CN202252422U - Multifunctional pre-stress underground draining integrated pipeline of city - Google Patents
Multifunctional pre-stress underground draining integrated pipeline of city Download PDFInfo
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- CN202252422U CN202252422U CN2011203009423U CN201120300942U CN202252422U CN 202252422 U CN202252422 U CN 202252422U CN 2011203009423 U CN2011203009423 U CN 2011203009423U CN 201120300942 U CN201120300942 U CN 201120300942U CN 202252422 U CN202252422 U CN 202252422U
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Abstract
Provided is a multifunctional pre-stress underground draining integrated pipeline of city, comprising a concrete pipe body and a cylinder-shaped skeleton which is disposed in the pipe body and is composed of ring ribs and longitudinal ribs. Two sides of the inner wall of the pipe body are respectively provided with an orientation angle having a prefabricated pipe hole. A channel ditch plate is disposed between the orientation angles at two sides, and a vibration-isolating layer is disposed at the bottom part and the side part of the channel ditch plate. A connecting box is disposed at the middle or end part of the pipe body, and the edge side of the connecting box is provided with a connection port and a special channel. The multifunctional pre-stress underground draining integrated pipeline of city is advantageous in that the underground draining integrated pipeline can be used for the construction of a new urban zone and the reconstruction of the old urban zone; city engineering with the highest standard can be constructed with the lowest engineering cost; public traffic engineering can be supplied with good fundament; auxiliary engineering can be provided; the underground draining integrated pipeline can be the main engineering of the underground system engineering.
Description
Technical field
The utility model relates to multi-functional prestressing force city underdrainage composite duct.
Background technique
High development of social economy has promoted the climax of large, medium and small urban construction, very fast expansion common range, the very fast new home community that widened, the people of very fast change is many, car many, the street wide, Lou Gaoliao, big.Along with the raising of international metropolis's construction standard, ground engineering originally has and multinomially is transformed into for underground engineering.Therefore very single mole drainage before is associated with public transport, electric power, communication, heating, combustion gas, water supply, water saving, environmental protection, industry such as energy-conservation, becomes very complicated underground system engineering.
Heavy rain or cloudburst have repeatedly appearred in China from the beginning of this year, have caused city waterlogging in various degree therefrom, have caused economic loss, have influenced people's production and life.Except that flood, the serious water environment pollution that also has rainwater to bring makes many cities enjoy puzzlement.Therefore visible, sewerage system has become a necessary of great value research topic.
Domestic a lot of old towns all are the drainage system of the combined system of usefulness basically at present.From the consideration to the pollution load of overflow aspect, into separate system has been made combined system in the city that has.Because receive the influence of rainfall runoff self-pollution, separate system secondary has again become combined system.
Mature city is in the process of building, owing to receive the restriction of objective condition, to open slide fastener, open circuit surface common especially because of construction; The underground utility that have will upgrade; Because of being not same industry, cause can not be whole by design and construction, for this reason each system all in various degree caused harmful effect.
More than the underground engineering construction in proof city should be a foundation with metropolitan construction standard, should be core with long-range development plan.Develop the multi-functional prestressing force city underdrainage composite duct of a kind of " design standard high, structure function is complete, construction cost is low " for this reason, be in good time especially, be valuable especially, have far-reaching.
The model utility content
The utility model technical problem to be solved provides a kind of multi-functional prestressing force city underdrainage composite duct; Can effectively improve the resist displacement of pipeline, anti-sedimentation, anti-twist, anti-high pressure and earthquake resisting performance, environmental protection, energy-conservation and increase the service life.
The utility model adopts following technological scheme:
A kind of multi-functional prestressing force city underdrainage composite duct comprises concrete tube body and the cylinder frame of being processed by ring muscle and vertical muscle that is arranged in the body; Described cylinder frame comprises outer skeleton and nexine skeleton; Be fixed with the hoop bobbin on the outer skeleton; Be designed with vertical bobbin between hoop bobbin and the nexine skeleton; Be provided with in the hoop bobbin through intersecting stretch-draw generation prestressing force, vertically be provided with in the bobbin through stretch-draw and produce prestressing force, be provided with orientation angle with prefabricated pore in the inwall both sides of body with the fixing steel strand of ground tackle with the fixing steel strand of ground tackle; Between the orientation angle of both sides, be designed with Dao Gouban, the bottom of ditch plate and sidepiece are provided with vibration insulation in the road; Middle part or end at body are provided with connecting box, are provided with connection mouth and special lane at the avris of connecting box.
