CN111501957A - Drainage pipeline silt cleaning device - Google Patents
Drainage pipeline silt cleaning device Download PDFInfo
- Publication number
- CN111501957A CN111501957A CN202010336430.6A CN202010336430A CN111501957A CN 111501957 A CN111501957 A CN 111501957A CN 202010336430 A CN202010336430 A CN 202010336430A CN 111501957 A CN111501957 A CN 111501957A
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- silt
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F3/00—Sewer pipe-line systems
- E03F3/04—Pipes or fittings specially adapted to sewers
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/14—Devices for separating liquid or solid substances from sewage, e.g. sand or sludge traps, rakes or grates
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F7/00—Other installations or implements for operating sewer systems, e.g. for preventing or indicating stoppage; Emptying cesspools
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Mechanical Means For Catching Fish (AREA)
Abstract
The utility model provides a drainage pipe silt cleaning device, including drainage pipe, set up silt sediment mouth in drainage pipe bottom, peripheral installation annular transmission way, annular transmission way is oval annular box structure and bottom half is equipped with the pipeline butt joint mouth, the top is equipped with ejection of compact case mouth and silt outer transportation storehouse, the middle part is equipped with the conveyer storehouse, pipeline butt joint mouth communicates with each other with silt sediment mouth, it drags for the area to install the circulation in annular transmission way clearly, the circulation is clearly dragged for the area and is constituted by many pairs of slide driving plate end to end connection, be equipped with the expansion spring between two pairs of slide driving plates, it filters and drags for the fill to install many pairs on the circulation is dragged for. This silt cleaning device collects the annular transmission way with the silt of depositing in with drainage pipe in, crosses to filter to drag for the fill and fish out silt from the aquatic and pour into and collect the hopper, and operating personnel just can in time receive the information of clearance silt through the cell-phone, prevents to take place the condition that the pipeline blockked up and lead to city waterlogging.
Description
Technical Field
The invention belongs to a pipeline cleaning device, and particularly relates to a drainage pipeline sediment cleaning device for cleaning sediment in a drainage pipeline.
Background
The drainage pipeline is buried at a deeper position underground, when the ground accumulated water is drained into the drainage pipeline through the inspection well, a large amount of silt can be brought in, the silt is deposited in the pipeline, and the more the silt is accumulated, the drainage space of the pipeline is smaller and smaller, the drainage effect of the pipeline is reduced, and the unsafe condition of urban waterlogging can also occur in heavy rain.
Disclosure of Invention
In order to solve the problem that the drainage pipeline is often blocked by silt and causes urban waterlogging, the invention aims to provide a drainage pipeline silt cleaning device which is provided with an annular transmission channel and a circulating cleaning and fishing belt, and the silt deposited at the bottom of the pipeline is separated from water and transmitted to the ground in a continuous circulating cleaning and fishing mode, so that the drainage pipeline is kept in an unblocked state for a long time.
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a drainage pipe silt cleaning device, includes drainage pipe, sets up silt sediment mouth, characterized by bottom drainage pipe: install annular transmission way in drainage pipe periphery, annular transmission way is oval annular box structure and bottom half is equipped with the pipeline butt joint mouth, and the box top is equipped with ejection of compact case mouth and silt outer transport storehouse, and the box middle part is equipped with the conveyer storehouse, pipeline butt joint mouth communicates with each other with silt deposit mouth, is equipped with the collection hopper in silt outer transport storehouse, installs the top in the conveyer storehouse and pushes away the conveyer, installs the circulation in annular transmission way and drags for the area, the circulation is draged for the area and is constituted by many pairs of slide driving plate end to end connection, is equipped with expansion spring between two pairs of slide driving plates, expansion spring makes the circulation drag for the area and forms the annular structure unanimous with annular transmission way to hug closely annular transmission way outer lane board, install many pairs of filtration on the circulation drags for the area and drags for the fill, it is equipped with one-way tipping axle to cross the filtration and drags for the fill, one-, the pushing transmission machine drives the circulating clear fishing belt to circularly rotate in the annular transmission channel through the filtering fishing bucket, a rotary column cap is arranged in the annular transmission channel, the filtering fishing bucket and the rotary column cap are in top collision fit to pour silt out of a discharge box opening, and the silt in the bucket is cleaned up in an impact vibration mode.
