CN218972096U - Quick connector for fluid pipeline - Google Patents
Quick connector for fluid pipeline Download PDFInfo
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- CN218972096U CN218972096U CN202222973972.1U CN202222973972U CN218972096U CN 218972096 U CN218972096 U CN 218972096U CN 202222973972 U CN202222973972 U CN 202222973972U CN 218972096 U CN218972096 U CN 218972096U
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Abstract
The utility model discloses a quick connector for a fluid pipeline, which comprises a male head and a female head, wherein the front end of the male head is connected with the rear end of the female head; the outer side of the male head is provided with a groove for placing the clamping beads; the female head comprises a pipe body, a pipe body sliding sleeve, a pipe body valve core, a spring and a plurality of clamping beads; the middle part of the pipe body is provided with a through hole, and the tail end of the side surface of the pipe body is provided with a plurality of through holes; the pipe body sliding sleeve is a hollow cylinder, the front end of the inner wall of the pipe body sliding sleeve is provided with a circumferential groove, the cross section of the groove is in a right trapezoid shape, and the pipe body sliding sleeve is sleeved on the outer side of the front section of the pipe body; the spring is arranged between the pipe body sliding sleeve and the pipe body, the spring is sleeved on the pipe body, one end of the spring is propped against the pipe body, and the other end of the spring is propped against the pipe body sliding sleeve; the spring is added, and the connector can be automatically clamped and fixed after the male connector and the female connector are connected, so that other operations are not needed, and the connector is convenient to use.
Description
Technical Field
The utility model relates to a quick connector for a fluid pipeline.
Background
The joint is a component for connecting the water pipe. The general water pipe connector can be divided into: external thread end-connected type water pipe joint, clamping sleeve type water pipe joint and self-fixing type water pipe joint. The external thread end-connected water pipe joint is formed by die casting zinc alloy materials, and the surface is galvanized, frosted or chromed; the structure is compact, no air hole exists, and the strength is high. The sleeve type water pipe connector can connect the unthreaded steel pipe with the hose, a threading procedure is omitted, and only a screw is needed to be screwed in; the structure is compact, and the strength is high. The self-fixing water pipe joint can connect a non-threaded steel pipe or a non-threaded equipment outlet with a hose, so that a threading procedure is omitted; the alloy is formed by die casting zinc alloy materials, and the surface is galvanized, frosted or chromed; the structure is compact, and the strength is high.
The external thread end-connected water pipe connector and the clamping sleeve type water pipe connector are connected through threads, so that the problem of inconvenience in disassembly and installation exists in the use process; the self-fixing water pipe joint adopts a die casting method, so that the complexity of the water pipe joint manufacturing process is greatly increased, and meanwhile, the self-fixing water pipe joint is inconvenient to install and detach.
In the prior art, most connectors include a male connector and a female connector, when the male connector is connected with the female connector, most of the connectors adopt a threaded connection mode, the connectors need to be screwed, so that the connectors can not be screwed tightly enough or loose in the use process, and potential safety hazards can be caused.
The utility model comprises the following steps:
the utility model aims to solve the defects in the prior art and provides a quick connector for a fluid pipeline.
The quick connector for the fluid pipeline comprises a main body, wherein the main body comprises a male head and a female head, and the front end of the male head is connected with the rear end of the female head;
the outer side of the male head is provided with a groove for placing the clamping beads;
the female head comprises a pipe body, a pipe body sliding sleeve, a spring and a plurality of clamping beads;
the middle part of the pipe body is provided with a through hole, and the tail end of the side surface of the pipe body is provided with a plurality of through holes;
the pipe body sliding sleeve is a hollow cylinder, the front end of the inner wall of the pipe body sliding sleeve is provided with a circumferential groove, the cross section of the groove is in a right trapezoid shape, and the pipe body sliding sleeve is sleeved on the outer side of the front section of the pipe body;
the spring is positioned between the pipe body sliding sleeve and the pipe body, the spring is sleeved on the pipe body, one end of the spring is propped against the pipe body, and the other end of the spring is propped against the pipe body sliding sleeve;
the clamping beads are spherical, when the male head is not connected with the female head, part of the clamping beads are located in the through holes at the tail end of the side face of the pipe body, the other part of the clamping beads are located in the grooves of the sliding sleeve of the pipe body, and when the male head is connected with the female head, part of the clamping beads are located in the through holes at the tail end of the side face of the pipe body, and part of the clamping beads are located in the grooves at the outer side of the male head.
