TWM636880U - Rotary clip connector - Google Patents

Abstract

A rotary clip connector includes a son connector and a mother connector. The son connector includes a son tube and a pushing cylinder. The son tube includes a son body, a plurality of inclined teeth and a son hole. The pushing cylinder is movably inserted in the son hole, and includes a restricting block and a tunnel. The mother connector includes a mother tube. The mother tube includes a mother body, a plurality of guiding blocks and a mother hole. The inclined teeth are aligned with the guiding blocks. The pushing cylinder of the son tube is pushed to insert into the mother hole of the mother tube. The restricting block enters the mother hole. The son tube and the pushing cylinder are rotated by an angle such that each of the inclined teeth slides into each of tooth notches. The inclined surface of each of the inclined teeth corresponds to the slope surface of each of the guiding blocks. The restricting block is restricted by the guiding blocks such that the son connector fixes on the mother connector. Therefore, an effect of stably connecting is achieved.

Description

Swivel Snap Fitting

The present disclosure aims to provide a joint, especially a swivel snap-fit joint through which fluid flows.

In the conventional fluid joint, the sub-joint and the female joint are fixed to each other by the corresponding steel balls and grooves on the sub-joint and the female joint. However, in the state of long-term circulation of high-pressure fluid, frequent collisions between the steel ball and the pipe wall of the joint will form additional grooves on the pipe wall, which will destroy the snap-fit relationship between the sub-joint and the female joint, and affect the joint. Stability, joints therefore often need to be replaced. In view of this, how to design a joint with high stability has become an urgent goal in this field.

This disclosure provides a rotary snap-fit joint. By aligning the helical tooth block with the guide block, pressing the push cylinder axially extends into the hole of the female seat, and makes the limit block enter the hole of the female seat, and the sub-seat shell and The push cylinder rotates an angle, so that the helical tooth block slides into the tooth slot along the guide block, the slope of each helical tooth block corresponds to the slope of each guide block, and the limit block is limited by the guide block, so that the sub-joint is fixed on the female Connectors to achieve the effect of stable connection.

According to one embodiment of the present disclosure, there is provided a swivel joint, including a sub-joint and a female joint. The sub-joint includes a sub-seat shell and a push cylinder. The sub-base shell includes the sub-base body, a plurality of helical gear blocks and sub-base perforations. The sub-base perforations pass through the sub-base body. The tooth blocks include ramps. The push cylinder is movably installed in the through hole of the sub-base, and includes a limit block and a channel, and the limit block is exposed to the through hole of the sub-base. The female connector contains the female housing. The housing of the female seat includes the female seat body, multiple guide blocks and female seat perforations. The guide block protrudes from one end of the female seat body toward the sub-joint in the axial direction, and forms a plurality of relatively concave tooth grooves. Each guide block includes a slope surface, a tooth groove It is used to accommodate the helical tooth block. The hole of the female seat runs through the body of the female seat, and the part of the guide block radially protrudes into the perforation hole of the female seat. Among them, align the helical gear block of the sub-joint with the guide block of the female joint, press the push cylinder to extend axially into the female seat to perforate, and make the limit block enter the female seat to perforate, and rotate the sub-seat shell and the push cylinder for one Angle, so that the helical tooth block slides into the tooth groove along the guide block, each slope corresponds to each slope, and the limit block is limited by the guide block, so that the sub-joint is fixed on the female joint.

According to the swivel snap joint of the aforementioned embodiment, the limiting block may include at least two protruding parts, the protruding directions of each protruding part are perpendicular to the axial direction, and one end of each protruding part is arc-shaped.

According to the swivel snap joint of the aforementioned embodiment, the number of the protruding parts can be two, and the angle is 90 degrees.

According to the swivel snap-in joint of the aforementioned embodiment, the inclination angle of the slope can be between 26 degrees and 45 degrees.

According to the rotary snap-fit joint of the aforementioned embodiment, the sub-joint may further include a sub-shaft, which includes a sub-shaft body and a sub-shaft plug, the sub-shaft body is movably installed in the channel of the push cylinder, and the sub-shaft plug The part is connected to one end of the sub-shaft body; the female joint further includes a fluid valve sleeve and a female shaft, the fluid valve sleeve is movably inserted in the through hole of the female seat and includes a valve port, and the female shaft is located in the through hole of the female seat and includes the female shaft shaft Body and female shaft plug part, the female shaft plug part is connected to one end of the female shaft body and used to close the valve port, when the sub-joint is connected to the female joint, the sub-shaft plug part is against the female shaft plug part, and the push cylinder pushes Fluid sleeve.

According to the rotary snap-in joint of the aforementioned embodiment, the sub-shaft plug part may include a first plane with the axial direction as the normal direction, and the female shaft plug part may include a second plane with the axial direction as the normal direction, and the first plane and the second plane may The two planes touch each other.

According to the rotary snap-in joint of the aforementioned embodiment, the sub-joint may further include a first elastic member located in the channel and sleeved on the sub-shaft, and a second elastic member located in the hole of the sub-seat and sleeved on the push cylinder, and the female joint It further includes a third elastic member sheathed on the female shaft.

Please refer to Figure 1 and Figure 2. FIG. 1 is a perspective view showing a sub-joint 2000 and a female joint 3000 of a swivel snap joint 1000 separated according to an embodiment of the present disclosure. FIG. 2 shows a partial cross-sectional view of the swivel snap joint 1000 according to the embodiment of FIG. 1 . As can be seen from FIG. 1 and FIG. 2 , the swivel snap-in connector 1000 includes a sub-connector 2000 and a female connector 3000 . The sub-joint 2000 includes a sub-seat housing 2100 and a pushing barrel 2200 . The sub-base housing 2100 includes a sub-base body 2110, a plurality of helical gear blocks 2120 and a sub-base through hole 2140, the sub-base through hole 2140 penetrates the sub-base body 2110, the helical gear block 2120 protrudes outward from the sub-base body 2110 along the axial direction X, and A plurality of concave portions 2130 are formed, and each helical tooth block 2120 includes a slope 2122 . The push cylinder 2200 is movably passed through the through hole 2140 of the sub-base, and includes a limiting block 2210 and a channel 2220 , and the limiting block 2210 is exposed through the through hole 2140 of the sub-base. The female connector 3000 includes a female housing 3100 . The female seat shell 3100 includes a female seat body 3110, a plurality of guide blocks 3120 and a female seat through hole 3140. The guide block 3120 protrudes from one end of the female seat body 3110 toward the sub-joint 2000 along the axial direction X, and forms a plurality of relatively concave tooth grooves 3130. Each guide block 3120 includes a slope 3122 , the tooth groove 3130 is used for accommodating the helical tooth block 2120 , the female seat through hole 3140 penetrates the female seat body 3110 , and a part of the guide block 3120 radially protrudes into the female seat through hole 3140 .

Wherein, align the helical tooth block 2120 of the sub-joint 2000 with the guide block 3120 of the female joint 3000, press the pushing cylinder 2200 to extend into the through hole 3140 of the female seat along the axial direction X, and make the limiting block 2210 enter the through hole 3140 of the female seat, and Rotate the sub-base housing 2100 and the push cylinder 2200 by an angle A (marked in Figure 4B), so that the helical tooth block 2120 slides into the tooth groove 3130 along the guide block 3120, and each slope 2122 corresponds to each slope 3122, and the limit block 2210 is limited by the guide block 3120 so that the sub-joint 2000 is fixed on the female joint 3000 .

With the setting of the slope 2122 and the slope 3122, when the user rotates the sub-base body 2110 and the push cylinder 2200, the slope 2122 of each helical tooth block 2120 moves along the corresponding slope 3122 and slides into the corresponding tooth groove 3130 , to guide the sub-base body 2110 and the push cylinder 2200 to rotate. With the structure that the limit block 2210 and the guide block 3120 protrude radially into the through hole 3140 of the female base, after the sub-base body 2110 and the push cylinder 2200 are rotated, the limit block 2210 is resisted by the guide block 3120 and is limited to the female base The through hole 3140 is used to connect and fix the sub connector 2000 and the female connector 3000 to each other.

