CN104179239A - Integral glass fiber reinforced plastic inspection well - Google Patents
Integral glass fiber reinforced plastic inspection well Download PDFInfo
- Publication number
- CN104179239A CN104179239A CN201410423382.9A CN201410423382A CN104179239A CN 104179239 A CN104179239 A CN 104179239A CN 201410423382 A CN201410423382 A CN 201410423382A CN 104179239 A CN104179239 A CN 104179239A
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- well
- reinforced plastic
- plastic inspection
- connecting branch
- integral glass
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Abstract
The invention discloses the technology for inspection wells, and particularly relates to an integral glass fiber reinforced plastic inspection well. The integral glass fiber reinforced plastic inspection well comprises a well body end, a reducing well body, a connecting branch pipe and a well chamber sluice, wherein the well body end is arranged on the topmost end of the inspection well; the lower end of the well body end is provided with the reducing well body; and the lower end of the reducing well body is provided with the connecting branch pipe and the well chamber sluice. The integral glass fiber reinforced plastic inspection well has the advantages of environmental protection, light weight, easiness and convenience in installation, high strength, high rigidity, high integrity, high waterproofness, wear resistance, acid and alkali resistance, smooth surfaces, dirty resistance, low water resistance, long service life and the like. Moreover, the integral glass fiber reinforced plastic inspection well is suitable to be widely popularized and used.
Description
Technical field
The present invention relates to a kind of manhole technology, particularly a kind of Integral glass fibre reinforced plastic inspection pit.
Background technology
Manhole is widely used in various commercial, house and municipal underground piping system, subsoil drain system particularly, existing manhole generally has following several: (1) brick manhole, (2) concrete prefabricated manhole, (3) HDPE plastic inspection well.
Along with the application of novel tube in pipe-line system, several manholes all show the shortcoming that some are difficult to overcome above, (1) shortcoming of brick manhole is: consumption of natural resource, not environmental protection, long construction period, labor strength is large, monolithic devices is poor, it is poor to close water-stop, and corrosion-resistant, application life are short etc.; (2) shortcoming of concrete prefabricated manhole: consumption of natural resource, not environmental protection, install slow, to close water-stop poor, corrosion-resistant, application life are short etc.; (3) HDPE plastic inspection well has solved the shortcoming of first two manhole preferably, but because HDPE plastic inspection well is subject to the restriction of self material and production technology, have: that intensity and poor rigidity, product maximize is difficult, product maximization can cause the shortcomings such as its intensity and rigidity sharply worsen; The attention of along with China, urban drainage pipe network being built in recent years, manifesting of Design of Urban Drainage Pipe Network off-capacity and underdrainage pipe network serious leakage problem, impel novel, environmental protection, high-performance and heavy caliber pipe to adopt in a large number in drainage pipeline networks is built, the particularly application to the glass fiber reinforced plastics of New Large Caliber (glass fiber reinforced plastic) burning into sand tubing.But in engineering practice, how to select the manhole supporting with large diameter FRPM, become engineering roadblock, the size of the manhole that employing HDPE plastics are made is difficult to meet the requirement of large diameter FRPM, and the rigidity of HDPE plastic inspection well is difficult to meet the requirement of the large buried depth in municipal drainage system, HDPE plastic inspection well interface is difficult to mate with fiberglass sand inclusion interface tube simultaneously, is difficult to guarantee the seal of interface; The size that adopts concrete prefabricated manhole can solve manhole meets the requirement of large diameter FRPM, and manhole self intensity, rigidity meet the requirement of the large buried depth in municipal drainage system, but it is poor that concrete prefabricated manhole must close water-stop, the shortcoming such as corrosion-resistant, application life are short.
Summary of the invention
Goal of the invention of the present invention is: for the problem of above-mentioned existence, in order to overcome the deficiency of above-mentioned manhole in existing municipal pipeline engineering application, the invention provides and a kind ofly take frp pipe as raw material, the Integral glass fibre reinforced plastic inspection pit that processing assembling is produced, environmental protection, quality be light, it is simple and convenient to install.
The technical solution used in the present invention is as follows: the technical solution used in the present invention is as follows:
A kind of Integral glass fibre reinforced plastic inspection pit, described manhole comprises well end of body, diameter variable well body and connecting branch and well chamber chute portion, described well end of body is arranged on manhole position topmost, well end of body lower end is provided with diameter variable well body, and described diameter variable well body lower end is provided with connecting branch and well chamber chute portion.
