CN200974968Y - Burl-connection type bamboo-muscle pipe pile - Google Patents
Burl-connection type bamboo-muscle pipe pile Download PDFInfo
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- CN200974968Y CN200974968Y CN 200620107743 CN200620107743U CN200974968Y CN 200974968 Y CN200974968 Y CN 200974968Y CN 200620107743 CN200620107743 CN 200620107743 CN 200620107743 U CN200620107743 U CN 200620107743U CN 200974968 Y CN200974968 Y CN 200974968Y
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- convex tendon
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- pile tube
- tubular pile
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Abstract
A bamboo reinforcement tubular pile of a continuous section mode of the utility model relates to a concrete tubular pile used wholly by a construction base project, comprising a pile body and an annular convex rib arranged on the outside wall of the pile body with an interval. The angle alpha between a front slop of the raised annular convex ribs and a pile body surface is between 175 degrees and 90 degrees and the angle beta between a back slope and the pile body surface is between 90 degrees to 175 degrees. One or two or a plurality of raised convex ribs are arranged lengthways among a plurality of annular convex ribs arranged on the wall of the pile body with the interval to form a whole structure with the raised annular convex ribs. The utility model is characterized in that the utility model can not only enlarge the effective support area largely for the whole tubular pile and greatly advance the carrying capacity of the tubular pile. The carrying capacity of the tubular pile of phi 400 mm is equal to the carrying capacity of the tubular pile of phi 500 mm and the production cost is reduced largely, which satisfies the intension needed by the loss of an internal stress in the tubular pile. The harm to the tubular pile caused by the internal stress in the tubular pile is avoided and the shaped tubular pile quality can be ensured, the demoulding being also convenient.
Description
Technical field:
The utility model relates to a kind of building foundation engineering concrete special pile tube, belongs to concrete tubular pile and makes the field.
Background technology:
Notice of authorization CN2611433Y, title " pretensioning prestressed concrete abnormity pile tube ", this abnormity pile tube comprises the stake body that extends vertically, be provided with reinforcing rib in the stake body, be provided with the ring projection that radially becomes big at intervals on the stake body, the stake body between the ring projection is cylindrical.Its weak point: because the end of this abnormity pile tube is less than the diameter between its ring projection, therefore not only its loaded area is little, and bearing capacity is big; The 2nd, because the wall of special-shaped pile tube lacks vertical convex tendon, therefore resistance to compression, the flexural strength of whole pile tube are low, anti-shearing force is poor, make easily to cause pile tube to rupture by the waist in the follow-up construction of pile tube after piling and piling or phenomenon such as fracture; The 3rd, though the part of ring projection has increased the entire area of pile tube, but the increase deficiency of this area remedies the cost of production that ring lug boss branch produces, two difficulties that the carrying specification of pile tube are in whether go up, descend are wherein up leaned on (substituting large-diameter tubular pile), and then bearing capacity is not enough; Up do not lean on, though bearing capacity has surpassed the standard of its setting, waste one's talent on a petty job, make building costs increase considerably, the owner is reluctant to adopt.
Summary of the invention:
Purpose of design: avoid the weak point in the background technology, the one, protruding ring-type convex tendon is set in the one or both ends of pile tube, by increasing the pressure-bearing Area of bearing of pile tube end face, reach the purpose that improves the pile tube bearing pressure; The 2nd, with being located at interval between the ring-type convex tendon of a plurality of projectioies on the pile tube wall vertical convex tendon is set, the ring-type convex tendon that makes projection with vertically form overall structure between convex tendon, resistance to compression, bending resistance, the shear resistance of raising pile tube; The 2nd, by qualification to ring-type on the pile tube tube wall and bottom, vertical raised ribs cross section and pile tube wall angle, make the ring-type convex tendon of the tube wall of pile tube and projection and vertically form internal stress buffering fade zone between convex tendon, make the pile tube internal stress after the shaping can be in the release that obtains between formed buffering fade zone between raised ribs and pile tube wall progressively, avoid the crack that produced between pile tube wall and convex tendon joint portion and conveniently stripped, guarantee the forming quality of vertical ring bar shape tubular pile.
