CN214772802U

CN214772802U - Forming die of underground prefabricated part

Info

Publication number: CN214772802U
Application number: CN202022900643.5U
Authority: CN
Inventors: 周兆弟
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-12-05
Filing date: 2020-12-05
Publication date: 2021-11-19
Anticipated expiration: 2030-12-05

Abstract

The utility model discloses an underground prefabricated component's forming die, this underground prefabricated component's forming die include that die block board and two divide locate the side form board of the horizontal both sides of die block board, underground prefabricated component's forming die horizontal both sides on the die cavity cross section respectively form first nonlinear line profile and with the at least partially anastomotic second nonlinear line profile of first nonlinear line profile, the bottom and the die block board swing joint of side form board, the side form board can be for the width direction sideslip and/or the deflection of die block board. The utility model provides a forming die of underground prefabricated component sets up the bottom and the die block board swing joint of side form board, can adjust the transverse width of die cavity through the side form board for the width direction sideslip of die block board and/or deflect to realize underground prefabricated component in the smooth drawing of patterns of non-straight line profile department, avoid hard drawing of patterns to underground prefabricated component's outer wall damage.

Description

Forming die of underground prefabricated part

Technical Field

The utility model relates to an underground prefabricated component makes the field, especially relates to an underground prefabricated component's forming die.

Background

In the construction of buildings, in order to protect the safety of the construction of an underground main body structure and the surrounding environment of a foundation pit, the foundation pit needs to be subjected to control measures such as supporting, reinforcing and waterproofing, and the underground prefabricated member is a common pile type in the control of supporting, reinforcing and the like of the foundation pit. The special-shaped underground prefabricated member is connected with adjacent piles conveniently by using the concave-convex structure of the special-shaped underground prefabricated member, is tightly connected, and improves the waterproof performance of the formed whole enclosure structure.

However, the concave-convex structure of the special-shaped underground prefabricated part provides a new test for a mold for manufacturing the special-shaped underground prefabricated part, prestress concentration is easy to occur at the concave-convex structure after the special-shaped underground prefabricated part is formed, so that demolding is difficult, after forced demolding, the special-shaped underground prefabricated part can be locally damaged at a high probability, the quality of the underground prefabricated part is greatly reduced, the underground prefabricated part cannot meet the required use requirement, and the defective rate is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an underground prefabricated component's forming die. The forming die of the underground prefabricated part is convenient to demould and high in production efficiency.

In order to achieve the above object, the utility model provides an underground prefabricated component's forming die, including die block board and two side formworks that are separated from the horizontal both sides of die block board, underground prefabricated component's forming die horizontal both sides on the die cavity cross section respectively form first nonlinear line profile and with the at least partly anastomotic second nonlinear line profile of first nonlinear line profile, the bottom and the die block board swing joint of side formworks, the side formworks can be for the width direction sideslip and/or the deflection of die block board.

The utility model provides a horizontal both sides of forming die of prefabricated component in underground form on the die cavity cross section form nonlinear outline respectively, make fashioned prefabricated component in underground form unsmooth cooperation structure when the concatenation, and simultaneously, set up the bottom and the die block board swing joint of side form board, and thus, after the prefabricated component shaping in underground, can adjust the transverse width of die cavity through the side form board for the width direction sideslip of die block board and/or deflection, thereby realize the smooth drawing of patterns of prefabricated component in nonlinear outline department in underground, avoid hard drawing of patterns to damage the outer wall of prefabricated component in underground, this prefabricated component's forming die not only can realize making things convenient for the drawing of patterns, and prefabricated component's forming die simple structure in underground.

Preferably, the first non-linear profile comprises at least one first curved segment concave towards the moulding cavity, the second non-linear profile comprises at least one second curved segment convex towards the moulding cavity, and the first curved segment and the second curved segment at least partially coincide;

preferably, the first non-linear profile comprises at least a third curved segment convex towards the moulding cavity, and the second non-linear profile comprises at least a fourth curved segment concave towards the moulding cavity or at least a fifth curved segment convex towards the moulding cavity;

preferably, the bottom template is provided with a first positioning part, the first positioning part is used for positioning an embedded part of the side wall of the underground prefabricated part, and preferably, the first positioning part comprises a positioning hole and/or a positioning groove.

Preferably, the side formworks and the bottom formwork are fixedly connected at the bottom by fastening assemblies;

or the side formworks are hinged to the bottom formwork, and driving pieces used for driving the side formworks to deflect relative to the bottom formwork are arranged on the outer walls of the side formworks.

