CN208263116U - Steam curing device for precast concrete pile - Google Patents

Abstract

The utility model discloses a kind of steam curing devices for precast concrete pile, there is the precast concrete pile tensioning equipment for all around closing working region including one, 1 or more precast concrete pile set of molds being arranged in the working region of precast concrete pile tensioning equipment, one covering precast concrete pile set of molds and the Peng Gai that sealing is formed with the top of precast concrete pile tensioning equipment, precast concrete pile set of molds includes multiple precast concrete pile dies being arranged by width direction horizontal alignment, there is the precast concrete pile for pouring forming and keeping tensioning in the cavity of precast concrete pile die, there is gap between every two adjacent precast concrete pile die, the steel pipe being parallel to each other that 2 or more the length directions by mold are arranged is welded with below precast concrete pile set of molds, multiple through-holes are provided on steel pipe, steel pipe it Between be welded with multiple trustships perpendicular with its and the bottom of trustship and mold is mutually welded, steel pipe is connected with saturated steam pipe.

Description

Steam curing device for precast concrete pile

Technical field

The utility model relates to a kind of steam curing devices for precast concrete pile, belong to precast concrete pile production technology Field.

Background technique

Precast concrete pile generally refers to be manufactured using professional mold with preforming method in factory or construction site Concrete-pile out.Precast concrete pile can bear biggish load, it is firm it is durable, speed of application is fast, quality compares bored concrete pile It is relatively reliable.In order to improve the concrete strength of precast concrete pile as early as possible, accelerates the stripping rate of precast concrete pile, improve The production efficiency of precast concrete pile, precast concrete pile need to carry out steam-cured.Precast concrete pile is steam-cured using steaming at present Support pond carry out it is steam-cured, steam-cured pond it is diagonal on open up steam inlet and outlet, when steam-cured, by cavity containing pouring the prefabricated of forming The mold of concrete-pile is deposited into steam-cured pond, then inputs saturated vapor to precast concrete by the steam inlet in steam-cured pond Stake carries out steam-cured.But the cost of investment in steam-cured pond is higher, the lifting of mold, mobile comparison are complicated.

Utility model content

The technical problem to be solved by the present invention is to provide a kind of steam curing devices for precast concrete pile, without adopting With steam-cured pond, steam-cured convenience, cost of investment is low.

In order to solve the above technical problems, the utility model is used for the steam curing device of precast concrete pile, it is described for prefabricated The steam curing device of concrete-pile, which includes one, to be had the precast concrete pile tensioning equipment for all around closing working region, mixes prefabricated Coagulate 1 or more precast concrete pile set of molds being arranged in the working region of soil stake tensioning equipment, a covering precast concrete Pile die group and the Peng Gai that sealing is formed with the top of precast concrete pile tensioning equipment, the precast concrete pile set of molds packet Multiple precast concrete pile dies being arranged by width direction horizontal alignment are included, are poured in the cavity of precast concrete pile die The precast concrete pile of tensioning is shaped and kept, there is gap between every two adjacent precast concrete pile die, it is described pre- Being parallel to each other for 2 or more the length direction settings by precast concrete pile die is welded with below concrete-pile mold group processed Steel pipe, be provided with multiple through-holes on steel pipe, multiple trustships perpendicular with it be welded between steel pipe and trustship and concrete The bottom of native pile die is mutually welded, and steel pipe is connected with saturated steam pipe.

As the improvement of the utility model, the precast concrete pile tensioning equipment includes concrete platform, multiple tensioning The first parallel tensioning baffle of head plate, tensioning tailgate, a pair for being separately fixed on concrete platform and a pair of parallel second Tensioning baffle, end stretch board, tensioning tailgate respectively with the tail end of each precast concrete pile die, a pair of second tensioning baffle The perpendicular conflict of stretching end, the perpendicular conflict of stretching end of end stretch board and a pair of first tensioning baffle, tensioning head plate is logical Cross multiple screws nut bolt being arranged corresponding to precast concrete pile one end in precast concrete pile die and tensioning head The cavity of plate and precast concrete pile die matches and is maintained in the cavity of precast concrete pile die, and tensioning tailgate passes through more A screw nut bolt being arranged corresponding to the precast concrete pile other end in each precast concrete pile die, it is prefabricated mixed The length of solidifying soil pile die is not more than the distance between tensioning tailgate inner wall and end stretch board inner wall, each precast concrete pile A tensioning head plate is arranged in mold, is provided with a tensioning screw rod in the middle part of each tensioning head plate, the free end of tensioning screw rod is worn The through-hole on the stretch board of end is crossed, the tensioning lock of tensioning tensioning head plate is provided at the position of tensioning screw rod stretching end stretch board Tight nut is provided with the insulated wall being connected between the first tensioning baffle and the second tensioning baffle.

