CN103448142A - Supporting pile tensioning device - Google Patents
Supporting pile tensioning device Download PDFInfo
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- CN103448142A CN103448142A CN2013103841165A CN201310384116A CN103448142A CN 103448142 A CN103448142 A CN 103448142A CN 2013103841165 A CN2013103841165 A CN 2013103841165A CN 201310384116 A CN201310384116 A CN 201310384116A CN 103448142 A CN103448142 A CN 103448142A
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Abstract
The invention discloses a supporting pile tensioning device. The supporting pile tensioning device comprises a tensioning drive mechanism (01), a locking mechanism (02) and a pretensioning mechanism (03), wherein the locking mechanism (02) is used for locking prestressed tendons at the rear ends of pile molds (1), and the pretensioning mechanism (03) is used for pretensioning prestressed tendons at the front ends of the pile molds (1); the pretensioning mechanism (03) comprises a connecting plate (31), a front anchor plate (32) and a plurality of connecting rods (33) which are used for connecting the front anchor plate (32) and the connecting plate (31), a drive output rod (14) of the tensioning drive mechanism (01) is connected with the connecting plate (31), and the prestressed tendons at the front ends of the pile molds (1) are anchored on the front anchor plate (32). The supporting pile tensioning device can be used for tensioning solid supporting piles and is compact and reasonable in overall structure and reliable in tensioning.
Description
Technical field
The present invention relates to the tension technology field of an interior presstressed reinforcing steel, is specifically a kind of support pile tensioning equipment.
Background technology
At present, comparatively common reinforced concrete pile has dividing of barrette, circular stake and tubulose stake, when stretch-draw, because pile body is generally hollow form, therefore the hollow anchor plate for anchor pile prestressing with bond muscle on tensioning equipment can be directly installed on the pipe die end plate, and now the pile body of hollow form also provides installing space for the driver output bar of stretching machine that the stretch-draw driving force is provided, avoided on the anchor plate interference to driver output bar installing space for the anchoring piece of anchoring prestress muscle, guaranteed that the driver output bar is positioned at the center of pile body.
Although the tensioning equipment of the type is suitable for the barrette of the above-mentioned hollow of stretch-draw, circular stake and tubulose stake, but the reinforced concrete pile for special shape, as irregular support piles such as H type support pile, U-shaped support pile, V-type support piles, the cloth muscle mode that is presstressed reinforcing steel in solid pile and pile body because of the support pile of the type is also consistent with the pile body shape, as still adopted above-mentioned tensioning equipment, when mounted, the installation that can't provide enough installing spaces to supply the driver output bar, whole tensioning equipment also can't normally be used.Above-mentioned tensioning equipment overall structure is compact not in addition, and parts are more, and in stretching process, reliability is not good enough.
Summary of the invention
The technical problem to be solved in the present invention is provide a kind of and can be used for the solid support pile of stretch-draw, and compact overall structure to be reasonable, the reliable support pile tensioning equipment of stretch-draw.
For solving the problems of the technologies described above, technical scheme provided by the invention is: it comprises the stretch-draw driving mechanism, for locking a retaining mechanism of mould rear end presstressed reinforcing steel, it also comprises the prestretching mechanism for pre-anchor mould front end presstressed reinforcing steel, described prestretching mechanism comprises connecting plate, front anchor plate, connects many connecting rods of front anchor plate and connecting plate, the driver output bar of described stretch-draw driving mechanism is connected with connecting plate, and the presstressed reinforcing steel of stake mould front end is anchored on front anchor plate.
After adopting above structure, the present invention has following advantage: support pile tensioning equipment of the present invention setting up by prestretching mechanism, the driver output bar of stretch-draw driving mechanism can be connected with the connecting plate of prestretching mechanism, the presstressed reinforcing steel of stake mould front end can be anchored on the anchor plate of prestretching mechanism, adding the anchor plate of going forward is connected by many connecting rods with connecting plate, just form the installation that enough spaces supply respectively driver output bar and presstressed reinforcing steel between anchor plate and connecting plate like this, effectively avoided both to interfere, make the stretch-draw of presstressed reinforcing steel in a mould become feasible.Support pile tensioning equipment of the present invention can carry out effective stretch-draw to the presstressed reinforcing steel in the stake mould by the setting of retaining mechanism, prestretching mechanism and stretch-draw driving mechanism, and compact overall structure is reasonable, simple to operate, easy row.
