CN2864281Y - Push bench sleeve of glass-fiber reinforced plastic sandwiched with sand - Google Patents
Push bench sleeve of glass-fiber reinforced plastic sandwiched with sand Download PDFInfo
- Publication number
- CN2864281Y CN2864281Y CN 200520128780 CN200520128780U CN2864281Y CN 2864281 Y CN2864281 Y CN 2864281Y CN 200520128780 CN200520128780 CN 200520128780 CN 200520128780 U CN200520128780 U CN 200520128780U CN 2864281 Y CN2864281 Y CN 2864281Y
- Authority
- CN
- China
- Prior art keywords
- fiber reinforced
- glass fiber
- sand
- pipe
- push pipe
- Prior art date
- 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
Links
Images
Landscapes
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The utility model relates to a sand inclusion glass fiber reinforced plastics ceiling coil set, including the first sand inclusion glass fiber reinforced plastics ceiling coil and the second sand inclusion glass fiber reinforced plastics ceiling coil. The first sand inclusion glass fiber reinforced plastics ceiling coil and the second sand inclusion glass fiber reinforced plastics ceiling coil comprise of the pipe head, pipe body and pipe tail. The pipe body takes resin as the basal body, the glass fiber reinforced plastics as the reinforced material layer, the quartz sand or calcium carbonate as the filler layer; the pipe head and pipe tail take resin as the basal body and the glass fiber reinforced plastics as the reinforced material layer. The ends of the pipe head and pipe tail of the first sand inclusion glass fiber reinforced plastics ceiling coil has the extruding sphenoid structure; The ends of the pipe head and pipe tail of the second sand inclusion glass fiber reinforced plastics ceiling coil has the concave sphenoid structure. The first and second sand inclusion glass fiber reinforced plastics ceiling coils connect with each other via the interconnection of the extruding and concave sphenoid structure. With the sphenoid connection, the steel ringer for the existing glass fiber reinforced plastics ceiling coil can be left out, which reduces the production cost, facilitates the project engineering and greatly improves the sealing performance of the structure.
Description
Technical field
The utility model relates to a kind of glass fiber reinforced steel push pipe with sand external member, and the pipe end that particularly a kind of municipal pipeline engineering is used is the glass fiber reinforced steel push pipe with sand external member of wedge shape.
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 auxilliary again backfill gets final product, 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.
In order to interconnect, existing push pipe is provided with concave station at its two ends, is provided with steel collar in concave station, by steel collar two adjacent push pipes is connected.One of problem that this ways of connecting exists is to need extra steel collar, increases cost.Two of problem is owing to can not guarantee in the push pipe production process that the outside dimension of tube head and pipe tail is in full accord; big slit appears in regular meeting between the outer wall of the collar and tube head pipe tail; even the seal ring that adopts seals, what still be difficult to avoid fully liquid in the push pipe passes through the slit to the push pipe external leakage.
The model utility content
Main purpose of the present utility model is that the existing glass fibre reinforced plastics push pipe of solution adopts steel collar to connect the cost height of existence and the problem of sealing difference.
To achieve these goals, the utility model provides a kind of glass fiber reinforced steel push pipe with sand external member, comprise first glass fiber reinforced steel push pipe with sand and second glass fiber reinforced steel push pipe with sand, first and second glass fiber reinforced steel push pipe with sand comprise tube head, pipe shaft and pipe tail, pipe shaft is matrix with the resin, with the glass fibre is layers of reinforcement, with silica sand or calcium carbonate is packing layer, tube head and pipe tail are matrix with the resin, with the glass fibre is layers of reinforcement, the tube head of described first glass fiber reinforced steel push pipe with sand and pipe tail end are the evagination wedge-shaped structure, the tube head of described second glass fiber reinforced steel push pipe with sand and pipe tail end are the indent wedge-shaped structure, can be fitted and connected mutually by described evagination wedge-shaped structure and indent wedge-shaped structure between described first and second glass fiber reinforced steel push pipe with sand.
