CN1311409A - Tube connector - Google Patents

Abstract

A connector for connecting two tubular objects is composed of a female connector with an axial channel, a separating ring seat with an axial channel, a male connector with an axial channel, a connecting end and a clamping end, and a leakage-proof sleeve ring.

Description

Tube connector

The present invention relates to a connector in engineering components in the general engineering field, in particular to a connector that facilitates the assembly and separation of two joints by means of the axial displacement of a separation ring seat, and can also be used as a simple water-saving hand washing device. Pipe connectors for faucets.

Existing tubular object connectors generally use a screw connection structure or a clamping structure to connect two tubular objects in series. Although it can provide users with a tubular object connector with a connection function, it is indeed It is convenient to use, but in actual use, it is found that there are still some shortcomings in its structure, causing it to fail to achieve the best use effect in practical applications, and its shortcomings are mainly summarized as follows:

1. For the quick coupling structure of the tubular connector, its structural tightness is not good, so that the two joint connectors cannot be completely sealed after assembly, thus affecting its wide application.

2. Generally, a tubular connector with better airtightness cannot quickly connect two tubular objects in series and combine operations, and the installation and use are relatively complicated, which is not suitable for practical use.

3. In addition, none of the existing pipe-shaped connectors can be used as a simple water-saving faucet that conforms to the hygienic principle, and users are worried that dirty residue may be left behind.

It can be seen that there are still many defects in the above-mentioned existing tubular connector, and it is to be improved.

In view of the defects of the above-mentioned existing tubular connectors, the designer actively researched and innovated based on rich practical experience and professional knowledge. After continuous research, design, and repeated trials and improvements, finally Created the present invention.

The main purpose of the present invention is to overcome the defects of existing tubular object connectors, and provide a new type of tubular object connector, which can quickly perform the serial combination operation of connecting two tubular objects, and It can be used as a simple water-saving faucet switch that conforms to the hygienic principle, and there is no need to worry about the dirty residue that may be left by the previous user when washing hands and turning on the faucet.

The purpose of the present invention is achieved by the following technical solutions. According to the present invention, a tubular object connector for connecting two tubular objects is characterized in that the connector includes a female joint, a separation ring seat, a male joint and a leak-proof collar, wherein: the The female joint is provided with an axial flow channel. One end of the flow channel is formed with a connecting end for the assembly of tubular objects, and the other end is formed with a snap-in end, and a coaxial inner and outer ring is arranged on the snap-in end. The top of each inner clip is provided with a hook facing the flow channel, and the top of each outer clip is provided with a hook facing away from the flow channel; the separation ring seat is sleeved on the On the clamping end of the female joint, there are coaxial inner and outer ring walls. Several perforations are formed between the inner and outer ring walls for the outer clamping strips of the female joint to protrude. The inner ring wall extends downward. There is a ring-shaped resisting part that can resist the displacement of the inner hook to the direction of the outer ring wall when the seat body is displaced axially along the flow channel of the female joint; the male joint is provided with a channel axially corresponding to the female joint A channel is formed at the end of the channel far away from the female joint to form a joint part that can be assembled with another tubular object, and a joint part is formed at the end of the channel close to the female joint. The joint part is provided with a ring for The card groove provided by the hook of the inner clip and the ring groove which is fitted with a leak-proof collar; the leak-proof collar is installed between the concave and convex joints to prevent the transmission fluid from leaking out; when the inner clip When the hook is set in the slot of the male joint, the two pipes are connected by the concave and convex joints, and when the separation ring seat is axially displaced in the direction away from the male joint, it can be used to push the top of the part. The inner hook of the female connector is pushed out of the groove, so that the female connector and the male connector are separated.

The purpose of the present invention can also be further achieved through the following technical measures.

In the above-mentioned tubular object connector, the back side of the hook of the inner clip bar which is originally axially extended and protruded by the female joint can be provided with a corresponding groove on the back side, and the groove is further provided with an elastic ring to strengthen The radial tightening force of the hook; the original clamping end of the female joint can be provided with a plurality of axially extending abutment strips, and a slope is formed at the end of each abutment strip, and the separation ring The lower side of the sleeve hole of the seat is opposite to the abutting bar and respectively forms a pushing surface provided with an inclined surface to abut against, and the concave and convex joints are combined to generate an upward pushing elastic force on the separation ring seat.

In the aforementioned tubular object connector, the axial flow channel is movably provided with an axial opening and closing control structure, and a switch element is additionally provided.

