CN118088817A - Corrosion-resistant high-strength PE water supply pipe and use method thereof - Google Patents
Corrosion-resistant high-strength PE water supply pipe and use method thereof Download PDFInfo
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- CN118088817A CN118088817A CN202410509008.4A CN202410509008A CN118088817A CN 118088817 A CN118088817 A CN 118088817A CN 202410509008 A CN202410509008 A CN 202410509008A CN 118088817 A CN118088817 A CN 118088817A
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- 230000007797 corrosion Effects 0.000 title claims abstract description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 230000008569 process Effects 0.000 claims abstract description 7
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 6
- 230000001360 synchronised effect Effects 0.000 claims abstract description 4
- 239000004698 Polyethylene Substances 0.000 claims description 102
- 238000010030 laminating Methods 0.000 claims description 36
- 238000005096 rolling process Methods 0.000 claims description 20
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
- 230000006835 compression Effects 0.000 claims description 10
- 238000007906 compression Methods 0.000 claims description 10
- 230000000452 restraining effect Effects 0.000 claims description 6
- 230000000670 limiting effect Effects 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 2
- -1 polyethylene Polymers 0.000 claims description 2
- 229920000573 polyethylene Polymers 0.000 claims description 2
- 230000001681 protective effect Effects 0.000 claims description 2
- 238000005728 strengthening Methods 0.000 claims description 2
- 230000005764 inhibitory process Effects 0.000 abstract description 4
- 230000002829 reductive effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920006122 polyamide resin Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
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Abstract
The invention discloses a corrosion-resistant high-strength PE water supply pipe and a use method thereof, wherein the corrosion-resistant high-strength PE water supply pipe comprises two symmetrically arranged pipe bodies and a connecting sleeve for connecting the two pipe bodies, the pipe bodies comprise an inner PE pipe and an outer PE pipe, and the invention relates to the technical field of PE pipes. According to the corrosion-resistant high-strength PE water supply pipe and the application method thereof, through the arrangement of the bidirectional positioning assembly, synchronous fixation of two pipe bodies is conveniently achieved, the connection efficiency is high, the two pipe bodies are conveniently and rapidly abutted and fixed, the locking inhibition mechanism is arranged, the rotating ring is conveniently prevented from rotating, the stability of the pipe bodies after being connected with the connecting sleeve is improved, in the connecting process, the hollow joint rubber ring is conveniently inflated through the arrangement of the auxiliary inflation expansion mechanism, and then the hollow joint rubber ring is more tightly attached to the two inner PE pipes, so that the tightness of the connection of the two inner PE pipes is improved, the tightness is well guaranteed, and the phenomenon of loose water leakage at the connecting position is reduced.
Description
Technical Field
The invention relates to the technical field of PE pipes, in particular to a corrosion-resistant high-strength PE water supply pipe and a use method thereof.
Background
PE is polyethylene plastic, is the most basic plastic, and PE pipe is a substitute product of traditional steel pipe and polyvinyl chloride drinking water pipe. However, the rigidity of the conventional PE water supply pipe is poor, if the pressure born by the conventional PE water supply pipe is too high, the conventional PE water supply pipe is easy to break, so that water leakage accidents occur, and when the conventional PE water supply pipe is connected, the conventional PE water supply pipe is simply spliced by the connecting sleeve, the problem of poor positioning effect easily exists, so that the pipe bodies are easy to fall off and separate, the two pipe bodies are inconvenient to simultaneously position, and finally the tightness of the two pipe bodies after connection is not well ensured, and the connection part can have loosening water leakage phenomenon.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a corrosion-resistant high-strength PE water supply pipe and a use method thereof, and solves the problems mentioned in the background art.
In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides a corrosion-resistant, high strength PE water supply pipe, includes the body that two symmetries set up and is used for connecting the adapter sleeve of two bodies, the body includes interior PE pipe and outer PE pipe, be fixed with a plurality of strengthening ribs that are used for improving support strength between interior PE pipe and the outer PE pipe, interior PE pipe's inner wall is provided with corrosion-resistant layer, be provided with the two-way positioning subassembly that is used for carrying out synchronous positioning to two bodies between adapter sleeve and the two bodies, the inner wall of adapter sleeve is fixed with the holding ring through branch, the inner wall of holding ring is fixed with hollow laminating rubber circle, hollow laminating rubber circle is used for sealing two interior PE pipe end contacts, be provided with supplementary inflation expansion mechanism between two-way positioning subassembly and the hollow laminating rubber circle, supplementary inflation expansion mechanism is arranged in filling air to hollow laminating rubber circle to make hollow laminating rubber circle and two interior PE pipe end laminating inseparabler, in order to improve sealed effect, the surface of adapter sleeve is fixed with the safety cover through the dead lever.
