CN217815472U

CN217815472U - Double-ferrule type pipe joint butt joint snap ring

Info

Publication number: CN217815472U
Application number: CN202221613596.9U
Authority: CN
Inventors: 唐静
Original assignee: Jianhu Xinya Valve Co ltd
Current assignee: Jianhu Xinya Valve Co ltd
Priority date: 2022-06-24
Filing date: 2022-06-24
Publication date: 2022-11-15
Anticipated expiration: 2032-06-24

Abstract

The utility model relates to a coupling butt joint snap ring technical field specifically is a double-ferrule type coupling butt joint snap ring, include: the pipe joint is fixedly connected to the central symmetrical position of the side wall of the fixed hexagon nut; the clamping ball is of a hemispherical structure and is arranged on the side wall of the fixed hexagonal nut; the clamping grooves are formed in the centrosymmetric positions of the side wall of one side of the protective ring and clamped on the outer surface of the clamping ball; the beneficial effects are that: the bottom of butt joint snap ring is slided to peg graft and is provided with the protecting ring, and the multiunit draw-in groove has been seted up to the bottom of protecting ring, the size and the card ball phase-match of draw-in groove, under reset spring's effect, the draw-in groove of seting up bottom the protecting ring will all the time the joint at the surface of card ball, when the butt joint snap ring takes place to become flexible and rotate, will take the protecting ring to rotate, because the bottom joint of protecting ring has the card ball, the setting of card ball can increase the rotation resistance to reduce butt joint snap ring pivoted emergence.

Description

Double-ferrule type pipe joint butt joint clamping ring

Technical Field

The utility model relates to a coupling butt joint snap ring field specifically is a double-ferrule type coupling butt joint snap ring.

Background

The pipe joint is a part for connecting pipelines in a hydraulic system or installing the pipelines on hydraulic components, which is a general name of a connecting piece capable of being assembled and disassembled in a fluid passage and mainly comprises the following components; welding, clamping sleeve type, buckling and flaring;

when connecting the pipeline, the cutting ferrule formula coupling all is direct to cup joint the butt joint snap ring on the hose surface usually, then establishes the hose cover in the coupling outside, selects at last to twist the butt joint snap ring, makes the butt joint snap ring spiro union coupling outside to make the hose joint between coupling and butt joint snap ring, but in the long-time use, the butt joint snap ring can take place not hard up, cause hose and coupling to be connected not hard up, thereby take place the problem of leaking.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a two ferrule type coupling butt joint snap rings to in solving the long-time use that provides in the above-mentioned background art, the butt joint snap ring can take place not hard up, and the hose is connected not hard up with the coupling, takes place the problem of leaking.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a double ferrule formula coupling butt joint snap ring, double ferrule formula coupling butt joint snap ring includes:

the pipe joint is fixedly connected to the centrosymmetric position of the side wall of the fixed hexagonal nut;

the clamping ball is of a hemispherical structure and is arranged on the side wall of the fixed hexagonal nut;

the clamping grooves are arranged at the central symmetrical positions of the side wall of one side of the protective ring and are clamped on the outer surface of the clamping ball.

Preferably, the pipe joint is of a hollow cylindrical structure, the inside of the pipe joint is communicated with the inside of the fixed hexagonal nut, the pipe joint is provided with two groups, the other group of pipe joints are fixedly arranged at the centrosymmetric position of the side wall of the other side of the fixed hexagonal nut, and the two groups of pipe joints are symmetrically distributed by taking the fixed hexagonal nut as the center.

Preferably, two sets of the coupling communicates each other through fixed hexagon nut, and the surface of two sets of couplings all overlaps and is equipped with the butt joint snap ring, and the transversal cavity hexagon structure of personally submitting of butt joint snap ring, the internal size of butt joint snap ring and the external diameter size phase-match of coupling, the internal thread has been seted up to the inside bottom of butt joint snap ring, the internal thread that the inside bottom of butt joint snap ring was seted up and the external screw thread phase-match that the coupling surface was seted up, butt joint snap ring and coupling pass through the screw thread spiro union.

