CN201980657U - System for conveying garbage by air in pipeline - Google Patents
System for conveying garbage by air in pipeline Download PDFInfo
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- CN201980657U CN201980657U CN2011200233997U CN201120023399U CN201980657U CN 201980657 U CN201980657 U CN 201980657U CN 2011200233997 U CN2011200233997 U CN 2011200233997U CN 201120023399 U CN201120023399 U CN 201120023399U CN 201980657 U CN201980657 U CN 201980657U
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- water heater
- pipeline
- heater container
- inner bag
- recovery channel
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Abstract
The utility model provides a system for conveying garbage by air in a pipeline, which comprises a garbage pipeline, a liner container connected with the garbage pipeline and a first fan arranged at an air inlet of the garbage pipeline, wherein the liner container comprises an opening and closing plate; the top of the opening and closing plate is open and the opening and closing plate is positioned at the bottom of the liner container; the opening and closing plate can move between an opening position and a closing position; when the opening and closing plate is positioned at the opening position, the inside of the liner container is communicated with the garbage pipeline; and when the opening and closing plate is positioned at the closing position, the inside of the liner container is not communicated with the garbage pipeline. According to the system provided by the utility model, resident garbage is placed in the liner container, a liner of the garbage pipeline is transported to a treatment plant under the action of a blower, and the processed clean liner is recovered to the lower part of a trash bin by a recovery pipeline. The system for conveying the garbage by the air in the pipeline can be widely applied to the field of urban garbage recovery.
Description
Technical field
The utility model relates to city management of public health system, especially rubbish recycling management system, particularly, relates to the system of gas delivery rubbish in the pipeline.
Background technology
Public health is an able-bodied science and the art that comes prevent disease, prolonged human life-span and promotion people by evaluation, policy development and safeguard.Public health service is low, the effective service of a kind of cost, but is the relatively long service of a kind of social benefit reciprocation cycle.Abroad, national governments play a part very important in public health service, and the intervention effect of government is irreplaceable in public health work.All there are clear and definite regulation and restriction in many countries to the responsibility of governments at all levels in public health, helping bringing into play better the effect of governments at all levels, and help supervision and assessment.
In the public health of city, the transportation problem of garbage reclamation is particularly outstanding, nowadays comparatively general rubbish transportation mode is to adopt the waste-skip transportation, because pack into time of waste-skip of rubbish is arranged in early morning more, the noise of generation influences the resident to a certain extent and has a rest; Secondly, meet the situation of crowded traffic, especially in the urban district, retention effects urban air-quality when the rubbish on the car is long; Moreover, for vehicle is employed in disposal of refuse, in the unnecessary energy dissipation of unavoidable generation of the epoch that this non-energy-conservation car still is a main flow; At last, specially adopting difficult degraded to be difficult for reusable plastic bag in order to transport the rubbish people, produce rubbish again for transporting rubbish, if things go on like this is not the method for dealing carefully with rubbish.Therefore the contriver wants to realize by a kind of mode that can avoid the problems referred to above as far as possible the transportation of rubbish.
The utility model content
At defective of the prior art, the purpose of this utility model provides the system of gas delivery rubbish in a kind of pipeline.
According to an aspect of the present utility model, the system of gas delivery rubbish in the pipeline is provided, comprise waste pipe, the water heater container that connects described waste pipe, and first blower fan that is installed in described waste pipe ventilation inlet place, wherein, the opening-closing plate that described water heater container comprises an open top and is positioned at its bottom, described opening-closing plate can be movable between an open position and a make position, when described opening-closing plate is positioned at described open position, the described waste pipe of the internal communication of described water heater container, when described opening-closing plate was positioned at described make position, the inside of described water heater container was not communicated with described waste pipe.
Preferably, described pipeline also comprises first Infrared Projector and first infrared signal receiver at the place, linear portion two ends that is installed in described waste pipe respectively.
Preferably, the top open part of described water heater container is provided with lid.
Preferably, described pipeline also comprises the recovery channel and second blower fan, and wherein, the side of described recovery channel is connected with the side of described water heater container, and described second blower fan is installed in the ventilation inlet place of described recovery channel.