Preferably, the fastening assembly comprises a screw and a nut, through holes are formed in the bottoms of the bottom template and the side templates, and the side templates are fixedly connected with the bottom template through the screw and the fastening nut;

preferably, the sideforms are provided with ribs facing away from the mould cavity.

Preferably, at least one end of the screw rod extends out of the outer wall of the side die plate, and the extending distance is greater than or equal to the maximum transverse width of the side die plate.

Preferably, the forming die of the underground prefabricated part further comprises a top template, and the top template is detachably connected with the side template; or the top template and one side template are of an integral structure.

Preferably, a second positioning part is arranged on the top template; preferably, the positioning part two comprises a positioning hole and/or a positioning groove.

Preferably, a core mould is arranged in a forming mould of the underground prefabricated part, and the core mould is detachably connected with the mould and/or a rigid framework of the underground prefabricated part in the mould;

and/or the bottom template and/or the side template are/is provided with a vibration device;

and/or the surface roughness of the bottom template is more than or equal to that of the side template.

Preferably, the core mold is of a solid structure or a hollow structure; and/or a support structure for supporting the core mould is arranged in the forming mould of the underground prefabricated part.

Preferably, the bottom template and/or the side template is/are provided with a steam channel along the length direction of the die cavity;

and/or the underground prefabricated component is any one of piles, columns, walls, beams, plates and the like.

Drawings

Fig. 1 is a schematic structural view of an underground prefabricated part in a first embodiment of the present invention when a forming mold is not installed;

fig. 2 is a front view of a forming mold of an underground prefabricated part according to a first embodiment of the present invention;

fig. 3 is a front view of another underground prefabricated part forming mold according to a second embodiment of the present invention;

fig. 4 is a front view of a forming mold for another underground prefabricated part according to a third embodiment of the present invention;

fig. 5 is a schematic structural diagram of an underground prefabricated component assembly according to a third embodiment of the present invention.

The list of labels in the figure is:

200. combining underground prefabricated components; 201. underground prefabricated components; 2011. a first convex section; 2012. a second concave section; 2013. a third concave section; 2014. a fourth concave section; 202. a filler;

100. forming die of underground prefabricated component; 1. a sideform; 11. a first non-linear profile; 111. a first bend section; 112. a third bend section; 12. a second non-linear profile; 121. a second bend section; 122. a fourth bend section; 123. a fifth bending section; 2. a bottom template; 21. a first positioning part; 3. a top template; 31. a second positioning part; 4. a rib plate; 5. a fastening assembly; 51. a nut; 52. a screw; 6. a pin shaft; 7. a drive member; 8. a core mold; 10. a steam channel.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and specific embodiments.

For convenience, the terms of interest in this embodiment are defined as follows:

herein, the length direction of the forming mold of the underground prefabricated part is defined as the longitudinal direction, the width direction of the forming mold of the underground prefabricated part is the transverse direction, and the direction perpendicular to the horizontal plane is the up-down direction, wherein the direction close to the ground is the down direction, and the direction far away from the ground is the up direction;

the definition is inner in the direction close to the axis of the forming mould of the underground prefabricated part and outer in the opposite direction, and the definition also preferably applies to the parts without further description.

Example one

Referring to fig. 1, in an embodiment, the forming mold 100 of the underground prefabricated component provided by the present invention is a forming mold of a special-shaped underground prefabricated component, and the cross section of the forming mold 100 of the underground prefabricated component is substantially U-shaped, and is suitable for manufacturing underground prefabricated components 201 such as i-shaped piles, H-shaped piles, sheet piles, T-shaped piles, etc.

The forming die 100 of the underground prefabricated part comprises a bottom die plate 2 and two side die plates 1 which are respectively arranged on the two transverse sides of the bottom die plate 2, wherein a first nonlinear outline 11 and a second nonlinear outline 12 are respectively formed on the two transverse sides of the forming die 100 of the underground prefabricated part on the cross section of a die cavity, the second nonlinear outline 12 is at least partially matched with the first nonlinear outline 11, and the underground prefabricated part 201 prepared by the die can form a concave-convex matching structure when being spliced, wherein the first nonlinear outline 11 is positioned on the left side of the cross section of the die cavity in the embodiment, and the second nonlinear outline 12 is positioned on the right side, or the first nonlinear outline 11 can also be positioned on the right side of the cross section of the die cavity, and the second nonlinear outline 12 is positioned on the left side; the non-linear profiles are arranged on the two transverse sides, so that the flatness of the upper surface of the underground prefabricated part 201 can be guaranteed, in addition, the bottom of the side template 1 is movably connected with the bottom template 2, specifically, the side template 1 can transversely move and/or deflect relative to the width direction of the bottom template 2, so that the transverse width of the die cavity can be adjusted, the underground prefabricated part 201 can be smoothly demolded at the non-linear profiles, the outer wall of the underground prefabricated part 201 is prevented from being damaged by hard demolding, the forming die 100 of the underground prefabricated part not only can realize convenient demolding, but also has a simple structure, and the forming die 100 of the underground prefabricated part is simple in structure.