The preferred embodiment also has the following technical features:
annular transmission way includes oval inner circle board, oval outer circle board, oval front end plate and oval back end plate, the pipeline sets gradually bottom, top and the middle part at oval inner circle board to interface, discharge box mouth and conveyer storehouse, silt is defeated the storehouse outward and is set up the top at oval front end plate or oval back end plate, silt is defeated the storehouse top outward and is equipped with the switching cang gai, and the bottom plate transversely extends to discharge box mouth below, the discharge box mouth is the little funnel structure in top bottom, it places on the bottom plate in silt is defeated the storehouse outward to collect the hopper.
The collecting hopper is provided with a capacity monitor, the capacity monitor is provided with a wireless signal transmission device, and the wireless signal transmission device is connected with a mobile phone of an operator.
The pushing conveyor is provided with a synchronous winding drum A and a synchronous winding drum B, a synchronous transmission belt is installed on the outer rings of the synchronous winding drum A and the synchronous winding drum B, the synchronous transmission belt is provided with a plurality of pushing rolling bars, and the pushing rolling bars are matched with the filtering dredging bucket in a pushing mode.
The slide way driving plate is of a strip-shaped plate structure, a connecting plate head and a spring clamping seat A are arranged on one side of the slide way driving plate, a chain plate clamping opening and a spring clamping seat B are arranged on the other side of the slide way driving plate, connecting shaft holes are formed in two ends of the connecting plate head, connecting rotating shafts are arranged at two ends of the chain plate clamping opening, and the expansion spring is sleeved in the spring clamping seat A and the spring clamping seat B.
The over-filtering fishing bucket comprises a filtering transmission plate, a high groove side plate, a short groove side plate and a bevel end plate, wherein the filtering transmission plate, the high groove side plate, the short groove side plate and the bevel end plate are combined into a bevel groove body with one side high and the other side low, and a one-way tipping bucket shaft is arranged on the side of the bottom surface of the bevel groove body and is connected with a slide transmission plate.
The rotary column head comprises a rotary column head A and a rotary column head B, wherein the rotary column head A is arranged on the inner wall of the oval front end plate, the rotary column head B is arranged on the inner wall of the oval rear end plate and is opposite to the rotary column head A in the left and right directions, and the rotary column head A and the rotary column head B both comprise shaft type cylinders and rotary shaft sleeves.
This embodiment collects the silt in the drainage pipe to annular transmission way in with the mode of deposiing, crosses to filter to drag for the fill and fish out silt from aqueous and pour into the collection hopper, and operating personnel just can in time receive the information of clearance silt through the cell-phone, prevents to take place the condition that pipeline blockage and lead to city waterlogging. Therefore, the drainage pipeline sediment cleaning device is reasonable in structure, convenient to operate and control and has popularization significance.
Drawings
The invention is further illustrated with reference to the following figures and examples.
Fig. 1 is a schematic view of an assembly structure according to an embodiment of the present invention.
Fig. 2 is a schematic structural view of an end face of the circular transmission channel 10 in fig. 1.
Fig. 3 is a schematic view of the assembly of the recirculating bailing belt 20 and the filtered bailing bucket 22 of fig. 2.
Fig. 4 is a schematic structural view of the filtering and cleaning bucket 22 in fig. 2 and 3.
The numbers in the figure represent: 01. the device comprises a drainage pipeline 02, a silt settling port 10, an annular conveying channel 11, a discharge box port 12, a silt outward conveying bin 120, an opening and closing bin cover 13, a conveyor bin 14, a collecting hopper 15, a pushing conveyor 150, a synchronous drum A, 151, a synchronous drum B, 152, a synchronous transmission belt 153, a pushing rolling rod 16, a rotary column head 160, a shaft type cylinder 161, a rotary shaft sleeve 20, a circulating cleaning and fishing belt 20, a slideway transmission plate 21, an expanding spring 210, a connecting plate head 211, a connecting plate head 212, a spring clamping seat A, a chain plate clamping seat 213, a spring clamping seat B, a filtering and cleaning bucket 22, a filtering and conveying plate 220, a filtering and conveying plate 221, a high groove side plate 222, a low groove side plate 223, an oblique port end plate 23, a unidirectional tipping shaft and a rotary spring 230.