Preferably, the bidirectional positioning assembly comprises a rotating ring rotating on the surface of a connecting sleeve, rolling rings are arranged at two ends of the rotating ring, the rolling rings are fixed with the rotating ring through connecting strips, the surfaces of the outer PE pipes are fixed with iron rings, magnetic rings matched with the iron rings are fixed at two ends of the connecting sleeve, fixed rings are arranged on the inner sides of the rolling rings, the fixed rings are respectively fixed on the two magnetic rings through connecting rods, two triangular blocks which are symmetrical in center are fixed on the inner walls of the rolling rings, sliding columns penetrate through the two sides of the surface of the fixed rings in a sliding mode, the sliding columns are matched with the triangular blocks in a matching mode, limiting blocks are arranged on the surfaces of the triangular blocks, arc-shaped friction blocks are fixed at one ends of the sliding columns, reset springs are sleeved on the surfaces of the sliding columns, annular grooves matched with the arc-shaped friction blocks are formed in the surfaces of the outer PE pipes, rubber friction rings are filled in the inner walls of the sliding columns, and a driving piece is arranged between the rubber friction rings and the annular grooves.
Preferably, the driving piece comprises teeth arranged on the periphery of the rotating ring and a protruding block fixed on the surface of the connecting sleeve, a rotating shaft penetrates through the protruding block and rotates, a driving gear meshed with the teeth is fixed on the surface of the rotating shaft, a labor-saving push rod is fixed on the surface of the rotating shaft, and a locking inhibition mechanism for inhibiting the driving gear from reversely rotating is arranged between the rotating shaft and the protecting cover.
Preferably, the locking restraining mechanism comprises a locking ratchet wheel fixed on the surface of the rotating shaft, a locking rod penetrates through the protecting cover in a sliding mode, a spring block is fixed on the surface of the locking rod, and a fitting spring is fixed between the spring block and the protecting cover.
Preferably, the auxiliary inflation expansion mechanism comprises an air cylinder fixed on the left side outside the magnetic ring, a piston is slidably mounted on the inner wall of the air cylinder, a compression rod is fixed above the piston, one of the compression rods is fixed on the surface of the sliding column, the end part of the compression rod is fixed on the surface of the cross rod, an inflation tube is communicated with the bottom of the air cylinder, and one end of the inflation tube sequentially penetrates through the connecting sleeve, the containing ring and the hollow laminating rubber ring.
Preferably, the surface of the protective cover is provided with an arc-shaped groove matched with the labor-saving push rod, and one ends of the two inner PE pipes, which are close to each other, are designed to be protruded.
Preferably, the locking rod is matched with the locking ratchet wheel, and the bottom end of the locking rod is designed into a triangular inclined plane shape.
Preferably, one end of the return spring is fixed with the arc friction block, and the other end of the return spring is fixed with the fixed ring.
