CN211340762U - End plate and concrete pile with same - Google Patents
End plate and concrete pile with same Download PDFInfo
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- CN211340762U CN211340762U CN201921196269.6U CN201921196269U CN211340762U CN 211340762 U CN211340762 U CN 211340762U CN 201921196269 U CN201921196269 U CN 201921196269U CN 211340762 U CN211340762 U CN 211340762U
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Abstract
The utility model relates to an end plate, which comprises an end plate body (1), wherein the end surface of the end plate body (1) is provided with a plurality of longitudinally-penetrated lock rib holes (11) for connecting main ribs; the method is characterized in that: the middle part of the end plate body (1) is provided with a polygonal through hole (13) which longitudinally penetrates through, first workpiece slots (131) which transversely extend are formed in inner hole walls of all sides of the polygonal through hole (13), and each first workpiece slot (131) is linearly communicated with a workpiece insertion hole (12) which is transversely arranged in the end plate body (1) and penetrates out of the outer side wall of the first end plate body (1); the first work piece insertion groove (131) and the polygonal through hole (13) are formed by longitudinally cutting an extension section of each work piece insertion hole (12) located in the middle of the end plate body (1). The end plate can realize mechanical pile extension between concrete piles, has the advantages of convenient processing, high efficiency, low cost and great material saving, and makes industrial production possible. The utility model discloses still relate to a concrete pile.
Description
Technical Field
The utility model belongs to the technical field of the pile foundation engineering of all kinds of building structure systems, especially, relate to an end plate, have concrete pile, the processing method of end plate, the production method of pile and pile extension method of this end plate.
Background
The two ends of the pile body of the concrete pile are generally provided with end plates, the concrete pile can be divided into a tubular pile, a square pile, a T-shaped pile, an I-shaped pile and the like according to the difference of the cross section of the pile body of the concrete pile, and the end plates are mainly used for pile splicing, anchoring of a prestressed main reinforcement and tensioning of the prestressed reinforcement of a reinforcement cage in the process of manufacturing the concrete pile.
The pile splicing mode of the existing concrete piles is mostly realized by manually welding end plates, when the pile is spliced, the end plates of two adjacent concrete piles are jointed, and the end plates which are mutually jointed are welded together by welding. The biggest advantage of welding mode pile extension is that the cost is lower, but manual welding is easily influenced by human factor and weather, and welding quality is not stable enough, has the potential safety hazard, and the stake welding back needs natural cooling 8 ~ 10 minutes in addition, can continue the pile sinking, wastes a large amount of time, influences the efficiency of construction.
Therefore, the inventor has invented a mechanical pile splicing structure using concave-convex plates, such as a Chinese patent of invention with application number CN201210418614.2 (publication number CN103790156A) 'a square concave-convex plate mechanical pile splicing method for prefabricating a square pile' and a Chinese patent of invention with application number CN201210419254.8 (publication number CN103790157A) 'a circular concave-convex plate mechanical pile splicing method for prefabricating a tubular pile', which disclose a similar pile splicing structure, wherein the concave-convex plates and the end plates adopted in the pile splicing method are of an integrated structure, and the concave-convex plate component not only plays a role of connecting steel bars of the end plates, but also plays a role of splicing the pile.
The end plate can not be made of casting materials, the casting materials are not high in strength and easy to break, the end plate is generally made by rolling, the T-shaped end plate can only be machined in a milling mode, a high-thickness steel plate needs to be machined in the initial machining stage, the middle of the concave-shaped end plate is not perforated, the concave cavity can only be machined in the milling mode, milled materials are completely wasted, and machining time and material consumption are serious. The two end plates are complex to process, a boss needs to be milled on the T-shaped end plate, a first groove used for pile extension is milled on the periphery of the boss, a concave cavity needs to be milled on the concave end plate, a through hole is cut on the bottom surface of the concave cavity, a second groove used for pile extension needs to be milled on the inner peripheral wall of the concave cavity, and finally the shear-resistant hole is drilled. The process is very complicated and the efficiency is low. The processing cost and the material cost are high, and the feasibility of practical commercial application is basically not achieved in reality, so that the background patent is not applied to the present day.
Disclosure of Invention
The utility model aims to solve the technical problem that a mechanical type pile that connects between concrete pile and the stake is realized to above-mentioned prior art current situation and provide an end plate for concrete pile to this end plate, and this end plate has the advantage that processing is convenient efficient, with low costs, save material greatly, makes the industrialization volume produce possible.
