CN101734465A - Air-floating type conveyor - Google Patents
Air-floating type conveyor Download PDFInfo
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- CN101734465A CN101734465A CN200910234383A CN200910234383A CN101734465A CN 101734465 A CN101734465 A CN 101734465A CN 200910234383 A CN200910234383 A CN 200910234383A CN 200910234383 A CN200910234383 A CN 200910234383A CN 101734465 A CN101734465 A CN 101734465A
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Abstract
The invention relates to an air-floating type conveyor belonging to the technical field of conveying machinery. The air-floating type conveyor comprises a transmission drum and a turnabout drum; winding conveyor belts are wound on the transmission drum and the turnabout drum; a stand is provided with carrier roller sections at intervals along the extending direction of the conveyor belts; carrier roller sets are arranged on the carrier roller sections; since the carrier roller sets are arranged on various corresponding carrier roller sections, the conveyor belts are forced to be arranged according to the distribution rule of gradually transiting to the tubular shape of the middle of the stand from the horizontal shape of two ends of the stand; an air blow pipe communicated with a compressed air source is also arranged on each carrier roller section; the shape of the air blow pipe coincides with that of the conveyor belts on the section; and the air blow pipe is provided with air outlets for blowing the conveyor belts away from the carrier rollers. The conveyor is not influenced by the outside environment such as wind and rain, effectively inhibits the environment pollution and thoroughly avoids the deviation; conveying materials can be powdery, blocky or colloid-shaped; and the invention has light running, long service life and flexible layout and is beneficial to reducing the construction cost.
Description
Technical field
The present invention relates to a kind of device for transporting objects, especially a kind of air-floating type conveyor belongs to technical field of conveying machinery.
Background technology
Understand according to the applicant, for a long time, the broken diffusing mass transport of coal, ore and so on generally adopts band conveyor.Its basic structure is, the frame two ends are settled driving drum and changed course cylinder respectively, are wound with transmission belt between two cylinders, and the belt on upper strata is spaced apart rack-mounted carrying idler bracketing.There is following distinct disadvantage in this type of belt transmission: 1) material is in opening-wide state, is subject to external environment influences such as wind and rain, causes that tiny material flies upward, and contaminated environment perhaps causes the granular material caking, influences materials quality; 2) be difficult to realize the small-bend radius conveying, be difficult to flexible topology, often cause the construction costs height; 3) material easy sideslip in course of conveying, all the more so when heavy haul transport especially, the result causes being scattered of material; 4) friction force is big between belt and carrying roller, energy consumption and over-the-road expense height; 5) consumable accessory damages soon, and the life-span is short, the service expenditure height.
Retrieval is found, application number is that 93235045.3 Chinese utility model patent discloses a kind of the efficient dense to air conveyer of powder and granule shape material of carrying, comprise charging, air inlet and conveying three parts, expect that wherein pipe box is in air duct, the admission port that has adjustable angle on the material pipe is communicated with air duct, also can adorn interior air pipe in the material pipe, and feeding warehouse is contained on the material pipe, be connected with compressed air tube on the air duct, the afterbody of air duct is equipped with the shock absorber or the blower fan of band filtering net.Though this conveyer has overcome the shortcoming that belt feeder is carried to a certain extent, but because its principle is by air-flow material to be moved together to the low pressure direction, to realize the conveying of material, therefore the only conveying of suitable powder-material, can not carry the material of bulk or colloid shape, and this equipment traffic capacity is subjected to the influence of humidity of materials bigger.
In addition, application number is that 200720151658.8 Chinese utility model patent discloses a kind of air supporting transport platform that changes the plate material direction, and comprise: a rotary unit has a base, be provided with a rotating driver in this base, which is provided with one first air floating table; One lifting unit has a base, is provided with a lifting actuator in this base, which is provided with one second air floating table, and this lifting actuator is to drive the lifting between one first height and one second height of this second air floating table; When this second air floating table was positioned at this first height, this first air floating table and this second air floating table were co-altitudes and adjacent one another are, and the adjacent edge shape of this first air floating table and this second air floating table matches.This air supporting transport platform only limits to the material of shape comparison rule, and the finished product half-blank that for example comes out in the mould can't be realized the conveying to irregular material.
