CN208645643U - A kind of steam curing device for precast concrete pile - Google Patents

Abstract

The utility model discloses a kind of steam curing devices for precast concrete pile, including more than one precast concrete pile tensioning equipment and 1 or more precast concrete pile set of molds being arranged in each tensioning equipment, the steam-cured region of one setting tensioning equipment, the enclosure wall for surrounding tensioning equipment on steam-cured region on four sides is set, one covering tensioning equipment and the Peng Gai that sealing is formed with the enclosure wall in steam-cured region, 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 mold, there is gap between every two adjacent mold, 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, it is welded between steel pipe multiple Bottom of perpendicular trustship and trustship and mold is mutually welded with its, and steel pipe is connected with saturated steam pipe.

Description

A kind of 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, a kind of steam curing device for precast concrete pile of the utility model, the use In the steam curing device of precast concrete pile include more than one precast concrete pile tensioning equipment and in each precast concrete Stake tensioning equipment in be arranged 1 or more precast concrete pile set of molds, one setting precast concrete pile tensioning equipment steaming It supports region, the enclosure wall for surrounding precast concrete pile tensioning equipment on steam-cured region on four sides, a covering precast concrete is set Stake tensioning equipment and the Peng Gai that sealing is formed with the enclosure wall in steam-cured region, the precast concrete pile set of molds includes multiple by width The precast concrete pile die of direction horizontal alignment setting is spent, pours forming and holding in the cavity of precast concrete pile die The precast concrete pile of tensioning has gap, the precast concrete pile between every two adjacent precast concrete pile die The steel pipe being parallel to each other that 2 or more the length directions by precast concrete pile die are arranged, steel are welded with below set of molds It is provided with multiple through-holes on pipe, multiple trustships perpendicular with it and trustship and precast concrete pile die are welded between steel pipe Bottom 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 Head plate, tensioning tailgate, a pair of the first tensioning baffle in parallel being separately fixed on concrete platform and a pair are parallel above Second tensioning baffle, end stretch board, tensioning tailgate respectively with the tail end of each precast concrete pile die, a pair of second tensioning The perpendicular conflict of the stretching end of baffle, the perpendicular conflict of stretching end of end stretch board and a pair of first tensioning baffle, tensioning head Plate passes through multiple screws nut bolt being arranged corresponding to precast concrete pile one end in precast concrete pile die and opens The cavity of pull head plate and precast concrete pile die matches and is maintained in the cavity of precast concrete pile die, and tensioning tailgate is logical Multiple screws nut bolt being arranged corresponding to the precast concrete pile other end in each precast concrete pile die is crossed, in advance The length of concrete-pile mold processed is not more than the distance between tensioning tailgate inner wall and end stretch board inner wall, each concrete A tensioning head plate is arranged in native pile die, is provided with a tensioning screw rod, the freedom of tensioning screw rod in the middle part of each tensioning head plate The through-hole on the stretch board of end is held, of tensioning tensioning head plate is provided at the position of tensioning screw rod stretching end stretch board Draw locking nut.

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, described Precast concrete square pile mold includes horizontally disposed bottom template, set on bottom template two sides and vertical with bottom template two Block side template, the cross section for the cavity that bottom template is surrounded with two pieces of side templates are rectangular, the chamber of precast concrete square pile mold There is the precast concrete square pile for pouring forming and keeping tensioning in vivo, has between every two adjacent precast concrete square pile mold There is gap, 2 or more are welded with below the bottom template of the precast concrete square pile set of molds by precast concrete square pile The rectangular steel tube of the length direction setting of mold being parallel to each other, the two sidewalls of rectangular steel tube are provided with multiple through-holes, rectangular steel tube Between be welded with multiple perpendicular rectangular trustships with its and rectangular trustship is mutually welded with bottom template, rectangular steel tube and saturation are steamed Steam pipe is connected.

As the improvement of the utility model, the precast concrete square pile set of molds includes 2-10 precast concrete square pile Mold, the bottom template and side template of each precast concrete square pile mold are the steel plate of thickness 1.5-6mm, and every two is adjacent Precast concrete square pile mold between gap size be 3-30mm, the two of adjacent non-same precast concrete square pile mold It is connected on the outside of the end of block side template with connector, the outer wall of outermost two pieces of side templates is provided with muti-piece stiffener plate.

