CN207034432U - More rib enhancing composite hollow winding pipe and drainage pipeline - Google Patents
More rib enhancing composite hollow winding pipe and drainage pipeline Download PDFInfo
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- CN207034432U CN207034432U CN201721015187.8U CN201721015187U CN207034432U CN 207034432 U CN207034432 U CN 207034432U CN 201721015187 U CN201721015187 U CN 201721015187U CN 207034432 U CN207034432 U CN 207034432U
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Abstract
The utility model relates to tubing technical field, strengthens composite hollow winding pipe and drainage pipeline more particularly, to a kind of more ribs.More ribs strengthen composite hollow winding pipe, including：Body；The body includes internal layer, outer layer and the intermediate layer being arranged between the internal layer and the outer layer；The internal layer and the outer layer are compound by the intermediate layer；The intermediate layer includes multiple ruggedized constructions spaced successively, for improving the ring stiffness of body.To alleviate the high manufacturing cost of drainage pipeline present in prior art, ring stiffness deficiency and the technical problem for being easily crushed or puncturing.
Description
Technical field
The utility model relates to tubing technical field, strengthens composite hollow winding pipe and drainpipe more particularly, to a kind of more ribs
Road.
Background technology
In modern industry, pipeline has been obtained for extensive use.In the industries such as electric power, cement, mine and steel, especially
It needs wearability pipeline.The lime-ash and flyash of such as power plant are conveyed by the abrasion-proof pipe on production line.But by
In the complexity of application environment, higher and higher requirement it is also proposed to the performance of pipeline material.
At present, the species of tubing is various, and model is of all kinds, therefore there is also difference for its processing and forming technology.It is existing
The technique of processing tubing has extrusion molding, Wrapping formed etc., is used by different moulding process with meeting all kinds of occasions
Demand.
Bigbore drainage pipeline, is usually wound in by square tube, is used for underground water, municipal administration, sewage disposal, underground cable
The fields such as cable protection, its ring stiffness are one of core index, but simple rhs-structure, and its manufacturing cost is too high, and (tubing is too
Weight), ring stiffness deficiency, easily it is crushed or punctures.
Utility model content
The purpose of this utility model is to provide more rib enhancing composite hollow winding pipe, to alleviate present in prior art
The manufacturing cost of drainage pipeline is high, ring stiffness is insufficient and technical problem that is easily being crushed or puncture.
A kind of more rib enhancing composite hollow winding pipe provided by the utility model, including：Body；
The body includes internal layer, outer layer and the intermediate layer being arranged between the internal layer and the outer layer；
The internal layer and the outer layer are compound by the intermediate layer；
The intermediate layer includes multiple ruggedized constructions spaced successively, for improving the ring stiffness of body.
Further, the ruggedized construction is annular in shape.
Further, the ruggedized construction includes main frame and at least one piece of reinforcing plate being arranged in main frame；
The upper end of the main frame abuts with the inner surface of the outer layer, and the lower end of the main frame is outer with the internal layer
Side face is abutted, and the reinforcing plate and the central axis upright of the body are set.
Further, the reinforcing plate is two pieces, and two pieces of reinforcing plates are arranged in a mutually vertical manner in the main frame.
Further, the reinforcing plate is three pieces, respectively the first reinforcing plate, the second reinforcing plate and the 3rd reinforcing plate, institute
State the first reinforcing plate and the central axis upright of the body is set, second reinforcing plate and first reinforcing plate are angled
Set, the 3rd reinforcing plate is symmetricly set on the both sides of first reinforcing plate with second reinforcing plate.
Further, the cross section of the main frame is rectangular；
The reinforcing plate is three pieces, respectively the 4th reinforcing plate, the 5th reinforcing plate and the 6th reinforcing plate, and the described 4th strengthens
The central axis upright of plate and the body is set, and the 5th reinforcing plate and the 6th reinforcing plate are separately positioned on the master
On the diagonal of framework.
Further, the internal layer is high density polyethylene (HDPE), polystyrene, high-modulus general-purpose plastics or engineering plastics, institute
It is high density polyethylene (HDPE), polystyrene, high-modulus general-purpose plastics or engineering plastics to state outer layer.
Further, the intermediate layer is elastic layer；
The elastic layer is compound with the internal layer and the outer layer respectively.
