CN213089079U

CN213089079U - Bilateral pressing elastic buckle locking connector

Info

Publication number: CN213089079U
Application number: CN202021397000.7U
Authority: CN
Inventors: 邱强生; 林根发
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-15
Filing date: 2020-07-15
Publication date: 2021-04-30
Anticipated expiration: 2030-07-15

Abstract

The utility model discloses a bullet knot locking connects is pressed to both sides, including connecting main part and the bilateral buckle structure of suit in connecting the main part, the tip that connects the main part is equipped with the buckle hole, bilateral buckle structure includes the holding ring, establishes at the inside stay card of holding ring, spring leaf and spring fastener, offers two round holes of different diameters on the holding ring, and the range upon range of symmetry setting in the holding ring, and the spring fastener is connected with the outside end of stay card, and the both ends of spring leaf are butt spring fastener inner wall respectively, and the symmetry is equipped with according to the knot on the holding ring, presses the knot to pass the buckle hole butt of pressing, through pressing down and loosening according to the knot, form chucking ring and the ring of loosening when making the stay card radial motion. The utility model has the advantages of quick assembly disassembly, novel structure, pipe connection and dismouting are rapid, have improved site operation efficiency greatly.

Description

Bilateral pressing elastic buckle locking connector

Technical Field

The utility model belongs to the technical field of the pipe connection technique and specifically relates to a bilateral hasp locking joint of pressing is related to.

Background

A pipeline is a device for transporting a gas, liquid or fluid with solid particles, connected by pipes, pipe couplings, valves, etc. A pipe fitting is used for connection between a fluid pipe and a fluid pressure device, such as a water valve.

Chinese patent document CN 207961840U discloses a pipe joint, which includes a joint body, a collar and at least one rotary joint head, the rotary joint head is connected with the joint body, the rotary joint head is provided with a first groove, the joint body is provided with a second groove, the first groove is matched with the second groove, the collar is arranged between the first groove and the second groove; the one end that the rotatory nipple kept away from the joint body has seted up the step hole, and the inside of rotatory nipple is provided with the mounting.

The structure of foretell design, joint is complicated, need through the installation with dismantle spare parts such as screw, nut, buckle when installation and dismantlement, the installation is dismantled comparatively loaded down with trivial details and difficulty, can't realize the pipeline high-speed joint and tear out change and maintenance.

Therefore, it is necessary to provide a joint for solving the technical problem, which is cumbersome to disassemble and assemble and incapable of realizing quick assembly and disassembly in the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a bilateral pressing elastic buckle locking joint which is used for connecting installation pipelines, when the installation is carried out, the pressing buckle is pressed to lead the loose ring of a locking sheet to be coaxial with a central line, when two pipelines penetrate into a preset position from two ends of the joint, the pressing buckle is loosened to lead the clamping ring of the locking sheet to clamp the concave ring on the pipeline, and the pipelines are tightly connected; when the pipeline is disassembled, the pressing buckle is pressed to enable the locking sheet to loosen the pipelines, so that the two pipelines can be quickly pulled out, and the disassembly is quick; the utility model has the advantages of quick assembly disassembly, novel structure, pipe connection and dismouting are rapid, have improved site operation efficiency greatly.

In order to solve the technical problem, the utility model provides a technical scheme is: the utility model provides a bullet knot locking joint is pressed to both sides, includes and connects main part and the suit is equipped with the cramp hole at the both sides buckle structure in connecting the main part, the tip that connects the main part, bilateral buckle structure includes the holding ring, establishes at the inside stay of holding ring, spring leaf and spring fastener, offers two round holes of different diameters on the holding ring, and the range upon range of symmetry setting in the holding ring, and the spring fastener is connected with the outside end of stay, and the both ends of spring leaf butt spring fastener inner wall respectively, and the symmetry is equipped with according to the knot on the holding ring, presses the knot to pass the pressure buckle hole butt on the spring fastener, through pressing down and loosening according to the knot, form chucking ring and loose ring when making the stay radial motion.

