CN104261137A - Pneumatic conveyor and weighing mechanism with same - Google Patents
Pneumatic conveyor and weighing mechanism with same Download PDFInfo
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- CN104261137A CN104261137A CN201410407975.6A CN201410407975A CN104261137A CN 104261137 A CN104261137 A CN 104261137A CN 201410407975 A CN201410407975 A CN 201410407975A CN 104261137 A CN104261137 A CN 104261137A
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- tube body
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- outer tube
- air conveyor
- weight box
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Abstract
The invention provides a pneumatic conveyor and a weighing mechanism with the same. The pneumatic conveyor comprises an outer tube and an inner tube. The inner tube is inlaid in the outer tube, an inlet and an outlet are formed in the outer tube, the inner tube is provided with a channel, and the inlet is communicated with the outlet via the channel. A first cavity and a second cavity which are axially arranged at intervals are formed between the inner tube and the outer tube. A first air inlet and a second air inlet are formed in the outer tube, the first cavity is communicated with the external via the first air inlet, and the second cavity is communicated with the external via the second air inlet. The first cavity is close to the outlet, oblique spray nozzles are arranged between the first cavity and the outlet, and the first cavity is obliquely communicated with the outlet via the oblique spray nozzles. The second cavity is close to the inlet, the inner tube is provided with straight spray nozzles, and the second cavity is radially communicated with the channel via the straight spray nozzles. The weighing mechanism comprises a weighing case, an output pipeline and a recycling pipeline. The weighing case is provided with an accommodating cavity, and the output pipeline and the recycling pipeline are arranged below the weighing case. The recycling pipeline comprises a recycling pipe, and the pneumatic conveyor is communicated with the recycling pipe.
Description
Technical field
The present invention relates to a kind of air conveyor, particularly relate to a kind of can the air conveyor of two-way conveying.
Background technology
Air conveyor is an emerging science and technology utilizing pressure pipe stream to carry granular object, and it is using pressurized air as propulsion source, and design is succinct, can be used for remote large discharge convey materials; Its principle of design flows into behind annular high voltage chamber by pressurized air through admission port, and flow through nozzle at a high speed, this strand of high velocity air produces a meiobar (vacuum) in entrance, so the material of entrance is sucked by high pressure draft, and be imported into assigned address.Advantages such as to have production efficiency high due to air conveyor, and structure is simple, easy to operate thus be widely adopted in the transportation art of material.But, conventional air conveyor as above say, only can carry out from entrance to the unidirectional mass transport of outlet, delivery pipe internal cause material sometimes residual and need reverse push animal material time, this kind of air conveyor is then difficult to reach.
Therefore, be necessary that the Weighing mechanism providing a kind of air conveyor of improvement and have this air conveyor is to solve the problem.
Summary of the invention
The object of the present invention is to provide a kind of can conveying materials in double directions with the air conveyor of easy cleaning pipeline and the Weighing mechanism with this air conveyor.
For achieving the above object, the invention provides a kind of air conveyor, comprise outer tube body and be embedded the interior tube body in outer tube body, described outer tube body has entrance and exit, and described interior tube body has the passage being communicated with entrance and exit; Spaced first chamber and the second chamber is vertically formed between described interior tube body and outer tube body, described outer tube body is provided with connection first chamber and the first extraneous admission port, the second admission port being communicated with the second chamber and the external world, described first chamber is arranged near outlet, and between the first chamber and outlet, be provided with the oblique nozzle of oblique connection, described second chamber is arranged near entrance, and described interior tube body is provided with the straight nozzle being radially communicated with the second chamber and passage.
As a further improvement on the present invention, described first chamber and the second chamber are the annular chamber extended along interior tube body circumferencial direction.
As a further improvement on the present invention, described interior tube body is provided with straight nozzle described in several, and these several described in straight nozzle be oppositely arranged between two.
As a further improvement on the present invention, described interior tube body is provided with the bead of some outside projections, and described bead outwards supports the inwall of described outer tube body, and described first chamber and the second chamber are formed between described bead.
As a further improvement on the present invention, described oblique nozzle is obliquely installed towards Way out inside the bead near outlet.