Further, described well end of body comprises pit shaft and the adaptive pit shaft bellmouth that is arranged on pit shaft upper end.
Further, described diameter variable well body comprises reducing pit shaft, He Jing chamber, well chamber base plate, described reducing pit shaft upper end is connected with well end of body, bottom adaptation is provided with well chamber, bottom, described well chamber adaptation is provided with well chamber base plate, and described reducing pit shaft is stuck with paste by hand or sprayed processing technology manufacture and forms.
Further, described connecting branch and well chamber chute portion comprise well chamber chute and the adaptive connecting branch that is arranged on chute end, well chamber, the end of described connecting branch utilizes winding process to be wound around and repairs out arm socket or a tube faucet, and the longitudinal cross-section of described well chamber chute is fluted body.
Owing to having adopted said structure, pit shaft upper end at manhole is provided with pit shaft bellmouth, so that the length of free adjustment pit shaft during installation check well, the buried depth degree of each manhole is different, the whole height of each corresponding manhole is just different, and the whole height of manhole according to actual needs can change the length of pit shaft self, also can be at a pit shaft with bore of the upper end of pit shaft pit shaft socket grafting, to be applicable to actual demands of engineering; Pit shaft lower end is provided with up-narrow and down-wide reducing pit shaft, facilitate maintainer in underground work, reducing pit shaft lower end adaptation is provided with well chamber, the large I of internal diameter of well chamber freely designs according to actual needs, internal diameter 1800MM can be accomplished in the indoor footpath of well of manhole of the present invention, Yu Jing chamber, lower end, described well chamber chute is adaptive to be connected, and chute two ends, well chamber adaptation is provided with connecting branch, and the size of connecting branch and well chamber chute can be selected according to actual required size; Manhole of the present invention, mechanical strength is high, and structure arranges rationally, uses flexibility ratio high.
A kind of Integral glass fibre reinforced plastic inspection pit; in the building block of Integral glass fibre reinforced plastic inspection pit, having parts at least is to be formed by GRP pipe processing and fabricating; described GRP pipe comprises inner protective layer, carbon fibre cloth layer, external protection; described inner protective layer is bonded in carbon fibre cloth layer inner side by unsaturated polyester resin, and described external protection is bonded in carbon fibre cloth layer outside by resin solidification.
Further, described topping comprises anticorrosion ceramic layer, is also provided with the two layers short felts of cutting in described anticorrosion ceramic layer, is also provided with quartz sand in described carbon fibre cloth layer.
Owing to having adopted said structure, manhole of the present invention is by well end of body, diameter variable well body and connecting branch and the well chamber chute portion formation that cooperatively interacts, in the building block of manhole, having parts at least is to be formed by GRP pipe processing and fabricating, GRP pipe of the present invention is formed by the manufacture of new glass fibre reinforced plastic tubing, described new glass fibre reinforced plastic tubing is by inner protective layer, carbon fibre cloth layer, external protection forms, described inner protective layer consists of anticorrosion pottery and the two layers short felts of cutting, described carbon fibre cloth layer is comprised of carbon cloth and quartz sand, carbon cloth in carbon fibre cloth layer and the content of quartz sand can need to be selected flexibly according to industry, described external protection is resin bed, described inner protective layer is bonded in carbon fibre cloth layer inner side by unsaturated polyester resin, described external protection is bonded in carbon fibre cloth layer outside by resin solidification, such structure strengthens conduit hardness, the probability that occurs fracture reduces, and corrosion resistance is good.
Further, on the chute of described well chamber, be at least provided with one with connecting branch.
An Integral glass fibre reinforced plastic inspection pit, described connecting branch and the well chamber chute structure that is formed in one.