Summary of the invention
The objective of the invention is to: propose a kind of air-floating type conveyor that not only can overcome the shortcoming of existing band conveyor but also can carry irregular materials such as comprising bulk or paste shape.
In order to reach above purpose, the basic technical scheme of air-floating type conveyor of the present invention is: comprise the driving drum and the changed course cylinder that are placed in the frame two ends respectively, described driving drum and changed course cylinder are wound with the transport tape of winding, described frame is provided with the carrying roller cross section at interval along the load-transfer device bearing of trend, and described carrying roller cross section is equipped with the carrying roller group; Its improvements are: described carrying roller group is installed by the horizontal regularity of distribution that carries out the transition to the pipe shape of central rack gradually at frame two ends to force transport tape in its corresponding each carrying roller cross section, the gas blow pipe that is communicated with compressed gas source also is equipped with in described each carrying roller cross section, the shape of described gas blow pipe and load-transfer device match at this cross sectional shape, have on the described gas blow pipe the blow off air gate of carrying roller of load-transfer device.
When driving drum drives the motion of load-transfer device winding, under the incremental effect of gathering of each carrying roller cross section carrying roller group, what the cross sectional shape of load-transfer device will be by the material feed end is plane, becomes circular-arc earlier, become gradually more circular, thereby material is carried in the pipeline that load-transfer device forms; When material during near throw-off end, load-transfer device again under the effect of carrying roller group, be launched into gradually by the pipe shape plane, thereby make material fall the destination.In this process, the pressurized air that gas blow pipe blows out forms air cushion between load-transfer device and carrying roller, and material is transferred under the air supporting state.Because material is carried in the pipeline that load-transfer device forms, not influenced by external environment such as wind and rain, effectively suppressed contaminated environment, also thoroughly avoided sideslip, and the form of material both can be powdery, also can be bulk or colloid shape; And the air supporting conveying makes that the load-transfer device operation is light and handy, has reduced energy consumption and over-the-road expense, and carrying roller is not easy to wear, long service life; In addition, under the effect of contraction of carrying roller group, the layout turn radius of load-transfer device is significantly less than band conveyor, so layout is flexible, helps reducing construction costs.
Description of drawings
The present invention is further illustrated below in conjunction with accompanying drawing.
Fig. 1 is a basic structure scheme drawing of the present invention.
Fig. 2 is the local structure scheme drawing of one embodiment of the invention input section.
Fig. 3 is the local structure scheme drawing of one embodiment of the invention deferent segment.
Fig. 4 is the B-B cross section structure scheme drawing of Fig. 3.
Fig. 5 is the C-C cross section structure scheme drawing of Fig. 3.
Fig. 6 is the D-D cross section structure scheme drawing of Fig. 3.
Fig. 7 is the E-E cross section structure scheme drawing of Fig. 3.
Fig. 8 is the F-F cross section structure scheme drawing of Fig. 3.
Fig. 9 is the G-G cross section structure scheme drawing of Fig. 3.
Figure 10 is the H-H cross section structure scheme drawing of Fig. 3.
Figure 11 is the K-K cross section structure scheme drawing of Fig. 2.
Figure 12 is the structure for amplifying scheme drawing of Figure 11.
