Tap connector, tap connector stretching housing, tap and manufacture method thereof
Technical field
The present invention relates to technical field of taps, particularly relate to a kind of tap connector, tap connector stretching housing, tap and manufacture method thereof.
Background technology
The outlet pipe of tap, water inlet pipe communicate with the tap connector, are provided with the valve core case that spool is installed in the tap connector, and current enter from water inlet pipe in the tap connector, outwards flow out from outlet pipe behind the spool in the tap connector.At present, make the method that the tap connector adopts the integral cast that comprises valve core case, but the tap connector of this method manufacturing have following many defectives.
(1) complex manufacturing, careless manipulation in the requirement height of mould, the production process just caused easily scrap, yield rate is not high.
(2) surface irregularity, have that sand holes, part matter are loose, defectives such as polishing and electroplating processes trouble.
(3) because of adopting integral cast, except the water passage position of water flowing, all be solid, cause Heavy Weight, production cost height, waste greatly.
Summary of the invention
The present invention is in order to address the above problem, the manufacture method of a kind of tap connector stretching housing, tap connector and tap connector stretching housing, the tap connector made from this method are provided, the tap connector of Zhi Zaoing is to be assembled into after each parts is made respectively in this way, production cost is low, in light weight, the situation of scrapping is seldom arranged, yield rate height, smooth surface, polishing easily.
The present invention also provide comprise above-mentioned tap connector the manufacture method of tap and the tap made from this method.
Technical scheme of the present invention is as follows:
A kind of manufacture method that is used for the stretching housing of tap connector, it is characterized in that: with certain position of at least one block of sheet material or all pull out behind the given shape and sheet material rolled and/or involutory with drawing process, and with corresponding sides butt joint back welding formation tubular shell, to constitute stretching housing as tap connector case body.
Described sheet material is one, and described stretching housing is to adopt the sheet material drawing process that this piece sheet material is drawn behind logical at least one mouth of pipe this sheet material to be rolled and with the formed tubular shell of corresponding sides butt joint back welding.
Described sheet material draws logical mouth of pipe in the plate face, the rightabout of the mouth of pipe that this sheet material Chao Latong is become rolls and with corresponding sides butt joint back welding, the pipe that the welding back forms is for being responsible for, and it is side pipe that the sheet material drawing process draws logical pipe.
With the prepared stretching housing that is used for the tap connector of the manufacture method of above-mentioned stretching housing.
A kind of manufacture method of tap connector, it is characterized in that: press the case body of the stretching housing of the described method preparation of claim 1-2 as the tap connector, and being produced in its inner parts that form water passage, assembling forms the tap connector then.
A kind of manufacture method of tap connector, it is characterized in that: prepare the case body of stretching housing as the tap connector by the described method of claim 3, and being produced in its inner parts that form water passage, assembling forms the tap connector then.
