CN216692521U - High-precision locking type quick pipe joint - Google Patents

Abstract

The utility model discloses a high-precision locking quick pipe joint which comprises a pipe joint body, wherein two sides of the pipe joint body are respectively provided with a pipeline fastening mechanism, the pipe joint body is provided with an expansion sealing mechanism, the pipeline fastening mechanisms comprise welding plates fixed above and below the side surface of the pipe joint body, threaded columns penetrate through the two welding plates in a threaded manner, the ends, close to each other, of the two threaded columns are respectively provided with an arc-shaped clamping plate in a rotating manner, and the ends, far away from each other, of the two threaded columns are respectively provided with an adjusting disc. This quick coupling of high-accuracy hasp formula through the setting of pipeline straining mechanism, is convenient for carry out the straining pressfitting to male pipeline for the pipeline is difficult for the separation after with coupling body coupling, and stability in use is higher, and convenient operation, extrudees wherein inside annular compression gasbag through the pipeline, and then makes the deformation sealing washer take place to expand and then closely laminate with the pipeline surface, reduces the emergence of the phenomenon of leaking.

Description

High-precision locking type quick pipe joint

Technical Field

The utility model relates to the technical field of pipe joints, in particular to a high-precision locking type quick pipe joint.

Background

The term "pipe joint hydraulic pressure" refers to a part of a hydraulic system that connects a pipe or a pipe to a hydraulic component, and is a generic term for a joint that can be attached to and detached from a fluid passage. Mainly comprises a welding type, a ferrule type and a flaring type. The quick connector for the water pipe can realize quick connection of the water pipe and the pipe connector, is convenient, quick and labor-saving to use, and can save installation time.

When the existing water pipe quick connector is used, pipelines are generally directly connected in an inserting mode, the stability after connection is poor, the pipelines are only sealed through a sealing ring, the sealing is poor, and the water leakage phenomenon is easy to occur.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a high-precision locking type quick pipe joint, which solves the problems that when the existing quick pipe joint for a water pipe is used, the pipeline is generally directly connected in an inserting mode, the stability after connection is poor, the sealing is poor only through a sealing ring, the sealing is poor, and the water leakage phenomenon is easy to occur.

In order to realize the purpose, the utility model is realized by the following technical scheme: the utility model provides a high-accuracy hasp formula quick coupling, includes the coupling body, the both sides of coupling body all are provided with pipeline straining device, be provided with inflation sealing mechanism on the coupling body.

Pipeline straining device is including fixing the welding plate in coupling body side top and below, two equal screw thread runs through threaded post on the welding plate, two the one end that the threaded post is close to each other all rotates and has the arc cardboard, two the one end of keeping away from each other of threaded post all is fixed with the adjustment disk, two one side that the welding plate is close to each other all is fixed with the sleeve, two telescopic inner wall all slides and runs through and has extended the post, two the one end that the extension post is close to each other respectively with adjacent arc cardboard outside fixed connection, the inner wall of arc cardboard is fixed with the laminating friction disc.

Preferably, the expansion sealing mechanism comprises fixing rings fixed on two sides of the inner wall of the pipe joint body, and annular compression air bags are fixed on one sides, far away from each other, of the fixing rings.

Preferably, the both sides of coupling body all are fixed with the deformation sealing washer, two the periphery of annular compression gasbag all communicates there is the extension pipe.

Preferably, the outer ends of the two extension pipes penetrate through the pipe joint body and extend to the outside of the pipe joint body, and the outer ends of the two extension pipes are communicated with hoses.

Preferably, one end of the adjacent hose is communicated with the surface of the deformation sealing ring, and the deformation sealing ring is a hollow expandable sealing ring.

Preferably, the inner wall of the pipe joint body is fixed with a filter screen, and the filter screen is arranged between the two fixing rings.

Advantageous effects

The utility model provides a high-precision locking quick pipe joint. Compared with the prior art, the method has the following beneficial effects:

(1) this high-accuracy hasp formula quick coupling, through fixing the welding plate in coupling body side top and below at pipeline straining mechanism, equal screw thread runs through threaded post on two welding plates, the one end that two threaded post are close to each other all rotates has the arc cardboard, the one end of keeping away from each other of two threaded post all is fixed with the adjustment disk, one side that two welding plates are close to each other all is fixed with the sleeve, two telescopic inner walls all slide and run through and have the extension post, two one end that extend the post and be close to each other respectively with adjacent arc cardboard outside fixed connection, the inner wall of arc cardboard is fixed with the laminating friction disc, setting through pipeline straining mechanism, be convenient for carry out the straining pressfitting to male pipeline, make the pipeline difficult separation after with coupling body coupling, stability in use is higher, and convenient operation.