The specific embodiment
Embodiment one
The air-floating type conveyor basic structure of present embodiment as shown in the figure, be placed in the frame two ends by the low noise motor respectively by the driving drum 1 of transmission system drives and driven changed course cylinder 2, frame is made of bracing frame 3-1, the 3-2 at two ends and the square-section passage shape between the two end supports frame frame 3-3 that spreads out, and is arranged at intervals with supporting leg 3-4 under the frame 3-3 that spreads out.Be wound with the winding transport tape 4 that is positioned at the frame that spreads out on driving drum 1 and the changed course cylinder 2.The frame 3-3 that spreads out of frame is provided with the carrying roller cross section at interval along load-transfer device 4 bearing of trends, and the carrying roller cross section is equipped with carrying roller group 5.Each carrying roller group is installed by the horizontal regularity of distribution that carries out the transition to the pipe shape of central rack gradually at frame two ends to force transport tape 4 in its corresponding each carrying roller cross section.The distribution that is the carrying roller group makes the changes of section rule of load-transfer device 4 be: the driving drum end in frame is open and flat horizontality, and the pipe shape of its cross sectional shape in the middle part of larger radius of curvature circular arc, small curvature radius circular arc become gradually in the process of in the middle part of the frame 3-3 that spreads out, extending, then in the process of extending to throw-off end, with aforementioned opposite, become the open and flat horizontality of changed course cylinder end gradually by the pipe shape at middle part.
In addition, each carrying roller cross section also is equipped with compressed gas source 8 and is communicated with gas blow pipe respectively behind minute gas bag 7, and the shape of gas blow pipe and load-transfer device 4 match at this cross sectional shape, and has the blow off air gate of carrying roller of load-transfer device.
Be it can also be seen that by Fig. 1 the bracing frame 3-1 of feed end is placed in the compartment 9, the bucket-shaped feed bin 10 that adds is equipped with on the top of compartment 9, and the bottom that adds feed bin 10 is positioned at the weighing balance 11 on the anti-spillage baffle plate 12.
The input section of present embodiment air-floating type conveyor and deferent segment are distinguished as shown in Figures 2 and 3, and wherein each carrying roller group 5 is extremely shown in Figure 11 as Fig. 4 respectively in the concrete distribution of respective cross-section.
For the ease of understanding, present embodiment sees from the structure roller end (being throw-off end) that comparatively simply alters course, in B-B cross section as shown in Figure 4, load-transfer device 4 around by bearings on the changed course roller 2 on the frame 3-3 that spreads out, so its cross section is the level of state.
When load-transfer device 4 extends to the first carrying roller cross section D-D shown in Figure 6, the frame 3-3 upper support of spreading out is by upper and lower two group of three carrying roller group 5 that the joint carrying roller is formed, be in load-transfer device process section, promptly horizontal at the middle carrying roller of three last joint carrying rollers, the two ends carrying roller upwarps with about 30 ° inclination angle symmetry respectively, thereby it is circular-arc to make process load-transfer device 4 cross sections of bracketing on it be the larger radius of curvature depression; And be in load-transfer device backhaul section, promptly under the carrying roller group with in last carrying roller group symmetry (omitting among the figure), therefore make under to be the larger radius of curvature projection circular-arc in backhaul load-transfer device 4 ' cross section.
When load-transfer device 4 extends to the second carrying roller cross section E-E shown in Figure 7, in the carrying roller group 5 that upper and lower two group of three joint carrying roller of the frame 3-3 upper support of spreading out formed, be in load-transfer device process section, promptly still horizontal at the middle carrying roller of three last joint carrying rollers, the two ends carrying roller upwarps with about 60 ° inclination angle symmetry respectively, thereby it is circular-arc to make process load-transfer device 4 cross sections of bracketing on it be the small curvature radius depression; And be in load-transfer device backhaul section, promptly under the carrying roller group with in last carrying roller group symmetry (omitting among the figure), therefore make under to be the small curvature radius projection circular-arc in backhaul load-transfer device 4 ' cross section.
When load-transfer device 4 extends to the 3rd carrying roller cross section G-G shown in Figure 9, load-transfer device enters into the ring cross-section section, the carrying roller group 5 that upper and lower each two groups of three sections carrying roller of the frame 3-3 upper support of spreading out are formed, the side of cross section G-G, be in the load-transfer device process section, promptly be supported on three limits spaced apart from each other in the regular hexagon respectively at one group of last three sections carrying roller, wherein the carrying roller under is horizontal; The opposite side of cross section G-G, three sections carrying rollers of another group also are supported on three limits spaced apart from each other in the regular hexagon respectively, but the carrying roller of going up most is horizontal.Therefore, three sections carrying roller groups of G-G both sides, cross section are dislocatedly distributed, constitute one and be projected as orthohexagonal envelope circle, thereby bracketing process load-transfer device 4 cross sections wherein are be inscribed within wherein circular, even load-transfer device herein is from being rolled into pipe shape (referring to Figure 10); Be in load-transfer device backhaul section, promptly under carrying roller group and above-mentioned in last carrying roller group symmetry, therefore make under backhaul load-transfer device 4 ' also be circular accordingly.