By adopting the technical scheme, the two round holes on the locking sheet have different diameters, the diameter of the formed clamping ring is smaller than that of the pipeline, the diameter of the formed loose ring is larger than that of the pipeline, the pipeline is provided with the concave ring, and the locking sheet locks the pipeline when the clamping ring is clamped at the concave ring; when the clamping ring is not pressed, the spring piece provides elastic force to enable the clamping ring to be coaxial with a pipeline passing through the clamping ring, and the clamping ring is clamped in the concave ring; the pressing buckle is pressed, pressure is transmitted to the spring clamping piece, the spring piece is compressed, the clamping ring is opened at the moment, the pipeline connected with the clamping ring can be pulled out when the releasing ring and the pipeline have the same axial lead, the pressing buckle is released after the pipeline is pulled out, and the spring piece resets the locking piece; the utility model is simple in operation, realize fast-assembling quick detach, the pipeline of being convenient for is changed and is maintained and the maintenance, and effectively improves the efficiency of construction when specifically using.

Furthermore, the outer side end of the locking piece is provided with a T-shaped buckle, the spring clamping piece is provided with a strip-shaped hole, and the T-shaped buckle penetrates through the strip-shaped hole to be connected with the spring clamping piece. The T-shaped buckle is detachably connected with the spring clamping piece, so that the accessories can be conveniently replaced.

Furthermore, the inner side of the positioning ring is provided with a guide groove, and the pressing buckle can radially move in the guide groove. The guide groove can be used for positioning the radial movement of the press buckle and preventing the movement distortion of the press buckle.

Further, joint main part inner wall is equipped with first step face and second step face, is equipped with sealing member and radial spring buckle structure between second step face and the holding ring. One end of the sealing element is tightly attached to the second step surface, and the other end of the sealing element is extruded by the radial elastic buckle structure, so that the sealing performance of the sealing element on the outer wall of the pipeline and the inner wall of the joint main body is good.

Furthermore, the radial elastic buckle structure comprises a pushing guide sleeve, a radial telescopic elastic ring and a guide post, wherein a guide hole is formed in the side wall of the pushing guide sleeve, the guide post penetrates through the guide hole and is fixed on the outer surface of the radial telescopic elastic ring, a chute capable of accommodating the guide post is formed in the side wall of the joint body, and when the guide post is located at a positioning hole in the end portion of the chute, the sealing element is in a compression sealing state. The guide post moves in the chute, so that the pushing guide sleeve axially moves in the inner cavity of the joint main body to extrude the sealing element, good sealing is realized, and the positioning port can visually indicate the sealing state.

Still further, the outer wall activity of connecting the main part is equipped with rotatory sleeve, and rotatory sleeve is equipped with and corresponds the complex sleeve evagination with the chute, and the one end of guide post passes the chute and supports in the inner wall of sleeve evagination. The rotating sleeve moves axially on the outer wall of the joint main body, so that the outer convex inner wall of the sleeve drives the guide post to move in the chute until the guide shaft is positioned at the positioning port, and the sealing piece is in a compression sealing state.

And a sealing jacking ring is arranged between the sealing piece and the pushing and pressing guide sleeve, one end of the sealing jacking ring is tightly matched with the sealing piece through an inclined plane structure, and the other end of the sealing jacking ring is abutted against the end face of the pushing and pressing guide sleeve. Through the tight fit of sealing top clamping ring and sealing member inclined plane subsides, the other end has further ensured the sealed effect of joint with the pipeline through the extrusion that bulldozes the guide pin bushing.

The end part of the joint main body is sleeved with an elastic buckle mounting sleeve, a pressing buckle positioning hole is formed in the elastic buckle mounting sleeve, and the pressing buckle is positioned in the pressing buckle positioning hole. The bullet is buckled the installation cover and is used for connecting bilateral buckle structure encapsulation in the main part, and the pressure of setting is buckled the locating hole and is supplied to press the button and stretch out and be convenient for press.