The inboard of said outer skeleton and arranged outside have be evenly distributed with the fixing hoop bobbin of stiffening rib; In the hoop bobbin, be provided with more than one and produce prestressed steel strand through stretch-draw; Be provided with dunnage at body bottom, top or sidepiece, be provided with the fixedly ground tackle of steel strand in the both sides of dunnage.
Be provided with the nexine skeleton in said outer skeleton inboard; Between nexine skeleton and hoop bobbin, be provided with the fixing vertical bobbin of stiffening rib; In vertical bobbin, be provided with more than one and produce prestressed steel strand, be provided with the fixedly ground tackle of steel strand at the two ends of body through a vertical two ends stretch-draw or an end continuously tensioning.
Correspondence is provided with the orientation angle of prefabricated pore in the inwall both sides of said body, in orientation angle, is provided with the vertical muscle of the fixing nexine of stiffening rib, and orientation angle is with isometric setting of inboard wall of tube body or equidistance setting.
Between the orientation angle of said inboard wall of tube body both sides setting, be provided with Dao Gouban, in road ditch plate, be provided with prefabricated pore more than, the bottom of ditch plate and both sides are provided with vibration insulation in the road.
The both sides or the two ends of said body are provided with connecting box, in the arranged outside of connecting box the connection mouth that is connected with body are arranged, and are provided with special lane at the sidepiece of connecting box, are connected with function room, water intake, intake pipe and safety check storehouse through special lane; Said water intake is arranged on the road surface avris.
Connect end face in said body segmentation and be provided with and take over seam, in taking over the slit-tube wall, be provided with the high pressure adhesive tape that connects pipeline section, be provided with the ditch seam, between road ditch seam, be provided with the road ditch device that connects road ditch plate in company with the road ditch plate of length of pipe section setting.
Bottom at said body is provided with dunnage, also can be on circular or oval-shaped body top or sidepiece two-tube and the connecting leg body be provided for the fixedly dunnage of ground tackle.
The utility model good effect is following: the utility model is a foundation with the present situation of mature city drainage system, is planned to the basis with modern new city, optimizes overall structure and supporting system that body is set.Body adopts the cancellated new mode of ring orientation prestress; Can process the body of 2-10 rice internal diameter; Elder generation is to the concrete tube body precharge pressure before body bears external load; Impel unitary construction to form " centripetal-stress ", thereby can offset because all or part of tensile stress that interior external load produces guarantees that the cracking under pressure stress and the tensile stress state does not appear in established centripetal-stress body.Adopt the new technology that vertically connects; Connect into the long pipeline section of 30-300 rice to adjacent body by working condition requirement; Strengthened the performance of body shearing resistance, bending resistance, cracking resistance; Possessed resist displacement, anti-sedimentation, anti-high pressure, earthquake-resistant condition, can reach not only environmental protection but also energy-conservation, durable high standard is arranged on request.
Multi-functional prestressing force city underdrainage composite duct belongs to structure innovation, adopts multinomial new process, new technology, has also adopted multiple new material, can manufacture the main body of city " underground system engineering ".In newly-built city or old town transformation process, can play the special role of coping with shifting events by sticking to a fundamental principle, be the basis of public transport, is the root of all kinds of construction engineerings, is the bridge of each item underground engineering.Process along with the urbanization construction; People will inevitably consider the material impact of rainwater circulation to aspects such as resource, environment, ecologies by emphasis, will inevitably rely on multi-functional prestressing force city underdrainage composite duct, set up the novel runoff pollution hierarchy of control; Set up new-type runoff and reduce discharging system; Set up rational rainwater and utilize system again, set up qualified overflow sewage system for handling, set up each special Engineering System such as water supply, electric power, heating, combustion gas, communication of high-quality; Can turn the underground system engineering of modern city into really multi-functional prestressing force city underdrainage composite duct " main body.
Description of drawings
Accompanying drawing 1 is the utility model pipe structure schematic representation.
Accompanying drawing 2 is the utility model body cross-sectional configuration schematic representation.