The invention also discloses a use method of the corrosion-resistant high-strength PE water supply pipe, which comprises the following steps:
S1, when two pipe bodies are required to be connected, two outer PE pipes on the two pipe bodies are respectively inserted into two ends of a connecting sleeve, so that two inner PE pipes enter the hollow laminating rubber ring, the contact positions of the two inner PE pipes are sealed through the hollow laminating rubber ring, at the moment, the two iron rings are respectively limited through the two magnetic rings, and preliminary positioning is formed;
S2, in order to prevent the two outer PE pipes from loosening, the labor-saving push rod is rotated at the moment, the driving gear is driven to rotate forwards through the rotating shaft, the rotating ring is driven to rotate backwards on the surface of the connecting sleeve through the matched teeth, the two rolling rings are driven to synchronously rotate backwards, triangular blocks on the two rolling rings respectively squeeze sliding columns on the two fixed rings, the sliding columns drive corresponding arc friction blocks to enter annular grooves on the surfaces of the outer PE pipes, the arc friction blocks are in extrusion contact with the rubber friction rings, the outer PE pipes are locked in the left-right direction, meanwhile, the outer PE pipes and the connecting sleeve are effectively prevented from rotating relatively, the locking ratchet wheel is reversely limited through the locking rod, the rotating shaft is prevented from being reversed, the rotating ring can be locked, the arc friction blocks can be tightly attached to the rubber friction rings all the time, and the fixing stability of the outer PE pipes is guaranteed;
S3, in the process that the strut is used for driving the arc friction block to extrude and fix, the strut is used for driving the cross rod to move downwards, and then the piston is driven to slide towards the inside of the air cylinder through the compression rod, and then the air inside the air cylinder is pressed into the hollow laminating rubber ring through the air charging pipe, so that the hollow laminating rubber ring is inflated, and then the hollow laminating rubber ring is laminated with two inner PE pipes more tightly, and the sealing performance of the connection of the two inner PE pipes is improved.
Advantageous effects
The invention provides a corrosion-resistant high-strength PE water supply pipe and a use method thereof. Compared with the prior art, the method has the following beneficial effects:
According to the corrosion-resistant high-strength PE water supply pipe and the application method thereof, through the arrangement of the bidirectional positioning assembly, synchronous fixation of two pipe bodies is conveniently achieved, the connection efficiency is high, the two pipe bodies are conveniently and rapidly abutted to each other and fixed, the locking inhibition mechanism is arranged, the rotating ring is conveniently prevented from rotating, the stability of the pipe bodies after being connected with the connecting sleeve is improved, in the connecting process, the hollow joint rubber ring is conveniently inflated through the arrangement of the auxiliary inflation expansion mechanism, and then the joint of the hollow joint rubber ring and the two inner PE pipe is more compact, so that the tightness of the connection of the two inner PE pipes is improved, the tightness is well ensured, the loose water leakage phenomenon at the joint is reduced, the reinforcing rib is arranged, the compression resistance of the inner PE pipe is improved, the integral strength of the pipe body is improved, and the inner corrosion resistance of the inner PE pipe is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a perspective exploded view of the overall structure of the present invention;
FIG. 3 is a schematic view showing a locking state of a pipe body and a connecting sleeve of the invention;
FIG. 4 is a schematic view of a connecting sleeve structure of the present invention;
FIG. 5 is a schematic view of a partial structure of the present invention;
FIG. 6 is a schematic view of the connection of the pipe body and the connecting sleeve according to the present invention;
FIG. 7 is a schematic view of a tube structure of the present invention;
FIG. 8 is an enlarged view of a portion of the invention at B in FIG. 3;
FIG. 9 is an enlarged view of a portion of the invention at A in FIG. 2;
FIG. 10 is a schematic view of the internal structure of the cartridge of the present invention;
FIG. 11 is a schematic view of a locking ratchet according to the present invention.
In the figure: 1-tube body, 2-connecting sleeve, 3-inner PE tube, 4-outer PE tube, 5-reinforcing rib, 6-fixed rod, 7-protective cover, 8-bidirectional positioning component, 81-rotating ring, 82-rolling ring, 83-connecting strip, 84-iron ring, 85-magnetic ring, 86-fixed ring, 87-connecting rod, 88-triangular block, 89-sliding column, 810-limiting block, 811-arc friction block, 812-return spring, 813-annular groove, 814-rubber friction ring, 815-driving piece, 8151-tooth, 8152-bump, 8153-rotating shaft, 8154-driving gear, 8155-labor-saving push rod, 9-assisted inflation mechanism, 91-inflator, 92-piston, 93-pressing rod, 94-cross rod, 95-inflation tube, 10-corrosion-resistant layer, 11-supporting rod, 12-containing ring, 13-hollow fitting rubber ring, 14-arc groove, 15-locking inhibition mechanism, 151-locking ratchet, 152-locking rod, 153-spring block, 154-fitting spring.
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.