Detailed Description
Referring to fig. 1 and combining fig. 2, 3 and 4, the drainage pipeline silt cleaning device of the embodiment includes a drainage pipeline 01, a silt deposit port 02 is arranged at the bottom of the drainage pipeline 01, an annular transmission channel 10 is arranged at the periphery of the drainage pipeline 01, the annular transmission channel 10 is of an elliptical annular box structure, a pipeline butt joint port is arranged at the bottom of the box, a discharge box port 11 and a silt external transmission bin 12 are arranged at the top of the box, a transmission bin 13 is arranged at the middle of the box, the pipeline butt joint port is communicated with the silt deposit port 02, a collection hopper 14 is arranged in the silt external transmission bin 12, a pushing transmission machine 15 is arranged in the transmission bin 13, a circulating dredging belt 20 is arranged in the annular transmission channel 10, the circulating dredging belt 20 is formed by connecting a plurality of slideway transmission plates 21 end to end, an expansion spring 210 is arranged between the two slideway transmission plates 21, the expansion spring 210 enables the circulating dredging belt 20 to form an annular structure consistent with the annular transmission channel 10, and clings to the outer ring plate of the annular transmission channel 10, a plurality of pairs of filtering fishing buckets 22 are installed on the circulating cleaning fishing belt 20, the filtering fishing buckets 22 are provided with one-way tipping shafts 23, the one-way tipping shafts 23 are provided with rotary springs 230, the pushing conveyor 15 drives the circulating cleaning fishing belt 20 to circularly rotate and run in the annular transmission channel 10 through the filtering fishing buckets 22, a rotary column head 16 is arranged in the annular transmission channel 10, the filtering fishing buckets 22 and the rotary column head 16 are in top collision fit to pour silt out of the discharge box opening 11, and the silt in the buckets is cleaned up in a collision vibration mode.
The drainage pipe silt cleaning device of this embodiment installs on drainage pipe 01 to sediment mode is collected silt in with the pipeline to annular transmission way 10 in, filters to drag for in the fill 22 is fished out silt from the aquatic and pours into and collect hopper 14, collects hopper 14 and in time sends the signal of clearance silt to operating personnel with wireless transmission mode, prevents to take place the condition that pipeline blockage and lead to urban waterlogging. Because drainage pipe 01 is longer and be equipped with more inspection shaft of intaking, consequently need install the drainage pipe silt cleaning device of many sets of this embodiment, just can clean up the silt in drainage pipe 01.
During specific implementation, oval annular bottom of the case portion suit is in the 01 outer lane of drainage pipe, and the top setting is in the position that is close to ground or erects on above-ground, and the pipeline is to the interface suit and is depositd mouthful 02 below at silt, makes the silt of aquatic sink into oval annular bottom of the case portion, and circulation is clearly dragged for area 20 and is separated silt from the aquatic and put into and collect hopper 14, and operating personnel opens silt outer transport bin 12 and just can take out and collect hopper 14 and clean up silt.
When the opening and closing bin cover 120 is opened, an operator can conveniently put the collecting hopper 14 into or take the collecting hopper 14 out of the sediment outflow bin 12, when the opening and closing bin cover 120 is closed, rainwater or other sundries are prevented from entering the sediment outflow bin 12, the transverse width of the collecting hopper 14 is consistent with that of the circulating dredging belt 20, and the width of the bottom plate of the sediment outflow bin 12 is more than twice that of the collecting hopper 14.
The collecting hopper 14 is provided with a capacity monitor, the capacity monitor is provided with a wireless signal transmission device, and the wireless signal transmission device is connected with a mobile phone of an operator.
During specific implementation, capacity monitor real time monitoring collects the quantity of silt in the hopper 14, and when the silt that collects hopper 14 reached the capacity of settlement, capacity monitor sent the signal that collects hopper 14 silt and fill to operating personnel through wireless signal transmission device, and operating personnel opens switching cang gai 120 after receiving the signal, takes out and collects hopper 14 and puts into outlet box mouth 11 below again after clearing up silt.
The pushing conveyor 15 is provided with a synchronous winding drum A150 and a synchronous winding drum B151, a synchronous transmission belt 152 is installed on the outer rings of the synchronous winding drum A150 and the synchronous winding drum B151, the synchronous transmission belt 152 is provided with a plurality of pushing rolling rods 153, and the pushing rolling rods 153 are in pushing fit with the filtering dredging bucket 22.