As a further improvement on the present invention, described outlet is provided with near the side of interior tube body from outer tube body inwall towards interior tube body direction and the inclined-plane of outward-dipping extension, described interior tube body has the end face exposed to Way out from chamfered inside, and described oblique nozzle is communicated with described outlet from described end face.
For achieving the above object, the invention provides a kind of Weighing mechanism being provided with described air conveyor, comprise there is containing cavity weight box, be arranged on input port on the upside of weight box, be arranged on delivery conduit below weight box and reclaim line, described reclaim line comprises the Through Flow Line (TFL) connecting weight box, and described air conveyor is connected with described Through Flow Line (TFL).
As a further improvement on the present invention, be provided with the first telescoping mechanism between described Through Flow Line (TFL) and air conveyor, when weight box is weighed, described first telescoping mechanism makes Through Flow Line (TFL) be separated with air conveyor not contact; When the article in weight box export by delivery conduit, Through Flow Line (TFL) and air conveyor link together by described first telescoping mechanism.
As a further improvement on the present invention, described delivery conduit has the delivery pipe connecting weight box, the second telescoping mechanism connecting delivery pipe, connects the unidirectional pneumatic conveyer of the second telescoping mechanism, described unidirectional pneumatic conveyer comprises the output interior tube body exporting outer tube body and be embedded in output outer tube body, described output outer tube body has entrance and exit, and described output interior tube body has the passage being communicated with entrance and exit; Be formed with spaced 3rd chamber vertically between described output interior tube body and output outer tube body, described output outer tube body is provided with connection the 3rd chamber and the 3rd extraneous admission port, is provided with the oblique nozzle of output of oblique connection between described 3rd chamber and outlet.
As a further improvement on the present invention, described weight box top is cuboid, bottom is the shape of falling truncated rectangular pyramids, and described Through Flow Line (TFL) and delivery pipe are connected two oblique sidewalls of described weight box respectively.
For achieving the above object, the invention provides a kind of Weighing mechanism being provided with described air conveyor, comprise there is containing cavity weight box, be arranged on input port on the upside of weight box, be arranged on delivery conduit below weight box and the first reclaim line, described Weighing mechanism also comprises the collection box of the mouth being connected to described first reclaim line and is arranged on the second reclaim line of collection box lower end, and described air conveyor is arranged in described second reclaim line.
As a further improvement on the present invention, described first reclaim line have connect weight box the first Through Flow Line (TFL), connect the first telescoping mechanism of the first Through Flow Line (TFL), connect the first air conveyor of the first telescoping mechanism; Described delivery conduit has the delivery pipe connecting weight box, the second telescoping mechanism connecting delivery pipe, connects the second air conveyor of the second telescoping mechanism; Described first air conveyor is identical with the second air conveyor structure, and include the output interior tube body exporting outer tube body and be embedded in output outer tube body respectively, described output outer tube body has entrance and exit, and described output interior tube body has the passage being communicated with entrance and exit; The 3rd chamber be formed between described output interior tube body and output outer tube body, described output outer tube body is provided with connection the 3rd chamber and the 3rd extraneous admission port, is provided with the oblique nozzle of output of oblique connection between described 3rd chamber and outlet.
The invention has the beneficial effects as follows: in the present invention, air conveyor is by spaced first chamber and the second chamber, be communicated with admission port and the designs of nozzles in the first chamber and the second chamber respectively, thus make when the first admission port passes into high pressure gas, realize unidirectional air-flow transmission by oblique nozzle, namely realize unidirectional material transmission; When the second admission port passes into high pressure gas, produce towards the subtend air-flow of both direction by straight nozzle, so can conveying materials in double directions with easy cleaning pipeline.
Accompanying drawing explanation
Fig. 1 is the block diagram of air conveyor of the present invention;
Fig. 2 is the cutaway view of air conveyor in Fig. 1;
Fig. 3 is the three-dimensional exploded view of air conveyor in Fig. 1;
Fig. 4 is the view of another angle of Fig. 3;
Fig. 5 is the block diagram of a preferred embodiment of Weighing mechanism of the present invention;
Fig. 6 is the decomposed figure of Weighing mechanism in Fig. 5;
Fig. 7 is the cutaway view of the unidirectional pneumatic conveyer of Weighing mechanism in Fig. 5.
