CN208576017U - It is a kind of for forming the mold of special-shaped tubular pole - Google Patents
It is a kind of for forming the mold of special-shaped tubular pole Download PDFInfo
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- CN208576017U CN208576017U CN201820786655.XU CN201820786655U CN208576017U CN 208576017 U CN208576017 U CN 208576017U CN 201820786655 U CN201820786655 U CN 201820786655U CN 208576017 U CN208576017 U CN 208576017U
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Abstract
The utility model discloses a kind of for forming the mold of special-shaped tubular pole, and the die cavity of the mold forms at least one thick stake holes section and at least one thin stake holes section along its length, and the thick stake holes section is connected with the thin stake holes section.Wherein, the hole wall of the thick stake holes section is formed with an at least radial protrusion, the length direction of the radial protrusion is consistent with the length direction of the mold, and the difference of the internal bore radius value of the internal bore radius value of the thick stake holes section and the thin stake holes section is greater than the height of projection of the radial protrusion.Such mold improves special-shaped tubular pole and effectively enhances the frictional force between pile body and pile peripheral earth so that special-shaped tubular pole has biggish specific surface area in the molded surface product of thick stake holes section, so that special-shaped tubular pole has preferable axial tension extraction-resistant behavior.Moreover it is possible to reduce the practical amount of concrete, energy conservation and environmental protection.
Description
Technical field
The utility model relates to tubular pole production equipment fields more particularly to a kind of for forming the mold of special-shaped tubular pole.
Background technique
It is to be precast in factory using mold then to transport it into stake under precast reinforced concrete piles ordinary circumstance
Position where place on, on the basis of being subject to a degree of application to technological measures such as hammering, static pressure so that pile body into
Enter on scheduled position, for other stakes, precast reinforced concrete piles are opened up during with practical application
Reveal the advantages that weight bearing power is stronger, sedimentation and deformation is smaller, easy construction, relatively high cheap and efficiency, thus
A large amount of use has been obtained in pile foundation engineering.
As Chinese utility model patent (CN 201024421Y) disclose it is a kind of manufacture centrifugal concrete pile at
Pattern tool, the molding die is by two block-shaped identical, make-ups and the groove-shaped mold connected and is connected to the pipe die formed after make-up
The end plate of axial ends forms, every piece of groove-shaped mold by a semi-circular groove, be fixedly connected on the radial notch two of each slot
The matchboard of side, reinforcement vertical muscle and the enhancing steel ring being fixedly connected on the outside of each slot, be fixedly connected on it is more on the outside of each slot
A semicircular running wheel composition, described two groove-shaped molds are bolted matchboard and are integrated, both ends and end plate stationary phase
Connection, to form shape substantially and be in, both ends are closed, the interior cylindrical body for having cavity, are evenly distributed on the outer wall of the cylinder multiple
Isodiametric ring-type running wheel and multiple isodiametric enhancing steel rings, meanwhile, it is also evenly distributed on the outer wall of cylinder multiple flat
Row indulges muscle in the reinforcement of cylindrical body center line, and the end plate, each running wheel, each enhancing steel ring at they and both ends are welded as a whole, it and also
The interior cylindrical body of multiple annular concave slots is distributed on side wall including one, the outer diameter and cylindrical body at annular concave slot
Internal diameter is suitable, and the interior cylindrical body is coaxial with cylindrical body, it is set in cylindrical body, and is connected as one with cylindrical body.
For another example Chinese utility model patent (CN 206796169U) discloses a kind of prefabricated pile die of bumps, and the bumps are pre-
Pile die processed includes external mold and moulding mould, which is characterized in that the external mold includes upper die and lower die, head plate be located at upper mold and
The both ends of lower die, horizontal bar and longitudinal rib are respectively equipped on the outer wall of upper die and lower die, and horizontal bar and longitudinal rib intersect simultaneously
It is fixedly connected, the oral area of the upper mold has two upper shutterings being parallel to each other, the oral area of lower die along the axial restraint of upper mold
There are two lower shutterings being parallel to each other along the axial restraint of lower die, when upper die and lower die molding, upper shuttering and lower molding
Board position is corresponding simultaneously to be locked with molding locking mechanism, the moulding mould include be separately fixed at it is recessed on upper die and lower die inner wall
Convex mould board, and the concave-convex mould board in upper mold is corresponding with the position of the concave-convex mould board in lower die.