Referring to fig. 1-11, the present invention provides a technical solution: a corrosion-resistant and high-strength PE water supply pipe comprises two symmetrically arranged pipe bodies 1 and a connecting sleeve 2 for connecting the two pipe bodies 1, wherein the pipe bodies 1 comprise an inner PE pipe 3 and an outer PE pipe 4, a plurality of reinforcing ribs 5 for improving supporting strength are fixed between the inner PE pipe 3 and the outer PE pipe 4, the radial design of the inner PE pipe 3 and the outer PE pipe 4 can greatly improve the compression resistance of the inner PE pipe 3 and the integral strength, the inner wall of the inner PE pipe 3 is provided with a corrosion-resistant layer 10, a polyamide resin coating is adopted, the corrosion resistance of the inner PE pipe 3 is improved, a bidirectional positioning component 8 for synchronously positioning the two pipe bodies 1 is arranged between the connecting sleeve 2 and the two pipe bodies 1, the inner wall of the connecting sleeve 2 is fixed with a containing ring 12 through a supporting rod 11, the inner wall of holding ring 12 is fixed with hollow laminating rubber circle 13, hollow laminating rubber circle 13 adopts hollow design, can take place the inflation after inflating, but the reconversion after the air flows out, the one end protrusion design that two interior PE pipes 3 are close to each other, make interior PE pipe 3 pass hollow laminating rubber circle 13 smoothly, realize that the tip is in the same place, two hollow laminating rubber circles 13 are used for sealing two interior PE pipe 3 tip contacts, be provided with supplementary inflation expansion mechanism 9 between two directional positioning assembly 8 and the hollow laminating rubber circle 13, supplementary inflation expansion mechanism 9 is arranged in filling air to hollow laminating rubber circle 13, so that hollow laminating rubber circle 13 is inseparabler with two interior PE pipe 3 tip laminating, in order to improve sealed effect, the surface of adapter sleeve 2 is fixed with safety cover 7 through dead lever 6.
In this embodiment, the bidirectional positioning component 8 includes a rotating ring 81 rotating on the surface of a connecting sleeve 2, rolling rings 82 are respectively arranged at two ends of the rotating ring 81, the two rolling rings 82 are respectively fixed with the rotating ring 81 through connecting bars 83, iron rings 84 are respectively fixed on the surfaces of two outer PE pipes 4, magnetic rings 85 matched with the iron rings 84 are respectively fixed at two ends of the connecting sleeve 2, fixed rings 86 are respectively fixed on the two magnetic rings 85 through connecting rods 87 at the inner sides of the two rolling rings 82, two triangular blocks 88 which are in central symmetry are respectively fixed on the inner wall of each rolling ring 82, sliding columns 89 are respectively penetrated on two sides of the surface of the fixed ring 86 in a sliding manner, the sliding columns 89 are matched with the triangular blocks 88, limiting blocks 810 are arranged on the surfaces of the triangular blocks 88, arc-shaped friction blocks 811 are respectively fixed at one ends of the two sliding columns 89, reset springs 812 are respectively sleeved on the surfaces of the two sliding columns 89, the sliding column 89 is convenient to quickly reset, the arc friction block 811 is convenient to drive to quickly reset, one end of the reset spring 812 is fixed with the arc friction block 811, the other end of the reset spring 812 is fixed with the fixed ring 86, annular grooves 813 matched with the arc friction blocks 811 are formed on the surfaces of the two outer PE pipes 4, the arc friction blocks 811 are inserted into the annular grooves 813, the left and right limiting of the outer PE pipes 4 is realized, the iron rings 84 and the magnetic rings 85 are arranged, the consistency of the depth of the outer PE pipes 4 inserted into the connecting sleeve 2 is convenient to ensure, the arc friction blocks 811 can be aligned with the annular grooves 813, the arc friction blocks 811 are convenient to be matched with the annular grooves 813 in the later period, the rubber friction rings 814 are filled in the inner walls of the two annular grooves 813, the friction between the rubber friction rings 814 can be increased and the arc friction blocks 811, the outer PE pipes 4 are effectively prevented from rotating after being locked, and the stability after being connected is improved, the circular shapes of the connecting sleeve 2, the rotating ring 81, the rolling ring 82 and the fixed ring 86 are all positioned on the same straight line, and a driving piece 815 for controlling the rotating ring 81 to rotate is arranged between the connecting sleeve 2 and the rotating ring 81.