Be assemblied in the stretching housing of having made after making each parts that form water passage respectively, the tap connector is made in last and stretching housing welding back polishing; Described assembling parts comprise the assembling of following parts;
(1) assembling valve core case and spool ring: described valve core case is included in and is provided with on the spool pedestal, the spool water inlet path that communicates with the spool water inlet, the spool delivery port path that communicates with the spool delivery port, described spool ring is that its external diameter matches with described side pipe internal diameter, the cylindrical shell that its internal diameter matches with the spool external diameter, after welding with the inner of spool ring with the periphery of the joint face of spool on the spool pedestal, be assembled in the stretching housing earlier, the position of corresponding side pipe in described valve core case places and is responsible for, and make the outlet section of the spool delivery port path of valve core case be responsible for coaxial with described stretching housing, described spool ring places in the side pipe that the stretching housing stretches out, the welding polishing, the medial surface of the outer end of described spool ring is provided with internal thread;
(2) ring and welding gasket are waved in assembling, the described ring that waves is the cylindrical shell that its external diameter matches with person in charge water side internal diameter, described welding gasket is provided with the opening that communicates with the outlet of the spool delivery port path of valve core case for it, its outer ring portion with wave the hollow disk that matches of ring, to wave earlier ring inner with the welding gasket welding after with welding gasket inwardly, place together and be responsible for the water side in the stretching housing, spool delivery port lane exit end welding with welding gasket and described valve core case, describedly wave that ring outer end lateral surface is provided with shoulder and the stretching housing welds together, its top is provided with external screw thread;
(3) fit into mouth of a river pad and attaching nut, the cylindrical shell that described attaching nut matches with person in charge's water inlet end internal diameter for its external diameter, described water inlet pad is for being provided with the disk that two through holes constitute the splayed hole in it, its outer ring portion matches with the inner inboard of described attaching nut, after earlier splayed water inlet pad and attaching nut the inner being assembled into one, the water inlet pad is placed in person in charge's inlet end together described attaching nut and the welding of person in charge's water inlet end inwardly;
(4) assembling doubly-linked joint and water flowing joint, described doubly-linked joint is the pipe fitting that its two ends is communicated with spool water inlet path and outside water inlet pipe respectively, two sections of not waited by outer circumference diameter of described doubly-linked joint constitute, two through hole internal diameters of the external diameter of enlarged diameter section and splayed water inlet pad are complementary, the internal diameter of the external diameter of reduced diameter section and spool water inlet path inlet end is complementary, enlarged diameter section free end termination medial surface is provided with internal thread, and reduced diameter section free end termination lateral surface is provided with external screw thread; Described water flowing joint is the pipe fitting that is communicated with spool delivery port path, its lateral surface near the inner of spool delivery port path is provided with external screw thread, the port of export internal diameter of external diameter that this is inner and spool delivery port path is complementary, its outer end is provided with joint cap, the external diameter of described joint cap is greater than the opening of described welding gasket, two doubly-linked joints are pierced into two through holes of splayed water inlet pad respectively, its inner inlet end with two spool water inlet paths connects and composes into water path, the water flowing joint is assemblied on the welding gasket, the water outlet end of itself and spool delivery port path is constituted water passage.
A kind of tap connector, it is characterized in that: described tap connector is the tap connector of each parts assembling formation of the case body of making respectively and the water passage of portion's formation within it, described case body is the stretching housing that drawing process is made, be about to certain position of at least one block of sheet material or all pull out behind the given shape and sheet material rolled and/or involutory with drawing process, and the tubular shell that corresponding sides butt joint back welding is formed.
Described sheet material is one, described stretching housing is the stretching housing that adopts the sheet material drawing process rightabout that draws the mouth of pipe that this sheet material Chao Latong is become behind the logical mouth of pipe in this piece sheet material slave plate face to be rolled and corresponding sides butt joint back welding is formed, the pipe that welding forms is for being responsible for, and it is side pipe that the sheet material drawing process draws the logical pipe that forms.
Described each parts comprise valve core case and spool ring, described valve core case is included in the spool water inlet path that is provided with on the spool pedestal, communicate with the spool water inlet, the spool delivery port path that communicates with the spool delivery port, described valve core case is arranged on the position that described stretching housing is responsible for interior corresponding side pipe, and the outlet section of the spool delivery port path of described valve core case is responsible for coaxial with the stretching housing; Described spool ring is its external diameter and the cylindrical shell that described side pipe internal diameter matches, its internal diameter matches with the spool external diameter, and the medial surface of described spool ring outer end is provided with internal thread, on its inner and spool pedestal with the periphery welding of the joint face of spool.
Described each parts also comprise and wave ring and welding gasket, the described cylindrical shell that matches with described person in charge water side internal diameter for its external diameter of ring that waves, and described welding gasket is a hollow disk; The described ring the inner of waving is welded as a whole with described welding gasket periphery, and described welding gasket is arranged in the described person in charge water side inwardly in the lump; The described ring outer end lateral surface that waves is provided with shoulder, and its top is provided with external screw thread; The hollow open of described welding gasket communicates with the outlet of described spool delivery port path.