As the improvement of the utility model, the precast concrete pile set of molds is precast concrete square pile set of molds, institute Stating precast concrete square pile set of molds includes multiple precast concrete square pile molds being arranged by width direction horizontal alignment, prefabricated Concrete square pile die includes horizontally disposed bottom template, set on bottom template two sides and the two piece sides vertical with bottom template Template, the cross section for the cavity that bottom template and two pieces of side templates surround be it is rectangular, in the cavity of precast concrete square pile mold There is the precast concrete square pile for pouring forming and keeping tensioning, between having between every two adjacent precast concrete square pile mold Gap is welded with 2 or more by precast concrete square pile mold below the bottom template of the precast concrete square pile set of molds Length direction setting the rectangular steel tube being parallel to each other, the two sidewalls of rectangular steel tube are provided with multiple through-holes, between rectangular steel tube It is welded with multiple perpendicular rectangular trustships with its and rectangular trustship is mutually welded with bottom template, rectangular steel tube and saturated steam pipe It is connected.

As the improvement of the utility model, the bottom template and side template of each precast concrete square pile mold are The steel plate of thickness 1.5-6mm, the gap size between every two adjacent precast concrete square pile mold is 3-30mm, adjacent It is connected on the outside of the end of two pieces of side templates of non-same precast concrete square pile mold with connector, outermost two pieces of side templates Outer wall be provided with muti-piece stiffener plate.

As the improvement of the utility model, the bottom template of the precast concrete square pile mold and the thickness of side template are equal For 2.5-4.5mm, precast concrete square pile set of molds includes 2-10 precast concrete square pile mold.

As the improvement of the utility model, the bottom template of the precast concrete square pile mold and the thickness of side template are equal For 3-4mm.

As the improvement of the utility model, the precast concrete square pile set of molds includes 3-6 precast concrete square pile Mold, the gap size between every two adjacent precast concrete square pile mold are 6-15mm, described adjacent non-same pre- Connector between on the outside of the end of two pieces of side templates of concrete square pile die processed is the rod iron that one or more is arranged in a straight line Or steel pipe, rod iron or steel pipe are mutually welded on the outside of the end of two pieces of side templates respectively, the bottom mould of precast concrete square pile mold The junction of plate and side template is provided with arc-shaped transition section.

As the improvement of the utility model, the precast concrete square pile set of molds includes 4 precast concrete square pile moulds Have, the gap size between every two adjacent precast concrete square pile mold is 9mm, the adjacent non-same concrete Connector between on the outside of the end of two pieces of side templates of earthwork pile die is a plurality of rod iron being arranged in a straight line, and every two adjacent Rod iron between have steam (vapor) outlet, the bottom template of the precast concrete square pile mold is identical with the thickness of side template, in advance The bottom template and side template of concrete square pile die processed are curved with a monolith steel plate, the bottom mould of precast concrete square pile mold The arc-shaped transition section of the junction of plate and side template setting is fillet.

As the improvement of the utility model, 3 are welded with below the bottom template of the precast concrete square pile set of molds The rectangular steel tube being parallel to each other that item is arranged by the length direction of precast concrete square pile mold, the two sidewalls of rectangular steel tube are provided with Multiple through-holes are welded with multiple perpendicular rectangular trustships with its between rectangular steel tube and rectangular trustship are mutually welded with bottom template It connecing, lower section of the rectangular steel tube respectively with the bottom template of outermost precast concrete square pile mold positioned at outside is mutually welded, Be located in the middle rectangular steel tube respectively be located in the middle under the bottom template of two adjacent precast concrete square pile molds It mutually welds side.

As the improvement of the utility model, the precast concrete pile tensioning equipment is provided with by width direction horizontal alignment The precast concrete square pile set of molds of 2-6 has interval between every two adjacent precast concrete square pile set of molds.

Steam curing device of the utility model for precast concrete pile has the beneficial effect that

1, Peng Gai will be pre- with the top formation one with the precast concrete pile tensioning equipment for all around closing working region Concrete-pile mold group processed is included in interior substantially closed space, and saturated vapor is full of the confined space to concrete Precast concrete pile in native pile die carries out steam-cured, it may be convenient in the concrete platform of precast concrete pile tensioning equipment On precast concrete pile is carried out it is steam-cured, it is steam-cured to carry out without building dedicated steam-cured pond, investment can be greatly reduced Cost.

2, since the stretching force of precast concrete pile tensioning equipment does not act on precast concrete square pile mold, bottom mould Plate and side template all can be thickness 1.5-6mm steel plate, the bottom template of far smaller than current precast concrete square pile mold With the thickness of side template, precast concrete square pile set of molds can reduce the dosage of steel, reduce precast concrete square pile mold The cost of group.Moreover, inputting saturated vapor to precast concrete square pile mold by the rectangular steel tube welded below the template of bottom In precast concrete square pile carry out it is steam-cured, precast concrete square pile thermally equivalent can be made, improve precast concrete square pile Steaming quality.Moreover, precast concrete square pile can be completed on the concrete platform of precast concrete pile tensioning equipment tensioning, Pouring forming and the processes such as steam-cured, it is possible to reduce the number of lifting and the displacement of precast concrete square pile mold reduces workload, Reduce production cost.