Detailed description of the invention
Describe the present invention below with reference to each embodiment shown in the drawings.But these embodiments do not limit the present invention, the structure that those of ordinary skill in the art makes according to these embodiments, method or conversion functionally are all included in protection scope of the present invention.
Please refer to Fig. 1 to the better embodiment that Figure 4 shows that air conveyor 100 of the present invention.Described air conveyor 100 is the two-way air conveyor that can carry out two-way push material, and it comprises outer tube body 1 and is embedded the interior tube body 2 in outer tube body 1.
The inner chamber (non-label) that described outer tube body 1 has entrance 11, exports 12, is arranged on entrance 11 and exports between 12.The internal diameter of described entrance 11 and outlet 12 is all less than the internal diameter of described inner chamber, and described entrance 11 and outlet 12 are provided with the inclined-plane 14 tilting to extend towards interior cavity wall near the side of inner chamber.
Described interior tube body 2 is housed in described inner chamber, and there is the passage 21 being communicated with entrance 11 and outlet 12, thus described inclined-plane 14 that is in described outlet 12 near the side of interior tube body 2, from outer tube body 1 inwall towards interior tube body 2 direction and outward-dipping extension form, described interior tube body 2 has the end face 20 that in inclined-plane 14 side exit 12 direction exposes.
Be formed with spaced first chamber 3 and the second chamber 4 vertically between described interior tube body 2 and outer tube body 1, described outer tube body 1 is provided with connection first chamber 3 and the first extraneous admission port 15, the second admission port 16 being communicated with the second chamber 4 and the external world.Described first chamber 3 and the setting of the second interval, chamber 4 refer to and are not communicated with along interior tube body 2 axis direction between described first chamber 3 and the second chamber 4.Described first chamber 3 is arranged near outlet 12, and is provided with the oblique nozzle 22 of oblique connection between the first chamber 3 and outlet 12; Described second chamber 4 is arranged near entrance 11, and described interior tube body 2 is provided with the straight nozzle 23 being radially communicated with the second chamber 4 and passage 21.In the present embodiment, described oblique nozzle 22 circumferentially evenly arranging at described interior tube body 2; Described interior tube body 2 is provided with straight nozzle 23 described in several, and these several described in straight nozzle 23 be oppositely arranged between two, make the straight nozzle 23 be oppositely arranged between two can produce two strands of subtend air-flows; The quantity of described straight nozzle 23 also can design accordingly needed for air-flow transmission.
In the present embodiment, described first chamber 3 and the second chamber 4 are the annular chamber extended along interior tube body 2 circumferencial direction, and described interior tube body 2 is provided with the bead 25 of some outside projections, described bead 25 outwards supports the inwall of described outer tube body 1, and described first chamber 3 and the second chamber 4 are formed between described bead 25.Described oblique nozzle 22 is obliquely installed towards outlet 12 direction from the bead 25 near outlet 12, and is communicated with described outlet 12 from the end face 20 of described interior tube body 2.
In addition, in the present embodiment, described interior tube body 2 comprises the first interior tube body 26 and the second interior tube body 27 docking setting in the axial direction, the two ends of described first interior tube body 26 and the second interior tube body 27 are formed with the described bead 25 of an outside projection respectively, described first chamber 3 is formed on the first interior tube body 26, and described second chamber 4 is formed on described second interior tube body 27; Certainly, as another embodiment of the present invention, described interior tube body 2 also can be one-body molded.
As known from the above, air conveyor 100 of the present invention is by spaced first chamber 3 and the second chamber 4, the admission port 15,16 and the nozzle 22,23 that are communicated with the first chamber 3 and the second chamber 4 respectively design, thus make when the first admission port 15 passes into high pressure gas, realize unidirectional air-flow transmission by oblique nozzle 22, namely realize unidirectional material transmission; When the second admission port 16 passes into high pressure gas, produce the subtend air-flow towards both direction by straight nozzle 23, so can conveying materials in double directions with easy cleaning pipeline.
