CN2872033Y - Glass fibre reinforced plastic sanding top tube - Google Patents
Glass fibre reinforced plastic sanding top tube Download PDFInfo
- Publication number
- CN2872033Y CN2872033Y CN 200520128785 CN200520128785U CN2872033Y CN 2872033 Y CN2872033 Y CN 2872033Y CN 200520128785 CN200520128785 CN 200520128785 CN 200520128785 U CN200520128785 U CN 200520128785U CN 2872033 Y CN2872033 Y CN 2872033Y
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- CN
- China
- Prior art keywords
- pipe
- tube head
- sand
- glass fiber
- tail
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model relates to a glass fiber sand-filling pipe-jacking, comprising a pipe head, a pipe body and a pipe tail. Resin is used as a substrate of the pipe body, glass fiber is used as the reinforced material layer of the pipe body, quartz sand or calcium carbonate is used as the filling layer of the pipe body. Also the resin is used as the substrate of the pipe head and pipe tail, the glass fiber is used as the reinforced material layer of the pipe head and the pipe tail, metal layer is used as the outer wall of the pipe head and the pipe tail, the end surface of the pipe head and the pipe tail is provided with the reinforced part which is connected with the metal layer, the metal layer can greatly improve the integral rigidity of the utility model and the capability that the glass fiber sand-filling pipe-jacking withstands the jacking force, so the reinforced part can perfectly protect the pipe head and the pipe tail. The utility model can not only improve the endurable jacking force to meet the long-distance jacking requirement and advance the construction schedule, but also reduce the possibility of the damage of the pipe head and the pipe tail during the different left and right jacking force operation or during the correction operation, so that the construction quality is improved.
Description
Technical field
The utility model relates to a kind of glass fiber reinforced steel push pipe with sand, and particularly a kind of tube head and pipe tail have the outstanding glass fiber reinforced steel push pipe with sand that bears top power ability of having of metal layer and reinforcing member.
Background technique
In the municipal pipeline laying project, dual mode is generally arranged now: a kind of is open heavy excavation, ground can be excavated comprehensively, the mutual sheathed connection of pipe is placed down, again backfill gets final product again, the pipe that this mode needs is prefabricated, does not bear pressure or top power when connection and laying, and it is comparatively simple and convenient to construct; Another kind of mode is when being subjected to concrete environmental limit, such as building etc., and can not adopt heavy excavation mode tubing, can only dig working pit in advance, when the working pit operation, with one section one section on pipe underground certain depth location forward jacking pass, this operating environment needs the end of pipe to be provided with the push pipe part, the connection between the pipe is tightly connected by the collar.
Glass fiber reinforced steel push pipe with sand is as a kind of novel composite material pipeline, has light weight, high-strength, corrosion-resistant, characteristics such as the life-span is long, now is widely used in the pipe-jacking project.The glass fiber reinforced steel push pipe with sand of prior art generally is made up of tube head, pipe shaft and pipe tail, and wherein tube head, pipe tail connect by the collar when construction, and pipe shaft adopts layer of fibers and silica sand or calcium carbonate layer structure, and tube head and pipe tail adopt fiber layer structure.In said structure, the layer of fibers of pipe shaft and silica sand or calcium carbonate layer structure are mainly used in the hoop rigidity that provides required, and reduce production costs, and the fiber layer structure that tube head and pipe tail adopt is mainly used in axial strength required when jacking is provided.Because tube head and pipe tail are stressed very big in the construction jacking, the tube head of prior art and pipe tail can not bear top power sometimes, cause glass fiber reinforced steel push pipe with sand damage and even destruction situation to occur, more seriously make tube head and pipe tail end crushed and irremediable, cause that the pipe-jacking project section scraps accident, influence construction quality and progress.
The model utility content
The purpose of this utility model is the technical problem that exists at existing glass fiber reinforced steel push pipe with sand, and a kind of glass fiber reinforced steel push pipe with sand of new structure is provided, and has improved glass fiber reinforced steel push pipe with sand and has born top power ability.
In order to achieve the above object, the utility model provides a kind of glass fiber reinforced steel push pipe with sand, comprise tube head, pipe shaft and pipe tail, described pipe shaft is a matrix with the resin, is layers of reinforcement with the glass fibre, is packing layer with silica sand or calcium carbonate, described tube head and pipe tail are matrix with the resin, with the glass fibre is layers of reinforcement, is reinforced layer with the metal layer, and its end face also is provided with the reinforcing member affixed with described metal layer.