The end part of the joint main body is sleeved with a spring buckle mounting sleeve, and a spring buckle convex corresponding to the position of the pressing buckle hole is arranged on the spring buckle mounting sleeve. According to the pressure buckle pass the pressure buckle hole to support stay lock pipe when the evagination inner wall is buckled to the bullet, according to the pressure buckle pass the pressure buckle hole to support the stay lock pipe when the face of cylinder inner wall of bullet knot mounting sleeve loosens the pipeline, the bullet is buckled the mounting sleeve and is used for buckling bilateral buckle structure encapsulation in the joint main part, the rotatory bullet of accessible is buckled the mounting sleeve for the bullet is buckled evagination inner wall or face of cylinder inner wall and is buckled the butt with pressing, and makes according to the pressure buckle in different states, and makes the stay lock or loosen the pipeline.

The utility model discloses the beneficial effect who gains is:

1. the pipeline is connected fast, the pressing buckle is pressed manually, so that the loose rings of the locking sheets and the joint main body are coaxial with the axis, namely the loose rings and the joint main body are coaxial with the inserted pipeline, the two connecting pipes can be inserted from two ends of the joint main body, when the concave ring position of the pipeline is positioned on the locking sheets, the pressing buckle is loosened, the clamping rings of the two locking sheets and the pipeline are coaxial with the axis and clamped in the concave rings by utilizing the elastic action of the spring piece, the pipeline is locked, and the operation is simple and fast;

2. the sealing top pressing ring and the sealing piece are extruded through the action of pushing and pressing the guide sleeve in the axial direction of the joint main body, the rotating sleeve rotates on the joint main body to push the guide column to drive the pushing and pressing guide sleeve to axially move towards the step surface of the joint main body, and when the guide column moves on the chute and moves to the positioning opening, the guide sleeve is pushed and pressed to extrude the sealing top pressing ring and the sealing piece to press the sealing pipeline and the joint main body, so that a good sealing effect is realized;

3. the elastic buckle mounting sleeve can be provided with a pressing buckle positioning hole or an elastic buckle protruding outwards, and the pressing buckle is positioned in the pressing buckle positioning hole or the inner wall of the cylindrical surface of the elastic buckle mounting sleeve and the inner wall of the elastic buckle protruding outwards, so that the locking sheet is pressed or loosened by radial movement of the pressing buckle, and the pipeline is locked and loosened in multiple modes.

Drawings

Fig. 1 is a schematic perspective view of an embodiment of the present invention;

fig. 2 is a side sectional view of an embodiment of the present invention;

fig. 3 is a side exploded view of an embodiment of the present invention;

fig. 4 is a schematic structural view of an appearance of a joint main body according to an embodiment of the present invention;

fig. 5 is an exploded view of an embodiment of the present invention;

fig. 6 is an exploded view of the double-sided buckle structure according to the embodiment of the present invention;

fig. 7 is a schematic diagram of locking and releasing actions of the double-sided buckle structure according to the embodiment of the present invention;

fig. 8 is an exploded view of the radial snap structure according to the embodiment of the present invention;

fig. 9 is another structural diagram of the present invention;

fig. 10 is a side sectional view of the present invention shown in fig. 9;

fig. 11 is a schematic view of an appearance structure of the present invention applied to another embodiment.

Description of reference numerals: the connector comprises a connector body 1, a 10-pressing buckle hole, a 11 first step surface, a 12 second step surface, a 13 sealing element, a 14 chute, a 15 positioning opening, a 16 sealing jacking ring, a 2 double-side buckle structure, a 20 elastic buckle mounting sleeve, a 201 pressing buckle positioning hole, a 202 elastic buckle outward protrusion, a 21 positioning ring, a 211 guide groove, a 22 locking sheet, a 221 clamping ring, a 222 loose ring, a 223T-shaped buckle, a 23 spring sheet, a 24 spring clamping piece, a 241 strip-shaped hole, a 25 pressing buckle, a 3 radial elastic buckle structure, a 31 pushing guide sleeve, a 32 radial telescopic elastic ring, a 33 guide column, a 34 guide hole, a 4 rotating sleeve, a 41 sleeve outward protrusion, a 6 pipeline and a 61 concave ring.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description.

Example 1

Referring to fig. 1 to 8, a bilateral pressing snap-lock connector comprises a connector body 1 and a bilateral snap-lock structure 2 sleeved in the connector body 1, wherein a snap-lock hole 10 is formed in an end portion of the connector body 1, the bilateral snap-lock structure 2 comprises a positioning ring 21, a locking piece 22 arranged inside the positioning ring 21, a spring piece 23 and a spring clamping piece 24, two circular holes with different diameters are formed in the locking piece 22, the two circular holes are symmetrically arranged in the positioning ring 21 in a stacked mode, the spring clamping piece 24 is connected with an outer end portion of the locking piece 22, two ends of the spring piece 23 are respectively abutted to an inner wall of the spring clamping piece 24, pressing buckles 25 are symmetrically arranged on the positioning ring 21, the pressing buckles 25 penetrate through the snap-lock holes 10 and abut against the spring clamping piece 24, and the pressing buckles 25 are pressed and loosened to form a snap ring 221 and an open ring.

In the specific implementation process, in order to further ensure the effect of the locking sheet 22 on locking the pipeline, a concave ring 61 can be arranged on the peripheral wall of the pipeline, and when the external force is removed after the locking sheet 22 passes through the pipeline 6, the clamping ring 221 formed by the locking sheet 22 and the pipeline 6 are coaxially clamped in the concave ring 61 under the elastic action of the spring piece 23, so that a good locking effect is achieved; when the pipe 6 is assembled or disassembled, the pressing buckle 25 is pressed to make the loose ring 222 formed by the locking sheet 22 coaxial with the pipe 6, so that the clamping ring 221 is separated from the concave ring 61, and the pipe 6 can be pulled out or inserted into the pipe 6 for assembly.

Further, a T-shaped buckle 223 is arranged at the outer side end of the locking piece 22, a strip-shaped hole 241 is arranged on the spring clamping piece 24, and the T-shaped buckle 223 penetrates through the strip-shaped hole 241 to be connected with the spring clamping piece 24. The positioning ring 21 is provided at an inner side thereof with a guide groove 211, and the pressing button 25 is radially movable in the guide groove 211.

The inner wall of the joint main body 1 is provided with a first step surface 11 and a second step surface 12, and a sealing element 13 and a radial snap-in structure 3 are arranged between the second step surface 12 and a positioning ring 21. Wherein, radial spring-catch structure 3 extrudes sealing member 13 with sealed pipeline 6 outer wall and the 1 inner wall that connects, and first step face 1 pastes tight fit with the terminal surface of pipeline 6.

The radial snap structure 3 comprises a push guide sleeve 31, a radial telescopic elastic ring 32 and a guide post 33, wherein the side wall of the push guide sleeve 31 is provided with a guide hole 34, the guide post 33 passes through the guide hole 34 and is fixed on the outer surface of the radial telescopic elastic ring 32, the side wall of the joint main body 1 is provided with a chute 14 capable of accommodating the guide post 33, and when the guide post 33 is positioned at a positioning hole 15 at the end part of the chute 14, the sealing element is in a compression sealing state.

The outer wall of the joint body 1 is movably provided with a rotating sleeve 4, the rotating sleeve 4 is provided with a sleeve outer protrusion 41 correspondingly matched with the chute 14, and one end of the guide post 33 penetrates through the chute 14 and abuts against the inner wall of the sleeve outer protrusion 41. A sealing jacking ring 16 is arranged between the sealing piece 13 and the pushing guide sleeve 31, one end of the sealing jacking ring 16 is closely matched with the sealing piece 13 through an inclined plane structure, and the other end of the sealing jacking ring is abutted against the end face of the pushing guide sleeve 31.

Furthermore, the end of the joint body 1 is sleeved with a spring buckle mounting sleeve 20, the spring buckle mounting sleeve 20 is provided with a press buckle positioning hole 201, and the press buckle 25 is positioned in the press buckle positioning hole 201. In the specific implementation process, the elastic buckle mounting sleeve 20 is used for packaging the double-side buckle structure 2, after the double-side buckle structure 2 is packaged, the pressing buckle 25 is positioned in the pressing buckle positioning hole 201, and the locking sheet 22 can be in a loosening and locking state by pressing and loosening the pressing buckle 25, so that the pipeline can be mounted and pulled out.

Referring to fig. 7, when the pressing buckle 25 is released, the clamping ring 221 formed by the locking piece 22 is coaxial with the pipe, i.e. the axial line of the clamping ring 221 coincides with the axial line of the pipe 6 passing through the clamping ring, wherein the inner diameter d1 of the clamping ring 221 is smaller than the outer diameter DN of the pipe 6 and is clamped at the concave ring 61 of the pipe 6 or the outer wall of the pipe 6; when the pressing buckle 25 is pressed, the clamping ring 221 formed by the locking sheet 22 is expanded, the loose ring 222 is coaxial with the pipeline, wherein the inner diameter d2 of the loose ring 222 is larger than the outer diameter DN of the pipeline 6, the pipeline 6 can move axially in the loose ring 222, and therefore the pipeline can be installed or pulled out.

Example 2

Referring to fig. 9 and 10, the present embodiment is different from embodiment 1 in that an end of the connector body 1 is sleeved with a snap mounting sleeve 20, and the snap mounting sleeve 20 is provided with a snap protrusion 202 corresponding to the position of the press-fastening hole 10. Specifically, the locking piece 22 locks the pipeline 6 when the press buckle 25 passes through the press buckle hole 10 and abuts against the inner wall of the elastic buckle outer convex 202, and the locking piece 22 releases the pipeline 6 when the press buckle 25 passes through the press buckle hole 10 and abuts against the inner wall of the cylindrical surface of the elastic buckle mounting sleeve 20. In the specific implementation process, the inner wall of the cylindrical surface of the elastic buckle mounting sleeve 20 or the inner wall of the convex part 202 of the elastic buckle is contacted with the pressing buckle 25 by rotating the elastic buckle mounting sleeve 20, when the elastic buckle mounting sleeve 20 is mounted or dismounted, the cylindrical surface of the elastic buckle mounting sleeve 20 is contacted with the surface of the pressing buckle 25, at the moment, the pressing buckle 25 is pressed, so that the clamping ring 221 is expanded by pressing the locking sheet 22, the loosening ring 222 and the pipeline 6 have the same axial lead, and the pipeline can be mounted or pulled out; when the pipeline is locked after installation, the elastic buckle installation sleeve 20 is rotated, so that the inner wall of the elastic buckle outer protrusion 202 accommodates the pressing buckle 25, at the moment, after the pressing buckle 25 is separated from the inner wall of the cylindrical surface, the spring piece 23 props up the spring clamping piece 24 and the pressing buckle 25, after the pressing buckle 25 is accommodated in the inner wall of the elastic buckle outer protrusion 202, the loose ring 222 of the locking piece 22 is propped open, the clamping ring 221 and the pipeline have the same axial lead, and the clamping ring 221 is clamped into the concave ring 61 of the pipeline so as to lock the pipeline.

Referring to fig. 1 and 9, embodiment 2 is also different from embodiment 1 in that the snap mounting sleeve 20 can be provided as an integral structure and a separate structure from the rotating sleeve 4.

Further, referring to fig. 11, the present bilateral pressing snap-lock connector can be used to connect a corrugated pipe, and the corrugated pipe can be assembled and disassembled by locking and releasing the concave ring on the corrugated pipe through the locking plate 22.

In summary, the present invention has been made to practical samples according to the description and the drawings, and after a plurality of use tests, the utility model can be proved to achieve the expected purpose, and the practical value is undoubted. The above-mentioned embodiments are only used to conveniently illustrate the present invention, and are not to the limit of the present invention in any form, and any person who knows commonly in the technical field has, if not in the scope of the technical features of the present invention, utilize the present invention to make the equivalent embodiment of local change or modification, and not to break away from the technical features of the present invention, and all still belong to the technical features of the present invention.

Claims

1. The utility model provides a bilateral pressure bullet knot locking connects, includes joint main part (1) and suit bilateral buckle structure (2) in connecting main part (1), the tip that connects main part (1) is equipped with buckle hole (10), its characterized in that: bilateral buckle structure (2) are including holding ring (21), establish at inside stay (22) of holding ring (21), spring leaf (23) and spring fastener (24), set up two round holes of different diameters on stay (22), and set up at holding ring (21) inlayer symmetry, spring fastener (24) are connected with the outside end of stay (22), the both ends of spring leaf (23) butt spring fastener (24) inner wall respectively, the symmetry is equipped with on holding ring (21) and presses down knot (25), press and detain (25) and pass pressure knot hole (10) butt on spring fastener (24), through pressing down and unclamping press and detain (25), form chucking ring (221) and loose ring (222) when making holding ring (22) radial motion.

2. The dual sided push snap lock connector of claim 1, wherein: the locking piece is characterized in that a T-shaped buckle (223) is arranged at the outer side end of the locking piece (22), a strip-shaped hole (241) is formed in the spring clamping piece (24), and the T-shaped buckle (223) penetrates through the strip-shaped hole (241) to be connected with the spring clamping piece (24).

3. The dual sided push snap lock connector of claim 2, wherein: the inner side of the positioning ring (21) is provided with a guide groove (211), and the pressing buckle (25) can move in the guide groove (211) in the radial direction.

4. The dual sided push snap lock connector of claim 1, wherein: the inner wall of the joint main body (1) is provided with a first step surface (11) and a second step surface (12), and a sealing element (13) and a radial spring buckle structure (3) are arranged between the second step surface (12) and the positioning ring (21).

5. The dual sided push snap lock connector of claim 4, wherein: radial bullet knot structure (3) are including bulldozing guide pin bushing (31), radial flexible elastic ring (32) and guide post (33), and the lateral wall that bulldozes guide pin bushing (31) is equipped with guiding hole (34), and guide post (33) pass guiding hole (34) and fix on the surface of radial flexible elastic ring (32), connects main part (1) lateral wall and is equipped with chute (14) that can hold the activity of guide post (33), and the sealing member is for compressing tightly sealed state when guide post (33) are located locating hole (15) of chute (14) tip.

6. The dual sided push snap lock connector of claim 5, wherein: the outer wall activity that connects main part (1) is equipped with swivel sleeve (4), and swivel sleeve (4) are equipped with and correspond complex sleeve evagination (41) with chute (14), and the one end of guide post (33) passes chute (14) and supports in the inner wall of sleeve evagination (41).

7. The dual sided push snap lock connector of claim 5, wherein: and a sealing jacking ring (16) is arranged between the sealing piece (13) and the pushing guide sleeve (31), one end of the sealing jacking ring (16) is tightly matched with the sealing piece (13) through an inclined plane structure, and the other end of the sealing jacking ring is abutted against the end surface of the pushing guide sleeve (31).

8. The double-sided push snap-lock connector of any one of claims 1 to 7, wherein: the end part of the joint main body (1) is sleeved with an elastic buckle mounting sleeve (20), the elastic buckle mounting sleeve (20) is provided with a press buckle positioning hole (201), and the press buckle (25) is positioned in the press buckle positioning hole (201).

9. The double-sided push snap-lock connector of any one of claims 1 to 7, wherein: the end part of the joint main body (1) is sleeved with an elastic buckle mounting sleeve (20), and an elastic buckle bulge (202) corresponding to the position of the buckle pressing hole (10) is arranged on the elastic buckle mounting sleeve (20).