As the improvement of the utility model, the precast concrete square pile set of molds includes 3-6 precast concrete square pile Mold, the bottom template and side template of each precast concrete square pile mold are the steel plate of thickness 2.5-4.5mm, every two phase Gap size between adjacent precast concrete square pile mold is 6-15mm, adjacent non-same precast concrete square pile mold Connector between on the outside of the end of two pieces of side templates is the rod iron or steel pipe that one or more is arranged in a straight line, rod iron or steel pipe point It is not welded mutually on the outside of the end of two pieces of side templates, the bottom template of each precast concrete square pile mold and the combination of side template Place 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 Tool, the bottom template of each precast concrete square pile mold and the thickness of side template are 3-4mm, every two adjacent prefabricated mixed Gap size between solidifying earthwork pile die is 9mm, two pieces of side templates of adjacent non-same precast concrete square pile mold Connector between on the outside of end is a plurality of rod iron being arranged in a straight line, and has steam (vapor) outlet between every two adjacent rod irons, The bottom template of each precast concrete square pile mold is identical with the thickness of two pieces of side templates, and bottom template and two pieces of side templates are used One monolith steel plate curves, and the arc-shaped transition section of the junction setting of bottom template and side template is fillet, 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 rectangular steel tube positioned at outside is respectively and under the bottom template of outermost precast concrete square pile mold Side is mutually welded, be located in the middle rectangular steel tube respectively with the bottom that is located in the middle two adjacent precast concrete square pile molds It mutually welds the lower section of template.

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.

As the improvement of the utility model, it is provided on the concrete platform of the precast concrete pile tensioning equipment multiple The condensate draining pipe that can prevent saturated vapor from leaking.

As the improvement of the utility model, the precast concrete pile tensioning equipment of Peng Gai covering is set on steam-cured region all around It is equipped with multiple condensate draining pipes or condensate water discharging ditch that can prevent saturated vapor from leaking.

As the improvement of the utility model, it is provided on the concrete platform of the precast concrete pile tensioning equipment heat-insulated Layer and/or the precast concrete pile tensioning equipment of Peng Gai covering are provided with thermal insulation layer on steam-cured region all around.

A kind of steam curing device for precast concrete pile of the utility model has the beneficial effect that

1, the enclosure wall that Peng Gai surrounds precast concrete pile tensioning equipment with the four sides that a steam-cured region is arranged in forms one A that precast concrete pile tensioning equipment is included in interior substantially closed space, saturated vapor is full of the confined space to right Precast concrete pile in precast concrete pile die carries out steam-cured, it may be convenient in the steaming of precast concrete pile tensioning equipment It is steam-cured to precast concrete pile progress on feeding region, it is steam-cured to carry out without building dedicated steam-cured pond, it can substantially drop Low investment 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 complete tensioning on precast concrete pile tensioning equipment, pour forming and steaming The processes such as feeding, it is possible to reduce the number of lifting and the displacement of precast concrete square pile mold reduces workload, and reduction is produced into This.

3, precast concrete square pile set of molds includes 2-10 precast concrete square pile mold, each precast concrete square pile The bottom template and side template of mold are the steel plate of thickness 1.5-6mm, every two adjacent precast concrete square pile mold it Between gap size be 3-30mm, with connecting on the outside of the ends of two pieces of side templates of adjacent non-same precast concrete square pile mold Fitting connection, the outer wall of outermost two pieces of side templates is provided with muti-piece stiffener plate, due to precast concrete square pile mold Bottom template and two pieces of side templates are the steel plate of thickness 1.5-6mm, and side template has certain elasticity and intensity because of relatively thin, In demoulding, side template can produce a certain amount of deformation, and precast concrete square pile is facilitated to deviate from from square pile die.It is prefabricated mixed After solidifying earthwork stake abjection mold, side template is because have certain elasticity and intensity, two adjacent precast concrete square pile moulds Gap between tool is smaller, and two pieces can be not added stiffener plate with the adjacent side template that connector connects and can support mutually, side Template can restore to the original state.Multiple rectangular trustships perpendicular with it and rectangular trustship and bottom mould are welded between rectangular steel tube Plate mutually welds, and the bottom template of precast concrete square pile mold can be held with rectangular steel tube and rectangular trustship, increases bottom mould The intensity of plate prevents bottom template deformation, guarantees that the shape of precast concrete square pile is qualified, can be convenient precast concrete square pile The lifting and displacement of mold.

4, precast concrete square pile set of molds includes 4 precast concrete square pile molds, each precast concrete square pile mould The bottom template of tool and the thickness of side template are 3-4mm, the gap between every two adjacent precast concrete square pile mold Size is 9mm, and the connector between the end outside of two pieces of side templates of adjacent non-same precast concrete square pile mold is The a plurality of rod iron being arranged in a straight line has steam (vapor) outlet between every two adjacent rod irons, can save the occupied ground face of mold Product improves place utilization rate.Gap size between every two adjacent precast concrete square pile mold is 9mm, adjacent two Connector between the end of block side template is rod iron, and the side template of precast concrete square pile mold can be made to have better elasticity And intensity, side template have the more preferable ability for restoring deformation.Connector between the end of two pieces of adjacent side templates is a plurality of The rod iron being arranged in a straight line has steam (vapor) outlet between every two adjacent rod irons, saturated vapor can be made 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.The bottom template of each precast concrete square pile mold and the knot of side template Fillet is set at conjunction, can be convenient precast concrete square pile and deviate from from square pile die.The bottom of precast concrete square pile mold The steel plate thickness of template and two pieces of side templates is 3-4mm, can make precast concrete square pile mold have it is extraordinary elasticity and Intensity realizes the very good combination of elasticity and intensity, and side template is made to have the extraordinary ability for restoring deformation.