In addition, shown in composition graphs 5 to Fig. 7, present invention also offers a kind of Weighing mechanism 600 being provided with above-mentioned air conveyor 100, be mainly used in weighing to eider down, cotton etc.Described Weighing mechanism 600 comprise there is containing cavity weight box 6, be arranged on input port 61 on the upside of weight box 6, be arranged on delivery conduit 7 and reclaim line 8 below weight box 6, be fixed on the fixed base plate 9 bottom weight box 6 and be arranged on the weigher (not shown) below adapter plate 9.
Described weight box 6 top is cuboid, bottom is the shape of falling truncated rectangular pyramids, this kind of profile design not only convenient processing, more can prevent when being filled with material, air-flow disturbance in weight box 6, make air-flow on the eider down in weight box 6 or cotton impact little, the eider down or cotton that facilitate weight box 6 fast speed to fill to be weighed, the eider down or the cotton fast speed that make to enter weight box 6 are stable, accelerate the speed of weighing, and go out after having weighed suede fast, without dead angle, not easily adhesion.
Four, the top wall of weight box 6 is respectively arranged with transom 62 and is provided in the filter screen 63 of transom 62 position, described filter screen is in order to prevent from being filled with eider down in weight box 6 or cotton runs out of.Described input port 61 is arranged higher than described transom 62, the material be filled with can be made to lead and rapid precipitation via air-flow, realize rapid weighing by this kind of design.Be provided with reinforced rib 64 between the oblique sidewall of described weight box 6 bottom and fixed base plate 9, to strengthen the steadiness of weight box 6, prevent from rocking.
Shown in composition graphs 1 to Fig. 7, in this embodiment, described reclaim line 8 comprises the Through Flow Line (TFL) 81 connecting weight box 6, and described air conveyor 100 is connected with described Through Flow Line (TFL) 81; , weigh for convenience meanwhile, be also provided with the first telescoping mechanism 82 between described Through Flow Line (TFL) 81 and air conveyor 100, when weight box 6 is weighed, described first telescoping mechanism 82 makes Through Flow Line (TFL) 81 be separated with air conveyor 100 not contact; When the article in weight box 6 export by delivery conduit 7, Through Flow Line (TFL) 81 and air conveyor 100 link together by described first telescoping mechanism 82, and input air-flow by the second admission port 16 eider down accumulated in Through Flow Line (TFL) 81 or cotton are pushed into weight box 6, export in case the eider down accumulated in non-return closed tube 81 or cotton are not output pipeline 7 and make the weight that the inventory of output can not reach default.
Described reclaim line 8 also comprises the first air inlet pipe 83 and the second air inlet pipe 84 being connected to the first admission port 15 and the second admission port 16 place, and described first air inlet pipe 83 is connected a high pressure gas holder (not shown) respectively with the second air inlet pipe 84.
Described delivery conduit 7 has the delivery pipe 71 connecting weight box 6, the second telescoping mechanism 72 connecting delivery pipe 71, connects the unidirectional pneumatic conveyer 73 of the second telescoping mechanism 72.When weight box 6 is weighed, described second telescoping mechanism 72 makes delivery pipe 71 be separated with unidirectional pneumatic conveyer 73 not contact; When the article in weight box 6 export by delivery conduit 7, delivery pipe 71 and unidirectional pneumatic conveyer 73 link together by described second telescoping mechanism 72.
Described Through Flow Line (TFL) 81 and delivery pipe 71 are connected two oblique sidewalls of described weight box 6 respectively.
Described first telescoping mechanism 82 and the second telescoping mechanism 72 can be flexible bellow, and this kind of flexible bellow can extend under the influence of air pressure, under the state not having air pressure, recover normal shape.
Described unidirectional pneumatic conveyer 73 comprises the output interior tube body 732 exporting outer tube body 731 and be embedded in output outer tube body 731.Described output outer tube body 731 has entrance 7311 and outlet 7312.Described output interior tube body 732 has the passage 7321 being communicated with entrance 7311 and outlet 7312.
The 3rd chamber 733 extended ringwise is formed between described output interior tube body 732 and output outer tube body 731.Described output outer tube body 731 is provided with connection the 3rd chamber 733 and the 3rd extraneous admission port 734.The oblique nozzle 735 of output of oblique connection is provided with between described 3rd chamber 733 and outlet 7312.Described delivery conduit 7 also comprises the 3rd air inlet pipe 736 being connected to the 3rd admission port 734 place, and described 3rd air inlet pipe 736 is in order to connect a high pressure gas holder (not shown).
