CN103935768A - Vacuum online feeding device of positive pressure system - Google Patents
Vacuum online feeding device of positive pressure system Download PDFInfo
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- CN103935768A CN103935768A CN201310021557.9A CN201310021557A CN103935768A CN 103935768 A CN103935768 A CN 103935768A CN 201310021557 A CN201310021557 A CN 201310021557A CN 103935768 A CN103935768 A CN 103935768A
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- air inlet
- vacuum
- generating device
- vacuum generating
- feeding device
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Abstract
The invention provides a vacuum online feeding device of a positive pressure system. The vacuum online feeding device comprises a conical feeding copper, an electrically operated valve, a vacuum generating device and a material buffering device. The vacuum online feeding device is characterized in that the conical feeding copper and the vacuum generating device are connected with the electrically operated valve through flanges; a long pipe of the vacuum generating device is composed of a vertical pipe and an inclined pipe, and the included angle between the vertical pipe and the inclined pipe is 45 degrees; two identical compressed air inlet pipes with small calibers are symmetrically arranged on the two sides of the inclined pipe, and the included angles between the axes of two compressed air inlet pipes and the axis of the inclined pipe are 18 degrees to 20 degrees. The two compressed air inlet pipelines are connected with a main air inlet pipe through a tee joint and are symmetrically distributed on the two sides of the axis of the tee joint, and therefore compressed air entering the two air inlet pipes is equal in flow. The material buffering device is welded to a material outlet of the vacuum generating device, through a rubber plate buffering baffle arranged on the material buffering device, part of energy of materials impacting a buffer cushion can be absorbed, the falling direction of the materials is changed, and the situation that equipment is damaged due to the fact that the materials directly collide with other parts in an equipment body is avoided.
Description
Technical field
The present invention relates to a kind of feeding device that utilizes high-speed compressed air generation vacuum to supplement material, especially there is positive pressure in inside and need in the equipment of continuous operation, can realize and not shut down the online online feeding device of positive pressure system vacuum that supplements material.
Background technology
At present, need uninterrupted operation continuously and internal pressure to be greater than in the equipment of ambient pressure environment at some, also claim positive pressure system equipment, while supplementing new material, conventionally adopt in two ways.
In conjunction with Fig. 1, a kind of mode is that equipment is cut off, and treats the pressure p of apparatus body 2 inside
1be reduced to and ambient pressure environment p
0when balance, directly material is added in apparatus body 2 from the loading hopper 1 of equipment;
In conjunction with Fig. 2, another kind of mode is to use a kind of feeding device, is provided with twice valve, due to the pressure p of apparatus body 2 inside in this kind of feeding device
1be greater than ambient pressure environment p
0, belong to positive pressure system, for preventing the pressure leakages of apparatus body 2 inside, twice valve is all closed at ordinary times.When reinforced, first material is poured in feeder hopper 3, then opened valve 4, allow material enter smoothly in bearing material bucket 5; Then upper valve 4 is closed, lower upper valve 6 is opened, and the material in bearing material bucket 5 will be in material blanking tube 7 drops into apparatus body 2, completes material and adds.Because this kind of feeding device structure itself needs larger space, and in order more effectively to avoid the pressure leakages in equipment in reinforced process, charge door is placed on the place very high from apparatus body 2.
Above two kinds of feed way all exist defect separately, and first the first feed way need to be cut off equipment, the equipment running without interruption continuously for needs, and shutdown can make the continuous and steady operation of unit be subject to great impact frequently; The feeding device of the second way, for the smaller material of density, because apparatus body 2 inside are positive pressures, material likely cannot drop in apparatus body 2, cannot complete reinforced.Or material need to overcome very large resistance and just can drop in apparatus body 2, so just make the reinforced process need long period; And for the larger material of density, because feed location is very high, material has produced very large speed before entering into apparatus body 2, if do not take some impact mitigation measures, material will smash other parts in apparatus body 2.In order to address this problem, for the larger material of density, this kind of feeding device takes in material blanking tube 7 interval zigzag weld to connect the measure of a considerable amount of round steel 8, the falling speed of attempting to slow down by the collision of material and round steel 8 material.But according to a lot of user feedbacks that use this kind of structure feeding device, often there is feed blocking in material blanking tube 7 because increased round steel 8 in feeding device, is also difficult to make material to drop into smoothly in apparatus body 2 even if knock energetically material blanking tube 7.