The aforementioned tube connector, wherein the male joint is located at a predetermined distance in the lower section of the channel and radially retracts to form an annular shoulder, and an axially hollow shaft is axially fixed on the annular shoulder. An anti-leakage ring body, and the bottom end of the inner diameter of the anti-leakage ring body is horizontally extended and provided with a limiting part; the switch element is a cylinder extending on a long axis, which includes a conical water stop head and The bottom of the water stop head is integrally extended downward with a cross-section shaft column, and a positioning flange is radially protruded from the ventral side corresponding to the position of the limit part of the leak-proof ring body, so as to align with the limit part when moving upward. Mutual blocking and positioning; the lower section of the shaft column is recessed with an abutting portion relative to the axially inward annular abutment shoulder of the female joint, for the female joint to rely on when the shaft is closed and force it to move upward in the axial direction.

In the above-mentioned pipe connector, in order to provide more convenience for the assembly of different faucets, the convex joint can be provided with a plurality of partitioned notch grooves on the top circumference of the joint end of the convex joint, so that it It produces elasticity that allows radial inward contraction; and an external thread is provided on the outer diameter of the male joint, and a tightening ring is added to tighten the screw, so that the leak-proof pipe installed in the male joint can be clamped The nesting structure is fixedly connected to the water outlet end of the faucet so that the two do not fall off and do not leak water.

The above-mentioned tubular object connector, wherein the separation ring seat is cylindrical, and an axial socket hole is formed in the center of the inner ring wall, and a radial socket is provided between the inner and outer ring walls. The extended partitions are connected; the perforations are respectively provided with a card edge that can be hooked by the hook of the outer card strip near the outer ring wall; a ring is formed on the inner ring wall to resist the card. The hook is displaced against the inclined surface toward the outer ring wall.

Compared with the prior art, the present invention has obvious advantages and positive effects. It can be seen from the above technical solutions that the tubular connector used to connect two tubular objects in the present invention mainly has a female joint and a male joint that can be engaged with each other, and the two can be set on the female joint The axial displacement of the separation ring seat separates, wherein, the female joint is provided with an axial flow channel and a joint end and a snap-in end respectively located at the two ends of the flow channel, and the snap-in end extends out of two rings coaxial The inner and outer clamping strips, these internal clamping strips can be clamped in a preset slot on the convex joint, and the two joints are clamped, and a ring is provided on the separation ring seat, which can be moved due to axial displacement. The inner clamping strip on the female joint pushes away from the resisting part of the clamping slot, and a leak-proof collar is assembled on the convex joint to prevent the transmitted fluid from leaking out; , can easily connect the two tubes; and by the axial displacement of the separation seat, the inner clamping strip can be pushed away to facilitate the separation of the concave and convex joints, and the effect of quick assembly operation can be achieved. The invention can quickly carry out the combined operation of connecting two pipes in series, and can be used as a simple water-saving faucet switch in line with the hygienic principle, without worrying that the water that may be left by the previous user will be stained when washing hands and turning on the faucet. Situation of filthy residue. It has great improvements in both structure and function, and has made great progress in technology, and has produced useful and practical effects, and indeed has enhanced efficacy, so it is more suitable for practical use. It is truly a novelty. , Progressive and practical new design.

The specific structure of the present invention is given in detail by the following examples and accompanying drawings.

Fig. 1 is an exploded perspective view of a preferred embodiment of the present invention.

Fig. 2 is a sectional view of the combined structure of the preferred embodiment of the present invention.

Fig. 3 is a cross-sectional view of the combined structure of another embodiment of the female and male joints of the present invention.

Fig. 4 is a cross-sectional view of the combined structure of the present invention and the single connection of the faucet.

Fig. 5 is a schematic diagram of water supply after the present invention is assembled with a faucet.

Fig. 6 is an exploded perspective view of another embodiment of the male connector of the present invention.

Fig. 7 is a sectional view of the combined structure of the present invention in Fig. 6 .

The specific structure, features and functions of the tubular connector according to the present invention will be described in detail below with reference to the accompanying drawings and preferred embodiments.

First please refer to Fig. 1, the pipe-shaped object connector of the present invention is a series connection combination that can be used to connect two pipe-shaped objects, such as a water pipe 6 and a faucet outlet port 7 in the present embodiment of the series connection combination; Shaped object connector, which includes a female joint 1, a separation ring seat 2, a male joint 3, a leak-proof collar 4 and a switch element 5, wherein:

The female joint 1 is provided with an axial flow channel 11 and a connecting end 12 and a snap-in end 13 respectively located at the two axial ends of the flow channel 11; wherein, the lower section of the axial flow channel 11 is radially inwardly contracted to form a ring The stop shoulder 111; the connecting end 12 is provided with an external thread 14 for axially assembling with the water pipe 6; the engaging end 13 is axially provided with an inner ring portion 15 and an outer ring portion 16 concentrically, The inner ring part 15 is axially extended upwards with four inner clips 151, and the top of the inner clips 151 is provided with a hook 152 facing the runner 11; and the outer ring part 16 is provided with four upper rings. The outer clamping strips 161 extending axially are supported, and the top of each outer clamping strip 161 is provided with a hook 162 facing away from the flow channel 11 .