6, the condensed water that can prevent saturated vapor from leaking is provided on the concrete platform of precast concrete pile tensioning equipment Drainpipe, the precast concrete pile tensioning equipment of Peng Gai covering are provided on steam-cured region all around and can prevent saturated vapor from leaking Condensate draining pipe or condensate water discharging ditch, the condensed condensed water of saturated vapor can be discharged in time and prevent saturated vapor Leakage, guarantees steam-cured effect, facilitates worker operation.

7, it is provided with thermal insulation layer on the concrete platform of precast concrete pile tensioning equipment and/or the prefabricated of Peng Gai covering mixes Solidifying soil stake tensioning equipment is provided with thermal insulation layer on steam-cured region all around, can reduce the thermal loss of saturated vapor, improve full With the utilization rate of steam.

Detailed description of the invention

Fig. 1 is a kind of right side structure for the first embodiment of the steam curing device of precast concrete pile of the utility model Schematic diagram.

Fig. 2 is a kind of forward structure for the first embodiment of the steam curing device of precast concrete pile of the utility model Schematic diagram.

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

Fig. 4 is a kind of structure in the steam-cured region containing concrete platform of steam curing device for precast concrete pile of Fig. 1 Schematic diagram.

Fig. 5 is sectional view along A-A in Fig. 4.

Fig. 6 is B-B direction cross-sectional view in Fig. 4.

Fig. 7 is the structural schematic diagram of precast concrete square pile set of molds in Fig. 1.

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

Fig. 9 is the top view of Fig. 7 precast concrete square pile set of molds.

Figure 10 is enlarged drawing at the D of Fig. 9.

Figure 11 is the lower support structure schematic diagram of Fig. 7 precast concrete square pile set of molds.

Figure 12 is that a kind of right side of second of embodiment of steam curing device for precast concrete pile of the utility model is tied Structure schematic diagram.

Figure 13 is a kind of forward junction of second of embodiment of steam curing device for precast concrete pile of the utility model Structure schematic diagram.

Figure 14 is the top view of precast concrete pile tensioning equipment in Figure 12.

Figure 15 is a kind of right side knot for the third embodiment of the steam curing device of precast concrete pile of the utility model Structure schematic diagram.

Figure 16 is a kind of forward junction for the third embodiment of the steam curing device of precast concrete pile of the utility model Structure schematic diagram.

Figure 17 is the top view of precast concrete pile tensioning equipment in Figure 15.

Figure 18 is that a kind of right side of the 4th kind of embodiment of steam curing device for precast concrete pile of the utility model is tied Structure schematic diagram.

Figure 19 is a kind of forward junction of the 4th kind of embodiment of the steam curing device for precast concrete pile of the utility model Structure schematic diagram.

Figure 20 is the top view of precast concrete pile tensioning equipment in Figure 18.

