CN2413135Y - Water pipe joint - Google Patents

Water pipe joint Download PDF

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Publication number
CN2413135Y
CN2413135Y CN 99256563 CN99256563U CN2413135Y CN 2413135 Y CN2413135 Y CN 2413135Y CN 99256563 CN99256563 CN 99256563 CN 99256563 U CN99256563 U CN 99256563U CN 2413135 Y CN2413135 Y CN 2413135Y
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CN
China
Prior art keywords
water pipe
water
ring
locking nut
pipe adapter
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Expired - Fee Related
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CN 99256563
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Chinese (zh)
Inventor
金武俊
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Individual
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Individual
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Priority to CN 99256563 priority Critical patent/CN2413135Y/en
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Publication of CN2413135Y publication Critical patent/CN2413135Y/en
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Expired - Fee Related legal-status Critical Current

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Abstract

The utility model provides a water pipe joint for engineering plastics, aluminium-plastic and steel-plastic composite water pipes. The water pipe joint is composed of a water pipe joint base, a sealing ring, a locking nut, a clip ring, a retainer ring and a water pipe. The water pipe, the end face and the excircle of which are processed, is sheathed with the locking nut, the spring clip ring and the retainer ring in turn, and then, the water pipe is inserted into a hole of the water pipe joint base which is provided with the sealing ring, the locking nut is screwed, and then the connection between the water pipe and the water pipe joint is realized. The utility model has the advantages of convenient assembly and disassembly, unchanged water flow aperture, good tightness, firm connection, and low cost, and the utility model can be used as the joints of straight joints, tee joints, cross joints, elbows, reducers, taps and water meters.