During specific implementation, the pushing conveyor 15 is installed on the side of the conveyor bin 13, the synchronous winding drum a150 and the synchronous winding drum B151 are arranged on the inner side of the circulating dredging belt 20 in parallel up and down, mutually meshed tooth openings are formed in the outer ring of the synchronous winding drum a150 and the outer ring of the synchronous winding drum B151 and the inner ring of the synchronous transmission belt 152, and the pushing conveyor 15 drives the synchronous winding drum a150 and the synchronous winding drum B151 to synchronously rotate when started, so that the synchronous transmission belt 152 is driven to operate. The pushing rolling rod 153 is transversely installed on the transmission surface of the synchronous transmission belt 152 through a rotating shaft seat, the synchronous transmission belt 152 pushes the filtering and fishing bucket 22 to move downwards through the pushing rolling rod 153, the circulating and fishing belt 20 is driven to circularly move along the annular transmission channel 10, and when the pushing rolling rod 153 pushes the filtering and fishing bucket 22 to move, the pushing rolling rod 153 rotates synchronously to reduce the friction force between the filtering and fishing bucket 22.
The slideway driving plate 21 is of a strip-shaped plate structure, one side of the slideway driving plate is provided with a link plate head 211 and a spring clamping seat A212, the other side of the slideway driving plate is provided with a chain plate clamping seat 213 and a spring clamping seat B214, two ends of the link plate head 211 are provided with link shaft holes, two ends of the chain plate clamping seat 213 are provided with link rotating shafts, and the expansion spring 210 is sleeved in the spring clamping seat A212 and the spring clamping seat B214.
During specific implementation, the link plate head 211 is arranged in the middle of the side face of the slide way transmission plate 21, the spring clamping seat A212 is arranged at two ends of the side face of the slide way transmission plate 21, the chain plate clamping opening 213 is arranged in the middle of the other side of the slide way transmission plate 21, the spring clamping seat B214 is arranged at two ends of the other side of the slide way transmission plate 21, the link plate head 211 is sleeved in the chain plate clamping opening 213, and the link rotating shaft is sleeved in the link shaft hole, so that a plurality of pairs of slide way transmission plates 21 can be connected in series to form an annular belt-shaped structure, the expansion spring 210 is sleeved between the two pairs of slide way transmission plates 21, the slide way transmission plate 21 is driven by the elastic force of the expansion spring to operate outwards of the ring all the time, and then.
Cross to filter and drag for fill 22 including filtering transmission board 220, high groove sideboard 221, short groove sideboard 222 and bevel connection end plate 223, filter transmission board 220 and high groove sideboard 221, short groove sideboard 222, bevel connection end plate 223 and make up into the bevel connection cell body that one side is high the opposite side is short, one-way tipping bucket axle 23 sets up the avris in bevel connection cell body bottom surface and is connected with slide driving plate 21.
During the concrete implementation, high groove sideboard 221 and short groove sideboard 222 set up both sides around filtering transmission board 220 respectively, bevel connection end plate 223 sets up both ends about filtering transmission board 220 respectively, be equipped with cellular drainage hole on filtering transmission board 220 plate body, one-way tipping bucket axle 23 sets up in filtering transmission board 220 bottom surface, be equipped with the axostylus axostyle locating plate at one-way tipping bucket axle 23 both ends, the axostylus axostyle locating plate is connected with slide driving plate 21, make the bevel connection cell body install on slide driving plate 21 with the mode that the notch is towards circulation dredging belt 20 traffic direction. The elastic force of the rotary spring 230 drives the bevel groove body to rotate towards the front of the groove opening all the time, the high groove side plate 221 is matched with the slide way transmission plate 21, the bevel groove body is limited to rotate forwards only to be in a vertical state until the bevel groove body is jacked to the rotary column head 16, the bevel groove body is dumped backwards, and silt in the bevel groove body is poured into the collecting hopper 14.
The rotation column head 16 includes a rotation column head a disposed on an inner wall of the elliptical front end plate and a rotation column head B disposed on an inner wall of the elliptical rear end plate and opposite to the rotation column head a in the left and right directions, and both the rotation column head a and the rotation column head B include a shaft-type cylinder 160 and a rotation shaft sleeve 161.