Design scheme: to achieve these goals, the application is on the basis of existing special-shaped pile tube: 1, the pile body one or both ends are provided with the ring-type convex tendon of projection, are one of features of the application.The purpose that the pile body one or both ends are provided with the ring-type convex tendon of projection is: because the size of the bearing capacity of pile tube depends on two parameters, one is the size of pile tube end face, one is the size of tubular pile body area, the bearing capacity of pile tube end face account for whole pile tube bearing capacity about 35%, the bearing capacity of tubular pile body area accounts for about 65% of whole pile tube.Therefore the application increases the area of pile tube end face, just equals to have increased the bearing capacity of pile tube, and this is an one, also is that background technology institute is unsolved.2, be located at interval at the design of the vertical convex tendon that vertically is provided with or 2 or many projectioies between the ring-type convex tendon of a plurality of projectioies on the pile tube wall, be the application feature two.Vertically the purpose of convex tendon design is: the one, because the friction (support force) that tubular pile body and underground produced accounts for about 65% of whole pile tube bearing capacity, and the design of the vertical convex tendon of the application, can increase the effective area of tubular pile body significantly, thereby reach the purpose that increases the pile tube bearing capacity significantly; The 2nd, the overall structure that vertical convex tendon and ring-type convex tendon form, resistance to compression, bending resistance, the shear resistance of whole pile tube have fundamentally been improved, make pile tube in the follow-up construction of lifting, transportation, piling and piling, can fundamentally solve the pile tube breakage that causes inadequately owing to resistance to compression, bending resistance, shear resistance, and owing to the damaged piling that causes etc. is remedied construction, guarantee shaping, transportation and the construction safety of pile tube, the more important thing is: the global design of this vertical ring convex tendon can be satisfied the required intensity of pile tube internal stress self disappearance effectively, guarantees that pile tube is not impaired.3, the pile tube wall be positioned on the pile tube wall the go to the bottom design of angle of vertical ring convex tendon cross section, be the application feature three.The go to the bottom purpose of design of angle of pile tube wall and vertical ring convex tendon cross section is: because prestressed concrete pipe pile is when being shaped, the rod iron that is positioned at concrete tubular pile must be haled extension, and the prestressed concrete pipe pile that is positioned at concrete tubular pile shaping steel die cover is after making forming pile, there is huge internal stress in the pile tube inside that is positioned at shaping steel die, this internal stress acts directly on the pile tube, owing to be provided with certain included angle between vertical ring convex tendon and tubular pile body face, the inclined-plane that this angle is produced the both sides (cross section is two trapezoidal waists) of vertical ring convex tendon can satisfy the required intensity of pile tube internal stress disappearance, guarantee in the process of pile tube internal stress disappearance, can not produce counter productive, fundamentally solve the pile tube problem of cracks that the pile tube internal stress is caused pile tube itself.Its technical scheme: Lian Jieshi bamboo reinforcement pile tube, it comprises pile body (8), the outer wall of pile body (8) is interval with the ring-type convex tendon (5) of projection, ring-type convex tendon (5) forward and backward domatic (4,6) and pile body face (3) the angle α of projection is 90～179 degree, is located at interval at vertical convex tendon (7) of vertically being provided with one or 2 or many projectioies between the ring-type convex tendon (5) of a plurality of projectioies on the pile tube wall and is overall structure with the ring-type convex tendon (5) of projection.
The utility model is compared with background technology, the one, the design of vertical or 2 or many convex tendons between the ring-type convex tendon of multi-turn projection on the pile tube outer wall, not only enlarge effective Area of bearing of whole pile tube effectively, and improved the supporting capacity of pile tube significantly, its φ 400mm pile tube bearing capacity is equivalent to the bearing capacity of φ 500mm pile tube, greatly reduce cost of production, satisfied the required intensity of pile tube internal stress disappearance simultaneously, avoided of the infringement of pile tube internal stress pile tube; The 2nd, be positioned at the vertical design that encircles convex tendon cross section bottom hypotenuse and pile tube face angle on the pile tube wall, not only make the pile tube wall and the joint portion of vertical ring convex tendon form a buffer area, and this buffer area can satisfy the required intensity of pile tube internal stress disappearance, avoided of the damage of pile tube internal stress to pile tube, pile tube quality after guaranteeing to be shaped, and can be conveniently stripped.