Owing to having adopted said structure, the end adaptation of connecting branch is provided with connecting branch socket or connecting branch bellmouth, can be at a connecting branch socket of one end of connecting branch design, a connecting branch bellmouth is designed in one end in addition, also can be only to design a connecting branch socket in any one end of connecting branch, can also be only to design a connecting branch bellmouth in any one end of connecting branch, fiber glass reinforced plastics inspection well of the present invention, at a connecting branch socket of one end of connecting branch design, a connecting branch bellmouth is designed in one end in addition, such design is when pipeline is connected with manhole, the socket of GRP pipe band cushion rubber and the bellmouth of manhole are connected, the socket of manhole band cushion rubber and the connecting branch bellmouth of GRP pipe are connected, this connected mode is comparatively simple and convenient, also there is good sealing performance simultaneously, Integral glass fibre reinforced plastic inspection pit of the present invention, in the bottom of well chamber, be provided with and be connected with connecting branch and with the groove of bore, described groove is U-shaped groove, described U-shaped groove is when current pass through to detect Jing Jing chamber, can play the effect of water conservancy diversion, reduce the resistance of water, can reduce silt and the deposition of other impurity in manhole in rainwater, sewage simultaneously, reduce silting up of manhole, saved man power and material's cost of drawing clearly manhole, described connecting branch and the well chamber chute structure that is formed in one, is convenient to processing and manufacturing, and good leak tightness is non-leakage, described connecting branch and well chamber chute portion, connecting branch and well chamber chute can be at same straight lines, and described connecting branch and the manhole of well chamber chute on same straight line are in straight-through well, connecting branch and well chamber chute form certain corner, are elbow well, and the described connecting branch of elbow well that cries is connected with the U-shaped chute with certain radian, on the chute of described well chamber, can arrange and follow connecting branch, and the caliber between connecting branch is also not necessarily identical more
Further, the upper end of described reducing pit shaft and well end of body seam crossing by sealing, bonding, mend and to be assembled into all-in-one-piece structure, the upper end seam crossing of the Yu Jing chamber, bottom of described reducing pit shaft is assembled into all-in-one-piece structure by sealing, bonding, reinforcement, and Yu Jing chamber, the bottom base plate seam crossing of described well chamber is assembled into all-in-one-piece structure by sealing, bonding, reinforcement.
Owing to having adopted said structure, Integral glass fibre reinforced plastic inspection pit of the present invention, is assembled into all-in-one-piece structure by sealing, bonding, reinforcement between each parts of manhole, has strengthened the sealing of manhole.
Further, described pit shaft and the pit shaft bellmouth structure that is formed in one.
Owing to having adopted said structure, pit shaft and the pit shaft bellmouth structure that is formed in one, is convenient to processing and manufacturing, and good leak tightness is non-leakage.
In sum, owing to having adopted technique scheme, Integral glass fibre reinforced plastic inspection pit of the present invention has: environmental protection, quality be light, it is simple and convenient to install, intensity is high, rigidity is large, monolithic devices is good, close that water-stop is good, corrosion-resistant, acid and alkali-resistance, smooth surface do not play dirt, water resistance is little, long service life, can be applicable to the advantages such as various environment, applicable large-scale promotion application.
Accompanying drawing explanation
Fig. 1 is the assembling schematic diagram of Integral glass fibre reinforced plastic inspection pit of the present invention.
Fig. 2 is well end of body structural representation of the present invention.
Fig. 3 is diameter variable well barrel structure schematic diagram of the present invention.
Fig. 4 is well cell structure schematic diagram of the present invention.
Fig. 5 is well of the present invention chamber base arrangement schematic diagram.
Fig. 6 is connecting branch of the present invention and well chamber chute portion structural representation.
Fig. 7 is the side structure schematic diagram of Integral glass fibre reinforced plastic inspection pit of the present invention.
Fig. 8 is the glass fibre reinforced plastic structure schematic diagram of Integral glass fibre reinforced plastic inspection pit of the present invention
Mark in figure: 1-pit shaft, 2-pit shaft bellmouth, 3-reducing pit shaft, 4-well chamber, 5-well chamber base plate, 6-connecting branch, 7-well chamber chute, 8-connecting branch socket, 9-connecting branch bellmouth, 10-inner protective layer, 11-carbon fibre cloth layer, 12-external protection.
The specific embodiment
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain invention, and be not used in restriction invention.