Specific embodiment

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

As shown in Figure 1 to 11, a kind of the first embodiment party of the steam curing device for precast concrete pile of the utility model Formula schematic diagram.A kind of steam curing device for precast concrete pile includes a precast concrete pile tensioning equipment and prefabricated mixed Coagulate 1 precast concrete square pile set of molds being arranged in soil stake tensioning equipment, a setting precast concrete pile tensioning thereon fills The steam-cured region 24 set is arranged in and surrounds 28, one, enclosure wall of precast concrete pile tensioning equipment on steam-cured region 24 on four sides and cover Lid precast concrete pile tensioning equipment and the fluffy lid 21 that sealing is formed with the enclosure wall 28 in steam-cured region 24, the concrete earthwork Pile die group includes 4 precast concrete square pile mold Isosorbide-5-Nitrae precast concrete square piles being arranged by width direction horizontal alignment The length of mold 1 is identical, and each precast concrete square pile mold 1 includes horizontally disposed bottom template 2, is set to bottom mould 2 two sides of plate and the two piece side templates 3 vertical with bottom template 2, the cavity that bottom template 2 and two pieces of side templates 3 surround it is transversal Face (perpendicular to the section in cavity length direction) be it is rectangular, forming and guarantor are poured in the cavity of precast concrete square pile mold 1 The precast concrete square pile of tensioning is held, the outer wall of outermost two pieces of side templates 3 is provided with muti-piece stiffener plate 4, each prefabricated The bottom template 2 of concrete square pile die 1 is identical with the thickness of two pieces of side templates 3, is the steel plate of 3mm, each concrete The bottom template 2 of earthwork pile die 1 and two pieces of side templates 3 are curved with a monolith steel plate.Each precast concrete square pile mold 1 Fillet 5 is arranged in the junction of bottom template 2 and side template 3.It welds the lower section of the bottom template 2 of precast concrete square pile set of molds There are 3 rectangular steel tubes 6 being parallel to each other, rectangular steel tube 6 is arranged by the length direction of precast concrete square pile mold 1, rectangular The two sidewalls of steel pipe 6 are provided with multiple through-holes 7, and the multiple and perpendicular rectangular trustship of rectangular steel tube 6 is welded between rectangular steel tube 6 8 and rectangular trustship 8 and the lower section of bottom template 2 mutually weld, rectangular steel tube 6 is connected with saturated steam pipe (not shown). Positioned at outside two rectangular steel tubes 6 respectively with outermost two precast concrete square pile molds 1 (in order the 1st, 4) the lower section of bottom template 2 mutually weld, be located in the middle a rectangular steel tube 6 respectively with to be located in the middle two adjacent The lower section of bottom template 2 of precast concrete square pile mold 1 (in order the 2nd, the 3rd) mutually weld.Every two is adjacent Precast concrete square pile mold 1 between there is gap 9, the gap 9 between every two adjacent precast concrete square pile mold 1 Size is 9mm, presses straight line with a plurality of on the outside of the end of two pieces of side templates 3 of adjacent non-same precast concrete square pile mold 1 The rod iron 10 of arrangement 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 rod irons 10 it Between have steam (vapor) outlet 23.Steam-cured region 24 carries out for the steam curing device for precast concrete pile to precast concrete square pile Working region place when steam-cured operation can be the ground grading of hardening according to use demand, be also possible to smooth mix Solidifying soil face.

As shown in Figures 1 to 6, precast concrete pile tensioning equipment, including 11,4 tensioning head plates 12 of concrete platform, The the first tensioning baffle 14 for drawing tailgate 13, a pair being separately fixed on concrete platform 11 to be parallel to each other and a pair of above phase Mutually 1 concrete can be arranged in parallel the second tensioning baffle 15 and end stretch board 16, precast concrete pile tensioning equipment Earthwork pile die group, the precast concrete square pile set of molds include 4 and are arranged and are connected by width direction horizontal alignment Precast concrete square pile mold 1, tensioning tailgate 13 are kept off with the tail end of 4 precast concrete pile dies 1, a pair of second tensioning respectively Stretching end (stretching force force side) perpendicular conflict of plate 15, the stretching end of end stretch board 16 and a pair of first tensioning baffle 14 (stretching force force side) perpendicular conflict, tensioning head plate 12 pass through multiple screw (not shown)s and precast concrete square pile mould The nut (not shown) bolt and tensioning head plate 12 and concrete that precast concrete pile one end in tool 1 is accordingly arranged The cavity of earthwork pile die 1 matches and can move in the cavity of precast concrete square pile mold 1, and tensioning tailgate 13 passes through multiple The screw (not shown) nut being arranged corresponding to the precast concrete pile other end in 4 precast concrete square pile molds 1 (not shown) bolt.A tensioning head plate 12 is arranged in each precast concrete square pile mold 1, each tensioning head plate 12 Middle part is provided with a tensioning screw rod 17, and the free end of tensioning screw rod 17 passes through the through-hole on end stretch board 16, tensioning screw rod The tensioning locking nut 18 of tensioning tensioning head plate 12 is provided at the position of 17 stretching end stretch boards 16.4 precast concretes The tensioning tailgate 13 that square pile die 1 is arranged connects into an entire plate.Be provided in tensioning head plate 12 it is multiple can allow screw be inserted into Through-hole 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 baffle 15 parts stretched in concrete platform 11 are poured with concrete platform 11 to be integrated.Tensioning head plate 12,13 and of tensioning tailgate Stretch board 16 three in end 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.Precast concrete square pile mould including 4 precast concrete square pile molds 1 Tool group can be put by 13 inner wall of tensioning tailgate, 14 inner wall of a pair of first tensioning baffle, a pair of second tensioning baffle, 15 inner wall and end In the working region for the precast concrete pile tensioning equipment that head 16 inner wall of stretch board surrounds.The length of precast concrete square pile mold 1 Degree is not more than the distance between 13 inner wall of tensioning tailgate and 16 inner wall of end stretch board (the i.e. work of precast concrete pile tensioning equipment Make the length in region).When tensioning, tensioning head plate 12 and the precast concrete square pile mold 1 of precast concrete pile tensioning equipment Cavity matches and can move in the cavity of precast concrete square pile mold 1, tensioning tailgate 13 and precast concrete square pile mold 1 The perpendicular conflict of tail end and the stretching force of precast concrete pile tensioning equipment do not act on precast concrete square pile mold 1, But be respectively acting on end stretch board 16 and with the first tensioning of a pair baffle 14 of its perpendicular conflict, tensioning tailgate 13 and with The second tensioning of a pair baffle 15 of its perpendicular conflict.After tensioning in place, the tensioning head plate 12 of precast concrete pile tensioning equipment It stills remain in the cavity of precast concrete square pile mold 1.It is set on the concrete platform 11 of precast concrete pile tensioning equipment It is equipped with multiple condensate draining pipes 25 that can prevent saturated vapor from leaking, the precast concrete pile tensioning equipment four that fluffy lid 21 covers The condensate draining pipe 25 that can prevent saturated vapor from leaking is provided on the steam-cured region 24 enclosed.Precast concrete pile tensioning equipment Concrete platform 11 on be provided with thermal insulation layer 26, the steam-cured region of the precast concrete pile tensioning equipment that fluffy lid 21 covers all around Thermal insulation layer 26 is provided on 24.