Specifically, as shown in fig. 2, the bottom mold plate 2 and the two side mold plates 1 respectively disposed on the two lateral sides of the bottom mold plate 2 form a mold cavity of the molding mold 100 for the underground prefabricated component, the first non-linear contour 11 located on the left side of the mold cavity includes at least one first curved section 111 recessed toward the mold cavity, the second non-linear contour 12 located on the right side of the mold cavity includes at least one second curved section 121 raised toward the mold cavity, and the first curved section 111 and the second curved section 121 are at least partially matched with each other, so that the underground prefabricated component 201 prepared by the molding mold can form a concave-convex matching structure during splicing, and thus each underground prefabricated component 201 forms a complete whole after splicing, and is compact in structure and high in strength.

Preferably, as shown in fig. 1, the bottom form 2 is provided with a first positioning portion 21, the first positioning portion 21 is used for positioning an embedded part of a side wall of the underground prefabricated member 201, the embedded part is used for connecting the underground prefabricated member 201 with a beam, a column, and the like, specifically, the embedded part may be a nut, the first positioning portion 21 may be a positioning hole, a bolt is arranged in the positioning hole, a thread section of the bolt extends into a mold cavity to be screwed with the nut, after the underground prefabricated member 201 is molded, the bolt is removed, the obtained side wall of the underground prefabricated member 201 is embedded with the nut, and the side wall of the underground prefabricated member 201 can be connected with the beam and the column by adopting a connecting piece; and/or the embedded part can be embedded iron, the first positioning part 21 is a positioning groove and used for positioning the embedded iron, and the embedded iron can be welded with the beam and the column.

In order to movably connect the side formworks 1 with the bottom formwork 2, the side formworks 1 and the bottom formwork 2 can be fixedly connected by fastening assemblies 5; as shown in fig. 2, the fastening assembly 5 includes a screw 52 and a nut 51, through holes are formed at the bottoms of the bottom formwork 2 and the side formwork 1, and the side formwork 1 is connected and fixed with the bottom formwork 2 through the screw 52 and the fastening nut 51; at least one end of the screw rod 52 extends out of the outer wall of the side die plate 1, and the extending distance is more than or equal to the maximum transverse width of the side die plate 1. After the underground prefabricated part 201 is formed, the fastening nuts 51 are loosened, the side die plate 1 moves transversely along the width direction of the die cavity, and the side die plate 1 can move transversely on the screw rods 52 all the time, so that repeated positioning and installation of the side die plate 1 are avoided. When the non-linear profile of the sideform 1 is located outside the underground prefabricated part 201, the underground prefabricated part 201 can be smoothly demolded.

With continued reference to fig. 2, the sideform 1 is provided with ribs 4 facing away from the mould cavity. The fastening assembly 5 is arranged at the bottoms of the side template 1 and the bottom template 2, one side of the ribbed plate 4 is at least arranged at the middle section or the top end of the side template 1 back to the die cavity, and one side of the ribbed plate 4 is abutted against the bottom template 2 or the ground, so that the side template 1 is reliably positioned during dismounting and transverse moving. In addition, the rib plate 4 can be detachably connected with the side template 1, or fixedly connected with the side template, or integrally formed.

In addition, as shown in fig. 2, the bottom die plate 2 and/or the side die plate 1 are provided with steam channels 10 along the length direction of the die cavity, so that the die can realize in-situ steam curing, a lifting process of steam curing in a steam curing pool can be omitted, and the production efficiency is improved.

In detail, the underground prefabricated member is any one of piles, columns, walls, beams, plates and the like.

Example two

The same portions as those in the first embodiment are given the same reference numerals, and the same description is omitted.