Integral glass fibre reinforced plastic inspection pit of the present invention, as shown in Figure 1, Fig. 1 is the assembling schematic diagram of fiber glass reinforced plastics inspection well, Fig. 2 is well end of body block diagram, described well end of body parts comprise pit shaft 1 and are arranged on the pit shaft bellmouth 2 on pit shaft 1, pit shaft 1 upper end at manhole is provided with pit shaft bellmouth 2, so that the length of free adjustment pit shaft 1 during installation check well, the length of described free adjustment pit shaft 1 refers to the length that can regulate pit shaft 1 self, also can on pit shaft bellmouth 2, peg graft with the pit shaft of bore, described pit shaft bellmouth 2 and pit shaft 1 structure that can be formed in one, also can be the structure that removably connects, Integral glass fibre reinforced plastic inspection pit of the present invention adopts integrated formed structure, there is the processing and manufacturing of being convenient to, good leak tightness, non-leakage advantage, Fig. 3 is reducing pit shaft schematic diagram, Fig. 4 is well chamber schematic diagram, figure is well chamber base plate 5 schematic diagrames, described reducing pit shaft 3 upper ends are connected with pit shaft 1, bottom adaptation is provided with well chamber 4, described well chamber 4 bottom adaptations are provided with well chamber base plate 5, seam crossing between reducing pit shaft 3 and pit shaft 1 and between reducing pit shaft 3 and well chamber 4 is by sealing, bonding, reinforcement is assembled into all-in-one-piece structure, well chamber 4 bottom adaptations are provided with well chamber base plate 5, seam crossing between well chamber 4 and well chamber base plate 5 is by sealing, bonding, reinforcement is assembled into all-in-one-piece structure, prevent that other impurity from entering manhole, the physical dimension of the reducing of described reducing pit shaft 3 is well chamber 4 sizes that connect according to its lower end, and the size of the pit shaft 1 that connects of upper end and flexible design, when the size disparity of the top and bottom of reducing pit shaft 3 is larger, can increase the height of reducing, also can adopt secondary reducing, Fig. 6 is connecting branch and well chamber chute portion schematic diagram, well chamber chute 7 is connected with the bottom adaptation of well chamber 4, connecting branch 6 and well chamber chute 7 structure that is formed in one, one end of described connecting branch 6 is provided with connecting branch socket 8, one end is provided with connecting branch bellmouth 9 in addition, such design is when pipeline is connected with manhole, the socket of GRP pipe band cushion rubber and the connecting branch bellmouth 9 of manhole are connected, the connecting branch socket 8 of manhole band cushion rubber and the bellmouth of GRP pipe are connected, this connected mode is simple, convenient, there is good sealing performance simultaneously, described well chamber chute 7 is U-shaped structure, and such being designed with is beneficial to water conservancy diversion, reduced the resistance of water, has also reduced silt and the deposition of other impurity in manhole in rainwater, sewage simultaneously, reduces silting up of manhole, Fig. 7 is manhole side schematic view, manhole of the present invention is by well end of body, diameter variable well body and connecting branch and the well chamber chute portion formation that cooperatively interacts, in the building block of manhole, having parts at least is to be formed by GRP pipe processing and fabricating, also can be that other materials arbitrarily with certain mechanical strength are made, manhole of the present invention preferably adopts frp pipe to make, as shown in Figure 8, glass fibre reinforced plastic structure schematic diagram for Integral glass fibre reinforced plastic inspection pit of the present invention, described frp pipe is by inner protective layer 10, carbon fibre cloth layer 11, external protection 12 forms, described inner protective layer 10 consists of anticorrosion pottery and the two layers short felts of cutting, described carbon fibre cloth layer 11 is comprised of carbon cloth and quartz sand, carbon cloth in carbon fibre cloth layer 11 and the content of quartz sand can need to be selected flexibly according to industry, described external protection 12 is resin bed, described inner protective layer 10 is bonded in carbon fibre cloth layer 11 inner sides by unsaturated polyester resin, described external protection 12 is bonded in carbon fibre cloth layer 11 outsides by resin solidification, such structure strengthens conduit hardness, the probability that occurs fracture reduces, and corrosion resistance is good.Manhole of the present invention, its building block can be to be that main raw material(s) processing and fabricating forms by fiberglass sand inclusion tubing, also can be that other materials arbitrarily with certain mechanical strength are made, manhole of the present invention preferably adopts frp pipe, has: the advantage such as environmental protection, quality are light, corrosion-resistant, acid and alkali-resistance, smooth surface do not play dirt, water resistance is little, long service life.