In order further to increase sealing and the wedge-shaped structure intensity that connects between wedge-shaped structure, the reinforcement metal layer can be sticked on the inclined-plane of described tube head and/or pipe tail end wedge-shaped structure.In order to increase the intensity on described tube head and/or pipe tail end wedge-shaped structure top, can metal end be set on this top, this metal end also can be provided with the tenon spare that stretches to tube wall, to strengthen combining of metal end and push pipe end.The metal end that reinforcement metal layer that described inclined-plane is provided with and described top the are provided with structure that is formed in one is conveniently to process and to gain in strength.Described reinforcement metal layer is a sheet metal, preferably is provided with the sheet metal of a plurality of through holes.Be provided with plucking or teeth groove structure towards the surface of tube wall at this sheet metal, form rough and uneven in surface surface, with the adhesive strength of increase and resin and glass fibre.In order further to increase the sealing that connects between push pipe, be provided with the one or more grooves that are used for sheathed rubber seal on the inclined-plane of described wedge-shaped structure.Described rubber seal can be wedge type rubber seal or ellipse hydro-expansive rubber seal ring.In addition, described wedge-shaped structure also can be provided with the one or more injected holes that are used for the slip casting drag reduction.
From the above, the advantage of the utility model glass fiber reinforced steel push pipe with sand external member is:
1, saved steel collar;
2, the pipe end by wedge shape interconnects between push pipe, and sealability is improved greatly;
3, the metal layer that is provided with of wedge-shaped structure has increased pipe end intensity greatly.
Below in conjunction with accompanying drawing the utility model is done detailed description further.
Description of drawings
Fig. 1 is the utility model glass fiber reinforced steel push pipe with sand external member first glass fiber reinforced steel push pipe with sand section of structure.
Fig. 2 is the utility model glass fiber reinforced steel push pipe with sand external member second glass fiber reinforced steel push pipe with sand section of structure.
Fig. 3 is the utility model first and second glass fiber reinforced steel push pipe with sand connection diagrams.
Fig. 4 is the wedge-shaped structure sectional drawing that the utility model inclined-plane is provided with the reinforcement metal layer.
Fig. 5 is that the utility model inclined-plane is provided with the wedge-shaped structure sectional drawing that reinforcement metal layer and top are provided with metal end.
Fig. 6 is the utility model tool tenon spare metal end schematic representation.
Fig. 7 a, 7b are the structural representation of the utility model reinforcement metal layer.
Fig. 8 is a glass fiber reinforced steel push pipe with sand groove schematic representation of the present utility model.
Fig. 9 is a tool fluted glass steel push pipe with sand connection diagram of the present utility model.
Embodiment
Referring to Fig. 1, be the utility model glass fiber reinforced steel push pipe with sand external member first glass fiber reinforced steel push pipe with sand A section of structure, this first glass fiber reinforced steel push pipe with sand A comprises tube head 1, pipe shaft 2 and pipe tail 3, pipe shaft 2 is a matrix with the resin, with the glass fibre is layers of reinforcement 4, is packing layer 5 with silica sand or calcium carbonate, and tube head 1 and pipe tail 3 are matrix with the resin, with the glass fibre is layers of reinforcement 4, and tube head 1 and pipe tail 3 ends are the evagination wedge-shaped structure.Fig. 2 is the utility model glass fiber reinforced steel push pipe with sand external member second glass fiber reinforced steel push pipe with sand B section of structure.The difference of this second glass fiber reinforced steel push pipe with sand B and the first glass fiber reinforced steel push pipe with sand A is that its tube head 1 and pipe tail 3 ends are the indent wedge-shaped structure, and described evagination wedge-shaped structure can fit tightly with the indent wedge-shaped structure and be connected.The external diameter that is dimensioned to pipe end after push pipe connects of this wedge-shaped structure and the external diameter and the internal diameter of internal diameter and pipe shaft are consistent.By the continuously mutual socket (see figure 3) of described evagination wedge-shaped structure and indent wedge-shaped structure, having saved existing glass fiber reinforced steel push pipe with sand must not obsolete steel collar during construction.Because the employing wedge shape connects, identical even tube head of the present utility model and pipe tail size when producing can not guarantee, the slit, joint also obviously reduces than collar connection between push pipe, thereby sealability also strengthens greatly.Wherein packing layer 5 can be provided with one or more layers according to project situation, or different thickness is set.In the jack-in process, axial force is mainly by the top 8 of back push pipe and the surface of contact transmission (referring to Fig. 8 and Fig. 9) of the facade 9 of its front push pipe during construction.
In order further to increase sealing and the wedge-shaped structure intensity between glass fiber reinforced steel push pipe with sand, can be provided with reinforcement metal layer 6 on the inclined-plane of evagination wedge-shaped structure and/or indent wedge-shaped structure, as shown in Figure 4.In order to increase the intensity of surface of contact in the glass fiber reinforced steel push pipe with sand jack-in process, can be on the top 8 metal end be set as Fig. 5.This metal end also can be provided with the tenon spare 11 that stretches to tube wall, to strengthen combining of metal end and push pipe end, as shown in Figure 6.Processing for convenience and increase wedge-shaped structure intensity, metal shielding 6 and the metal end structure that is formed in one.In order further to increase the intensity of surface of contact in the glass fiber reinforced steel push pipe with sand jack-in process, can the reinforcement metal layer also be set at facade 9.The structure of the reinforcement metal layer 6 that the utility model adopts is a sheet metal, preferably is provided with the sheet metal of a plurality of through holes, respectively shown in Fig. 7 a, 7b.In order to increase combining of other composition in metal shielding and the push pipe, on the surface towards tube wall of sheet metal plucking or teeth groove structure can be set, to form scraggly surface.The preferred steel material of metal shielding wherein.
See Fig. 8 and Fig. 9, the sealing when connecting between push pipe in order further to increase is provided with the one or more grooves 7 that are used for sheathed rubber seal 10 on the inclined-plane of convex or concave wedge-shaped structure.Rubber seal 10 can adopt wedge type rubber seal or ellipse hydro-expansive rubber seal ring.When the utility model two glass fiber reinforced steel push pipe with sand A, B connect, elder generation's sheathed rubber seal 10 in groove 7, seal slit between tube head pipe tail by interconnective tube head pipe tail wedge-shaped structure inclined-plane face compressing rubber seal 10 then, prevent leaking outside of liquid in the push pipe.In order to reduce outer wall in the push pipe jack-in process and the surface friction drag between the soil horizon, can in described wedge-shaped structure, be provided with the one or more injected hole (not shown)s that are used for the slip casting drag reduction.
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 external member, comprise first glass fiber reinforced steel push pipe with sand and second glass fiber reinforced steel push pipe with sand, first and second glass fiber reinforced steel push pipe with sand comprise tube head, pipe shaft and pipe tail, pipe shaft is matrix with the resin, with the glass fibre is layers of reinforcement, with silica sand or calcium carbonate is packing layer, tube head and pipe tail are matrix with the resin, with the glass fibre is layers of reinforcement, it is characterized in that: the tube head of described first glass fiber reinforced steel push pipe with sand and pipe tail end are the evagination wedge-shaped structure, the tube head of described second glass fiber reinforced steel push pipe with sand and pipe tail end are the indent wedge-shaped structure, can be fitted and connected mutually by described evagination wedge-shaped structure and indent wedge-shaped structure between described first and second glass fiber reinforced steel push pipe with sand.
2, glass fiber reinforced steel push pipe with sand external member according to claim 1 is characterized in that: the inclined-plane of described evagination wedge-shaped structure and/or the indent wedge-shaped structure reinforcement metal layer that has been sticked.
3, glass fiber reinforced steel push pipe with sand external member according to claim 2 is characterized in that: the top of described evagination wedge-shaped structure and/or indent wedge-shaped structure also is provided with metal end.
4, glass fiber reinforced steel push pipe with sand external member according to claim 3, it is characterized in that: described metal end is provided with the tenon spare that stretches to tube wall.
5, glass fiber reinforced steel push pipe with sand external member according to claim 3 is characterized in that: described reinforcement metal layer and the metal end structure that is formed in one.
6, according to claim 2 or 3 described glass fiber reinforced steel push pipe with sand external members, it is characterized in that: described reinforcement metal layer is a sheet metal.
7, glass fiber reinforced steel push pipe with sand external member according to claim 6 is characterized in that: described sheet metal is the sheet metal that is provided with a plurality of through holes.
8, glass fiber reinforced steel push pipe with sand external member according to claim 6 is characterized in that: described sheet metal has plucking or teeth groove structure towards the surface of tube wall.
9, according to each described glass fiber reinforced steel push pipe with sand external member of claim 1-5, it is characterized in that: the inclined-plane of described evagination wedge-shaped structure and/or indent wedge-shaped structure is provided with the one or more grooves that are used for sheathed sealing rubber ring.
10, according to each described glass fiber reinforced steel push pipe with sand external member of claim 1-5, it is characterized in that: described evagination wedge-shaped structure and/or indent wedge-shaped structure are provided with the one or more injected holes that are used for the slip casting drag reduction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520128780 CN2864281Y (en) | 2005-12-31 | 2005-12-31 | Push bench sleeve of glass-fiber reinforced plastic sandwiched with sand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520128780 CN2864281Y (en) | 2005-12-31 | 2005-12-31 | Push bench sleeve of glass-fiber reinforced plastic sandwiched with sand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2864281Y true CN2864281Y (en) | 2007-01-31 |
Family
ID=37676732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520128780 Expired - Fee Related CN2864281Y (en) | 2005-12-31 | 2005-12-31 | Push bench sleeve of glass-fiber reinforced plastic sandwiched with sand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2864281Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111366468A (en) * | 2020-02-19 | 2020-07-03 | 中国铁路设计集团有限公司 | Side pressure electrical measurement test system and test method |
-
2005
- 2005-12-31 CN CN 200520128780 patent/CN2864281Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111366468A (en) * | 2020-02-19 | 2020-07-03 | 中国铁路设计集团有限公司 | Side pressure electrical measurement test system and test method |
| CN111366468B (en) * | 2020-02-19 | 2021-06-08 | 中国铁路设计集团有限公司 | Side pressure electrical measurement test system and test method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100520140C (en) | Fiberglass sand inclusion pipe with axial direction fibre and manufacturing method | |
| CN2864281Y (en) | Push bench sleeve of glass-fiber reinforced plastic sandwiched with sand | |
| CN2864282Y (en) | Push bench of glass-fiber reinforced plastic sandwiched with sand | |
| CN207421547U (en) | A kind of continuous lod thermoplastic multiple tube with leakproofness connector | |
| CN100473884C (en) | Glass fibre reinforced plastic sand inclusion push-pipe | |
| CN2864284Y (en) | Push bench of glass-fiber reinforced plastic sandwiched with sand | |
| CN200968449Y (en) | Glass fiber reinforced steel sand inclusion pipe and jacking pipe with axial direction fiber | |
| CN1260503C (en) | Construction technology of relay jacking for glass fiber reinforced plastics sand-inclusion pipe-jacking and apparatus of device thereof | |
| CN1164883C (en) | Connection assembly for pipes | |
| CN1126892C (en) | Expansion shaped insertion-type steel tubes for both flexible and rigid joining and its manufacture technology | |
| CN2795603Y (en) | Glass fiber reinforced plastic sand-laden pipe jacking with glass fiber connection sleeve ring function | |
| CN2872032Y (en) | Glass fibre reinforced plastic sanding top tube | |
| CN2869527Y (en) | Glass-fiber reinforced plastic sand-included pipe jacking | |
| CN200968448Y (en) | Glass fiber reinforced steel push pipe with sand | |
| CN2869528Y (en) | Glass-fiber reinforced plastic sand-included pipe jacking | |
| CN2864283Y (en) | Push bench of glass-fiber reinforced plastic sandwiched with sand | |
| CN2833295Y (en) | Equal diameter insertion type glass fiber reinforced plastic mortar pipe | |
| CN2791426Y (en) | Centrifugal casted glass-steel sli-casting type push pipe | |
| CN100417856C (en) | Pressure-resistant culvert pipe with small section and circumferential stress and preparation process thereof | |
| CN2688769Y (en) | Reinforced thermosetting resin sanding inclusing jacking pipe with fibre winding | |
| CN200975561Y (en) | Push bench of glass-fiber reinforced plastic sandwiched with sand | |
| CN2869526Y (en) | Double-path sealing fiber-wound-reiaforced thermal setting type resin-sand slurry-injection pipe jacking | |
| CN201851797U (en) | Centrifugal casting fiber reinforced composite push pipe | |
| CN2428664Y (en) | Push bench of glass-fiber reinforced plastic sandwiched with sand | |
| CN200982480Y (en) | Quick connection glass fibre reinforced plastic tube for mine and the quick adapter |
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: 20070131 Termination date: 20131231 |