Accompanying drawing 3 is the utility model stiffening rib and hoop position of it's robbin schematic representation.
Accompanying drawing 4 is the utility model bobbin section enlarged diagram.
Accompanying drawing 5 is the utility model connecting box side elevation structural representation.
Accompanying drawing 6 is the utility model connecting box structural plan schematic representation.
Accompanying drawing 7 is the utility model connecting box special lane, function room lateral structure schematic representation.
Accompanying drawing 8 is the utility model connecting box, water intake, safety check storehouse lateral structure schematic representation.
Accompanying drawing 9 is the utility model hexagon connecting box plane structure schematic representation.
Accompanying drawing 10 is the utility model oval pipe body section structural representation.
Accompanying drawing 11 is for the utility model body and connect sectional schematic diagram.
In the accompanying drawings: 1 body; 2 outer vertical muscle; 3 outer layer ring muscle; 4 outer skeletons; 5 hoop bobbins; 6 vertical bobbins; 7 nexine ring muscle; 8 nexines are indulged muscle; 9 nexine skeletons; 10 dunnages; 11 road ditch plates; 12 waste pipes; 13 running water pipes; 14 regeneration water pipes; 15 orientation angles; 16 electric power pipes; 17 communication pipes; 18 hot-water heating pipes; 19 fuel tube; 20 stiffening ribs; 21 steel strand; 22 vibration insulations; 23 ground tackles; 24 sleeve pipe steel wires; 25 connecting boxs; 26 connection mouths; 27 take over seam; 28 high pressure adhesive tapes; 29 road ditch seams; 30 road ditch devices; 31 special lanes; Function rooms 32; 33 support platforms; 34 sewage well; 35 water intakes; 36 intake pipes; 37 safety check storehouses.
Embodiment
Below in conjunction with accompanying drawing the utility model is done to discuss in detail:
Shown in accompanying drawing 1; The utility model comprises concrete tube body 1 and the outer skeleton 4 that is made up of vertical muscle 2 of skin and outer layer ring muscle 3 that is arranged in the body 1; The nexine skeleton 9 that constitutes by nexine ring muscle 7 nexine ring muscle 8; Inboard or arranged outside at outer skeleton 4 have hoop bobbin 5, between hoop bobbin 5 and nexine skeleton 9, are provided with vertical bobbin 6, in vertical bobbin 6 and hoop bobbin 5, are provided with through stretch-draw and produce prestressed steel strand 21.Be provided with orientation angle 15 in body 1 inwall both sides; In orientation angle 15, be provided with electric power pipe 16 and communication pipe 17; Between orientation angle 15, be provided with ditch plate 11; In road ditch plate 11, be provided with waste pipe 12, running water pipe 13 and regeneration water pipe 14, be provided with hot-water heating pipe 18 and fuel tube 19 on orientation angle 15 tops.Be provided with dunnage 10 in the bottom of body 1.
Like accompanying drawing 1, shown in 2; The utility model comprises concrete tube body 1 and the orientation angle 15 that electric power pipe 16 communication pipes 17 are connected with body 1 interior nexine skeleton that has that is arranged on body 1 inwall both sides; Between orientation angle 15, be provided with ditch plate 11; In road ditch plate 11, be provided with waste pipe 11, running water pipe 13 and regeneration water pipe 14, be provided with hot-water heating pipe 18 and fuel tube 19 on the top of orientation angle 15, be provided with vibration insulation 22 in the inboard portion of orientation angle 15 and the bottom of road ditch plate 11; Be provided with dunnage 10 in the bottom of body 1; Be provided with ground tackle 23 in the both sides of dunnage 10, the hoop bobbin 5 that in body 1, is provided with intersects through dunnage 10, after stretch-draw, is anchored at the steel strand 21 in the hoop bobbin 5 with ground tackle 23 both sides of dunnage 10; In body 1, be provided with vertical bobbin 6, become the overlength pipeline section to process with many group hoop bobbin 5 stretch-draw anchors.
Like accompanying drawing 1, shown in 3, the utility model comprises concrete tube body 1 and the outer layer ring muscle 3 that is arranged in the body 1, between outer layer ring muscle 3, is provided with the stiffening rib 20 of retaining ring to bobbin 5.