In detail, the through hole 2140 of the sub-base penetrates through the sub-base body 2110 so that the sub-base body 2110 has a cylindrical structure, and the helical tooth block 2120 and the concave portion 2130 are integrally formed by making the sub-base body 2110 so that its end has concavities and convexities. The push cylinder 2200 includes a head and a body, the head is screwed to the body, and the diameter of the head is larger than the diameter of the body and is exposed to the sub-base body 2110, and is pushed by the user. The limit block 2210 is a diameter protruding from the outer wall of the body. Similarly, the oblique guide block 3120 and the tooth groove 3130 are integrally formed by making the female seat body 3110 to have concavities and convexities at its end.

In this embodiment, the sub-joint 2000 may further include a sub-shaft 2300, the sub-shaft 2300 includes a sub-shaft body 2310 and a sub-shaft plug portion 2320, the sub-shaft body 2310 is movably passed through the channel 2220 of the push cylinder 2200, And the sub-shaft plug part 2320 is connected to one end of the sub-shaft body 2310 , wherein the sub-shaft plug part 2320 is used to close the channel 2220 of the push cylinder 2200 . The female connector 3000 may further include a fluid valve sleeve 3200 and a female shaft 3300. The fluid valve sleeve 3200 is movably inserted into the through hole 3140 of the female seat and includes a valve port 3210 (marked in FIG. 3A ). The female shaft 3300 is located in the through hole 3140 of the female seat, and includes a female shaft body 3310 and a male shaft plug portion 3320 , the female shaft plug portion 3320 is connected to one end of the female shaft body 3310 and is used to close the valve port 3210 . More specifically, the female connector 3000 may further include a female seat body 3500 disposed in the female seat body 3110 and extending to connect with a base (not shown), and the fluid valve sleeve 3200 and the female shaft 3300 are further arranged on the female seat Inside the tube body 3500. Therefore, when the sub-joint 2000 is assembled with the female joint 3000 , the sub-shaft plug portion 2320 can abut against the female shaft plug portion 3320 , and the pushing cylinder 2200 can push the fluid valve sleeve 3200 . In other embodiments, the arrangement in the female connector and the sub-connector can be changed according to the needs, and it can be provided with a valve, a striker or completely penetrated without internal components, and it is not limited thereto.

The actions of the swivel snap joint 1000 during assembly will be described in detail below. Please refer to Figures 1 to 5. FIG. 3A shows another partial cross-sectional view of the swivel snap joint 1000 according to the embodiment of FIG. 1 . FIG. 3B shows a cross-sectional view of the swivel snap joint 1000 according to FIG. 3A along the secant line 3B-3B. FIG. 4A shows another partial cross-sectional view of the swivel snap joint 1000 according to the embodiment of FIG. 1 . FIG. 4B shows a cross-sectional view of the swivel snap joint 1000 according to FIG. 4A along the secant line 4B-4B. FIG. 5 shows a perspective view of the engagement of the sub-joint 2000 and the female joint 3000 of the rotary snap-in joint 1000 according to the embodiment in FIG. 1 . As shown in Figure 1 and Figure 3B, in this embodiment, the limiting block 2210 includes two protruding parts 2212, the protruding direction of each protruding part 2212 is perpendicular to the axial direction X, and each protruding part 2212 One end is arc-shaped. It should be noted here that, in this embodiment, the limiting block 2210 is generally in the shape of a rectangular block with arc-shaped ends, and for the convenience of description, it is divided into two protruding parts 2212 with the center as the boundary. This limits the present invention.

In addition, as shown in FIGS. 2 to 4B , the swivel snap joint 1000 further includes a first elastic member 2400 , a second elastic member 2500 and a third elastic member 3400 . The first elastic member 2400 is located in the channel 2220 and sleeved on the sub-shaft 2300 . The second elastic member 2500 is located in the through hole 2140 of the sub-base and sleeved on the push cylinder 2200 . More specifically, the second elastic member 2500 abuts between an inner bottom wall of the sub-base body 2110 and the head of the push cylinder 2200 . The third elastic member 3400 is sheathed on the female shaft 3300 .

When the user intends to connect the sub-joint 2000 to the female joint 3000 , first align the helical gear block 2120 with the guide block 3120 , as shown in FIG. Next, as shown in FIG. 3A, press the push cylinder 2200 to compress the first elastic member 2400, the second elastic member 2500 and the third elastic member 3400, so that the push cylinder 2200 extends into the through hole 3140 of the female base along the axial direction X And push the fluid valve sleeve 3200. At this time, as shown in FIG. 3B, the position of the protruding portion 2212 of the limiting block 2210 corresponds to the position of the tooth groove 3130, so the protruding portion 2212 can pass through smoothly, so that the limiting block 2210 enters the through hole 3140 of the female seat.

Next, as shown in Figure 4A and Figure 4B, the sub-base housing 2100 and the push cylinder 2200 are rotated by an angle A, the angle A can be 90 degrees, so that the helical tooth block 2120 slides into the tooth groove 3130 along the guide block 3120, and each slope 2122 corresponds to each slope 3122 . At this time, the position of the protruding part 2212 of the limit block 2210 corresponds to the position of the guide block 3120, so the limit block 2210 is limited by the guide block 3120, as shown in Figure 5, so that the sub-joint 2000 is fixed on the female joint 3000. In this embodiment, the inclination angle of the inclined surface 2122 of the helical tooth block 2120 can be between 26 degrees and 45 degrees, preferably 34 degrees, so that the helical tooth block 2120 can be easily guided and slid. This is not the limit.

When the fluid valve sleeve 3200 has not been pushed, the inner edge of one end of the fluid valve sleeve 3200 is close to the female shaft plug 3320, so that the opening of the female seat perforation 3140 close to the sub-joint 2000 is sealed to prevent fluid from entering and exiting. Press the push cylinder 2200 to move the fluid valve sleeve 3200 in the axial direction X, and create a gap between the fluid valve sleeve 3200 and the female shaft plug part 3320 to open the valve port 3210. At this time, the female seat perforation 3140 is close to the side of the sub-joint 2000 The opening of the push cylinder 2200 is also opened, and the push cylinder 2200 moves relative to the sub shaft 2300, so that the sub shaft plug part 2320 is separated from the channel opening of the channel 2220 of the push cylinder 2200, so that the fluid can pass through the opening of the female joint 3000 and the valve port 3210 and the sub shaft. Channel 2220 of adapter 2000. In this embodiment, the sub shaft plug part 2320 includes a first plane 2322 normal to the axis X, the female shaft plug part 3320 includes a second plane 3322 normal to the axis X, and the first plane 2322 is connected to the second plane 2322. The two planes 3322 are in contact with each other. In this way, there is a stronger abutment force between the sub-shaft plug part 2320 and the female shaft plug part 3320, but in other embodiments, the shape of the abutting part of the sub-shaft plug part and the female shaft plug part is not the same as This is the limit.

Furthermore, in this embodiment, the pushing cylinder 2200 further includes a fixing portion 2230 , the fixing portion 2230 is disposed in the pushing cylinder 2200 and includes a hole, and the sub-shaft body 2310 penetrates into the hole. The movement of the sub-shaft body 2310 along the axial direction X can be guided by the arrangement of the fixing portion 2230 . Therefore, the first elastic member 2400 can abut against between an end edge of the sub-shaft body 2310 and the fixing portion 2230 , so that the first elastic member 2400 is stressed and compressed. Furthermore, the female seat tube body 3500 may include another fixing element and a pin, the female shaft body 3310 may include a slide rail hole, the pin protrudes into the slide rail to guide the female shaft body 3310, and the third elastic member 3400 It can resist between the end edge of the fluid valve sleeve 3200 and the fixing element. In this embodiment, the fixing portion 2230 can allow fluid to pass through, and the shape of the fixing portion 2230 can be designed as a circle cut off by secant lines on opposite sides.

Please refer to Figure 6. FIG. 6 is a schematic diagram of a limit block 2210a of a swivel snap joint according to another embodiment of the present disclosure. As shown in Figure 6, the limit block 2210a can include three protruding parts 2212a, and at this time, the design of the helical tooth block and the guide block can be changed accordingly, so that the limit block 2210a can be guided by the block after being rotated by 60 degrees. fixed.

Please refer to Figure 7. FIG. 7 is a schematic diagram of a limit block 2210b of a swivel snap joint according to yet another embodiment of the present disclosure. As shown in Figure 7, the limit block 2210b can include four protruding parts 2212b. At this time, the design of the helical gear block and the guide block can be changed accordingly, so that the limit block 2210b can be guided by the block after being rotated by 45 degrees. fixed. That is to say, the limiting block of the present disclosure may include different numbers of protruding parts, and the shape of the limiting block is not limited to the embodiments shown in FIGS. 1 to 7 .

Please refer to Figure 8. FIG. 8 shows a block flow diagram of a method 4000 of using a swivel snap joint according to yet another embodiment of the present disclosure. It can be seen from FIG. 8 that the using method 4000 of the swivel snap joint includes an assembling step 4100 and a disengaging step 4200 . In an assembly step 4100, the sub-connector is assembled to the box-connector. The sub-joint and the female joint can be, for example, the sub-joint 2000 and the female joint 3000 of the swivel snap-in joint 1000 of the embodiment shown in FIGS. 1 to 5 . The assembling step 4100 includes step S01 and step S02. In step S01 , the pushing cylinder 2200 of the sub-connector 2000 is aligned with the female seat through hole 3140 of the female connector 3000 , and the pushing cylinder 2200 is pressed so that the stopper 2210 of the pushing cylinder 2200 enters the female seat through hole 3140 of the female connector 3000 . In step S02, the sub-joint 2000 is rotated by an angle A, so that the plurality of helical tooth blocks 2120 of the sub-joint 2000 are guided by the plurality of guide blocks 3120 of the female joint 3000 to slide into the plurality of tooth slots 3130 of the female joint 3000, and the sub-joint The limiting block 2210 of the connector 2000 is limited by the female connector 3000 , especially by the guide block 3120 , so that the sub-connector 2000 is fixed on the female connector 3000 . In the disengagement step 4200, rotate the sub-seat housing 2100 of the sub-joint 2000 and push the cylinder 2200 to make the helical tooth block 2120 slide out of the tooth groove 3130 along the guide block 3120, and when the push cylinder 2200 rotates the angle A and returns to the disengaged position, the stop 2210 loses the limiting force exerted by the female connector 3000 , especially the limiting force exerted by each guide block 3120 , so that the sub-connector 2000 is not limited by the female connector 3000 and can be separated from the female connector 3000 . Other details are as described in Fig. 1 to Fig. 5 and will not be repeated here.

Although the present invention has been disclosed above with the embodiments, it is not intended to limit the present invention. Any person familiar with the art can make various changes and modifications without departing from the spirit and scope of the present invention. Therefore, the protection of the present invention The scope is to be determined as defined by the appended claims.

1000: swivel snap-fit joint 2000: Subjoints 2100: sub-seat shell 2110: sub-seat body 2120: helical gear block 2122: Bevel 2130: Concave 2140: sub-seat perforation 2200: push barrel 2210, 2210a, 2210b: limit block 2212, 2212a, 2212b: protrusions 2220: channel 2230: fixed part 2300: sub-axis 2310: sub-axis body 2320: Sub shaft plug 2322: first plane 2400: the first elastic member 2500: Second elastic member 3000: female connector 3100: Female housing 3110: female seat body 3120: guide block 3122: slope 3130: alveolar 3140: Female seat perforation 3200: fluid valve sleeve 3210: valve port 3300: female shaft 3310: Main shaft body 3320: female shaft plug 3322: second plane 3400: The third elastic part 3500: female body 4000: How to use the swivel snap-in joint 4100: Assembly steps 4200: Escape step A: Angle X: Axial S01, S02: steps

FIG. 1 shows a perspective view of the separation of the sub-joint and the female joint of the swivel snap-in joint according to an embodiment of the present disclosure; Fig. 2 shows a partial cross-sectional view of the swivel snap-fit joint according to the embodiment of Fig. 1; FIG. 3A shows another partial cross-sectional view of the swivel snap-fit joint according to the embodiment in FIG. 1; FIG. 3B shows a cross-sectional view of the swivel snap joint according to FIG. 3A along the secant line 3B-3B; FIG. 4A shows another partial cross-sectional view of the swivel snap-in joint according to the embodiment of FIG. 1; FIG. 4B shows a cross-sectional view of the swivel snap joint according to FIG. 4A along the secant line 4B-4B; Fig. 5 shows a perspective view of the engagement of the sub-joint and the female joint of the swivel snap-fit joint according to the embodiment of Fig. 1; FIG. 6 is a schematic diagram of a limit block of a swivel snap-fit joint according to another embodiment of the present disclosure; FIG. 7 is a schematic diagram of a limit block of a swivel snap joint according to yet another embodiment of the present disclosure; and FIG. 8 is a block flow diagram illustrating a method of using a swivel snap joint according to yet another embodiment of the present disclosure.

1000: swivel snap-fit joint

2000: Subjoints

2100: sub-seat shell

2110: sub-seat body

2120: helical gear block

2122: Bevel

2130: Concave

2200: push barrel

2210: limit block

2212: protruding part

2300: sub-axis

2320: Sub shaft plug

2322: first plane

3000: female connector

3100: Female housing

3110: female seat body

3120: guide block

3122: slope

3130: alveolar

3200: fluid valve sleeve

3300: female shaft

3320: female shaft plug

3322: second plane

X: Axial

Claims (7)

A swivel snap fitting comprising: A sub-joint, including: A sub-base shell, including a sub-base body, a plurality of helical gear blocks and a sub-base perforation, the sub-base perforation passes through the sub-base body, and the helical gear blocks protrude outward from the sub-base body along an axial direction, And forming a plurality of concave parts that are relatively concave, each of the helical tooth blocks includes a slope; and A push tube is movably installed in the through hole of the sub-base, and includes a limit block and a channel, the limit block is exposed to the through hole of the sub-base; and A female connector, comprising: A female seat shell, including a female seat body, a plurality of guide blocks and a female seat through hole, the guide blocks protrude from one end of the female seat body toward the sub-joint along the axial direction, and form a plurality of relatively concave tooth grooves , each of the guide blocks includes a slope surface, the tooth grooves are used to accommodate the helical gear blocks, the female seat through the female seat body, and the guide blocks radially protrude into the female seat through the hole; Wherein, align the helical gear blocks of the sub-joint with the guide blocks of the female joint, press the push cylinder to extend into the female base through the hole along the axial direction, and make the limit block enter the female base through the hole , and rotate the sub-seat shell and the push cylinder at an angle, so that the helical gear blocks slide into the tooth grooves along the guide blocks, each of the slopes corresponds to each of the slopes, and the limit block is pressed by the The guide blocks are limited so that the sub-joint is fixed on the female joint. The swivel snap joint according to claim 1, wherein the limit block includes at least two protruding parts, a protruding direction of each protruding part is perpendicular to the axial direction, and one end of each protruding part is arc. The swivel snap joint according to claim 2, wherein the number of the protruding parts is two, and the angle is 90 degrees. The swivel snap joint according to claim 1, wherein the inclination angle of the slope is between 26 degrees and 45 degrees. The rotary snap-fit joint according to claim 1, wherein the sub-joint further includes a sub-shaft, which includes a sub-shaft body and a sub-shaft plug, and the sub-shaft body is movably passed through the push cylinder the channel, and the sub-shaft plug is connected to one end of the sub-shaft body; the female joint further includes a fluid valve sleeve and a female shaft, and the fluid valve sleeve is movably inserted in the through hole of the female seat and includes A valve port, the female shaft is located in the through hole of the female seat and includes a female shaft body and a female shaft plug part, the female shaft plug part is connected to one end of the female shaft body and used to close the valve port, when When the sub-joint is assembled with the female joint, the sub-shaft plug part abuts against the female shaft plug part, and the pushing cylinder pushes the fluid valve sleeve. The swivel snap joint according to claim 5, wherein the sub-shaft plug part includes a first plane with the axial direction as the normal direction, and the female shaft plug part includes a second plane with the axial direction as the normal direction , the first plane and the second plane contact each other. The rotary snap-fit joint as described in claim 5, wherein the sub-joint further includes a first elastic member located in the channel and sleeved on the sub-shaft, and a first elastic member located in the sub-seat perforated and sleeved on the push cylinder The second elastic member, and the female joint further includes a third elastic member sleeved on the female shaft.

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