As shown in Figure 12 to Figure 14, a kind of second of embodiment party of steam curing device for precast concrete pile of the utility model Formula schematic diagram.A kind of steam curing device for precast concrete pile includes a precast concrete pile tensioning equipment and prefabricated mixed It is arranged thereon in solidifying soil stake tensioning equipment by 2 precast concrete square pile set of molds of width direction horizontal alignment setting, one The steam-cured region 24 of precast concrete pile tensioning equipment, setting surround precast concrete pile tensioning dress on four sides on steam-cured region 24 28, one, the enclosure wall set covering precast concrete pile tensioning equipments and the Peng Gai that sealing is formed with the enclosure wall 28 in steam-cured region 24 21, there is interval 22, each precast concrete square pile set of molds includes 4 between two precast concrete square pile set of molds Length by the precast concrete square pile mold Isosorbide-5-Nitrae precast concrete square pile mold 1 of width direction horizontal alignment setting is identical. The structure of the precast concrete square pile set of molds of second of embodiment of steam curing device for precast concrete pile and the first The structure of the precast concrete square pile set of molds of embodiment is identical, and details are not described herein.

As shown in Figure 12 to Figure 14, precast concrete pile tensioning equipment, including 11,8 tensioning head plates 12 of concrete platform, The the first tensioning baffle 14 and a pair of above phase that tensioning tailgate 13, a pair being separately fixed on concrete platform 11 are parallel to each other Mutually parallel the second tensioning baffle 15 and end stretch board 16, precast concrete pile tensioning equipment can be by width direction levels 2 precast concrete square pile set of molds are set side by side, each precast concrete square pile set of molds includes 4 and presses width direction The precast concrete square pile mold 1 that horizontal alignment is arranged and is connected, tensioning tailgate 13 respectively with 8 precast concrete pile moulds Stretching end (stretching force force side) perpendicular conflict of the tail end of tool 1, a pair of second tensioning baffle 15, end stretch board 16 and one Stretching end (stretching force force side) perpendicular conflict to the first tensioning baffle 14, tensioning head plate 12 is by multiple screws (in figure It is not shown) corresponding to precast concrete pile one end in the precast concrete square pile mold 1 nut (not shown) phase being arranged It is spirally connected and the cavity of tensioning head plate 12 and precast concrete square pile mold 1 matches and can be in the chamber of precast concrete square pile mold 1 Mobile in vivo, tensioning tailgate 13 passes through the concrete in multiple screw (not shown)s and precast concrete square pile mold 1 The nut (not shown) bolt that the native stake other end is accordingly arranged.Each precast concrete square pile mold 1 is arranged one Pull head 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 Through-hole on stretch board 16, tensioning screw rod 17 stretch out end stretch board 16 position at be provided with tensioning tensioning head plate 12 Draw locking nut 18.The precast concrete pile tensioning equipment of second of embodiment of steam curing device for precast concrete pile Other structures are identical as the structure of precast concrete pile tensioning equipment of the first embodiment, and details are not described herein.

As shown in Figure 15 to Figure 17, a kind of the third embodiment party of the steam curing device for precast concrete pile of the utility model Formula schematic diagram.A kind of steam curing device for precast concrete pile includes 2 precast concrete pile tensioning equipments and each pre- 1 precast concrete square pile set of molds being arranged in concrete-pile tensioning equipment processed, one 2 precast concrete piles are set thereon The enclosure wall for surrounding 2 precast concrete pile tensioning equipments on steam-cured region 24 on four sides is arranged in the steam-cured region 24 of tensioning equipment 28,2 precast concrete pile tensioning equipments of covering and the fluffy lid 21 with the formation sealing of the enclosure wall 28 in steam-cured region 24, it is described Precast concrete square pile set of molds includes 4 pre- by the precast concrete square pile mold Isosorbide-5-Nitrae of width direction horizontal alignment setting The length of concrete square pile die 1 processed is identical, has spacing 27 between 2 precast concrete pile tensioning equipments.For prefabricated mixed The structure and the first embodiment of the precast concrete square pile set of molds of the third embodiment of the steam curing device of solidifying soil stake The structure of precast concrete square pile set of molds is identical, and details are not described herein.Multiple precast concrete pile tensioning equipments can be lateral It arranges or is longitudinally arranged, it can also be diagonally disposed.