3, the bottom template of each precast concrete square pile mold and side template are the steel plate of thickness 1.5-6mm, and every two Gap size between a adjacent precast concrete square pile mold is 3-30mm, adjacent non-same precast concrete square pile mould It is connected on the outside of the end of two pieces of side templates of tool with connector, the outer wall of outermost two pieces of side templates is provided with muti-piece reinforcing rib Plate, since the bottom template of precast concrete square pile mold and two pieces of side templates are the steel plate of thickness 1.5-6mm, side template because There is certain elasticity and intensity to be relatively thin, in demoulding, side template can produce a certain amount of deformation, facilitate precast concrete Square pile is deviate from from square pile die.Precast concrete square pile deviate from mold after, side template because have certain elasticity and intensity, Gap between two adjacent precast concrete square pile molds is smaller, and two pieces can not with the adjacent side template that connector connects Add stiffener plate that can support mutually, side template can restore to the original state.It is welded between rectangular steel tube multiple perpendicular with it Rectangular trustship and rectangular trustship is mutually welded with bottom template, can hold precast concrete square pile with rectangular steel tube and rectangular trustship The bottom template of mold, the intensity for increasing bottom template prevent bottom template deformation, guarantee that the shape of precast concrete square pile is closed Lattice can be convenient the lifting and displacement of precast concrete square pile mold.

4, precast concrete square pile set of molds includes 4 precast concrete square pile molds, every two adjacent concrete Gap size between earthwork pile die is 9mm, two pieces of side templates of the adjacent non-same precast concrete square pile mold End on the outside of between connector be a plurality of rod iron being arranged in a straight line, go out between every two adjacent rod irons with steam Mouthful, the occupied ground area of mold can be saved, place utilization rate is improved.Between every two adjacent precast concrete square pile mold Gap size be 9mm, the connector between the end of two pieces of adjacent side templates is rod iron, can make precast concrete square pile The side template of mold has preferably elasticity and intensity, and side template has the more preferable ability for restoring deformation.Two pieces of adjacent side templates End between connector be a plurality of rod iron being arranged in a straight line, there is between every two adjacent rod irons steam (vapor) outlet, can So that saturated vapor to precast concrete square pile be evenly heated with it is steam-cured, improve the quality of precast concrete square pile.

5, the bottom template of each precast concrete square pile mold is identical with the thickness of two pieces of side templates, bottom template and two Block side template is curved with a monolith steel plate, and the bottom mould of precast concrete square pile mold is gone out with a monolith steel plate bending machine bending Plate and two pieces of side templates, can remove the welding workload of bottom template and two pieces of side template junctions from, greatly improve work effect Rate improves the intensity of precast concrete square pile mold.

6, fillet is arranged in the junction of the bottom template of each precast concrete square pile mold and side template, can be convenient pre- Concrete square pile processed is deviate from from square pile die.

Detailed description of the invention

Fig. 1 is that right side structure of the utility model for the first embodiment of the steam curing device of precast concrete pile is illustrated Figure.

Fig. 2 is that forward structure of the utility model for the first embodiment of the steam curing device of precast concrete pile is illustrated Figure.

Fig. 3 is the top view of precast concrete pile tensioning equipment in Fig. 1.

Fig. 4 is the right side structure schematic diagram that precast concrete pile tensioning equipment removes after insulated wall in Fig. 3.

Fig. 5 is the structural schematic diagram of precast concrete square pile set of molds in Fig. 1.

Fig. 6 is enlarged drawing at the A of Fig. 5.

Fig. 7 is the top view of Fig. 5 precast concrete square pile set of molds.

Fig. 8 is enlarged drawing at the B of Fig. 7.

Fig. 9 is the lower support structure schematic diagram of Fig. 5 precast concrete square pile set of molds.

Figure 10 is that right side structure of the utility model for second of embodiment of steam curing device of precast concrete pile is shown It is intended to.

Figure 11 is that forward structure of the utility model for second of embodiment of steam curing device of precast concrete pile is shown It is intended to.

Figure 12 is the top view of precast concrete pile tensioning equipment in Figure 10.

Specific embodiment

Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.