The utility model provides a technical scheme that above-mentioned technical problem adopted does: an end plate comprises an end plate body, wherein a plurality of longitudinally penetrating lock rib holes for connecting main ribs are formed in the end surface of the end plate body; the method is characterized in that: the middle part of the end plate body is provided with a longitudinally-penetrated polygonal through hole, transversely-extending first workpiece slots are respectively formed in inner hole walls of all sides of the polygonal through hole, and each first workpiece slot is linearly communicated with a workpiece jack which is transversely arranged in the end plate body and penetrates out of the outer side wall of the first end plate body; the first workpiece slot and the polygonal through hole are formed by longitudinally cutting an extension section of each workpiece insertion hole in the middle of the end plate body.
Alternatively, the tendon hole is a tapered hole whose diameter gradually increases from the inside to the outside. This lock muscle pore structure is fit for carrying out locking connection to the steel strand wires.
In order to facilitate the connection of the end plate body and the tensioning plate or the anchoring plate, a plurality of threaded holes which penetrate through the end plate body longitudinally and are used for being connected with the tensioning plate or the anchoring plate are formed in the end plate body. Of course, other existing connecting methods, such as a clamping method, can be adopted for the snap connection.
Alternatively, the above-mentioned tendon hole is an 8-shaped hole having a first large hole portion and a first small hole portion, wherein the first large hole portion is a threaded hole to constitute the threaded hole. The aforesaid lock muscle pore structure is fit for connecting the rod iron, and the part in 8 style of calligraphy hole is the screw hole, is fit for being connected with stretch-draw board or anchor board.
Preferably, the end plate body is rectangular, and the polygonal through hole is a rectangular hole; or the end plate body is hexagonal, and the polygonal through hole is a hexagonal hole. The end plate structure described above is used for rectangular piles, although other polygonal shapes, such as pentagonal or hexagonal, are also possible.
The second technical problem to be solved by the invention is to provide a concrete pile convenient for pile extension.
The utility model provides a concrete pile, includes concrete pile body and the internal steel reinforcement cage of pile, its characterized in that: at least one end part of the concrete pile body is provided with the end plate. The pile is a polygonal pile, and can be solid or hollow.
Compared with the prior art, the invention has the advantages that: the end plate body is provided with a polygonal through hole and a first workpiece slot, and mechanical pile extension can be realized after the concrete pile adopts the end plate; the middle part of the end plate body is a polygonal through hole which is longitudinally penetrated, the arrangement is favorable for forming the polygonal through hole by adopting a cutting mode, the extending sections of the workpiece jacks in the middle part of the end plate body are longitudinally cut, the extending sections of the workpiece jacks are divided into two halves, so that a first workpiece slot and the polygonal through hole can be formed simultaneously, and meanwhile, a complete block piece cut from the end plate body can be fixed on another end plate body as a polygonal connecting plate to form a boss, so that the end plate and another end plate can be well spliced together, and a second workpiece slot is formed simultaneously on the boss by the cutting. Therefore, the block cut from the end plate body can be changed into valuable to be used as the lug boss for splicing on the other end plate body, and the lug boss on the other end plate body does not need to be milled by adopting a thick steel plate, so that the production raw materials and the production cost are greatly saved; the first workpiece slot, the second workpiece slot and the boss for splicing the end plates are processed without adopting additional procedures, so that the production efficiency is greatly improved, and large-scale industrial mass production can be realized; because the extension section of the workpiece jack is divided into two after being longitudinally cut to generate the first workpiece slot and the second workpiece slot, the first workpiece slot and the second workpiece slot are just matched to form the complete extension section of the workpiece jack after being butted under the condition that the polygonal connecting plate is inserted into the polygonal through hole, the matching is more accurate, and the pile splicing is facilitated.
Drawings
Fig. 1 is a schematic perspective view of a first end plate body formed by cutting a polygonal connecting plate according to an embodiment of the end plate of the present invention;
fig. 2 is a front view of an end plate body according to an embodiment of the present invention;
figure 3 is a side view of an end plate body according to an embodiment of the present invention;
FIG. 4 is a front view of a polygonal connecting plate according to an embodiment of the end plate of the present invention;
FIG. 5 is a side view of a polygonal web of an end plate embodiment of the present invention;
fig. 6 is a front view of an end plate body with an 8-shaped hole according to an embodiment of the end plate of the present invention;
fig. 7 is a schematic perspective view of a concrete pile according to a preferred embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
As shown in fig. 1 to 6, the end plate of the present invention is a preferred embodiment.
An end plate comprises an end plate body 1, wherein a plurality of longitudinally penetrating lock rib holes 11 used for connecting main ribs and threaded holes 14 used for being connected with a tension plate 6 are formed in the end face of the end plate body 1.
The lock rib hole 11 is a tapered hole with a gradually enlarged diameter from inside to outside.
The middle part of the end plate body 1 is provided with a polygonal through hole 13 which penetrates through in the longitudinal direction; transversely extending first workpiece slots 131 are respectively formed in inner hole walls on all sides of the polygonal through hole 13, and each first workpiece slot 131 is linearly communicated with a workpiece insertion hole 12 which is transversely arranged in the end plate body 1 and penetrates out of the outer side wall of the first end plate body 1; the work piece insertion holes 12 are a plurality of internal through holes drilled to a certain depth in the end plate body. The longitudinal direction refers to the Y direction in the drawings.
The first workpiece slot 131 and the polygonal through hole 13 are formed by longitudinally cutting the extension section of each workpiece jack 12 in the middle of the end plate body 1, the cut complete piece is taken as a polygonal connecting plate 2, the polygonal connecting plate 2 can be fixed on the end face of the other end plate to form a boss so as to be beneficial to splicing with the end plate with the polygonal through hole 13, and each peripheral wall of each side of the polygonal connecting plate 2 is formed with a second workpiece slot 21 which extends transversely due to the cutting.
In a state where the polygonal connecting plate 2 is inserted into the polygonal through hole 13, the first and second work piece insertion grooves 131 and 21 are butted to form an extension of the complete work piece insertion hole 12. The extension of the work piece receptacle 12 is actually a portion of the work piece receptacle 12 before it is cut, and is merely a different expression for the purpose of facilitating the distinction between the configuration of the work piece receptacle before and after it is cut. The end plate body 1 in this embodiment is rectangular, and the polygonal through hole 13 is a rectangular hole; of course, the end plate body 1 may have a hexagonal shape, and the polygonal through hole 13 may be a hexagonal hole.
Of course, as shown in fig. 6, the tendon hole 11 may also be an 8-shaped hole having a first large hole portion and a first small hole portion communicating with each other, wherein the first large hole portion is a threaded hole to constitute the threaded hole 14.
The polygonal connecting plate 2 is provided with a plurality of threaded connecting holes 22.
The end plate body 1 is provided with a plurality of polygonal through holes 13 longitudinally penetrating through the middle part of the end plate body 1, so that the polygonal through holes 13 are formed by adopting a cutting mode, and a complete block (a polygonal connecting plate 2) obtained by cutting can be used as a boss of another end plate body; a plurality of workpiece jacks 12 which are transversely arranged are arranged in the end plate body 1, and the extension section of each workpiece jack 12 is longitudinally cut into two parts, so that a first workpiece slot 131 is directly formed on the inner hole wall of the polygonal through hole 13, a second workpiece slot 21 is directly formed on the outer peripheral wall of the polygonal connecting plate 2, and the workpiece slots are processed without adopting an additional process; the invention cuts the extension section of the workpiece jack in the end plate body, and forms the polygonal through hole for splicing, the polygonal connecting plate, the first workpiece slot on the inner hole wall of each side of the polygonal through hole and the second workpiece slot on the outer peripheral wall of each side of the polygonal connecting plate at one time, thereby having the advantages of convenient processing, high efficiency, low cost and great material saving, simultaneously reducing the weight of the processed plate and making the industrialized production possible. And under the state that the polygonal connecting plate is inserted into the polygonal through hole, the first workpiece slot and the second workpiece slot are butted to form a complete workpiece jack, so that pile splicing is facilitated.
The longitudinal direction in this embodiment is the thickness direction Y of the end plate body, as shown in fig. 1.
For a more clear description of the structure and the practical beneficial effects of the present invention, the following briefly describes the manufacturing method of the end plate and the splicing method of the end plate:
1) taking steel to manufacture a polygonal end plate body 1;
2) drilling a plurality of workpiece jacks 12 in the end plate body 1, wherein at least one end of each workpiece jack 12 penetrates through the outer side wall of the end plate body 1, and the workpiece jacks 12 are mutually intersected and surround a polygon in the middle of the end plate body 1;
3) longitudinally cutting corresponding sections of the workpiece insertion holes 12 positioned in the middle of the end plate body along each side of the polygon in the step 2) to cut the corresponding sections into two halves, so as to form a longitudinally-penetrated polygon through hole 13 in the middle of the end plate body 1, forming transversely-extending first workpiece insertion grooves 131 on inner hole walls of each side of the polygon through hole 13 respectively, and forming transversely-extending second workpiece insertion grooves 21 on outer peripheral walls of each side of the cut polygon complete piece; the first workpiece slot 131 and the second workpiece slot 21 are butted to form a complete corresponding section of the workpiece insertion hole 12;
4) taking steel to manufacture a polygonal other end plate body;
5) and fixing the polygonal complete block cut off in the step 3) as the polygonal connecting plate 2 on the end surface of the other end plate body to form a boss.