As shown in Figure 15 to Figure 17, precast concrete pile tensioning equipment, including 11,4 tensioning head plates 12 of concrete platform, The the first tensioning baffle 14 and a pair of above phase that tensioning tailgate 13, a pair being separately fixed on concrete platform 11 are parallel to each other A tensioning head is arranged in mutually parallel the second tensioning baffle 15 and end stretch board 16, 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 stretching end with the tail end of 4 precast concrete pile dies 1, a pair of second tensioning baffle 15 respectively of tensioning tailgate 13 (stretching force force side) perpendicular conflict, stretching end (the stretching force stress of end stretch board 16 and a pair of first tensioning baffle 14 End) perpendicular conflict.Precast concrete pile tensioning equipment for the third embodiment of the steam curing device of precast concrete pile Other structures it is identical as the structure of precast concrete pile tensioning equipment of the first embodiment, details are not described herein.

As shown in Figure 18 to Figure 20, a kind of the utility model the 4th kind of embodiment party of steam curing device for precast concrete pile Formula schematic diagram.A kind of steam curing device for precast concrete pile includes 2 precast concrete pile tensioning equipments and each pre- In concrete-pile tensioning equipment processed by width direction horizontal alignment setting 2 precast concrete square pile set of molds, one thereon The steam-cured region 24 of 2 precast concrete pile tensioning equipments is set, setting surrounded on four sides on steam-cured region 24 2 it is prefabricated mixed 28, one, the enclosure wall 2 precast concrete pile tensioning equipments of covering and the enclosure wall 28 with steam-cured region 24 of solidifying soil stake tensioning equipment The fluffy lid 21 of sealing is formed, there is interval 22, each concrete earthwork between two precast concrete square pile set of molds Pile die group includes 4 precast concrete square pile mold Isosorbide-5-Nitrae precast concrete square piles being arranged by width direction horizontal alignment The length of mold 1 is identical, has spacing 27 between 2 precast concrete pile tensioning equipments.For the steam-cured of precast concrete pile The concrete earthwork of the structure and the first embodiment of the precast concrete square pile set of molds of the 4th kind of embodiment of device The structure of pile die group is identical, and details are not described herein.

As shown in Figure 18 to Figure 20, precast concrete pile tensioning equipment, including 11,8 tensioning head plates 12 of concrete platform, The the first tensioning baffle 14 and a pair of above phase that tensioning tailgate 13, a pair being separately fixed on concrete platform 11 are parallel to each other A tensioning head is arranged in mutually parallel the second tensioning baffle 15 and end stretch board 16, 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 stretching end with the tail end of 8 precast concrete pile dies 1, a pair of second tensioning baffle 15 respectively of tensioning tailgate 13 (stretching force force side) perpendicular conflict, stretching end (the stretching force stress of end stretch board 16 and a pair of first tensioning baffle 14 End) perpendicular conflict.The precast concrete pile tensioning equipment of the 4th kind of embodiment of steam curing device for precast concrete pile Other structures it is identical as the structure of precast concrete pile tensioning equipment of the first embodiment, 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 1 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.

Precast concrete square pile set of molds may include 2-10 precast concrete square pile mold 1, each precast concrete The bottom template 2 of square pile die 1 and the steel plate thickness of side template 3 can be 1.5-6mm, every two adjacent precast concrete 9 size of gap between square pile die 1 is 3-30mm, two pieces of side templates 3 of adjacent non-same precast concrete square pile mold 1 End on the outside of connected with connector, the outer wall of outermost two pieces of side templates 3 is provided with muti-piece stiffener plate 4, using in this way Structure, can preferably save the occupied ground area of mold, preferably raising place utilization rate, precast concrete side can be made The side template 3 of pile die 1 has preferable elasticity and intensity, and side template 3 has the preferable ability for restoring deformation.

It is preferred that precast concrete square pile set of molds includes 3-6 precast concrete square pile mold 1, each precast concrete The bottom template and side template of square pile die are the steel plate of thickness 2.5-4.5mm, every two adjacent precast concrete square pile 9 size of gap between mold 1 is 6-15mm, the end of two pieces of side templates 3 of adjacent non-same precast concrete square pile mold 1 Connector between on the outside of portion is the rod iron 10 or steel pipe that one or more is arranged in a straight line, rod iron 10 or steel pipe respectively with two pieces of sides It is mutually welded on the outside of the end of template 3, the bottom template 2 of precast concrete square pile mold 1 and the junction of side template 3 are provided with Arc-shaped transition section.Connector between on the outside of the end of two pieces of adjacent side templates 3 can be rod iron 10, or steel pipe. The bottom template 2 of precast concrete square pile mold 1 and the junction of side template 3 are provided with arc-shaped transition section, can be convenient prefabricated Concrete square pile is deviate from from square pile die.