When load-transfer device 4 extends to the 4th carrying roller cross section H-H shown in Figure 10, also be the ring cross-section section, the carrying roller group 5 that upper and lower each two groups of three sections carrying roller of the frame 3-3 upper support of spreading out are formed is identical with G-G cross section situation, does not give unnecessary details in addition.
In order to make the deformation of load-transfer device in above process smooth and easy more naturally, near the C-C cross section between the changed course cylinder end section B-B and the first carrying roller cross section D-D, as shown in Figure 5, two inside upper part at the frame 3-3 that spreads out support along the load-transfer device bearing of trend by spider 3-4, forward and backward respectively with the three offside rollers 13 (at least two pairs get final product) of process load-transfer device 4 contact both sides, three offside rollers 13 pass through to change vertical inclination angle with the contact interval of load-transfer device 4, dwindle to the centre gradually, therefore produce and push, make its cross section to be the circular-arc trend of depression to the centre process load-transfer device 4; Two lower inside at the frame 3-3 that spreads out are provided with symmetrical structure (omitting among the figure) with it, therefore make under backhaul load-transfer device 4 ' cross section be the circular-arc trend of projection.
In addition, near the F-F cross section between the second carrying roller cross section E-E and the 3rd carrying roller cross section G-G, as shown in Figure 8, upper frame 3-6 both sides in being fixed in the frame 3-3 that spreads out, also be equipped with along the load-transfer device bearing of trend, the forward and backward variation with process load-transfer device 4 one side contacts and by the side pressure angle respectively makes the two offside pressure rollers 14 of gathering into ring trend in last top, process load-transfer device 4 cross section generation gradually; Two lower inside at the frame 3-3 that spreads out are provided with symmetrical structure (omitting among the figure) with it, therefore make under bottom, backhaul load-transfer device 4 ' cross section produce the trend of gathering into ring gradually.The described second carrying roller cross section and the upper frame both sides between the 3rd carrying roller cross section spread out be equipped with on the frame along the load-transfer device bearing of trend forward and backward respectively with process load-transfer device one side contacts and make top, process load-transfer device cross section produce at least two offside pressure rollers of gathering into ring trend gradually.
If begin to describe from driving drum end (feed end), the distribution of each carrying roller cross section carrying roller group and side roller and side pressure roller is not difficult to analogize by the understanding to foregoing description, does not give unnecessary details in addition.
The gas blow pipe structure in each carrying roller cross section can be learnt by the understanding to Figure 12.Because the load-transfer device 4 or 4 ' in this carrying roller cross section is annulus, therefore gas blow pipe 8 also in the form of a ring, its inlet end by take over 17, center culvert 18 and be communicated with compressed gas source 8 through minute gas bag 7, the interior circle of annular gas blow pipe 8 is intervally distributed with the air gate that blows to load-transfer device, therefore can produce the air gap that load-transfer device is separated with carrying roller, and make load-transfer device be in suspended state.The gas blow pipe structural principle in other carrying roller cross section is identical, and the shape of concrete shape and this cross section load-transfer device matches.