Manhole parts of the present invention, its method of manufacturing technology of different parts is different,---blanking---cutting---preliminary working polishing---fine finishining polishing---quality inspection that each parts generally will pass through following operation: unwrapping wire; Reducing pit shaft 3 and well chamber 4 determine that by the designing requirement of intensity, rigidity laying design and production technology, described reducing pit shaft 3 and well chamber 4 are on special-purpose mfg. moulding die, by hand, to stick with paste or the processing technology manufacture such as injection forms; Connecting branch bellmouth 9 and connecting branch socket 8 in connecting branch and well chamber chute portion, be glass reinforced plastic sand pipe two ends bellmouth, socket mould are installed respectively, utilize winding process to be wound around respectively and repair out connecting branch bellmouth 9 and connecting branch socket 8, then on connecting branch socket 8, polish two O type aprons slots, then form through the edge manufacture of finishing and polishing connecting branch bellmouth 9; After above-mentioned process, manhole parts are delivered to composing room and assemble, assembling generally comprises following operation: parts assembled in place---parts preliminary fixing---setting up of workbench---filleting of parts seam, stickup, reinforcement---whole closed-water test---test by rear butt joint paste, the finishing of supporting material is polished, and---the whole polishing of external surface---external surface colouring, spraying trade mark and numbering-finished product send relevant professional testing agency to detect---detects qualified rear finished product check and accepting storing.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. an Integral glass fibre reinforced plastic inspection pit, it is characterized in that: described manhole comprises well end of body, diameter variable well body and connecting branch and well chamber chute portion, described well end of body is arranged on manhole position topmost, well end of body lower end is provided with diameter variable well body, and described diameter variable well body lower end is provided with connecting branch and well chamber chute portion.
2. Integral glass fibre reinforced plastic inspection pit as claimed in claim 1, is characterized in that: described well end of body comprises that pit shaft (1) and adaptation are arranged on the pit shaft bellmouth (2) of pit shaft (1) upper end.
3. Integral glass fibre reinforced plastic inspection pit as claimed in claim 1, it is characterized in that: described diameter variable well body comprises reducing pit shaft (3), well chamber (4) and well chamber base plate (5), described reducing pit shaft (3) upper end is connected with well end of body, bottom adaptation is provided with well chamber (4), bottom, described well chamber (4) adaptation is provided with well chamber base plate (5), and described reducing pit shaft (3) is stuck with paste by hand or sprayed processing technology manufacture and forms.
4. Integral glass fibre reinforced plastic inspection pit as claimed in claim 1, it is characterized in that: described connecting branch and well chamber chute portion comprise that well chamber chute (7) and adaptation are arranged on the connecting branch (6) of well chamber chute (7) end, the end of described connecting branch (6) utilizes winding process to be wound around and repairs out arm socket (8) or a tube faucet (9), and the longitudinal cross-section of described well chamber chute (7) is fluted body.
5. Integral glass fibre reinforced plastic inspection pit as claimed in claim 1 or 2 or 3 or 4; it is characterized in that: in the building block of Integral glass fibre reinforced plastic inspection pit, having parts at least is to be formed by GRP pipe processing and fabricating; described GRP pipe comprises inner protective layer, carbon fibre cloth layer, external protection; described inner protective layer is bonded in carbon fibre cloth layer inner side by unsaturated polyester resin, and described external protection is bonded in carbon fibre cloth layer outside by resin solidification.
6. Integral glass fibre reinforced plastic inspection pit as claimed in claim 5, is characterized in that: described topping comprises anticorrosion ceramic layer, is also provided with the two layers short felts of cutting in described anticorrosion ceramic layer, is also provided with quartz sand in described carbon fibre cloth layer.
7. Integral glass fibre reinforced plastic inspection pit as claimed in claim 4, is characterized in that: on described well chamber chute (7), be at least provided with one with connecting branch (6).
8. the Integral glass fibre reinforced plastic inspection pit as described in claim 4 or 7, is characterized in that: described connecting branch (6) and well chamber chute (7) structure that is formed in one.
9. Integral glass fibre reinforced plastic inspection pit as claimed in claim 3, it is characterized in that: the upper end of described reducing pit shaft (3) and well end of body seam crossing are assembled into all-in-one-piece structure by sealing, bonding, reinforcement, the upper end seam crossing of the Yu Jing chamber, bottom (4) of described reducing pit shaft (3) is assembled into all-in-one-piece structure by sealing, bonding, reinforcement, and Yu Jing chamber, bottom base plate (5) seam crossing of described well chamber (4) is assembled into all-in-one-piece structure by sealing, bonding, reinforcement.