Precast concrete square pile set of molds includes 4 precast concrete square pile molds being arranged by width direction horizontal alignment 1, the bottom template 2 of each precast concrete square pile mold 1 and the thickness of side template 3 are 3-4mm, every two adjacent prefabricated With the gap 9 of 9mm, two pieces of side templates of adjacent non-same precast concrete square pile mold 1 between concrete square pile die 1 It is weldingly connected and is connect with a plurality of rod iron 10 being arranged in a straight line on the outside of 3 end, there is steam between every two adjacent rod irons 10 Outlet 23 can save the occupied ground area of precast concrete square pile set of molds using this spline structure, improve place and use 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 adjacent due to every two Precast concrete square pile mold 1 between gap be 9mm, since gap is smaller, the outer walls of other side templates 3, which is arranged, to be reinforced Gusset 4 is more difficult, but by the outside of the end of two pieces of side templates 3 of adjacent non-same precast concrete square pile mold 1 It is weldingly connected and is connect with rod iron 10, other side templates 3 can be supported with the rod iron 10 of adjacent side template 3 and welding Increase elasticity and intensity, deformation is facilitated to demould, demoulding rear side template 3 can recover immediately original state.Precast concrete square pile mold 1 Bottom template 2 it is identical with the thickness of two pieces of side templates 3, the bottom template 2 of precast concrete square pile mold 1 and two pieces of side templates 3 are bent into a monolith steel plate with bending machine, can remove the welding workload of bottom template 2 and two pieces of 3 junctions of side template from, Working efficiency is greatly improved, the intensity of precast concrete square pile mold 1 is improved.

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 27 between every two adjacent precast concrete square pile set of molds.

It is anti-that multiple energy can be set on the steam-cured region 24 of the precast concrete pile tensioning equipment that fluffy lid 21 covers all around The only condensate draining pipe 25 of saturated vapor leakage, also can be set the condensate water discharging ditch that can prevent saturated vapor from leaking.

It is filled on the concrete platform 11 of precast concrete pile tensioning equipment with the precast concrete pile tensioning of fluffy lid 21 covering Thermal insulation layer 26 can be provided with simultaneously by setting on steam-cured region 24 all around.It can also be only in the mixed of precast concrete pile tensioning equipment It is provided with thermal insulation layer 26 on solidifying soil platform 11, the acceptable only steaming in the precast concrete pile tensioning equipment of fluffy lid 21 covering all around It supports and is provided with thermal insulation layer 26 on region 24.

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 Set including more than one precast concrete pile tensioning equipment and be arranged in each precast concrete pile tensioning equipment 1 with Upper precast concrete pile set of molds, one setting precast concrete pile tensioning equipment steam-cured region, be arranged on steam-cured region Four sides surround the enclosure wall of precast concrete pile tensioning equipment, a covering precast concrete pile tensioning equipment and with steam-cured region Enclosure wall forms the Peng Gai of sealing, and the precast concrete pile set of molds includes multiple by the prefabricated of width direction horizontal alignment setting Concrete-pile mold, there is the precast concrete pile for pouring forming and keeping tensioning in the cavity of precast concrete pile die, and every two There is gap between a adjacent precast concrete pile die, be welded with below the precast concrete pile set of molds 2 with On the steel pipe being parallel to each other that is arranged by the length direction of precast concrete pile die, be provided with multiple through-holes on steel pipe, steel pipe it Between be welded with multiple trustships perpendicular with its and trustship and the bottom of precast concrete pile die are mutually welded, steel pipe and saturation are steamed Steam pipe is connected.

2. a kind of steam curing device for precast concrete pile according to claim 1, it is characterised in that: described prefabricated mixed Solidifying soil stake tensioning equipment include concrete platform, multiple tensioning head plates, tensioning tailgate, be separately fixed on concrete platform one To the first parallel tensioning baffle and a pair of above the second parallel tensioning baffle, end stretch board, tensioning tailgate is respectively and often The perpendicular conflict of stretching end of the tail end of a precast concrete pile die, a pair of second tensioning baffle, end stretch board and a pair The perpendicular conflict of stretching end of first tensioning baffle, tensioning head plate by multiple screws with it is prefabricated in precast concrete pile die The cavity of nut bolt and tensioning head plate and precast concrete pile die that concrete-pile one end is accordingly arranged matches and keeps In the cavity of precast concrete pile die, tensioning tailgate by multiple screws with it is prefabricated in each precast concrete pile die The nut bolt that the concrete-pile other end is accordingly arranged, the length of precast concrete pile die no more than tensioning tailgate inner wall with A tensioning head plate is arranged in the distance between end stretch board inner wall, each precast concrete pile die, each tensioning head plate Middle part is provided with a tensioning screw rod, and the free end of tensioning screw rod passes through the through-hole on the stretch board of end, tensioning screw rod extension end The tensioning locking nut of tensioning tensioning head plate is provided at the position of head stretch board.

