TWM577029U - Rapid joint structure for wash-basin drain pipe joint - Google Patents

Abstract

This creation is a quick joint structure for the faucet drain pipe joint, which mainly combines the drain pipe with a non-threaded, non-glued structure through a quick joint of the drain pipe group. The quick connector is mounted in a positioning seat by a barbed pusher of a control cap. Below the positioning seat, an elastic chuck, a bearing ring and an elastic ring are arranged. The elastic chuck comprises a cone disk, and the ring ring corresponds to the ring. The cone plate forms a tapered support portion, and the elastic ring is disposed under the retaining ring to provide a moderate axial elastic expansion and contraction space; thereby, when the drain pipe is attached, the control cap is first pressed to move the pusher foot downward, and the elastic card is pushed. The disc is placed against the support portion, so that the drain pipe can be inserted and joined to the other drain pipe, and the inner side of the elastic ring is elastically clamped around the drain pipe to be elastically positioned, and then the control cap is released, so that the pusher foot leaves the elastic chuck. The elastic chuck exerts its elastic restoring force to form a warp extension, so that the card abutting portion of the inner ring of the elastic chuck can be clamped to position the drain pipe, and the function of the drain pipe assembly is quickly achieved.

Description

Quick joint structure for lavatory drain pipe joint

This creation is about a technical field related to sanitary lavatory equipment, especially the drainage pipe set under the washstand, which is a combination of quick joints.

According to the lavatory for draining the waste water, a drain pipe group is connected to the water outlet of the washstand. As shown in Figures 13 and 14, the drain pipe set 70 includes a first row connected to the water outlet 91 of the washstand 90. a tube 71, a U-shaped tube 73, a second tube 75, a tube end of the first tube 71 and a tube end of the second tube 75 are respectively combined at the ends of the U-shaped tube 73; The tube ends of the first row of tubes 71 and the tube ends of the second row of tubes 75 are respectively inserted and glued to the inner side walls of the tube ends of the U-shaped tubes 73.

The thirteenth and fourteenth figures show that the drain pipe set 70 is gluingly connected to the first row of pipes 71, the U-shaped pipe 73 and the second row of pipes 75, but the problem of the glue fixing method is that when the pipe is to be changed in the future, it is necessary to The first row of tubes 71 and the second row of tubes 75 are sawed, reinserted, glued and fixed to the new U-shaped tube 73, the operation is complicated, and the glue is not resistant to high temperature. If the drainage agent group 70 uses a dredge agent, it often The high temperature is generated, so that the adhesion between the U-shaped tube 73 and the first and second rows of tubes 71, 75 is reduced, and even degumming is caused to loosen and the glue function is lost, so that the drainage tube group 7 0 There is a leak in the degumming area.

In addition, the fifteenth, sixteenth, and seventeenth drawings are formed by combining the drainage pipe sets 80 in a threaded manner; wherein the two ends of the U-shaped pipe 85 are respectively set as a first and second threaded ends 851, 852, first, The inner ends of the two threaded ends 851 and 852 are the inner ring side 86 of the inclined surface, and one end of the first and second rows of tubes 81 and 88 can be fitted with a forced ring 83. The taper on the outer side of the forced ring 83 corresponds to the inner ring side 86. The outer tapered surface of the forced ring 83 is in contact with the inner ring side 86 of the first and second threaded ends 851, 852; therefore, when combined, the first and second rows of tubes 81, 88 are pre-assembled at the first end, respectively. Second nut 81, 87, secondly, the first and second rows of tubes 81, 85 extend into the first and second threaded ends 851, 852 of the U-shaped tube 85, and the first and second nuts 81, 87 are respectively threadedly engaged The first and second threaded ends 851, 852, due to the urging force of the first and second nut 81, 87 threaded engagement, exert a downward pressing force on the forced ring 83, causing the outer surface of the forced ring 83 to follow the inner surface. The tapered surface of the ring side 86 slides downward, so that the outer ring of the first and second rows of tubes 81 and 88 becomes more and more tight with the sliding force of the ring 83, so that the screw lock structure reaches the first position. Two rows of tubes 81,88, U-tube combination of the object 85.

However, in the prior art of the fifteenth to seventeenth drawings in which the drain pipe group 80 is combined by means of screw engagement, since the threaded joint originally has a tolerance gap, and a material change or the like, the gap of the screw joint is enlarged over a period of time. The strength of the first and second nuts 82, 87 pressing the force ring 83 is gradually weakened, and the elastic material of the forced ring 83 is aged, so that the tightening ability of the forced ring 83 to the outer sides of the first and second rows of tubes 81 and 88 is deteriorated. The water leaks through the leak, even if the end of the first and second threaded ends 851, 852 are wrapped with a leak-proof tape, and then with the first and second The threaded joints of the nuts 82 and 87 are also damaged due to the aging of the material of the sling tape, which makes it difficult to fill the gap of the threaded joint. Therefore, the structure of the threaded joint is still difficult to avoid, and the aforementioned problems may be solved in the long run and need to be solved. .

The present inventors have made research and development in view of the above problems, and therefore the main purpose of the present invention is to provide a quick joint structure for the joint of a washbasin drain pipe, which is mainly a plurality of drain pipes of a drain pipe group, which are assembled and joined by a quick joint. By using the pushing action, the elastic chuck can be interlocked, and the drain pipe can be inserted and assembled. When the pushing action is released, the elastic chuck can be interlocked to generate the positioning function of the drain pipe.

Another object of the present invention is to provide a quick joint structure for the faucet drain pipe joint, which mainly comprises a resilient ring for inserting the drain pipe, and the inner side of the elastic ring is provided on the outer side of the drain pipe Moderately elastic clamping, with a function of auxiliary positioning.

The present invention provides a quick joint structure for a sink drain pipe joint, which is a quick joint that can be installed in a drain pipe group, the quick joint includes: a control cap, which is a ring seat shape, and includes a body portion Forming a cap edge and a barb-shaped pusher foot respectively, the end face of the body is axially disposed with a through hole for inserting into the drain pipe to be attached; and a positioning seat is mounted on the one end The inside of the drain pipe is provided on the body of the control cap, and comprises a protruding portion and a flange having a larger outer diameter at one end of the extending portion, wherein the inner diameter of the inner side of the flange is an inner hole, and the extending portion is provided An inner diameter is larger than the inner hole and And the two holes are axially connected, wherein the extension of the positioning seat is plugged to the drain pipe, and the abutting edge is fixedly fixed to the top edge of the pipe end, and the control cap is forced into the inner hole by the pushing foot The elastic chuck can be axially displaced in the inner two holes; an elastic chuck is pressed against the outer peripheral side by one end of the extending portion of the positioning portion, the elastic chuck has a tapered ring shape, and the annular disk surface is a a cone disk facing the pushing foot of the control cap, the cone disk forming a snapping portion on the inner ring surface thereof for drawing the outer side surface of the drain pipe to be attached; a bearing ring, corresponding to The elastic chuck is disposed at one end of the control cap, and the center of the retaining ring is a through hole, and a taper corresponding to the elastic chuck is formed on the perforated circumferential surface, and the retaining ring is coupled to the positioning seat The extension portion correspondingly presses the outer peripheral side of the elastic chuck; an elastic ring is configured to be inserted at the adjacent end of the retaining ring to axially support the retaining ring and the elastic chuck with moderate elasticity; thereby pressing the Controlling the cap, causing the pusher foot to push the elastic chuck, forming the cone to abut against the bracket, and inserting the drain pipe to be installed The drainage velocity joint, in the control cap is released, the chuck is formed of the elastic spring-back in the circumferential surface of the outside clamping drain.

Therefore, this creation can provide the following effects:

1. This creation mainly uses non-threaded joints and non-glued quick joints to achieve the joint assembly of the drain pipe set. Therefore, it is easy to avoid the possibility of water leakage due to loose joints after the threading and gluing are used for a period of time.

2. The quick joint of the creation is to use the action of the control cap to suppress whether the elastic chuck is pressed or not to generate whether the water supply and drainage pipe can be inserted. The state of being disengaged or positioned and clamped; wherein the control cap is pressed down and the pusher foot is pushed against the elastic chuck to suppress the elasticity of the elastic chuck, so that the card abutting portion of the elastic chuck is disengaged, so that the drain pipe can be pumped The movement of the clutch or the inserting device, after the control cap is released from the pressing action, the pushing foot loses the pressing force of the elastic chuck, and the elastic chuck can elastically recover, so that the card abutting portion is lifted back and the clamping position of the drain pipe is generated. Function; wherein a retaining ring and an elastic ring are installed under the elastic chuck, so that when the elastic ring is pressed by the elastic chuck and the bearing ring, the drain pipe is inserted into the elastic ring to abut the drain pipe to obtain effective elastic positioning. When the elastic chuck is elastically restored, the return of the card abutting portion can surely position the circumference of the drain pipe.

3. As mentioned above, the operation of the creation is convenient and fast, without the need for laborious gluing, cumbersome threading operation, and directly pressing and pulling the control cap, which is fast and effective.

10, 70, 80‧‧‧ Drainage pipe group

11, 71, 81‧‧‧ first row of tubes

13, 73, 85‧‧‧ U-tube

15, 75, 88‧‧‧ second row of tubes

131‧‧‧First tube end

132‧‧‧Second pipe end

14‧‧‧Internal slot

20‧‧‧Quick joint

21‧‧‧Control Cap

211‧‧‧ Body

212‧‧‧Caps

213‧‧‧ 推推

2131‧‧‧ Cone

22‧‧‧ Positioning Block

221‧‧‧Extension

222‧‧‧

223‧‧‧One hole

224‧‧‧ inner two holes

225‧‧‧Perforation

226‧‧‧ slot

23‧‧‧Flexible chuck

231‧‧‧ cone

2311‧‧ ‧ gap

232‧‧‧

233‧‧‧ Cards

24‧‧‧ Ring

241‧‧‧Perforation

242‧‧‧ 托部

243‧‧‧ Groove

25‧‧‧Flexible ring

251‧‧‧ waist trough

82‧‧‧ first nut

83‧‧‧ Force ring

851‧‧‧First threaded end

852‧‧‧Second threaded end

86‧‧‧ inner ring side

87‧‧‧second nut

90‧‧‧Washing table

91‧‧‧Water outlet

The first figure is a perspective view of a preferred embodiment of the present invention.

The second drawing is an exploded perspective view of a preferred embodiment of the present invention.

The third figure is an exploded perspective view of the quick connector component of the preferred embodiment of the present invention.

The fourth drawing is a combined cross-sectional view of a preferred embodiment of the present invention.

The fifth drawing is an enlarged sectional view of a preferred embodiment of the present invention.

Figure 6 is a cross-sectional view showing the action of the first row of tubes of the preferred embodiment of the present invention.

Figure 7 is an enlarged cross-sectional view of the first row of tubes of the preferred embodiment of the present invention to be withdrawn.

The eighth drawing is a cross-sectional view of the first tube of the preferred embodiment of the present invention, which is not combined.

The ninth drawing is an enlarged sectional view of an uncombined combination of the preferred embodiment of the present invention.

The tenth drawing is an exploded perspective view of another preferred embodiment of the present invention.

Figure 11 is an exploded perspective view of a quick connector member of another preferred embodiment of the present invention.

Figure 12 is a cross-sectional view of a combination of another preferred embodiment of the present invention.

The thirteenth drawing is a perspective view of a prior art.

Fig. 14 is a sectional view showing the combination of the prior art of the thirteenth drawing.

The fifteenth diagram is a perspective view of another prior art.

Figure 16 is a perspective exploded view of the prior art of the fifteenth diagram.

Figure 17 is a sectional view showing the combination of the prior art of the fifteenth figure.

This creation is a quick joint structure for the faucet drain pipe joint. Please refer to the first and second figures. The bottom of the washstand 90 is connected with a drain pipe group 10 connected to the water outlet 91. The drain pipe group 10 includes a first row of pipes 11, A U-shaped tube 13 and a second row of tubes 15 are mainly characterized by a gap between the first row of tubes 11 and the U-shaped tube 13 and between the U-shaped tube 13 and the second row of tubes 15, each of which is provided with a quick joint 20 The gluing pipe set 10 can be quickly and efficiently combined and connected without being glued or screwed.

Referring to the first and second figures, the preferred embodiment is further illustrated. The two ends of the U-shaped tube 13 are respectively the first and second tube ends 131 and 132 having a slightly larger diameter. An inner slot 14 is formed on the inner side of the end 131, 132; the quick connector 20 includes a control cap 21, a positioning seat 22, an elastic chuck 23, a retaining ring 24, and an elastic ring 25, such as third, fourth, In the five figures, wherein: the control cap 21 is a ring seat, including a body 211 A cap portion 212 having a relatively large outer diameter and a pushing pin 213 having a slightly larger outer diameter are respectively formed at the two ends, and the control cap 21 is integrally formed with a through hole 214 extending through the center of the end surface of the body portion 211, and the through hole 214 is The first row of tubes 11 is inserted, and the pushing legs 213 are in the form of a barbed section. The bottom side of the pushing foot 213 forms a tapered surface 2131. The positioning seat 22 is sleeved on the lower part of the control cap 21. The utility model comprises a protruding portion 221 for fitting the inner side of the inner groove 14 at both ends of the U-shaped tube 13, and a flange 222 having a larger outer diameter is formed at one end of the extending portion 221, and the inner diameter of the inner side of the flange 222 is an inner hole. 223, the extension portion 221 is an inner two-hole 224 having an inner diameter larger than the inner hole 223 and axially communicating with the inner hole 223, so that the positioning seat 22 is inserted into the inner groove 14 by the extending portion 221 The 222 is supported by the top end of the first and second tube ends 131, 132 of the U-shaped tube 13 by means of fixing (for example, gluing), and the control cap 21 is combined with the positioning seat 22, and the pushing foot 213 is used. The tapered surface 2131 abuts against a hole 223 in the positioning seat 22, and axially biases the control cap 21 into the positioning seat 22, and pushes the inner edge of the inner hole 223 through the tapered surface 2131 to make the tapered surface 213. Using its cone The generated component force causes the control cap 21 to push and slide, and the pressing taper surface 213 is elastically deformed to reduce the outer diameter of the pusher foot 213, so that the inner hole 223 is passed through the inner hole 223, and the inner two holes 224 are formed. The inner diameter is larger than the inner hole 223, so the pusher foot 213 is elastically restored to the original shape, so that the barb shape of the pusher foot 213 is blocked by the flange 222, and it is difficult to easily disengage the control cap 21 from the positioning seat 22 at the same time. 213 can be moved along the axial distance of the inner two holes 224 according to the axial pulling power of the control cap 21, thereby generating the function that the control cap 21 can be axially pressed and pulled; As shown in the third, fourth and fifth figures, the elastic chuck 23 is an elastic piece which is mounted in the inner groove 14 of the first tube end 131 of the U-shaped tube 13 (also as the second tube end 132), and the elastic chuck 23 In the shape of a tapered ring, the annular disk surface is a conical disk 231. The conical disk 231 is equally spaced to form a plurality of notches 2311 to facilitate the elastic chuck 23 to exert a vertical upward force. The elastic chuck 23 forms a horizontal pressure on the outer peripheral edge. The edge 232, the inner ring surface of the cone disk 231 is also opposite to the opening direction of the notch 231, forming a card abutting portion 233; whereby the elastic chuck 23 is pressed by the bottom edge of the extending portion 221 of the positioning seat 22 through the pressing edge 232, the normal state When positioning, the card abutting portion 233 is abutted against the outer peripheral surface of the first row of tubes 11; as shown in the third, fourth and fifth figures, the retaining ring 24 is placed at the first tube end 131 of the U-shaped tube 13 (second The inner end of the tube end 132 is corresponding to the inner side of the elastic chuck 23, the bearing ring 24 is an annular seat, and the center is a through hole 241. The inner surface of the ring is adjacent to the inner edge of the through hole 241, and the whole body is formed into a tapered shape. The taper of the bracket 242 corresponds to the cone 231 of the elastic chuck 23, so that the cone 231 abuts against the bracket 242, the taper of the bracket 242, and the bracket 242 is high. The degree is gradually increased from the direction of the through hole 241 toward the outer circumference, and the bracket portion 242 forms a ring groove 243 at the highest thickness, so that the groove 243 is provided for the pressing edge 232 of the elastic chuck 23, so that the positioning seat 22 presses the pressing edge 232. The elastic chuck 23 is positioned on the groove 243; the elastic ring 25 is for inserting on the inner ring surface of the inner groove 14 of the first pipe end 131 of the U-shaped pipe 13 (also as the second pipe end 132). A concave annular waist groove 251 is disposed around the inner ring 14 for the elastic ring 25 The surface has moderate axial elasticity to support the retaining ring 24 and the elastic chuck 23; when the drain pipe set 10 is to be combined, as shown in the sixth, seventh, eighth and ninth views, as long as the control cap 21 is pressed, the pusher foot 213 is The two holes 224 of the positioning seat 22 are axially moved downward, so that the pushing foot 213 abuts against the cone 231 of the elastic chuck 23, so that the locking portion 233 moves downward with the pressing force of the pushing foot 213 as the cone 231 is pressed and abuts In the supporting portion 242 of the socket 24, since the elastic chuck 23 is supported by the pressing edge 232, the locking portion 233 is pressed by the pushing foot 213, and the inner diameter of the locking portion 233 is formed to be larger than the through hole 214 without interfering. The outer side of the first row of tubes 11 and the downward force of the elastic chuck 23 and the retaining ring 24 due to the pressing force under the pushing legs 213, together with the amount of downward pressure generated on the elastic ring 25, can be as first, eighth, As shown in FIG. 9 , the pusher foot 213 of the control cap 21 is pressed against the elastic chuck 23 on the bracket 242, and the retaining ring 24 is elasticized by the elastic ring 25, so that the retaining ring 24 moves up and is elastically clamped with the positioning seat 22. The pressing edge 232 of the chuck 23 can be used to insert the first and second rows of tubes 11, 15 into the first and second tube ends 131, 132 of the U-shaped tube 13, respectively. The two rows of tubes 11, 15 respectively abut against the inner bottom surface of the inner groove 141 through the through hole 214 of the quick joint 20, the elastic chuck 23, the through hole 241 of the retaining ring 24, and the anti-ring 25; secondly, the quick joint 20 is positioned The function of the clamping is that after the first and second rows of tubes 11, 15 are inserted into the inner groove 141, the elastic expansion of the elastic ring 251 is firstly performed by elastic expansion, and the elastic positioning is performed first, and then the third, fourth and fifth figures are used. It is shown that the control cap 21 is released to drive the pusher foot 213 to move up along the inner two holes 224, and is no longer pressed against the elastic chuck 23, so that the cone 231 of the elastic chuck 23 is lost. The pressure returns to the elasticity, and the upper portion 242 is lifted up and away from the support portion 242 of the retaining ring 24, and the inner diameter formed by the engaging portion 233 is reduced, thereby pressing against the first row of tubes 11 (the second row of tubes 15 is also). The outer side faces the purpose of combining into the drain pipe set 10.

On the other hand, if the drain pipe set 10 needs to be disassembled in the repair replacement, as shown in the sixth, seventh, eighth, and ninth views, the control cap 21 is also pressed, so that the pusher foot 213 is along the two holes 224 in the positioning seat 22. The axial direction is moved downward, so that the pushing foot 213 abuts against the cone 231 of the elastic chuck 23, so that the locking portion 233 moves downward with the pressing of the pushing foot 213 of the cone 231 and abuts against the supporting portion 242 of the socket 24. Because the elastic chuck 23 is at the fulcrum of the pressing edge 232, the card abutting portion 233 is pressed down by the pushing leg 213, and is retracted from the outer side surface of the first row of tubes 11, so that the releasing of the engaging portion 233 is forced to the outside of the first row of tubes 11. The combined side of the side can be removed from the drain pipe set 10.

Please refer to the tenth to twelfth drawings. In another embodiment of the present invention, the positioning base 22 is integrated with the original retaining ring 24 to form a through hole 225, a bracket portion 226 and a slot 227, and the through hole 225 and The bracket 226 provides the same configuration of the original through hole 241 and the bracket 242. The slot 227 provides the crimping edge 232 of the elastic chuck 23 therebetween, which can further reduce the number of components and provide a more convenient assembly sequence.

Based on the above, the whole disclosed in this creation has industrial practicability and innovative benefits, and its structure has not been seen in various books or publicly used. It is in line with the requirements of new patent applications, so please ask the Bureau to give an early patent grant. prayer.

For those who need to be clear, the above is the specific embodiment of the creation and the technical principles applied. If the changes made according to the concept of this creation, the achievements If the function is still beyond the spirit of the manual and the drawings, it shall be within the scope of this creation and shall be combined with Chen Ming.

Claims (8)

The utility model relates to a quick joint structure of a faucet drain pipe joint, which is a quick joint which can be installed on a drain pipe group, and the quick joint comprises: a control cap which is in the shape of a ring seat, and comprises a body formed at each end a cap edge, a barbed pusher foot, the end face of the body is axially disposed with a through hole for inserting into the drain pipe to be attached; a positioning seat is installed in a drain pipe, The body portion of the control cap includes a protruding portion and a flange having a larger outer diameter at one end of the extending portion, the inner diameter of the inner side of the flange is an inner hole, and the inner portion is provided with an inner diameter greater than The inner hole and the two holes are axially connected, whereby the extension of the positioning seat is plugged to the drain pipe, and the flange is fixed against the top edge of the pipe end, and the control cap is forced by the pusher foot The inner hole is axially displaceable in the inner two holes; an elastic chuck is pressed against the outer peripheral side by one end of the extending portion of the positioning portion, and the elastic chuck has a tapered ring shape and a ring shape The disk surface is a cone disk facing the pushing foot of the control cap, and the cone disk forms a card abutting portion on the inner ring surface thereof. The card is formed on the outer side of the drain pipe to be attached; a bearing ring is disposed on one end of the elastic cap different from the control cap, and the center of the retaining ring is a perforation, and a taper is formed on the perforated circumferential surface Corresponding to the extension portion of the elastic chuck, the retaining ring is corresponding to the outer peripheral side of the elastic chuck corresponding to the extending portion of the positioning seat; an elastic ring is used for being inserted at the adjacent end of the retaining ring. Supporting the retaining ring and the elastic chuck axially with moderate elasticity; thereby pressing the control cap to push the elastic chuck to press the elastic chuck to form the cone against the supporting portion for drainage The tube is inserted into the drain pipe on which the quick joint is installed, and the control cap is released, and the elastic chuck is elastically restored to be locked on the outer surface of the drain pipe. The quick joint structure of the faucet drain pipe joint according to the first aspect of the invention, wherein the drain pipe system includes a first row of tubes, a U-shaped tube and a second row of tubes. The two tube ends of the U-shaped tube are respectively provided with an inner groove, and the quick joint is installed in the inner groove, and the first and second rows of tubes are combined with the quick joint according to the U-shaped tube. The quick joint structure of the faucet drain pipe joint according to the first aspect of the invention, wherein the outer diameter of the cap of the control cap is larger than the outer diameter of the positioning seat, and the outer diameter of the pusher foot is smaller than the cap edge, A tapered surface is formed on the bottom side of the pusher foot. The quick joint structure of the faucet drain pipe joint according to the second aspect of the invention, wherein the extension portion of the locating seat is disposed inside the inner groove of the two ends of the U-shaped tube. The quick joint structure of the faucet drain pipe joint according to claim 1, wherein the cone of the elastic chuck is equally spaced to form a plurality of notches, and the elastic chuck forms a horizontal direction on the outer circumference. a pressing edge, the pressing edge is opposite to the protruding portion of the positioning seat, the bearing ring is provided with a groove corresponding to the pressing portion, wherein the groove and the extending portion are adjacent to the pressing edge End face. The quick joint structure of the faucet drain pipe joint according to claim 5, wherein the bracket taper of the retaining ring is gradually increased from the perforation direction toward the outer circumference, and the bracket portion is The groove is formed at the highest thickness. The quick joint structure of the faucet drain pipe joint according to the second aspect of the invention, wherein the elastic ring system is plugged on the inner ring surface of the inner groove of the U-shaped tube, and a concave ring is arranged around the inner ring groove. The waist groove. The quick joint structure of the faucet drain pipe joint according to the first aspect of the invention, wherein the locating seat and the retaining ring can be integrated into one body.