Described each parts also comprise attaching nut and water inlet pad, the cylindrical shell that described attaching nut matches with person in charge's water inlet end internal diameter for its external diameter, described water inlet pad is for being provided with the disk of through hole in it, described attaching nut the inner and water inlet pad are assembled into one, described water inlet pad is arranged in described person in charge's water inlet end inwardly in the lump, described attaching nut and the welding of stretching housing.
Described attaching nut outer end medial surface is provided with internal thread, inner medial surface is provided with circumferential draw-in groove, described water inlet pad is one to constitute the pad of splayed diplopore by two through holes, its profile and diameter cooperate with described draw-in groove, the splayed pad can be installed on gap in the attaching nut in certain port one side setting of splayed water inlet pad; Described parts comprise that also being screwed into splayed water inlet pad and spool water inlet path inlet end connects as one two doubly-linked joints that constitute the water inlet path and be screwed into the welding gasket hollow open and the port of export of spool delivery port path connects as one the water flowing joint that constitutes water passage; Described doubly-linked joint is the pipe fitting that its two ends is communicated with spool water inlet path and outside water inlet pipe respectively, two sections of not waited by outer circumference diameter of described doubly-linked joint constitute, two through hole internal diameters of the external diameter of enlarged diameter section and splayed water inlet pad are complementary, the internal diameter of the external diameter of reduced diameter section and spool water inlet path inlet end is complementary, enlarged diameter section free end termination medial surface is provided with internal thread, and reduced diameter section free end termination lateral surface is provided with external screw thread; Described water flowing joint is the pipe fitting that is communicated with spool delivery port path, its lateral surface near the inner of spool delivery port path is provided with external screw thread, the port of export internal diameter of external diameter that this is inner and spool delivery port path is complementary, its outer end is provided with joint cap, and the external diameter of described joint cap is greater than the opening of described welding gasket.
A kind of manufacture method of tap is characterized in that preparing the tap connector by the described method of claim 6, assembles spool then, makes it with the water inlet path of the water passage of tap connector with go out water passage and be connected, and refills to join handle and make tap.
A kind of tap comprises spool, handle, tap connector, it is characterized in that, described tap connector adopts one of claim 8-13 described tap connector, and described spool is assemblied on the described valve core case, and described handle is assemblied on the described spool.
Technique effect of the present invention is:
Existing tap connector adopts the method for integral cast, the tap connector of Zhi Zuoing all is solid except the water flowing position in this way, therefore it is heavy to have overall weight, surface irregularity, sand holes are arranged, part matter is loose, polishing and electroplating processes difficulty, many shortcomings such as yield rate is low, in order to overcome these shortcomings, the present invention has adopted another manufacture method, promptly make case body and inner parts thereof respectively, be assembled into the tap connector then, case body wherein adopts sheet material to be drawn into given shape, and corresponding sides are rolled butt joint welding make, because sheet material can be selected the closely knit material of material for use, therefore case body is not only thin but also closely knit, can assemble and weld other parts of realizing tap connector function within it, so just avoided the many disadvantages that causes because of integral cast, and production cost is low, in light weight, the situation of scrapping is seldom arranged, the yield rate height, smooth surface, polishing easily.
Being assemblied in each parts in the case body stamps out with Sheet Metal Forming Technology and takies the few parts of volume, except each the parts spare that forms water passage takes up room, all be hollow between each parts, can alleviate the overall weight of tap connector like this, become to produce cost low, the yield rate height is avoided surface irregularity, sand holes is arranged, part matter is loose, the problem of polishing and electroplating processes difficulty.
