CN211371615U

CN211371615U - Simple quick connector

Info

Publication number: CN211371615U
Application number: CN201922215713.0U
Authority: CN
Inventors: 徐少泽
Original assignee: Shaoxing Shangyu Zhongtang Electrical Hardware Factory
Current assignee: Shaoxing Shangyu Zhongtang Electrical Hardware Factory
Priority date: 2019-12-11
Filing date: 2019-12-11
Publication date: 2020-08-28
Anticipated expiration: 2029-12-11

Abstract

The utility model discloses a simple and easy quick connector relates to the pipe connection spare, aims at solving the low problem that easily appears the separation in the use of connecting pipe and cutting ferrule joint intensity, and its technical scheme main points are: be equipped with the through-hole that runs through threaded end and joint end in proper order in the threaded end, the caulking groove with the connecting pipe joint is seted up towards one side of joint end to the threaded end, and the chamfer has been seted up to one side that the opening of caulking groove is close to the through-hole, and one side that the through-hole was kept away from to the caulking groove is seted up the seal groove with the caulking groove intercommunication, is equipped with the slipmat in the seal groove, and when the connecting pipe inlayed in the caulking groove, the slipmat pasted. The utility model discloses a when setting up the caulking groove and making connecting pipe and joint portion joint, further embedding is in the caulking groove, through the setting of caulking groove and seal groove, makes the connecting pipe take place deformation when embedding the caulking groove to through the setting of slipmat and antiskid tooth, frictional force when the increase connecting pipe is connected, thereby make the connecting pipe be difficult for breaking away from in the joint portion.

Description

Simple quick connector

Technical Field

The utility model relates to a pipe connection spare, more specifically says, it relates to a simple and easy quick connector.

Background

The pipe joint is a connecting element for connecting a fluid pipeline in a hydraulic system or installing the fluid pipeline on the hydraulic element, the connection form is socket welding or threaded connection, wherein the threaded connection is mainly used for the part which needs to be frequently assembled and disassembled in a low-pressure pipeline with a small diameter, the commonly used pipe joint is provided with a ferrule type pipe joint, a buckling type pipe joint and the like, the ferrule type pipe joint is composed of a threaded end connected with a butting pipe and a clamping sleeve clamped with a PVC hose, the outer circular surface of the pipe is clamped and sealed by the clamping sleeve, the structure is simple, the sealing performance is strong, the size is reasonable, the disassembly and assembly are convenient, the pipe joint is widely applied to the pipeline connection in the hydraulic system, but when the hydraulic pressure at the connection part with the clamping sleeve is increased due to the narrow outlet edge of the.

Therefore, a new solution is needed to solve this problem.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a simple and easy quick connector when making connecting pipe and joint portion joint through setting up the caulking groove, further imbeds in the caulking groove, through the setting of caulking groove and seal groove, makes the connecting pipe take place deformation when imbedding the caulking groove to through the setting of slipmat and non-slip tooth, frictional force when increase connecting pipe is connected, thereby make the connecting pipe be difficult for breaking away from in the joint portion.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a simple and easy quick connector, includes the screw thread end and is used for the cover to establish the joint end on the connecting pipe periphery wall, be equipped with the through-hole that runs through screw thread end and joint end in proper order in the screw thread end, the caulking groove with the connecting pipe joint is seted up towards one side of joint end to the screw thread end, the chamfer has been seted up to one side that the opening of caulking groove is close to the through-hole, the caulking groove is kept away from one side of through-hole and is seted up the seal groove that communicates with the caulking groove, be equipped with in the seal groove and be annular slipmat, when the connecting pipe inlays in the caulking.

By adopting the technical scheme, the annular caulking groove is formed in one side, facing the clamping end, of the threaded end, when the connecting pipe is inserted into the clamping end, the clamping end is sleeved on the outer surface of the connecting pipe, the connecting pipe is further clamped with the threaded end due to the caulking groove formed in the threaded end, the guide angle is arranged at the opening of the caulking groove, when the inner wall of the connecting pipe is abutted to the chamfer, the side wall of the caulking groove extrudes the inner wall of the connecting pipe, so that the connecting pipe is embedded into the caulking groove, the pipe orifice of the connecting pipe is expanded, the connecting strength of the connecting pipe, the threaded end and the clamping end is further improved, when the connecting pipe is extruded and outwards expanded, the anti-slip pad is extruded by the outer peripheral wall of the connecting pipe, and the sealing groove communicated with the caulking groove and the anti-slip pad in the sealing groove are formed in one side, far away from the through hole, of the caulking, make firm the inlaying in the caulking groove of connecting pipe, solved among the prior art the intensity of joint between connecting pipe and the coupling not enough and lead to the problem that the connecting pipe easily drops in the use.