3. a kind of steam curing device for precast concrete pile according to claim 2, it is characterised in that: described prefabricated mixed Solidifying soil 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 The precast concrete square pile mold of horizontal alignment setting, the precast concrete square pile mold includes horizontally disposed bottom mould Plate, set on bottom template two sides and the two piece side templates vertical with bottom template, chamber that bottom template and two pieces of side templates surround The cross section of body be it is rectangular, have in the cavity of precast concrete square pile mold pour forming and keep tensioning the concrete earthwork , there is gap, the bottom of the precast concrete square pile set of molds between every two adjacent precast concrete square pile mold The square bar being parallel to each other that 2 or more the length directions by precast concrete square pile mold are arranged is welded with below template Pipe, the two sidewalls of rectangular steel tube are provided with multiple through-holes, be welded between rectangular steel tube multiple rectangular trustships perpendicular with it and Rectangular trustship is mutually welded with bottom template, and rectangular steel tube is connected with saturated steam pipe.

4. a kind of steam curing device for precast concrete pile according to claim 3, it is characterised in that: described prefabricated mixed Solidifying earthwork pile die group includes 2-10 precast concrete square pile mold, the bottom template of each precast concrete square pile mold with Side template is the steel plate of thickness 1.5-6mm, and the gap size between every two adjacent precast concrete square pile mold is 3- The end outside of 30mm, two pieces of side templates of adjacent non-same precast concrete square pile mold are connected with connector, outermost The outer walls of two pieces of side templates be provided with muti-piece stiffener plate.

5. a kind of steam curing device for precast concrete pile according to claim 4, it is characterised in that: described prefabricated mixed Solidifying earthwork pile die group includes 3-6 precast concrete square pile mold, the bottom template of each precast concrete square pile mold with Side template is the steel plate of thickness 2.5-4.5mm, and the gap size between every two adjacent precast concrete square pile mold is 6-15mm, on the outside of the ends of two pieces of side templates of adjacent non-same precast concrete square pile mold between connector be one The rod iron or steel pipe being arranged in a straight line above, rod iron or steel pipe are mutually welded on the outside of the end of two pieces of side templates respectively, each pre- The bottom template of concrete square pile die processed and the junction of side template are provided with arc-shaped transition section.

6. a kind of steam curing device for precast concrete pile according to claim 5, it is characterised in that: described prefabricated mixed Solidifying earthwork pile die group includes 4 precast concrete square pile molds, the bottom template of each precast concrete square pile mold and side The thickness of template is 3-4mm, and the gap size between every two adjacent precast concrete square pile mold is 9mm, adjacent Connector between on the outside of the ends of two pieces of side templates of non-same precast concrete square pile mold is a plurality of to be arranged in a straight line Rod iron, has steam (vapor) outlet between every two adjacent rod irons, the bottom template of each precast concrete square pile mold and two pieces The thickness of side template is identical, and bottom template and two pieces of side templates are curved with a monolith steel plate, the combination of bottom template and side template The arc-shaped transition section of place's setting is fillet, be welded with below the bottom template of the precast concrete square pile set of molds 3 by Precast concrete square pile mold length direction setting the rectangular steel tube being parallel to each other, positioned at outside rectangular steel tube respectively with The lower section of the bottom template of outermost precast concrete square pile mold is mutually welded, be located in the middle rectangular steel tube respectively be located at It mutually welds the lower section of the bottom template of intermediate two adjacent precast concrete square pile molds.

7. a kind of steam curing device for precast concrete pile according to claim 3, it is characterised in that: described prefabricated mixed Solidifying soil stake tensioning equipment is provided with 2-6 precast concrete square pile set of molds by width direction horizontal alignment, and every two is adjacent Precast concrete square pile set of molds between have interval.

8. a kind of steam curing device for precast concrete pile according to claim 2, it is characterised in that: described prefabricated mixed Multiple condensate draining pipes that can prevent saturated vapor from leaking are provided on the concrete platform of solidifying soil stake tensioning equipment.

9. a kind of steam curing device for precast concrete pile according to claim 1, it is characterised in that: Peng Gai covering Multiple condensate water dischargings that can prevent saturated vapor from leaking are provided on the steam-cured region of precast concrete pile tensioning equipment all around Pipe or condensate water discharging ditch.

10. a kind of steam curing device for precast concrete pile according to claim 2, it is characterised in that: described prefabricated The precast concrete pile tensioning equipment of thermal insulation layer and/or Peng Gai covering is provided on the concrete platform of concrete-pile tensioning equipment Thermal insulation layer is provided on steam-cured region all around.