Description of drawings:
Fig. 1 is the structural representation that two ends have the Lian Jieshi bamboo reinforcement pile tube of ring-type convex tendon.
Fig. 2 is the structural representation that an end has the Lian Jieshi bamboo reinforcement pile tube of ring-type convex tendon.
Fig. 3 is an A-A sectional structure schematic diagram among Fig. 2.
The specific embodiment:
Embodiment 1: with reference to attached Fig. 1 and 2.Vertical ring bar shape tubular pile, it comprises pile body 8, the outer wall of pile body 8 is interval with the ring-type convex tendon 5 of projection and adopts the punching block cover can make moulding by existing pile tube manufacture craft.Ring-type convex tendon 5 front and back, domatic 4 and 6 (both sides, ring-type convex tendon cross section or two waists) of projection are that 179～90 degree (that is to say with pile body face 3 (almost plane) angle α, the ring-type convex tendon 5 forward and backward domatic 4 of projection and 6 and pile body face 3 angle α can in 179～90 degree scopes, choose and comprise end value wantonly), 5 of ring-type convex tendons that are located at interval at a plurality of projectioies on the pile tube wall vertically are provided with vertical convex tendon 7 of or 2 or many projectioies and are overall structure with the ring-type convex tendon 5 of projection.Article one, or the height of 2 or many convex tendons 7 identical with the height of ring-type convex tendon 5 of projection, that the longitudinal shape cross section is is trapezoidal (vertically both sides, convex tendon cross section or two waists) and go up handle big (end is meant that greatly to be the part of one big with the pile tube wall), vertically convex tendon 7 is vertical longitudinal rib or irregular longitudinal rib, and vertically convex tendon 7 end faces (it is trapezoidal that the cross section is) both sides or two waists, one side are 90～175 degree with stake 3 (almost plane) angle α.The vertical height that the ring-type convex tendon 5 of projection and pile body face are 3 is 2～40cm, that is to say, the vertical height that the ring-type convex tendon 5 of projection and pile body face are 3 is being can choose and comprise end value wantonly in 2～40cm scope.
Vertically convex tendon 7 is vertical longitudinal rib or does not advise the side longitudinal rib, and vertically side in the both sides, convex tendon 7 cross section and pile body face 3 angles are 90～179 degree, and vertically end value can be chosen and comprise in the inclined-plane 2 in convex tendon cross section with pile body face 3 angle α wantonly in 179～90 degree scopes.
Embodiment 1: on the basis of embodiment 1, protruding ring-type convex tendon 5 forward and backward domatic 4 and 6 (cross section is the waist in trapezoidal and two waists) are 179 degree with pile body face 3 angle α, and the vertical height that the ring-type convex tendon 5 of projection and pile body face are 3 is 179 degree at inclined-plane 2 (cross section is two waists in trapezoidal and two waists) and pile body face 3 angle α for 40cm, vertical convex tendon.
Embodiment 2: on the basis of embodiment 1, protruding ring-type convex tendon 5 forward and backward domatic 4 and 6 (cross section is the waist in trapezoidal and two waists) are 90 degree with pile body face 3 angle α, and the vertical height that the ring-type convex tendon 5 of projection and pile body face are 3 is 9 degree at inclined-plane 2 (cross section is two waists in trapezoidal and two waists) and pile body face 3 angle α for 2cm, vertical convex tendon.
Embodiment 3: on the basis of embodiment 1, protruding ring-type convex tendon 5 forward and backward domatic 4 and 6 (cross section is the waist in trapezoidal and two waists) are 165 degree with pile body face 3 angle α, and the vertical height that the ring-type convex tendon 5 of projection and pile body face are 3 is 120 degree at inclined-plane 2 (cross section is two waists in trapezoidal and two waists) and pile body face 3 angle α for 20cm, vertical convex tendon.