Preferably, described pipeline also comprises and is arranged on be connected with the described water heater container guide plate of interface at place of described recovery channel, wherein, described guide plate comprises rotating shaft, and from extended barrier plate of described rotating shaft and slurcam, wherein, the transversal surface of described guide plate is in the shape of the letter V, described guide plate can rotate between an assembling position and a detent position, when described guide plate is positioned at described assembling position, the blocking surface of described barrier plate is basically towards the updrift side of described recovery channel, when described guide plate is positioned at described detent position, described slurcam is positioned at described water heater container, and described barrier plate seals the interface that described recovery channel is connected with described water heater container and locates.
Preferably, described pipeline also comprises second Infrared Projector and second infrared signal receiver at the place, linear portion two ends that is installed in described recovery channel respectively.
Preferably, described pipeline also comprises inner bag, and wherein, described inner bag can be movable between described water heater container, waste pipe and recovery channel.
Preferably, the upper surface of described opening-closing plate is provided with groove, and wherein, the shape of the shape of described groove and described inner bag bottom is complementary.
Preferably, the profile of described inner bag is circular.
Preferably, described groove is a hemispherical groove.
The system that provides according to the utility model places inner bag with resident's rubbish, by the effect of blowing engine, makes the inner bag of waste pipe be transported to treatment plant, and the clean inner bag after handling is recovered to the below of sewage disposer by recovery channel.The inner bag of stable by chemical property in design, good airproof performance, recyclable utilization replaces refuse bag to bear the collection and the transportation burden of rubbish.Inner bag places the special face of land container of structure for people with the rubbish input wherein, and it adopts the similar opening of turning round egg, can close after rubbish is full, has rain-proof shedly on the container of the face of land, prevents that rainwater from entering pipeline.Every night, the sanitationman covered the lid of rubbish inner bag, and inner bag is slipped in the pipeline with to be transported, restored container afterwards, changed new inner bag.Inner bag mainly relies on the blower fan air blast to be pushed to the destination in the pipeline, if the degree of technical development allows, uses at air-conditioning and to consider in frequent season to utilize resident's outdoor machine of air-conditioner to carry out air blast.Settle Infrared Projector in the pipeline end, settle infrared signal receiver to detect in the waste pipe one section of air blast and have or not the residue inner bag, receptor does not receive infrared ray and illustrates that then the residue inner bag is arranged in the pipeline, start the blowing engine air blast this moment till receptor receives infrared ray, can guarantee thus in time rubbish in the pipeline to be transported to the destination.If long-distance transport can be provided with a plurality of infrared facilities and blowing engine on the way, and set after having only when previous blowing engine quits work that another could start, ensure steady air current and conveying efficiency.
Opened the top of container when face of land container used for the people, exposes the inner bag of the inside, and its below is closed, thereby fixes inner bag, and people can throw away rubbish in the inner bag that exposes; And when sanitationman's clean rubbish, cover the lid of inner bag, and pressing the button, open the below, and the passage that inner bag just falls into the below enters delivery duct.Below container when closed with below the pipeline air-tightness good, guarantee that the air-blowing transportation is unobstructed, and below when opening opening over against below pipeline, the top is closed and is prevented that foreign material and personnel from falling into pipeline simultaneously, guarantees safety.
The same blowing engine that uses is transported to clean inner bag below the container of the face of land in recovery channel, be connected with and be collection place of empty courage after spring is kept the V shaped slab of blocking pipeline conditions, there is hemispherical groove its inside and can suitably ventilates, when inner bag contact V shaped slab, air pressure makes its promotion V shaped slab enter collection place and slips in the groove, and block V shaped slab whereby, and keep passage unimpeded, other inner bag is passed through thus.
Description of drawings
By reading the detailed description of non-limiting example being done with reference to the following drawings, it is more obvious that other features, objects and advantages of the present utility model will become:
Fig. 1 illustrates according to first embodiment of the present utility model, the volume rendering constructional drawing of the system of gas delivery rubbish in the pipeline;
Fig. 2 illustrates according to first embodiment of the present utility model, the volume rendering constructional drawing of the system of gas delivery rubbish in pipeline when opening-closing plate is in the open position;
Fig. 3 illustrates according to second embodiment of the present utility model, the volume rendering constructional drawing of the recovery channel of the system of gas delivery rubbish in the pipeline;
Fig. 4 illustrates according to second embodiment of the present utility model, the volume rendering constructional drawing of the recovery channel of the system of gas delivery rubbish in pipeline when guide plate is in detent position;
Fig. 5 illustrates according to the 3rd embodiment of the present utility model, the side-looking perspective structure figure of the system of gas delivery rubbish in the pipeline;
Fig. 6 illustrates according to the 4th embodiment of the present utility model, the top perspective constructional drawing of the recovery channel of the system of gas delivery rubbish in the pipeline;
Fig. 7 illustrates according to the 5th embodiment of the present utility model, the top perspective constructional drawing of the recovery channel of the system of gas delivery rubbish in the pipeline.
