CN2120244U - Quick-acting type connecting joints for pipe fittings - Google Patents

Abstract

The utility model discloses a quick-speed joint for pipe fittings, particularly a joint structure exclusively used for connecting tubular commodities, and the quick-speed joint for the pipe fittings is composed of a non-return wag member group, a closed interlocking member group, etc. in an assembled mode. The pre-pouring pressure in a pressure soft pipe is used for obtaining the purpose and the effects of simple and quick pipe connection after a cross pin extracted when the pipe fittings are connected by the quick-speed joint for the pipe fittings. The closed interlocking member group is arranged on the inner margin of the quick-speed joint for the pipe fittings, the non-return wag member group is arranged on the exterior margin of the quick-speed joint for the pipe fittings, the reversibility of the arrangement of the quick-speed joint for the pipe fittings can be displayed to prevent the loss caused by all improper exertions, improve the deletion that general convention products are unable to be reversely exerted and promote simple, quick, convenient and practical effects which are not provided ago.

Description

Quick-acting type connecting joints for pipe fittings

The utility model system is relevant for a kind of structure of pipe fitting rapid pipe joint, it is the joint structure-improved of specializing in the tubing quick joining for a kind of, need not other ancillary items or glue cooperate, rely on the special construction setting of joint own fully, can simple and easyly finish the effect of the firm linking of pipe fitting apace, and give practical characteristic.

General existing pipe fitting joint structure, kind and pattern are very various, and the construction operation method differs, be connected operation as comparatively common plastic cement pipe, system is with common plastic adaptor, in treating abutment surface coating plastic cement stick, directly inserting fit promptly finishes, very simple and easy quick, but it is existing mobile everywhere in work to carry one jar of plastic cement stick and workmen when operation, and when stick is not enough, at any time replenish again or change, cause workmen trouble and inconvenience greatly, and it is connected the effect of back, the also non-perfect condition of attaining perfection, usually in the slit occurs afterwards, produce the situation that crack even linking come off, it is very big to influence utilization benefit, so on the pipeline of outbalance, mostly take the operating type of metal tube, and general metal tube is connected, though can enjoy preferable linking and using effect, but before linking with operation in the middle of, must prepare one group of car tooth facility at any time, wait the pipe end that the is connected public tooth of car system in advance for each, and on the public tooth of pipe end, curl the adhesive tape envelope, increase the tightness and the barrier properties of the female tooth of itself and metal joint inner edge, just can reach the purpose of metal tube linking, so prepare car tooth facility and twine the operation process that the adhesive tape envelope is screwed togather again, not only extremely loaded down with trivial details and need the attached facility of many groups to cooperate, for cost and the number of working processes, be difficult to conform with splendid principle of economic benefit; In addition, when general pipe fitting uses in supplying water, as break and leak and must repair be connected, and water source and can't temporary close, its operating type is the operation of so-called running water connection tube, in the past mostly handling with one group of expansion joint, the waterleakage part that earlier this pipe fitting broken is excised, and formation one brings out water and constantly and in addition holds anhydrous state, and after this no water end (W.E.) is connected a suitable long tube, utilize expansion joint two ends fit pipe fitting respectively, again with the screw packing; Make the set rubber ring pressing pipe fitting to be connected of its inner rim, reach closely firm linking effect, and these running water connection tube operating types, be in the past general plastic connector with metal joint can't the person of reaching, but price with expansion joint, but it is high than general joint, rather huge to its utilization benefit influence virtually.

The inventor is the worker who is engaged in such article design and actual job, give careful consideration in view of above-mentioned disadvantages situation, attempt the joint construction of a kind of simple and feasible of research, to cooperate the demand of actual conditions, be to help with test improvement constantly with working experience for many years, finally successfully invent out a kind of improved type joint construction, can meet the needs of many situations, and reach simple and easy quick and economical and practical pipe fitting linking effect.

Therefore, the main purpose of the utility model, aim to provide a kind of structure of pipe fitting rapid pipe joint, with its structure improvement setting of simplifying, when construction operation, do not need other attached facility or plastic cement stick to cooperate, single structure with itself can reach simple and easy quick and linking pipe fitting effect firmly combination.

The secondary objective of the utility model, be to utilize the utility model ring-type containing groove, sliding ring, the setting of positioning ring and pression hose, make the pression hose that is in the expansive space charge the pressure of supersaturation in advance, can be fashionable in waiting to be connected pipe fitting end insertion cover, only must pull out the pin of card on-slip moving-coil, can make the pressure in the flexible pipe be expanded the extruding support in being connected pipe fitting appearance periphery, and the ring gear tooth of energy ejection sliding ring extruding positioning ring fixes pipe fitting, finish the convergence process of pipe fitting easily, applicable to the demand in multiple different operating place, dark tool Nover practical characteristic.

Now enumerate the easily embodiment of explanation, cooperate following all accompanying drawings, its structure is described in detail as follows with function:

The brief description of accompanying drawing:

Fig. 1 is the fragmentary cross-sectional view of the utility model combination back.

Fig. 2 is the decomposing schematic representation of the utility model component groups.

Fig. 3 is the sectional view of the utility model dovetail connector pipe fitting.

Fig. 4 is the action schematic representation of the utility model dovetail connector pipe fitting.

Fig. 5 is the sectional view after the utility model dovetail connector pipe fitting is finished.

Fig. 6 is applied to the enforcement illustration of angle coupling for the utility model.

Fig. 7 is applied to the enforcement illustration of tee union for the utility model.

Fig. 8 is applied to the enforcement illustration of cross fitting for the utility model.

See also Fig. 1, shown in 2 and 3, the utility model is pipe fitting rapid pipe joint, for being exclusively used in the joint construction of tubing article linking, its structure comprises that institutes such as check passing component groups 1 and airtight bite member group 2 constitute, and airtight bite member group 2 is arranged at edge position within the joint, and being passed the airtight bite member group 2 of component groups 1 next-door neighbour, check is arranged at lateral margin position outside the joint, wherein: it is by the horizontal tip 11 that check is passed component groups 1, positioning ring piece 12, institutes such as pression hose 13 and slip ring 14 constitute, the position that concerns of each assembly is to be arranged at the outside for the horizontal tip 11, in regular turn be arranged as positioning ring piece 12 thereafter, pression hose 13 and slip ring 14 etc., and positioning ring piece 12 is fastened in joint inner edge outside circular groove with a C shape clasp 120, ring piece periphery subtend is provided with two arcuation breach, this gap edge is provided with a pair of pulling and lifts up shape and lift up tooth 121, and the right position is provided with a perforation 122 on positioning ring piece 12, and with positioning ring piece 12 back of the body inner edges be arranged to opening inwardly it

Shape groove structure body, and slip ring 14 be an open recess outwards it Shape structure body, its groove is relative with the groove of positioning ring piece 12 back of the body edge, form a merging containing space, but the storing of voltage supply power flexible pipe 13, add pressure mouth 131 with what advance to make pression hose 13,122 stretch out in outside the joint through boring a hole, and in slip ring 14 groove external side brim rings on week, correspondence is provided with the protruding wing 141 of the moderate arcuation of wide length respectively, make this two protruding wing 141 can be through two arcuation breach projections of positioning ring piece 12 and go out, simultaneously on the protruding wing 141 dual-sides, correspondence is provided with contrary sulcus fimbriodentatus tooth 142, can in the protruding wing 141 when positioning ring piece 12 outer periphery breach stretch out, end ditch tooth 142, make slip ring 14 form the unidirectional mobile structure body of the bilateral check structure of a kind of tool by lifting up tooth 121 unidirectional cards; Airtight bite member group 2 is to be arranged at the joint inside part, by a pair of pressure and clamp ring 21, soft hollow ring 22, extrusion ring 23 constitutes with institutes such as scratching volume ring valve 24, the position that concerns of each assembly is that clamp ring 21 is next to the slip ring 14 smooth back of the body edge that check is passed component groups 1 to press also, in regular turn be arranged as cavity ring 22 thereafter, extrusion ring 23 with scratch volume ring valve 24 etc., clamp ring 21 is a pair of two also () shape structure body and press also, the right position is offered not corresponding breach respectively on the ring, make it when being squeezed the power transmission distortion, has the inwardly elastic space of outer rim expansion, edge outside supplying its support head inner edge and waiting to take over, and extrusion ring 23 is one group