Preferably, the card ball sets up the position that is close to the coupling on fixed hexagon nut's surface, and the card ball has been seted up two sets ofly, and two sets of card balls use fixed hexagon nut to carry out the symmetric distribution as the center, and every group card ball is provided with a plurality ofly, and a plurality of card balls use the coupling to carry out circumference symmetric distribution as the center.

Preferably, the guard ring is hollow cylindrical structure, and the inside diameter size and the coupling phase-match of guard ring, and the draw-in groove has been seted up to the one end of guard ring, and the draw-in groove semicircular structure, the size and the card ball phase-match of draw-in groove, and the multiunit has been seted up to the draw-in groove, and multiunit draw-in groove and multiunit card ball correspond each other, and multiunit draw-in groove is the even symmetric distribution of circumference state at the lower surface of guard ring.

Preferably, the one end tip that the draw-in groove was kept away from to the guard ring is pegged graft in the inside of accomodating the groove, accomodates the groove and sets up the lower terminal surface central symmetry position at the butt joint snap ring, accomodates the size and the guard ring phase-match in groove, and the inside of accomodating the groove is provided with reset spring, and reset spring is fixed to be set up between the one end tip central symmetry position of keeping away from the draw-in groove at the upper end terminal surface central symmetry position of accomodating the groove and the guard ring, and the guard ring passes through reset spring elasticity and pegs graft in the inside of accomodating the groove.

Preferably, the one end tip of surface one side fixedly connected with pull rod of guard ring, pull rod are cylindrical structure, are provided with the limiting plate directly over the pull rod, and the fixed lower surface that sets up at the butt joint snap ring of limiting plate, the transversal arc structure of personally submitting of limiting plate, the inside diameter size and the pull rod phase-match of limiting plate.

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

for preventing the spiro union at the butt joint snap ring of coupling surface in long-time use, take place not hard up phenomenon, it is provided with the retaining ring to slide to peg graft in the bottom of butt joint snap ring, the multiunit draw-in groove has been seted up to the bottom of retaining ring, the size and the card ball phase-match of draw-in groove, under reset spring's effect, the draw-in groove of seting up bottom the retaining ring will be all the time the joint at the surface of card ball, the butt joint snap ring takes place not hard up and when rotating, will take the retaining ring to rotate, because the bottom joint of retaining ring has the card ball, the setting of card ball can increase the rolling resistance, thereby reduce butt joint snap ring pivoted emergence.

Drawings

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

FIG. 2 is a schematic view of the structural connection between the pipe joint and the fixed hexagon nut of the present invention;

FIG. 3 is a schematic view of the connection between the protection ring and the butt-joint snap ring structure of the present invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 3;

fig. 5 is a sectional view of the docking snap ring structure of the present invention.

In the figure: the device comprises a fixed hexagonal nut 1, a protective ring 2, a butt joint clamping ring 3, a pipe joint 4, a clamping ball 5, a containing groove 6, a clamping groove 7, a return spring 9, a sliding groove 10, a sliding block 11, a limiting plate 12 and a pull rod 13.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clear and fully described, embodiments of the present invention will be further described in detail below with reference to the accompanying drawings. It should be understood that the specific embodiments described herein are illustrative of some, but not all, embodiments of the invention and are not to be construed as limiting the scope of the invention, as those skilled in the art will recognize and appreciate that many other embodiments can be made without inventive faculty.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "inner", "outer", "top", "bottom", "side", "vertical", "horizontal", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "a," "an," "first," "second," "third," "fourth," "fifth," and "sixth" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should 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 meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

For simplicity and illustrative purposes, the principles of the embodiments are described by referring mainly to examples. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the embodiments. It will be apparent, however, to one skilled in the art that the embodiments may be practiced without these specific details. In some instances, well-known methods and structures have not been described in detail so as not to unnecessarily obscure the embodiments. In addition, all embodiments may be used in combination with each other.

The first embodiment is as follows:

referring to fig. 1-5, the present invention provides a technical solution:

the utility model provides a double ferrule formula coupling butt joint snap ring, double ferrule formula coupling butt joint snap ring includes:

the pipe joint is characterized in that a hexagonal nut 1 is fixed, a pipe joint 4 is arranged on the side wall of one side of the hexagonal nut 1, and the pipe joint 4 is fixedly connected to the central symmetrical position of the side wall of the hexagonal nut 1;

the clamping ball 5 is of a hemispherical structure, and the clamping ball 5 is arranged on the side wall of the fixed hexagonal nut 1;

the clamping groove 7 is formed in the central symmetrical position of the side wall of one side of the protective ring 2, and the clamping groove 7 is clamped on the outer surface of the clamping ball 5; for preventing the spiro union at the butt joint snap ring 3 of 4 surfaces of coupling in long-time use, take place not hard up phenomenon, it is provided with the retaining ring 2 to slide to peg graft in the bottom of butt joint snap ring 3, multiunit draw-in groove 7 has been seted up to the bottom of retaining ring 2, the size and the card ball 5 phase-match of draw-in groove 7, under reset spring 9's effect, draw-in groove 7 that the retaining ring 2 bottom was seted up will joint all the time at the surface of card ball 5, butt joint snap ring 3 takes place not hard up and when rotating, will take retaining ring 2 to rotate, because the bottom joint of retaining ring 2 has card ball 5, the setting of card ball 5 can increase the rotation resistance, thereby reduce butt joint snap ring 3 pivoted emergence.

Example two:

on the basis of embodiment one, in order to realize that guard ring 2 can be in the inside spacing slip of butt joint snap ring 3, the one end tip that the draw-in groove 7 was kept away from to guard ring 2 is pegged graft in the inside of accomodating groove 6, accomodate groove 6 and set up the lower terminal surface central symmetry position at butt joint snap ring 3, accomodate the size and the guard ring 2 phase-match of groove 6, and the inside of accomodating groove 6 is provided with reset spring 9, reset spring 9 is fixed to be set up between the upper end terminal surface central symmetry position of accomodating groove 6 and the one end tip central symmetry position that the draw-in groove 7 was kept away from to guard ring 2, guard ring 2 is pegged graft in the inside of accomodating groove 6 through reset spring 9 elasticity, accomodate the inner wall of groove 6 and seted up spout 10, spout 10 is close to the open end of accomodating groove 6, spout 10 has seted up two sets ofly, two sets of spout 10 carry out the symmetric distribution with butt joint snap ring 3 as the center, and the inside of two sets up slider 11 that all slides, the size and the spout 10 phase-match of slider 11, two sets up respectively fixed setting in the surface both sides at guard ring 2, two sets up, two sets of slider 11, in order to prevent that guard ring 2 from carrying out symmetric distribution as the center.

Example three:

on the basis of embodiment two, for realizing when dismantling, guard ring 2 can no longer the joint at the surface of card ball 5, resistance when reducing the dismantlement, the one end tip of surface one side fixedly connected with pull rod 13 at guard ring 2, pull rod 13 is cylindrical structure, be provided with limiting plate 12 directly over pull rod 13, limiting plate 12 is fixed to be set up the lower surface at butt joint snap ring 3, limiting plate 12 is transversal to personally submit the arc structure, limiting plate 12's inside diameter size and pull rod 13 phase-match, during the dismantlement, mention guard ring 2 through pull rod 13, then with the pull rod 13 joint advance limiting plate 12 inside can.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a two cutting ferrule formula coupling butt joint snap rings which characterized in that: double-ferrule type pipe joint butt joint snap ring includes:

the pipe joint is characterized by comprising a fixed hexagonal nut (1), wherein a pipe joint (4) is arranged on the side wall of one side of the fixed hexagonal nut (1), and the pipe joint (4) is fixedly connected to the central symmetrical position of the side wall of the fixed hexagonal nut (1);

the clamping ball (5) is of a hemispherical structure, and the clamping ball (5) is arranged on the side wall of the fixed hexagonal nut (1);

the clamping groove (7) is formed in the central symmetrical position of the side wall of one side of the protective ring (2), and the clamping groove (7) is clamped on the outer surface of the clamping ball (5).

2. The double-ferrule pipe joint butt joint snap ring according to claim 1, characterized in that: the pipe joint (4) is of a hollow cylindrical structure, the inside of the pipe joint (4) is communicated with the inside of the fixed hexagonal nut (1), the pipe joint (4) is provided with two groups, the other group of pipe joint (4) is fixedly arranged at the central symmetrical position of the side wall of the other side of the fixed hexagonal nut (1), and the two groups of pipe joints (4) are symmetrically distributed by taking the fixed hexagonal nut (1) as the center.

3. The butt joint snap ring of the double-ferrule type pipe joint according to claim 2, characterized in that: two sets of coupling (4) communicate each other through fixed hexagon nut (1), and the surface of two sets of couplings (4) all overlaps and is equipped with butt joint snap ring (3), the transversal cavity hexagon structure of personally submitting of butt joint snap ring (3), the inside size of butt joint snap ring (3) and the external diameter size phase-match of coupling (4), the internal thread has been seted up to the inside bottom of butt joint snap ring (3), the internal thread that butt joint snap ring (3) inside bottom was seted up and the external screw thread phase-match that coupling (4) surface was seted up, butt joint snap ring (3) and coupling (4) pass through the screw thread spiro union.

4. The butt joint snap ring of the double-ferrule type pipe joint according to claim 1, characterized in that: the clamp ball (5) is arranged at a position, close to the pipe joint (4), on the surface of the fixed hexagonal nut (1), the clamp ball (5) is provided with two groups, the two groups of clamp balls (5) are symmetrically distributed by taking the fixed hexagonal nut (1) as the center, each group of clamp balls (5) is provided with a plurality of clamp balls, and the plurality of clamp balls (5) are symmetrically distributed on the circumference by taking the pipe joint (4) as the center.

5. The butt joint snap ring of the double-ferrule type pipe joint according to claim 1, characterized in that: the protective ring (2) is a hollow cylindrical structure, the inner diameter of the protective ring (2) is matched with the pipe joint (4), one end of the protective ring (2) is provided with a clamping groove (7), the clamping groove (7) is of a semicircular structure, the size of the clamping groove (7) is matched with a clamping ball (5), multiple groups of clamping grooves (7) are formed, multiple groups of clamping grooves (7) correspond to multiple groups of clamping balls (5), and the multiple groups of clamping grooves (7) are uniformly and symmetrically distributed on the lower surface of the protective ring (2) in a circumferential state.

6. The double-ferrule pipe joint butt joint snap ring according to claim 5, characterized in that: the one end tip that draw-in groove (7) was kept away from in protective ring (2) is pegged graft in the inside of accomodating groove (6), accomodate groove (6) and set up the lower terminal surface central symmetry position in butt joint snap ring (3), accomodate the size and protective ring (2) phase-match of groove (6), and the inside of accomodating groove (6) is provided with reset spring (9), reset spring (9) are fixed to be set up and are being accomodate the upper end terminal surface central symmetry position of groove (6) and protective ring (2) and keep away from between the one end tip central symmetry position of draw-in groove (7), protective ring (2) are pegged graft in the inside of accomodating groove (6) through reset spring (9) elasticity.

7. The butt joint snap ring of the double-ferrule pipe joint according to claim 6, wherein: the inner wall of accomodating groove (6) has seted up spout (10), spout (10) are close to the open end of accomodating groove (6), two sets of have been seted up in spout (10), two sets of spout (10) use butt joint snap ring (3) to carry out the symmetric distribution as the center, and the inside of two sets of spout (10) all slides and is provided with slider (11), the size and spout (10) phase-match of slider (11), two sets of slider (11) are fixed respectively and are set up in the surface both sides of guard ring (2), two sets of slider (11) carry out the symmetric distribution with guard ring (2) as the center.

8. The butt joint snap ring of a double-ferrule tube fitting as claimed in claim 7, wherein: the utility model discloses a safety ring, including guard ring (2), pull rod (13), limiting plate (12), the fixed lower surface that sets up in butt joint snap ring (3), the transversal arc structure of personally submitting of limiting plate (12), the inside diameter size and the pull rod (13) phase-match of limiting plate (12), pull rod (13) are cylindrical structure to the one end tip of outer surface one side fixedly connected with pull rod (13) of guard ring (2), and pull rod (13) are provided with limiting plate (12) directly over pull rod (13).