During the concrete implementation, axle type cylinder 160 erects and sets up at annular transmission way 10 end plate inner wall, rotatory axle sleeve 161 suit can convenient rotation in axle type cylinder 160 outer lane, when filtering clear fishing fill 22 moves to ejection of compact case mouth 11 top, the bevel connection end plate 223 at both ends pushes up rotatory column cap 16 simultaneously, the resistance of rotatory column cap 16 promotes to filter fishing fill 22 and turns over backward, the cell body will be poured to silt in the bevel connection cell body and from ejection of compact case mouth 11 slip collection hopper 14, when bevel connection end plate 223 breaks away from rotatory column cap 16, the elastic force of revolving spring 230 drives the bevel connection cell body and rotates forward and resets, high trough plate 221 will collide with slide driving plate 21, and produce great vibrating force and motion inertia and will adsorb silt clean up on filtering transmission plate 220.
In specific implementation, a plurality of pairs of rotary column heads 16 are arranged in the annular transmission channel 10 at the top of the discharge box opening 11, and the filtering and fishing bucket 22 is driven to overturn backwards for a plurality of times and vibrate, so that silt in the bucket is poured out completely.
To sum up, the problem that drainage pipe often is blockked up by silt and leads to urban waterlogging has been solved to this embodiment, provides one kind and with the clear mode of dragging for of continuous cycle, separates out and transmits the drainage pipe silt cleaning device to ground from the aquatic with the silt that deposits at the pipeline bottom.
Claims (7)
1. The utility model provides a drainage pipe silt cleaning device, includes drainage pipe (01), sets up silt sediment mouth (02), characterized by in drainage pipe (01) bottom: at peripheral installation annular transmission way (10) of drainage pipe (01), annular transmission way (10) are oval annular box structure and bottom half is equipped with the pipeline and connects the mouth, and the box top is equipped with ejection of compact case mouth (11) and silt and exports storehouse (12) outward, and the box middle part is equipped with conveyor storehouse (13), the pipeline is connected with silt deposit mouthful (02) and is communicated with each other, is equipped with in silt exports storehouse (12) and collects hopper (14), installs in conveyor storehouse (13) and pushes away transmitter (15), installs circulation dredging belt (20) in annular transmission way (10), circulation dredging belt (20) comprises many pairs of slide driving plate (21) end to end connection, is equipped with expansion spring (210) between two pairs of slide driving plate (21), expansion spring (210) make circulation dredging belt (20) form the annular structure unanimous with annular transmission way (10), and hug closely annular transmission way (10) outer lane board, install many pairs on circulation is clearly dragged for area (20) and is filtered and drag for fill (22), it is equipped with one-way tipping bucket axle (23) to cross filtering and drag for fill (22), one-way tipping bucket axle (23) are equipped with rotary spring (230), top pushes away conveyer (15) and drags for area (20) and drive circulation through crossing filtering and drag for fill (22) and clear for in annular transmission way (10) inner loop rotatory operation, is equipped with rotatory column cap (16) in annular transmission way (10), cross filtering and drag for fill (22) and rotatory column cap (16) top and hit the cooperation and pour discharge box mouth (11) with silt to strike the vibration mode with the interior silt clean up of fill.
2. The device of claim 1, wherein the device comprises: annular transmission way (10) are including oval inner circle board, oval outer circle board, oval front end plate and oval back end plate, the pipeline sets gradually bottom, top and the middle part of circle board in oval to interface, ejection of compact case mouth (11) and transmitter storehouse (13), silt is defeated storehouse (12) outward and is set up the top of end plate or oval back end plate before oval, silt is defeated storehouse (12) top outward and is equipped with switching cang gai (120), and the bottom plate transversely extends to ejection of compact case mouth (11) below, ejection of compact case mouth (11) are the little funnel structure in top big bottom, collect hopper (14) and place on the bottom plate of silt is defeated storehouse (12) outward.
3. The device of claim 1, wherein the device comprises: the collecting hopper (14) is provided with a capacity monitor, the capacity monitor is provided with a wireless signal transmission device, and the wireless signal transmission device is connected with a mobile phone of an operator.
4. The device of claim 1, wherein the device comprises: push away conveyer (15) and be equipped with synchronous reel A (150) and synchronous reel B (151), install synchronous drive belt (152) at synchronous reel A (150) and synchronous reel B (151) outer lane, synchronous drive belt (152) are equipped with multichannel top and push away and roll lever (153), top pushes away and rolls lever (153) and filters clear scoop out (22) top and push away the cooperation.