The shape ring bodies, the top is a nick shaped ring gear tooth 231, so when being subjected to the thrust extruding, conical ring face setting because of the joint inner edge, the phenomenon that its ring gear tooth 231 is produced to the center inner bending, form interlock and treat the state of connection tube, thus, when airtight bite member group 2 is passed the passing squeeze force of component groups 1 once check, can be to press and clamp ring 21 and extrusion ring 23 stress deformation interlocks clamping pipe fitting to be connected, press and the soft hollow ring 22 of 23 of clamp ring 21 and extrusion rings and be in, then because of material relation own, in the time of the pressurized power transmission, external form becomes flat by pipe shape compressive deformation, fully be crowded with joint and wait to take between the slit, and scratch volume ring valve 24 in the inner edge of joint, when waiting to take over insertion, waited to take over front end outer wall friction effect, produce the leading edge ball curling phenomenon that curves inwardly, as volume is big more more as the snowball, promptly wait to take over once inserting joint and can only ooze the leakproof characteristic together by scratching 24 generations of volume ring valve at once, cooperate soft hollow ring 22 to be provided with again, reach the effect that bilayer seals antiseepage fully; The overall structure combination is provided with, can in above-mentioned respectively organize the member setting and finish as yet pressurization before, be about to airtight bite member group 2 and be arranged at the joint inner edge, the outer rim now is provided with check and passes component groups 1, or can add one group of scrobicular ring lid 15 of cover in the outer most edge of member, the finishing that increases the appearance edge is attractive in appearance, and insert by export-oriented joint with the horizontal tip 11, the locating slot 143 of the slip ring 14 protruding wing 141 leading edges that are fixed, make slip ring 14 be maintained fixed can't displacement state, therefore can charge pressure by the pressure mouth 131 that adds of outstanding perforation 122, make and be full of the satiety resultant pressure in the pression hose 13, it is required and apply that the big I of this pressure is looked actual conditions, but, positioning ring piece 12 is fastened in joint inside because of being subjected to C shape clasp 120, it is fixing that slip ring 14 is plugged together by the horizontal tip 11, so pression hose 13 can't diastole in the containing space that positioning ring piece 12 and slip ring 14 are formed; When joint plugs together when waiting to be connected pipe fitting, as shown in Figure 4, the horizontal tip 11 is pulled out from the joint, make slip ring 14 lose the fixing of the horizontal tip 11, being able to displacement backward slides, and the supersaturation pressure in the pression hose 13, under the removable state of the motionless and slip ring of positioning ring piece 12 14, its pressure must be use up and slip ring 14 can be passed, make it produce the state that pushes displacement backward, and the contrary sulcus fimbriodentatus tooth 142 on its protruding wing 141, also move itself and positioning ring piece 12 one by one backward and lift up the unidirectional clamped position of tooth 121, be after slip ring 14 moves the airtight bite member group 2 of pushing backward, without removing reinstatement forward, but as C shape clasp 120 being taken off the fixing state of removing positioning ring piece 12 and joint, then dismountable whole check is passed component groups 1, reach the reciprocal characteristics that prevents to execute into improper, and after airtight bite member group 2 pushed by slip ring 14, press and clamp ring 21 pressurized power transmissions extruding soft hollow ring 22 and distortion, expansion extrudes joint and waits to take over to both sides to make pressure and clamp ring 21 sections, and section is upright flat behind cavity ring 22 pressurizeds, the complete closed joint and wait to take between the space, and the extrusion ring 23 at cavity ring 22 rears also bears the extruding force of moving behind the place ahead simultaneously, its ring gear tooth 231 is produced to the phenomenon of waiting to take over the bending interlock, and big more its interlock effect of pressure is good more, interlock very firmly is connected pipe fitting, finish the simple and easy convergence process promptly of joint, as shown in Figure 5, add originally wait take over to insert joint after, make and scratch the curling closed state of volume ring valve 24 leading edge balls, the absolute Wu Yu slit or the situation that drops that gets loose take place, and reach the effect that firmly closely is connected with reciprocal characteristics.

The linking of the utility model article, after waiting to take over the fit joint, only must pull out the horizontal tip 11 and can finish whole convergence process, can save the engineering time of traditional construction method 90 percent approximately, and need not expect or the jelly cooperation by attached facility, zero in its process, easily simple and easy and positively reach the purpose and the effect of linking rapidly, and its reciprocal characteristics can prevent the improper loss occurrence for it of executing, and is the product structure-improved of dark tool novelty, use value in fact.

Claims (1)

1, a kind of pipe fitting quick coupling structure, it comprises that check passes component groups and airtight bite member group etc., and airtight bite member group is arranged at edge position within the joint, is close to airtight bite member group and is arranged at lateral margin position outside the joint and check is passed component groups, it is characterized in that

Check is passed component groups, system is constituted in regular turn by institutes such as the horizontal tip, positioning ring piece, pression hose and slip rings, outermost is that the horizontal tip plugs together joint, thereafter the positioning ring piece is fastened in the joint inner edge outside with C shape clasp, ring piece outer periphery subtend is provided with two arcuation breach, and in this gap edge a pair of pulling is set and lifts up shape and lift up tooth, and the right position is provided with perforation on the ring piece, and with positioning ring piece back of the body inner edge be arranged to opening inwardly it

Shape groove structure body; Slip ring system open recess outwards it

Shape structure body, its groove and positioning ring piece back of the body emargination groove subtend form containing space, voltage supply power flexible pipe is put and is made it add the pressure mouth hole that wears long being stretched on outside the joint, and in slip ring groove external side brim ring on week, subtend is provided with the protruding wing of arcuation respectively, and makes the two protruding wings stretch out through positioning ring piece two arcuation breach, simultaneously at protruding wing dual-side, correspondence is provided with contrary sulcus fimbriodentatus tooth and locating slot, and plugging together of the unidirectional engaging of tooth and the horizontal tip is fixing for lifting up;

Airtight bite member group, fasten and connect check passing component groups and be arranged at the joint inside part, be by a pair of pressure and clamp ring, soft hollow ring, extrusion ring and scratch institute such as volume ring valve and constitute in regular turn, clamp ring is right after the smooth back of the body edge of slip ring to press also, this pressure and clamp ring are also [] shape structure body of a pair of, and not corresponding breach is offered in the right position on the ring; One group of extruding ring system Shape ring bodies, top are nick shaped ring gear tooth, when stressed extruding, can be by the ring gear tooth to center bending distortion interlock structure body, cooperate to press and clamp ring and extrusion ring between soft hollow ring compressive deformation, and curl by the volume ring valve front end ball of scratching of inner edge, reach tight interlock and wait the purpose of taking over.

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