As shown in Figures 1 to 9, the utility model is illustrated for the first embodiment of the steam curing device of precast concrete pile Figure.Steam curing device for precast concrete pile, which includes one, has the precast concrete pile tensioning dress for all around closing working region 1 precast concrete square pile set of molds set, being arranged in the working region of precast concrete pile tensioning equipment, a covering are pre- Concrete square pile die group processed and the fluffy lid 21 that sealing is formed with the top of precast concrete pile tensioning equipment, the concrete Earthwork pile die group includes 4 precast concrete square pile mold Isosorbide-5-Nitrae precast concretes being arranged by width direction horizontal alignment The length of square pile die 1 is identical, and each precast concrete square pile mold 1 includes horizontally disposed bottom template 2, is set to bottom The cavity that 2 two sides of portion's template and the two piece side templates 3 vertical with bottom template 2, bottom template 2 and two pieces of side templates 3 surround Cross section (perpendicular to the section in cavity length direction) be it is rectangular, forming is poured in the cavity of precast concrete square pile mold 1 And the precast concrete square pile of tensioning is kept, the outer wall of outermost two pieces of side templates 3 is provided with muti-piece stiffener plate 4, each The bottom template 2 of precast concrete square pile mold 1 is identical with the thickness of two pieces of side templates 3, is the steel plate of 3mm, each prefabricated The bottom template 2 of concrete square pile die 1 and two pieces of side templates 3 are curved with a monolith steel plate.Each precast concrete square pile mould Fillet 5 is arranged in the bottom template 2 of tool 1 and the junction of side template 3.Under the bottom template 2 of precast concrete square pile set of molds Side is welded with 3 rectangular steel tubes 6 being parallel to each other, and rectangular steel tube 6 is set by the length direction of precast concrete square pile mold 1 It sets, the two sidewalls of rectangular steel tube 6 are provided with multiple through-holes 7, are welded between rectangular steel tube 6 multiple perpendicular with rectangular steel tube 6 Rectangular trustship 8 and rectangular trustship 8 and the lower section of bottom template 2 are mutually welded, rectangular steel tube 6 and saturated steam pipe (not shown) It is connected.Positioned at outside two rectangular steel tubes 6 respectively with outermost two precast concrete square pile molds 1 (in order 1st, the 4th) the lower section of bottom template 2 mutually weld, be located in the middle a rectangular steel tube 6 respectively be located in the middle two It mutually welds the lower section of the bottom template 2 of a adjacent precast concrete square pile mold 1 (in order the 2nd, the 3rd).Every two There is gap 9, between every two adjacent precast concrete square pile mold 1 between a adjacent precast concrete square pile mold 1 9 size of gap be 9mm, with a plurality of on the outside of the ends of two pieces of side templates 3 of adjacent non-same precast concrete square pile mold 1 The rod iron 10 being arranged in a straight line connects, and rod iron 10 is mutually welded on the outside of the end of two pieces of side templates 3 respectively, every two adjacent steel There is steam (vapor) outlet 23 between stick 10.

As shown in Figures 1 to 4, precast concrete pile tensioning equipment, including 11,4 tensioning head plates 12 of concrete platform, The the first tensioning baffle 14 and a pair for drawing tailgate 13, a pair being separately fixed on concrete platform 11 to be parallel to each other are parallel to each other The second tensioning baffle 15 and end stretch board 16,1 precast concrete square pile can be arranged in precast concrete pile tensioning equipment Set of molds, the precast concrete square pile set of molds include 4 be arranged and be connected by width direction horizontal alignment it is prefabricated mixed Solidifying earthwork pile die 1, tensioning tailgate 13 respectively with the tail end of 4 precast concrete pile dies 1, a pair of second tensioning baffle 15 Stretching end (stretching force force side) perpendicular conflict, the stretching end (tensioning of end stretch board 16 and a pair of first tensioning baffle 14 Power force side) perpendicular conflict, tensioning head plate 12 passes through in multiple screw (not shown)s and precast concrete square pile mold 1 The nut (not shown) bolt that is accordingly arranged of precast concrete pile one end and tensioning head plate 12 and the concrete earthwork The cavity of pile die 1 matches and can move in the cavity of precast concrete square pile mold 1, and tensioning tailgate 13 passes through multiple screws The (not shown) nut being arranged corresponding to the precast concrete pile other end in 4 precast concrete square pile molds 1 is (in figure It is not shown) bolt.A tensioning head plate 12, the middle part of each tensioning head plate 12 is arranged in each precast concrete square pile mold 1 It is provided with a tensioning screw rod 17, the free end of tensioning screw rod 17 passes through the through-hole on end stretch board 16, and tensioning screw rod 17 is stretched The tensioning locking nut 18 of tensioning tensioning head plate 12 is provided at the position of end stretch board 16 out.First tensioning baffle 14 and The insulated wall 29 being connected is provided between two tensioning baffles 15.Insulated wall 29 is arranged on concrete platform 11.4 prefabricated mixed The tensioning tailgate 13 that solidifying earthwork pile die 1 is arranged connects into an entire plate.Be provided in tensioning head plate 12 it is multiple can allow screw insert The through-hole entered is provided with multiple through-holes 19 that screw can be allowed to be inserted on tensioning tailgate 13.First tensioning baffle 14 and the second tensioning The part that baffle 15 stretches in concrete platform 11 pours with concrete platform 11 and is integrated.Tensioning head plate 12, tensioning tailgate 13 and 16 three of end stretch board it is parallel to each other.Concrete platform 11 can be supported the bottom of tensioning tailgate 13, concrete Platform 11 can be supported the bottom of end stretch board 16.The concrete earthwork including 4 precast concrete square pile molds 1 Pile die group can be put by 13 inner wall of tensioning tailgate, a pair of first tensioning baffle, 14 inner wall, 15 inner wall of a pair of second tensioning baffle, The all around closed workspace for the precast concrete pile tensioning equipment that 16 inner wall of end stretch board and 2 stifled 29 inner walls of insulated wall are formed In domain, it can prevent saturated vapor from leaking from the surrounding of working region.The length of precast concrete square pile mold 1 is not more than tensioning The distance between 13 inner wall of tailgate and 16 inner wall of end stretch board (the i.e. length of the working region of precast concrete pile tensioning equipment Degree).When tensioning, the tensioning head plate 12 of precast concrete pile tensioning equipment and the cavity of precast concrete square pile mold 1 match simultaneously It can be moved in the cavity of precast concrete square pile mold 1, tensioning tailgate 13 and the tail end of precast concrete square pile mold 1 mutually hang down The stretching force for directing reach touching and precast concrete pile tensioning equipment does not act on precast concrete square pile mold 1, but makees respectively It perpendicular is supported used in end stretch board 16 and with the first tensioning of a pair baffle 14 of its perpendicular conflict, tensioning tailgate 13 and with its The second tensioning of a pair baffle 15 of touching.After tensioning in place, the tensioning head plate 12 of precast concrete pile tensioning equipment is stilled remain in In the cavity of precast concrete square pile mold 1.