The present embodiment provides another forming mold 100 for an underground prefabricated part, as shown in fig. 3, in the forming mold 100 for an underground prefabricated part, a first non-linear contour 11 includes at least one first curved section 111 recessed towards a mold cavity, a second non-linear contour 12 includes at least one second curved section 121 raised towards the mold cavity, the first non-linear contour 11 further includes at least one third curved section 112 raised towards the mold cavity, the second non-linear contour 12 further includes at least one fourth curved section 122 recessed towards the mold cavity, the first curved section 111 and the third curved section 112 are respectively at upper and lower ends of a left side of the mold cavity, the second curved section 121 and the fourth curved section 122 are respectively at upper and lower ends of a right side of the mold cavity, the first curved section 111 and the second curved section 121 are in fit, and the third curved section 112 and the fourth curved section 122 are in fit, so that the underground prefabricated part prepared by the mold can form a two-place concave-convex fit structure 201 when being spliced, the connection strength is enhanced, so that the underground prefabricated components 201 are spliced to form a complete whole, and the structure is compact and the strength is high.

The present embodiment provides a further forming mold 100 for underground prefabricated parts, as shown in fig. 4, in the forming mold 100 for underground prefabricated parts, the first non-linear profile 11 includes at least one first curved section 111 recessed towards the mold cavity, the second non-linear profile 12 includes at least one second curved section 121 raised towards the mold cavity, and the first non-linear profile 11 further includes at least one third curved section 112 raised towards the mold cavity, the second non-linear profile 12 further includes at least one fifth curved section 123 raised towards the mold cavity, as shown in fig. 5, the formed underground prefabricated parts 201 are spliced to form an underground prefabricated part combination 200, wherein the first curved section 111 is used for forming a first convex section 2011 outwards of the underground prefabricated part 201, the third curved section 112 is used for forming a third concave section 2013 inwards of the underground prefabricated part 201, and the second curved section 121 is used for forming a second concave section 2012 inwards of the underground prefabricated part 201, the fourth bent section 122 is used for forming a fourth concave section 2014 inward of the underground prefabricated parts 201, and after two adjacent underground prefabricated parts 201 are spliced, the first convex section 2011 and the second concave section 2012 form a concave-convex matching structure which can be used for guiding during splicing and can also be used as a reinforcing structure after splicing; second concave section 2012 and fourth concave section 2014 form a symmetrical cavity, the cavity can be circular, square, etc., the cavity can be regarded as the drainage channel, also can be regarded as pouring the passageway, can pour filler 202 in the cavity, this filler 202 has certain solidification ability, can be cement and/or gel material, etc..

The two moulds can adopt a fastening assembly 5 to connect the side mould plate 1 and the bottom mould plate 2, and can also adopt a hinged mode to movably connect.

Specifically, the side formworks 1 and the bottom formwork 2 can be hinged to each other, as shown in fig. 3, the bottoms of the side formworks 1 are connected with the bottom formwork 2 through pin shafts 6, and driving pieces 7 used for driving the side formworks 1 to deflect relative to the bottom formwork 2 are arranged on the outer walls of the side formworks 1. Specifically, the driving member 7 may be an oil cylinder, one end of the driving member 7 is connected and fixed to the bottom formwork 2, one end of the driving member 7 close to the telescopic rod is hinged to the outer wall of the side formwork 1, after the underground prefabricated component 201 is formed, the telescopic rod of the oil cylinder retracts to drive the side formwork 1 to deflect relative to the bottom formwork 2 until the non-linear profile of the side formwork 1 is located on the outer side of the underground prefabricated component 201, and the underground prefabricated component 201 can be smoothly demolded.

EXAMPLE III

The same portions as those in the embodiment are given the same reference numerals, and the same description is omitted.

As shown in fig. 4, the forming mold 100 for the underground prefabricated parts further comprises a top template 3, wherein the top template 3 is detachably connected with the side templates 1; the connection mode can be hinge joint, screw joint, plug connection, clamping connection and the like. Or, the top template 3 and one of the side templates 1 are of an integral structure.

Specifically, a second positioning portion 31 may be disposed on the top die plate 3; the second positioning portion 31 is used for positioning an embedded part on the side wall of the underground prefabricated part 201, the embedded part is used for connecting the underground prefabricated part 201 with a beam, a column and the like, specifically, the embedded part can be a nut, the second positioning portion 31 can be a positioning hole, a bolt is arranged in the positioning hole, a thread section of the bolt extends into a mold cavity and is in threaded connection with the nut, after the underground prefabricated part 201 is molded, the bolt is removed, the obtained side wall of the underground prefabricated part 201 is embedded with the nut, and a connecting piece can be used for connecting the beam and the column; and/or the embedded part can be embedded iron, the second positioning part 31 is a positioning groove and used for positioning the embedded iron, and the embedded iron can be welded with the beam and the column.