The specific embodiment
Fig. 1 illustrates according to first embodiment of the present utility model, the volume rendering constructional drawing of the system of gas delivery rubbish in the pipeline.Particularly, in the present embodiment, described pipeline, comprise waste pipe 1, the water heater container 3 that connects described waste pipe 1, and first blower fan that is installed in described waste pipe 1 ventilation inlet place, wherein, the opening-closing plate that described water heater container 3 comprises an open top and is positioned at its bottom, described opening-closing plate can be movable between an open position and a make position, when described opening-closing plate is positioned at described open position, the described waste pipe 1 of the internal communication of described water heater container 3, when described opening-closing plate was positioned at described make position, the inside of described water heater container 3 was not communicated with described waste pipe 1.
In a preference, described pipeline also comprises the recovery channel 2 and second blower fan, and wherein, the side of described recovery channel 2 is connected with the side of described water heater container 3, and described second blower fan is installed in the ventilation inlet place of described recovery channel.Preferably, described pipeline also comprises inner bag, described inner bag can be movable between described water heater container 3, waste pipe 1 and recovery channel 2, wherein, described inner bag is for collecting the container of rubbish, particularly, the inner hollow of described inner bag, and comprise opening and lid, can be after this lid opened to the inside of described inner bag rubbish still, the hollow inside that then can make described inner bag behind this cap closure is become an enclosure space, with prevent rubbish with and smell be leaked in the air.
In a specific embodiment, described inner bag can be at described water heater container, waste pipe, and it is movable between the recovery channel, described inner bag is positioned in the described water heater container 3 the most at the beginning, this moment, the opening-closing plate of described water heater container 3 bottoms was in described make position so that inner bag is stated in the support residence, wherein, the top open part of described water heater container 1 is provided with lid, wherein, described lid all is in closed condition in most of times, that is to say, described lid covers in described water heater container 1 open top to seal this opening, when needs are thrown away rubbish, the user can open described lid, and the user just can throw into rubbish in the described inner bag from the open top of described water heater container 1 like this.Further, when filling rubbish in the described inner bag, then the lid with described inner bag covers, lid with described water heater container covers again, make described opening-closing plate movable then to described open position, described like this inner bag drops under the effect of gravity in the described waste pipe 1, and described opening-closing plate re-moves described make position.Further, described first fan starting that is installed in described waste pipe 1 ventilation inlet place, order about described inner bag by air-flow and move to outlet along described waste pipe downstream and just described inner bag can be reclaimed, the inside of described inner bag is cleaned.After described inner bag cleaned, described inner bag is positioned in the described recovery channel 2 again, open described second blower fan then, described second blower fan orders about described inner bag by stream pressure and moves in the described water heater container 3 along described recovery channel 2, described like this inner bag has been got back to again in the described water heater container 3, successively open the lid of described water heater container 3 and the lid of described inner bag, the user just can be in described inner bag rubbish still.
In a preference of present embodiment, the upper surface of described opening-closing plate is provided with groove, and wherein, the shape of the shape of described groove and described inner bag bottom is complementary.Further preferably, the profile of described inner bag is circular (for example shown in Figure 5), and correspondingly, described groove is a hemispherical groove.
Fig. 2 illustrates according to first embodiment of the present utility model, the volume rendering constructional drawing of the system of gas delivery rubbish in pipeline when opening-closing plate is in the open position.Particularly, described water heater container 3 comprises the opening-closing plate 301 that is positioned at its bottom, and described opening-closing plate 301 can be movable between an open position and a make position, as shown in Figure 2, described opening-closing plate 301 is positioned at described open position, at this moment, and the described waste pipe 1 of the internal communication of described water heater container 3; And in the embodiment show in figure 1, described opening-closing plate is positioned at described make position, and at this moment, the inside of described water heater container 3 is not communicated with described waste pipe 1.