Although the molding die of above-mentioned manufacturing centrifugal concrete pile and concave-convex prefabricated pile die can manufacture cross
The different concrete precast pile of cross-sectional sizes, still, above-mentioned mold have not only been mostly used concrete material in manufacture concrete precast pile, but also
Without biggish specific surface area, thus the frictional force of prefabricated pile and pile peripheral earth need to be improved.
Utility model content
Utility model aims to solve prefabricated pile there are the specific surface areas small, pile bodies of existing mold manufacture and stake week
Frictional force need the problem of being improved between the soil body.
To realize the purpose of this utility model, the utility model uses following technical scheme:
It is a kind of for forming the mold of special-shaped tubular pole, have the feature that the die cavity of mold is formed at least along its length
One thick stake holes section and at least one thin stake holes section, and thick stake holes section is connected with thin stake holes section；
Wherein, the hole wall of thick stake holes section is formed with an at least radial protrusion, the length direction of radial protrusion and the length of mold
Degree direction is consistent, and the difference of the internal bore radius value of the internal bore radius value and thin stake holes section of thick stake holes section is greater than the convex of radial protrusion
Play height.
Further, in the above-mentioned mold for forming special-shaped tubular pole, the hole wall of thick stake holes section is also had the feature that
Four radial protrusions are evenly equipped with around axis wire loop.
Further, in the above-mentioned mold for forming special-shaped tubular pole, the hole wall of thick stake holes section is also had the feature that
Be formed with shaft shoulder face between the hole wall of adjacent thin stake holes section, and on the length direction of mold, the hole wall of thick stake holes section and
Between the shaft shoulder face shape it is in 90 °~179 ° of angle.
Further, in the above-mentioned mold for forming special-shaped tubular pole, the side of radial protrusion is also had the feature that
Wall or two sidewalls are provided with 1 °~75 ° of draft angle.
The height of projection of radial protrusion be the difference of thick stake holes section internal bore radius value and thin stake holes section internal bore radius value 1/4 to
3/4。
Further, in the above-mentioned mold for forming special-shaped tubular pole, also have the feature that mold includes:
Upper mold；
Lower die, it is symmetrical about the central axes of mold with upper mold and can mutually fasten；
First end plate, for blocking the one end formed after upper die and lower die fasten；
Second end plate, for blocking the other end formed after upper die and lower die fasten；
Wherein, first end plate offers concrete distributing channel.
Further, in the above-mentioned mold for forming special-shaped tubular pole, also have the feature that the die cavity of mold along long
Degree direction forms multiple thick stake holes sections and multiple thin stake holes sections, and each thick stake holes section and each thin stake holes section are alternately arranged；
In the die length direction by first end plate to the second end plate, the internal orifice dimension of each thick stake holes section is sequentially increased, and/
Or the internal orifice dimension of thin stake holes section is sequentially increased；
Alternatively, the internal orifice dimension of each thick stake holes section successively increases on the die length direction by the second end plate to first end plate
Greatly and/or the internal orifice dimension of the thin stake holes section is sequentially increased.
Further, in the above-mentioned mold for forming special-shaped tubular pole, also have the feature that further include stretching machine
Structure；
Wherein, tensioning mechanism includes:
First stretch board is axially connect close to the second end plate and by the rigid cage for being built in die cavity between first end plate；
Second stretch board, between the first stretch board and the second end plate；
Positioning sleeve, both ends are axial respectively to be socketed the first stretch board and the second stretch board；
Screw rod partially protrudes into die cavity and axially penetrates through the second end plate and the second stretch board；
First tensioning nut mutually screws between the first stretch board and the second stretch board and with the one end of screw rod；With
And
Second tensioning nut is screwed on screw rod in the outside of die cavity.
Further, in the above-mentioned mold for forming special-shaped tubular pole, also have the feature that mold further includes multiple
Annular running wheel, and multiple annular running wheels are alternatively arranged along the length direction of mold on outer circle wall.