Further, one end of more rib enhancing composite hollow winding pipe, the internal layer and the flush setting of the outer layer, internal layer
Inner side internal thread is provided with opening's edge；The other end of more rib enhancing composite hollow winding pipe, the internal layer stretch out described outer
Layer is set, and internal layer is provided with external screw thread on the excircle of extension；Internal thread and external screw thread cooperate for adjacent tubes
Connection between body.
A kind of drainage pipeline, there is above-mentioned more ribs enhancing composite hollow winding pipe, including during the enhancing of rib more than more is compound
Empty winding pipe, adjacent more ribs strengthen bonding or flexible connection between composite hollow winding pipe.
A kind of more rib enhancing composite hollow winding pipe provided by the utility model, including：Body；The body includes interior
Layer, outer layer and the intermediate layer being arranged between the internal layer and the outer layer；The internal layer and the outer layer pass through the centre
Layer is compound；The intermediate layer includes multiple ruggedized constructions spaced successively, for improving the ring stiffness of body.Using upper
The scheme stated, because internal layer and outer layer are compound by intermediate layer, and intermediate layer is provided with ruggedized construction, it is more so as to improve
Rib strengthens the ring stiffness of composite hollow winding pipe, and to alleviate, the manufacturing cost of drainage pipeline present in prior art is high, ring is firm
Degree deficiency and the technical problem for being easily crushed or puncturing.
A kind of drainage pipeline that the utility model embodiment improves, there is above-mentioned more ribs enhancing composite hollow winding pipe,
Strengthen composite hollow winding pipe including rib more than more, be bonded between adjacent more rib enhancing composite hollow winding pipe or movable
Connection.Using above-mentioned scheme, because more ribs enhancing composite hollow winding pipe has higher ring stiffness, and then drainpipe is improved
Ring stiffness, make the performance enhancement of the anti-collapse and puncture resistance of drainpipe, meanwhile, glued between more ribs enhancing composite hollow winding pipe
Connect or be flexibly connected, the install convenient of drainpipe can be improved with high degree.
Brief description of the drawings
, below will be right in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, describe below
In accompanying drawing be some embodiments of the present utility model, for those of ordinary skill in the art, do not paying creativeness
On the premise of work, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the section that more ribs that the utility model embodiment provides strengthen the first embodiment of composite hollow winding pipe
Figure；
Fig. 2 is the section that more ribs that the utility model embodiment provides strengthen composite hollow second of embodiment of winding pipe
Figure；
Fig. 3 is the section that more ribs that the utility model embodiment provides strengthen the third embodiment of composite hollow winding pipe
Figure；
Fig. 4 is the section that more ribs that the utility model embodiment provides strengthen composite hollow the 4th kind of embodiment of winding pipe
Figure；
Fig. 5 is the section that more ribs that the utility model embodiment provides strengthen composite hollow the 5th kind of embodiment of winding pipe
Figure.
Icon：100- outer layers；200- internal layers；300- intermediate layers；310- main frames；311- reinforcing plates；312- first strengthens
Plate；The reinforcing plates of 313- second；The reinforcing plates of 314- the 3rd；The reinforcing plates of 315- the 4th；The reinforcing plates of 316- the 5th；317- the 6th strengthens
Plate.
Embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that described
Embodiment is the utility model part of the embodiment, rather than whole embodiments.Based on the embodiment in the utility model, sheet
The every other embodiment that field those of ordinary skill is obtained under the premise of creative work is not made, belongs to this practicality
Novel protected scope.
, it is necessary to explanation in description of the present utility model, such as occur term " " center ", " on ", " under ", " left side ",
" right side ", " vertical ", " level ", " interior ", " outer " etc., orientation or position relationship indicated by it be based on orientation shown in the drawings or
Position relationship, it is for only for ease of description the utility model and simplifies description, rather than indicates or imply signified device or member
Part must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.
In addition, such as there is term " first ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or implying relative
Importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term such as occurs in description of the present utility model
" installation ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or one
Connect body；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirect by intermediary
It is connected, can is the connection of two element internals.For the ordinary skill in the art, on being understood with concrete condition
State concrete meaning of the term in the utility model.