As shown in Figure 10 to Figure 12, the utility model shows for second of embodiment of steam curing device of precast concrete pile It is intended to.Steam curing device for precast concrete pile, which includes one, has the precast concrete pile tensioning for all around closing working region Device, 2 precast concretes being arranged in the working region of precast concrete pile tensioning equipment by width direction horizontal alignment It square pile die group, 2 precast concrete square pile set of molds of covering and is formed with the top of precast concrete pile tensioning equipment The fluffy lid 21 of sealing has interval 22, each precast concrete square pile mould between two precast concrete square pile set of molds Tool group includes 4 precast concrete square pile mold Isosorbide-5-Nitrae precast concrete square pile molds 1 being arranged by width direction horizontal alignment Length it is identical.The knot of the precast concrete square pile set of molds of second of embodiment of steam curing device for precast concrete pile Structure is identical as the structure of precast concrete square pile set of molds of the first embodiment, and details are not described herein.

As shown in Figure 10 to Figure 12, precast concrete pile tensioning equipment, including 11,8 tensioning head plates 12 of concrete platform, The the first tensioning baffle 14 and a pair that tensioning tailgate 13, a pair being separately fixed on concrete platform 11 are parallel to each other are mutually flat The second capable tensioning baffle 15 and end stretch board 16, precast concrete pile tensioning equipment can be by width direction horizontal alignments 2 precast concrete square pile set of molds are set, and each precast concrete square pile set of molds includes 4 horizontal by width direction The precast concrete square pile mold 1 for being set side by side and being connected, tensioning tailgate 13 respectively with 8 precast concrete pile dies 1 Stretching end (stretching force force side) perpendicular conflict of tail end, a pair of second tensioning baffle 15, end stretch board 16 and a pair of the Stretching end (stretching force force side) perpendicular conflict of one tensioning baffle 14, tensioning head plate 12 (are not shown by multiple screws in figure The nut (not shown) bolt being arranged corresponding to precast concrete pile one end in precast concrete square pile mold 1 out) And the cavity of tensioning head plate 12 and precast concrete square pile mold 1 matches and can be in the cavity of precast concrete square pile mold 1 Mobile, tensioning tailgate 13 passes through the precast concrete pile in multiple screw (not shown)s and precast concrete square pile mold 1 The nut (not shown) bolt that the other end is accordingly arranged.A tensioning head is arranged in each precast concrete square pile mold 1 Plate 12, the middle part of each tensioning head plate 12 are provided with a tensioning screw rod 17, and the free end of tensioning screw rod 17 passes through end tensioning Through-hole on plate 16, tensioning screw rod 17 stretch out end stretch board 16 position at be provided with tensioning tensioning head plate 12 tensioning locking Nut 18.The insulated wall 29 being connected is provided between first tensioning baffle 14 and the second tensioning baffle 15.Insulated wall 29 is arranged On concrete platform 11.The tensioning tailgate 13 of 8 precast concrete square pile molds 1 setting connects into an entire plate.For pre- The other structures and the first reality of the precast concrete pile tensioning equipment of second of embodiment of steam curing device of concrete-pile processed The structure for applying the precast concrete pile tensioning equipment of mode is identical, and details are not described herein.