Description

A kind of water pipe adapter
The utility model relates to a kind of water pipe adapter, and it is applicable to that engineering plastics, plastic-aluminum and the steel of various calibers mould the connection of composite water pipe.
In the water delivery of existing tap water, adopt the metal galvanizing pipe to send water, because of polluted water, just progressively moulded composite water pipe and replace by engineering plastics, plastic-aluminum and steel.For this reason, need supporting with it water pipe adapter, have the supporting with it water pipe adapter of various structures using at present, what have uses the metal processing and fabricating, still have deficiency on the structure, the cost height, the water flowing bore reduces, the folding dress that has is inconvenient, sealing is poor, and using of having plays cover locking, and tensile strength is low, all this kind deficiency makes engineering plastics, plastic-aluminum and steel mould applying of composite water pipe and is under some influence.
Task of the present utility model be provide a kind of to the public and adorn folding convenience, good seal performance, do not change the water flowing aperture, be connected firmly, tensile strength height, low cost of manufacture, the engineering plastics of being convenient to produce in batches, be applicable to various calibers, plastic-aluminum and steel are moulded composite water pipe leads directly to, threeway, four-way, elbow, reducing, water halter and water meter water pipe connecting joint.
Task of the present invention realizes as follows: have step hole in the water pipe adapter seat, the junction point of macropore and aperture has a smooth planar end surface perpendicular to shaft axis, place a seal ring herein, with the front-end face of water pipe through special tool be cut into level and smooth and perpendicular to shaft axis end face, on the water pipe Wai Yuan position after this end face certain distance, cut out an annular garden arc groove with special tool, then according on water pipe, packing into locking nut, back-up ring, elastic collar, elastic collar is stuck on the arc groove of annular garden, ring washer is enclosed within on the elastic collar, water pipe is injected in the water pipe adapter seat, tighten locking nut, because back-up ring is stuck on elastic collar and the water pipe, elastic collar can not open, outside water pipe, form a step (or grooving not on the garden, in the toothed metal collar of the interior ring inner circular tooth embedding water pipe plastic layer tightly, make collar and water pipe firmly form one with special caliper; Or grooving not, squeeze out a boss with special-purpose heating compression tool in this position heating), under the promotion of locking nut, the water pipe end face is pressed on the seal ring, can realize being tightly connected of water pipe and water pipe adapter seat.Water pipe can bear axial pulling force, forms firm connection.All parts are except that seal ring is made by natural rubber or synthetic rubber, and all available metal, engineering plastics or engineering plastics part add the making of cover metal book cover.That the present invention can be made into is straight-through, the water pipe adapter of threeway, four-way, elbow, reducing, water halter and water meter.The size of water pipe adapter part forms series product according to the size of all size water pipe, to adapt to the water pipe installation requirement of different tube diameters.
Fig. 1 is straight-through water pipe connecting joint sectional drawing;
Fig. 2 is that the water pipe adapter assembling launches part sectioned view;
Fig. 3 is a reducing water pipe adapter sectional drawing;
Fig. 4 is and water meter water pipe adapter sectional drawing;
Fig. 5 is a water halter water pipe adapter sectional drawing;
Fig. 6 is a four-way water pipe adapter sectional drawing;
Fig. 7 is a threeway water pipe adapter sectional drawing;
Fig. 8 is an elbow water pipe adapter sectional drawing;
Fig. 9 is the toothed metal clasp parts drawing of interior ring;
Figure 10 heats the water pipe adapter sectional drawing that squeezes out boss with special-purpose heating compression tool on water pipe.
Below by accompanying drawing structure of the present utility model and embodiment are described further:
With water pipe adapter shown in Figure 2 is example, structure of the present utility model is: water pipe adapter has water pipe adapter seat (1), seal ring (2), locking nut (3), elastic collar (4), back-up ring (5) and water pipe (6) through processing, the front end of water pipe adapter seat (1) is made into hexagon or has the garden shape that the convex muscle adds metal book cover (7), the water pipe adapter seat has step hole in (1), the aperture of aperture (8) is identical with water pipe (6) internal diameter, to guarantee that water-flowing amount is constant, the aperture of step macropore (9) and water pipe (6) external diameter match, hole dimension is than the big 0.01-1mm of water pipe (6) in it, the one smooth planar end surface perpendicular to shaft axis (10) is arranged in the water pipe adapter seat (1), the other end of water pipe adapter seat (1) is made into outside thread (11), and size and locking nut (3) match; The profile of locking nut (3) is: front end is made into hexagon or outer garden Zhou Kaiyou convex muscle, the metal book cover (12) that shape is identical with it on the pressure cuffs again, the rear end is taper (13), the front end of locking nut (3) endoporus has internal thread (14), internal thread (14) is a straight hole