Description of drawings
Fig. 1 is existing tap connector structural representation;
Fig. 2 is a kind of embodiment longitudinal profile of tap connector of the present invention structural representation;
Fig. 3 is the longitudinal profile structural representation of Fig. 2 tap connector in the face of the spool ring
Fig. 4 is the outline drawing of Fig. 2 tap connector;
Fig. 5 is the longitudinal profile structural representation of a kind of embodiment of stretching housing of tap connector of the present invention
Fig. 6 is the stretch outline drawing of housing of Fig. 5;
Fig. 7 is the longitudinal profile structural representation that waves ring of Fig. 2 tap connector
Fig. 8 waves the outline drawing of ring for Fig. 7;
Fig. 9 is the longitudinal profile structural representation of the welding gasket of Fig. 2 tap connector
Figure 10 is the outline drawing of Fig. 9 welding gasket;
Figure 11 is the attaching nut's of Fig. 2 tap connector a longitudinal profile structural representation;
Figure 12 is the splayed pad vertical view of this Fig. 2 tap connector;
Figure 13 is Figure 12 splayed pad side view;
Figure 14 is the spool ring longitudinal profile structural representation of Fig. 2 tap connector
Figure 15 is Figure 14 spool ring outline drawing;
Figure 16 is the water flowing joint longitudinal profile structural representation of Fig. 2 tap connector;
Figure 17 is the doubly-linked joint longitudinal profile structural representation of Fig. 2 tap connector.
Reference numeral lists as follows:
1-stretching housing, 2-waves ring, and 21-waves the ring top, 22-waves the ring shoulder, 3-welding gasket, 4-spool ring, the 5-valve core case, 6-water inlet pad, 7-attaching nut, the spool delivery port path of 8-valve core case, the spool water inlet path of 9-valve core case, the person in charge of 10-stretching housing, the side pipe of 11-stretching housing, 12-draw-in groove, the splayed port of 13-water inlet pad, the 14-gap, 15-water flowing joint, 16-doubly-linked joint.
The specific embodiment
Below in conjunction with accompanying drawing the preferred embodiments of the present invention are described further.Fig. 1 is existing tap connector structural representation, Fig. 2 is a kind of embodiment longitudinal profile of tap connector of the present invention schematic diagram, as shown in Figure 1, existing tap connector adopts the method for integral cast, the tap connector of Zhi Zaoing in this way, because of just reserving the position that forms water passage, other positions all are solid, so Heavy Weight, and complex manufacturing, careless manipulation in the requirement height of mould, the production process just caused easily scrap, yield rate is not high, the waste big; Surface irregularity, have that sand holes, part matter are loose, defectives such as polishing and electroplating processes trouble.For fear of above-mentioned defective, the invention provides the preparation method that technology is simple, production control convenient, yield rate is high, the tap connector weight of preparation alleviates significantly, closely knit, the easy polishing of part matter.
The present invention at first provides a kind of manufacture method that is used for the stretching housing of tap connector, with certain position of at least one block of sheet material or after all pulling out given shape sheet material is rolled or is combined with corresponding sides butt joint back welding formation tubular shell, to constitute the stretching housing as tap connector case body with drawing process.This method can prepare the stretching housing of various tap connectors easily, this given shape can be to stretch in the middle of the sheet material and drawing the pipe that becomes one or more band openings after logical, even can pull into the special-shaped mouth of pipe, as square tube or return bend, crescent pipe etc., and remainder is rolled the pipe and the mouth of pipe that forms other, also can be that sheet material more than two pulls into arc or abnormity respectively, form the stretching housing of different shape by two above sheet material amalgamations, the stretching housing that this sheet material more than two pieces together, amalgamation again after also can rolling to some positions of sheet material.Above-mentioned drawing process comprises that extruding, punching press etc. are processed into the means of different shape with sheet material, can be stretched by hydraulic press or punch ram.Owing to adopt the drawing process preparation, can the needed different stretch housing of very convenient preparation different shape tap connector, and that sheet material can be selected is in light weight, the high-quality sheet material that packing is high, even other have the sheet material of specific function, such as anti-fiery function, antiacid function, the sheet material of cold-resistant function or other specific functions, make the tap connector can conveniently have various specific function purposes, can stretch simultaneously according to the mode of the inner components that helps installing various difference in functionalitys and structure most, such as for multitube saliva tap (such as mouth spray is arranged, common mouthful) can be at middle directly stretched two the mouths of pipe of a sheet material in the centre, or the two boards material pile pull into behind a plurality of effective circular arcs involutory, remainder curls, the corresponding sides welding gets final product, and can conveniently add other parts that the tap connector is set respectively from two mouths of pipe.