The separation ring seat 2 is cylindrical, and is provided with a coaxial inner ring wall 21 and an outer ring wall 22; wherein, the central axis of the inner ring wall 21 is provided with a socket hole 23; The ring walls 21 and 22 are connected by a radially extending partition 24, and several perforations 241 are formed on the partition 24 for the outer clamping strip 161 of the female joint 1 to protrude. Each perforation 241 is adjacent to The outer ring wall 22 places are respectively formed with a card edge 242 that can be hooked by the grab hook 162 of the outer clip bar 161. The inner ring wall 21 extends downwards and is provided with a thrust portion 25, on which the thrust portion 25 is formed. An annular abutting inclined surface 26 is provided to displace the hook 152 toward the outer ring wall 22 .

The male joint 3 is provided with a channel 31 axially corresponding to the flow channel 11 of the female joint 1, and a set of connecting ends 32 and a joint end 33 respectively located at both ends of the channel 31; wherein, the set of connecting ends 32 forms An internal thread 34 is provided to be axially combined with the preset external thread 7a on the outlet end 7 of a faucet; the outer wall surface of the joint end 33 is concavely provided with a card groove 35 and a ring groove 36, and the card groove 35 can be The hook 152 on the inner clip bar 151 of the female joint 1 is hooked; and a guide slope 37 is formed between the clip groove 35 and the ring groove 36, and a predetermined distance in the lower section of the axial channel 31 is radially Constricted to form an annular shoulder 311, on which an axially hollow and elastic anti-leakage ring 38 is axially fixed, the bottom end of the inner diameter of the anti-leakage ring 38 extends horizontally There is a limiting part 381 .

The leak-proof collar 4 has a hole 41 in the middle, which is embedded in the ring groove 36 of the male joint 3, and its peripheral wall expands outwards to form a close-fitting part 42 that can be attached to the inner wall of the flow channel 11 of the female joint 1. The tighter the tighter the water pressure is, and the male joint 3 and the female joint 1 can rotate when there is no water pressure.

The switch element 5 is a cylindrical body with a long axis, and the optional movable shaft is arranged on the axial inner side of the male joint 3. It includes a conical water stop head 51 and extends downward integrally at the bottom of the water stop head 51. And the axle column 52 that is cross-section, and this axle column 52 is provided with a positioning flange 521 radially protruding at the ventral side corresponding to the limit portion 381 of the leak-proof ring body 38, for the switch element 5 to move axially upwards with the position. The limit part 381 is fit and positioned, and the lower part of the shaft column 52 is opposite to the position of the annular abutment shoulder 111 on the axial inner side of the female joint 1, and is recessed with a resting part 522 for the female joint 1 to lean against and force when the shaft is closed. Its axis moves upward to make open water flow.

Please refer to FIG. 2 . In this embodiment, when assembling the female connector, the separation ring seat 2 is sleeved on an engaging portion 13 of the female connector 1 until the hook 162 of the outer clamping strip 161 of the female connector 1 Hooking on the card edge of the separation ring seat 2 completes the assembly of the two components. Wherein, when the joint end 33 of the male joint 3 is inserted into the flow channel 11 of the female joint 1, the inner clamping strip 151 of the female joint 1 is locked. The hook 152 pushes the guide inclined surface 37 of the convex joint 3 outwards; into the slot 35 of the male connector 3, and make the female and male connectors 1, 3 engage with each other; at this time, the two tubular objects respectively installed on the connecting parts 12 and the assembly ends 32 of the female and male connectors 1 and 3 G and H (such as the water pipe 6 and the faucet outlet end 7 of this embodiment shown in FIG. 1 ) can be connected to each other; 11 inner walls, so it can prevent the transmitted fluid from leaking from the socket parts of the concave and convex joints 1,3.

When wanting to separate the concave and convex joints 1 and 3 of this embodiment, drive the separation ring seat 2 to move axially in a direction away from the convex joint 3, and then push the concave joint 26 against the inclined surface 26 of the separation ring seat 2. The hooks 152 of the connector 1 are shifted outwards, so that the hooks 152 are disengaged from the grooves 35 of their original engagement, so that when the female and male connectors 1 and 3 are disengaged from the engagement, both of them can be released. Quick separation.