It is each pre- since the stretching force of precast concrete pile tensioning equipment does not act on precast concrete square pile mold 1 The bottom template 2 of concrete square pile die 1 processed and the steel plate thickness of side template 3 can be 1.5-6mm, the utility model it is pre- The bottom template 2 of concrete square pile die 1 processed and the thickness of side template 3 are far smaller than the bottom of current precast concrete square pile mold The thickness of portion's template and side template, and bottom template 2 and the length of side template 3 is generally at 10 meters or more, the utility model it is pre- Concrete square pile die 1 processed can greatly reduce the dosage of steel, and the cost of precast concrete square pile mold is greatly reduced.And And bottom template 2 due to the precast concrete square pile mold 1 of the utility model and side template 3 are the steel of thickness 1.5-6mm Plate, side template 3 is because relatively thin have certain elasticity and intensity, and in demoulding, side template 3 can produce a certain amount of deformation, Precast concrete square pile is facilitated to deviate from from square pile die.After precast concrete square pile deviates from mold, side template 3 is because have one Fixed elasticity and intensity, can recover immediately original state.Gap 9 between every two adjacent precast concrete square pile mold 1 is big Small is 3-30mm, is connected on the outside of the end of two pieces of side templates 3 of adjacent non-same precast concrete square pile mold 1 with connector It connects, the outer wall of outermost two pieces of side templates 3 is provided with muti-piece stiffener plate 4, two adjacent precast concrete square pile molds 1 Between gap 9 it is smaller, two pieces can be not added stiffener plate 4 and can be supported mutually with the adjacent side template 3 that connector connects, side Template 3 can restore to the original state.

It is preferred that the bottom template 2 of each precast concrete square pile mold 1 and the steel plate thickness of side template 3 are 2.5- 4.5mm, precast concrete square pile set of molds may include 2-10 precast concrete square pile mold 1.Bottom template 2 and side template When 3 steel plate thickness is 1.5mm or so, side template 3 elasticity it is poor, intensity is lower, need with more stiffener plate 4 come Increase elasticity and intensity.When the steel plate thickness of bottom template 2 and side template 3 is 6mm or so, the elasticity of side template 3 is poor, strong Degree is higher, and rolled steel dosage is also larger.The bottom template 2 and side template 3 of precast concrete square pile mold 1 are thickness 2.5- The steel plate of 4.5mm, can make precast concrete square pile mold 1 have preferable elasticity and intensity, and side template 3 has preferable restore The ability of deformation, and save the dosage of steel.Arc-shaped transition section can be set in the junction of bottom template 2 and side template 3.It is prefabricated Arc-shaped transition section is arranged in the bottom template 2 of concrete square pile die 1 and the junction of side template 3, can be convenient precast concrete Square pile is deviate from from square pile die.

It is further preferred that the bottom template 2 of precast concrete square pile mold 1 and the thickness of side template 3 are 3-4mm.

It is preferred that precast concrete square pile set of molds may include 3-6 precast concrete square pile mold 1, every two is adjacent Precast concrete square pile mold 1 between 9 size of gap be 6-15mm, the adjacent non-same precast concrete square pile mould Connector between on the outside of the end of two pieces of side templates 3 of tool 1 is the rod iron 10 or steel pipe that one or more is arranged in a straight line, rod iron 10 or steel pipe mutually welded on the outside of the end of two pieces of side templates 3 respectively, the bottom template 2 of precast concrete square pile mold 1 and side The junction of template 3 is provided with arc-shaped transition section.

Precast concrete square pile set of molds includes 4 precast concrete square pile molds being arranged by width direction horizontal alignment 1, with the gap of 9mm, the adjacent non-same precast concrete between every two adjacent precast concrete square pile mold 1 Connector between on the outside of the end of two pieces of side templates 3 of square pile die 1 is a plurality of rod iron 10 being arranged in a straight line, every two phases There is steam (vapor) outlet 23, the bottom template 2 of the precast concrete square pile mold 1 and the thickness of side template 3 between adjacent rod iron 10 Spend identical, the bottom template 2 and side template 3 of precast concrete square pile mold 1 are curved with a monolith steel plate, precast concrete square pile The arc-shaped transition section of the junction setting of the bottom template and side template of mold is fillet.The adjacent non-same concrete earthwork It is weldingly connected and is connect with rod iron 10 on the outside of the end of two pieces of side templates 3 of pile die 1, precast concrete square pile set of molds can be saved Occupied ground area, improve place utilization rate.The outer wall of outermost two pieces of side templates 3 is provided with muti-piece stiffener plate 4, and Other side templates 3 are since the gap between every two adjacent precast concrete square pile mold 1 is 9mm, since gap is smaller, The outer wall setting stiffener plate 4 of other side templates 3 is more difficult, but by adjacent non-same precast concrete square pile mould It is weldingly connected and is connect with rod iron 10 on the outside of the end of two pieces of side templates 3 of tool 1, other side templates 3 can use adjacent side template 3 And the rod iron 10 of welding is supported increase elasticity and intensity, and deformation is facilitated to demould, demoulding rear side template 3 can recover immediately Original state.The bottom template 2 of precast concrete square pile mold 1 is identical with the thickness of two pieces of side templates 3, precast concrete square pile mold 1 bottom template 2 and two pieces of side templates 3 are bent into a monolith steel plate with bending machine, can remove bottom template 2 and two pieces of sides from The welding workload of 3 junction of template greatly improves working efficiency, improves the intensity of precast concrete square pile mold 1.