The working principle of the utility model is that the elastic deformation of the spring is used for providing thrust force to push the pipe body sliding sleeve so as to drive the clamping bead to move, the clamping bead falls into the groove on the outer side of the male head, at the moment, part of the clamping bead is positioned in the groove on the outer side of the male head, and the other part of the clamping bead is positioned in the through hole on the side surface of the female head pipe body, at the moment, the clamping bead is equivalent to a bolt to play a role of connecting and fixing the male head and the female head;
the groove on the inner wall of the pipe body sliding sleeve is right trapezoid, when the pipe body sliding sleeve moves, the inclined edge of the groove can provide a force vertical to the direction of the inclined edge for the clamping bead, and the force analysis shows that the inclined force has a component force vertical to the side surface of the pipe body inwards for the clamping bead, and the component force pushes the clamping bead to leave the groove of the pipe body sliding sleeve and move along the through hole at the tail end of the side surface of the pipe body and fall into the groove at the outer side of the male head; when the tail end of the pipe body valve core leaves the position of the through hole on the side surface of the pipe body, the through hole is not blocked, and the clamping beads can fall into the groove on the outer side of the male head;
before connection, the spring between the pipe body and the pipe body sliding sleeve is in a compressed state, and the spring can push the pipe body sliding sleeve to push the pipe body sliding sleeve, but the clamping bead part is positioned in the groove of the pipe body sliding sleeve and the part is positioned in the through hole on the side surface of the pipe body; the lower part of the through hole where the clamping bead is located is blocked by the tail end part of the valve core of the pipe body, so that the clamping bead cannot move, and the clamping bead also plays a role of a bolt at the moment, so that the movement of the sliding sleeve of the pipe body is blocked.
When the pipe body is required to be pulled out, the pipe body sliding sleeve is moved to the original position, so that the groove on the pipe body sliding sleeve is aligned with the through hole at the rear section of the side surface of the pipe body, and a space for moving the clamping beads is provided.
For connecting the water pipe, the female head comprises a pipe body seat, a through hole is arranged in the middle of the pipe body seat, and the rear section of the pipe body seat is embedded in the pipe body.
In order to control the flow of water, the whole pipe body valve core is a cylinder, two grooves are formed in the front section of the side face of the pipe body valve core, and sealing rings are arranged in the grooves;
the side rear section of body case is equipped with annular arch, the afterbody terminal surface of body case is equipped with the recess, the inner wall of recess is equipped with annular groove, be equipped with the sealing washer in the annular groove, the bottom of the recess of body case afterbody terminal surface is equipped with the blind hole, the outside of body case be equipped with the through-hole that runs through the blind hole, the body case wholly be located the body, the body case side be equipped with the part of through-hole and pass the body seal seat, rivers show the blind hole that passes body case afterbody terminal surface, export to the body seat in from the through-hole that runs through the blind hole again to the through-hole inflow water pipe through the through-hole of body seat.
In order to automatically reset after the male head is pulled out, a through hole at the front end of the side surface of the pipe body is blocked, the clamping bead is prevented from moving, the pipe body sliding sleeve is fixed, a spring is arranged between the pipe body valve core and the pipe body and sleeved on the pipe body valve core, one end of the spring abuts against a pipe body sealing seat, and the other end of the spring abuts against a protrusion at the front section of the pipe body valve core.
In order to seal the inside of the pipe body, a through hole penetrating through the blind hole on the pipe body valve core is plugged, the pipe body valve core is fixed, the female head comprises a pipe body sealing seat, the pipe body sealing seat is a hollow cylinder, an annular groove is formed in the front end of the side face of the pipe body sealing seat, a sealing ring is arranged in the groove, and the pipe body sealing seat is embedded in the pipe body;
when the male head and the female head are not connected, the through hole part penetrating through the blind hole on the pipe body valve core is positioned in the pipe body sealing seat, the pipe body sealing seat plugs the through hole, so that liquid cannot flow out, and when the male head and the female head are connected, the through hole part is separated to open the pipe body sealing seat and is positioned in the pipe body seat, and at the moment, the liquid in the pipe body valve core can flow out.