Summary of the invention
For overcoming many disadvantages and the deficiency that in the various feed way of existing positive pressure system equipment, feeding device exists; the object of this invention is to provide one and can add various materials; and can effectively avoid feed blocking material blanking tube; reduce material equipment is impacted, realize and do not shut down the feeding device that supplements at any time material.
In order to achieve the above object, the technical scheme of this reality invention is to provide the online feeding device of a kind of positive pressure system vacuum, comprises taper feeder hopper 9, electrically operated valve 10, vacuum generating device 11 and material buffer device 12.It is characterized in that: described taper feeder hopper 9 is all connected with electrically operated valve 10 by flange with vacuum generating device 11; The long tube 14 of described vacuum generating device 11 is made up of one section of VERTICAL TUBE and one section of inclined tube, two pipes angle at 45 °.In inclined tube bilateral symmetry, two left air inlet pipes 12 of identical more small-bore pressurized air and right air inlet pipe 13 are set, and two air inlet pipe axis all become 18 °～20 ° angles with inclined tube axis.Simultaneously left air inlet pipe 12 is connected with main air inlet pipe by a T-pipe joint 15 with right air inlet pipe 13 and is symmetrically distributed in the axis both sides of T-pipe joint 15, thereby makes to enter into the compressed air require equalization of two air inlet pipes.Described material buffer device 12 is welded on the long tube 14 material outlet places of vacuum generating device 11, the rubber plate cushioning fender of installing on it, can will collide the portion of energy of the material on cushion rubber and change its falling direction, avoid other parts direct impact in material and apparatus body 2, cause device damage.
The online feeding device of a kind of positive pressure system vacuum provided by the invention is to invent according to the principle of common jet type vacuum producer, in the time that pressurized air is at a high speed injected into the vacuum generating device of the larger cavity of tool by more small-bore air inlet pipe, due to the unexpected increase of through-flow bore, can in vacuum generating device, produce vacuum by air inlet pipe near zone.Enter into compressed-air actuated pressure and the flow value of vacuum generating device by adjusting, can change the degree of vacuum of region of no pressure in vacuum generating device, can also change the charge air sucking from external environment simultaneously.According to the positive pressure size of device interior; only the pressurized air in air inlet pipe need be adjusted to the angle of suitable force value or adjustment two air inlet pipe axis and inclined tube axis; the degree of vacuum producing in vacuum generating device can be guaranteed in the situation that electrically operated valve is opened completely; the pressure of device interior is not revealed to outside; the air that also can make to enter the pressurized air in the online feeding device of positive pressure system vacuum and suck from external environment all flow in positive pressure system equipment, does not shut down and can add materials at any time thereby realize.The rubber buffer of the shock absorber simultaneously arranging at material outlet place, with material collision after can absorb the portion of energy of material and change the falling direction of material, greatly reduce material other parts collision in apparatus body has been caused to damage, thereby made feeding device there is very large comformability to material variety; Because the online feeding device volume structure of positive pressure system is less, can directly be placed on apparatus body, structure is compacter, and feed location reduces greatly, cancelled the material blanking tube that existing feeding device grows and in material blanking tube, welded round steel, that has avoided that material occurs to stop up in material blanking tube may.The height simultaneously falling due to material reduces greatly, and then speed while making material enter into apparatus body reduces greatly, and the speed while making material enter into apparatus body reduces greatly, has reduced the collision impact to other parts in apparatus body.
The online feeding device of a kind of positive pressure system vacuum provided by the invention has overcome the deficiency of existing positive pressure system feed way and technology; the frequent plugging fault that occurs can effectively avoid adding materials time; can realize not shutting down at any time and add materials; simultaneously to greatly having improved the comformability to material variety; have simple in structure; easy to operate, economical and practical feature.
Brief description of the drawings
Fig. 1 is the feeding device structural representation of halt mode;
Fig. 2 is the high-order feeding device structural representation of double valve;
Fig. 3 is that A in Fig. 2 is to view;
Fig. 4 is the online feeding device structural representation of positive pressure system vacuum;
Fig. 5 is that A in Fig. 4 is to view;
Fig. 6 is the vacuum generating device structural representation in the online feeding device of positive pressure system;
Fig. 7 is that A in Fig. 6 is to view;
Fig. 8 is that B in Fig. 6 is to view;
Description of reference numerals
1-loading hopper; 2-apparatus body; 3-feeder hopper; The upper valve of 4-; 5-bearing material bucket; 6-lower valve; 7-material blanking tube;
8-round steel; 9-taper feeder hopper; 10-electrically operated valve; 11-vacuum generating device; The left air inlet pipe of 12-;
The right air inlet pipe of 13-; 14-long tube; 15-T-pipe joint;
Detailed description of the invention
For the present invention is become apparent, hereby with a preferred embodiment, and coordinate accompanying drawing to be described in detail below.