A kind of more rib enhancing composite hollow winding pipe provided by the utility model, including：Body；
The body includes internal layer 200, outer layer 100 and the centre being arranged between the internal layer 200 and the outer layer 100
Layer 300；
The internal layer 200 and the outer layer 100 are compound by the intermediate layer 300；
The intermediate layer 300 includes multiple ruggedized constructions spaced successively, for improving the ring stiffness of body.
Wherein, internal layer 200, outer layer 100 and intermediate layer 300 are integrally formed.
Ring stiffness for pressure pipeline bear be loaded with internal pressure and external pressure.
Wherein, intermediate layer 300 can be the other general-purpose plastics or engineering plastics of high-modulus or ultra high modulus.
Wherein, adhering resin or hot-setting adhesive can be provided between adjacent ruggedized construction, because adhering resin has
Following advantage：Adhering resin has a variety of advantages：1. heat resistance is good；2. with the mechanics similar to the synthetic resin of routine
Performance；3. there is good compatibility with conventional synthetic resin；4. there is the processing characteristics similar to conventional synthetic resin；5. have
Excellent adhesive property, the composite effect between internal layer 200 and outer layer 100 can be improved.
Because hot-setting adhesive combines the speciality of PUR and structure glue, quick solidifying, intensity is high, without organic solvent, 100%
Solid content；And the bonding of different surfaces can be applicable to according to the difference of viscosity, hardening time and additive, can
It is preferably that internal layer 200 and outer layer 100 is compound.
A kind of more rib enhancing composite hollow winding pipe provided by the utility model, including：Body；The body includes internal layer
200th, outer layer 100 and the intermediate layer 300 being arranged between the internal layer 200 and the outer layer 100；The internal layer 200 and described
Outer layer 100 is compound by the intermediate layer 300；The intermediate layer 300 includes multiple ruggedized constructions spaced successively, with
In the ring stiffness for improving body.Using above-mentioned scheme, because internal layer 200 and outer layer 100 are compound by intermediate layer 300, and
Intermediate layer 300 is provided with ruggedized construction, existing to alleviate so as to improve the ring stiffness of more rib enhancing composite hollow winding pipe
The manufacturing cost of drainage pipeline present in technology is high, ring stiffness is insufficient and technical problem that is easily being crushed or puncture.
On the basis of above-described embodiment, further, the ruggedized construction is annular in shape.
In the present embodiment, ruggedized construction is annularly arranged between internal layer 200 and outer layer 100, while multiple reinforce is tied
The setting that structure is spaced successively, the power that body is subject to can be enable uniformly to be decomposed, to improve the ring stiffness of body.
Fig. 1 is the section that more ribs that the utility model embodiment provides strengthen the first embodiment of composite hollow winding pipe
Figure.As shown in figure 1, on the basis of above-described embodiment, further, the ruggedized construction includes main frame 310 and is arranged on
At least one piece of reinforcing plate 311 in main frame 310；
The upper end of the main frame 310 abuts with the inner surface of the outer layer 100, the lower end of the main frame 310 and institute
The outside face for stating internal layer 200 is abutted, and the reinforcing plate 311 and the central axis upright of the body are set.
Wherein, reinforcing plate 311 can be two, and two reinforcing plates 311 be arranged in parallel, and two reinforcing plates 311 are and body
Central axis upright, multiple hollow spaces are formed in the main frame 310, that is, have ensured the ring stiffness of body, additionally it is possible to save
The material of body, reduce the manufacturing cost of body.
Reinforcing plate 311 is three, and two reinforcing plates 311 therein be arranged in parallel, while two reinforcing plates 311 and body
Central axis upright, reinforcing plate 311 in addition are vertically arranged with two reinforcing plates be arrangeding in parallel 311.
In the present embodiment, the upper and lower surface of main frame 310 respectively with the inner surface of outer layer 100 and internal layer 200
Outer surface is abutted, and one end of reinforcing plate 311 is connected with the upper surface of main frame 310, the other end and main frame of reinforcing plate 311
310 lower surface connection, while the vertical upper and lower surface with main frame 310 of reinforcing plate 311, pass through reinforcing plate 311
Set, so as to improve the anti-pressure ability of main frame 310, to improve the ring stiffness of body.
Fig. 2 is the section that more ribs that the utility model embodiment provides strengthen composite hollow second of embodiment of winding pipe
Figure.As shown in Fig. 2 on the basis of above-described embodiment, further, the reinforcing plate 311 is two pieces, two pieces of reinforcing plates
311 are arranged in a mutually vertical manner in the main frame 310.