Preferably, sheet material is with a sheet material, and stretching housing 1 is to adopt the sheet material drawing process that this piece sheet material is drawn behind logical at least one mouth of pipe this sheet material to be rolled and with the formed tubular shell of corresponding sides butt joint back welding.
Shown in Fig. 5,6, further preferably, sheet material draws logical mouth of pipe in the plate face, the rightabout of the mouth of pipe that this sheet material Chao Latong is become is rolled and with corresponding sides butt joint back welding, the pipe that the welding back forms is for being responsible for 10, it is side pipe 11 that the sheet material drawing process draws logical pipe, and mouth of pipe employing hydraulic press or punch ram are stretched.
The present invention also provides with the prepared stretching housing 1 of one of manufacture method of above-mentioned stretching housing, sees Fig. 5, Fig. 6.
The present invention also provides a kind of manufacture method of tap connector, and one of as stated above the stretching housing 1 of preparation is as the case body of tap connector, and is produced in its inner parts that form water passage, and assembling forms the tap connector then.Shown in Fig. 2, Fig. 3,4.
Be assemblied in the stretching housing of having made 1 after making each parts that form water passage respectively, the tap connector is made in last and stretching housing 1 welding back polishing.
Preferably, the assembling parts comprise the assembling of following parts.
(1) assembling valve core case 5 and spool ring 4: see Fig. 3, Fig. 2, that valve core case 5 is included in is that spool pedestal (valve core case body) go up to be provided with, the spool water inlet path 9 that communicates with the spool water inlet, the spool delivery port path 8 that communicates with the spool delivery port, water inlet path 9 shown in Figure 3 is made of two water inlet pipes, can the hot water or cold water intake simultaneously, valve core case 5 is arranged on the position that the stretching housing is responsible for corresponding side pipes 11 in 10, and it is 10 coaxial that the outlet section of the spool delivery port path 8 of valve core case 5 and stretching housing are responsible for; The cylindrical shell that spool ring 4 (seeing Figure 14, Figure 15) is its external diameter with side pipe 11 internal diameters match, its internal diameter matches with the spool external diameter, the medial surface of spool ring 4 outer ends is provided with internal thread, welds with the be connected periphery on surface of spool on its inner and valve core case 5 bodies.Installation process is, be assembled in the stretching housing 1 after earlier the valve core case 5 and the periphery of the joint face of spool being welded with the inner of spool ring 4, valve core case 5 places the position of being responsible for corresponding side pipe 11 in 10, and outlet section and the stretching housing 1 that makes the spool delivery port path 8 of valve core case 5 is responsible for 10 coaxial, see Fig. 2, in the side pipe 11 that spool ring 4 places stretching housing 1 to stretch to come out, make side pipe 11 end faces exceed 1mm than spool ring 4 end faces, the part that will exceed during welding is melted makes side pipe 11 end faces and spool ring 4 end faces smooth, polishing at last.The medial surface of spool ring 4 outer ends is provided with internal thread.
(2) ring 2 and welding gasket 3 are waved in assembling: referring to Fig. 7, Fig. 8, Fig. 9, Figure 10, Fig. 2, wave the cylindrical shell that ring 2 matches with the person in charge's 10 water side internal diameters for its external diameter, welding gasket 3 is provided with the opening that communicates with the outlet of the spool delivery port path 8 of valve core case 5 for it, the hollow disk that its outer ring portion matches with the inner of waving ring 2, during installation, to wave ring 2 the inners earlier and weld back welding gaskets 3 inwardly with welding gasket 3, place spool delivery port path 8 outlets one side (being in the tap connector person in charge 10 the water side) of the corresponding valve core case 5 in the stretching housing 1 together, welding gasket 3 is fixed on the exit end face of the spool delivery port path 8 of valve core case 5, both can be that welding is fixing, also can be to be fixed, or bonding.Wave ring 2 outer end lateral surfaces shoulder 22 is set, its top 21 is provided with external screw thread, waves ring 2 shoulders 22 and is responsible for the welding of 10 water sides, sees Fig. 2, Fig. 3, Fig. 4.