In addition, in order to manufacture the hollow underground prefabricated part 201, a core mould 8 is arranged in the fender post mould, and the core mould 8 is detachably connected with the mould and/or the rigid framework of the underground prefabricated part 201 in the mould, so that the core mould 8 can be pulled out after the underground prefabricated part 201 is formed, and the core mould 8 can be reused; the core mold 8 can be a solid structure or a hollow structure; and/or a supporting structure for supporting the core mould 8 is arranged in the forming mould 100 of the underground prefabricated part. The support structure may be specifically an end plate at two ends of the mold, and the core mold 8 may be connected and fixed with the end plate through a connecting piece, or the support structure may be a support ring, the contour of the core part of the support ring is matched with the outer contour of the core mold 8, the core mold 8 may be installed in the core part of the support ring, and the contour of the outer wall of the support ring is approximately matched with the contour of the mold cavity to realize the self-positioning of the support ring.

In addition, the bottom form 2 and/or the side forms 1 may further be provided with a vibration device (not shown), the vibration device may be a vibration motor or a vibration plate, and the vibration device may further uniformly vibrate the concrete at the non-linear contour where the vibration rod cannot vibrate, and may further generate a certain gap between the molded underground prefabricated member 201 and the mold to facilitate demolding.

The surface roughness more than or equal to of die block board 2 for the underground prefabricated component 201 after the shaping is more smooth in the side concatenation department, and frictional resistance reduces the installation of being convenient for when two adjacent underground prefabricated components 201 splice, and the clearance after the concatenation reduces, makes waterproof function strengthen, and the integral connection is inseparable.

The rest of the structure is basically the same as the second embodiment, and reference is made to the above description.

It is right above the utility model provides an underground prefabricated component's forming die has carried out detailed introduction, and it is right to have used specific individual example herein the utility model discloses a principle and implementation mode have been elucidated, and the description of above embodiment is only used for helping understanding the utility model discloses a method and core thought thereof. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims

1. The forming die of the underground prefabricated part comprises a bottom die plate and two side die plates which are respectively arranged on the two transverse sides of the bottom die plate, and is characterized in that a first nonlinear contour and a second nonlinear contour which is at least partially matched with the first nonlinear contour are respectively formed on the two transverse sides of the forming die of the underground prefabricated part on the cross section of a die cavity, the bottom of each side die plate is movably connected with the bottom die plate, and each side die plate can transversely move and/or deflect relative to the width direction of the bottom die plate.

2. The underground prefabrication member forming mold as claimed in claim 1, wherein the first non-linear profile includes at least one first curved section concave towards the mold cavity, the second non-linear profile includes at least one second curved section convex towards the mold cavity, and the first curved section and the second curved section at least partially coincide;

the first non-linear profile comprises at least one third curved segment convex towards the mold cavity, and the second non-linear profile comprises at least one fourth curved segment concave towards the mold cavity or at least one fifth curved segment convex towards the mold cavity;

the bottom template is provided with a first positioning part, the first positioning part is used for positioning an embedded part of the side wall of the underground prefabricated part, and the first positioning part comprises a positioning hole and/or a positioning groove.

3. The underground prefabricating member forming mold according to claim 1, wherein the side formworks and the bottom formworks are connected and fixed at the bottom by fastening assemblies;

4. The forming die of the underground prefabricated part according to claim 3, wherein the fastening assembly comprises a screw and a nut, through holes are formed in the bottoms of the bottom template and the side templates, and the side templates are fixedly connected with the bottom template through the screw and the fastening nut;

and rib plates are arranged on the side die plates back to the die cavity.

5. The underground prefabricated component forming mold according to claim 4, wherein at least one end of the screw rod extends out of the outer wall of the side die plate by a distance greater than or equal to the maximum transverse width of the side die plate.

6. The forming mold of the underground prefabricated component according to claim 1, further comprising a top formwork detachably connected with the side formwork; or the top template and one side template are of an integral structure.

7. The forming die of the underground prefabricated part according to claim 6, wherein a second positioning part is arranged on the top template; and the second positioning part comprises a positioning hole and/or a positioning groove.

8. The forming mold of the underground prefabricated component according to claim 1, wherein a core mold is arranged in the forming mold of the underground prefabricated component, and the core mold is detachably connected with the mold and/or a rigid framework of the underground prefabricated component in the mold;

9. The underground precast member forming mold according to claim 8, wherein the core mold is a solid structure or a hollow structure; and/or a support structure for supporting the core mould is arranged in the forming mould of the underground prefabricated part.

10. The forming die for the underground prefabricated parts according to claim 1, wherein the bottom die plate and/or the side die plates are provided with steam channels along the length direction of the die cavity;

and/or the underground prefabricated component is any one of piles, columns, walls, beams and plates.