Described reinforcing member can be annular end cap, is fastened on tube head and pipe tail end, covers the cross section of tube head and pipe tail end.Further, described annular end cap inner surface is provided with protruding part or groove, the end of tube head and pipe tail is provided with and described protruding part or suitable groove or the protruding part of groove, further, the end of the inner surface of described annular end cap and tube head, pipe tail is provided with the primary and secondary fastener that can be connected.
Described reinforcing member also can be made of annular end cap and annular cover, and described annular end cap and described metal layer are affixed, is fastened on tube head and pipe tail end, covers the cross section of tube head and pipe tail end, and described annular is set on tube head, the pipe rear.Further, described tube head and pipe tail are provided with little concave station near the outer surface of end face, and described annular is set on the described little concave station, and described little concave station is provided with little groove, in the described little groove built-in metal spare is set, described annular cover is affixed with described built-in metal spare.Further, the end of the inner surface of described annular end cap and tube head, pipe tail is provided with the primary and secondary fastener that can be connected.
In technique scheme, described metal layer is a stiffening ring, can be arranged on tube head, the pipe rear along tube wall is coaxial, also can be arranged on continuously on tube head, pipe shaft and the pipe tail along tube wall is coaxial.
The utility model provides a kind of glass fiber reinforced steel push pipe with sand of new structure, by metal layer being set and at tube head and the end face of managing tail reinforcing member being set at tube head and pipe tail, has improved glass fiber reinforced steel push pipe with sand and has born top power ability.Described metal layer along tube wall coaxial be arranged on tube head, the pipe rear on or be arranged on continuously on tube head, pipe shaft and the pipe tail.Described reinforcing member is made of annular end cap and annular cover, fit with the end face and the outer surface of tube head and pipe tail respectively, tube head and pipe tail are provided with little concave station near the outer surface of end face, annular is set on the little concave station, little concave station is provided with little groove, in the little groove built-in metal spare is set, the annular cover is affixed with built-in metal spare, makes reinforcing member and tube head and pipe caudal knot integrator.The utility model is when jacking construction, and tube head contacts with the reinforcing member of pipe tail, and reinforcing member has improved glass fiber reinforced steel push pipe with sand by all-in-one-piece metal layer affixed with it and born top power ability.
The utility model glass fiber reinforced steel push pipe with sand is by the structural design of metal layer and reinforcing member, not only improve glass fiber reinforced steel push pipe with sand greatly and born top power ability, can satisfy long requirement apart from jacking, improve construction speed, and reduced about top power different or rectify a deviation to wait and reduce tube head in the operation and manage the possibility that tail damages, improved construction quality.
Below in conjunction with accompanying drawing the utility model is done explanation in further detail.
Description of drawings
Fig. 1 is the utility model glass fiber reinforced steel push pipe with sand structural representation;
Fig. 2 is the structural representation of the utility model bulk metal layer;
Fig. 3 is the structural representation of the utility model segmentation metal layer;
Fig. 4 is the structural representation of the utility model band raised annular end cap;
Fig. 5 is the structural representation of the utility model band groove annular end cap;
Fig. 6 is the structural representation of the utility model annular cover.
Description of reference numerals:
The 1-pipe shaft; The 2-tube head; The little concave station of 21-;
The little groove of 2-; 3-manages tail; The 4-metal layer;
The 5-reinforcing member; The 51-annular end cap; 52-annular cover;
6-built-in metal spare.
Embodiment
Fig. 1 is the utility model glass fiber reinforced steel push pipe with sand structural representation, comprise pipe shaft 1, tube head 2, pipe tail 3 and reinforcing member 5, wherein pipe shaft 2 is a matrix with the resin, with the glass fibre is layers of reinforcement, is that packing layer constitutes with silica sand or calcium carbonate, and tube head 2 and pipe tail 3 are matrix with the resin, with the glass fibre is layers of reinforcement, with the metal layer is reinforced layer, and reinforcing member 5 is arranged on the end of tube head 2 and pipe tail 3, affixed and fit tightly on end face with metal layer 4.The tube head 2 of adjacent two push pipes is connected by the collar with pipe tail 3 during construction, and tube head directly contacts with the reinforcing member 5 of managing tail.