The utility model discloses further set up to: the cross-section of seal groove is trapezoidal, the groove width of seal groove reduces gradually to the periphery wall direction of screw thread end.

Through adopting above-mentioned technical scheme, the cross-section of seal groove is trapezoidal, and the groove depth reduces to the outside of threaded end to make setting that the slipmat can be firm in the seal groove, and when the port of connecting pipe outwards expanded, can extrude the slipmat and extend to the seal groove in, thereby guarantee that the connecting pipe inlays in the caulking groove, have great frictional force with the lateral wall and the slipmat of caulking groove, thereby make the connecting pipe be difficult for following the joint and hold interior deviating from.

The utility model discloses further set up to: one side of the anti-slip pad towards the center of the circle of the through hole is provided with a plurality of anti-slip teeth, and the anti-slip teeth are in a ratchet shape and the sharp ends of the anti-slip teeth are arranged towards the bottom end of the caulking groove.

Through adopting above-mentioned technical scheme, set up the frictional force that antiskid tooth can increase the slipmat and connecting pipe junction on the slipmat to the sharp-pointed portion that is the ratchet form antiskid tooth sets up towards the bottom of caulking groove, makes inserting to the caulking groove that the connecting pipe can be smooth and easy and do not receive the influence of antiskid tooth, and when the connecting pipe received outside extrusion effect, the sharp-pointed portion of antiskid tooth supported in the surface of connecting pipe, made the connecting pipe be difficult for deviating from.

The utility model discloses further set up to: one side of the clamping end, which is far away from the threaded end, is provided with a turned edge which is turned outwards, and an opening of the clamping end is provided with an arc transition.

Through adopting above-mentioned technical scheme, the one side that the screw thread end was kept away from to the joint end sets up the turn-ups that turns over to the outside, and the opening part of joint end is equipped with the circular arc transition, makes the connecting pipe can pass through the quick joint end that inserts of circular arc transition in to the size of joint end is held in the increase through turn-ups setting, the location of the connecting pipe of being convenient for.

The utility model discloses further set up to: the non-slip mat is made of rubber.

Through adopting above-mentioned technical scheme, the slipmat adopts the rubber material to make the slipmat have better elastic deformation ability, when the outer wall extrusion slipmat of connecting pipe, thereby can take place elastic deformation and reduce the clearance between connecting pipe and the slipmat, improve the leakproofness between connecting pipe and the joint end.

The utility model discloses further set up to: the thread end and the clamping end are integrally formed by stainless steel materials, and catalytic nickel-phosphorus coatings are arranged on the outer surfaces of the clamping end and the thread end.

Through adopting above-mentioned technical scheme, joint end and screw thread end form for integrated into one piece, have good wholeness to set up catalysis nickel phosphorus coating at the surface of joint end and screw thread end, can effectual wall steel parts and corrosive medium's contact, thereby reach anticorrosive purpose.

To sum up, the utility model discloses following beneficial effect has:

through the periphery wall joint of joint end and connecting pipe to through the end joint of caulking groove and connecting pipe, thereby increase the joint strength of connecting pipe and joint end, and the opening of caulking groove sets up the chamfer, extrude the inner wall of connecting pipe, thereby carry out the flaring with the port of connecting pipe, and extrude the slipmat in the seal groove, and through the frictional force between the non-slip tooth increase connecting pipe on the slipmat and the connecting pipe, further increase the joint strength of connecting pipe and joint end.

Drawings

Fig. 1 is a first schematic structural diagram of the present invention;

FIG. 2 is a second schematic structural view of the present invention;

FIG. 3 is a cross-sectional view taken at A-A of FIG. 2;

fig. 4 is an enlarged schematic view of a portion B of fig. 3.

In the figure: 1. a threaded end; 2. a clamping end; 3. a through hole; 4. caulking grooves; 5. chamfering; 6. a non-slip mat; 7. anti-slip teeth; 8. and (5) flanging.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

A simple quick connector is shown in figures 1 to 4 and comprises a threaded end 1 and a clamping end 2 sleeved on the outer circular wall of a connecting pipe, wherein the threaded end 1 and the clamping end 2 are integrally formed by stainless steel, the outer surfaces of the clamping end 2 and the threaded end 1 are coated with nickel-phosphorus coating to form a catalytic nickel-phosphorus coating, a through hole 3 sequentially penetrating through the threaded end 1 and the clamping end 2 is arranged in the threaded end 1, an embedded groove 4 clamped with the connecting pipe is formed in one side of the threaded end 1 facing the clamping end 2, a chamfer 5 is formed in one side of an opening of the embedded groove 4 close to the through hole 3, a sealing groove communicated with the embedded groove 4 is formed in one side of the embedded groove 4 far away from the through hole 3, the cross section of the sealing groove is trapezoidal, the groove width gradually decreases from the embedded groove 4 to the direction of the outer circumferential wall of the threaded end 1, a rubber and annular non-slip mat 6 is bonded in the sealing groove, a plurality of, the antiskid tooth 7 is the ratchet form and its sharp end sets up towards caulking groove 4 bottom, and when the connecting pipe inlayed in caulking groove 4, antiskid tooth 7 on the slipmat 6 supported in the periphery wall of connecting pipe, and the inner wall of slipmat 6 and the periphery wall laminating of connecting pipe, was equipped with the turn-ups 8 that outwards turns over at one side that the screw thread end 1 was kept away from to joint end 2, and the opening part of joint end 2 is equipped with the circular arc transition.

When the quick-connect plug is connected with a connecting pipe, firstly, the threaded end 1 is in threaded connection with a low-pressure pipe, then the connecting pipe made of soft PVC material is inserted into the clamping end 2, because the opening part of the clamping end 2 is provided with a flanging 8 which is turned outwards and is provided with circular arc transition, the connecting pipe can be quickly inserted into the clamping end 2, when the connecting pipe moves towards the threaded end 1, through the arrangement of the caulking groove 4, because the chamfer 5 at the opening part of the caulking groove 4, the inner wall of the connecting pipe is mutually extruded with the chamfer 5, the connecting pipe generates elastic deformation when being embedded into the caulking groove 4, and through the arrangement of the sealing groove, the connecting pipe moves into the sealing groove when being flared, because the friction force between the anti-skid pad 6 arranged in the sealing groove and the connecting pipe is increased, and the anti-skid tooth 7 in the shape of the ratchet is arranged on the anti-skid pad 6, because the sharp end of the anti-skid tooth, so that the connecting pipe is not prevented from being embedded into the embedded groove 4 when the connecting pipe moves into the embedded groove 4, and the non-slip mat 6 is made of rubber and has good elastic deformation characteristic, therefore, when the connecting pipe extrudes the anti-skid teeth 7, the inclined plane of the anti-skid teeth 7 is attached to the outer surface of the connecting pipe, when the connecting pipe is acted by the force in the direction back to the thread end 1, because the sharp end of the anti-slip tooth 7 faces the bottom end of the caulking groove 4, the connecting pipe is prevented from moving out of the clamping end 2, so that the connecting pipe is firmly clamped in the clamping end 2 and is not easy to be separated from the clamping end 2 under the action of hydraulic pressure, and the catalytic nickel-phosphorus coating is coated outside the clamping end 2 and the threaded end 1, the protective layers are formed on the surfaces of the clamping end 2 and the threaded end 1, so that the clamping end 2 and the threaded end 1 are effectively isolated from being contacted with corrosive media, the purpose of corrosion resistance is achieved, and the quick connector has a long service life.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a simple and easy quick connector which characterized in that: including screw thread end (1) and be used for the cover to establish joint end (2) on the connecting pipe periphery wall, be equipped with through-hole (3) that run through screw thread end (1) and joint end (2) in proper order in screw thread end (1), caulking groove (4) with the connecting pipe joint are seted up towards one side of joint end (2) in screw thread end (1), chamfer (5) have been seted up to one side that the opening of caulking groove (4) is close to through-hole (3), the seal groove that communicates with caulking groove (4) is seted up to one side that through-hole (3) were kept away from in caulking groove (4), be equipped with in the seal groove and be annular slipmat (6), when the connecting pipe inlays in caulking groove (4), slipmat (6) are pasted in the periphery wall of connecting pipe.

2. The simple quick connector as claimed in claim 1, wherein: the cross-section of seal groove is trapezoidal, the groove width of seal groove reduces gradually to the periphery wall direction of screw thread end (1).

3. The simple quick connector as claimed in claim 2, wherein: one side of the anti-slip pad (6) towards the center of the circle of the through hole (3) is provided with a plurality of anti-slip teeth (7), and the anti-slip teeth (7) are in a ratchet shape and the sharp ends of the anti-slip teeth are arranged towards the bottom end of the caulking groove (4).

4. A simple quick connector as claimed in claim 3, wherein: one side of the clamping end (2) far away from the threaded end (1) is provided with a turned edge (8) which is turned outwards, and an arc transition is arranged at an opening of the clamping end (2).

5. The simple quick connector as claimed in claim 4, wherein: the non-slip mat (6) is made of rubber.

6. The simple quick connector as claimed in claim 1, wherein: the thread end (1) and the clamping end (2) are integrally formed by stainless steel materials, and the outer surfaces of the clamping end (2) and the thread end (1) are provided with catalytic nickel-phosphorus coatings.