The above-mentioned Weighing mechanism of the present invention 600 by arranging described air conveyor 100 in reclaim line 8, when delivery conduit 7 is in material extraction, by high pressure gas holder toward inflation in the second chamber 4 of air conveyor 100, subtend air-flow is produced by described straight nozzle 23, on the one hand the material in Through Flow Line (TFL) 8 is blown back weight box 6, extracted out by delivery conduit 7 again, what make extraction material reaches the weight of weighing, on the other hand the material in Through Flow Line (TFL) 8 is blown back weight box 6, dredging pipeline, improves next time and puts the stability of filling.
In addition, present invention also offers the Weighing mechanism (not shown) that another kind is provided with above-mentioned air conveyor 100, this kind of Weighing mechanism also include described weight box 6, be arranged on described input port 61 on the upside of weight box 6, be arranged on described delivery conduit 7 below weight box 6.
With the setting of above-mentioned Weighing mechanism 600 unlike reclaim line, the reclaim line of this kind of Weighing mechanism includes and is connected to the first reclaim line (not shown) below weight box 6, is connected to the collection box (not shown) of the mouth of described first reclaim line and is arranged on second reclaim line (not shown) of collection box lower end.Described air conveyor 100 is arranged in described second reclaim line.
In this embodiment, described first reclaim line is substantially identical with the design of above-mentioned delivery conduit, namely also has the first Through Flow Line (TFL) connecting weight box 6, the first telescoping mechanism connecting the first Through Flow Line (TFL), the first air conveyor connecting the first telescoping mechanism and the delivery pipe be connected between the first air conveyor and collection box; Described first air conveyor is identical with the second air conveyor structure.
In sum, described air conveyor 100 is arranged in the second reclaim line by the Weighing mechanism in this embodiment, when inflating in the second chamber 4 of air conveyor 100, effectively can remove and pipeline accumulates material, dredging pipeline, facilitates follow-up to take out suede.
Be to be understood that, although this specification sheets is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of specification sheets is only for clarity sake, those skilled in the art should by specification sheets integrally, technical scheme in each embodiment also through appropriately combined, can form other embodiments that it will be appreciated by those skilled in the art that.
A series of detailed description listed is above only illustrating for feasibility embodiment of the present invention; they are also not used to limit the scope of the invention, all do not depart from the skill of the present invention equivalent implementations done of spirit or change all should be included within protection scope of the present invention.
Claims (12)
1. an air conveyor, comprise outer tube body and be embedded the interior tube body in outer tube body, described outer tube body has entrance and exit, and described interior tube body has the passage being communicated with entrance and exit; It is characterized in that: between described interior tube body and outer tube body, be formed with spaced first chamber and the second chamber vertically, described outer tube body is provided with connection first chamber and the first extraneous admission port, the second admission port being communicated with the second chamber and the external world, described first chamber is arranged near outlet, and between the first chamber and outlet, be provided with the oblique nozzle of oblique connection, described second chamber is arranged near entrance, and described interior tube body is provided with the straight nozzle being radially communicated with the second chamber and passage.
2. air conveyor according to claim 1, is characterized in that: described first chamber and the second chamber are the annular chamber extended along interior tube body circumferencial direction.
3. air conveyor according to claim 2, is characterized in that: described interior tube body is provided with straight nozzle described in several, and these several described in straight nozzle be oppositely arranged between two.
4. air conveyor according to claim 1, is characterized in that: described interior tube body is provided with the bead of some outside projections, and described bead outwards supports the inwall of described outer tube body, and described first chamber and the second chamber are formed between described bead.
5. air conveyor according to claim 4, is characterized in that: described oblique nozzle is obliquely installed towards Way out inside the bead near outlet.
6. air conveyor according to claim 1, it is characterized in that: described outlet is provided with near the side of interior tube body from outer tube body inwall towards interior tube body direction and the inclined-plane of outward-dipping extension, described interior tube body has the end face exposed to Way out from chamfered inside, and described oblique nozzle is communicated with described outlet from described end face.