Precast concrete square pile set of molds includes 4 precast concrete square pile molds being arranged by width direction horizontal alignment When 1,3 rectangular steel tubes 6 being parallel to each other are welded in the lower section of the bottom template 2 of precast concrete square pile set of molds, it is rectangular Steel pipe 6 is arranged by the length direction of precast concrete square pile mold 1, and the two sidewalls of rectangular steel tube 6 are provided with multiple through-holes 7, rectangular The lower section phase of multiple rectangular trustships 8 perpendicular with rectangular steel tube 6 and rectangular trustship 8 and bottom template 2 is welded between steel pipe 6 Welding, two rectangular steel tubes 6 bottom template 2 with outermost two precast concrete square pile molds 1 respectively positioned at outside Lower section mutually weld, be located in the middle a rectangular steel tube 6 respectively be located in the middle two adjacent precast concrete square piles The lower section of the bottom template 2 of mold 1 is mutually welded, can be in the feelings for the bottom support strength for guaranteeing precast concrete square pile set of molds The dosage that rectangular steel tube 6 is reduced under condition, reduces cost.

Precast concrete pile tensioning equipment can be provided with 2-6 precast concrete square piles by width direction with horizontal alignment Set of molds has interval between every two adjacent precast concrete square pile set of molds.

Certainly, precast concrete pile tensioning equipment can be to solid square pile, hollow square pile, Filled Rectangle stake, hollow rectangle Stake, filled circles stake etc. carry out tensioning.Certainly, the steel pipe for leading to saturated vapor can be rectangular steel tube 6, be also possible to rectangular steel pipe, It can also be round steel pipe.Certainly, the thickness of the template of different precast concrete square pile molds 1 can not be identical.Certainly, two 9 size of gap between adjacent precast concrete square pile mold 1 can be different.Certainly, outermost side template 3 and phase The bottom template 2 of connection can be respectively independent, curves without a monolith steel plate, outermost side template 3 passes through with bottom template 2 Connection bolt is connected.Certainly, connector is not limited only to rod iron 10 or steel pipe, is also possible to iron staff, (its section is circle to iron pipe Shape, circular ring shape), (its section is ellipse, square, triangle, water chestnut to strip steel bar, the iron bar for being also possible to other shapes Shape, rectangle, trapezoidal etc.).

Precast concrete square pile set of molds the production method is as follows:

Suitable several pieces of the monolith steel plate of length and width is determined, each monolith steel plate bending machine bending is gone out one piece Side template (there is fillet in the junction of bottom template and side template), with bending machine bending go out another piece of side template (bottom template with There is fillet in the junction of side template), several precast concrete square pile molds after bending are put by width direction horizontal alignment It sets, leaves certain gap between every two adjacent precast concrete square pile mold, weld square bar below the template of bottom Pipe and rectangular trustship, on the outside of the ends of two pieces of side templates of adjacent non-same precast concrete square pile mold with rod iron weld into Row connection, burn-ons muti-piece stiffener plate in the outer wall of outermost two pieces of side templates, obtains precast concrete square pile set of molds.

It should be noted that specific embodiment is only the explanation and illustration to technical solutions of the utility model, do not answer It is understood as the restriction to technical solutions of the utility model, it is any that local change is only made using the utility model in essence content , it should fall into the protection scope of the utility model.

Claims (10)

1. a kind of steam curing device for precast concrete pile, it is characterised in that: the steam-cured dress for precast concrete pile It sets to have including one and all around closes the precast concrete pile tensioning equipment of working region, in precast concrete pile tensioning equipment 1 or more precast concrete pile set of molds being arranged in working region, a covering precast concrete pile set of molds and with it is prefabricated The Peng Gai of sealing is formed on the top of concrete-pile tensioning equipment, and the precast concrete pile set of molds includes multiple by width direction The precast concrete pile die of horizontal alignment setting has in the cavity of precast concrete pile die and pours forming and keep tensioning Precast concrete pile has gap, the precast concrete pile set of molds between every two adjacent precast concrete pile die Lower section be welded with the steel pipe being parallel to each other that 2 or more the length directions by precast concrete pile die are arranged, open on steel pipe There are multiple through-holes, the bottom phase of multiple trustships perpendicular with its and trustship and precast concrete pile die is welded between steel pipe Welding, steel pipe are connected with saturated steam pipe.

