CN214618259U - Buckled double-rib reinforced section and corrugated pipe thereof - Google Patents
Buckled double-rib reinforced section and corrugated pipe thereof Download PDFInfo
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- CN214618259U CN214618259U CN202120232255.6U CN202120232255U CN214618259U CN 214618259 U CN214618259 U CN 214618259U CN 202120232255 U CN202120232255 U CN 202120232255U CN 214618259 U CN214618259 U CN 214618259U
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Abstract
The utility model relates to a buckled double rib reinforcing section bar and bellows thereof. The section bar extends along the longitudinal direction and comprises a large wave crest body, a small wave crest body and a straight line body; the large wave crest body is provided with a buckling groove and a side rib groove; the small wave crest body is provided with a hollow groove, and in the process of winding along the spiral direction, the buckling groove of the large wave crest body wound to the next circle can be just buckled on the small wave crest body of the last circle of sectional material to form a wave crest structure of the corrugated pipe. The section bar of the utility model can be quickly wound to form the corrugated pipe, and the buckling structure can avoid the deviation of the connecting position in the winding process, thereby improving the connecting quality of the pipe; the corrugated pipe has the advantages that the large wave crest body and the small wave crest body are buckled and welded to form a wave crest structure, the hot-state adhesive layer or the hot-state coating layer is mutually bonded along the outer side of the small wave crest body and the outer side of the buckling groove, the bonding area is large, and the hollow groove and the two side rib grooves formed in the wave crest structure can improve the compressive strength and the breakage resistance of the pipe.
Description
Technical Field
The utility model relates to a tubular product field is a buckled double-ribbed reinforced section bar and bellows thereof very much.
Background
At present, the pipe materials in the fields of drainage, pollution discharge and the like are generally steel-plastic composite spiral corrugated pipes and HDPE double-wall corrugated pipes, wherein the steel-plastic composite spiral corrugated pipes have the following defects: 1. the steel and the plastic have poor adhesion, and in the processing process, the steel belt has great internal stress, so that after the pipe is placed outdoors for a certain time, the steel and the plastic are seriously separated due to the influence of factors such as expansion caused by heat, contraction caused by cold and the like, and the ring stiffness of the pipe is seriously reduced after the pipe is buried, thereby causing engineering accidents; 2. the corrosion resistance of the steel belt is poor, so that the steel belt is easy to corrode in the production and construction processes, and the pipe is damaged to cause engineering accidents; 3. the impact performance is poor, and the steel and the plastic are easy to delaminate when the steel-plastic composite pipe is impacted by external force; 4. the damage resistance is poor, the wave crest of the pipe is of a single wave crest structure, and if the wave crest is damaged by external force, water or foreign matters enter the wave cavity to corrode the steel belt and damage the inner layer, so that the integral damage of the pipe is finally caused.
HDPE double-walled corrugated pipe has the following disadvantages: 1. the wave crest of the pipe is of a single-layer and single-wave-crest structure, the wall thickness of the inner layer and the wall thickness of the outer layer are thin, the whole wave form is hollow, and the impact resistance and the damage resistance are poor; 2. because the wave crest is of a single layer and a single wave crest structure and the pressure resistance of the pipe is poor, the integral ring stiffness is low and is generally not more than 8kN/m2If the ring stiffness needs to be improved, the unit material consumption needs to be greatly increased, and the cost is higher; 3. The production equipment investment is high, generally more than 8 times of that of the threaded corrugated pipe equipment, and the production cost is high due to the fact that the caliber is limited when the production is large; meanwhile, the pipe with the diameter of more than 1500mm cannot be produced at present due to technical limitation.