Please refer to Fig. 3 again, which is an alternative embodiment of the female and male connectors of the present invention, wherein the female connector 1 originally extends axially to protrude the hook 152 of the inner clamping strip 151, and a corresponding groove can be added on the back side thereof. 151a, and an elastic ring 151b is sheathed in the groove 151a, so that the structure can enhance the radial tightening force of the hook 152. In addition, the original clamping end 13 of the female joint 1 can be provided with a plurality of axially extending abutting strips 131, and an inclined surface 131a is formed at the end of each abutting strip 131. Pushing surfaces 243 are respectively formed under the sleeve holes 23 and provided with an inclined surface abutting against them. Therefore, when the male and female joints 1 and 3 are in the state of being clamped together, because the abutment strips 131 are axially pressed against the pushing surface 243 below the separation ring seat 2, the separation ring seat 2 will be The elastic force that pushes upwards, therefore, wants to make female and male connector 1,3 separate, and when axially moving this separating ring seat 2, be resisted by abutting bar 131 and be resisted below the pushing surface 243 of separating ring seat 2 Therefore, a release force that pushes the separation ring seat 2 toward the male joint 3 can be accumulated, thereby enhancing the stability of the quick release between the female and male joints 1 and 3.

Please refer to Fig. 1 and Fig. 2, the operation and use situation of the present invention is that when the user quickly combines a water pipe 6 and a faucet outlet end 7 according to the aforementioned combined series connection structure, due to the inner axial direction of the female joint 1 The ring-shaped abutting shoulder 111 will first abut against the position of the abutting portion 522 of the lower section of the shaft column 52 of the shaft-side switch element 5, and then move the switch element 5 axially upward, and at the same time make the stop of the switch element 5 The water head 51 is upwards, pushing away the axial port of the leak-proof ring body 38 below and pressing the closed position to present a channel open state. At this time, the positioning flange 521 protruding from the ventral side of the switch element 5 has not yet reached the leak-proof ring body. 38 limit part 381 position. Therefore, the water source at the outlet end 7 of the faucet after the combination and series connection can smoothly flow to the water pipe 6 at the other end through its combined axial flow channel; Since the positioning flange 521 of the aforementioned switch element 5 does not limit the positioning with the stop portion 381 of the leak-proof ring body 38, the switch element 5 can be quickly laid down by the force of the internal water pressure at the moment of pulling it out. And achieve the purpose of stopping water.

In addition, when the user does not want to connect the water pipe 6, the female joint 1 and the separation ring seat 2 can be quickly disassembled by combining the serially connected female joint 1 and the separation ring seat 2. As shown in Figures 4 and 5, only the male joint 3 and the The combination of the outlet end 7 of the faucet can be changed into a simple water flow switch; when the user wants to wash his hands, he only needs to move the male connector 3 axially to the outside and push the shaft column 52 with a cross section upward, as shown in Figure 5 As shown, the water stop 51 of the switch element 5 is forced to push upwards, leaving the tight closed position of the axial port of the lower leak-proof ring body 38, and presents an open state of the channel, while the water source at the outlet end 7 of the faucet that was originally opened Downstream, and when the shaft column 52 is moved and pushed to the end point, because the positioning flange 521 on the ventral side of the shaft column 52 and the limit portion 381 horizontally protruding from the bottom of the leak-proof ring body 38 block each other in due course Positioning is limited, so the axial direction of the male joint 3 under the faucet is in a normally open water supply state, and the dirt that may be attached to the switch element 5 will be removed by the downward water flow around the ventral side of the shaft column 52. It is also the same when it is closed. As shown in Figure 4, the user only needs to pinch the shaft column 52 with his fingers and pull it downwards, so that the positioning flange 521 crosses the horizontal limit of the bottom end of the leak-proof ring body 38 downwards. The position part 381, by means of the power of the hydraulic pressure on the shaft, can press the water stop head 51 downward to the axial port of the leak-proof ring body 38 to achieve the purpose of water stop; therefore, there is no need to worry that the previous user may The remaining filthy residue occurs, but it can indeed meet the principles of water-saving handwashing and hygiene.