2. the steam curing device according to claim 1 for precast concrete pile, it is characterised in that: the precast concrete Stake tensioning equipment includes that concrete platform, multiple tensioning head plates, tensioning tailgate, a pair for being separately fixed on concrete platform are flat The first capable tensioning baffle and a pair of the second parallel tensioning baffle, end stretch board, tensioning tailgate prefabricated are mixed with each respectively The perpendicular conflict of stretching end of the tail end, a pair of second tensioning baffle of solidifying soil pile die, end stretch board and a pair of first tensioning The perpendicular conflict of the stretching end of baffle, tensioning head plate pass through the precast concrete pile in multiple screws and precast concrete pile die The cavity of nut bolt and tensioning head plate and precast concrete pile die that one end is accordingly arranged matches and is maintained at prefabricated mixed In the cavity of solidifying soil pile die, tensioning tailgate passes through the precast concrete pile in multiple screws and each precast concrete pile die The nut bolt that the other end is accordingly arranged, the length of precast concrete pile die is no more than tensioning tailgate inner wall and end tensioning A tensioning head plate, the middle part setting of each tensioning head plate is arranged in the distance between plate inner wall, each precast concrete pile die There is a tensioning screw rod, the free end of tensioning screw rod passes through the through-hole on the stretch board of end, and tensioning screw rod stretches out end stretch board Position at be provided with tensioning tensioning head plate tensioning locking nut, be provided between the first tensioning baffle and the second tensioning baffle The insulated wall being connected.

3. the steam curing device according to claim 2 for precast concrete pile, it is characterised in that: the precast concrete Pile die group is precast concrete square pile set of molds, and the precast concrete square pile set of molds includes multiple by width direction level The precast concrete square pile mold being set side by side, precast concrete square pile mold include horizontally disposed bottom template, are set to bottom The cross section for the cavity that portion template two sides and the two piece side templates vertical with bottom template, bottom template and two pieces of side templates surround To be rectangular, there are the precast concrete square pile for pouring forming and keeping tensioning, every two in the cavity of precast concrete square pile mold There is gap, the lower section of the bottom template of the precast concrete square pile set of molds between adjacent precast concrete square pile mold It is welded with the rectangular steel tube being parallel to each other that 2 or more the length directions by precast concrete square pile mold are arranged, rectangular steel tube Two sidewalls be provided with multiple through-holes, multiple rectangular trustships perpendicular with it are welded between rectangular steel tube and rectangular trustship and bottom Portion's template is mutually welded, and rectangular steel tube is connected with saturated steam pipe.

4. the steam curing device according to claim 3 for precast concrete pile, it is characterised in that: described each prefabricated mixed The bottom template and side template of solidifying earthwork pile die are the steel plate of thickness 1.5-6mm, the every two adjacent concrete earthwork Gap size between pile die is 3-30mm, the end of two pieces of side templates of adjacent non-same precast concrete square pile mold Outside is connected with connector, and the outer wall of outermost two pieces of side templates is provided with muti-piece stiffener plate.

5. the steam curing device according to claim 4 for precast concrete pile, it is characterised in that: the precast concrete The bottom template of square pile die and the thickness of side template are 2.5-4.5mm, and precast concrete square pile set of molds includes 2-10 Precast concrete square pile mold.

6. the steam curing device according to claim 5 for precast concrete pile, it is characterised in that: the precast concrete The bottom template of square pile die and the thickness of side template are 3-4mm.

7. the steam curing device according to claim 5 for precast concrete pile, it is characterised in that: the precast concrete Square pile die group includes 3-6 precast concrete square pile mold, between every two adjacent precast concrete square pile mold between Gap size is 6-15mm, on the outside of the ends of two pieces of side templates of the adjacent non-same precast concrete square pile mold between Connector is one or more rod iron or steel pipe for being arranged in a straight line, rod iron or steel pipe respectively with phase on the outside of the end of two pieces of side templates Welding, the bottom template of precast concrete square pile mold and the junction of side template are provided with arc-shaped transition section.

8. the steam curing device according to claim 7 for precast concrete pile, it is characterised in that: the precast concrete Square pile die group includes 4 precast concrete square pile molds, the gap between every two adjacent precast concrete square pile mold Size is 9mm, the connection between the end outside of two pieces of side templates of the adjacent non-same precast concrete square pile mold Part is a plurality of rod iron being arranged in a straight line, and has steam (vapor) outlet, the precast concrete square pile between every two adjacent rod irons The bottom template of mold is identical with the thickness of side template, one monolith of bottom template and side template of precast concrete square pile mold Steel plate curves, and the arc-shaped transition section of the junction setting of the bottom template and side template of precast concrete square pile mold is fillet.

9. the steam curing device according to claim 8 for precast concrete pile, it is characterised in that: the precast concrete The mutual flat of 3 length direction settings by precast concrete square pile mold is welded with below the bottom template of square pile die group Capable rectangular steel tube, the two sidewalls of rectangular steel tube are provided with multiple through-holes, are welded between rectangular steel tube multiple perpendicular with it Rectangular trustship and rectangular trustship is mutually welded with bottom template, positioned at outside rectangular steel tube respectively with outermost precast concrete The lower section of the bottom template of square pile die is mutually welded, be located in the middle rectangular steel tube respectively be located in the middle it is two adjacent pre- It mutually welds the lower section of the bottom template of concrete square pile die processed.

10. the steam curing device according to claim 3 for precast concrete pile, it is characterised in that: the concrete Native stake tensioning equipment is provided with 2-6 precast concrete square pile set of molds by width direction horizontal alignment, every two adjacent There is interval between precast concrete square pile set of molds.