Accompanying drawing 3, shown in 4; The utility model is at hoop bobbin 5 and vertically be provided with steel strand 21 in the bobbin 6; In hoop bobbin 5 and vertically, in the bobbin 6 one or more steel strand 21 can be set, in body 1, also can use sleeve pipe steel wire 24 separately or synthesize many and usefulness with steel strand 21.
Accompanying drawing 1, shown in 5; The utility model comprises concrete tube body 1 and is arranged on the connecting box 25 between the body 1; One is provided with the connection mouth 26 that is connected with three or four sides body 1 on the limit of connecting box 5, is provided with orientation angle 15 in the inwall both sides of connection mouth 26, between orientation angle 15, is provided with ditch plate 11; In road ditch plate, be provided with waste pipe 12, running water pipe 13 and regeneration water pipe 14; In orientation angle 15, be provided with electric power pipe 16 and communication pipe 17, be provided with hot-water heating pipe 18 and fuel tube 19 on the top of orientation angle 15, be provided with vibration insulation in the inside portion of orientation angle 15 and the bottom of road ditch plate 11; In connection mouth 26, be provided with hoop bobbin 5 and vertical bobbin 6; In bobbin, be provided with through stretch-draw and produce the steel strand 21 that prestressing force is fixed with ground tackle 23, between connection mouth 26 and body 1, be provided with and take over seam 27, be provided with high pressure adhesive tape 28 at adapter seam 27 inwalls; In connection mouth 26, be provided with and be provided with ditch seam 29 between the road ditch plate 11 that ditch plate 11 is provided with in body 1, in road ditch seam 29 and above be provided with ditch device 30.
Shown in the accompanying drawing 6, the utility model is provided with the connection pipe network of the cross form of concave, convex formula in connecting box 25, and the plane bottom of the road ditch plate 11 that in connection mouth 26, is provided with is provided with the connection pipe network, is provided with sewage well 34 in the pipe network bottom.
Shown in the accompanying drawing 7; The utility model is provided with special lane 31, special lane 31 and function room 32 at the sidepiece of connecting box 25 and is connected; Be provided with the support platform 33 that road ditch plate 11 is installed in the bottom of connecting box, be provided with the sewage well 34 that is connected with special lane 31 in the bottom of connecting box 25.
Shown in the accompanying drawing 8, the utility model is provided with the special lane 31 that is connected with water intake 35 intake pipes 36 safety check storehouses 37 at the sidepiece of connecting box 25, is provided with the safety check storehouse 37 that is connected with special lane 31 at the sidepiece of connecting box 25.
Shown in the accompanying drawing 9, the connecting box 25 of the utility model setting can be set to triangle, quadrangle, pentagon, hexagon, heptagon, octagon.Connecting box 25 avris are provided with connection mouth 26.
Accompanying drawing 10, shown in 11; The profile of the body 1 of the utility model setting can be designed to circle or ellipse, also can 1 parallel connection of two bodys be set; Also can parallel connection be provided with more than three or three, dunnage 10 can be arranged on the bottom of body 1, also can design on top or sidepiece.
" reticular structure " that the utility model adopts hoop and vertically combines; Bottom at body is provided with dunnage; Be provided with orientation angle in the inboard wall of tube body both sides, in orientation angle, be provided with pore, increased the body functions peculiar; Solved large-scale culvert pipe body and sedimentation has taken place, caused the especially big technical barrier of body axial crack because of ground changes.What the old town in past had builds the short-term arch culvert with common brick; Also have the city of only a few to make the single line culvert with concrete; Also can only in the zonule, play at present the effect of discharging rain sewage, fundamentally also not reach the construction standard of modern metro " underground system engineering ".The set body of the utility model can be according to the long term growth planning in each city; According to local a-hundred-year rainfall requirement; According to the needs of producing and living in century-old, each individual system of aspects such as water supply, power supply, air feed, heating and communication and water saving is set.The utility model is because of having changed engineering structure, and all right a large amount of engineering cost and human resources can also produce long-range especially project benefit.
The utility model is employed in the inboard wall of tube body bottom ditch plate is set; Can form the new mode of step draining; Utilize the waste pipe that is provided with in the ditch plate can discharge light rain, moderate rain, all ponding of heavy rain; Heavy rain, all ponding of cloudburst can be discharged in ditch plate top, road, and the sewage treatment plan of formulating according to each city can hierarchical processing and utilize rainwater resource respectively.The road ditch plate of the utility model setting has certain resistance to compression, cracking resistance, impermeability, can directly be connected with dedicated pipeline, can practice thrift a large amount of pipe engineering costs, can also prolong the integrated engineering life-span.The pipe alley of the utility model setting is provided with the ditch seam according to requirement of engineering, and ditch seam middle part and top are provided with the ditch device in the road, can connect together all road ditch plates according to engineering design, become the body designated lane.
The utility model is employed in the new mode that the body end is provided with connecting box; Can be corresponding with the road surface of cross form road surface, city or T-shaped road surface and five shapes, six shapes; Can connect into the body net with connecting box, systems such as water supply, power supply, heating, air feed and communication can be in body be set with pipe network.
The utility model is provided with special lane at the body sidepiece; And the function room is set in the special lane end; Can transport to all structural materials in the body and all structural elements in the body through designated lane with special-purpose machines and tools and install; Can in the function room, set up the body supervisory system, set up the rainwater adjustment and control system.
The utility model is connected with the sub-district intake pipe with the road surface water intake through special lane, and the rainfall index that can formulate according to drainage system be discharged to each regional rainwater the water field of appointment timely, can reach the high standard requirement of no ponding behind the rain.
The utility model is connected with the safety check storehouse through special lane, can set up the database that water supply, draining and sewage are recycled, and can also set up the monitoring net of systems such as power supply, heating, air feed, communication, can guarantee that each individual system in the body is normally moved.
The utility model can guarantee that through sewage well the air that inboard wall of tube body has living space is fresh, and the pipe end, tube wall cleaning can be transported to relevant place to the cold air resource of inboard wall of tube body through thermantidote.
The utility model can be used for the construction of Xincheng District; Also can be used for the transformation of old town, also can on-the-spotly make, also can prefabricatedly assemble; Can build the city engineering of highest standard with minimum engineering cost; Can lay a solid foundation for mass transit engineering, can provide supporting, can become the major project of underground system engineering for various construction engineerings and Other Engineering.
Claims (8)
1. multi-functional prestressing force city underdrainage composite duct is characterized in that: comprise concrete tube body (1) and be arranged on the cylinder frame of being processed by ring muscle and vertical muscle in the body (1); Described cylinder frame comprises outer skeleton (4) and nexine skeleton (9); Be fixed with hoop bobbin (5) on the outer skeleton (4); Be designed with vertical bobbin (6) between hoop bobbin (5) and the nexine skeleton (9); Be provided with in the hoop bobbin (5) through intersecting stretch-draw generation prestressing force with the fixing steel strand (21) of ground tackle (23); Vertically be provided with in the bobbin (6) through stretch-draw and produce prestressing force with the fixing steel strand (21) of ground tackle (23); Be provided with the orientation angle (15) with prefabricated pore in the inwall both sides of body (1), between both sides orientation angle (15), be designed with Dao Gouban (11), the bottom of ditch plate (11) and sidepiece are provided with vibration insulation (22) in the road; Middle part or end at body (1) are provided with connecting box (25), are provided with connection mouth (26) and special lane (31) at the avris of connecting box (25).
2. multi-functional prestressing force according to claim 1 city underdrainage composite duct; It is characterized in that: the inboard of said outer skeleton and arranged outside have be evenly distributed with the fixing hoop bobbin (5) of stiffening rib (20); In hoop bobbin (5), be provided with more than one and produce prestressed steel strand (21) through stretch-draw; Be provided with dunnage (10) at body (1) bottom, top or sidepiece, be provided with the fixedly ground tackle (23) of steel strand (21) in the both sides of dunnage (10).
3. multi-functional prestressing force according to claim 1 and 2 city underdrainage composite duct; It is characterized in that: be provided with nexine skeleton (9) in said outer skeleton (4) inboard; Between nexine skeleton (9) and hoop bobbin (5), be provided with the fixing vertical bobbin (6) of stiffening rib (20); In vertical bobbin (6), be provided with more than one and produce prestressed steel strand (21), be provided with the fixedly ground tackle of steel strand (21) at the two ends of body (1) through a vertical two ends stretch-draw or an end continuously tensioning.
