has and makes air-flow directional tagging down, the lower cone section be connected with upper cone section reduces the flow area of air-flow, form jet, jet is by being positioned at the guiding of the deflecting plate of lower cone section and body skin, deflecting plate has multiple, circumference is distributed between lower cone section and body skin, thus form multiply air-flow, multiply air flow line is consistent, formation holds air-flow, the material be deposited in buildup district is kicked up, achieve the fluidisation of material, for the force feed operation of subsequent material provides good condition.
The ratio that the upper end of body skin 2 described in the utility model is provided with flange internal diameter and lower end flange internal diameter is 16-20:3-5.Preferred ratio is: 16:3,18:4,20:5,17:4,18:5,16:4.
Body skin 2 upper flanges dish internal diameter described in the utility model is 800mm.Described body skin 2 lower end flange internal diameter is 150mm.Be bolted connection between described inner housing 1 and body skin 2, and be provided with packing seal between inner housing 1 and body skin 2.The tapering of described body skin 2 and inner housing 1 is 40-55 °.
Embodiment two
As shown in Figures 2 and 3, a kind of discharge gate of the utility model, comprises conical structure and in mutually nested funnelform body skin 2 and inner housing 1; The air cavity 7 of ring taper is formed between described body skin 2 and inner housing 1; The upper/lower terminal of described body skin 2 is respectively equipped with flange; Described body skin 2 side surface upper part is provided with at least one admission port 3; Conical structure upper cone section 9 turnover of described inner housing 1 is formed for lower cone section 10, and the tapering of described upper cone section 9 is greater than the tapering of lower cone section 10, and the base of described lower cone section 10 is lower than admission port 3 and circumferential uniformly extend the deflecting plate 5 be connected with body skin 2; The bottom of described body skin 2 formed be communicated with air cavity 7 material district 8.
Deflecting plate 5 described in the utility model and the bus of body skin 2 are the helical angle of 15 °-45 °, and in Fig. 4, α is helical angle.
Preferred scheme, deflecting plate 5 of the present utility model has helical angle with the bus of body skin 2, this angle can make the air-flow penetrated from lower cone section 10 have certain drift angle, because deflecting plate 5 has multiple, air-flow can be divided into multiply, thus formation screw-shaped holds air-flow, is kicked up by the material be deposited in buildup district, the good fluidisation realizing material.
The axes normal of described admission port and external hull surface, and the extended line of described axis is crossing with the inflection circle of upper and lower cone section.The all abundant air-flow to entering of upper and lower cone section can be made like this to play respective effect, thus be conducive to forming better fluid effect.
Excessively connected by inflection circle between upper cone section of the present utility model and lower cone section, also excessively can be connected by turning angle between upper cone section and lower cone section, the number of degrees of turning angle are best 145-160 ° of effect.
Shown in Fig. 5, work as inlet charge, air-flow directly rushes at the upper cone section of inner housing and the inside face of lower cone section, part air-flow is directed into lower cone section by upper cone section, another part air-flow directly enters lower cone section, upper cone section inside face has and makes air-flow directional tagging down, the lower cone section be connected with upper cone section reduces the flow area of air-flow, form jet, jet is by being positioned at the guiding of the deflecting plate of lower cone section and body skin, deflecting plate has multiple, circumference is distributed between lower cone section and body skin, thus form multiply air-flow, multiply air flow line is consistent, formation holds air-flow, the material be deposited in buildup district is kicked up, achieve the fluidisation of material, for the force feed operation of subsequent material provides good condition.
The ratio that the upper end of body skin 2 described in the utility model is provided with flange internal diameter and lower end flange internal diameter is 16-20:3-5.Preferred ratio is: 16:3,18:4,20:5,17:4,18:5,16:4.
Body skin 2 upper flanges dish internal diameter described in the utility model is 800mm.Described body skin 2 lower end flange internal diameter is 150mm.Be bolted connection between described inner housing 1 and body skin 2, and be provided with packing seal between inner housing 1 and body skin 2.The tapering of described body skin 2 and inner housing 1 is 40-55 °.
In addition to the implementation, the utility model can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of the utility model requirement.
Claims (7)
1. a discharge gate, comprises conical structure and in mutually nested funnelform body skin (2) and inner housing (1); The air cavity (7) of ring taper is formed between described body skin (2) and inner housing (1); The upper/lower terminal of described body skin (2) is respectively equipped with flange; Described body skin (2) side surface upper part is provided with at least one admission port (3); It is characterized in that: the conical structure of described inner housing (1) is transferred by upper cone section (9) and formed for lower cone section (10), the tapering of described upper cone section (9) is greater than the tapering of lower cone section (10), the tapering of described lower cone section (10) is less than the tapering of body skin (2), and the base of described lower cone section (10) is lower than admission port (3) and circumference uniformly extends the deflecting plate (5) be connected with body skin (2); The bottom of described body skin (2) formed be communicated with air cavity (7) material district (8).
2. a kind of discharge gate according to claim 1, is characterized in that: described deflecting plate (5) and the bus of body skin (2) are the helical angle of 15 °-45 °.
3. a kind of discharge gate according to claim 1 and 2, it is characterized in that: the axes normal of described admission port (3) and body skin (2) surface, and the extended line of described axis is crossing with the inflection circle of upper cone section (9) and lower cone section (10).
4. a kind of discharge gate according to claim 3, is characterized in that: the upper flanges dish internal diameter of described body skin (2) and the ratio of lower end flange internal diameter are 16-20:5.
5. a kind of discharge gate according to claim 1, is characterized in that: the tapering of described upper cone section (9) is greater than the tapering of described body skin (2).
6. a kind of discharge gate according to claim 1, it is characterized in that: be bolted connection between described inner housing (1) and body skin (2), and be provided with packing seal between inner housing (1) and body skin (2).
7. a kind of discharge gate according to claim 1, is characterized in that: the tapering of described body skin (2) is 40 °-55 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520835443.2U CN205151199U (en) | 2015-10-26 | 2015-10-26 | Bin outlet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520835443.2U CN205151199U (en) | 2015-10-26 | 2015-10-26 | Bin outlet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205151199U true CN205151199U (en) | 2016-04-13 |
Family
ID=55686915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520835443.2U Active CN205151199U (en) | 2015-10-26 | 2015-10-26 | Bin outlet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205151199U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105293077A (en) * | 2015-10-26 | 2016-02-03 | 航天晨光股份有限公司 | Discharge opening |
-
2015
- 2015-10-26 CN CN201520835443.2U patent/CN205151199U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105293077A (en) * | 2015-10-26 | 2016-02-03 | 航天晨光股份有限公司 | Discharge opening |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |