CN215111027U - High-pressure-bearing fiber reinforced cement pipe - Google Patents
High-pressure-bearing fiber reinforced cement pipe Download PDFInfo
- Publication number
- CN215111027U CN215111027U CN202120664706.3U CN202120664706U CN215111027U CN 215111027 U CN215111027 U CN 215111027U CN 202120664706 U CN202120664706 U CN 202120664706U CN 215111027 U CN215111027 U CN 215111027U
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- Prior art keywords
- layer
- cement
- pipe
- layers
- fiber reinforced
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- Expired - Fee Related
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- 239000004568 cement Substances 0.000 title claims abstract description 81
- 239000000835 fiber Substances 0.000 title claims abstract description 42
- 239000010410 layer Substances 0.000 claims abstract description 93
- 238000007711 solidification Methods 0.000 claims abstract description 31
- 230000008023 solidification Effects 0.000 claims abstract description 31
- 230000015271 coagulation Effects 0.000 claims abstract description 15
- 238000005345 coagulation Methods 0.000 claims abstract description 15
- 239000011247 coating layer Substances 0.000 claims abstract description 12
- 238000000465 moulding Methods 0.000 claims abstract description 9
- 229920003023 plastic Polymers 0.000 claims description 27
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 6
- 230000000670 limiting effect Effects 0.000 description 3
- 229920002978 Vinylon Polymers 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 229920002457 flexible plastic Polymers 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The utility model discloses a high pressure-bearing fiber reinforced cement pipe, which comprises a pipe body, wherein the pipe body comprises a core pipe, the two sides of the core pipe are both connected with coating layers, each coating layer is formed by sequentially connecting a plurality of first cement solidification layers (1) and plant fiber layers (2), the first cement solidification layers (1) and the plant fiber layers (2) are arranged alternately along the radial direction, and the innermost layer and the outermost layer of each coating layer are the first cement solidification layers (1); the core pipe includes second cement coagulation layer (3), and the both sides of second cement coagulation layer (3) are equipped with soft net layer (4) of moulding respectively, and the first cement coagulation layer (1) is filled in the mesh of soft net layer (4) of moulding, and it has a plurality of external members (5) to mould to soft net layer (4) and go up to distribute, and first cement coagulation layer (1) and second cement coagulation layer (3) are connected respectively at the both ends of external member (5). The utility model has the characteristics of the pressure-bearing is effectual, the difficult cracked of pipe wall.
Description
Technical Field
The utility model relates to a plant fiber cement pipe, especially a high pressure-bearing fiber reinforced cement pipe.
Background
The plant fiber cement pipe is a reinforced fiber cement pipe which is made by taking high-strength pollution-free vinylon fibers as a plate material, adding high-strength high-friction vinylon, plant fibers and other raw materials, taking high-grade cement as a main raw material and rolling; and compared with the conventional cement pipe, the cement pipe has the characteristics of high strength, corrosion resistance, high temperature resistance, good heat dissipation and the like.
However, when the existing fiber cement pipes are installed, two fiber cement pipes need to be connected at the end parts by using a sleeve, and the sleeve and the fiber cement pipes are connected with each other through a socket structure; and the support positions of the two laid ends of the fiber cement pipe are larger than the middle position of the fiber cement pipe, namely the middle of the fiber cement pipe is in a state of being mutually free. On the other hand, although the fiber cement pipe can be buried in the gap through the sand after being laid, the bottom of the fiber cement pipe is relatively loose due to the blocking of the pipe body; and the pressure is concentrated at the middle position of the fiber cement pipe when the fiber cement pipe is pressed, and the external environment provides a high space for the bending fracture of the cement pipe, so that the possibility of deformation fracture of the fiber cement pipe is increased.
Therefore, the conventional plant fiber cement pipe has the problems of poor pressure bearing effect and easy breakage of the pipe wall.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a high pressure-bearing fiber reinforced cement pipe. The pipe has the characteristics of good pressure bearing effect and difficult breakage of the pipe wall.
The technical scheme of the utility model: the high-pressure-bearing fiber reinforced cement pipe comprises a pipe body, wherein the pipe body comprises a core pipe, coating layers are connected to two sides of the core pipe respectively, each coating layer is formed by sequentially connecting a plurality of first cement solidification layers and plant fiber layers, the first cement solidification layers and the plant fiber layers are arranged alternately in the radial direction, and the innermost layer and the outermost layer of each coating layer are first cement solidification layers; the core pipe comprises a second cement solidification layer, soft plastic grid layers are arranged on two sides of the second cement solidification layer respectively, a first cement solidification layer is filled in meshes of the soft plastic grid layers, a plurality of external members are distributed on the soft plastic grid layers, and two ends of each external member are connected with the first cement solidification layer and the second cement solidification layer respectively.
In the high-pressure-bearing fiber reinforced cement pipe, the soft plastic grid layer is woven by soft plastic wires or plastic-coated iron wires.
In the high-pressure-bearing fiber reinforced cement pipe, the sleeve is a metal sheet with a Z-shaped structure, and two ends of the sleeve are respectively sleeved on the inner side and the outer side of the flexible plastic filament and respectively extend into the first cement solidification layer and the second cement solidification layer.
In the high-pressure-bearing fiber reinforced cement pipe, two ends of the sleeve and the soft plastic wire are radially overlapped with each other.
In the high-pressure-bearing fiber reinforced cement pipe, the external members are arranged on the soft plastic grid layer in a prismatic mode, and the distance between every two adjacent external members is 200-500 mm.
Compared with the prior art, the utility model has the advantages that the soft plastic grid layer can protect the pipe body and disperse the stress through the core pipe formed by connecting the soft plastic grid layer and the second cement solidification layer, so that the stress in the middle of the pipe body can be dispersed to the whole pipe wall, and the bearing effect of the utility model is effectively improved; through the first cement solidification layer filled in the meshes of the soft plastic grid layer, the soft plastic grid layer can be utilized to play a role in strengthening and limiting the first cement solidification layer, so that the cracking of the first cement solidification layer in the axial direction of the pipe body is reduced, and the pressure-bearing effect of the utility model is further improved; through the restriction to the mounted position and the appearance structure of external member for can also be with the even transmission of pressure to soft net layer of moulding when the body is under pressure, only improve the atress degree of consistency of soft net layer of moulding, and then make soft net layer of moulding can stably realize the effect of its dispersion atress, further reduce the cracked possibility of pipe wall. Therefore, the utility model has the characteristics of the pressure-bearing is effectual, the difficult cracked of pipe wall.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is an enlarged view of the line A of FIG. 1;
figure 3 is a connecting structure diagram of the soft plastic mesh layer and the sleeve after being unfolded.
The labels in the figures are: 1-a first cement solidification layer, 2-a plant fiber layer, 3-a second cement solidification layer, 4-a soft plastic grid layer and 5-a kit.
Detailed Description
The following description is made with reference to the accompanying drawings and examples, but not to be construed as limiting the invention.
Examples are given. A high-pressure-bearing fiber reinforced cement pipe is shown in figure 1 and comprises a pipe body, wherein the pipe body comprises a core pipe, coating layers are connected to two sides of the core pipe, each coating layer is formed by sequentially connecting a plurality of first cement solidification layers 1 and plant fiber layers 2, the first cement solidification layers 1 and the plant fiber layers 2 are arranged alternately along the radial direction, and the innermost layer and the outermost layer of each coating layer are the first cement solidification layers 1; the core pipe includes second cement coagulation layer 3, and the both sides of second cement coagulation layer 3 are equipped with soft net layer 4 of moulding respectively, and the first cement coagulation layer 1 is filled in the mesh of soft net layer 4 of moulding, and it has a plurality of external members 5 to mould to soft net layer 4 and distribute, and first cement coagulation layer 1 and second cement coagulation layer 3 are connected respectively at the both ends of external member 5.
The soft plastic grid layer 4 is woven by soft plastic wires or plastic-coated iron wires.
The sleeve 5 is a metal sheet with a Z-shaped structure, and two ends of the sleeve 5 are respectively sleeved on the inner side and the outer side of the soft plastic wire and respectively extend into the first cement solidification layer 1 and the second cement solidification layer 3.
The two ends of the sleeve 5 are mutually overlapped with the soft plastic wires in the radial direction.
The external members 5 are arranged on the soft plastic grid layer 4 in a prismatic mode, and the distance between every two adjacent external members 5 in the length direction of the pipe body ranges from 200 mm to 500 mm.
The utility model discloses a theory of operation: the utility model discloses when using, after the body middle part is the atress pressure, can mould net layer 4 with pressure transmission to soft through external member 5, then mould net layer 4 through soft and transmit pressure to the core pipe is whole to effectively reduce the core pipe and concentrate the deformation fracture problem that the atress caused because of middle part position, improve the utility model discloses a pressure-bearing effect. The soft plastic grid layer 4 can also play a limiting effect on the first cement solidification layer 1 filled into the mesh hole, so that the cracking of the first cement solidification layer 1 in the mesh hole is relieved, and the integral structural strength and the pressure bearing capacity of the pipe body are further improved.
Claims (5)
1. The utility model provides a high pressure-bearing fiber reinforced cement pipe which characterized in that: the pipe comprises a pipe body, wherein the pipe body comprises a core pipe, coating layers are connected to two sides of the core pipe respectively, each coating layer is formed by sequentially connecting a plurality of first cement solidification layers (1) and plant fiber layers (2), the first cement solidification layers (1) and the plant fiber layers (2) are arranged alternately in the radial direction, and the innermost layer and the outermost layer of each coating layer are the first cement solidification layers (1); the core pipe includes second cement coagulation layer (3), and the both sides of second cement coagulation layer (3) are equipped with soft net layer (4) of moulding respectively, and the first cement coagulation layer (1) is filled in the mesh of soft net layer (4) of moulding, and it has a plurality of external members (5) to mould to soft net layer (4) and go up to distribute, and first cement coagulation layer (1) and second cement coagulation layer (3) are connected respectively at the both ends of external member (5).
2. The high pressure bearing fiber reinforced cement pipe as claimed in claim 1, wherein: the soft plastic grid layer (4) is woven by soft plastic wires or plastic-coated iron wires.
3. The high pressure bearing fiber reinforced cement pipe as claimed in claim 2, wherein: the external member (5) is a metal sheet with a Z-shaped structure, and two ends of the external member (5) are respectively sleeved on the inner side and the outer side of the soft plastic wire and respectively extend into the first cement solidification layer (1) and the second cement solidification layer (3).
4. The high pressure bearing fiber reinforced cement pipe as claimed in claim 3, wherein: the two ends of the sleeve (5) are mutually overlapped with the soft plastic wire in the radial direction.
5. The high pressure bearing fiber reinforced cement pipe as claimed in claim 1, wherein: the external members (5) are arranged on the soft plastic grid layer (4) in a prismatic mode, and the distance between every two adjacent external members (5) ranges from 200 mm to 500 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120664706.3U CN215111027U (en) | 2021-03-31 | 2021-03-31 | High-pressure-bearing fiber reinforced cement pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120664706.3U CN215111027U (en) | 2021-03-31 | 2021-03-31 | High-pressure-bearing fiber reinforced cement pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215111027U true CN215111027U (en) | 2021-12-10 |
Family
ID=79346524
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120664706.3U Expired - Fee Related CN215111027U (en) | 2021-03-31 | 2021-03-31 | High-pressure-bearing fiber reinforced cement pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215111027U (en) |
-
2021
- 2021-03-31 CN CN202120664706.3U patent/CN215111027U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20211210 |