In this embodiment, the driving member 815 includes a tooth 8151 disposed on the periphery of the rotating ring 81 and a protruding block 8152 fixed on the surface of the connecting sleeve 2, a rotating shaft 8153 is penetrating and rotating on the protruding block 8152, a driving gear 8154 meshed with the tooth 8151 is fixed on the surface of the rotating shaft 8153, a labor-saving push rod 8155 is fixed on the surface of the rotating shaft 8153, the rotating shaft 8153 can be easily pushed to rotate by the labor-saving push rod 8155, the rotating ring 81 is driven to rotate by the cooperation of the driving gear 8154 and the tooth 8151, a locking and restraining mechanism 15 for restraining the driving gear 8154 from rotating reversely is disposed between the rotating shaft 8153 and the protecting cover 7, and an arc-shaped groove 14 adapted to the labor-saving push rod 8155 is disposed on the surface of the protecting cover 7.
In this embodiment, the locking suppression mechanism 15 includes a locking ratchet 151 fixed on the surface of the rotating shaft 8153, a locking rod 152 is slidably penetrated through the protecting cover 7, a spring block 153 is fixed on the surface of the locking rod 152, a fitting spring 154 is fixed between the spring block 153 and the protecting cover 7, the bottom end of the locking rod 152 is designed into a triangular inclined surface shape, so that the locking ratchet 151 can smoothly rotate forward, the fitting spring 154 is arranged, the bottom end of the locking rod 152 is convenient to contact with the surface of the locking ratchet 151 all the time, the locking ratchet 151 can only rotate in one direction, if the locking ratchet 151 needs to rotate in the opposite direction, the locking rod 152 needs to be pulled up, so that the locking rod 152 loses the limit on the locking ratchet 151, at the moment, the labor-saving push rod 8155 can be reversely pushed to realize the opposite movement of the sliding column 89, at the moment, the two outer PE pipes 4 can be conveniently separated from the connecting sleeve 2, and the locking rod 152 is matched with the locking ratchet 151.
In this embodiment, the auxiliary inflation expansion mechanism 9 includes an air cylinder 91 fixed on the outer side of the left magnetic ring 85, air exists in the air cylinder 91, a piston 92 is slidably mounted on the inner wall of the air cylinder 91, the tightness between the piston 92 and the air cylinder 91 is good, no air leakage phenomenon exists, a compression rod 93 is fixed above the piston 92, a cross rod 94 is fixed on the surface of one sliding column 89, the end of the compression rod 93 is fixed on the surface of the cross rod 94, an inflation tube 95 is communicated with the bottom of the air cylinder 91, and one end of the inflation tube 95 sequentially penetrates through the connecting sleeve 2, the containing ring 12 and is communicated with the hollow laminating rubber ring 13.
The invention also discloses a use method of the corrosion-resistant high-strength PE water supply pipe, which comprises the following steps:
S1, when two pipe bodies 1 are required to be connected, two outer PE pipes 4 on the two pipe bodies 1 are respectively inserted into two ends of a connecting sleeve 2, so that two inner PE pipes 3 enter into a hollow laminating rubber ring 13, the contact position of the two inner PE pipes 3 is sealed through the hollow laminating rubber ring 13, at the moment, two iron rings 84 are respectively limited through two magnetic rings 85, and preliminary positioning is formed;
S2, in order to prevent the two outer PE pipes 4 from loosening, the labor-saving push rod 8155 is rotated at the moment, the driving gear 8154 is driven to rotate forwards through the rotating shaft 8153, the rotating ring 81 is driven to rotate backwards on the surface of the connecting sleeve 2 through the matched teeth 8151, the two rolling rings 82 are driven to rotate backwards synchronously, the triangular blocks 88 on the two rolling rings 82 respectively squeeze the sliding columns 89 on the two fixed rings 86, the sliding columns 89 drive the corresponding arc friction blocks 811 to enter the annular grooves 813 on the surface of the outer PE pipes 4, the arc friction blocks 811 are in squeezing contact with the rubber friction rings 814, the outer PE pipes 4 are locked in the left-right direction, meanwhile, the outer PE pipes 4 and the connecting sleeve 2 are effectively prevented from rotating relatively, the locking ratchet 151 is limited reversely through the locking rod 152, the rotating shaft 8153 is prevented from being reversed, the rotating ring 81 can be locked, the arc friction blocks 811 can be tightly attached to the rubber friction rings 814 all the time, and the fixing stability of the outer PE pipes 4 is ensured;
S3, in the process that the sliding column 89 drives the arc friction block 811 to extrude and fix, the sliding column 89 drives the cross rod 94 to move downwards, and then the compression rod 93 drives the piston 92 to slide towards the inside of the air cylinder 91, and then air inside the air cylinder 91 can be pressed into the hollow laminating rubber ring 13 through the air charging pipe 95, so that the hollow laminating rubber ring 13 is expanded after being inflated, and then is laminated with the two inner PE pipes 3 more tightly, and the tightness of connection of the two inner PE pipes 3 is improved.