The utility model proposes a kind of glass fiber reinforced steel push pipe with sand of new structure, adopt the combination technique scheme that in the layer of fibers of tube head, pipe tail, metal layer 4 is set and reinforcing member 5 is set at end face.The utility model has reasonably designed the structure of metal layer 4 and reinforcing member 5, utilize the humidification of metal layer 4 and reinforcing member 5, even long in single jacking length, about top power different or when operation such as rectifying a deviation, can guarantee that also the utility model glass fiber reinforced steel push pipe with sand has the good top power ability of bearing.
Under the design philosophy of technique scheme, the utility model glass fiber reinforced steel push pipe with sand can have multiple structural type, is illustrated below by specific embodiment.
Embodiment one
Fig. 2 is the structural representation of the utility model bulk metal layer.As shown in Figure 2, the utility model glass fiber reinforced steel push pipe with sand comprises pipe shaft 1, tube head 2, pipe tail 3 and reinforcing member 5, and metal layer 4 is arranged in the layer of fibers of pipe shaft 1, tube head 2 and pipe tail 3 continuously.Reinforcing member 5 is the annular end cap structure, is arranged on the end face of tube head and pipe tail, and its inside and outside edge diameter is identical with the inside and outside footpath of tube head and pipe tail.Reinforcing member 5 is affixed with metal layer 4, is fastened on tube head and pipe tail end, covers the cross section of tube head and pipe tail end.In the present embodiment, metal layer 4 forms tube structure in layer of fibers, and the rigidity of reinforced glass steel push pipe with sand improves glass fiber reinforced steel push pipe with sand and bears top power ability on the whole.Reinforcing member 5 and metal layer 4 affixed being integral, and tube head and pipe tail coated effectively, bear top power ability and can improve 4～7 times.
Embodiment two
Fig. 3 is the structural representation of the utility model segmentation metal layer.Compare with technological scheme shown in Figure 2, the metal layer 4 of present embodiment is separately positioned in the layer of fibers of tube head and pipe tail.Reinforcing member 5 is the annular end cap structure, is arranged on the end face of tube head and pipe tail, and is affixed with metal layer 4.The technological scheme of present embodiment can have under enough rigidity situations to strengthen the rigidity of tube head and pipe tail at pipe shaft, in fact, reinforcing member 5 has transmitted axial pressure effectively by metal layer 4, improves the effect that glass fiber reinforced steel push pipe with sand bears top power ability so also can reach.Metal layer 4 in tube head and the pipe tail layer of fibers can be one or more layers, and metal layer 4 shown in Figure 3 is two layers.
Embodiment three
Fig. 4 is the structural representation of the utility model band raised annular end cap.As shown in Figure 4, the annular end cap 51 of present embodiment has projection, is arranged on a side that is connected with the pipe breech face with tube head.The end face of tube head and pipe tail is provided with and the suitable groove of described projection simultaneously, and projection closely cooperates with groove.It is reliable and stable that this technological scheme has guaranteed that annular end cap and tube head are connected with the pipe breech face, guarantee simultaneously annular end cap 51 with propagation of pressure to metal layer 4.Further, on tube head, the pipe breech face and on the annular end cap internal surface primary and secondary fastener can be set, mutual snapping.
Embodiment four
Fig. 5 is the structural representation of the utility model band groove annular end cap.As shown in Figure 5, the annular end cap 51 of present embodiment has groove, is arranged on a side that is connected with the pipe breech face with tube head.The end face of tube head and pipe tail is provided with and the suitable projection of described groove simultaneously, and projection closely cooperates with groove.It is reliable and stablize that this technological scheme has guaranteed that annular end cap and tube head be connected with the pipe breech face.Further, on tube head, the pipe breech face and on the annular end cap internal surface primary and secondary fastener can be set, mutual snapping.
