CN215173107U - Connect quick connecting piece of stable easy to assemble dismantlement - Google Patents

Abstract

The utility model discloses a connect quick connecting piece of stable easy to assemble dismantlement, including the joint pipe, the joint pipe center is provided with and supplies pipe fitting or excellent member male first chamber and the second of inserting to insert the chamber, first chamber and the second of inserting is inserted the chamber outside and is all provided with sealed chamber, the sealing washer is installed to sealed chamber bottom, the gland is installed to the sealing washer upper end, the joint pipe both ends outside is provided with the external screw thread, the joint pipe is connected with the cap that sticiss soon through external screw thread detachable, swing joint has the tight dop of clamp in the cap that sticiss soon, install the retaining member between tight dop and the gland, first chamber and the second of inserting is inserted the pipe diameter in chamber inequality. Realize the dual fixed to pipe fitting or excellent through retaining member and clamping chuck, improved the fastening nature, stability and the reliability of connecting greatly, can realize pegging graft fast simultaneously and dismantle convenient to use.

Description

Connect quick connecting piece of stable easy to assemble dismantlement

Technical Field

The utility model relates to a quick-operation joint technical field specifically is a connect quick-operation joint spare of stable easy to assemble dismantlement.

Background

In daily life, pipe fittings and rod fittings are often required to be connected or detached, and at present, in connection of various pipelines, in order to more conveniently arrange and install the pipes, the pipelines are often required to be turned and connected by using a connector, such as elbow, straight, three-way, multi-way and the like; in the traditional method, the connection of the connector adopts a hot melting, welding and threaded connection mode, and because the hot melting, welding and threaded connection are troublesome to install and disassemble, are improper to install and easy to leak, and require more manpower to be invested, the efficiency is low, and a quick connecting piece which is simpler, more convenient to disassemble and assemble, can greatly improve the installation efficiency and can be suitable for different use scenes is lacking on the market at present.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a connect quick connector who stabilizes easy to assemble dismantlement to solve the present market that proposes in the above-mentioned background art and lack a simple more, the dismouting is more convenient, can improve the installation effectiveness greatly, simultaneously the technical problem of quick connector that can be applicable to different use scenes.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a connect quick connecting piece of stable easy to assemble dismantlement, includes the joint pipe, the joint pipe center is provided with and supplies pipe fitting male first chamber and the second of inserting to insert the chamber, first chamber and the second of inserting is inserted the chamber outside and all is provided with sealed chamber, the sealing washer is installed to sealed chamber bottom, the gland is installed to the sealing washer upper end, the joint pipe both ends outside is provided with the external screw thread, the joint pipe is connected with the cap that sticiss soon through external screw thread detachable, it has the tight dop of clamp to fasten movable mounting in the cap, first chamber and the second of inserting is inserted the pipe diameter in chamber inequality.

Preferably, a limiting boss is arranged between the first inserting cavity and the second inserting cavity, and the inner diameter of the first inserting cavity is larger than that of the second inserting cavity.

Preferably, install the retaining member between clamping chuck and the gland, the retaining member is for having elastic spring steel tooth cover, spring steel tooth cover is including the flat ring of pressure-bearing and set up in a plurality of steel teeth of the inboard evenly distributed of the flat ring of pressure-bearing, and is a plurality of the steel tooth turns over to the gland direction and turns over.

Preferably, the inner side of the top end of the gland is provided with a top conical surface, the top conical surface is matched with the turned steel teeth, a top pressing surface is arranged in the screwing cap, and when the screwing cap is screwed down, the top pressing surface is matched with a pressure-bearing flat ring of the spring steel tooth sleeve.

Preferably, the lower part of the clamping chuck is provided with a plurality of clamping elastic sheets which are distributed circumferentially, the lower ends of the clamping elastic sheets are provided with raised heads, the upper sides of the raised heads are provided with upper conical surfaces, and the lower sides of the raised heads are provided with lower conical surfaces.

Preferably, a metal clamping piece is arranged on the circumferential surface of the inner side of the clamping elastic piece.

Preferably, a pressing conical surface is arranged in the screwing cap and matched with the upper conical surface of the raised head.

Preferably, the sealing ring is arranged at the bottom of the sealing cavity, and when the screwing cap is screwed down, the lower end face of the gland compresses the sealing ring, so that the inner wall of the sealing ring and the outer wall of the pipe fitting form sealing, and the outer wall of the sealing ring and the inner wall of the sealing cavity form sealing.

Preferably, be provided with the bead on the sealed intracavity wall, be provided with the annular on the gland outside periphery, the annular cooperatees with the bead, the width of annular is greater than the width of bead.

Preferably, the outer sides of the joint pipe and the screwing cap are vertically provided with a plurality of reinforcing ribs, and the inner side of the screwing cap is provided with an internal thread matched with an external thread on the outer side of the joint pipe.

Compared with the prior art, the beneficial effects of the utility model are that:

the quick connecting piece is characterized in that a clamping chuck movably arranged in a screwing cap and a locking piece arranged between the clamping chuck and a gland are used, after a pipe fitting is inserted, the screwing cap is screwed down, on one hand, the screwing cap presses a pressure-bearing flat ring of the locking piece downwards through a top pressure surface to enable a plurality of steel teeth to be in contact with a top conical surface at the upper end of the gland, the top conical surface forces the steel teeth to move along the radial direction close to the center of a circle, so that the pipe fitting inserted in a first insertion cavity is clamped, the loosening of the pipe fitting is prevented, in addition, during the screwing process of the screwing cap, a pressing conical surface downwards presses an upper conical surface of the clamping chuck, the clamping elastic pieces are folded inwards to clamp the pipe fitting, at the moment, a raised head inner wall bites the pipe fitting, a metal clamping piece is arranged on the inner circumferential surface of the clamping elastic piece, the clamping elastic piece of the clamping chuck bites the pipe together with the embedded metal clamping piece when the screwing cap is screwed, and the joint is connected with the pipe tightly, Sealed, strengthened pressure intensity, dual fixed, the pipe fitting after having just so avoided connecting takes place axial displacement and destroys the sealed of formation, realizes the triple of pipe fitting through foretell retaining member and clamping chuck and metal card and fixes, has improved the stability and the reliability of connecting greatly, can realize pegging graft fast simultaneously and dismantle convenient to use.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1 in accordance with the present invention;

FIG. 3 is a schematic diagram of the overall explosion of the present invention;

FIG. 4 is a schematic view of the gland structure of the present invention;

FIG. 5 is a schematic view of the spring steel gear sleeve of the present invention;

FIG. 6 is a schematic view of the joint structure of the present invention;

FIG. 7 is a schematic view of the cross-sectional structure of the screwing cap of the present invention;

fig. 8 is a schematic view of the clamping chuck of the present invention.

In the figure: 1. a joint pipe; 101. A first plug cavity; 102. A second socket cavity; 103. a limiting boss; 104. Sealing the cavity; 105. A rib; 2. A pipe fitting; 3. A seal ring; 4. A gland; 401. A top conical surface; 402. A ring groove; 5. Clamping the chuck; 501. Clamping the elastic sheet; 502. A raised head; 503. An upper conical surface; 504. A lower conical surface; 505. A metal card; 61. A spring steel gear sleeve; 62. A pressure-bearing flat ring; 63. Steel teeth; 7. Screwing the cap; 701. Pressing the conical surface; 702. Pressing the surface; 8. And (5) reinforcing ribs.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-8, the present invention provides a technical solution: a quick connector which is stable in connection and convenient to install and disassemble comprises a connector pipe 1, a first inserting cavity 101, a second inserting cavity 102, a limiting boss 103, a sealing cavity 104, a convex rib 105, a pipe fitting 2, a sealing ring 3, a gland 4, a top conical surface 401, a ring groove 402, a clamping chuck 5, a clamping spring plate 501, a raised head 502, an upper conical surface 503, a lower conical surface 504, a metal clamping plate 505, a locking member, a spring steel tooth sleeve 61, a pressure-bearing flat ring 62, steel teeth 63, a screwing cap 7, a pressing conical surface 701, a top pressing surface 702 and a reinforcing rib 8, wherein the center of the connector pipe 1 is provided with the first inserting cavity 101 and the second inserting cavity 102 for the pipe fitting 2 to insert into, the sealing cavity 104 is arranged on the outer sides of the first inserting cavity 101 and the second inserting cavity 102, the sealing ring 3 is arranged at the bottom of the sealing cavity 104, the gland 4 is arranged at the upper end of the sealing ring 3, external threads are arranged on the outer sides of two ends of the connector pipe 1, the connector pipe 1 is detachably connected with the screwing cap 7 through the external threads, the pipe diameter of the first insert cavity 101 is different from that of the second insert cavity 102, the clamping chuck movably arranged in the screwing cap 7 and the locking part arranged between the clamping chuck and the gland are used for screwing the screwing cap after the pipe is inserted, on one hand, the pressing flat ring of the locking part is pressed downwards by the screwing cap through the top pressing surface, so that a plurality of steel teeth are contacted with the top conical surface at the upper end of the gland, the top conical surface forces the steel teeth to move along the radial direction close to the center of a circle, thereby clamping the pipe inserted in the first insert cavity and preventing the pipe from loosening, in addition, the pressing conical surface of the screwing cap downwards presses the upper conical surface of the clamping chuck in the screwing process, so that the clamping elastic sheet inwards draws and clasps the pipe, at the moment, the inner wall of the raised head presses the pipe, the phenomenon that the connected pipe generates axial displacement to destroy the formed seal is avoided, and double fixation of the pipe is realized through the locking part and the clamping chuck, the stability and the reliability of connection are greatly improved, and meanwhile, quick insertion and disassembly can be realized, and the use is convenient.

Further, first chamber 101 and the second of inserting is provided with spacing boss 103 between the chamber 102, and the internal diameter of first chamber 101 of inserting is greater than the second and inserts the internal diameter of chamber 102, and spacing boss 103 has injectd the depth of insertion of pipe fitting 2, can prevent that the pipe fitting from inserting too deeply or inserting not in place, makes the connection more convenient, and the internal diameter of first chamber 101 of inserting is greater than the second and inserts the internal diameter of chamber 102 to realize the high-speed joint of different pipe diameters pipe.

Further, a locking member is installed between the clamping chuck 5 and the gland 4, the locking member is a spring steel tooth sleeve 61 with elasticity, the spring steel tooth sleeve 61 comprises a pressure-bearing flat ring 62 and a plurality of steel teeth 63 which are uniformly distributed on the inner side of the pressure-bearing flat ring 62, the plurality of steel teeth 63 are turned over towards the gland 4, a top conical surface 401 is arranged on the inner side of the top end of the gland 4, the top conical surface 401 is matched with the turned steel teeth 63, a top pressing surface 702 is arranged in the screwing cap 7, when the screwing cap 7 is screwed, the top pressing surface 702 is matched with the pressure-bearing flat ring 62 of the spring steel tooth sleeve 61, the screwing cap is screwed, on one hand, the screwing cap downwards presses the pressure-bearing flat ring of the locking member through the top pressing surface, so that the plurality of steel teeth are in contact with the top conical surface on the gland, the top conical surface forces the steel teeth to move towards the direction close to the center of the circle along the radial direction, and therefore, the pipe inserted into the first insertion cavity is prevented from loosening.

Furthermore, the lower part of the clamping chuck 5 is provided with a plurality of clamping elastic sheets 501 distributed circumferentially, the lower end of each clamping elastic sheet 501 is provided with a raised head 502, the upper side of each raised head 502 is provided with an upper conical surface 503, the lower side of each raised head is provided with a lower conical surface 504, a screwing cap 7 is internally provided with a pressing conical surface 701, the pressing conical surfaces 701 are matched with the upper conical surfaces 503 of the raised heads 502, and in the screwing process of the screwing cap, the pressing conical surfaces of the screwing cap downwards press the upper conical surfaces of the clamping chucks to enable the clamping elastic sheets to inwards fold and tightly hold the pipe fittings, and at the moment, the inner walls of the raised heads press the pipe fittings, so that the phenomenon that the connected pipe fittings are axially displaced to damage the formed seal is avoided.

Furthermore, a metal clamping sheet 505 is arranged on the circumferential surface of the inner side of the clamping elastic sheet 501, when the screwing cap 7 is screwed down, the clamping elastic sheet 501 of the clamping chuck 5 and the embedded metal clamping sheet 505 simultaneously bite the pipe, and the joint and the pipe are connected, fastened and sealed, so that the pressure strength is enhanced, and double fixation is realized.

Further, the sealing ring 3 is arranged at the bottom of the sealing cavity 104, and when the screwing cap 7 is screwed, the lower end surface of the pressing cover 4 presses the sealing ring 3, so that the inner wall of the sealing ring 3 forms a seal with the outer wall of the pipe 2, and the outer wall forms a seal with the inner wall of the sealing cavity 104.

Furthermore, the inner wall of the sealing cavity 104 is provided with a convex rib 105, the circumferential surface of the outer side of the gland 4 is provided with a ring groove 402, the ring groove 402 is matched with the convex rib 105, the width of the ring groove 402 is larger than that of the convex rib 105, so that the gland 4 can be ensured to move up and down more smoothly in the sealing cavity 104, and the gland 4 can be prevented from dropping off after the screwing cap 7 is detached.

Further, the vertical a plurality of strengthening ribs 8 that are equipped with in the outside of joint pipe 1 and cap 7 of screwing, the outside is equipped with a plurality of strengthening ribs 8, can prevent on the one hand that cap 7 and joint pipe 1 of screwing from breaking, improves its fastness, makes things convenient for the use tool to screw up cap 7 and joint pipe 1 simultaneously, and cap 7 inboard of screwing is provided with and is used for the internal thread with 1 outside external thread matched with of joint pipe.

The working principle is as follows: firstly, during connection, the pipe fitting 2 is inserted from the clamping chuck 5, then the pipe fitting passes through the locking part, the gland 4 and the sealing ring 3 in sequence and is inserted into the first insertion cavity 101 of the joint pipe 1 until the end part of the pipe fitting 2 is abutted against the limiting boss 103 in the first insertion cavity 101; then the screwing cap 7 is rotated to be screwed tightly, in the screwing process of the screwing cap 7, a pressing conical surface 701 of the screwing cap 7 is abutted against an upper conical surface 503 of the raised head 502 to drive a clamping elastic sheet 501 of the clamping chuck 5 to press inwards, the clamping elastic sheet 501 embraces the pipe fitting 2, in another embodiment, a metal clamping sheet 505 is arranged on the inner side circumferential surface of the clamping elastic sheet 501, the metal clamping sheet 505 embedded in the clamping chuck 5 bites the pipe when the screwing cap 7 is screwed tightly, the joint is connected and fastened with the pipe, the pressure strength is enhanced, the double fixation is realized, meanwhile, a top pressing surface 702 of the screwing cap 7 and a lower conical surface 504 of the raised head 502 press a pressure-bearing flat ring 62 of a spring steel tooth sleeve 61 downwards to ensure that the steel tooth 63 is abutted against the top conical surface 401, the top conical surface 401 forces the steel tooth 63 to move along the radial direction close to the circle center, thereby clamping the pipe fitting inserted in the first insertion cavity is clamped, the loosening of the pipe fitting is prevented, and the double fixation of the pipe fitting is realized through the locking piece and the clamping chuck, the stability and the reliability of connection are greatly improved, meanwhile, quick insertion and disassembly can be realized, and the use is convenient; the sealing ring 3 is pressed by the gland 4 to deform the sealing ring 3, the inner wall of the sealing ring 3 and the outer wall of the pipe fitting 2 form sealing, and the outer wall of the sealing ring and the inner wall of the sealing cavity 104 form sealing, so that the quick connection and the sealing performance between the pipe fitting 2 and the joint pipe 1 body are ensured, the pipe joint can be used in multiple ways when in use, the first way only uses the clamping chuck 5 without the metal clamping piece 505 and does not use the spring steel tooth sleeve 61, the clamping chuck clasps the pipe when in screwing, the joint is connected with the pipe for fastening and sealing, the second way is to use the clamping chuck 5 with the metal clamping piece 505, when in screwing, the clamping chuck clasps the pipe through the clamping elastic piece 501 and the metal clamping piece 505 to realize double fixation, in addition, the spring steel tooth sleeve 61 can be simultaneously used on the basis of the second way, the clamping elastic piece 501 of the clamping chuck bites the pipe with the embedded metal clamping piece 505 when in screwing, the locking member spring steel tooth sleeve 61 simultaneously grips the pipe, thus achieving triple fixation.

In the embodiments of the present application, the descriptions of the directional terms such as "front", "back", "left" and "right" are only described according to the directions shown in the drawings shown in the present application, and are not limited to the scope of the claims of the present application, and in the specific implementation process, other similar or similar embodiments may be obtained by correspondingly modifying the embodiments according to the embodiments, and all of the embodiments are within the scope of the present application, and the descriptions of the other similar or similar embodiments are not repeated in the present application.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

It should be finally noted that the above only serves to illustrate the technical solution of the present invention, and not to limit the scope of the present invention, and that simple modifications or equivalent replacements performed by those skilled in the art to the technical solution of the present invention do not depart from the spirit and scope of the technical solution of the present invention.

Claims (10)

1. The utility model provides a connect quick connector of stable easy to assemble dismantlement, includes connector tube (1), its characterized in that: joint pipe (1) center is provided with and supplies pipe fitting (2) male first insert chamber (101) and second to insert chamber (102), first chamber (101) and second of inserting are inserted the chamber (102) outside and are all provided with sealed chamber (104), sealing washer (3) are installed to sealed chamber (104) bottom, gland (4) are installed to sealing washer (3) upper end, the joint pipe (1) both ends outside is provided with the external screw thread, joint pipe (1) is connected with through external screw thread detachable and screws up cap (7), it has tight dop (5) to screw up cap (7) internalization, first chamber (101) and second of inserting are inserted the pipe diameter of chamber (102) inequality.

2. The quick connecting piece is stable in connection and convenient to mount and dismount, and is characterized in that: a limiting boss (103) is arranged between the first inserting cavity (101) and the second inserting cavity (102), and the inner diameter of the first inserting cavity (101) is larger than that of the second inserting cavity (102).

3. The quick connecting piece is stable in connection and convenient to mount and dismount, and is characterized in that: install the retaining member between tight dop (5) and gland (4), the retaining member is for having elastic spring steel tooth cover (61), spring steel tooth cover (61) are including pressure-bearing plain ring (62) and set up in a plurality of steel teeth (63) of the inboard evenly distributed of pressure-bearing plain ring (62), and are a plurality of steel teeth (63) are turned over to gland (4) direction and are turned over.

4. The quick connecting piece is stable in connection and convenient to mount and dismount, and is characterized in that: the inner side of the top end of the gland (4) is provided with a top conical surface (401), the top conical surface (401) is matched with the turned steel teeth (63), a top pressing surface (702) is arranged in the screwing cap (7), and when the screwing cap (7) is screwed down, the top pressing surface (702) is matched with a pressure-bearing flat ring (62) of the spring steel tooth sleeve (61).

5. The quick connecting piece is stable in connection and convenient to mount and dismount, and is characterized in that: the clamping device is characterized in that a plurality of clamping elastic sheets (501) are circumferentially distributed on the lower portion of the clamping chuck (5), a raised head (502) is arranged at the lower end of each clamping elastic sheet (501), an upper conical surface (503) is arranged on the upper side of each raised head (502), and a lower conical surface (504) is arranged on the lower side of each raised head.

6. The quick connector for connecting stably and conveniently to mount and dismount as claimed in claim 5, wherein: and a metal card (505) is arranged on the inner circumferential surface of the clamping elastic sheet (501).

7. The quick connector for connecting stably and conveniently to mount and dismount as claimed in claim 5, wherein: a pressing conical surface (701) is arranged in the screwing cap (7), and the pressing conical surface (701) is matched with an upper conical surface (503) of the raised head (502).

8. The quick connecting piece is stable in connection and convenient to mount and dismount, and is characterized in that: the sealing ring (3) is arranged at the bottom of the sealing cavity (104), when the screwing cap (7) is screwed down, the lower end face of the gland (4) compresses the sealing ring (3), so that the inner wall of the sealing ring (3) and the outer wall of the pipe fitting (2) form sealing, and the outer wall of the sealing ring and the inner wall of the sealing cavity (104) form sealing.

9. The quick connecting piece is stable in connection and convenient to mount and dismount, and is characterized in that: be provided with bead (105) on sealed chamber (104) inner wall, be provided with annular (402) on gland (4) outside periphery, annular (402) cooperate with bead (105), the width of annular (402) is greater than the width of bead (105).

10. The quick connecting piece is stable in connection and convenient to mount and dismount, and is characterized in that: the joint pipe (1) and the outside of screwing cap (7) are vertically provided with a plurality of reinforcing ribs (8), and the inner side of screwing cap (7) is provided with an internal thread matched with the external thread on the outer side of the joint pipe (1).

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