What needs to be supplemented here is the structure of the aforementioned male connector 3, which is suitable for different faucet assembly in order to provide more convenience. As shown in Figure 6 and Figure 7, it is an alternative embodiment of the male connector of the present invention. It divides the top circumference of the assembly end 32 of the original male connector 3 with a plurality of partitioned notch grooves 321 to produce elasticity that allows radial inward contraction, and an external thread 322 is provided on the outer diameter of the male connector 3 . Then, a tightening ring 323 is added to be tightened and screwed together. Of course, the original anti-leakage ring body 38 can be appropriately changed in order to cooperate with the aforementioned operations. As shown in FIG. A ring wall 383 is added, so that the male joint 3 can be clamped and fixed to the outlet end 7 of the faucet in a clamping and fitting structure, and the same effect as the previous embodiment can be achieved.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention in any form. Any simple modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention still belong to within the scope of the technical solutions of the present invention.

Claims (6)

1. A tubular connector for connecting two tubular objects, characterized in that the connector includes a female joint, a separation ring seat, a male joint and a leak-proof collar, wherein: The female joint is provided with an axial flow channel. One end of the flow channel is formed with a connecting end for the assembly of tubular objects, and the other end is formed with a snap-in end, and a coaxial inner ring is arranged on the snap-in end. 1. Outer clamping strips, the top of each inner clamping strip is provided with a hook facing the flow channel, and the top of each outer clamping strip is provided with a hook facing away from the flow channel; The separation ring seat is sleeved on the clamping end of the female joint, and is provided with coaxial inner and outer ring walls, and several perforations are formed between the inner and outer ring walls for the outer clamping strips of the female joint to protrude , the inner ring wall extends downward and is provided with an annular resisting portion that can resist the displacement of the inner hook to the direction of the outer ring wall when the seat body is displaced axially along the flow channel of the female joint; The male joint is provided with a channel axially corresponding to the channel of the female joint, and an assembly part is formed at the end of the channel away from the female joint, which can be assembled with another tubular object, and is formed at the end of the channel close to the female joint. There is a joint part, and the joint part is provided with a ring-shaped slot for hooking the inner clip bar and a ring slot for fitting a leak-proof collar; The leak-proof collar is installed between the concave and convex joints to prevent the leakage of the transmission fluid; When the hook hook of the inner clamping strip is set in the slot of the male joint, the two pipes are connected by the concave and convex joints, and when the separation ring seat is axially displaced in the direction away from the male joint, the two tubes can be connected by the The resisting part pushes the inner hook of the female joint out of the draw groove, so that the female joint and the convex joint are separated. 2. The tubular object connector according to claim 1, wherein the hook of the inner clip bar which is originally axially extended and protruded by the female joint can be provided with a corresponding groove on the back side thereof, and the groove An elastic ring is sheathed to enhance the radial tightening force of the hook; the original clamping end of the female joint can be additionally provided with a plurality of axially extending abutting strips, at the end of each abutting strip An inclined surface is formed respectively, and a pushing surface is formed opposite to the abutting bar under the sleeve hole of the separation ring seat and respectively provided with an inclined surface to abut against, and the concave and convex joints are axially combined to generate a reciprocal movement to the separation ring seat. The elasticity of the upper push. 3. The tubular connector according to claim 1, wherein said axial channel is movably provided with an axial opening and closing control structure and a switch element is added. 4. The tubular connector according to claim 1 or 3, wherein the male connector is located at a predetermined distance in the lower section of the channel and radially retracts to form an annular shoulder, the annular shoulder An axially hollow anti-leakage ring body is fixed on the top and axially, and the bottom end of the inner diameter of the leak-proof ring body is horizontally extended and provided with a limiting part; the switch element is a cylinder extending with a long axis , which includes a conical water stop head and a shaft column with a cross section extending downward from the bottom of the water stop head, and a positioning flange protrudes radially from the ventral side corresponding to the position of the limit part of the leak-proof ring body , for mutual blocking and positioning with the limit portion when moving upward; the lower section of the shaft column is recessed with a supporting portion at the position of the axially inner annular abutment shoulder of the female joint, for the female joint when the shaft is closed. Lean on and force its axis to move upward. 5. The tubular connector according to claim 1, wherein said male connector is provided with a plurality of partitioned notch grooves on the circumference of the top end of the male connector assembly end to allow radial inward contraction. Elasticity; and an external thread is provided on the outer diameter of the convex joint, and a tightening ring is added to tighten the screw, so that the leak-proof pipe body installed in the convex joint can be clamped and fixed on the joint structure. The outlet end of the faucet so that the two do not fall off and do not leak. 6. The tubular connector according to claim 1, wherein the separation ring seat is cylindrical, and an axial socket hole is formed in the center of the inner ring wall, and the inner, The outer ring walls are connected by a radially extending partition; the perforations are respectively formed near the outer ring wall to form a card edge for the hook of the outer clamping strip; the inner ring wall resists On the top, there is formed a ring that can resist the displacement of the hook to the direction of the outer ring wall.

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