It will be appreciated by those skilled in the art that described opening-closing plate 301 can be by motor-driven, the control setup of this motor preferably is arranged near the opening of described water heater container 3 so that personnel's control.Those skilled in the art also understand, can in described water heater container 3, drop to described waste pipe 1 in order to ensure described inner bag, and can move to Way out in described waste pipe 1, the height of described waste pipe 1 should be a little more than the height of described inner bag.Preferably, the cross-sectional outling of described waste pipe 1 should be complementary with the exterior contour of described inner bag, in other words, the internal dimensions of described waste pipe 1 should be slightly larger than the outside dimension of described inner bag, make described inner bag in described waste pipe 1, to move freely on the one hand, make that on the other hand the gap between described inner bag and the described waste pipe 1 is tried one's best little of to increase the pressure of air-flow to described inner bag.
Fig. 3 illustrates according to second embodiment of the present utility model, the volume rendering constructional drawing of the recovery channel of the system of gas delivery rubbish in the pipeline.Particularly, in the present embodiment, described pipeline also comprises and is arranged on be connected with the described water heater container guide plate 5 at interface 201 places at place of described recovery channel 2, wherein, described guide plate 5 comprises rotating shaft 53, and from described rotating shaft 53 extended barrier plate 51 and slurcams 52, wherein, the transversal surface of described guide plate 5 is in the shape of the letter V, described guide plate 5 can rotate between an assembling position and a detent position, when described guide plate 5 is positioned at described assembling position, the blocking surface of described barrier plate 51 (example is blocking surface 511 as shown in Figure 7) is basically towards the updrift side of described recovery channel 2, when described guide plate 5 is positioned at described detent position, described slurcam 52 is arranged in described water heater container (Fig. 3 is not shown), and described barrier plate 51 seals the interface 201 that described recovery channel 2 is connected with described water heater container and locates.
Further, Fig. 4 illustrates according to second embodiment of the present utility model, the volume rendering constructional drawing of the recovery channel of the system of gas delivery rubbish in pipeline when guide plate is in detent position.Particularly, as shown in Figure 3, described guide plate 5 is in described detent position, and at this moment, described slurcam 52 is positioned at described water heater container, and described barrier plate 51 seals the interface that described recovery channel 2 is connected with described water heater container and locates.More specifically, in conjunction with Fig. 3 and Fig. 4, the blocking surface of the barrier plate 51 of described guide plate 5 (example is blocking surface 511 as shown in Figure 7) is basically towards the updrift side of described recovery channel 2, when the updrift side downstream of described inner bag 4 (as shown in Figure 4) along the direction of arrow shown in Fig. 3 from described recovery channel 2 moves, thereby described inner bag 4 will be stopped by described barrier plate 51 and then move in described water heater container and promote described slurcam 52, order about described guide plate 5 and turn to described detent position (as shown in Figure 4).
Further, those skilled in the art can be interpreted as Fig. 7 schematic top plan view embodiment illustrated in fig. 3, particularly, described guide plate comprises rotating shaft 53 and from described rotating shaft 53 extended barrier plate 51 and slurcams 52, wherein, the transversal surface of described guide plate is in the shape of the letter V, and described guide plate can rotate between an assembling position and a detent position.As shown in Figure 7, described guide plate is positioned at described assembling position, this moment described barrier plate 51 blocking surface 511 basically towards the updrift side of described recovery channel 2, when the updrift side downstream of described inner bag along direction shown in the arrow from described recovery channel 2 moved, described guide plate stopped described inner bag and it is imported in the described water heater container 3.
Those skilled in the art understand, when described guide plate is in as shown in Figure 4 detent position, interface between described barrier plate 51 described recovery channels 2 of sealing and the described water heater container, therefore, the size of described barrier plate 51 should be slightly larger than described interface to guarantee to cut off fully being communicated with between described recovery channel 2 and the described water heater container.