In addition, the production method of the pipe is complicated, the process operation is complex, and the product quality stability is poor; the requirement on materials is high, the material selection range is narrow, serious hidden danger of product quality can be brought by slight fluctuation of the materials, even the products are scrapped, and the production cost is high; the safety of the equipment is poor, the equipment adopts a continuous and uninterrupted extrusion design, the speed matching of each main part and each auxiliary part is very important, and the wall thickness of a product is insufficient but cannot be detected due to slight speed difference, so that great potential safety hazards are buried for engineering application; in addition, because the continuous and uninterrupted extrusion design is adopted in the equipment, a plurality of rotating parts exist in each link, serious safety accidents can be caused by carelessness, and hidden dangers are brought to property and personal safety.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: the buckled double-rib reinforced section and the corrugated pipe thereof overcome the defects, the section can be conveniently and quickly spirally wound to form the corrugated pipe, the production speed of the pipe can be improved by adopting a concave-convex mutual buckling structure, and the deviation of the connecting position in the winding process is avoided, so that the connecting quality of the pipe is improved; this buckled double-ribbed reinforcing bellows, wherein big crest body and the butt fusion of little crest body mutually form the crest structure, and hot viscose layer or hot coating bond each other along the outside of little crest body and the outside of detaining the recess, and its bonding area is big, forms the compressive strength and the resistance to destruction that hollow groove and two lateral part rib grooves can promote tubular product in the crest structure moreover.
The utility model discloses a following technical scheme realizes:
the first scheme is as follows:
the utility model provides a buckled two rib reinforcing section bar which characterized in that: the buckling type double-rib reinforced section bar extends along the longitudinal direction, and comprises a large wave crest body which protrudes upwards and extends along the longitudinal direction, small wave crest bodies which are arranged transversely at intervals relative to the large wave crest body and protrude upwards and extend along the longitudinal direction, and a straight line body which is fixedly connected between the large wave crest body and the adjacent side bottoms of the small wave crest bodies, wherein the straight line body extends along the transverse horizontal direction, one transverse end of the straight line body is fixedly connected with the outer side wall of the large wave crest body, the other transverse end of the straight line body is fixedly connected with the outer side wall of the small wave crest body, and the bottom surfaces of the large wave crest body and the small wave crest bodies are flush with the lower surface of the straight line body;
the middle position of the bottom of the large wave crest body is also provided with a buckling groove which is concave upwards and has a downward notch, and two side rib grooves which are symmetrically arranged at the two transverse sides of the buckling groove by the vertical central line of the buckling groove and extend along the longitudinal direction are also arranged between the upper peripheral wall of the large wave crest body and the inner groove wall of the buckling groove;
the buckling double-rib reinforced section bar is characterized in that a hollow groove extending along the longitudinal direction is also arranged inside the small wave crest body, the shape size and the height position of the inner groove wall of the buckling groove are matched with the shape size and the height position of the upper peripheral wall of the small wave crest body, so that in the process that the buckling double-rib reinforced section bar is wound along the spiral direction, the buckling groove of the large wave crest body in the buckling double-rib reinforced section bar wound to the next circle can be just buckled on the small wave crest body in the previous circle of the buckling double-rib reinforced section bar to form a wave crest structure of the corrugated pipe, and two side rib grooves in the wave crest structure are respectively arranged beside the two transverse sides of the hollow groove.
Preferably, the shape of the hollow groove corresponds to the shape of the upper peripheral wall of the small wave crest body.
Preferably, the cross sections of the large peak body and the small peak body, which are vertically cut along the transverse direction, are in a trapezoidal shape with a narrow top and a wide bottom.
Preferably, the upper end and the lower end of the lateral rib groove are both arc-shaped and respectively protrude towards the corresponding upper side and the lower side, and the lateral rib groove is obliquely arranged towards the direction close to the vertical central line of the buckling groove in the process of upwards extending from the lower end.
Scheme II:
the utility model provides a buckled double-ribbed reinforced corrugated pipe which characterized in that: the buckling type double-rib reinforced corrugated pipe is formed by continuously and alternately arranging wave crest structures and wave trough structures formed by buckling type double-rib reinforced sectional materials wound and bonded in the spiral direction according to the scheme I, and further comprises a thermal-state adhesive layer, wherein the thermal-state adhesive layer comprises a thermal-state adhesive section arranged between the inner groove wall of a buckling groove and the upper peripheral wall of a small wave crest body which are buckled with each other, the thermal-state adhesive section is used for enabling a large wave crest body and a small wave crest body which are positioned on the same ring to be mutually adhered to form the wave crest structures of the buckling type double-rib reinforced corrugated pipe, and the wave trough structures are formed between every two adjacent wave crest structures.
Preferably, the thermal state adhesive layer further includes a thermal state inner layer section connected to one end of the thermal state adhesive section far from the large wave crest body and extending in the transverse direction far from the corresponding small wave crest body, an upper surface of the thermal state inner layer section is flush with a lower surface of a straight line body of the buckling type double-rib reinforcing profile, and the buckling type double-rib reinforcing profile and the thermal state adhesive layer are wound in the spiral direction, and the lower surface of the straight line body of the buckling type double-rib reinforcing profile and the lower surface of the small wave crest body are adhered and continuously form the inner layer tube of the buckling type double-rib reinforcing corrugated tube in the winding direction. Wherein the hot adhesive layer functions like glue to adhere and fill.
The buckled double-rib reinforced corrugated pipe can be manufactured by the following method:
the method comprises the following steps:
melting the material of the buckled double-rib reinforced section bar, and extruding the buckled double-rib reinforced section bar by an extruder;
attaching a hot adhesive layer to the upper surface of the buckled double-rib reinforced section, continuously winding the buckled double-rib reinforced section containing the hot adhesive layer on the outer wall of the inner sizing die, and making spiral motion along with the operation of the inner sizing die, so that buckling grooves of adjacent small wave crest bodies and large wave crest bodies are buckled with each other and are bonded together through a hot adhesive section of the hot adhesive layer of the buckling surface, continuously forming a wave crest structure and a wave trough structure with continuous staggering, and continuously bonding adjacent hot inner layer sections together to form an inner layer pipe of the corrugated pipe;
and thirdly, cutting off the buckled double-rib reinforced section and closing the feeding device after the corrugated pipe is wound to the required length, lifting the pipe together with the die to a shape modifying table after the pipe is cooled, modifying the shape of the pipe, and then demoulding to obtain the buckled double-rib reinforced corrugated pipe.
The third scheme is as follows:
the utility model provides a buckled double-ribbed reinforced corrugated pipe which characterized in that: the buckling type double-rib reinforced corrugated pipe is a corrugated pipe formed by wrapping the outer peripheral wall of the buckling type double-rib reinforced sectional material according to the first scheme, arranging a thermal state coating layer on the outer peripheral wall of the buckling type double-rib reinforced sectional material, and continuously and alternately forming a wave crest structure and a wave trough structure after the buckling type double-rib reinforced sectional material and the thermal state coating layer are wound and bonded in the spiral direction, wherein the thermal state coating layer is used for enabling a large wave crest body and a small wave crest body which are positioned on the same ring to be mutually bonded to form the wave crest structure of the buckling type double-rib reinforced corrugated pipe, and the wave trough structure is formed between every two adjacent wave crest structures.
Preferably, the hot coating layer and the buckled double-rib reinforcing profile are made of the same material.
The buckled double-rib reinforced corrugated pipe can be manufactured by the following method:
the method comprises the following steps:
melting the material of the buckled double-rib reinforced section bar, and extruding the buckled double-rib reinforced section bar by an extruder;
secondly, the buckled double-rib reinforced section bar penetrates into an inner cavity of a coating layer die provided with a hot coating layer molten material for hot coating, so that the outer wall of the buckled double-rib reinforced section bar is coated with a hot coating layer, a feeding device is started while the hot coating is carried out to drive the buckled double-rib reinforced section bar to continuously enter the coating layer die, so that the section bar coated with the hot coating layer is continuously formed and output from the coating layer die, and then the buckled double-rib reinforced section bar coated with the hot coating layer is continuously wound on the outer wall of an inner sizing die and performs spiral motion along with the operation of the inner sizing die, so that buckling grooves of adjacent small wave crest bodies and large wave crest bodies are mutually buckled and are adhered together through the hot coating layer of a buckling surface, and the corrugated pipe with a continuously staggered wave crest structure and wave trough structure is formed;
and thirdly, cutting off the buckled double-rib reinforced section and closing the feeding device after the corrugated pipe is wound to the required length, lifting the pipe together with the die to a shape modifying table after the pipe is cooled, modifying the shape of the pipe, and then demoulding to obtain the buckled double-rib reinforced corrugated pipe.
Compared with the prior art, the utility model has the advantages that:
1. the utility model relates to a buckled double-rib reinforced section bar and a corrugated pipe thereof, the section bar can be conveniently and rapidly spirally wound to form the double-rib reinforced corrugated pipe, the production speed of the pipe can be improved by adopting a concave-convex mutual buckling structure, and the deviation of the connecting position in the winding process is avoided, thereby improving the connecting quality of the pipe; this buckled double-ribbed reinforcing bellows, wherein big crest body and the butt fusion of little crest body mutually form the crest structure, and hot viscose layer or hot coating bond each other along the outside of little crest body and the outside of detaining the recess, and its bonding area is big, forms the compressive strength and the resistance to destruction that hollow groove and two lateral part rib grooves can promote tubular product in the crest structure moreover.
Drawings
FIG. 1 is a schematic three-dimensional structure of the first embodiment;
FIG. 2 is a schematic vertical sectional view of the first embodiment;
FIG. 3 is a schematic three-dimensional structure of the second embodiment;
FIG. 4 is a schematic cross-sectional view of the second embodiment;
FIG. 5 is an enlarged view of A in FIG. 4;
FIG. 6 is a first connection diagram of the second embodiment;
FIG. 7 is a second connection diagram of the second embodiment;
FIG. 8 is a schematic sectional view of a third embodiment;
FIG. 9 is an enlarged view of B in FIG. 8;
fig. 10 is a schematic connection diagram of the third embodiment.
Description of reference numerals: 1-buckling type double-rib reinforced section bar, 11-large wave crest body, 12-straight line body, 13-small wave crest body, 14-buckling groove, 15-lateral rib groove, 16-hollow groove, 2-buckling type double-rib reinforced corrugated pipe, 21-wave crest structure, 22-wave trough structure, 23-inner layer pipe, 3-thermal state adhesive layer, 31-thermal state adhesive section, 32-thermal state inner layer section and 4-thermal state coating layer.
Detailed Description
The invention is explained in detail below with reference to the accompanying drawings:
the first embodiment is as follows:
as shown in fig. 1 to 10, a buckled type double-rib reinforced section bar is characterized in that: the buckling type double-rib reinforced section bar 1 extends along the longitudinal direction, the buckling type double-rib reinforced section bar 1 comprises large wave crest bodies 11 which protrude upwards and extend along the longitudinal direction, small wave crest bodies 13 which are arranged transversely at intervals relative to the large wave crest bodies 11 and protrude upwards and extend along the longitudinal direction, and straight line bodies 12 which are fixedly connected between the large wave crest bodies 11 and the adjacent side bottoms of the small wave crest bodies 13, the straight line bodies 12 extend along the transverse horizontal direction, one transverse end of each straight line body is fixedly connected with the outer side wall of the large wave crest body 11, the other transverse end of each straight line body is fixedly connected with the outer side wall of the small wave crest body 13, and the bottom surfaces of the large wave crest bodies 11 and the small wave crest bodies 13 are flush with the lower surfaces of the straight line bodies 12;
the middle position of the bottom of the large wave crest body 11 is also provided with a buckling groove 14 which is concave upwards and the notch of which is downward, and two side rib grooves 15 which are symmetrically arranged at the two transverse sides of the buckling groove 14 by the vertical central line of the buckling groove 14 and extend along the longitudinal direction are also arranged between the upper peripheral wall of the large wave crest body 11 and the inner groove wall of the buckling groove 14;
the small wave crest body 13 is also internally provided with a hollow groove 16 extending along the longitudinal direction, the shape, size and height position of the inner groove wall of the buckling groove 14 are matched with the shape, size and height position of the upper peripheral wall of the small wave crest body 13, so that the buckling groove 14 of the large wave crest body 11 in the buckling type double-rib reinforcing section bar wound to the next circle can be just buckled on the small wave crest body 13 in the buckling type double-rib reinforcing section bar in the previous circle to form a wave crest structure 21 of the corrugated pipe in the process of winding the buckling type double-rib reinforcing section bar along the spiral direction, and the two side rib grooves 15 in the wave crest structure 21 are respectively arranged beside the two transverse sides of the hollow groove 16.
Preferably, the hollow groove 16 has a shape corresponding to the outer shape of the upper peripheral wall of the small wave crest body 13.
Preferably, the cross sections of the large peak body 11 and the small peak body 13, which are vertically cut along the transverse direction, are in a trapezoid shape with a narrow top and a wide bottom.
Preferably, the upper and lower ends of the lateral rib groove 15 are both arc-shaped and respectively protrude towards the corresponding upper and lower sides, and the lateral rib groove 15 is inclined from the lower end in the upward extending process towards the direction close to the vertical center line of the buckling groove 14.
Example two:
as shown in fig. 1 to 7, a buckling type double-rib reinforced corrugated pipe is characterized in that: the buckled double-rib reinforced corrugated pipe 2 is formed by continuously and alternately arranging peak structures 21 and valley structures 22 formed after the buckled double-rib reinforced sectional material 1 is wound and bonded in the spiral direction, the buckled double-rib reinforced corrugated pipe 2 further comprises a thermal adhesive layer 3, the thermal adhesive layer 3 comprises a thermal adhesive section 31 arranged between the inner groove wall of the buckled groove 14 and the upper peripheral wall of the small peak body 13, the thermal adhesive section 31 is used for enabling the large peak body 11 and the small peak body 13 which are positioned on the same ring to be mutually adhered to form the peak structures 21 of the buckled double-rib reinforced corrugated pipe 2, and the valley structures 22 are formed between every two adjacent peak structures 21.
Preferably, the thermal state adhesive layer 3 further includes a thermal state inner layer segment 32 connected to one end of the thermal state adhesive segment 31 away from the large peak body 11 and extending in the transverse direction away from the corresponding small peak body 13, the upper surface of the thermal state inner layer segment 32 is flush with the lower surface of the straight line body 12 of the fastening type double-rib reinforced profile 1, and the fastening type double-rib reinforced profile 1 and the thermal state adhesive layer 3 are bonded to the lower surface of the straight line body 12 of the fastening type double-rib reinforced profile 1 and the bottom surface of the small peak body 13 in the process of winding in the spiral direction and continuously form the inner layer tube 23 of the fastening type double-rib reinforced corrugated tube in the winding direction. Wherein the hot adhesive layer functions like glue to adhere and fill.
The buckled double-rib reinforced corrugated pipe can be manufactured by the following method:
the method comprises the following steps:
melting the material of the buckled double-rib reinforced section bar 1, and extruding the buckled double-rib reinforced section bar 1 by an extruder;
attaching a hot adhesive layer 3 on the upper surface of the buckled double-rib reinforced section 1, continuously winding the buckled double-rib reinforced section 1 containing the hot adhesive layer 3 on the outer wall of the inner sizing die, and making spiral motion along with the operation of the inner sizing die, so that the adjacent small wave crest bodies 13 and the buckling grooves 14 of the large wave crest bodies 11 are buckled with each other and are bonded together through the hot adhesive sections 31 of the hot adhesive layer 3 on the buckling surfaces, continuously forming the wave crest structures 21 and the wave trough structures 22 with continuous staggering, and continuously bonding the adjacent hot inner layer sections 32 together to form the inner layer tube 23 of the corrugated tube;
and thirdly, after the corrugated pipe is wound to a required length, cutting off the buckled double-rib reinforced section bar 1 and closing the feeding device, after the pipe is cooled, hoisting the pipe together with the die to a shaping table, shaping the pipe, and then demoulding to obtain the buckled double-rib reinforced corrugated pipe.
Example three:
as shown in fig. 1-3 and 8-10, a buckling type double-rib reinforced corrugated pipe is characterized in that: the buckled double-rib reinforced corrugated pipe 2 is a corrugated pipe formed by continuously interleaving peak structures 21 and valley structures 22 and formed by wrapping and bonding the buckled double-rib reinforced sectional material 1 and the thermal coating layer 4 in the spiral direction by arranging the thermal coating layer 4 on the outer peripheral wall of the buckled double-rib reinforced sectional material 1, wherein the thermal coating layer 4 is used for enabling a large peak body 11 and a small peak body 13 which are positioned on the same circle to be mutually bonded to form the peak structures 21 of the buckled double-rib reinforced corrugated pipe 2, and the valley structures 22 are formed between two adjacent peak structures 21.
Preferably, the hot coating 4 and the snap-together double-ribbed reinforcing profile 1 are made of the same material.
The buckled double-rib reinforced corrugated pipe can be manufactured by the following method:
the method comprises the following steps:
melting the material of the buckled double-rib reinforced section bar 1, and extruding the buckled double-rib reinforced section bar 1 by an extruder;
secondly, the buckled double-rib reinforced section 1 penetrates into an inner cavity of a coating die internally provided with a hot coating molten material to carry out hot coating, so that the outer wall of the buckled double-rib reinforced section 1 is coated with a hot coating 4, and a feeding device is started to drive the buckled double-rib reinforced section 1 to continuously enter the coating die while the hot coating is carried out, so that the section coated with the hot coating 4 is continuously formed and output from the coating die, and then the buckled double-rib reinforced section 1 coated with the hot coating 4 is continuously wound on the outer wall of the inner sizing die and performs spiral motion along with the operation of the inner sizing die, so that adjacent small wave crest bodies 13 and buckling grooves 14 of large wave crest bodies 11 are buckled with each other and are adhered together through the hot coating 4 of buckling surfaces, and the corrugated pipe with continuously staggered wave crest structures 21 and wave trough structures 22 is formed;
and thirdly, after the corrugated pipe is wound to a required length, cutting off the buckled double-rib reinforced section bar 1 and closing the feeding device, after the pipe is cooled, hoisting the pipe together with the die to a shaping table, shaping the pipe, and then demoulding to obtain the buckled double-rib reinforced corrugated pipe.
While the present invention has been shown and described with reference to particular embodiments and alternatives thereof, it will be understood that various changes and modifications can be made without departing from the spirit and scope of the invention. It is understood, therefore, that the invention is not to be limited, except as by the appended claims and their equivalents.
Claims (9)
1. The utility model provides a buckled two rib reinforcing section bar which characterized in that: the buckling type double-rib reinforced section (1) extends along the longitudinal direction, the buckling type double-rib reinforced section (1) comprises a large wave crest body (11) protruding upwards and extending along the longitudinal direction, small wave crest bodies (13) which are arranged transversely at intervals relative to the large wave crest body (11) and protrude upwards and extend along the longitudinal direction, and a straight line body (12) fixedly connected between the large wave crest body (11) and the bottom of the adjacent side of the small wave crest body (13), the straight line body (12) extends along the transverse horizontal direction, one transverse end is fixedly connected with the outer side wall of the large wave crest body (11), the other transverse end is fixedly connected with the outer side wall of the small wave crest body (13), and the bottom surfaces of the large wave crest body (11) and the small wave crest bodies (13) are flush with the lower surface of the straight line body (12);
the middle position of the bottom of the large wave crest body (11) is also provided with a buckling groove (14) which is concave upwards and has a downward notch, and two side rib grooves (15) which are symmetrically arranged at the two transverse sides of the buckling groove (14) by the vertical central line of the buckling groove (14) and extend along the longitudinal direction are also arranged between the upper peripheral wall of the large wave crest body (11) and the inner groove wall of the buckling groove (14);
the buckling double-rib reinforced section bar is characterized in that a hollow groove (16) extending along the longitudinal direction is also formed in the small wave crest body (13), the shape size and the height position of the inner groove wall of the buckling groove (14) are matched with the shape size and the height position of the upper peripheral wall of the small wave crest body (13), so that the buckling groove (14) of the large wave crest body (11) in the buckling double-rib reinforced section bar wound to the next circle can be just buckled on the small wave crest body (13) in the buckling double-rib reinforced section bar in the previous circle to form a wave crest structure (21) of the corrugated pipe in the spiral direction winding process of the buckling double-rib reinforced section bar, and two lateral rib grooves (15) in the wave crest structure (21) are respectively arranged on two lateral sides of the hollow groove (16).
2. The buckled, double-ribbed reinforcing profile of claim 1, wherein: the shape of the hollow groove (16) corresponds to the shape of the upper peripheral wall of the small wave crest body (13).
3. The buckled, double-ribbed reinforcing profile of claim 1, wherein: the cross sections of the large peak body (11) and the small peak body (13) which are vertically cut along the transverse direction are in a trapezoid shape with a narrow top and a wide bottom.
4. The buckled, double-ribbed reinforcing profile of claim 1, wherein: the upper end and the lower end of the lateral rib groove (15) are both arc-shaped and respectively protrude towards the corresponding upper side and the lower side, and the lateral rib groove (15) is obliquely arranged towards the direction close to the vertical central line of the buckling groove (14) in the upward extending process from the lower end.
5. The utility model provides a buckled double-ribbed reinforced corrugated pipe which characterized in that: the buckling type double-rib reinforced corrugated pipe (2) is a corrugated pipe formed by continuously staggering a peak structure (21) and a trough structure (22) after the buckling type double-rib reinforced section bar (1) is wound and bonded along the spiral direction according to any one of claims 1 to 4, the buckling type double-rib reinforced corrugated pipe (2) further comprises a thermal adhesive layer (3), the thermal adhesive layer (3) comprises a thermal adhesive section (31) arranged between the inner groove wall of a buckling groove (14) and the upper peripheral wall of a small peak body (13) which are buckled with each other, the thermal adhesive section is used for enabling a large peak body (11) and the small peak body (13) which are positioned on the same ring to be mutually adhered to form the peak structure (21) of the buckling type double-rib reinforced corrugated pipe (2), and the trough structure (22) is formed between every two adjacent peak structures (21).
6. The buckled, double-ribbed reinforced bellows of claim 5, wherein: the thermal state adhesive layer (3) further comprises a thermal state inner layer section (32) which is connected with one end of the thermal state adhesive section (31) far away from the large wave crest body (11) and extends towards the transverse direction far away from the corresponding small wave crest body (13), the upper surface of the thermal state inner layer section (32) is flush with the lower surface of the straight line body (12) of the buckling type double-rib reinforced section bar (1), and the buckling type double-rib reinforced section bar (1) and the thermal state adhesive layer (3) are adhered to the lower surface of the straight line body (12) of the buckling type double-rib reinforced section bar (1) and the bottom surface of the small wave crest body (13) along the spiral direction in the winding process, and continuously form the inner layer pipe (23) of the buckling type double-rib reinforced corrugated pipe along the winding direction.
7. The buckled, double-ribbed reinforced bellows of claim 6, wherein: the thermal adhesive layer (3) and the buckled double-rib reinforced section (1) are made of the same material.
8. The utility model provides a buckled double-ribbed reinforced corrugated pipe which characterized in that: the buckled double-rib reinforced corrugated pipe (2) is a corrugated pipe formed by continuously staggering a peak structure (21) and a trough structure (22) and formed by wrapping and bonding the buckled double-rib reinforced profile (1) and a hot coating layer (4) along a spiral direction by wrapping and arranging the hot coating layer (4) on the outer peripheral wall of the buckled double-rib reinforced profile (1) according to any one of claims 1 to 4, wherein the hot coating layer (4) is used for enabling a large peak body (11) and a small peak body (13) which are positioned on the same ring to be mutually bonded to form the peak structure (21) of the buckled double-rib reinforced corrugated pipe (2), and the trough structure (22) is formed between every two adjacent peak structures (21).
9. The buckled, double-ribbed reinforced bellows of claim 8, wherein: the thermal coating layer (4) and the buckled double-rib reinforced section bar (1) are made of the same material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120232255.6U CN214618259U (en) | 2021-01-27 | 2021-01-27 | Buckled double-rib reinforced section and corrugated pipe thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120232255.6U CN214618259U (en) | 2021-01-27 | 2021-01-27 | Buckled double-rib reinforced section and corrugated pipe thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214618259U true CN214618259U (en) | 2021-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120232255.6U Active CN214618259U (en) | 2021-01-27 | 2021-01-27 | Buckled double-rib reinforced section and corrugated pipe thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214618259U (en) |
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2021
- 2021-01-27 CN CN202120232255.6U patent/CN214618259U/en active Active
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