(3) assembling splayed water inlet pad 6 and attaching nut 7, see Figure 11, Figure 12, Figure 13, Fig. 2 and Fig. 3, the cylindrical shell that attaching nut 7 matches with the person in charge's 10 water inlet end internal diameters for its external diameter, water inlet pad 6 is for being provided with the disk of through hole in it, this through hole communicates with the water inlet of spool water inlet path 9.For the tap connector that the tap of cold water water inlet is used, then this through hole is one, preferably is arranged on disk central authorities, and for the tap connector that the tap with hot and cold water water inlet is used, then is balanced two through holes that are provided with, and forms the splayed double-pore structure.The water inlet pad 6 of several through holes no matter, preferably inner and water inlet pad 6 is assembled into one with itself and attaching nut 7, be arranged in the lump then and be responsible in 10 water inlet ends, then with attaching nut 7 and the welding of the person in charge's 10 water inlet ends, after attaching nut 7 the inner and water inlet pad 6 are inserted and are responsible for 10, should make the stretching housing be responsible for 10 end faces and exceed 1mm than attaching nut's 7 end faces, the part that will exceed during welding melt make be responsible for 10 end faces and attaching nut's 7 end faces smooth.Attaching nut 7 the inners and water inlet pad 6 assembling modes can be snap-in structures, also can be welding.For snap-in structure, it can be the draw-in groove 12 that attaching nut 7 inner inboards are provided with circumferencial direction, the also corresponding identical ring-type rib of diameter that is provided with of water inlet pad 6, or be under the situation of logical ring for draw-in groove 12, the outer circumference diameter of water inlet pad 6 is greater than attaching nut's 7 inner medial surfaces but less than the draw-in groove internal diameter, for splayed water inlet pad 6 is installed in the attaching nut 7, radially connect the gap 14 of through hole in certain through hole one side setting of splayed water inlet pad 6, during assembling in gap circumferential both sides reinforcing, the gap circumferential distance is reduced, thereby water inlet pad 5 reduced enter in the draw-in groove 12 water inlet pad 6.Attaching nut's 7 outer end medial surfaces are provided with internal thread.
(4) assembling doubly-linked joint 16 (as Figure 17) and water flowing joint 15 (as Figure 16), doubly-linked joint 16 is the pipe fitting that its two ends is communicated with spool water inlet path 9 and outside water inlet pipe respectively, tap connector for above-mentioned hot and cold water water inlet, two sections of not waited by outer circumference diameter of each doubly-linked joint 16 constitute, a through hole internal diameter of the external diameter of enlarged diameter section and splayed water inlet pad 6 is complementary, the internal diameter of the external diameter of reduced diameter section and a mouth of pipe of spool water inlet path 9 inlet end is complementary, enlarged diameter section free end termination medial surface is provided with internal thread, and reduced diameter section free end termination lateral surface is provided with external screw thread; Water flowing joint 15 is the pipe fitting that is communicated with spool delivery port path 8, its lateral surface near the inner of spool delivery port path 8 is provided with external screw thread, the port of export internal diameter of external diameter that this is inner and spool delivery port path 8 is complementary, its outer end is provided with joint cap, and the external diameter of described joint cap is greater than the opening of welding gasket 3.Assembling process is: two through holes that two doubly-linked joints 16 passed splayed water inlet pad 6 respectively, the termination of reduced diameter section is connected with the water inlet end of spool water inlet path 9, thereby constitute the water inlet path, if certainly two through-hole diameters of water inlet pad 6 match with the diameter of spool water inlet path 9, doubly-linked joint 16 also can be the straight tube of external diameter such as grade.Water flowing joint 15 is fitted in the person in charge 10 water sides, the opening that welding gasket 3 is passed in its inner is connected (screw thread spins) and constitutes and water passage with the port of export of spool delivery port path 8, the opening of welding gasket 3 is a round mouth, and its diameter and water flowing joint 15 external diameters are complementary, and can combine closely.