Further, in the above-mentioned mold for forming special-shaped tubular pole, also have the feature that multiple running wheels along mold
Equal spacing in length direction arrangement, and the cross section of running wheel is T-shaped；
The a plurality of floor for intersecting and being connected is provided on the periphery wall of mold；
Further, in the above-mentioned mold for forming special-shaped tubular pole, also have the feature that the second end plate includes upper
One end of semi-circular plate and lower half plectane, upper half plectane and upper mold is hinged, and one end of lower half plectane and lower die is hinged；
Upper die and lower die are detachably connected by multiple die bolts.
Further, it in the above-mentioned mold for forming special-shaped tubular pole, also has the feature that by the second end
On plate to the die length direction of the first end plate, the internal orifice dimension of the thick stake holes section is gradually reduced；
Alternatively, on by the first end plate to the die length direction of second end plate, the thick stake holes section it is interior
Aperture is gradually reduced.
In mold provided by the utility model for forming special-shaped tubular pole, die cavity forms at least one thick stake along its length
Hole section and at least one thin stake holes section, also, the hole wall of thick stake holes section is formed with radial protrusion, improves special-shaped tubular pole in thick stake holes
The molded surface product of section effectively enhances between pile body and pile peripheral earth so that special-shaped tubular pole has biggish specific surface area
Frictional force so that special-shaped tubular pole has preferable axial tension extraction-resistant behavior.
In addition, and slightly the difference of the internal bore radius value of the internal bore radius value and thin stake holes section of stake holes section is greater than the convex of radial protrusion
Height is played, this is to ensure that special-shaped tubular pole in the molding caliber of thin stake holes section, to guarantee that the structure of special-shaped tubular pole itself is strong
Degree and bearing capacity.
In addition, the hole wall of thick stake holes section, which forms volume radial protrusion, reduces the monolithic concrete dosage of prefabricated pile, thus also
Have the advantages that energy-saving and environmental protection.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly introduced, it should be apparent that, the accompanying drawings in the following description is only some implementations of the utility model
Example, for those of ordinary skill in the art, can also be according to these attached drawings under the premise of not making the creative labor property
Obtain other accompanying drawings.
Fig. 1 is a kind of for forming the die structure dwg of special-shaped tubular pole in embodiment one；
Fig. 2 is the internal structure chart of mold in embodiment one；
Fig. 3 is the enlarged drawing of letter A corresponding part in Fig. 2；
Fig. 4 is the vertical front view of mold in embodiment one；
Fig. 5 is the resulting cross-sectional view of B-B hatching line along Fig. 4；
Fig. 6 is the part-structure figure that mold removes after upper mold in embodiment one；
Fig. 7 is the enlarged drawing of letter C corresponding part in Fig. 6；
Fig. 8 is a kind of for forming the mould inside structure chart of special-shaped tubular pole in embodiment two；
Fig. 9 is a kind of for forming the mould inside structure chart of special-shaped tubular pole in embodiment three.
In attached drawing:
100, mold；
101, die cavity；101a, thick stake holes section；101b, thin stake holes section；101c, shaft shoulder face；101d, radial protrusion；
200, mold；
201a, the first thick stake holes section；201b, the second thick stake holes section；201d, radial protrusion；202a, the first thin stake holes section；
202b, the second thin stake holes section；
300, mold；
301a, thick stake holes section；301b, thin stake holes section；
1, upper mold；
2, lower die；
3, first end plate；31, concrete distributing channel；
4, the second end plate；
5, tensioning mechanism；51, the first stretch board；52, the second stretch board；53, screw rod；54, positioning sleeve；55, the first tensioning
Nut；56, the second tensioning nut；
6, annular running wheel；
7, floor；
8, die bolt；
9, die-closed position.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
The technical scheme in the utility model embodiment is clearly and completely described for the attached drawing of type, it is clear that described embodiment
It is the utility model a part of the embodiment, instead of all the embodiments.