Among Fig. 2, the load-transfer device horizontal segment of input section is longer, opens motion device 20 because will establish gravity in the bottom.By Figure 11, Figure 12 as can be seen, the other operating walk way that is provided with of the frame 3-3 that spreads out herein.During work, the charging end of air-floating type conveyor is similar to throw-off end and ordinary straps conveyer, but after charging, pass through the continuous change of the carrying roller strong point, make level carry out the transition to osed top pipe section gradually, after charging end (spread) is packed material into, through the excessively effect of section carrying roller, load-transfer device (flat rubber belting) slowly forms the pipe shape, material is wrapped in the middle of the pipe, travel forward with pipe shape load-transfer device, pass through the effect of excessive section carrying roller again to unloading part, it is that flat rubber belting releases material that load-transfer device is slowly opened up by pipe.In this course of conveying, owing to be that the carrying roller group is constrained to tubulose by force with load-transfer device, therefore friction force can be bigger, in order to address this problem, sets up gas blowing device on each carrying roller group limit, after external air source is sent into branch gas bag realization voltage stabilizing, closely send into the air supporting pipeline, belt is blown afloat into suspension slightly, make gas serve as lubricant medium, reach the purpose that reduces friction, realize low cost movement.
Except that These characteristics, the air-floating type conveyor of present embodiment also comprises safety guard-safeguard (preventing turning round, prevent curved) device, detecting device (measure, test the speed, skid), dragging roller group (buffering, excessive, aligning), swabbing pig (high pressure coagulates clearly) and control part (microcomputer, sensor, electromagnetic valve, pressure regulating valve).Microcomputer is constantly gathered and be conveyed into to the sensor signal that belt can be floated, microcomputer constantly carries out the signal that receives than processing with setting value, and send on the electromagnetic voltage adjusting device with continuous correction fluctuation float-amount command adapted thereto, reach the safety and steady operation of belt.
In addition to the implementation, the present invention can also have other embodiments.For example, the backhaul load-transfer device can remain flat ribbon.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of requirement of the present invention.
Claims (9)
1. air-floating type conveyor, comprise the driving drum and the changed course cylinder that are placed in the frame two ends respectively, described driving drum and changed course cylinder are wound with the transport tape of winding, and described frame is provided with the carrying roller cross section at interval along the load-transfer device bearing of trend, and described carrying roller cross section is equipped with the carrying roller group; It is characterized in that: described carrying roller group is installed by the horizontal regularity of distribution that carries out the transition to the pipe shape of central rack gradually at frame two ends to force transport tape in its corresponding each carrying roller cross section, the gas blow pipe that is communicated with compressed gas source also is equipped with in described each carrying roller cross section, the shape of described gas blow pipe and load-transfer device match at this cross sectional shape, have on the described gas blow pipe the blow off air gate of carrying roller of load-transfer device.
2. air-floating type conveyor according to claim 1 is characterized in that: described frame is spread out by the bracing frame at two ends and the passage shape between the two end supports frame and is configured to.
3. air-floating type conveyor according to claim 2, it is characterized in that: the process section of described load-transfer device by the conveyer end when the middle part extends to the first carrying roller cross section, the described first carrying roller cross section is supported with the carrying roller group that three joint carrying rollers are formed, middle the carrying roller of the described first carrying roller cross section three joint carrying rollers is horizontal, and the two ends carrying roller is respectively so that the process load-transfer device cross section of bracketing on it is the larger radius of curvature circular-arc inclination angle symmetry that caves in upwarps.
4. air-floating type conveyor according to claim 3, it is characterized in that: the process section of described load-transfer device by the conveyer end when the middle part extends to the second carrying roller cross section, the described second carrying roller cross section is supported with the carrying roller group that three joint carrying rollers are formed, middle the carrying roller of the described second carrying roller cross section three joint carrying rollers is horizontal, and the two ends carrying roller is respectively so that the process load-transfer device cross section of bracketing on it is the small curvature radius circular-arc inclination angle symmetry that caves in upwarps.
5. air-floating type conveyor according to claim 4, it is characterized in that: when the process section of described load-transfer device extends to the ring cross-section section, both sides, cooresponding carrying roller cross section are respectively supported one group of carrying roller group of being made up of three sections carrying rollers respectively, three sections carrying rollers of each side are supported on three limits spaced apart from each other in the regular hexagon respectively, and three sections carrying roller groups in both sides, carrying roller cross section are dislocatedly distributed, and constitute one and are projected as orthohexagonal envelope circle.