Above-mentioned stretching housing, each parts all preferably adopt stainless steel to make.Can certainly be other metal or alloy materials.
Certainly, being responsible for each parts that is provided with in 10 also can adopt other forms of parts to be combined into to advance water passage and go out water passage, such as for the tap that has only cooling water inlet, the spool that is provided with on valve core case water inlet path and go out water inlet end and the water side that water passage extends to the person in charge is not provided with doubly-linked joint and water flowing joint.
The present invention also provides a kind of manufacture method of tap, adopts method for preparing tap connector, assembles spool then, make its with the water inlet path of the water passage of tap connector with go out water passage and be connected, refill and join handle and make tap.
The present invention also provides a kind of tap connector of method for preparing, and the tap connector is the tap connector to each parts assembling formation of the case body of stretching housing 1 conduct of sheet material employing drawing process making and the water passage of portion's formation within it.Shown in Fig. 2, Fig. 3,4.The pipe that the employing welding of stretching housing 1 forms is for being responsible for 10, and it is side pipe 11 that the sheet material drawing process draws the logical pipe that forms.Shown in Fig. 5,6.
Preferably, the position that stretching housing 1 is responsible for corresponding side pipe 11 in 10 is provided with valve core case 5, see Fig. 2, Fig. 3, Fig. 4, that valve core case 5 is included in is that spool pedestal (valve core case body) go up to be provided with, the spool water inlet path 9 that communicates with the spool water inlet, the spool delivery port path 8 that communicates with the spool delivery port, preferably, two path place siphunculus are helicitic texture away from the free end termination of spool, the part that links to each other with spool is the structure that matches with spool, and it is 10 coaxial that the outlet of the spool delivery port path 8 of valve core case 5 and stretching housing are responsible for; In stretching housing 1 side pipe 11 the spool ring 4 that welds together with valve core case 5 is set, the cylindrical shell that spool ring 4 is its external diameter with side pipe 11 internal diameters match, its internal diameter matches with the spool external diameter, the medial surface of spool ring 4 outer ends is provided with internal thread, welds with the be connected periphery on surface of spool on its inner and valve core case 5 bodies.Spool ring 4 is as Figure 14 and shown in Figure 15.
Stretching housing 1 is responsible for spool delivery port path 8 one ends of corresponding valve core case 5 in 10, promptly is responsible for the setting of 10 water sides and waves ring 2 and welding gasket 3, sees Fig. 2.Wave the cylindrical shell that ring 2 matches with the person in charge's 10 water side internal diameters for its external diameter, see Fig. 7,8, welding gasket 3 is the hollow disk, see Fig. 9,10, the position, intermediate portion is provided with the concentric water outlet opening of outlet with the spool delivery port path 8 of valve core case, its outer ring portion matches to merge with the inner inboard of waving ring 2 and is welded as a whole, in being responsible for 10 water sides, welding gasket 3 is fixed on the exit end face of the spool delivery port path 8 of valve core case 5, both can be that welding is fixing, also can be to be fixed, or bonding.Wave ring 2 outer end lateral surfaces shoulder 22 is set, its top 21 is provided with external screw thread, sees Fig. 3, Fig. 4, waves ring 2 shoulders 22 and is responsible for the welding of 10 water sides, and top 21 protrudes in is responsible for 10 water side end faces.