afterwards, its internal diameter is than the straight hole (15) of the big 0.01-1mm of back-up ring (5) external diameter, be a straight hole (17), a planar end surface perpendicular to shaft axis (16) is arranged between two holes join than the big 0.01-1mm of water pipe (6) external diameter thereafter; Planar end surface (10) joins in the front-end face (18) of seal ring (2) and the hole of water pipe adapter seat (1), ear end face (19) joins with the front-end face (20) of water pipe (6), the front-end face (20) of water pipe (6) through special tool be cut into level and smooth and perpendicular to shaft axis face, on the water pipe Wai Yuan position of distance water pipe (6) front-end face (20) 3-80mm, cut out annular garden arc groove (21) (or the grooving not of a dark 0.01-2mm with special tool, in the toothed metal collar of interior ring (as shown in Figure 9) the inner circular tooth embedding water pipe plastic layer tightly, make collar and water pipe (6) firmly form one with special caliper; Or grooving not, squeeze out a boss (33), (as shown in figure 10) in this position heating with special-purpose heating compression tool); Back-up ring (5) is a garden tubular back-up ring, external diameter after the garden arc groove (21) that endoporus (22) size and elastic collar (4) are stuck in water pipe (6) is gone up matches, the garden tube bottom has a through hole (23), front-end face (25) joins with the ear end face (24) of elastic collar (4), and ear end face (26) joins with the planar end surface (16) of locking nut (3); The method that water pipe is installed with the utility model is; At first cut the end face (20) of water pipe (6) flat with special tool, make end face and smooth no burr vertical with the water pipe shaft axis, on the certain position behind the end face, cut out an annular garden arc groove (21), with locking nut (3), back-up ring (5), elastic collar (4) overlaps on the intake pipe (6) successively, elastic collar (4) is snapped in the annular garden arc groove (21), planar end surface (10) in the hole of the front-end face (18) of seal ring (2) and water pipe adapter seat (1) is joined, to adorn locking nut (3), back-up ring (5), the water pipe (6) of elastic collar (4) inserts in the hole (9) of water pipe adapter (1), tighten locking nut (3), because the endoporus of back-up ring (5) has limited opening of elastic collar (4), planar end surface (16) in the locking nut (3) is under the drive of screw thread, power is passed on the end face (24) of elastic collar (4) by back-up ring (5), drive water pipe (6) pushes ahead thereupon, water pipe end face (20) is pressed on the ear end face (19) of seal ring (2), after locking nut (3) is locked to a certain degree, be about to water pipe (6), seal ring (2) is combined as a whole securely with water pipe adapter seat (1), has realized that sealed against leakage has had enough tensile strength again.
With Fig. 4 is design of part and the implementation methods that the water meter water pipe adapter is used in the example explanation:
The employed water meter water pipe adapter of installation water meter improves on existing watermeter connector basis and forms, gland nut (27), water pipe (28), seal ring (29) are existing meter connecting components, only need the structure of water pipe (28) is improved a little, promptly cut the left end of water pipe (28) flat as stated above, and cut out an annular garden arc groove, add that water pipe adapter part of the present utility model constitutes.
The structure of water meter water pipe adapter as shown in Figure 4, a gland nut (27) is arranged, be threaded with water meter, water pipe (28) right-hand member of making of the present invention has a flange plate (31), left side water pipe and water pipe adapter match, cut the left end of water pipe (28) flat, made simultaneously annular garden arc groove in the above, installation method is: gland nut (27) is inserted in from water pipe (28) left side, be inserted in locking nut (3) then successively, back-up ring (5), elastic collar (4), seal ring (29) is put on the end face of flange plate (31), the flange plate (31) of water pipe (28) is pushed down seal ring (29), put and tighten gland nut (27), the other end is pressed preceding method and is connected with water pipe adapter, has promptly finished and the docking of water meter.
The structure of the threeway of making of the present invention, four-way, elbow, reducing water pipe adapter and implementation methods and said structure and solid yardage method are identical, be about to this water pipe adapter and be produced on the pipe connector matrix of threeway, four-way, elbow, reducing, see Fig. 3, Fig. 6, Fig. 7, Fig. 8 for details.
Produce as shown in Figure 5 water halter joint (32) with the present invention, its structure is that one one end-grain cutting is flat, and the other end is shaped on the internal thread that matches with water halter pipe thread, and the water halter is screwed on this joint, can realize the butt joint of water halter.
Figure 10 is for going up the use embodiment that heating squeezes out a boss (33) with special-purpose heating compression tool at water pipe (6), and its assembling implementation methods is:
Behind locking nut (3), back-up ring (5) cover intake pipe (6), with special use heating compression tool water pipe extrusion moulding under heating condition is gone out a boss (33), then water pipe (6) is inserted in the hole (9) of water pipe adapter (1), tighten locking nut (3), realize that promptly water pipe (6), seal ring (2) are connected with water pipe adapter seat (1).