5. The device of claim 1, wherein the device comprises: the slide way transmission plate (21) is of a strip-shaped plate structure, one side of the slide way transmission plate is provided with a link plate head (211) and a spring clamping seat A (212), the other side of the slide way transmission plate is provided with a chain plate bayonet (213) and a spring clamping seat B (214), two ends of the link plate head (211) are provided with link shaft holes, two ends of the chain plate bayonet (213) are provided with link rotating shafts, and the expansion spring (210) is sleeved in the spring clamping seat A (212) and the spring clamping seat B (214).
6. The device of claim 1, wherein the device comprises: cross to filter and drag for fill (22) including filtering transmission board (220), high groove sideboard (221), short groove sideboard (222) and bevel connection end plate (223), filter transmission board (220) and high groove sideboard (221), short groove sideboard (222), bevel connection end plate (223) and make up into the bevel connection cell body that the high opposite side of one side is short, one-way tipping bucket axle (23) set up the avris in bevel connection cell body bottom surface and are connected with slide driving plate (21).
7. The device of claim 1, wherein the device comprises: the rotary column head (16) comprises a rotary column head A and a rotary column head B, the rotary column head A is arranged on the inner wall of the oval front end plate, the rotary column head B is arranged on the inner wall of the oval rear end plate and is opposite to the rotary column head A in the left-right direction, and the rotary column head A and the rotary column head B both comprise a shaft type cylinder (160) and a rotary shaft sleeve (161).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010336430.6A CN111501957B (en) | 2020-04-26 | 2020-04-26 | Drainage pipeline silt cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010336430.6A CN111501957B (en) | 2020-04-26 | 2020-04-26 | Drainage pipeline silt cleaning device |
Publications (2)
| Publication Number | Publication Date |
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| CN111501957A true CN111501957A (en) | 2020-08-07 |
| CN111501957B CN111501957B (en) | 2021-04-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010336430.6A Active CN111501957B (en) | 2020-04-26 | 2020-04-26 | Drainage pipeline silt cleaning device |
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| CN (1) | CN111501957B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105858251A (en) * | 2016-05-31 | 2016-08-17 | 衢州妙凯节能科技有限公司 | Collecting device for p-hydroxybenzoic acid |
| CN107842100A (en) * | 2017-11-14 | 2018-03-27 | 江苏万通塑业有限公司 | A kind of hydraulic engineering pipeline with filtering function |
| CN107938809A (en) * | 2017-11-30 | 2018-04-20 | 中山市小榄企业服务有限公司 | A kind of river sludge separation draining pipe |
| KR20180086990A (en) * | 2017-01-24 | 2018-08-01 | 이레엔빛 주식회사 | Infiltration trench to remove non-point pollutant |
| KR101959442B1 (en) * | 2017-11-03 | 2019-03-18 | 이시훈 | Pipe assembly |
| CN110904997A (en) * | 2019-11-28 | 2020-03-24 | 四川鸥鹏建筑工程公司 | Novel underground comprehensive pipe gallery transportation system |
-
2020
- 2020-04-26 CN CN202010336430.6A patent/CN111501957B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105858251A (en) * | 2016-05-31 | 2016-08-17 | 衢州妙凯节能科技有限公司 | Collecting device for p-hydroxybenzoic acid |
| KR20180086990A (en) * | 2017-01-24 | 2018-08-01 | 이레엔빛 주식회사 | Infiltration trench to remove non-point pollutant |
| KR101959442B1 (en) * | 2017-11-03 | 2019-03-18 | 이시훈 | Pipe assembly |
| CN107842100A (en) * | 2017-11-14 | 2018-03-27 | 江苏万通塑业有限公司 | A kind of hydraulic engineering pipeline with filtering function |
| CN107938809A (en) * | 2017-11-30 | 2018-04-20 | 中山市小榄企业服务有限公司 | A kind of river sludge separation draining pipe |
| CN110904997A (en) * | 2019-11-28 | 2020-03-24 | 四川鸥鹏建筑工程公司 | Novel underground comprehensive pipe gallery transportation system |
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| CN111501957B (en) | 2021-04-02 |
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