The stretching housing is responsible for spool water inlet path 9 one ends of corresponding valve core case 5 in 10, promptly is responsible for water inlet pad 6 and attaching nut 7 that 10 water inlet end settings are assembled together, sees Fig. 2, Fig. 3.The cylindrical shell that attaching nut 7 matches with the person in charge's 10 water inlet end internal diameters for its external diameter, see Figure 11, attaching nut 7 and the welding of the person in charge's 10 water inlet ends, should make the stretching housing be responsible for 10 end faces and exceed 1mm than attaching nut's 7 end faces, the part that will exceed during welding melt make be responsible for 10 end faces and attaching nut's 7 end faces smooth; Water inlet pad 6 is for being provided with the disk of through hole in it, it is arranged on the inboard of attaching nut 7 the inners, see Figure 12, Figure 13, the tap connector of using for the tap of cold water water inlet, then this through hole is one, preferably is arranged on disk central authorities, and the tap connector of using for the tap with hot and cold water water inlet, then be preferably balanced two through holes that are provided with, form the splayed double-pore structure.The splayed port 13 of splayed water inlet pad 6 communicates with the water inlet 9 of the spool water inlet path 9 of valve core case.Attaching nut 7 inner inboards can be snap-in structures with water inlet pad 6 assembling modes, also can be welding.For snap-in structure, can be that attaching nut 7 inner inboards are provided with circumferential draw-in groove 12, water inlet pad 6 also correspondence is provided with the ring-type rib; Or be under the situation of logical ring for draw-in groove 12, the outer circumference diameter of water inlet pad 6 is greater than attaching nut's 7 inner medial surfaces but less than the draw-in groove internal diameter, for splayed water inlet pad 6 is installed in the attaching nut 7, radially connect the gap 14 of through hole 13 in certain through hole 13 1 side setting of splayed water inlet pad 6, during assembling in gap circumferential both sides reinforcing, the gap circumferential distance is reduced, thereby water inlet pad 5 reduced enter in the draw-in groove 12 water inlet pad 6.Attaching nut's 7 outer end medial surfaces are provided with internal thread,
Also comprise and be arranged on doubly-linked joint 15 and the water flowing joint of being responsible in 10 16.Doubly-linked joint 15 (Figure 17) is the pipe fitting that its two ends is communicated with spool water inlet path 9 and outside water inlet pipe respectively, the through hole of its periphery and water inlet pad 6 is suitable, for above-mentioned embodiment with hot water and two water inlet paths of cold water, two doubly-linked joints 15 pass the into splayed port 13 of splayed water inlet pad 6 respectively, be connected with two water inlet ends of spool water inlet path 9 respectively, to constitute the water inlet path, preferably, two two sections formations that doubly-linked joint 15 does not wait by outer circumference diameter, one of them through hole internal diameter of the external diameter of enlarged diameter section and splayed water inlet pad 6 is complementary, the internal diameter of the external diameter of reduced diameter section and spool water inlet path 9 inlet end is complementary, enlarged diameter section free end termination medial surface is provided with internal thread, reduced diameter section free end termination lateral surface is provided with external screw thread, the inlet end internal diameter of reduced diameter section external diameter and spool water inlet path 9 is complementary, if two through-hole diameters of water inlet pad 6 are consistent with the water inlet end diameter of spool water inlet path 9 certainly, doubly-linked joint 15 also can be the straight tube that waits external diameter; The pipe fitting that water flowing joint 16 (seeing Figure 16) is communicated with the port of export and the outside outlet pipe of spool delivery port path 8 respectively for its two ends, the opening of its periphery and welding gasket 3 (round mouth) is suitable, water flowing joint 16 passes the opening of welding gasket 3, be connected with spool delivery port path 8 ports of export, constitute and water passage, water flowing joint 16 inner lateral surfaces are provided with external screw thread, the port of export internal diameter of its external diameter and spool delivery port path 8 is complementary, the upper end is provided with joint cap, and the external diameter of described joint cap is greater than the opening of described welding gasket.
Above-mentioned stretching housing, its interior each parts all preferably adopt stainless steel to make.Can certainly be other metal or alloy materials.
Tap of the present invention comprises spool, handle, tap connector, and described tap connector adopts tap connector disclosed in this invention, and described spool is assemblied on the valve core case 5 of described tap connector, and described handle is assemblied on the described spool.
The above only is a preferred implementation of the present invention, and other modification and the improvement for making according to essence of the present invention all will fall into protection scope of the present invention.