Embodiment 4: on the basis of embodiment 1, protruding ring-type convex tendon 5 forward and backward domatic 4 and 6 (cross section is the waist in trapezoidal and two waists) are 135 degree with pile body face 3 angle α, and the vertical height that the ring-type convex tendon 5 of projection and pile body face are 3 is 125 degree at inclined-plane 2 (cross section is two waists in trapezoidal and two waists) and pile body face 3 angle α for 30cm, vertical convex tendon.
Embodiment 5: on the basis of embodiment 1, protruding ring-type convex tendon 5 forward and backward domatic 4 and 6 (cross section is the waist in trapezoidal and two waists) are 135 degree with pile body face 3 angle α, and the vertical height that the ring-type convex tendon 5 of projection and pile body face are 3 is 135 degree at inclined-plane 2 (cross section is two waists in trapezoidal and two waists) and pile body face 3 angle α for 10cm, vertical convex tendon.
The end face of pile tube cylindrical or square or hexagon or octagon or triangle or I-shaped or prismatic.
What need understand is: though the foregoing description is to the utility model detailed explanation of contrasting; but these explanations are just to simple declaration of the present utility model; rather than to restriction of the present utility model; any innovation and creation that do not exceed in the utility model connotation all fall in the protection domain of the present utility model.
Claims (6)
1, a kind of Lian Jieshi bamboo reinforcement pile tube, it comprises pile body (8), the outer wall of pile body (8) is interval with the ring-type convex tendon (5) of projection, it is characterized in that: ring-type convex tendon (5) forward and backward domatic (4,6) and pile body face (3) the angle α of projection is 90～179 degree, is located at interval at vertical convex tendon (7) of vertically being provided with one or 2 or many projectioies between the ring-type convex tendon (5) of a plurality of projectioies on the pile tube wall and is overall structure with the ring-type convex tendon (5) of projection.
2, Lian Jieshi bamboo reinforcement pile tube according to claim 1 is characterized in that: the ring-type convex tendon (5) of projection and the vertical height between pile body face (3) are 2～40cm.
3, Lian Jieshi bamboo reinforcement pile tube according to claim 1 is characterized in that: pile body (8) one or both ends are provided with the ring-type convex tendon (1) of projection, and the inclined-plane (2) in ring-type convex tendon (1) cross section of projection is 179～90 degree with pile body face (3) angle α.
4, Lian Jieshi bamboo reinforcement pile tube according to claim 1 is characterized in that: vertically convex tendon (7) is vertical longitudinal rib or irregular longitudinal rib.
5, Lian Jieshi bamboo reinforcement pile tube according to claim 4 is characterized in that: vertically side in convex tendon (7) both sides, cross section and pile body face (3) angle are 90～179 degree.
6, Lian Jieshi bamboo reinforcement pile tube according to claim 1 is characterized in that: the end face of pile tube cylindrical or square or hexagon or octagon or triangle or I-shaped or prismatic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620107743 CN200974968Y (en) | 2006-09-15 | 2006-09-15 | Burl-connection type bamboo-muscle pipe pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620107743 CN200974968Y (en) | 2006-09-15 | 2006-09-15 | Burl-connection type bamboo-muscle pipe pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200974968Y true CN200974968Y (en) | 2007-11-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620107743 Expired - Fee Related CN200974968Y (en) | 2006-09-15 | 2006-09-15 | Burl-connection type bamboo-muscle pipe pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200974968Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102852139A (en) * | 2012-09-26 | 2013-01-02 | 句容长江建材有限公司 | Special-shaped high bearing capacity concrete pile and production method thereof |
| CN107700480A (en) * | 2017-11-21 | 2018-02-16 | 中淳高科桩业股份有限公司 | A kind of concrete-pile suitable for basement process |
-
2006
- 2006-09-15 CN CN 200620107743 patent/CN200974968Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102852139A (en) * | 2012-09-26 | 2013-01-02 | 句容长江建材有限公司 | Special-shaped high bearing capacity concrete pile and production method thereof |
| CN107700480A (en) * | 2017-11-21 | 2018-02-16 | 中淳高科桩业股份有限公司 | A kind of concrete-pile suitable for basement process |
| CN107700480B (en) * | 2017-11-21 | 2023-08-18 | 宁波中淳高科股份有限公司 | Concrete pile suitable for foundation treatment |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |