CN103448142B - Support pile tensioning equipment - Google Patents
Support pile tensioning equipment Download PDFInfo
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- CN103448142B CN103448142B CN201310384116.5A CN201310384116A CN103448142B CN 103448142 B CN103448142 B CN 103448142B CN 201310384116 A CN201310384116 A CN 201310384116A CN 103448142 B CN103448142 B CN 103448142B
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Abstract
The invention discloses a kind of 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 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).This tensioning equipment can be used for the solid support pile of stretch-draw, and compact overall structure is reasonable, stretch-draw is reliable.
Description
Technical field
The present invention relates to the tension technology field of presstressed reinforcing steel in stake, is specifically a kind of support pile tensioning equipment.
Background technology
At present, comparatively common reinforced concrete pile have barrette, circular stake and tubulose stake point, when stretch-draw, because pile body is generally hollow form, therefore tensioning equipment can be directly installed on pipe die end plate for the hollow anchor plate of anchor pile prestressing with bond muscle, and now the pile body of hollow form also for providing the driver output bar of the stretching machine of stretch-draw driving force to provide installing space, to avoid on anchor plate for the interference of the anchoring piece of anchoring prestress muscle to driver output bar installing space, ensure that 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 for the reinforced concrete pile of special shape, as irregular support piles such as H type support pile, U-shaped support pile, V-type support piles, support pile because of the type be solid pile and in pile body the reinforcing plan of presstressed reinforcing steel also consistent with pile body shape, as still adopted above-mentioned tensioning equipment, when mounted, enough installing spaces then cannot be provided to supply the installation of driver output bar, and whole tensioning equipment also cannot normally use.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, provides one to can be used for the solid support pile of stretch-draw, and compact overall structure is 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 stretch-draw driving mechanism, for locking a retaining mechanism for 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 many connecting rods of connecting plate, front anchor plate, the front anchor plate of connection 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; Driver output bar is through force bearing plate.
After adopting above structure, tool of the present invention has the following advantages: 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, add anchor plate of going forward to be connected by many connecting rods with connecting plate, just the installation that enough spaces supply driver output bar and presstressed reinforcing steel is respectively formed between anchor plate and connecting plate like this, effectively prevent both to interfere, the stretch-draw of presstressed reinforcing steel in a mould is made to become feasible.Support pile tensioning equipment of the present invention can carry out effective stretch-draw to the presstressed reinforcing steel in 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.
As improvement, described prestretching mechanism also comprises two closed slides, described front anchor plate and connecting plate are equipped with the roller coordinated that to roll with guide rail, can make prestretching mechanism along guide rail easily movement under the driving of the driver output bar of stretch-draw driving mechanism, and overall operation steadily, reliable.
As improvement, described connecting rod is four screw rods, the corner place of connecting plate and front anchor plate is provided with the via hole passed for four screw rods, and the front-rear side walls of connecting plate and front anchor plate is provided with the nut of tie down screw, screw rod is selected to be convenient to dismounting as connecting rod, screw rod quantity be four and be positioned at corner place can make connection steadily, reliable, uniform force, and arrange locking with nut make to connect more solid and reliable.
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 then anchored on rear anchor plate, after adopting, counter force wall is fixedly mounted with rear anchor plate, anchor plate is installed solid and reliable, 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 of the driver output bar with 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, this thread segment is combined with can by the lock sleeve of driver output rod locking on force bearing plate front side wall, utilize stretching machine as drive source, driving force is large on the one hand, buy conveniently on the other hand, cost is lower, and adopt counter force wall indirectly to bear after stretch-draw terminates namely locking state time force bearing plate pass the counter-force of coming, load intensity is large, load is effective, and utilize lock sleeve to lock driver output bar, making stretch-draw terminate rear drive take-off lever locks reliably, ensure that 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 being convenient to unscrew or tighten, and arrange the locking that handle is convenient to locking nut, and structure is simple.Such scheme can certainly be adopted, namely described lock sleeve is locking nut, described force bearing plate is provided with motor, the output shaft of this motor is provided with drive pulley, drive pulley is fitted with belt, described locking nut is molded into the driven pulley be equipped with mutually with belt, that is utilize motor as drive source, locked locking nut by belt gear, whole process automation degree is high, locks more reliable.
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 corner place of force bearing plate are also provided with the via hole passed for four screw rods, and the front-rear side walls of installing plate and force bearing plate is also provided with the nut of tie down screw, screw rod is adopted to have the advantage of convenient disassembly as mounting rod, screw rod is selected four and is positioned at corner place, uniform force, install reliable, and adopt nut to lock screw rod, make to install more solid and reliable.
As improvement, the end that described driver output bar is connected with connecting plate is also provided with thread segment, the front-rear side walls of described connecting plate is also provided with the nut of this thread segment of locking, arrange thread segment to be convenient to dismounting and to be connected, and nut is set locks, on the one hand make to connect more solid and reliable, on the other hand can to driver output bar when stretch-draw and stretch-draw terminate after carry out spacing, avoid driver output bar and deviate from from connecting plate.
Accompanying drawing explanation
Fig. 1 is the axle side structure schematic diagram (before removing a piece 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 main TV structure schematic diagram (before removing a piece counter force wall, with motor) of the stretch-draw driving mechanism of support pile tensioning equipment of the present invention and prestretching mechanism.
As shown in the figure: 1, stake mould, 2, nut, 01, stretch-draw driving mechanism, 11, stretching machine, 12, force bearing plate, 13, front counter force wall, 14, 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.
Detailed description of the invention
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 utility model can also be used 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 the many connecting rods 33 of connecting plate 31, front anchor plate 32, the front anchor plate 32 of connection 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.Driver output bar 14 is through force bearing plate 12.
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 coordinated that to roll with guide rail 34.
In the present embodiment, described connecting rod 33 is four screw rods, the corner place 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 screw rod can be made to pass), and the front-rear side walls of connecting plate 31 and front anchor plate 32 is provided with the nut 2 of tie down screw.
The rear anchor plate 22 that described retaining mechanism 02 comprises rear counter force wall 21 and is packed on rear counter force wall 21, 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 overall load intensity is large; Described rear anchor plate 22 offers some anchor holes of the consistent H type that is arranged in of pile body shape (certainly, when support pile tensioning equipment of the present utility model 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 arrange is then consistent with the shape of corresponding pile body.) by anchoring piece, the presstressed reinforcing steel of stake mould 1 rear end is carried out anchoring, because anchor plate 22 is outsourcing product, and its structure and anchorage style are prior art, therefore do not describe in detail at this.
Described stretch-draw driving mechanism 01 comprises the stretching machine 11 of the driver output bar 14 with 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 end that the driver output bar 14 of described stretching machine 11 passes force bearing plate 12 is connected with connecting plate 31, described stretching machine 11 is arranged on force bearing plate 12, described driver output bar 14 is provided with thread segment, this thread segment is combined with the lock sleeve 15 that driver output bar 14 can be locked on force bearing plate 12 front side wall.
In the present embodiment: described stretching machine 11 adopts jack, this jack is provided with the driver output bar 14 of moving linearly, the driver output bar of this driver output bar 14 namely whole stretch-draw driving mechanism 01, because jack is outsourcing product, therefore do not describe in detail at this, certainly, other driver output bars can also be adopted to do the tensioning equipment of rectilinear motion; Front counter force wall 13 is also reinforced concrete wall, and overall 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 being convenient to unscrew or tighten, namely unclamped by handle 16 pairs of locking nuts and tightened, concrete structure refers to Fig. 1,2,3, the second described force bearing plate 12 is provided with motor 36 (certainly, motor 36 also can be arranged on miscellaneous part, even be arranged on bottom surface, but be mounted in force bearing plate 12 in the present embodiment, because this installation site is optimum installation position, be convenient to the installation of motor 36 entirety), the output shaft of this motor 36 is provided with drive pulley 37, drive pulley 37 is fitted with belt 38, described locking nut is molded into the driven pulley 39 equipped with belt 38 phase, that is drive belt gear by motor and locking nut unclamped or tightens, 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 corner place of force bearing plate 12 are also provided with the via hole passed for four screw rods, and the front-rear side walls of installing plate 18 and force bearing plate 12 are also provided with the nut 2 of tie down screw.
In the present embodiment, the end that described driver output bar 14 is connected with connecting plate 31 is also provided with thread segment, the front-rear side walls of described connecting plate 31 is also provided with the nut 2 of this thread segment of locking.In the present embodiment, installing plate 18 part that described driver output bar 14 exposes stretching machine 11 is thread segment entirely, and the processing of full thread section also facilitates, and dismounting also facilitates.
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 is by stretch-draw simultaneously, after the presstressed reinforcing steel of stake mould 1 front end is put in place by stretch-draw, closes stretching machine 11, 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), driver output bar (14) is through force bearing plate (12).
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) coordinated that to roll 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 corner place of connecting plate (31) and front anchor plate (32) is provided with the via hole passed for four screw rods, and the front-rear side walls of connecting plate (31) and front anchor plate (32) is provided with the nut (2) of tie down screw.
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) of the driver output bar (14) with 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, this thread segment is combined with the lock sleeve (15) that driver output bar (14) can be locked on force bearing plate (12) front side wall.
6. support pile tensioning equipment according to claim 5, is characterized in that: described lock sleeve (15) is locking nut, and this locking nut is provided with the handle (16) being convenient to unscrew or tighten.
7. support pile tensioning equipment according to claim 5, it is characterized in that: described lock sleeve (15) is locking nut, described force bearing plate (12) is provided with motor (36), the output shaft of this motor (36) is provided with drive pulley (37), drive pulley (37) is fitted with belt (38), described locking nut is molded into the driven pulley (39) equipped mutually 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 corner place of force bearing plate (12) are also provided with the via hole passed for four screw rods, and the front-rear side walls of installing plate (18) and force bearing plate (12) are also provided with the nut (2) of tie down screw.
9. support pile tensioning equipment according to claim 5, it is characterized in that: the end that described driver output bar (14) is connected with connecting plate (31) is also provided with thread segment, the front-rear side walls of described connecting plate (31) is also provided with the nut (2) of this thread segment of locking.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310384116.5A CN103448142B (en) | 2013-08-29 | 2013-08-29 | Support pile tensioning equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310384116.5A CN103448142B (en) | 2013-08-29 | 2013-08-29 | Support pile tensioning equipment |
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| CN103448142A CN103448142A (en) | 2013-12-18 |
| CN103448142B true CN103448142B (en) | 2015-09-09 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
| 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 |
| CN108908695B (en) * | 2018-06-29 | 2024-03-15 | 周兆弟 | Steel bar prestress tensioning machine |
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