4. multi-functional prestressing force according to claim 1 and 2 city underdrainage composite duct; It is characterized in that: correspondence is provided with the orientation angle (15) of prefabricated pore in the inwall both sides of said body (1); In orientation angle (15), be provided with the vertical muscle (8) of the fixing nexine of stiffening rib (20), orientation angle (15) is with isometric setting of body (1) inwall or equidistance setting.
5. according to claim 1 or 2 described multi-functional prestressing force city underdrainage composite ducts; It is characterized in that: between the orientation angle (15) of said body (1) inwall both sides setting, be provided with Dao Gouban (11); In road ditch plate (11), be provided with prefabricated pore more than, the bottom of ditch plate (11) and both sides are provided with vibration insulation (22) in the road.
6. multi-functional prestressing force according to claim 1 and 2 city underdrainage composite duct; It is characterized in that: both sides or two ends at said body (1) are provided with connecting box (25); Arranged outside at connecting box (25) has the connection mouth (26) that is connected with body (1); Sidepiece at connecting box (25) is provided with special lane (31), is connected through special lane (31) and function room (32), water intake (35), intake pipe (36) and safety check storehouse (37); Said water intake (35) is arranged on the road surface avris.
7. according to claim 1 or 2 described multi-functional prestressing force city underdrainage composite ducts; It is characterized in that: the end face that divides pipeline section to connect at said body (1) is provided with adapter seam (27); In taking over the slit-tube wall, be provided with the high pressure adhesive tape (28) that connects pipeline section; The end face of the road ditch plate (11) that is provided with in company with length of pipe section is provided with ditch seam (29), between road ditch seam (29), is provided with the road ditch device (30) that connects road ditch plate (11).
8. according to claim 1 or 2 described multi-functional prestressing force city underdrainage composite ducts; It is characterized in that: be provided with dunnage (10) in the bottom of said body (1), also can be on circular or oval-shaped body (1) top or both sides two-tube and connecting leg body (1) be provided for the fixedly dunnage (10) of ground tackle (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203009423U CN202252422U (en) | 2011-08-18 | 2011-08-18 | Multifunctional pre-stress underground draining integrated pipeline of city |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203009423U CN202252422U (en) | 2011-08-18 | 2011-08-18 | Multifunctional pre-stress underground draining integrated pipeline of city |
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| Publication Number | Publication Date |
|---|---|
| CN202252422U true CN202252422U (en) | 2012-05-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203009423U Expired - Fee Related CN202252422U (en) | 2011-08-18 | 2011-08-18 | Multifunctional pre-stress underground draining integrated pipeline of city |
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| CN (1) | CN202252422U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102995660A (en) * | 2012-12-21 | 2013-03-27 | 张双里 | Multifunctional arched combined prestress underground pipe gallery for cisty and preparation process thereof |
| CN104989888A (en) * | 2015-07-27 | 2015-10-21 | 陈忠勇 | Intelligent large-caliber comprehensive culvert pipe in city |
| CN107542152A (en) * | 2016-06-28 | 2018-01-05 | 衡阳市金泓建筑装饰设计有限公司 | A kind of pavement comprehensive pipe network and drainage system |
-
2011
- 2011-08-18 CN CN2011203009423U patent/CN202252422U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102995660A (en) * | 2012-12-21 | 2013-03-27 | 张双里 | Multifunctional arched combined prestress underground pipe gallery for cisty and preparation process thereof |
| CN104989888A (en) * | 2015-07-27 | 2015-10-21 | 陈忠勇 | Intelligent large-caliber comprehensive culvert pipe in city |
| CN107542152A (en) * | 2016-06-28 | 2018-01-05 | 衡阳市金泓建筑装饰设计有限公司 | A kind of pavement comprehensive pipe network and drainage system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20140717 Address after: Park Zhao circle of circular economy 053000 Hengshui city in Hebei province (North Taocheng District Park Road) Patentee after: Hengshui Zhongda Pipeline Company Limited Address before: 053000 No. 111 middle Daqing Road, Hebei, Hengshui Patentee before: Changjiang Prestress Co., Ltd., Hengshui |
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| ASS | Succession or assignment of patent right |
Owner name: HENGSHUI FUZHONGDA PIPE CO., LTD. Free format text: FORMER OWNER: CHANGJIANG PRESTRESS CO., LTD., HENGSHUI Effective date: 20140717 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120530 Termination date: 20170818 |