<embodiment one>
As depicted in figs. 1 and 2, it present embodiments provides a kind of for forming the mold 100 of special-shaped tubular pole, so-called abnormity
Tubular pole refers to the concrete circular pile of stake diameter thickness variation, especially bamboo joint pile.The die cavity 101 of the mold 100 shape along its length
At multiple thick stake holes section 101a and multiple thin stake holes section 101b, and each thick stake holes section 101a and each thin stake holes section 101b are alternately arranged
And be interconnected, the corresponding thick pile cutoff for forming special-shaped tubular pole of thick stake holes section 101a, thin stake holes section 101b is corresponding to form special-shaped tubular pole
Thin pile cutoff.Certainly, in mold 100 provided by the utility model, the die cavity 101 of mold 100 is formed at least along its length
The thin stake holes section 101b of one thick stake holes section 101a and at least one.
Wherein, as shown in Figures 2 to 5, the hole wall of each thick stake holes section 101a is evenly equipped with four radial convexes around axis wire loop
101d is played, the length direction of each radial protrusion 101d is consistent with the length direction of mold 100, and the inner hole of thick stake holes section 101a
The difference of the internal bore radius value R2 of radius value R1 and thin stake holes section 101b are greater than the height of projection H of radial protrusion 101d.As preferred
Scheme, the height of projection H of radial protrusion 101d is thick stake holes section 101a internal bore radius value R1 and thin stake holes section 101b inner hole half
The 1/4 to 3/4 of the difference of diameter value R2.Certainly, in mold 100 provided by the utility model, the hole wall shape of each thick stake holes section 101a
At there is an at least radial protrusion 101d, alternatively, the hole wall of only one thick stake holes section 101a is formed with radial protrusion 101d
?.
As shown in Figure 6 to 7, in the present embodiment, the hole of the hole wall of thick stake holes section 101a and adjacent thin stake holes section 101b
Shaft shoulder face 101c is formed between wall, and on the length direction of mold 100, the hole wall and shaft shoulder face 101c of thick stake holes section 101a
Between shape it is in 90 °~179 ° of angle theta.In order to reduce knockout press, can by the hole wall of thick stake holes section 101a and shaft shoulder face 101c it
Between angle theta take large values.Certainly, in order to improve extraction-resistant behavior, each thick stake holes section 101a two in the case where reducing penetrating resistance
The angle value of angle theta is different at end.
As shown in figure 5, in order to better ensure that stripping result, the two sidewalls of radial protrusion 101d are provided with 1 °~75 °
Draft angle α.It certainly, can also be the one side wall setting draft angle of radial protrusion 101d under the premise of guaranteeing stripping result
α, either, the draft angle α angle of the two sidewalls radial protrusion 101d are different.In addition, in order to prevent to special pipe in knockout course
The outside wall surface of stake damages, and the outer end face of radial protrusion 101d can be arc surface, alternatively, the side wall of radial protrusion 101d
The arc transition between outer end face.
As shown in Figures 1 to 4, in the present embodiment, mold 100 includes: upper mold 1, lower die 2, first end plate 3, the second end plate
4, tensioning mechanism 5 and multiple annular running wheels 6.Wherein, die cavity 101 is by upper mold 1, lower die 2, first end plate 3 and the second end plate 4
It surrounds to be formed.Special-shaped tubular pole forms in die cavity 101.
As shown in Figure 4 and Figure 5, specifically, upper mold 1 and lower die 2 are in semi-annular, lower die 2 and upper mold 1 are about mold
100 central axes are symmetrical and mutually can fasten to form an annulus.Also, upper mold 1 and lower die 2 can by multiple die bolts 8
Dismantling connection.In four radial protrusion 101d in the present invention, two radial protrusion 101d are located at upper mold 1 preferably wherein
With the die-closed position 9 of lower die 2, such structure design can reduce demoulding difficulty.
As shown in Figure 1, first end plate 3 is used to block the one end (right side as shown in figure 1 formed after upper mold 1 and the fastening of lower die 2
Lower end), and first end plate 3 offers concrete distributing channel 31, not shown pumping line can be via the coagulation handwoven cloth in figure
Material channel 31, which is protruded into, carries out concrete pump-delivery distribution in die cavity 101.