Claims (3)

1. water pipe adapter, the engineering plastics, plastic-aluminum and the steel that are specially adapted to various calibers are moulded the composite water pipe connection, it constitutes by water pipe adapter seat (1), seal ring (2), locking nut (3), elastic collar (4), back-up ring (5) and through the water pipe (6) of processing, it is characterized in that:
A., the step hole (8) and (9) and a planar end surface vertical with shaft axis (10) that match with water pipe (6) are arranged in the water pipe adapter seat (1), and there is an outside thread (11) that matches with locking nut (3) in its outer garden,
B. locking nut (3) front end has internal thread (14), a step macropore (15) and a planar end surface vertical with shaft axis (16) that matches with back-up ring (5) external diameter is arranged in the middle-end, the outer garden of locking nut (3) is that hexagon or outer garden have convex tendon and be pressed with metal foil cover (12)
Card flexible collar (4) on the position of c. annular garden arc groove (21), or grooving not, the toothed metal collar of interior ring is fixed or the plastics collar cemented on the outer garden of water pipe (6), or squeeze out a boss (33) in this position heating with special-purpose heating compression tool
D. there is a garden tubular back-up ring (5) to be enclosed within on the elastic collar (4),
E., " O " type or plane seal ring (2) are housed between the preceding Transverse plane (20) of planar end surface (10) and water (6) in water pipe adapter seat (1) hole.
2. water pipe adapter according to claim 1, it is characterized in that: the front-end face (20) of water pipe (6) is through being processed into smooth and perpendicular to the planar end surface of water pipe (6) shaft axis, cuts the annular garden arc groove (21) of dark 0.01-2mm, R=0.3-5mm or heat in this position with special-purpose heating compression tool to squeeze out a boss (33) on the outer garden of water pipe (6) end face (20) back 3-80mm distance.
3. water pipe adapter according to claim 1 and 2 is characterized in that: the water pipe adapter that is made into straight-through, threeway, four-way, elbow, reducing, water halter and water meter with the present invention.
CN 99256563 1999-12-13 1999-12-13 Water pipe joint Expired - Fee Related CN2413135Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 99256563 CN2413135Y (en) 1999-12-13 1999-12-13 Water pipe joint

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 99256563 CN2413135Y (en) 1999-12-13 1999-12-13 Water pipe joint

Publications (1)

Publication Number Publication Date
CN2413135Y true CN2413135Y (en) 2001-01-03

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ID=34039657

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 99256563 Expired - Fee Related CN2413135Y (en) 1999-12-13 1999-12-13 Water pipe joint

Country Status (1)

Country Link
CN (1) CN2413135Y (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107377281A (en) * 2017-08-21 2017-11-24 厦门雾天下信息科技有限公司 A kind of pipe-line system for terminating machine of spraying
CN108518257A (en) * 2018-04-16 2018-09-11 浙江创格科技有限公司 A kind of efficiently cooling machine oil oil return component
CN108532606A (en) * 2018-04-23 2018-09-14 中铁七局集团第四工程有限公司 The temperature control method of mass concrete
CN115284560A (en) * 2022-07-25 2022-11-04 浙江西诺模具有限公司 Rapid and dense waterway integrated system
CN119499599A (en) * 2024-11-12 2025-02-25 北京市自来水集团有限责任公司管网管理分公司 A water use monitoring structure and method for underground fire hydrants

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107377281A (en) * 2017-08-21 2017-11-24 厦门雾天下信息科技有限公司 A kind of pipe-line system for terminating machine of spraying
CN108518257A (en) * 2018-04-16 2018-09-11 浙江创格科技有限公司 A kind of efficiently cooling machine oil oil return component
CN108532606A (en) * 2018-04-23 2018-09-14 中铁七局集团第四工程有限公司 The temperature control method of mass concrete
CN108532606B (en) * 2018-04-23 2020-10-30 中铁七局集团第四工程有限公司 Temperature control method for mass concrete
CN115284560A (en) * 2022-07-25 2022-11-04 浙江西诺模具有限公司 Rapid and dense waterway integrated system
CN119499599A (en) * 2024-11-12 2025-02-25 北京市自来水集团有限责任公司管网管理分公司 A water use monitoring structure and method for underground fire hydrants

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C19 Lapse of patent right due to non-payment of the annual fee
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