10. Integral glass fibre reinforced plastic inspection pit as claimed in claim 2, is characterized in that: described pit shaft (1) and pit shaft bellmouth (2) structure that is formed in one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410423382.9A CN104179239B (en) | 2014-08-26 | 2014-08-26 | A kind of Integral glass fibre reinforced plastic inspection pit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410423382.9A CN104179239B (en) | 2014-08-26 | 2014-08-26 | A kind of Integral glass fibre reinforced plastic inspection pit |
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| CN104179239A true CN104179239A (en) | 2014-12-03 |
| CN104179239B CN104179239B (en) | 2016-06-08 |
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| CN201410423382.9A Active CN104179239B (en) | 2014-08-26 | 2014-08-26 | A kind of Integral glass fibre reinforced plastic inspection pit |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109339110A (en) * | 2018-11-21 | 2019-02-15 | 鑫竹海(山东)管道制造有限公司 | A kind of bamboo winding composite inspection well |
| CN109719962A (en) * | 2018-12-06 | 2019-05-07 | 安徽永高塑业发展有限公司 | A kind of production method of super-huge winding welding plastic municipal administration inspection shaft |
| CN112523324A (en) * | 2020-11-25 | 2021-03-19 | 中复新水源科技有限公司 | Glass fiber reinforced plastic inspection well with basket grating |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03197708A (en) * | 1989-12-25 | 1991-08-29 | Konpojitsuto Syst Kenkyusho:Kk | Manufacture of trough for channel |
| JPH08144359A (en) * | 1994-11-16 | 1996-06-04 | Sekisui Chem Co Ltd | Manhole structure for secondary lining pipeline |
| JPH0913489A (en) * | 1995-06-28 | 1997-01-14 | Ebata Kk | Invert member, catch basin, and manufacture of invert member |
| JPH09268639A (en) * | 1996-04-01 | 1997-10-14 | Asahi Tec Corp | Backing method of manhole |
| DE19643175A1 (en) * | 1996-10-18 | 1998-04-23 | Niedlich Thorsten | Reconstruction method for stacks of e.g. water pipes |
| CN200958215Y (en) * | 2006-09-29 | 2007-10-10 | 四川天鑫塑胶管业有限公司 | Glass fiber reinforced plastic manhole of connected assembled |
| CN201358510Y (en) * | 2009-02-13 | 2009-12-09 | 重庆康伯特塑胶有限公司 | Rectangular well chamber of plastic integrative inspection well |
| CN103343841A (en) * | 2013-07-16 | 2013-10-09 | 广西盛世鸿霞玻璃钢制品有限公司 | Fiber reinforced plastic pipe |
| CN204081034U (en) * | 2014-08-26 | 2015-01-07 | 德阳荣丰玻璃钢科技开发有限公司 | A kind of Integral glass fibre reinforced plastic inspection pit |
-
2014
- 2014-08-26 CN CN201410423382.9A patent/CN104179239B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03197708A (en) * | 1989-12-25 | 1991-08-29 | Konpojitsuto Syst Kenkyusho:Kk | Manufacture of trough for channel |
| JPH08144359A (en) * | 1994-11-16 | 1996-06-04 | Sekisui Chem Co Ltd | Manhole structure for secondary lining pipeline |
| JPH0913489A (en) * | 1995-06-28 | 1997-01-14 | Ebata Kk | Invert member, catch basin, and manufacture of invert member |
| JPH09268639A (en) * | 1996-04-01 | 1997-10-14 | Asahi Tec Corp | Backing method of manhole |
| DE19643175A1 (en) * | 1996-10-18 | 1998-04-23 | Niedlich Thorsten | Reconstruction method for stacks of e.g. water pipes |
| CN200958215Y (en) * | 2006-09-29 | 2007-10-10 | 四川天鑫塑胶管业有限公司 | Glass fiber reinforced plastic manhole of connected assembled |
| CN201358510Y (en) * | 2009-02-13 | 2009-12-09 | 重庆康伯特塑胶有限公司 | Rectangular well chamber of plastic integrative inspection well |
| CN103343841A (en) * | 2013-07-16 | 2013-10-09 | 广西盛世鸿霞玻璃钢制品有限公司 | Fiber reinforced plastic pipe |
| CN204081034U (en) * | 2014-08-26 | 2015-01-07 | 德阳荣丰玻璃钢科技开发有限公司 | A kind of Integral glass fibre reinforced plastic inspection pit |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109339110A (en) * | 2018-11-21 | 2019-02-15 | 鑫竹海(山东)管道制造有限公司 | A kind of bamboo winding composite inspection well |
| CN109719962A (en) * | 2018-12-06 | 2019-05-07 | 安徽永高塑业发展有限公司 | A kind of production method of super-huge winding welding plastic municipal administration inspection shaft |
| CN112523324A (en) * | 2020-11-25 | 2021-03-19 | 中复新水源科技有限公司 | Glass fiber reinforced plastic inspection well with basket grating |
Also Published As
| Publication number | Publication date |
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| CN104179239B (en) | 2016-06-08 |
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