And all that is not described in detail in this specification is well known to those skilled in the art.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a corrosion-resistant, high strength PE water supply tubular product, includes two body (1) that symmetry set up and adapter sleeve (2) that are used for connecting two body (1), its characterized in that: the utility model provides a pipe body (1) is including interior PE pipe (3) and outer PE pipe (4), be fixed with a plurality of strengthening ribs (5) that are used for improving support strength between interior PE pipe (3) and the outer PE pipe (4), the inner wall of interior PE pipe (3) is provided with corrosion-resistant layer (10), be provided with between adapter sleeve (2) and two body (1) and be used for carrying out synchronous positioning's two body (1) two-way positioning assembly (8), the inner wall of adapter sleeve (2) is fixed with through branch (11) and holds ring (12), the inner wall that holds ring (12) is fixed with hollow laminating rubber circle (13), hollow laminating rubber circle (13) are used for sealing two interior PE pipe (3) tip contacts, be provided with supplementary inflation expansion mechanism (9) between two-way positioning assembly (8) and the hollow laminating rubber circle (13), supplementary inflation expansion mechanism (9) are arranged in filling air to hollow laminating rubber circle (13) to make hollow laminating rubber circle (13) and two inner protection cover (3) laminating rubber circle tip (7) more closely, fixed surface (6) are fixed with improvement.
2. A corrosion resistant, high strength PE feedwater tubing as claimed in claim 1 wherein: the bidirectional positioning assembly (8) comprises rotating rings (81) rotating on the surface of a connecting sleeve (2), rolling rings (82) are respectively arranged at two ends of each rotating ring (81), two rolling rings (82) are respectively fixed with the rotating rings (81) through connecting strips (83), two outer PE (polyethylene) pipes (4) are respectively fixed with iron rings (84), two ends of each connecting sleeve (2) are respectively fixed with magnetic rings (85) matched with the iron rings (84), fixed rings (86) are respectively arranged on the inner sides of the rolling rings (82), two fixed rings (86) are respectively fixed on the two magnetic rings (85) through connecting rods (87), two triangular blocks (88) which are centrally symmetrical are respectively fixed on the inner wall of each rolling ring (82), sliding through sliding posts (89) are respectively arranged on two sides of the surfaces of each fixed ring (86), the sliding posts (89) are matched with the triangular blocks (88), limiting blocks (89) are respectively arranged on the surfaces of the triangular blocks (88), two sliding posts (89) are respectively arranged on the surfaces of the two sliding posts (88), two sliding posts (89) are respectively arranged on the inner walls of each sliding ring (82), two sliding posts (811) are respectively arranged on the surfaces of the sliding posts (811), the inner walls of the two annular grooves (813) are filled with rubber friction rings (814), and a driving piece (815) for controlling the rotation of the rotation ring (81) is arranged between the connecting sleeve (2) and the rotation ring (81).
3. A corrosion resistant, high strength PE feedwater tubing as claimed in claim 2 wherein: the driving piece (815) comprises teeth (8151) arranged on the periphery of the rotating ring (81) and a lug (8152) fixed on the surface of the connecting sleeve (2), a rotating shaft (8153) penetrates through the lug (8152), a driving gear (8154) meshed with the teeth (8151) is fixed on the surface of the rotating shaft (8153), a labor-saving push rod (8155) is fixed on the surface of the rotating shaft (8153), and a locking restraining mechanism (15) for restraining the driving gear (8154) from reversely rotating is arranged between the rotating shaft (8153) and the protecting cover (7).