Embodiment five
Fig. 6 is the structural representation of the utility model annular cover.As shown in Figure 6, the utility model reinforcing member 5 is annular nested structure, and annular end cap 51 is arranged on the end face of tube head and pipe tail, and annular cover 52 is arranged on the outer surface of tube head and pipe tail, forms tube head and pipe tail integral protective structure.Tube head and pipe tail are provided with little concave station 21 near the outer surface of end face, annular cover 52 is arranged on the little concave station 21, little concave station 21 is provided with little groove 22, in the little groove 22 built-in metal spare 6 is set, annular cover 52 is fixed together with built-in metal spare 6, makes reinforcing member 5 and tube head and pipe caudal knot integrator.
Obviously, embodiment one both can individualism to embodiment five technological scheme, also can be combined into new technological scheme mutually, was not giving unnecessary details here.
Should be noted that at last above embodiment only is not intended to limit in order to the explanation the technical solution of the utility model; Although with reference to preferred embodiment the utility model is had been described in detail, those of ordinary skill in the field are to be understood that: still can make amendment or the part technical characteristics is equal to replacement embodiment of the present utility model; And not breaking away from the spirit of technical solutions of the utility model, it all should be encompassed in the middle of the technological scheme scope that the utility model asks for protection.
Claims (10)
1, a kind of glass fiber reinforced steel push pipe with sand, comprise tube head, pipe shaft and pipe tail, described pipe shaft is matrix with the resin, with the glass fibre is layers of reinforcement, is packing layer with silica sand or calcium carbonate, it is characterized in that, described tube head and pipe tail are matrix with the resin, with the glass fibre is layers of reinforcement, is reinforced layer with the metal layer, and its end face also is provided with the reinforcing member affixed with described metal layer.
2, glass fiber reinforced steel push pipe with sand as claimed in claim 1 is characterized in that, described reinforcing member is an annular end cap, and described annular end cap is fastened on tube head and pipe tail end, covers the cross section of tube head and pipe tail end.
3, glass fiber reinforced steel push pipe with sand as claimed in claim 2 is characterized in that, described annular end cap inner surface is provided with protruding part, and the end of tube head and pipe tail is provided with and the suitable groove of described protruding part.
4, glass fiber reinforced steel push pipe with sand as claimed in claim 2 is characterized in that, described annular end cap inner surface is provided with groove, and the end of described tube head and pipe tail is provided with and the suitable protruding part of described groove.
As claim 2,3 or 4 described glass fiber reinforced steel push pipe with sand, it is characterized in that 5, the end of the inner surface of described annular end cap and tube head, pipe tail is provided with the primary and secondary fastener that can be connected.
6, glass fiber reinforced steel push pipe with sand as claimed in claim 1, it is characterized in that, described reinforcing member is made of annular end cap and annular cover, described annular end cap and described metal layer are affixed, be fastened on tube head and pipe tail end, cover the cross section of tube head and pipe tail end, described annular is set on tube head, the pipe rear.
7, glass fiber reinforced steel push pipe with sand as claimed in claim 6 is characterized in that, described tube head and pipe tail are provided with little concave station near the outer surface of end face, and described annular is set on the described little concave station.
8, glass fiber reinforced steel push pipe with sand as claimed in claim 7 is characterized in that, described little concave station is provided with little groove, in the described little groove built-in metal spare is set, and described annular cover is affixed with described built-in metal spare.
9, glass fiber reinforced steel push pipe with sand as claimed in claim 6 is characterized in that, the end of the inner surface of described annular end cap and tube head, pipe tail is provided with the primary and secondary fastener that can be connected.
10, glass fiber reinforced steel push pipe with sand as claimed in claim 1 is characterized in that, described metal layer is a stiffening ring, is arranged on continuously on tube head, pipe shaft and the pipe tail along coaxial being arranged on tube head, the pipe rear or along tube wall is coaxial of tube wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520128785 CN2872033Y (en) | 2005-12-31 | 2005-12-31 | Glass fibre reinforced plastic sanding top tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520128785 CN2872033Y (en) | 2005-12-31 | 2005-12-31 | Glass fibre reinforced plastic sanding top tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2872033Y true CN2872033Y (en) | 2007-02-21 |
Family
ID=37740380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520128785 Expired - Fee Related CN2872033Y (en) | 2005-12-31 | 2005-12-31 | Glass fibre reinforced plastic sanding top tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2872033Y (en) |
-
2005
- 2005-12-31 CN CN 200520128785 patent/CN2872033Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070221 Termination date: 20131231 |