Fig. 5 illustrates according to the 3rd embodiment of the present utility model, the side-looking perspective structure figure of the system of gas delivery rubbish in the pipeline.Particularly, in the present embodiment, described pipeline comprises first Infrared Projector 81 and first infrared signal receiver 82 at the place, linear portion two ends that is installed in described waste pipe 1 respectively, also comprise first blower fan 71 that is installed in described waste pipe 1 ventilation inlet place, preferably, the downstream part at described first blower fan 71 is equipped with one-way cock 91.
Those skilled in the art understand, end at the linear portion of described waste pipe 1 is settled Infrared Projector 81, at the other end infrared signal receiver 82 being installed can be used for detecting in this linear portion in described waste pipe 1 and have or not remaining described inner bag, if described infrared signal receiver 82 does not receive infrared signal that described Infrared Projector 81 sends and then illustrates remaining described inner bag is arranged in the described waste pipe 1 (for example inner bag 42, inner bag 43), start 71 air blast of described first blower fan this moment till described infrared signal receiver 82 receives infrared ray, can guarantee thus in time the described inner bag in the described waste pipe 1 to be transported to the destination.
It will be appreciated by those skilled in the art that if long-distance transport can be provided with a plurality of infrared signal transmitting-receiving groups and blower fan on the way, and set after having only when previous blower fan quits work that another could start, ensure steady air current and conveying efficiency.
More specifically, described waste pipe 1 be connected with water heater container 3 ' and water heater container 3 ", wherein; described water heater container 3 ' in be provided with inner bag 41; described water heater container 3 " opening part be provided with lid 6, wherein, the opening of described water heater container is a little more than the face of land 90.
Fig. 6 illustrates according to the 4th embodiment of the present utility model, the top perspective constructional drawing of the recovery channel of the system of gas delivery rubbish in the pipeline.Particularly, in the present embodiment, described pipeline comprises recovery channel 2, wherein, the side of described recovery channel 2 and described water heater container 3 ' and water heater container 3 " the side be connected, described second blower fan 72 is installed in the ventilation inlet place of described recovery channel 2.Preferably, described pipeline also comprises second Infrared Projector and second infrared signal receiver at the place, linear portion two ends that is installed in described recovery channel 2 respectively.
More specifically, described water heater container 3 ' and water heater container 3 " with the interface of described recovery channel 2 described guide plate is installed all, wherein, during described inner bag 4 " by described barrier plate 51 " and slurcam 52 " are recovered in described water heater container 3 ".When described inner bag 4 ' when the direction of arrow shown in Fig. 6 moves, it can be blocked plate 51 ' institute and stop, described inner bag 4 ' meeting is moved to described water heater container 3 ' interior under the driving of described second blower fan 72 air-flow that sends then, thereby promote described slurcam 52 ', make the described water heater container 3 of described barrier plate 51 ' sealing ' the be communicated with interface at place with described recovery channel 2.
More than specific embodiment of the utility model is described.It will be appreciated that the utility model is not limited to above-mentioned specific implementations, those skilled in the art can make various distortion or modification within the scope of the claims, and this does not influence flesh and blood of the present utility model.
Claims (10)
1. the system of gas delivery rubbish in the pipeline, it is characterized in that, comprise waste pipe, the water heater container that connects described waste pipe, and first blower fan that is installed in described waste pipe ventilation inlet place, wherein, the opening-closing plate that described water heater container comprises an open top and is positioned at its bottom, described opening-closing plate can be movable between an open position and a make position, when described opening-closing plate is positioned at described open position, the described waste pipe of the internal communication of described water heater container, when described opening-closing plate was positioned at described make position, the inside of described water heater container was not communicated with described waste pipe.
2. the system of gas delivery rubbish is characterized in that in the pipeline according to claim 1, also comprises first Infrared Projector and first infrared signal receiver at the place, linear portion two ends that is installed in described waste pipe respectively.
3. the system of gas delivery rubbish is characterized in that in the pipeline according to claim 1, and the top open part of described water heater container is provided with lid.
4. according to the system of gas delivery rubbish in each described pipeline in the claim 1 to 3, it is characterized in that, also comprise the recovery channel and second blower fan, wherein, the side of described recovery channel is connected with the side of described water heater container, and described second blower fan is installed in the ventilation inlet place of described recovery channel.