Wherein it is preferred to wherein first piece of reinforcing plate 311 and the central axis upright of body, another piece of reinforcing plate 311 with
First piece of reinforcing plate 311 is vertically arranged, so that the section of reinforcement structure is set in cross.
In the present embodiment, reinforcing plate 311 is two pieces, and two pieces of reinforcing plates 311 are arranged in a mutually vertical manner in main frame 310, is led to
Cross two pieces of reinforcing plates 311 to be arranged in a mutually vertical manner, can further improve the anti-pressure ability of main frame 310.
Fig. 3 is the section that more ribs that the utility model embodiment provides strengthen the third embodiment of composite hollow winding pipe
Figure；As shown in figure 3, on the basis of above-described embodiment, further, the reinforcing plate is three pieces, respectively the first reinforcing plate
312nd, the second reinforcing plate 313 and the 3rd reinforcing plate 314, first reinforcing plate 312 and the central axis upright of the body are set
Put, second reinforcing plate 313 and the 312 angled setting of the first reinforcing plate, the 3rd reinforcing plate 314 and described second
Reinforcing plate 313 is symmetricly set on the both sides of first reinforcing plate 312.
Fig. 4 is the section that more ribs that the utility model embodiment provides strengthen composite hollow the 4th kind of embodiment of winding pipe
Figure；As shown in figure 4, wherein, one end of the second reinforcing plate 313 can be connected with the upper end of the first reinforcing plate 312 or lower end, the
The other end of two reinforcing plates 313 can abut with the lower surface of main frame 310 or upper surface.
In the present embodiment, reinforcing plate is three pieces, and the first reinforcing plate 312 is vertically arranged with body central axis, and second strengthens
The reinforcing plate 314 of plate 313 and the 3rd is symmetricly set on the both sides of the first reinforcing plate 312, and the second reinforcing plate 313 and the 3rd reinforcing plate
314 and the 312 angled setting of the first reinforcing plate, so, the first reinforcing plate 312, the second reinforcing plate 313 and the 3rd reinforcing plate 314
Multiple hollow spaces are formed between main frame 310, in this manner it is possible to increase the performance of body preventing water leakage.
Fig. 5 is the section that more ribs that the utility model embodiment provides strengthen composite hollow the 5th kind of embodiment of winding pipe
Figure.As shown in figure 5, on the basis of above-described embodiment, further, the cross section of the main frame 310 is rectangular；
The reinforcing plate is three pieces, respectively the 4th reinforcing plate 315, the 5th reinforcing plate 316 and the 6th reinforcing plate 317, institute
State the 4th reinforcing plate 315 and the central axis upright of the body is set, the 5th reinforcing plate 316 and the 6th reinforcing plate
317 are separately positioned on the diagonal of the main frame 310.
Wherein, the section of main frame 310 also can be square.
In the present embodiment, the rectangular in cross-section of main frame 310, the 4th reinforcing plate 315, the 5th reinforcing plate 316 and the 6th add
It is connected with each other between strong plate 317, and the 4th reinforcing plate 315 and the central axis upright of body are set, the 5th reinforcing plate 316 and the
Six reinforcing plates 317 are separately positioned on the diagonal of main frame 310, and the interior of such main frame 310 forms the hollow of multilayer
Space, increase the performance of body preventing water leakage, meanwhile, the ring stiffness of body is improved, the weight of body is reduced, further, this structure
Wall body is more wider (i.e. pitch is wider) than traditional square tube broadband, reaches more than 2-4 times, thus production capacity be original 2-4 times with
On, improving more ribs strengthens the speed of production of composite hollow winding pipe.
On the basis of above-described embodiment, further, the internal layer 200 is high density polyethylene (HDPE), polystyrene, Gao Mo
It is high density polyethylene (HDPE), polystyrene, high-modulus general-purpose plastics or engineering to measure general-purpose plastics or engineering plastics, the outer layer 100
Plastics.
High density polyethylene (HDPE) (High Density Polyethylene, referred to as " HDPE "), it is nontoxic, tasteless, have good
Good heat resistance and cold resistance, chemical stability is good, also has higher a rigidity and toughness, and mechanical strength is good.
Polypropylene (Polypropylene, referred to as " PP ") has higher crystallinity, the surface rigidity of this material with
Anti-scratch characteristic is fine, in the absence of ESC problem.
