CN116784207A - Threaded drip infiltration pipe device and manufacturing method thereof - Google Patents
Threaded drip infiltration pipe device and manufacturing method thereof Download PDFInfo
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- CN116784207A CN116784207A CN202310739142.9A CN202310739142A CN116784207A CN 116784207 A CN116784207 A CN 116784207A CN 202310739142 A CN202310739142 A CN 202310739142A CN 116784207 A CN116784207 A CN 116784207A
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- 230000008595 infiltration Effects 0.000 title claims abstract description 33
- 238000001764 infiltration Methods 0.000 title claims abstract description 33
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 117
- 229920006257 Heat-shrinkable film Polymers 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims abstract description 11
- 229920006300 shrink film Polymers 0.000 claims description 22
- 239000000463 material Substances 0.000 claims description 21
- 238000001179 sorption measurement Methods 0.000 claims description 13
- 238000004080 punching Methods 0.000 claims description 12
- 238000001816 cooling Methods 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 8
- 238000000465 moulding Methods 0.000 claims description 7
- 239000000498 cooling water Substances 0.000 claims description 6
- 238000007731 hot pressing Methods 0.000 claims description 6
- 238000004804 winding Methods 0.000 claims description 4
- 238000007689 inspection Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000003825 pressing Methods 0.000 claims description 3
- 238000013329 compounding Methods 0.000 claims description 2
- 238000003973 irrigation Methods 0.000 abstract description 19
- 230000002262 irrigation Effects 0.000 abstract description 18
- 230000000903 blocking effect Effects 0.000 abstract description 5
- 239000012528 membrane Substances 0.000 description 10
- 239000003337 fertilizer Substances 0.000 description 5
- 229920001903 high density polyethylene Polymers 0.000 description 4
- 239000004700 high-density polyethylene Substances 0.000 description 4
- 241000196324 Embryophyta Species 0.000 description 3
- 239000002131 composite material Substances 0.000 description 3
- 230000008602 contraction Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 229920000092 linear low density polyethylene Polymers 0.000 description 2
- 239000004707 linear low-density polyethylene Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 229920001684 low density polyethylene Polymers 0.000 description 1
- 239000004702 low-density polyethylene Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/06—Watering arrangements making use of perforated pipe-lines located in the soil
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D23/00—Producing tubular articles
- B29D23/001—Pipes; Pipe joints
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Soil Sciences (AREA)
- Water Supply & Treatment (AREA)
- Environmental Sciences (AREA)
- Mechanical Engineering (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The invention discloses a threaded drip-seepage pipe device and a manufacturing method thereof, and relates to the technical field of agricultural irrigation, wherein the device comprises a drip-seepage pipe body, a plurality of threaded bulges are uniformly arranged on the outer wall of the drip-seepage pipe body in a ring manner, a heat-shrinkable film is coated outside the drip-seepage pipe body, and the tops of the threaded bulges are abutted against the inner wall of the heat-shrinkable film; the drip infiltration pipe body is provided with a plurality of groups of drip infiltration water flow channels, and water flow in the drip infiltration pipe body can enter the outside through the drip infiltration water flow channels. The drip seepage pipe manufactured by the manufacturing method of the threaded drip seepage pipe device can avoid blocking a water outlet in the irrigation process through the undulating flow passage structure of the threaded bulge and the threaded groove.
Description
Technical Field
The invention relates to the technical field of agricultural irrigation, in particular to a threaded drip infiltration pipe device and a manufacturing method thereof.
Background
At present, agriculture is gradually intelligent, water and fertilizer integration is needed, micro-irrigation is adopted in China for about 30 years to achieve great success in water and fertilizer saving, the agricultural development now puts forward higher requirements, the water and fertilizer ground irrigation utilization rate is low, the service life of materials used for irrigation is short, resources are wasted and working time is wasted by repeated paving, in order to solve the problem, an underground infiltrating irrigation mode can be adopted at present, water saving, fertilizer saving, land saving, labor saving and environmental protection are achieved, and water outlets are easily blocked due to soil, weeds and the like in the using process of the underground infiltrating irrigation used at present, so that the irrigation effect is affected.
Disclosure of Invention
The invention aims to provide a threaded drip infiltration pipe device and a manufacturing method thereof, which are used for solving the problems in the prior art, and the adoption of a fluctuation flow passage structure with the matched threaded bulge and threaded groove can avoid blocking a water outlet in the irrigation process.
In order to achieve the above object, the present invention provides the following solutions:
the invention provides a threaded drip-seepage pipe device which comprises a drip-seepage pipe body, wherein a plurality of threaded bulges are uniformly arranged on the outer wall of the drip-seepage pipe body in a ring mode, a heat shrinkage film is coated outside the drip-seepage pipe body, and the tops of the threaded bulges are abutted against the inner wall of the heat shrinkage film; the drip infiltration pipe body is provided with a plurality of groups of drip infiltration water flow channels, and water flow in the drip infiltration pipe body can enter the outside through the drip infiltration water flow channels.
Optionally, the infiltration flow channel that drips includes water inlet and delivery port, the water inlet is located the screw thread groove between two adjacent screw thread protrusions, the delivery port is located the thermal contraction membrane between two adjacent screw thread protrusions, have a plurality of between water inlet and the delivery port screw thread protrusion, be located the ripple runner on the screw thread protrusion top between water inlet and the delivery port all has seted up with the screw thread groove intercommunication of adjacent both sides, and during the use, the water flow in the infiltration pipe body flows into the screw thread inslot through the water inlet of screw thread groove department, then flows through other screw thread grooves and screw thread protrusion in proper order through the ripple runner on screw thread protrusion top, finally flows to the external world through the delivery port that the thermal contraction membrane department of one of them screw thread groove top was seted up, realizes turbulent steady watering, can avoid blocking up the pipeline mouth of a river.
Optionally, the top of the thread protrusion is a planar structure, and the corrugated upper runner is arranged on the planar structure; the bottoms of the thread grooves between two adjacent thread protrusions are of a plane structure.
Optionally, the drip seepage channel comprises a water inlet, a water outlet and a groove channel, and the water inlet is positioned at the position where the thread protrusion is connected with the drip seepage pipe body; the top of the thread bulge is of a plane structure, the groove flow passage is arranged on the plane structure of the top of the thread bulge, and the water outlet is arranged on one side of the top of the thread bulge; the water inlet and the water outlet are communicated with the groove flow channels at the corresponding positions.
Optionally, the width of the thread protrusion gradually increases from top to bottom.
Optionally, the drip infiltration pipe body includes the inner tube, the outer fixed cover of inner tube is equipped with the outer tube, the screw thread protruding with outer tube lateral wall integrated into one piece.
Optionally, still include the bar membrane, the bar membrane is fixed laminate in the heat shrink film outside, just the bar membrane is close to delivery port one side and has been seted up turbulent flow passageway, the bar membrane side with heat shrink film heat seal, the bar membrane side with the apopore of turbulent flow passageway intercommunication has been seted up in heat seal membrane heat seal position department, during the use through the rivers that the delivery port flows along the inside turbulent flow passageway of bar membrane, until the apopore department of bar membrane side department flows outside after, realizes the watering, this structure is applicable to buried pipe laying, further has avoided the jam problem.
The invention also provides a manufacturing method of the threaded drip infiltration pipe device, which comprises the following steps:
extruding an inner pipe by adopting one extruder, wherein the inner pipe passes through a second extruder, and extruding an outer pipe coated on the inner pipe by the second extruder while passing through the second extruder to form a pipe blank;
step two, the extruded tube blank is subjected to adsorption molding through a thread tube forming die, a thread bulge is formed on the outer wall of the outer tube, the tube blank is cooled through a cooling water tank, a water inlet is formed at the position of the thread groove through punching by a punching machine, and a ripple upper flow passage is formed at the top of part of the thread bulge;
and thirdly, penetrating the perforated pipe blank through the middle of a shrink film machine head body, extruding a heat shrink film by a third extruder to cover the outer part of the outer pipe, pressing the heat shrink film by a forming wheel with a heat adsorption turbulence channel, cooling the heat shrink film by a water cooling groove, and perforating at the position of the heat shrink film corresponding to the thread groove to form a water outlet, thereby forming the drip seepage pipe body.
Optionally, the method further comprises a step four, wherein the step four comprises: and D, extruding a strip material from the drip-seepage pipe body in the third step through a fourth extruder after the drip-seepage pipe body is pulled by a tractor, hot-pressing and compounding the strip material along the running direction above punching of the drip-seepage pipe body by a forming wheel with a water outlet hole gap through a turbulent flow channel to form a strip film, cooling the drip-seepage pipe body of the heat-seal strip film through a cooling water tank, marking by a marking machine after the traction of the tractor, winding and coiling the strip material by a pipe coiling machine to finish a product, and warehousing after a spot inspection pressure test.
Compared with the prior art, the invention has the following technical effects:
the drip infiltration pipe body is provided with a plurality of annular thread bulges, the water inlet communicated with the inside of the drip infiltration pipe body is arranged at the thread groove, the water outlet communicated with the outside is arranged at the heat shrinkage film at the position of other thread grooves, and a plurality of undulating thread bulges and thread grooves are arranged between the water outlet and the water inlet, so that impurities such as weeds, soil and the like can be blocked, and blockage in the irrigation process is avoided; the top of the screw thread bulge between the water outlet and the water inlet is provided with a corrugated upper flow passage, so that water flow can pass through the corrugated upper flow passage, and the corrugated upper flow passage has the function of a turbulent flow passage; a strip-shaped film with turbulent flow channels can be adhered outside the heat shrinkage film again, so that the heat shrinkage film can be buried and irrigated more adaptively.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic cross-sectional view of a threaded drip line device according to an embodiment of the present invention;
FIG. 2 is an enlarged partial schematic view of FIG. 1 in accordance with the present invention;
FIG. 3 is a schematic view of a portion of a heat-sealed strip film according to an embodiment of the present invention;
FIG. 4 is a schematic partial cross-sectional view of a threaded drip line device according to a second embodiment of the present invention;
reference numerals illustrate: 1-a drip infiltration pipe body, 2-a heat shrinkage film, 3-a water outlet, 4-a water inlet, 5-a corrugated upper flow passage, 6-a strip film, 7-a thread protrusion and 8-a groove flow passage.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention aims to provide a threaded drip infiltration pipe device and a manufacturing method thereof, which are used for solving the problems in the prior art, and the adoption of a fluctuation flow passage structure with the matched threaded bulge and threaded groove can avoid blocking a water outlet in the irrigation process.
In order that the above-recited objects, features and advantages of the present invention will become more readily apparent, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description.
Example 1
The invention provides a screw thread drip-seepage pipe device, as shown in figure 1 and figure 2, comprising a drip-seepage pipe body 1, wherein the drip-seepage pipe body 1 comprises an inner pipe, an outer pipe is fixedly sleeved outside the inner pipe, the inner pipe is made of HDPE material, EVA material is used for the outer pipe, HDPE material is mainly pipe strength and compression resistance, EVA material is used for the outer pipe and mainly reduces forming temperature, subsequent fusion with shrinkage film materials is facilitated, HDPE, LLDPE, LDPE mixture is used, and EVA is not used; the outer tube of the drip-permeation tube body 1 is uniformly and integrally formed with a plurality of thread bulges 7, the width of the thread bulges 7 from the top to the bottom is gradually increased, the outside of the drip-permeation tube body 1 is coated with a heat shrinkage film 2, the top of the thread bulges 7 is abutted against the inner wall of the heat shrinkage film 2, the drip-permeation tube body 1 is produced by adopting a plastic extruder, a plastic extruder is added in front of the drip-permeation tube body 1 to extrude a blank of the heat shrinkage film 2, the produced drip-permeation tube body 1 passes through the middle of a blank of a head of the production heat shrinkage film, the extruded heat shrinkage film is coated on the drip-permeation tube body 1, the drip-permeation tube body 1 needs to be punched on a thread groove before entering the shrink film blank, and the aperture and the hole pitch need to define the punching distance according to the water flow requirement of the drip-permeation tube, so as to form the water inlet 4. The shrink film is produced by an extruder, after the shrink film coats the drip irrigation pipe body, the shrink film is adsorbed by a turbulent flow channel at the top of a thread bulge through an adsorption wheel with a turbulent flow channel according to a thread plane, two channels of adsorption or symmetrical adsorption are carried out to form a corrugated upper flow channel 5, and a puncher is used for punching holes on the heat shrink film at the position corresponding to the thread groove according to the design requirement of water flow rate to form a water outlet 3, so that the ground drip irrigation pipe can be formed; in this embodiment, a plurality of groups of drip-seepage water flow channels are arranged on the drip-seepage pipe body 1, and water in the drip-seepage pipe body 1 can enter the outside through the drip-seepage water flow channels. The water dripping and leaking channel comprises a water inlet 4 and a water outlet 3, wherein the water inlet 4 is positioned on a thread groove between two adjacent thread protrusions 7, the water outlet 3 is positioned on a heat shrinkage film 2 between two adjacent thread protrusions 7, a plurality of thread protrusions 7 are arranged between the water inlet 4 and the water outlet 3, corrugated upper flow channels 5 are respectively arranged at the tops of the thread protrusions 7 positioned between the water inlet 4 and the water outlet 3 in the same group, the tops of the thread protrusions 7 are in a plane structure, and the corrugated upper flow channels 5 are arranged on the plane structure; the bottoms of the thread grooves between two adjacent thread protrusions 7 are of a planar structure, the thread protrusions between the water inlets and the water outlets of different groups are of a planar structure, and water flow can be avoided, so that series flow among various groups of water seepage channels is avoided, and the problem of uneven flow is solved.
In another embodiment, in order to enable the heat-shrinkable film to be laid on the ground, the heat-shrinkable film can be well laid in a buried manner without blocking a water outlet, so that the heat-shrinkable film 2 is provided with the strip-shaped film 6 in a heat sealing manner, as shown in fig. 3, the strip-shaped film 6 is fixedly attached to the outer side of the heat-shrinkable film 2, a turbulent flow passage is formed in one side of the strip-shaped film 6 close to the water outlet 3, the side of the strip-shaped film 6 is heat-sealed with the heat-shrinkable film 2, and a water outlet communicated with the turbulent flow passage is formed in the heat-sealing position of the side of the strip-shaped film 6 and the heat-sealing film. After the water outlet of the drip infiltration pipe body is opened, the drip infiltration pipe body is pulled by a pulling machine, an extruder is added in front of the pulling machine to extrude the strip material, the strip material is secondarily coated on the drip infiltration pipe body with the heat shrinkage film and the holes, and the strip material extruded by the extruder is adsorbed on the turbulent flow channel hot-pressing composite drip infiltration pipe body through a forming wheel with a turbulent flow channel. The water flow channel is designed on the adsorption wheel at the position of the water outlet, so that water flows into the turbulent flow channel. According to the water outlet flow, the width, length and size of a turbulent flow channel are designed, an external water outlet flow channel is designed, the water outlet flow channel is designed below two sides of a secondary composite strip-shaped film, a non-heat-sealing gap is reserved on an adsorption wheel on the water outlet channel according to the water outlet flow channel of the turbulent flow channel, the water outlet quantity of not more than 1 millimeter is larger than the water outlet quantity of the turbulent flow channel, the specification size of a hot-pressing adsorption turbulent flow channel forming wheel is designed according to the water seepage quantity of each meter per hour, a hot-pressing strip-shaped adsorption turbulent flow channel and a drip-seepage pipe body are further passed through a traction machine, so that the pipe forming stability is good, the pipe is coiled by the winding machine according to the pipe setting size requirement after being formed, and the pipe is marked by a marking machine before being arranged on the winding machine; when the drip-seepage pipe is paved in the ground, if the double water outlets on the drip-seepage pipe body can be paved at will, if the single water outlet is better to be arranged below, the water seepage in the pipeline is facilitated. The width of the top end of the thread of the pipe is determined according to the diameter of the pipe, the pipe diameter is small and small, the pipe diameter is large and the pipe diameter is wide, but the strip-shaped film covered outside is required to be firmly bonded, and besides the turbulent flow passage can be used for water passage, other contact bonding points can not be used for water passage.
The invention also provides a manufacturing method of the threaded drip infiltration pipe device, which comprises the following steps:
extruding an inner pipe by adopting an extruder, wherein the inner pipe passes through a second extruder, and the second extruder extrudes an outer pipe coated on the inner pipe while passing through the inner pipe, wherein the second extruder has normal production temperature of 130 ℃ in a first area, 140 ℃ in a second area, 150 ℃ in a third area, 160 ℃ in a fourth area and 150 ℃ in a fifth area, and the extruded material enters a co-extruder head to extrude a pipe blank;
step two, the extruded tube blank is subjected to adsorption molding through a thread tube forming die, a thread bulge is formed on the outer wall of the outer tube, the tube blank is cooled through a cooling water tank, and a water inlet is formed at the position of the thread groove through punching by a punching machine;
step three, the punched tube blank passes through the middle of a shrink film machine head body, a third extruder extrudes a heat shrink film to cover the outer part of an outer tube, an extruder for producing the shrink film normally produces temperatures of all areas, a special material for the heat shrink film is used, the temperature of the first area is 150 ℃, the temperature of the second area is 170 ℃, the temperature of the third area is 180 ℃, the temperature of the fourth area is 190 ℃, the temperature of the fifth area is 180 ℃, the machine head body is 180 ℃, and the temperature of a mouth die is 180 ℃; then pressing and adsorbing the turbulent flow channel through a forming wheel with a thermal adsorption turbulent flow channel to form a corrugated upper flow channel at the top of a part of the threaded bulge, cooling through a water cooling groove, and punching a hole at the position of the thermal contraction film corresponding to the threaded groove to form a water outlet, so that a drip irrigation pipe body is formed, and further, the drip irrigation pipe body can be used for ground drip irrigation.
If the buried pipeline is adopted for irrigation, the drip-seepage pipe body in the third step is required to be drawn by a drawing machine and extruded by a fourth extruder, HDPE and LLDPE are mixed for materials, one material can be used singly, the material mainly has certain hardness and strength, is beneficial to heat absorption turbulent flow channels and water outlet flow channels and is beneficial to heat adhesion with a shrink film, the strip is subjected to hot pressing composite molding to form a strip film along the running direction above the punching of the drip-seepage pipe body by a molding wheel with a water outlet hole gap along the turbulent flow channel, the drip-seepage pipe body of the heat sealing strip film is cooled by a cooling water tank, the marking machine marks after the drawing machine draws, the product is wound and coiled by a pipe coiling machine, and the product is put in storage after the spot inspection pressurizing test.
The invention has the advantages of strong innovation, advanced technology, reliable molding process, convenient material selection, high production efficiency, on-line one-step molding, no complex and expensive mold manufacturing, reduced production procedures, low production cost, stronger market competitiveness of product price and wide application range of products. The buried infiltrating irrigation can directly supply water, fertilizer, medicine and gas to plant roots, so that powerful guarantee is provided for realizing water saving, grain increasing, weight losing, synergy, environmental protection, ecological civilization and intelligent agriculture.
Example two
The first embodiment is an improvement on the basis of the first embodiment, as shown in fig. 4, the positions of the water inlet 4 and the water outlet of the drip infiltration water flow channel are changed, and a groove flow channel 8 is added, wherein the water inlet is positioned at the position where the thread protrusion 7 is connected with the drip infiltration pipe body and is communicated with the groove flow channel 8 on the plane of the top of the thread protrusion after penetrating through the thread protrusion 7, so that water can flow between the water inlet and the groove flow channel 8 on the top of the thread protrusion conveniently; the top of the thread bulge 7 is of a planar structure, the groove flow channel 8 is arranged on the planar structure at the top of the thread bulge, and the water outlet is arranged on one side of the top of the thread bulge 7 so as to be convenient to communicate with the other end of the groove flow channel 8; the groove flow channel 8 is of a groove-shaped structure with the width of 1mm and the depth of 1mm, and the upper surface opening of the groove flow channel is attached by the heat shrinkage film 2, so that a sealed complete flow channel structure is formed.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "top", "bottom", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
The principles and embodiments of the present invention have been described in detail with reference to specific examples, which are provided to facilitate understanding of the method and core ideas of the present invention; also, it is within the scope of the present invention to be modified by those of ordinary skill in the art in light of the present teachings. In view of the foregoing, this description should not be construed as limiting the invention.
Claims (9)
1. A threaded drip tube device, characterized in that: the drip-seepage pipe comprises a drip-seepage pipe body, wherein a plurality of thread bulges are uniformly and annularly arranged on the outer wall of the drip-seepage pipe body, a heat shrinkage film is coated outside the drip-seepage pipe body, and the tops of the thread bulges are abutted against the inner wall of the heat shrinkage film; the drip infiltration pipe body is provided with a plurality of groups of drip infiltration water flow channels, and water flow in the drip infiltration pipe body can enter the outside through the drip infiltration water flow channels.
2. A threaded drip tube device as defined in claim 1, wherein: the water dripping and leaking channel comprises a water inlet and a water outlet, the water inlet is positioned on a thread groove between two adjacent thread protrusions, the water outlet is positioned on a heat shrinkage film between two adjacent thread protrusions, a plurality of thread protrusions are arranged between the water inlet and the water outlet, and corrugated upper channels are formed at the tops of the thread protrusions between the water inlet and the water outlet.
3. A threaded drip tube device as in claim 2, wherein: the top of the thread bulge is of a planar structure, and the corrugated upper runner is arranged on the planar structure; the bottoms of the thread grooves between two adjacent thread protrusions are of a plane structure.
4. A threaded drip tube device as defined in claim 1, wherein: the water seepage and seepage flow channel comprises a water inlet, a water outlet and a groove flow channel, and the water inlet is positioned at the position where the threaded protrusion is connected with the seepage pipe body; the top of the thread bulge is of a plane structure, the groove flow passage is arranged on the plane structure of the top of the thread bulge, and the water outlet is arranged on one side of the top of the thread bulge; the water inlet and the water outlet are communicated with the groove flow channels at the corresponding positions.
5. A threaded drip tube device as defined in claim 1, wherein: the width of the thread protrusion gradually increases from the top to the bottom.
6. A threaded drip tube device as defined in claim 1, wherein: the drip infiltration pipe body comprises an inner pipe, an outer pipe is sleeved on the outer fixing sleeve of the inner pipe, and the threaded protrusion and the side wall of the outer pipe are integrally formed.
7. A threaded drip tube device as defined in claim 1, wherein: the heat-shrinkable film comprises a heat-shrinkable film, and is characterized by further comprising a strip-shaped film, wherein the strip-shaped film is fixedly attached to the outer side of the heat-shrinkable film, a turbulent flow channel is formed in one side, close to a water outlet, of the strip-shaped film, the side edge of the strip-shaped film is in heat sealing with the heat-shrinkable film, and a water outlet communicated with the turbulent flow channel is formed in the heat sealing position of the side edge of the strip-shaped film and the heat sealing film.
8. A manufacturing method of a threaded drip infiltration pipe device is characterized in that: the method comprises the following steps:
extruding an inner pipe by adopting one extruder, wherein the inner pipe passes through a second extruder, and extruding an outer pipe coated on the inner pipe by the second extruder while passing through the second extruder to form a pipe blank;
step two, the extruded tube blank is subjected to adsorption molding through a thread tube forming die, a thread bulge is formed on the outer wall of the outer tube, the tube blank is cooled through a cooling water tank, a water inlet is formed at the position of the thread groove through punching by a punching machine, and a ripple upper flow passage is formed at the top of part of the thread bulge;
and thirdly, penetrating the perforated pipe blank through the middle of a shrink film machine head body, extruding a heat shrink film by a third extruder to cover the outer part of the outer pipe, pressing the heat shrink film by a forming wheel with a heat adsorption turbulence channel, cooling the heat shrink film by a water cooling groove, and perforating at the position of the heat shrink film corresponding to the thread groove to form a water outlet, thereby forming the drip seepage pipe body.
9. The method of manufacturing a threaded drip tube device according to claim 6, wherein: the method also comprises a step four, wherein the step four comprises the following steps: and D, extruding a strip material from the drip-seepage pipe body in the third step through a fourth extruder after the drip-seepage pipe body is pulled by a tractor, hot-pressing and compounding the strip material along the running direction above punching of the drip-seepage pipe body by a forming wheel with a water outlet hole gap through a turbulent flow channel to form a strip film, cooling the drip-seepage pipe body of the heat-seal strip film through a cooling water tank, marking by a marking machine after the traction of the tractor, winding and coiling the strip material by a pipe coiling machine to finish a product, and warehousing after a spot inspection pressure test.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310739142.9A CN116784207A (en) | 2023-06-21 | 2023-06-21 | Threaded drip infiltration pipe device and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310739142.9A CN116784207A (en) | 2023-06-21 | 2023-06-21 | Threaded drip infiltration pipe device and manufacturing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116784207A true CN116784207A (en) | 2023-09-22 |
Family
ID=88044640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310739142.9A Pending CN116784207A (en) | 2023-06-21 | 2023-06-21 | Threaded drip infiltration pipe device and manufacturing method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116784207A (en) |
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2023
- 2023-06-21 CN CN202310739142.9A patent/CN116784207A/en active Pending
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