As improvement, described prestretching mechanism also comprises two closed slides, described front anchor plate and connecting plate are equipped with the roller that rolls and coordinate with guide rail, can make prestretching mechanism easily move along guide rail under the driving of the driver output bar of stretch-draw driving mechanism, and overall operation steadily, reliably.
As improvement, described connecting rod is four screw rods, the Si Jiaochu of connecting plate and front anchor plate is provided with for four via holes that screw rod passes, and the front and back sidewall of connecting plate and front anchor plate is provided with the nut that tie down screw is used, select screw rod to be convenient to dismounting as connecting rod, screw rod quantity be four and be positioned at four jiaos of places can make to connect steadily, reliable, stressed evenly, and the nut that locking use is set makes to connect more solid and reliablely.
As improvement, described retaining mechanism comprises rear counter force wall and is packed in the rear anchor plate on rear counter force wall, the presstressed reinforcing steel of stake mould rear end is anchored on rear anchor plate, after adopting, counter force wall is fixedly mounted with rear anchor plate, make anchor plate install solid and reliablely, and presstressed reinforcing steel carries out anchoring by anchor plate, also anchoring obtains more solid and reliable.
As improvement, described stretch-draw driving mechanism comprises the stretching machine with the driver output bar of moving linearly, force bearing plate and front counter force wall, described force bearing plate is packed on front counter force wall, the driver output bar of described stretching machine is connected with connecting plate through the end of force bearing plate, described stretching machine is arranged on force bearing plate, described driver output bar is provided with thread segment, on this thread segment, be combined with can be by the driver output rod locking lock sleeve on the force bearing plate front side wall, utilize stretching machine as drive source, driving force is large on the one hand, it is convenient to buy on the other hand, cost is lower, pass the counter-force of coming and adopt counter force wall indirectly to bear force bearing plate while after stretch-draw finishes, being locking state, load intensity is large, load is effective, and utilize lock sleeve to lock the driver output bar, making stretch-draw finish the rear drive take-off lever locks reliably, guaranteed the feasibility of stretch-draw.In sum, prestretching driving mechanism compact overall structure, solid and reliable, driving operates steadily.
As improvement, described lock sleeve is locking nut, and this locking nut is provided with the handle of being convenient to unscrew or tighten use, and the locking that handle is convenient to locking nut is set, and simple in structure.Can certainly adopt such scheme, be that described lock sleeve is locking nut, on described force bearing plate, motor is installed, on the output shaft of this motor, drive pulley is installed, is fitted with belt on drive pulley, described locking nut is molded into the driven pulley mutually equipped with belt, that is to say and utilize motor as drive source, by belt gear, locking nut is locked, whole process automation degree is high, locks more reliably.
As improvement, described stretching machine is arranged on force bearing plate by four mounting rods, these four mounting rods are also screw rod, the installing plate of stretching machine and the Si Jiaochu of force bearing plate also are provided with for four via holes that screw rod passes, and also be provided with the nut that tie down screw is used on the front and back sidewall of installing plate and force bearing plate, adopt screw rod to there is convenient disassembly as mounting rod, screw rod is selected four and be positioned at Si Jiaochu, stressed even, install reliable, and adopt nut to be locked screw rod, make to install more solid and reliablely.
As improvement, the end that described driver output bar is connected with connecting plate also is provided with thread segment, also be provided with the nut of this thread segment of locking on the front and back sidewall of described connecting plate, thread segment is set to be convenient to dismounting and to be connected, and being set, nut locked, on the one hand make to connect more solid and reliablely, on the other hand can be to the driver output bar when the stretch-draw and stretch-draw carry out after finishing spacingly, avoided the driver output bar to deviate from from connecting plate.
The accompanying drawing explanation
Fig. 1 is the axle side structure schematic diagram (removing a front counter force wall, with handle) of support pile tensioning equipment of the present invention.
Fig. 2 is the stretch-draw driving mechanism of support pile tensioning equipment of the present invention and the plan structure schematic diagram (with handle) of prestretching mechanism.
Fig. 3 is the plan structure schematic diagram (with handle) of the retaining mechanism of support pile tensioning equipment of the present invention.
Fig. 4 is the stretch-draw driving mechanism of support pile tensioning equipment of the present invention and the main TV structure schematic diagram of prestretching mechanism (removing a front counter force wall, with motor).
As shown in the figure: 1, stake mould, 2, nut, 01, the stretch-draw driving mechanism, 11, stretching machine, 12, force bearing plate, 13, front counter force wall, 14, the driver output bar, 15, lock sleeve, 16, handle, 17, mounting rod, 18, installing plate, 02, retaining mechanism, 21, rear counter force wall, 22, rear anchor plate, 03, prestretching mechanism, 31, connecting plate, 32, front anchor plate, 33, connecting rod, 34, guide rail, 35, roller, 36, motor, 37, drive pulley, 38, belt, 39, driven pulley.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail.
As shown in the figure, a kind of support pile tensioning equipment comprises stretch-draw driving mechanism 01, for locking the retaining mechanism 02 of a mould 1 rear end presstressed reinforcing steel, in the present embodiment: described presstressed reinforcing steel adopts deformed bar, certainly also can adopt the presstressed reinforcing steel of other types, as prestress wire etc.; Described support pile is H type support pile, and certain support pile tensioning equipment of the present invention can also be for the stretch-draw of other irregular solid support piles, as irregular solid support piles such as U-shaped support pile, V-type support piles.
This support pile tensioning equipment also comprises the prestretching mechanism 03 for pre-anchor mould 1 front end presstressed reinforcing steel, and described prestretching mechanism 03 comprises connecting plate 31, front anchor plate 32, connects the many connecting rods 33 of front anchor plate 32 and connecting plate 31.The driver output bar 14 of described stretch-draw driving mechanism 01 is connected with connecting plate 31, and the presstressed reinforcing steel of stake mould 1 front end is anchored on front anchor plate 32.
Described prestretching mechanism 03 also comprises two closed slides 34, and described front anchor plate 32 and connecting plate 31 are equipped with the roller 35 that rolls and coordinate with guide rail 34.
In the present embodiment, described connecting rod 33 is four screw rods, the Si Jiaochu of connecting plate 31 and front anchor plate 32 is provided with the via hole passed for four screw rods and (does not show, via hole can be the through hole of the other types such as screwed hole, unthreaded hole herein, as long as can make screw rod pass), and the front and back sidewall of connecting plate 31 and front anchor plate 32 is provided with the nut 2 that tie down screw is used.
Described retaining mechanism 02 comprises rear counter force wall 21 and is packed in the rear anchor plate 22 on rear counter force wall 21, and the presstressed reinforcing steel of stake mould 1 rear end is anchored on rear anchor plate 22.In the present embodiment: described rear counter force wall 21 is reinforced concrete wall, and whole load intensity is large; Offer some anchor holes of the H type that is arranged in that the pile body shape is consistent on described rear anchor plate 22 (certainly, when support pile tensioning equipment of the present invention is used for other irregularity solid piles of stretch-draw, as U-shaped support pile, V-type support pile, the shape that several anchor holes are arranged is consistent with the shape of corresponding pile body.) by anchoring piece, the presstressed reinforcing steel of stake mould 1 rear end is carried out to anchoring, because anchor plate 22 is the outsourcing product, and its structure and anchorage style be prior art, therefore do not describe in detail at this.
Described stretch-draw driving mechanism 01 comprises with the stretching machine 11 of the driver output bar 14 of moving linearly, force bearing plate 12 and front counter force wall 13.Described force bearing plate 12 is packed on front counter force wall 13, the driver output bar 14 of described stretching machine 11 is connected with connecting plate 31 through the end of force bearing plate 12, described stretching machine 11 is arranged on force bearing plate 12, described driver output bar 14 is provided with thread segment, is combined with on this thread segment and driver output bar 14 can be locked to the lock sleeve 15 on force bearing plate 12 front side walls.
In the present embodiment: described stretching machine 11 adopts jack, this jack is provided with the driver output bar 14 of moving linearly, this driver output bar 14 is the driver output bar of whole stretch-draw driving mechanism 01 namely, because jack is the outsourcing product, therefore do not describe in detail at this, certainly, can also adopt other driver output bars to do straight-line tensioning equipment; Front counter force wall 13 is also reinforced concrete wall, and whole load intensity is large.
In the present embodiment, described lock sleeve 15 is locking nut, the unclamping and tighten two kinds of structures of described locking nut: the first is that described locking nut is provided with the handle 16 of being convenient to unscrew or tighten use, unclamped and tighten by 16 pairs of locking nuts of handle, concrete structure refers to Fig. 1,2,3, the second is that on described force bearing plate 12, motor 36(to be installed certain, motor 36 also can be arranged on miscellaneous part, even be arranged on bottom surface, but be mounted in the present embodiment force bearing plate 12, because this installation site is optimum installation position, be convenient to the installation of motor 36 integral body), drive pulley 37 is installed on the output shaft of this motor 36, be fitted with belt 38 on drive pulley 37, described locking nut is molded into the driven pulley 39 mutually equipped with belt 38, that is to say that driving belt gear by motor unclamps locking nut or tighten, concrete structure refers to Fig. 4.
In the present embodiment, described stretching machine 11 is arranged on force bearing plate 12 by four mounting rods 17, these four mounting rods 17 are also screw rod, the installing plate 18 of stretching machine 11 and the Si Jiaochu of force bearing plate 12 also are provided with for four via holes that screw rod passes, and also are provided with the nut 2 that tie down screw is used on the front and back sidewall of installing plate 18 and force bearing plate 12.
In the present embodiment, the end that described driver output bar 14 is connected with connecting plate 31 also is provided with thread segment, also is provided with the nut 2 of this thread segment of locking on the front and back sidewall of described connecting plate 31.In the present embodiment, installing plate 18 parts that described driver output bar 14 exposes stretching machine 11 are thread segment entirely, and the processing of full thread section is also convenient, and dismounting is also convenient.
Stretching process: after assembling, start stretching machine 11, the driver output bar 14 of stretching machine 11 pulls connecting plate 31, whole prestretching mechanism 03 moves along guide rail 34, the presstressed reinforcing steel of stake mould 1 front end, by stretch-draw, after the presstressed reinforcing steel of stake mould 1 front end is put in place by stretch-draw, is closed stretching machine 11 simultaneously, tighten lock sleeve 15, so far complete whole stretching process.
Claims (9)
1. a support pile tensioning equipment, it comprises stretch-draw driving mechanism (01), for locking the retaining mechanism (02) of a mould (1) rear end presstressed reinforcing steel, it is characterized in that: it also comprises the prestretching mechanism (03) for pre-anchor mould (1) front end presstressed reinforcing steel, described prestretching mechanism (03) comprises connecting plate (31), front anchor plate (32), the many connecting rods (33) of anchor plate (32) and connecting plate (31) before connecting, the driver output bar (14) of described stretch-draw driving mechanism (01) is connected with connecting plate (31), the presstressed reinforcing steel of stake mould (1) front end is anchored on front anchor plate (32).
2. support pile tensioning equipment according to claim 1, it is characterized in that: described prestretching mechanism (03) also comprises two closed slides (34), described front anchor plate (32) and connecting plate (31) are equipped with the roller (35) that rolls and coordinate with guide rail (34).
3. support pile tensioning equipment according to claim 1, it is characterized in that: described connecting rod (33) is four screw rods, the Si Jiaochu of connecting plate (31) and front anchor plate (32) is provided with for four via holes that screw rod passes, and the front and back sidewall of connecting plate (31) and front anchor plate (32) is provided with the nut (2) that tie down screw is used.
4. support pile tensioning equipment according to claim 1, it is characterized in that: described retaining mechanism (02) comprises rear counter force wall (21) and is packed in the rear anchor plate (22) on rear counter force wall (21), and the presstressed reinforcing steel of stake mould (1) rear end is anchored on rear anchor plate (22).
5. support pile tensioning equipment according to claim 1, it is characterized in that: described stretch-draw driving mechanism (01) comprises the stretching machine (11) with the driver output bar (14) of moving linearly, force bearing plate (12) and front counter force wall (13), described force bearing plate (12) is packed on front counter force wall (13), the driver output bar (14) of described stretching machine (11) is connected with connecting plate (31) through the end of force bearing plate (12), described stretching machine (11) is arranged on force bearing plate (12), described driver output bar (14) is provided with thread segment, be combined with on this thread segment and driver output bar (14) can be locked to the lock sleeve (15) on force bearing plate (12) front side wall.
6. support pile tensioning equipment according to claim 5, it is characterized in that: described lock sleeve (15) is locking nut, and this locking nut is provided with the handle (16) of being convenient to unscrew or tighten use.
7. support pile tensioning equipment according to claim 5, it is characterized in that: described lock sleeve (15) is locking nut, motor (36) is installed on described force bearing plate (12), drive pulley (37) is installed on the output shaft of this motor (36), be fitted with belt (38) on drive pulley (37), described locking nut is molded into the driven pulley (39) mutually equipped with belt (38).
8. support pile tensioning equipment according to claim 5, it is characterized in that: described stretching machine (11) is arranged on force bearing plate (12) by four mounting rods (17), these four mounting rods (17) are also screw rod, the installing plate (18) of stretching machine (11) and the Si Jiaochu of force bearing plate (12) also are provided with for four via holes that screw rod passes, and also are provided with the nut (2) that tie down screw is used on the front and back sidewall of installing plate (18) and force bearing plate (12).
9. support pile tensioning equipment according to claim 5, it is characterized in that: described driver output bar (14) also is provided with thread segment with the end that connecting plate (31) is connected, and also is provided with the nut (2) of this thread segment of locking on the front and back sidewall of described connecting plate (31).
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| CN201310384116.5A CN103448142B (en) | 2013-08-29 | 2013-08-29 | Support pile tensioning equipment |
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| CN201310384116.5A CN103448142B (en) | 2013-08-29 | 2013-08-29 | Support pile tensioning equipment |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103967289A (en) * | 2014-04-23 | 2014-08-06 | 江苏建研建设工程质量安全鉴定有限公司 | Steel bar planting method and steel bar planting structure suitable for improving plain concrete post-installed fastening bearing capacity |
| CN105235065A (en) * | 2014-05-31 | 2016-01-13 | 北票电力电杆制造有限公司 | Partial presressed pole tensioning, connecting and anchoring equipment and anchoring method |
| CN106863585A (en) * | 2017-01-20 | 2017-06-20 | 俞晓东 | Tensioning equipment for manufacturing prestressed pile |
| CN107599158A (en) * | 2017-09-26 | 2018-01-19 | 汤始建华建材（苏州）有限公司 | A kind of process for prestressed component two directions tension |
| CN108908695A (en) * | 2018-06-29 | 2018-11-30 | 周兆弟 | A kind of prestressed, reinforced stretching machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103967289A (en) * | 2014-04-23 | 2014-08-06 | 江苏建研建设工程质量安全鉴定有限公司 | Steel bar planting method and steel bar planting structure suitable for improving plain concrete post-installed fastening bearing capacity |
| CN103967289B (en) * | 2014-04-23 | 2016-01-13 | 江苏建研建设工程质量安全鉴定有限公司 | A kind ofly be applicable to the bar planting method and the bar planting structure that improve anchoring bearing capacity after plain concrete |
| CN105235065A (en) * | 2014-05-31 | 2016-01-13 | 北票电力电杆制造有限公司 | Partial presressed pole tensioning, connecting and anchoring equipment and anchoring method |
| CN105235065B (en) * | 2014-05-31 | 2017-04-26 | 北票电力电杆制造有限公司 | Partial presressed pole tensioning, connecting and anchoring equipment and anchoring method |
| CN106863585A (en) * | 2017-01-20 | 2017-06-20 | 俞晓东 | Tensioning equipment for manufacturing prestressed pile |
| CN107599158A (en) * | 2017-09-26 | 2018-01-19 | 汤始建华建材（苏州）有限公司 | A kind of process for prestressed component two directions tension |
| CN108908695A (en) * | 2018-06-29 | 2018-11-30 | 周兆弟 | A kind of prestressed, reinforced stretching machine |
| CN108908695B (en) * | 2018-06-29 | 2024-03-15 | 周兆弟 | Steel bar prestress tensioning machine |
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