Second end plate 4 is used to block the other end (upper left end as shown in figure 1) formed after upper mold 1 and the fastening of lower die 2,
In the present embodiment, the second end plate 4 includes upper half plectane and lower half plectane, and one end of upper half plectane and upper mold 1 is hinged, lower half plectane
It is hinged with one end of lower die 2.
As shown in figure 3, tensioning mechanism 5 includes in the present embodiment: the first stretch board 51, the second stretch board 52, screw rod 53,
Positioning sleeve 54, the first tensioning nut 55 and the second tensioning nut 56.Wherein, first end plate 3, the second end plate 4, the first stretch board
51, the second stretch board 52 and positioning sleeve 54 are in rotational-like.If the both ends of die cavity 101 or one end part are in thick stake holes section
101a then opens up matching radial protrusion 101d on the outer circle wall of the first stretch board 51, the second stretch board 52 and positioning sleeve 54
Groove.
Specifically, the first stretch board 51 is close to the second end plate 4 and between first end plate 3 by being built in the rigid of die cavity 101
Property cage (not shown) axially connect, in the present embodiment, rigid cage is annular in shape and by more parallel rod irons (or reinforcing bar)
With spiral helicine stirrup shaped by lapping, certainly, rigid stick and stirrup can be by meeting the bar system of strength and stiffness requirement
At.
Second stretch board 52 is between the first stretch board 51 and the second end plate 4, in the present embodiment, 52 He of the second stretch board
First stretch board 51 can be same size.The both ends of positioning sleeve 54 are axial respectively to be socketed the first stretch board 51 and the second stretch board
52, specifically, one end of positioning sleeve 54 is socketed the one end of the first stretch board 51, the other end of positioning sleeve 54 is socketed the second tensioning
The one end of plate 52.
Screw rod 53 partially protrudes into die cavity 101 and axially penetrates through the second end plate 4 and the second stretch board 52, the first tensioning nut
55 mutually screw between the first stretch board 51 and the second stretch board 52 and with the one end of screw rod 53, the first tensioning nut 55
Effect is for the second stretch board 52 to be anchored on one end of screw rod 53.
Second tensioning nut 56 is screwed on screw rod 53 in the outside of die cavity 101, when screwing the second tensioning to 4 direction of the second end plate
When nut 56, the first stretch board 51 can be tensioned rigid cage to the direction far from first end plate 3.When shaped pile needs depanning
When, first the second tensioning nut 56 is screwed to far from second direction for carrying out plate.
As shown in Figure 1 and Figure 4, in the present embodiment, annular running wheel 6, which can facilitate for mold 100 to be placed on centrifuge, to be carried out
To make hollow special-shaped tubular pole, multiple annular running wheels 6 are alternatively arranged along the length direction of mold 100 in outer circle wall for centrifugation
On.For the ease of delivery mold 100 on the conveyor line, as a preferred option, length of multiple annular running wheels 6 along mold 100
Direction equidistantly arranges, and for the ease of lifting, clamping annular running wheel 6 with carrying or turnover mould 100, the cross of annular running wheel 6
The preferred T shape in section.In addition, preventing mold 100 from deforming to improve the structural strength of mold 100, on the periphery wall of mold 100
It is provided with a plurality of floor 7 for intersecting and being connected.Certainly, for solid shaped pile, mold 100 can be omitted annular running wheel 6.
<embodiment two>
Part identical with example one is applied, gives identical appended drawing reference, and omit identical explanatory note.
As shown in figure 8, the mold 200 provided in this embodiment for forming special-shaped tubular pole also has relative to embodiment one
Have such structure: the die cavity of mold 200 includes at least: the first thick stake holes section 201a, the second thick stake holes section 201b, the first thin stake
The thin stake holes section 202b of hole section 202a and second.
On the die length direction by the second end plate 4 to first end plate 3, the internal orifice dimension of the first thick stake holes section 201a is less than
The internal orifice dimension of second thick stake holes section 201b, the inner hole of the internal orifice dimension of the first thin stake holes section 202a stake holes section 202b thin less than second
Diameter.The internal orifice dimension of i.e. each thick stake holes section is sequentially increased, and the internal orifice dimension of each thin stake holes section is sequentially increased.Either, by first end
On the die length direction of 3 to the second end plate 4 of plate, the internal orifice dimension of each thick stake holes section is sequentially increased the internal orifice dimension with each thin stake holes section
It is sequentially increased.