5. the system of gas delivery rubbish in the pipeline according to claim 4, it is characterized in that, also comprise and be arranged on be connected with the described water heater container guide plate of interface at place of described recovery channel, wherein, described guide plate comprises rotating shaft, and from extended barrier plate of described rotating shaft and slurcam, wherein, the transversal surface of described guide plate is in the shape of the letter V, described guide plate can rotate between an assembling position and a detent position, when described guide plate is positioned at described assembling position, the blocking surface of described barrier plate is basically towards the updrift side of described recovery channel, when described guide plate is positioned at described detent position, described slurcam is positioned at described water heater container, and described barrier plate seals the interface that described recovery channel is connected with described water heater container and locates.
6. the system of gas delivery rubbish is characterized in that in the pipeline according to claim 5, also comprises second Infrared Projector and second infrared signal receiver at the place, linear portion two ends that is installed in described recovery channel respectively.
7. the system of gas delivery rubbish is characterized in that in the pipeline according to claim 4, also comprises inner bag, and wherein, described inner bag can be movable between described water heater container, waste pipe and recovery channel.
8. the system of gas delivery rubbish is characterized in that in the pipeline according to claim 7, and the upper surface of described opening-closing plate is provided with groove, and wherein, the shape of the shape of described groove and described inner bag bottom is complementary.
9. the system of gas delivery rubbish is characterized in that in the pipeline according to claim 8, and the profile of described inner bag is circular.
10. the system of gas delivery rubbish is characterized in that in the pipeline according to claim 9, and described groove is a hemispherical groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200233997U CN201980657U (en) | 2011-01-25 | 2011-01-25 | System for conveying garbage by air in pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200233997U CN201980657U (en) | 2011-01-25 | 2011-01-25 | System for conveying garbage by air in pipeline |
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| Publication Number | Publication Date |
|---|---|
| CN201980657U true CN201980657U (en) | 2011-09-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200233997U Expired - Fee Related CN201980657U (en) | 2011-01-25 | 2011-01-25 | System for conveying garbage by air in pipeline |
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| CN (1) | CN201980657U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102145813A (en) * | 2011-01-25 | 2011-08-10 | 上海市金山区青少年活动中心 | Pipeline transportation system for pneumatically conveying garbage |
| CN103989341A (en) * | 2014-06-12 | 2014-08-20 | 浙江富海建筑装饰工程股份有限公司 | Improved row chair |
| CN104271471A (en) * | 2012-05-03 | 2015-01-07 | 恩华特公司 | Method of controlling operation of a pneumatic conveying system |
| CN104307820A (en) * | 2014-08-28 | 2015-01-28 | 苏州市职业大学 | Pipeline cleaning device |
| CN105246801A (en) * | 2013-04-22 | 2016-01-13 | 马里凯普有限公司 | Device component of a pneumatic waste conveying system |
-
2011
- 2011-01-25 CN CN2011200233997U patent/CN201980657U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102145813A (en) * | 2011-01-25 | 2011-08-10 | 上海市金山区青少年活动中心 | Pipeline transportation system for pneumatically conveying garbage |
| CN102145813B (en) * | 2011-01-25 | 2016-03-02 | 上海市金山区青少年活动中心 | The pipeline of pneumatic conveying rubbish |
| CN104271471A (en) * | 2012-05-03 | 2015-01-07 | 恩华特公司 | Method of controlling operation of a pneumatic conveying system |
| CN104271471B (en) * | 2012-05-03 | 2016-03-30 | 恩华特公司 | Control the method for air-transport system operation |
| CN105246801A (en) * | 2013-04-22 | 2016-01-13 | 马里凯普有限公司 | Device component of a pneumatic waste conveying system |
| CN103989341A (en) * | 2014-06-12 | 2014-08-20 | 浙江富海建筑装饰工程股份有限公司 | Improved row chair |
| CN103989341B (en) * | 2014-06-12 | 2017-01-18 | 浙江富海建筑装饰工程股份有限公司 | Improved row chair |
| CN104307820A (en) * | 2014-08-28 | 2015-01-28 | 苏州市职业大学 | Pipeline cleaning device |
| CN104307820B (en) * | 2014-08-28 | 2016-05-25 | 苏州市职业大学 | A kind of cleaning apparatus for pipes |
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| C14 | Grant of patent or utility model | ||
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Granted publication date: 20110921 Termination date: 20120125 |