4. A corrosion resistant, high strength PE feedwater tubing as claimed in claim 3 wherein: the locking restraining mechanism (15) comprises a locking ratchet wheel (151) fixed on the surface of the rotating shaft (8153), a locking rod (152) penetrates through the protecting cover (7) in a sliding mode, a spring block (153) is fixed on the surface of the locking rod (152), and a fitting spring (154) is fixed between the spring block (153) and the protecting cover (7).
5. A corrosion resistant, high strength PE feedwater tubing as claimed in claim 2 wherein: the auxiliary inflation expansion mechanism (9) comprises an air cylinder (91) fixed on the left side outside the magnetic ring (85), a piston (92) is slidably mounted on the inner wall of the air cylinder (91), a pressing rod (93) is fixed above the piston (92), a cross rod (94) is fixed on one surface of the sliding column (89), the end of the pressing rod (93) is fixed on the surface of the cross rod (94), an inflation tube (95) is communicated with the bottom of the air cylinder (91), and one end of the inflation tube (95) sequentially penetrates through the connecting sleeve (2), the containing ring (12) and is communicated with the hollow laminating rubber ring (13).
6. A corrosion resistant, high strength PE feedwater tubing as claimed in claim 3 wherein: the surface of the protective cover (7) is provided with an arc-shaped groove (14) matched with the labor-saving push rod (8155), and one ends, close to each other, of the two inner PE pipes (3) are designed to be protruded.
7. The corrosion resistant, high strength PE feedwater tubing of claim 4, wherein: the locking rod (152) is matched with the locking ratchet wheel (151), and the bottom end of the locking rod (152) is designed into a triangular inclined plane shape.
8. A corrosion resistant, high strength PE feedwater tubing as claimed in claim 2 wherein: one end of the return spring (812) is fixed with the arc-shaped friction block (811), and the other end of the return spring is fixed with the fixed ring (86).
9. A method of using a corrosion resistant, high strength PE feedwater tubing based on any of claims 1-8, characterized by: the method specifically comprises the following steps:
S1, when two pipe bodies (1) are required to be connected, two outer PE pipes (4) on the two pipe bodies (1) are respectively inserted into two ends of a connecting sleeve (2), so that two inner PE pipes (3) enter into a hollow laminating rubber ring (13), the contact position of the two inner PE pipes (3) is sealed through the hollow laminating rubber ring (13), at the moment, two iron rings (84) are respectively limited through two magnetic rings (85), and preliminary positioning is formed;
S2, in order to prevent the two outer PE pipes (4) from loosening, the labor-saving push rod (8155) is rotated at the moment, the driving gear (8154) is driven to rotate forwards through the rotating shaft (8153), the rotating ring (81) is driven to rotate backwards on the surface of the connecting sleeve (2) through the matched teeth (8151), the two rolling rings (82) are driven to rotate backwards synchronously, triangular blocks (88) on the two rolling rings (82) respectively squeeze sliding columns (89) on the two fixed rings (86), the sliding columns (89) drive corresponding arc friction blocks (811) to enter annular grooves (813) on the surface of the outer PE pipes (4), the arc friction blocks (811) are in extrusion contact with rubber friction rings (814), the outer PE pipes (4) are locked in the left-right direction, the outer PE pipes (4) are effectively prevented from rotating relatively, locking ratchet wheels (151) are reversely limited through locking rods (152), the rotating shafts (8153) are prevented from being reversed, the rotating rings (81) can be enabled to be tightly attached to the outer PE pipes (814), and the arc friction blocks (814) can be tightly attached to the outer PE pipes (814);
S3, in the process that the sliding column (89) drives the arc friction block (811) to extrude and fix, the sliding column (89) drives the cross rod (94) to move downwards, and then drives the piston (92) to slide towards the inside of the air cylinder (91) through the compression rod (93), and then can press the inside air of the air cylinder (91) into the hollow laminating rubber ring (13) through the inflation tube (95), so that the hollow laminating rubber ring (13) realizes expansion after inflation, and then is more tightly laminated with the two inner PE pipes (3), and further improves the tightness of the connection of the two inner PE pipes (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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