Certainly, in mold 200 provided by the utility model, in the die length direction by the second end plate 4 to first end plate 3
It is upper or on the die length direction by 3 to the second end plate 4 of first end plate, can also be the internal orifice dimension of each thick stake holes section successively
Increase or only the internal orifice dimension of thin stake holes section is sequentially increased.
Relative to embodiment one, the mold 200 provided in this embodiment for forming special-shaped tubular pole has better end
Bearing capacity and extraction-resistant behavior.
<embodiment three>
Part identical with example one is applied, gives identical appended drawing reference, and omit identical explanatory note.
As shown in figure 9, relative to embodiment one, in the mold 300 provided in this embodiment for forming special-shaped tubular pole, slightly
Stake holes section 301a is conical section, and thin stake holes section 301b is straight circle section, and in the die length by the second end plate 4 to first end plate 3
On direction, the internal orifice dimension D2 of thick one end stake holes section 301a is greater than the internal orifice dimension D1 of the thick stake holes section 301a other end, i.e., thick stake holes section
The interior internal orifice dimension of 301a is gradually reduced.Certainly, it in mold provided by the utility model, can also be and by first end plate
On the die length direction of 3 to the second end plates 4, the internal orifice dimension of thick stake holes section is gradually reduced.
Relative to embodiment one, the mould 300 provided in this embodiment for forming special-shaped tubular pole both reduces piling construction
Resistance, by improving end bearing ability and extraction-resistant behavior.
It certainly, can also will be in embodiment two in the mold provided by the utility model for forming special-shaped tubular pole
Portion of techniques means or whole technological means in embodiment three portion of techniques means or whole technological means combine.
Specific embodiment is combined to describe the technical principle of the utility model above, but it should be recognized that above-mentioned
These descriptions are only for the purpose of explaining the principle of the present utility model, and cannot be construed to protect model to the utility model in any way
The concrete restriction enclosed.Based on the explanation herein, those skilled in the art can associate this reality not making the creative labor
With other novel specific embodiments or equivalent replacement, the protection scope of the utility model is fallen within.
Claims (10)
1. a kind of for forming the mold of special-shaped tubular pole, which is characterized in that the die cavity of the mold is formed at least along its length
One thick stake holes section and at least one thin stake holes section, and the thick stake holes section is connected with the thin stake holes section；
Wherein, the hole wall of the thick stake holes section is formed with an at least radial protrusion, the length direction of the radial protrusion with it is described
The length direction of mold is consistent, and the difference of the internal bore radius value of the internal bore radius value of the thick stake holes section and the thin stake holes section
Greater than the height of projection of the radial protrusion.
2. according to claim 1 for forming the mold of special-shaped tubular pole, which is characterized in that the hole wall of the thick stake holes section
Four radial protrusions are evenly equipped with around axis wire loop.
3. according to claim 1 for forming the mold of special-shaped tubular pole, which is characterized in that the hole wall of the thick stake holes section
It is formed with shaft shoulder face between the hole wall of the adjacent thin stake holes section, and on the length direction of the mold, the thick stake
Between the hole wall of hole section and the shaft shoulder face shape it is in 90 °~179 ° of angle.
4. according to claim 1 for forming the mold of special-shaped tubular pole, which is characterized in that the side of the radial protrusion
Wall or two sidewalls are provided with 1 °~75 ° of draft angle；
The height of projection of the radial protrusion be the thick stake holes section internal bore radius value and the thin stake holes section internal bore radius value it
The 1/4 to 3/4 of difference.
5. according to claim 1 for forming the mold of special-shaped tubular pole, which is characterized in that the mold includes:
Upper mold；
Lower die, it is symmetrical about the central axes of mold with the upper mold and can mutually fasten；
First end plate, for blocking the one end formed after the upper mold and lower die fastening；
Second end plate, for blocking the other end formed after the upper mold and lower die fastening；
Wherein, the first end plate offers concrete distributing channel.