Fig. 4, Fig. 5 are the online feeding device structural representation of a kind of positive pressure system vacuum provided by the invention, taper feeder hopper 9 in the online feeding device of described positive pressure system vacuum is all connected with electrically operated valve 10 by flange with vacuum generating device 11, and material buffer device 12 is welded on the long tube 14 material outlet places of vacuum generating device 11; Fig. 6, Fig. 7, Fig. 8 are the structural representation of described vacuum generating device 11, and the long tube 14 in described vacuum generating device 11 is made up of one section of VERTICAL TUBE and one section of inclined tube, two pipes angle at 45 °.Two left air inlet pipes 12 of identical more small-bore pressurized air are set and right air inlet pipe 13, two air inlet pipe axis all become 18 °～20 ° angles with inclined tube axis in inclined tube bilateral symmetry.Simultaneously left air inlet pipe 12 is connected with main air inlet pipe by a T-pipe joint 15 with right air inlet pipe 13 and is symmetrically distributed in the axis both sides of T-pipe joint 15, thereby makes to enter into the compressed air require equalization of two air inlet pipes.The rubber plate cushioning fender of installing on described material buffer device 12, can will collide the portion of energy of the material on cushion rubber and change its falling direction, avoids other parts direct impact in material and apparatus body 2, causes device damage.After pressurized air is at a high speed by T-pipe joint 15, be assigned to uniformly more small-bore left air inlet pipe 12 and right air inlet pipe 13, then be injected into while thering is the long tube 14 of larger cavity vacuum generating device 11 from two air inlet pipes, due to the unexpected increase of through-flow bore, can in long tube 14 cavitys, produce vacuum by two air inlet pipe outlet near zones, under the state of opening at electrically operated valve 10, can from by taper feeder hopper 9 by the air intake external environment.Adjusting enters into compressed-air actuated pressure and the flow value of vacuum generating device 11 or adjusts the angle of two air inlet pipe axis and inclined tube axis, just can change the degree of vacuum of region of no pressure in vacuum generating device 11, changes the charge air sucking from external environment simultaneously.According to the pressure size of device systems inside, only the pressurized air in air inlet pipe 12 and air inlet pipe 13 need be adjusted to suitable force value, just can guarantee in vacuum generating device 11 that the vacuum-energy producing guarantees in the situation that electrically operated valve is opened completely, the compressed air of pressure of device interior all seals and does not reveal, the air that also can make to enter all pressurized airs in the online feeding device of positive pressure system vacuum and suck from external environment all flow in positive pressure system apparatus body 2, does not shut down and can freely add materials at any time thereby realize; Rubber buffer on the material buffer device 12 simultaneously arranging at long tube 14 material outlet places, with material collision after can absorb the portion of energy of material and change the falling direction of material, greatly reduce material other parts collision in apparatus body has been caused to damage, thereby made the online feeding device of positive pressure system there is very large comformability to material variety.Due to the online feeding device small volume of positive pressure system, can directly be placed on apparatus body, structure is compacter, feed location is reduced greatly, cancelled the material blanking tube that existing feeding device structure grows and in material blanking tube, welded round steel, that has avoided that material occurs to stop up in material blanking tube may.The height simultaneously falling due to material reduces greatly, and the speed while making material enter into apparatus body 2 reduces greatly, has reduced the collision impact to other parts in apparatus body 2.
While adding materials, first ensure that electrically operated valve 10 closes, then in the online feeding device of positive pressure system vacuum, pass into pressurized air a period of time, after the vacuum pressure in feeding device is stable, open electrically operated valve 10, can from taper feeder hopper 9, add materials.After material adds, close electrically operated valve 10, cut off pressurized air supply and can complete whole material adding procedure, simple in structure, easy to operate, economical and practical.
Claims (5)
1. the online feeding device of positive pressure system vacuum comprises taper feeder hopper, electrically operated valve, vacuum generating device and material buffer device, it is characterized in that: described taper feeder hopper is all connected with electrically operated valve by flange with vacuum generating device, and described material buffer device is welded on vacuum generating device.
2. the online feeding device of positive pressure system vacuum according to claim 1, is characterized in that: utilize swiftly flowing pressurized air to produce local decompression at charge door place and realize the non-contacting seal to positive pressure system.
3. vacuum generating device according to claim 1, is characterized in that: be made up of one section of VERTICAL TUBE and one section of inclined tube, two pipes angle at 45 °, arranges the less compressed air inlet pipe in two root hole footpaths in inclined tube both sides.
4. two air inlet pipes according to claim 2, is characterized in that: the axis of two air inlet pipes all becomes 18～20 ° of angles with the inclined tube axis in vacuum generating device, with respect to inclined tube axis symmetry; Two air inlet pipes are connected by a T-pipe joint, and are symmetrically distributed in T-pipe joint axis both sides.
5. material buffer device according to claim 1, is characterized in that: material buffer device is provided with rubber buffer baffle plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310021557.9A CN103935768B (en) | 2013-01-21 | 2013-01-21 | The online feeding device of positive pressure system vacuum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310021557.9A CN103935768B (en) | 2013-01-21 | 2013-01-21 | The online feeding device of positive pressure system vacuum |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103935768A true CN103935768A (en) | 2014-07-23 |
| CN103935768B CN103935768B (en) | 2017-03-15 |
Family
ID=51183705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310021557.9A Active CN103935768B (en) | 2013-01-21 | 2013-01-21 | The online feeding device of positive pressure system vacuum |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103935768B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105090995A (en) * | 2015-09-16 | 2015-11-25 | 张家港市合力能源发展有限公司 | Sludge adding device in sludge burning system |
| CN105090994A (en) * | 2015-09-16 | 2015-11-25 | 张家港市合力能源发展有限公司 | Sludge incineration disposal method and incineration system |
| CN106745140A (en) * | 2016-12-15 | 2017-05-31 | 江苏诺斯特拉环保科技有限公司 | A kind of anti-blocking feeding device of crystal aluminum chloride |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4313699A (en) * | 1980-01-31 | 1982-02-02 | Dynamic Air Inc. | Quick mount high pressure booster valves |
| CN2467473Y (en) * | 2001-01-12 | 2001-12-26 | 刘新春 | Air resistor type pneumatic continuous conveying pump |
| CN201321287Y (en) * | 2008-11-29 | 2009-10-07 | 潘晓兵 | Feeder |
| CN202186745U (en) * | 2011-06-20 | 2012-04-11 | 宁波广博纳米新材料股份有限公司 | Feeding machine |
| CN203095159U (en) * | 2013-01-21 | 2013-07-31 | 上海意丰机电科技开发有限公司 | Positive pressure system vacuum online feeding device |
-
2013
- 2013-01-21 CN CN201310021557.9A patent/CN103935768B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4313699A (en) * | 1980-01-31 | 1982-02-02 | Dynamic Air Inc. | Quick mount high pressure booster valves |
| CN2467473Y (en) * | 2001-01-12 | 2001-12-26 | 刘新春 | Air resistor type pneumatic continuous conveying pump |
| CN201321287Y (en) * | 2008-11-29 | 2009-10-07 | 潘晓兵 | Feeder |
| CN202186745U (en) * | 2011-06-20 | 2012-04-11 | 宁波广博纳米新材料股份有限公司 | Feeding machine |
| CN203095159U (en) * | 2013-01-21 | 2013-07-31 | 上海意丰机电科技开发有限公司 | Positive pressure system vacuum online feeding device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105090995A (en) * | 2015-09-16 | 2015-11-25 | 张家港市合力能源发展有限公司 | Sludge adding device in sludge burning system |
| CN105090994A (en) * | 2015-09-16 | 2015-11-25 | 张家港市合力能源发展有限公司 | Sludge incineration disposal method and incineration system |
| CN105090994B (en) * | 2015-09-16 | 2017-05-17 | 张家港市合力能源发展有限公司 | Sludge incineration disposal method and incineration system |
| CN105090995B (en) * | 2015-09-16 | 2017-06-16 | 张家港市合力能源发展有限公司 | A kind of sludge adding set in sludge incinerating system |
| CN106745140A (en) * | 2016-12-15 | 2017-05-31 | 江苏诺斯特拉环保科技有限公司 | A kind of anti-blocking feeding device of crystal aluminum chloride |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103935768B (en) | 2017-03-15 |
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