6. air-floating type conveyor according to claim 5 is characterized in that: also contain the carrying roller group that backhaul section belt roller constitutes, symmetry about the carrying roller distribution of described backhaul section carrying roller group distributes with the carrying roller of described process section carrying roller group.
7. according to claim 5 or 6 described air-floating type conveyors, it is characterized in that: between the described conveyer end and the first carrying roller cross section spread out frame top two medial support along the load-transfer device bearing of trend forward and backward respectively with at least two offside rollers of process load-transfer device contact both sides, the contact interval of described two offside rollers and load-transfer device dwindles to the centre gradually.
8. air-floating type conveyor according to claim 7 is characterized in that: the described second carrying roller cross section and the upper frame both sides between the 3rd carrying roller cross section spread out be equipped with on the frame along the load-transfer device bearing of trend forward and backward respectively with process load-transfer device one side contacts and make top, process load-transfer device cross section produce at least two offside pressure rollers of gathering into ring trend gradually.
9. air-floating type conveyor according to claim 8 is characterized in that: the bracing frame of described feed end is placed in the compartment, and the bucket-shaped feed bin that adds is equipped with on the top of described compartment, and the described bottom that adds feed bin is positioned at the weighing balance on the anti-spillage baffle plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910234383A CN101734465A (en) | 2009-11-24 | 2009-11-24 | Air-floating type conveyor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910234383A CN101734465A (en) | 2009-11-24 | 2009-11-24 | Air-floating type conveyor |
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| CN101734465A true CN101734465A (en) | 2010-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN200910234383A Pending CN101734465A (en) | 2009-11-24 | 2009-11-24 | Air-floating type conveyor |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108423465A (en) * | 2018-06-04 | 2018-08-21 | 广东顺德华焯机械科技有限公司 | A kind of LED light strip slitting equipment |
| CN108538183A (en) * | 2018-05-10 | 2018-09-14 | 湖南科技大学 | One kind is based on the inclination adjustable pipe conveyer fault simulation experimental provision of operating mode lower angle |
| CN110255077A (en) * | 2019-07-18 | 2019-09-20 | 北京恩萨工程技术有限公司 | A kind of closed suspension belt conveyor |
| CN114314031A (en) * | 2021-11-23 | 2022-04-12 | 中煤科工集团沈阳设计研究院有限公司 | Arched discharge arm with variable cross-section for wheel bucket excavator |
| CN116812491A (en) * | 2023-08-30 | 2023-09-29 | 苏州纽酷输送机械有限公司 | Control system based on air cushion conveyor |
-
2009
- 2009-11-24 CN CN200910234383A patent/CN101734465A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108538183A (en) * | 2018-05-10 | 2018-09-14 | 湖南科技大学 | One kind is based on the inclination adjustable pipe conveyer fault simulation experimental provision of operating mode lower angle |
| CN108538183B (en) * | 2018-05-10 | 2023-04-11 | 湖南科技大学 | Angle-adjustable pipe belt machine fault simulation experiment device based on inclination working condition |
| CN108423465A (en) * | 2018-06-04 | 2018-08-21 | 广东顺德华焯机械科技有限公司 | A kind of LED light strip slitting equipment |
| CN110255077A (en) * | 2019-07-18 | 2019-09-20 | 北京恩萨工程技术有限公司 | A kind of closed suspension belt conveyor |
| CN114314031A (en) * | 2021-11-23 | 2022-04-12 | 中煤科工集团沈阳设计研究院有限公司 | Arched discharge arm with variable cross-section for wheel bucket excavator |
| CN114314031B (en) * | 2021-11-23 | 2023-03-17 | 中煤科工集团沈阳设计研究院有限公司 | Arched discharge arm with variable cross-section for wheel bucket excavator |
| CN116812491A (en) * | 2023-08-30 | 2023-09-29 | 苏州纽酷输送机械有限公司 | Control system based on air cushion conveyor |
| CN116812491B (en) * | 2023-08-30 | 2023-11-14 | 苏州纽酷输送机械有限公司 | Control system based on air cushion conveyor |
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Application publication date: 20100616 |