6. according to claim 5 for forming the mold of special-shaped tubular pole, which is characterized in that the die cavity of the mold is along long
Degree direction forms multiple thick stake holes sections and multiple thin stake holes sections, and each thick stake holes section and each thin stake holes section
It is alternately arranged；
On by the first end plate to the die length direction of second end plate, the internal orifice dimension of each thick stake holes section successively increases
Greatly and/or the internal orifice dimension of the thin stake holes section is sequentially increased；
Alternatively, on the die length direction by second end plate to the first end plate, the internal orifice dimension of each thick stake holes section according to
The internal orifice dimension of secondary increase and/or the thin stake holes section is sequentially increased.
7. according to claim 5 for forming the mold of special-shaped tubular pole, which is characterized in that the mold further includes tensioning
Mechanism；
Wherein, the tensioning mechanism includes:
First stretch board, by being built in the rigid cage axis of the die cavity close to second end plate and between the first end plate
To connection；
Second stretch board, between first stretch board and second end plate；
Positioning sleeve, both ends are axial respectively to be socketed first stretch board and second stretch board；
Screw rod partially protrudes into the die cavity and axially penetrates through second end plate and second stretch board；
First tensioning nut mutually revolves between the first stretch board and second stretch board and with the one end of the screw rod
It closes；And
Second tensioning nut, the outside of Yu Suoshu die cavity are screwed on the screw rod.
8. according to claim 5 for forming the mold of special-shaped tubular pole, which is characterized in that the mold further includes multiple
Annular running wheel, and multiple annular running wheels are alternatively arranged along the length direction of mold on outer circle wall.
9. according to claim 8 for forming the mold of special-shaped tubular pole, which is characterized in that multiple running wheels are along mold
Equal spacing in length direction arrangement, and the cross section of the running wheel is T-shaped；
The a plurality of floor for intersecting and being connected is provided on the periphery wall of the mold.
10. according to claim 5 for forming the mold of special-shaped tubular pole, which is characterized in that the second end plate includes upper half
One end of plectane and lower half plectane, the upper half plectane and the upper mold is hinged, one end of the lower half plectane and the lower die
Hingedly；
The upper mold and the lower die are detachably connected by multiple die bolts；
On the die length direction by second end plate to the first end plate, the internal orifice dimension of the thick stake holes section gradually subtracts
It is small；
Alternatively, on by the first end plate to the die length direction of second end plate, the internal orifice dimension of the thick stake holes section
It is gradually reduced.
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| CN201820786655.XU CN208576017U (en) | 2018-05-24 | 2018-05-24 | It is a kind of for forming the mold of special-shaped tubular pole |
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| CN201820786655.XU CN208576017U (en) | 2018-05-24 | 2018-05-24 | It is a kind of for forming the mold of special-shaped tubular pole |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112571595A (en) * | 2019-09-29 | 2021-03-30 | 周兆弟 | Production mold and production method of prefabricated special-shaped square pile |
| CN113001748A (en) * | 2021-02-25 | 2021-06-22 | 建华建材（中国）有限公司 | Precast pile mould and precast tubular pile produced by same |
| CN113334540A (en) * | 2021-06-12 | 2021-09-03 | 江苏新高新型建材有限公司 | Tower-type prestressed concrete pile pouring mold and machining method thereof |
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2018
- 2018-05-24 CN CN201820786655.XU patent/CN208576017U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112571595A (en) * | 2019-09-29 | 2021-03-30 | 周兆弟 | Production mold and production method of prefabricated special-shaped square pile |
| CN113001748A (en) * | 2021-02-25 | 2021-06-22 | 建华建材（中国）有限公司 | Precast pile mould and precast tubular pile produced by same |
| CN113334540A (en) * | 2021-06-12 | 2021-09-03 | 江苏新高新型建材有限公司 | Tower-type prestressed concrete pile pouring mold and machining method thereof |
| CN113334540B (en) * | 2021-06-12 | 2022-09-23 | 江苏新高新型建材有限公司 | Tower-type prestressed concrete pile pouring mold and machining method thereof |
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