According to the manufacturing method, the workpiece insertion holes 12 drilled in the end plate body 1 are cut to automatically form the workpiece insertion grooves (131, 21) and the polygonal through holes 13 for pile splicing, no additional groove needs to be milled, the cut plate serves as the polygonal connecting plate 2 to form the boss part on the other end plate body, materials are fully utilized, less materials are consumed, and the efficiency is high. Above-mentioned end plate 1 and another end plate can be used for two concrete pile bodies respectively, during the pile extension, with above-mentioned end plate that has polygon perforation 13 with have another end plate concatenation of polygon connecting plate 2 together, during polygon connecting plate 2 inserted polygon perforation 13, first work piece slot 131 and second work piece slot 21 formed completely after the butt joint the corresponding section of work piece jack 12 inserts the bolt in each work piece jack, and the bolt is located first work piece slot 131 and second work piece slot 21 simultaneously and then accomplishes the connection of first end plate and second end plate and fix. Therefore, the manufacturing method and the splicing method are both convenient and efficient.
As shown in fig. 7, a concrete pile according to a preferred embodiment of the present invention is shown.
A concrete pile comprises a concrete pile body 10 and a reinforcement cage in the pile body, wherein at least one end part of the concrete pile body 10 is provided with an end plate in the previous embodiment.
It should be noted that in the description of the present embodiment, the terms "front, back", "left, right", "up, down", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for convenience of describing the present invention and simplifying the description, but does not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. The terms "mounted," "connected," and "coupled" are to be construed broadly and may, for example, be fixedly coupled, detachably coupled, or integrally coupled; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Claims (7)
1. An end plate comprises an end plate body (1), wherein a plurality of longitudinally penetrating lock rib holes (11) for connecting main ribs are formed in the end surface of the end plate body (1); the method is characterized in that: the middle part of the end plate body (1) is provided with a polygonal through hole (13) which longitudinally penetrates through, first workpiece slots (131) which transversely extend are formed in inner hole walls of all sides of the polygonal through hole (13), and each first workpiece slot (131) is linearly communicated with a workpiece insertion hole (12) which is transversely arranged in the end plate body (1) and penetrates out of the outer side wall of the first end plate body (1); the first work piece insertion groove (131) and the polygonal through hole (13) are formed by longitudinally cutting an extension section of each work piece insertion hole (12) located in the middle of the end plate body (1).
2. The end plate of claim 1, wherein: the lock rib hole (11) is a conical hole with the diameter gradually enlarged from inside to outside.
3. The end plate of claim 1, wherein: the end plate body (1) is provided with a plurality of threaded holes (14) which longitudinally penetrate through and are used for being connected with the tensioning plate or the anchoring plate.
4. The end plate of claim 3, wherein: the lock rib hole (11) is an 8-shaped hole with a first large hole part and a first small hole part, wherein the first large hole part is a threaded hole so as to form the threaded hole (14).
5. The end plate of claim 1, wherein: the end plate body (1) is rectangular, and the polygonal through holes (13) are rectangular holes; or the end plate body (1) is hexagonal, and the polygonal through holes (13) are hexagonal holes.
6. The end plate of claim 1, wherein: the polygonal connecting plate (2) is provided with a plurality of threaded connecting holes (22).
7. The utility model provides a concrete pile, includes concrete pile body (3) and the internal steel reinforcement cage of stake, its characterized in that: at least one end of the concrete pile body (3) is provided with an end plate according to any one of the preceding claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921196269.6U CN211340762U (en) | 2019-07-26 | 2019-07-26 | End plate and concrete pile with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921196269.6U CN211340762U (en) | 2019-07-26 | 2019-07-26 | End plate and concrete pile with same |
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| Publication Number | Publication Date |
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| CN211340762U true CN211340762U (en) | 2020-08-25 |
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| CN201921196269.6U Active CN211340762U (en) | 2019-07-26 | 2019-07-26 | End plate and concrete pile with same |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110468829A (en) * | 2019-07-26 | 2019-11-19 | 俞向阳 | End board assembly, concrete-pile, end board assembly processing method, stake production method and pile extension method |
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2019
- 2019-07-26 CN CN201921196269.6U patent/CN211340762U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110468829A (en) * | 2019-07-26 | 2019-11-19 | 俞向阳 | End board assembly, concrete-pile, end board assembly processing method, stake production method and pile extension method |
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