In order to enable the male head and the female head to be fixedly connected, the male head comprises a pipe stem body, the pipe stem body is a hollow cylinder, the pipe stem body comprises a water inlet cabin and a water delivery cabin, the water inlet cabin is positioned at the rear section of the pipe stem body, and the water delivery cabin is positioned at the middle section and the front section of the pipe stem body;
the middle part of the outer wall of the pipe stem is provided with an inverted trapezoid annular groove, the left side of the annular groove is provided with an annular baffle, the front end of the inner wall of the pipe stem is provided with an annular groove, the left side of the annular groove is provided with an annular first baffle, the left side of the first baffle is provided with an annular second baffle, and the first baffle, the second baffle and the pipe stem are of an integral structure; the first baffle limits the extent of displacement of the ejector nut.
The groove on the outer wall of the pipe stem body is in an inverted trapezoid shape, and the inclined edge of the groove can provide force vertical to the inclined edge for the clamping bead in the process of pulling out the male head, so that the clamping bead moves outwards and returns to the groove of the pipe body sliding sleeve.
In order to push the pipe stem valve core to move, controlling the outflow of liquid at a male head opening, the male head comprises a push rod nut, the push rod nut comprises a nut part and a push rod part, the push rod part is positioned at the top end face of the nut part, the tail end face of the nut part is provided with blind hole threads, the side face of the nut part is provided with a groove, the push rod nut is arranged at the front end inside the pipe stem body, when the male head is not connected with the female head, the push rod part of the push rod nut is positioned outside the male head, when the male head is connected with the female head, the push rod part at the front end of the push rod nut props against the pipe body valve core, the push rod nut retracts into the pipe stem body and pushes the pipe body valve core to move forwards.
In order to control the circulation of liquid between the water inlet cabin and the water delivery cabin, the male head comprises a pipe stem valve core, an annular groove is formed in the rear section of the pipe stem valve core, a sealing ring is arranged in the annular groove, threads are formed in the front section of the pipe stem valve core, the pipe stem valve core is in threaded connection with a push rod nut, and the pipe stem valve core penetrates through the water inlet cabin and the water delivery cabin.
In order to reset the assembly of the ejector rod nut and the pipe body valve core after the male head is pulled out, a water delivery hatch and a male head outlet are blocked, a spring is sleeved at the middle section of the pipe stem valve core, one end of the spring is propped against the second baffle, and the other end of the spring is propped against the tail end face of the ejector rod nut.
The assembly formed by the ejector rod nut and the pipe stem valve core plays a role of a valve in the male head, and the pipe stem valve core and the ejector rod nut are connected through threads, so that the pipe stem valve core is of a split structure and can be suitable for the same kind of male heads with different sizes and specifications.
The beneficial effects are that:
compared with the prior art, the utility model provides thrust through the elastic deformation of the spring, the sliding sleeve of the pipe body is pushed, so that the clamping bead is driven to move, the clamping bead falls into the groove on the outer side of the male head, at the moment, part of the clamping bead is positioned in the groove on the outer side of the male head, and the other part of the clamping bead is positioned in the through hole on the side surface of the pipe body of the female head, and at the moment, the clamping bead is equivalent to a bolt to play a role of connecting and fixing the male head and the female head;
the groove on the inner wall of the pipe body sliding sleeve is right trapezoid, when the pipe body sliding sleeve moves, the inclined edge of the groove can provide a force vertical to the direction of the inclined edge for the clamping bead, and the force analysis shows that the inclined force has a component force vertical to the side surface of the pipe body inwards for the clamping bead, and the component force pushes the clamping bead to leave the groove of the pipe body sliding sleeve and move along the through hole at the tail end of the side surface of the pipe body and fall into the groove at the outer side of the male head; when the tail end of the pipe body valve core leaves the position of the through hole on the side surface of the pipe body, the through hole is not blocked, and the clamping beads can fall into the groove on the outer side of the male head;
before connection, the spring between the pipe body and the pipe body sliding sleeve is in a compressed state, and the spring can push the pipe body sliding sleeve to push the pipe body sliding sleeve, but the clamping bead part is positioned in the groove of the pipe body sliding sleeve and the part is positioned in the through hole on the side surface of the pipe body; the lower part of the through hole where the clamping bead is located is blocked by the tail end part of the valve core of the pipe body, so that the clamping bead cannot move, and the clamping bead also plays a role of a bolt at the moment, so that the movement of the sliding sleeve of the pipe body is blocked.
Meanwhile, corresponding springs are arranged between the pipe body valve core and the pipe body and between the pipe stem valve core and the pipe stem valve core, so that after the male head and the female head are separated, the pipe stem valve core and the pipe body valve core can return to position to block corresponding holes, and liquid is prevented from flowing out after the connectors are separated.
The spring is added, and the connector can be automatically clamped and fixed after the male connector and the female connector are connected, so that other operations are not needed, and the connector is convenient to use.
Drawings
FIG. 1 is a cross-sectional view of a female of a quick connect coupling for fluid conduits;
FIG. 2 is a cross-sectional view of a male end of a quick connect coupling for fluid conduits;
FIG. 3 is a schematic illustration of a female of a quick connect fitting for a fluid conduit;
FIG. 4 is a schematic illustration of a male head of a quick connect fitting for a fluid conduit;
in the figure, 1, a pipe body sliding sleeve, 2, a clamping bead, 3, a spring, 4, a pipe body, 5, a pipe body valve core, 6, a pipe body sealing seat, 7, a pipe body seat, 8, a pipe stem body, 9, a pipe stem valve core, 10 and a push rod nut.
Detailed Description
The present utility model will be further described in detail with reference to the following examples and drawings for the purpose of enhancing the understanding of the present utility model, which examples are provided for the purpose of illustrating the present utility model only and are not to be construed as limiting the scope of the present utility model.
As shown in fig. 1-4, a pipe body sliding sleeve 1, a clamping bead 2, a spring 3, a pipe body 4, a pipe body valve core 5, a pipe body sealing seat 6, a pipe body seat 7, a pipe stem 8, a pipe stem valve core 9 and a push rod nut 10;
the quick connector for the fluid pipeline comprises a male head and a female head, wherein the front end of the male head is connected with the rear end of the female head;
the outer side of the male head is provided with a groove for placing the clamping beads 2;
the female head comprises a pipe body 4, a pipe body sliding sleeve 1, a pipe body valve core 5, a spring 3 and a plurality of clamping beads 2;
the middle part of the pipe body is provided with a through hole, and the tail end of the side surface of the pipe body 4 is provided with a plurality of through holes;
the pipe body sliding sleeve 1 is a hollow cylinder, the front end of the inner wall of the pipe body sliding sleeve 1 is provided with a circumferential groove, the cross section of the groove is in a right trapezoid shape, and the pipe body sliding sleeve 1 is sleeved on the outer side of the front section of the pipe body;
the spring 3 is positioned between the pipe body sliding sleeve 1 and the pipe body, the spring 3 is sleeved on the pipe body, one end of the spring 3 is propped against the pipe body 4, and the other end of the spring 3 is propped against the pipe body sliding sleeve 1;
the pipe body valve core 5 is connected inside the pipe body in a sliding way, and when the male head and the female head are not connected, the tail end part of the pipe body valve core 5 plugs the through hole at the tail end of the side surface of the pipe body;
the clamping beads 2 are spherical, when the male head is not connected with the female head, part of the clamping beads 2 are located in through holes at the tail end of the side face of the pipe body, the other part of the clamping beads 2 are located in grooves of the sliding sleeve 1 of the pipe body, and when the male head is connected with the female head, part of the clamping beads 2 are located in through holes at the tail end of the side face of the pipe body, and the other part of the clamping beads 2 are located in grooves at the outer side of the male head.
In this embodiment, the female head includes a tube body seat 7, a through hole is provided in the middle of the tube body seat 7, and a rear section of the tube body seat 7 is embedded in the tube body 4.
In this embodiment, the female head includes a tube sealing seat 6, the tube sealing seat 6 is a hollow cylinder, an annular groove is provided at the front end of the side surface of the tube sealing seat 6, a sealing ring is provided in the groove, and the tube sealing seat 6 is embedded in the tube 4.
In this embodiment, the pipe body valve core 5 is integrally cylindrical, two grooves are formed in the front section of the side surface of the pipe body valve core 5, and sealing rings are arranged in the grooves;
the side rear section of body case 5 is equipped with annular arch, the afterbody terminal surface of body case 5 is equipped with the recess, the inner wall of recess is equipped with annular groove, be equipped with the sealing washer in the annular groove, the bottom of the recess of body case 5 afterbody terminal surface is equipped with the blind hole, the outside of body case 5 be equipped with the through-hole that runs through the blind hole, body case 5 wholly be located the body, body case 5 side is equipped with the part of through-hole and passes body seal seat 6.
In this embodiment, a spring 3 is disposed between the pipe body valve core 5 and the pipe body 4, the spring 3 is sleeved on the pipe body valve core 5, one end of the spring 3 abuts against the pipe body sealing seat 6, and the other end of the spring 3 abuts against a protrusion on the front section of the pipe body valve core 5.
In this embodiment, the male head includes a tubular stem 8, the tubular stem 8 is a hollow cylinder, the tubular stem 8 includes a water inlet cabin and a water delivery cabin, the water inlet cabin is located at a rear section of the interior of the tubular stem 8, and the water delivery cabin is located at a middle section and a front section of the interior of the tubular stem 8;
the middle part of the outer wall of the pipe stem 8 is provided with an inverted trapezoid annular groove, the left side of the annular groove is provided with an annular baffle, the front end of the inner wall of the pipe stem 8 is provided with an annular groove, the left side of the annular groove is provided with an annular first baffle, the left side of the first baffle is provided with an annular second baffle, and the first baffle, the second baffle and the pipe stem 8 are of an integral structure.
In this embodiment, the male head includes a push rod nut 10, and the push rod nut 10; the nut comprises a nut part and a push rod part, wherein the push rod part is positioned on the top end surface of the nut part, blind hole threads are arranged on the tail end surface of the nut part, a groove is arranged on the side surface of the nut part, and the push rod nut 10 is arranged on the side surface of the nut part; is mounted at the front end inside the tubular stem 8.
In this embodiment, the male head includes a stem valve core 9, an annular groove is disposed at a rear section of the stem valve core 9, a sealing ring is disposed in the annular groove, a thread is disposed at a front section of the stem valve core 9, and the stem valve core 9 and a push rod nut 10; and the pipe stem valve core 9 passes through the water inlet cabin and the water delivery cabin in threaded connection.
In this embodiment, the middle section of the stem valve core 9 is sleeved with a spring 3, one end of the spring 3 abuts against the second baffle, and the other end abuts against the ejector rod nut 10; on the trailing end face of the (c).
The using method comprises the following steps: the pipe stem valve core 9 and the ejector rod nut 10; connecting the stem valve core 9 with the ejector rod nut 10; the assembly of the valve is arranged in the pipe stem body 8, the part with a sealing ring at the rear end of the pipe stem valve core 9 plugs up the interface between the water inlet cabin and the water delivery cabin, and the ejector rod nut 10; the outlet of the front end of the pipe stem 8 is blocked, a spring 3 is sleeved on the pipe stem valve core 5, one end of the spring 3 is propped against the second baffle, and the other end is propped against the ejector rod nut 10; approximately the ejector pin nut 10; the first baffle plate moves backwards and can be blocked when moving to the first baffle plate;
the rear section of the pipe body seat 7 is embedded in the pipe body, the pipe body sealing seat 6 is fixed in the pipe body 4, an annular bulge at the outer side of the pipe body sealing seat 6 is clamped between the pipe body 4 and the pipe body seat 7, the pipe body valve core 5 passes through the pipe body sealing seat 6, the part of the pipe body valve core 5 with a through hole penetrating through a blind hole on the pipe body sealing seat 6 is positioned in the pipe body sealing seat 6, the rear section of the pipe body valve core 5 blocks the through hole at the rear section of the side surface of the pipe body 4, the clamping beads 2 are placed in the through hole at the side surface of the pipe body 4, the pipe body valve core 5 is sleeved with the spring 3, one end of the spring 3 is propped against the pipe body sealing seat 6, and the other end of the spring 3 is propped against the pipe body valve core 5;
the outer side of the rear section of the pipe body is sleeved with a pipe body sliding sleeve 1, so that the clamping beads 2 are partially positioned in the grooves of the pipe body sliding sleeve 1, the outer side of the pipe body section is sleeved with a spring 3, one end of the spring 3 is propped against a pipe body 4, and the other end of the spring is propped against the pipe body sliding sleeve 1.
A jack nut 10 when the male and female are connected; the pipe body valve core 5 is pushed forward by pushing the bottom of the groove of the pipe body valve core 5, the rear section of the pipe body valve core 5 is separated from a through hole on the side surface of the pipe body, the degree of freedom of one side of the clamping bead 2 is not limited, the allowance of movement is provided, a spring 3 between the pipe body sliding sleeve 1 and the pipe body 4 provides thrust, the pipe body sliding sleeve 1 is pushed to move backward, the bevel edge of the groove on the inner wall of the pipe body sliding sleeve 1 pushes the clamping bead 2 to move and fall into an inverted trapezoid groove on the pipe stem 8, the part of the clamping bead 2 is positioned in the through hole on the side surface of the pipe body 4, and the clamping bead 2 plays a role of a bolt to fix a male head and a female head;
simultaneously, as the pipe body valve core 5 moves forwards, the through hole penetrating through the blind hole on the pipe body valve core 5 leaves the pipe body sealing seat 6, and liquid flows out of the through hole into a connected water pipe;
simultaneously, a stem valve core 9 and a push rod nut 10; a push rod nut 10 which moves backwards in the tube stem 8; the front end of the tube stem 8 moves to the groove position inside the front end of the tube stem 8 due to the ejector rod nut 10; grooves are arranged on the side walls, and liquid can pass through the grooves on the inner wall of the tube stem 8 and the ejector rod nut 10; the gaps between the grooves on the side walls flow out;
and the rear section of the stem valve core 9 is also separated from the interface of the water inlet cabin and the water delivery cabin, so that liquid can flow into the water delivery cabin from the water inlet cabin.
When the male head and the female head are separated, the pipe body sliding sleeve 1 needs to be moved to the original position, the groove at the inner side of the pipe body sliding sleeve 1 is aligned with the through hole at the side surface of the pipe body, the male head is pulled out outwards, at the moment, the oblique side of the inverted trapezoid groove at the outer side of the pipe body pushes the clamping bead 2 to move into the groove at the inner side of the pipe body sliding sleeve 1 along the through hole at the side surface of the pipe body, at the moment, the clamping bead 2 is partially positioned in the through hole at the side surface of the pipe body, and partially positioned in the groove of the pipe body sliding sleeve 1;
meanwhile, the spring 3 between the pipe body valve core 5 and the pipe body sealing seat 6 pushes the pipe body valve core 5 to move, the rear section of the pipe body valve core 5 plugs the through hole on the side surface of the pipe body, and the part of the pipe body valve core 5, which penetrates through the through hole, returns to the pipe body sealing seat 6; a tube stem 8 and a push rod nut 10; the spring 3 between the two valve cores pushes the stem valve core 9 and the ejector rod nut 10; and returning to the original position to block the valve port.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (9)
1. The quick connector for the fluid pipeline comprises a main body and is characterized in that the main body comprises a male head and a female head, and the front end of the male head is connected with the rear end of the female head;
the outer side of the male head is provided with a groove for placing the clamping beads;
the female head comprises a pipe body, a pipe body sliding sleeve, a pipe body valve core, a spring and a plurality of clamping beads;
the middle part of the pipe body is provided with a through hole, and the tail end of the side surface of the pipe body is provided with a plurality of through holes;
the pipe body sliding sleeve is a hollow cylinder, the front end of the inner wall of the pipe body sliding sleeve is provided with a circumferential groove, the cross section of the groove is in a right trapezoid shape, and the pipe body sliding sleeve is sleeved on the outer side of the front section of the pipe body;
the spring is positioned between the pipe body sliding sleeve and the pipe body, the spring is sleeved on the pipe body, one end of the spring is propped against the pipe body, and the other end of the spring is propped against the pipe body sliding sleeve;
the pipe body valve core is connected in a sliding manner in the pipe body, and when the male head and the female head are not connected, the tail end part of the pipe body valve core plugs the through hole at the tail end of the side surface of the pipe body;
the clamping beads are spherical, when the male head is not connected with the female head, part of the clamping beads are located in the through holes at the tail end of the side face of the pipe body, the other part of the clamping beads are located in the grooves of the sliding sleeve of the pipe body, and when the male head is connected with the female head, part of the clamping beads are located in the through holes at the tail end of the side face of the pipe body, and part of the clamping beads are located in the grooves at the outer side of the male head.
2. The quick connector for fluid pipes according to claim 1, wherein the female connector comprises a pipe body seat, a through hole is formed in the middle of the pipe body seat, and the rear section of the pipe body seat is embedded in the pipe body.
3. The quick connector for fluid pipelines according to claim 1, wherein the female head comprises a tube sealing seat, the tube sealing seat is a hollow cylinder, an annular groove is formed in the front end of the side face of the tube sealing seat, a sealing ring is arranged in the groove, and the tube sealing seat is embedded in the tube.
4. The quick connector for fluid pipelines according to claim 3, wherein the pipe valve core is integrally cylindrical, two grooves are formed in the front side section of the pipe valve core, and sealing rings are arranged in the grooves;
the side rear section of body case is equipped with annular arch, the afterbody terminal surface of body case is equipped with the recess, the inner wall of recess is equipped with annular groove, be equipped with the sealing washer in the annular groove, the bottom of the recess of body case afterbody terminal surface is equipped with the blind hole, the outside of body case be equipped with the through-hole that runs through the blind hole, the body case wholly be located the body, the body case side is equipped with the part of through-hole and passes the body seal seat.
5. The quick connector for fluid pipes according to claim 4, wherein a spring is arranged between the pipe body valve core and the pipe body, the spring is sleeved on the pipe body valve core, one end of the spring is propped against the pipe body sealing seat, and the other end of the spring is propped against the protrusion of the front section of the pipe body valve core.
6. The quick connector for fluid pipelines of claim 1, wherein the male head comprises a tubular stem body, the tubular stem body is a hollow cylinder, the tubular stem body comprises a water inlet cabin and a water delivery cabin, the water inlet cabin is positioned at the rear section of the interior of the tubular stem body, and the water delivery cabin is positioned at the middle section and the front section of the interior of the tubular stem body;
the middle part of the outer wall of the pipe stem body is provided with an inverted trapezoid annular groove, the left side of the annular groove is provided with an annular baffle, the front end of the inner wall of the pipe stem body is provided with the annular groove, the left side of the annular groove is provided with an annular first baffle, the left side of the first baffle is provided with an annular second baffle, and the first baffle, the second baffle and the pipe stem body are of an integral structure.
7. The quick connector for fluid pipes according to claim 1, wherein the male head comprises a push rod nut, the push rod nut comprises a nut portion and a push rod portion, the push rod portion is located on the top end face of the nut portion, blind hole threads are formed on the tail end face of the nut portion, grooves are formed in the side face of the nut portion, and the push rod nut is mounted on the front end inside the pipe stem.
8. The quick connector for fluid pipes according to claim 6 or 7, wherein the male head comprises a stem valve core, an annular groove is formed in the rear section of the stem valve core, a sealing ring is arranged in the annular groove, threads are formed in the front section of the stem valve core, the stem valve core is in threaded connection with a push rod nut, and the stem valve core penetrates through the water inlet cabin and the water delivery cabin.
9. The quick connector for fluid pipes according to claim 8, wherein a spring is sleeved at the middle section of the pipe stem valve core, one end of the spring is abutted against the second baffle, and the other end of the spring is abutted against the tail end face of the ejector rod nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222973972.1U CN218972096U (en) | 2022-11-09 | 2022-11-09 | Quick connector for fluid pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222973972.1U CN218972096U (en) | 2022-11-09 | 2022-11-09 | Quick connector for fluid pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218972096U true CN218972096U (en) | 2023-05-05 |
Family
ID=86150186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222973972.1U Active CN218972096U (en) | 2022-11-09 | 2022-11-09 | Quick connector for fluid pipeline |
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| CN (1) | CN218972096U (en) |
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2022
- 2022-11-09 CN CN202222973972.1U patent/CN218972096U/en active Active
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