Wherein, internal layer 200 can be with identical with the material of outer layer 100, can also be different.
In the present embodiment, internal layer 200 is high density polyethylene (HDPE) or polystyrene, and the outer layer 100 is high density polyethylene (HDPE)
Or polystyrene, by the way that layer and outer layer 100 both materials will not be arranged to, the weight of body can be reduced, additionally it is possible to improve
Body ring stiffness.
On the basis of above-described embodiment, further, the intermediate layer 300 is elastic layer；
The elastic layer is compound with the internal layer 200 and the outer layer 100 respectively.
In the present embodiment, intermediate layer 300 is elastic layer；By elastic layer respectively with the internal layer 200 and the outer layer 100
It is compound, so, between internal layer 200 and outer layer 100 just there is one layer of cushion, in the mistake of more ribs enhancing composite hollow winding pipe transport
Cheng Zhong, more ribs enhancing composite hollow winding pipe outer surface by outside impulsive force when, elastic layer can to outside
Power enters row buffering, to reduce the probability that more rib enhancing composite hollow winding pipe sustain damage；Also, strengthen composite hollow in more ribs
During winding pipe use, the diameter that the pipeline that is deep into may can also strengthen composite hollow winding pipe than more ribs is small, so,
More rib enhancing composite hollow winding pipe can be also deep into pipeline by the contraction of elasticity, make more rib enhancing composite hollow windings
The scope that pipe can be applicable is more extensive.
On the basis of above-described embodiment, further, one end of more rib enhancing composite hollow winding pipe, the internal layer
200 with the 100 flush setting of outer layer, the inner side of internal layer 200 is provided with internal thread at opening's edge；More rib enhancing composite hollows twine
Around the other end of pipe, the internal layer 200 stretches out the outer layer 100 and set, and internal layer 200 is provided with the excircle of extension
External screw thread；Internal thread and external screw thread cooperate for the connection between adjacent tubes.
In the present embodiment, internal layer 200 described in one end of more ribs enhancing composite hollow winding pipe with the outer layer 100 is flush sets
Put, the inner side of internal layer 200 is provided with internal thread at opening's edge, is stretched out on the excircle of the part of outer layer 100 and set by internal layer 200
There is external screw thread, the mating connection between external screw thread and internal thread, will be connected between adjacent tubes, this connected mode can cause
The seal that is connected between adjacent tubes is high, can be not provided with sealant in outside, and the circulation medium in internal layer 200 will not flow out.
A kind of drainage pipeline, there is above-mentioned more ribs enhancing composite hollow winding pipe, including during the enhancing of rib more than more is compound
Empty winding pipe, adjacent more ribs strengthen bonding or flexible connection between composite hollow winding pipe.
Wherein, the flexible connection between adjacent more ribs enhancing composite hollow winding pipe can be：The both ends on intermediate layer 300
It is respectively arranged with annular groove and annular protrusion.
Further, fixed cover can be provided with one end of body, neck is provided with fixed cover, is set in one end of body
There is shackle member, shackle member can be shunk by pressing, and when being connected with each other between body, pressing clamping enters body
In fixed cover, when pipe body movement is to groove position, shackle member engages with neck, makes to connect between body.
Further, can attracting each other by magnet between body and body in the magnet that is provided at both ends with intermediate layer 300
It is attached.
A kind of drainage pipeline that the utility model embodiment improves, there is above-mentioned more ribs enhancing composite hollow winding pipe,
Strengthen composite hollow winding pipe including rib more than more, be bonded between adjacent more rib enhancing composite hollow winding pipe or movable
Connection.Using above-mentioned scheme, because more ribs enhancing composite hollow winding pipe has higher ring stiffness, and then drainpipe is improved
Ring stiffness, make the performance enhancement of the anti-collapse and puncture resistance of drainpipe, meanwhile, glued between more ribs enhancing composite hollow winding pipe
Connect or be flexibly connected, the install convenient of drainpipe can be improved with high degree.
Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type.
Claims (10)
- A kind of 1. more rib enhancing composite hollow winding pipe, it is characterised in that including：Body；The body includes internal layer, outer layer and the intermediate layer being arranged between the internal layer and the outer layer；The internal layer and the outer layer are compound by the intermediate layer；The intermediate layer includes multiple ruggedized constructions spaced successively, for improving the ring stiffness of body.