7. one kind is provided with the Weighing mechanism of the air conveyor in claim 1 to 6 described in any one, comprise there is containing cavity weight box, be arranged on input port on the upside of weight box, be arranged on delivery conduit below weight box and reclaim line, it is characterized in that: described reclaim line comprises the Through Flow Line (TFL) connecting weight box, and described air conveyor is connected with described Through Flow Line (TFL).
8. Weighing mechanism according to claim 7, is characterized in that: be provided with the first telescoping mechanism between described Through Flow Line (TFL) and air conveyor, and when weight box is weighed, described first telescoping mechanism makes Through Flow Line (TFL) be separated with air conveyor not contact; When the article in weight box export by delivery conduit, Through Flow Line (TFL) and air conveyor link together by described first telescoping mechanism.
9. Weighing mechanism according to claim 8, it is characterized in that: described delivery conduit has the delivery pipe connecting weight box, the second telescoping mechanism connecting delivery pipe, connects the unidirectional pneumatic conveyer of the second telescoping mechanism, described unidirectional pneumatic conveyer comprises the output interior tube body exporting outer tube body and be embedded in output outer tube body, described output outer tube body has entrance and exit, and described output interior tube body has the passage being communicated with entrance and exit; Be formed with spaced 3rd chamber vertically between described output interior tube body and output outer tube body, described output outer tube body is provided with connection the 3rd chamber and the 3rd extraneous admission port, is provided with the oblique nozzle of output of oblique connection between described 3rd chamber and outlet.
10. Weighing mechanism according to claim 9, is characterized in that: described weight box top is cuboid, bottom is the shape of falling truncated rectangular pyramids, and described Through Flow Line (TFL) and delivery pipe are connected two oblique sidewalls of described weight box respectively.
11. 1 kinds of Weighing mechanisms being provided with the air conveyor in claim 1 to 6 described in any one, comprise there is containing cavity weight box, be arranged on input port on the upside of weight box, be arranged on delivery conduit below weight box and the first reclaim line, it is characterized in that: described Weighing mechanism also comprises the collection box of the mouth being connected to described first reclaim line and is arranged on the second reclaim line of collection box lower end, and described air conveyor is arranged in described second reclaim line.
12. Weighing mechanisms according to claim 11, is characterized in that: described first reclaim line have connect weight box the first Through Flow Line (TFL), connect the first telescoping mechanism of the first Through Flow Line (TFL), connect the first air conveyor of the first telescoping mechanism; Described delivery conduit has the delivery pipe connecting weight box, the second telescoping mechanism connecting delivery pipe, connects the second air conveyor of the second telescoping mechanism; Described first air conveyor is identical with the second air conveyor structure, and include the output interior tube body exporting outer tube body and be embedded in output outer tube body respectively, described output outer tube body has entrance and exit, and described output interior tube body has the passage being communicated with entrance and exit; The 3rd chamber be formed between described output interior tube body and output outer tube body, described output outer tube body is provided with connection the 3rd chamber and the 3rd extraneous admission port, is provided with the oblique nozzle of output of oblique connection between described 3rd chamber and outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410407975.6A CN104261137B (en) | 2014-08-19 | 2014-08-19 | Air conveyor and there is the Weighing mechanism of this air conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410407975.6A CN104261137B (en) | 2014-08-19 | 2014-08-19 | Air conveyor and there is the Weighing mechanism of this air conveyor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104261137A true CN104261137A (en) | 2015-01-07 |
| CN104261137B CN104261137B (en) | 2016-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410407975.6A Active CN104261137B (en) | 2014-08-19 | 2014-08-19 | Air conveyor and there is the Weighing mechanism of this air conveyor |
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| Country | Link |
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| CN (1) | CN104261137B (en) |
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| CN104925732A (en) * | 2015-06-11 | 2015-09-23 | 常熟市百联自动机械有限公司 | Feather storage container |
| CN112660666A (en) * | 2020-12-03 | 2021-04-16 | 华晟博联环境科技(青岛)有限公司 | Separator for pneumatic conveying system of dirty clothes, bedding and clothing |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN104261137B (en) | 2016-07-06 |
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