- 2. more rib enhancing composite hollow winding pipe according to claim 1, it is characterised in that the ruggedized construction is in ring Shape.
- 3. more rib enhancing composite hollow winding pipe according to claim 2, it is characterised in that the ruggedized construction includes master Framework and at least one piece of reinforcing plate being arranged in main frame；The upper end of the main frame abuts with the inner surface of the outer layer, the lower end of the main frame and the outside face of the internal layer Abut, the reinforcing plate and the central axis upright of the body are set.
- 4. more rib enhancing composite hollow winding pipe according to claim 3, it is characterised in that the reinforcing plate is two pieces, Two pieces of reinforcing plates are arranged in a mutually vertical manner in the main frame.
- 5. more rib enhancing composite hollow winding pipe according to claim 3, it is characterised in that the reinforcing plate is three pieces, Respectively the first reinforcing plate, the second reinforcing plate and the 3rd reinforcing plate, first reinforcing plate and the central axis of the body hang down Straight to set, second reinforcing plate and the angled setting of the first reinforcing plate, the 3rd reinforcing plate are strengthened with described second Plate is symmetricly set on the both sides of first reinforcing plate.
- 6. more rib enhancing composite hollow winding pipe according to claim 3, it is characterised in that the cross section of the main frame It is rectangular；The reinforcing plate is three pieces, respectively the 4th reinforcing plate, the 5th reinforcing plate and the 6th reinforcing plate, the 4th reinforcing plate with The central axis upright of the body is set, and the 5th reinforcing plate and the 6th reinforcing plate are separately positioned on the main frame Diagonal on.
- 7. more rib enhancing composite hollow winding pipe according to claim 1, it is characterised in that the internal layer gathers for high density Ethene, polystyrene, high-modulus general-purpose plastics or engineering plastics, the outer layer are high density polyethylene (HDPE), polystyrene, high-modulus General-purpose plastics or engineering plastics.
- 8. more rib enhancing composite hollow winding pipe according to claim 1, it is characterised in that the intermediate layer is elasticity Layer；The elastic layer is compound with the internal layer and the outer layer respectively.
- 9. more rib enhancing composite hollow winding pipe according to claim 1, it is characterised in that more rib enhancing composite hollows twine Around one end of pipe, the internal layer and the flush setting of the outer layer, the inner side of internal layer is provided with internal thread at opening's edge；More rib enhancings The other end of composite hollow winding pipe, the internal layer stretch out the outer layer and set, and internal layer is set on the excircle of extension There is external screw thread；Internal thread and external screw thread cooperate for the connection between adjacent tubes.
- 10. a kind of drainage pipeline, there is more ribs enhancing composite hollow winding pipe as described in claim any one of 1-9, it is special Sign is, including the enhancing composite hollow winding pipe of rib more than more, is bonded between adjacent more rib enhancing composite hollow winding pipe Or it is flexibly connected.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721015187.8U CN207034432U (en) | 2017-08-14 | 2017-08-14 | More rib enhancing composite hollow winding pipe and drainage pipeline |
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| CN201721015187.8U CN207034432U (en) | 2017-08-14 | 2017-08-14 | More rib enhancing composite hollow winding pipe and drainage pipeline |
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| Publication Number | Publication Date |
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| CN207034432U true CN207034432U (en) | 2018-02-23 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107269951A (en) * | 2017-08-14 | 2017-10-20 | 昆山普拉斯克机械制造有限公司 | Many rib enhancing composite hollow winding pipe and drainage pipeline |
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2017
- 2017-08-14 CN CN201721015187.8U patent/CN207034432U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107269951A (en) * | 2017-08-14 | 2017-10-20 | 昆山普拉斯克机械制造有限公司 | Many rib enhancing composite hollow winding pipe and drainage pipeline |
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| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190220 Address after: No. 123 Zhongshan Road, Economic Development Zone, Guangde County, Xuancheng City, Anhui Province Patentee after: Anhui Plask Machinery Manufacturing Co., Ltd. Address before: 215343 No. 518 Jiguang Road, Shipu, Qiandeng Town, Kunshan City, Jiangsu Province Patentee before: Kunshan Plath Machinery Manufacturing Co., Ltd. |
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| TR01 | Transfer of patent right |