(2) This high-accuracy hasp formula quick coupling, through including fixing the solid fixed ring in coupling body inner wall both sides at inflation sealing mechanism, one side that two solid fixed rings kept away from each other all is fixed with annular compression gasbag, the both sides of coupling body all are fixed with the deformation sealing washer, two annular compression gasbags's periphery all communicates there is the extension pipe, setting through inflation sealing mechanism, be convenient for realize stable sealing in pipeline and coupling body contact department, through pipeline extrusion inside annular compression gasbag wherein, and then make the deformation sealing washer take place to expand and then closely laminate with pipeline surface, reduce the emergence of the phenomenon of leaking.

Drawings

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

FIG. 2 is a schematic view of a pipe fastening mechanism of the present invention;

fig. 3 is a schematic view showing an internal structure of a pipe joint body according to the present invention.

In the figure: the pipe joint comprises a pipe joint body 1, a pipe 2, a pipeline fastening mechanism 21, a welding plate 22, a threaded column 23, an arc clamping plate 24, an adjusting disc 25, a sleeve 25, an extension column 26, a joint friction plate 27, an expansion sealing mechanism 3, a fixing ring 31, an annular compression air bag 32, a deformation sealing ring 33, an extension pipe 34, a hose 35 and a filter screen 4.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a high accuracy hasp formula quick-operation coupling, includes coupling body 1, and coupling body 1's both sides all are provided with pipeline straining device 2, are provided with inflation sealing mechanism 3 on coupling body 1.

The pipeline fastening mechanism 2 comprises welding plates 21 fixed above and below the side surface of the pipe joint body 1, threaded columns 22 penetrate through the two welding plates 21 in a threaded manner, arc-shaped clamping plates 23 are respectively rotated at the ends, close to each other, of the two threaded columns 22, adjusting discs 24 are respectively fixed at the ends, far away from each other, of the two threaded columns 22, sleeves 25 are respectively fixed at the sides, close to each other, of the two welding plates 21, extension columns 26 penetrate through the inner walls of the two sleeves 25 in a sliding manner, the extension columns 26 can slide inside the sleeves 25, the arc-shaped clamping plates 23 can be limited by the matching of the two, the arc-shaped clamping plates 23 are prevented from rotating along with the rotation of the threaded columns 22, the ends of the two extending columns 26 close to each other are respectively fixedly connected with the outer sides of the adjacent arc-shaped clamping plates 23, the inner walls of the arc-shaped clamping plates 23 are fixedly provided with the joint friction plates 27, the friction between the pipeline and the pipeline can be increased, the pipeline is effectively prevented from deviating, and the installation stability is improved.

Inflation sealing mechanism 3 is including fixing the solid fixed ring 31 in 1 inner wall both sides of coupling body, one side that two solid fixed ring 31 kept away from each other all is fixed with annular compression gasbag 32, can take place deformation, also can reset fast after deformation, coupling body 1's both sides all are fixed with deformation sealing washer 33, two annular compression gasbag 32's periphery all communicates there is extension pipe 34, extension pipe 34 is the hard pipe, the inboard of department of contact with coupling body 1 is provided with the sealing washer, coupling body 1 and the outside of extending to coupling body 1 are all run through to two extension pipe 34's outer end, two extension pipe 34's outer end all communicates there is hose 35, adjacent hose 35 one end and deformation sealing washer 33 surface intercommunication, deformation sealing washer 33 is hollow expandable sealing washer.

The inner wall of coupling body 1 is fixed with filter screen 4 for coupling body 1 can have the filtering action, can filter the impurity of aquatic, and filter screen 4 sets up between two solid fixed rings 31.

And those not described in detail in this specification are well within the skill of those in the art.

When the pipe joint is in operation, two pipes to be connected are respectively inserted from two ends of the pipe joint body 1, so that the two pipes respectively extrude the two annular compression air bags 32, the two annular compression air bags 32 are simultaneously deformed, further, the gas inside the pipes enters the hose 35 through the extension pipe 34, and the gas is conveyed to the two deformation sealing rings 33 through the two hose 35, so that the two deformation sealing rings 33 are expanded after being inflated, further, the inner sides of the two deformation sealing rings 33 are in extrusion contact with the outer surfaces of the two pipes, after the pipes are inserted deeper, the deformation amount of the annular compression air bags 32 is larger, further, the two deformation sealing rings 33 are more filled with gas, further, the deformation sealing rings 33 are attached to the surfaces of the pipes more tightly, further, the sealing effect is better, then, the threaded columns 22 can be driven to approach to the middle of the pipe joint body 1 by rotating the adjusting disc 24, and then under the spacing of extension post 26 and sleeve 25 for arc cardboard 23 is drawn close to the coupling body 1 centre, and the cooperation friction disc 27 can compress tightly fixedly to the pipeline.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a quick coupling of high accuracy hasp formula, includes coupling body (1), its characterized in that: the pipe joint comprises a pipe joint body (1), wherein two sides of the pipe joint body (1) are respectively provided with a pipeline fastening mechanism (2), and an expansion sealing mechanism (3) is arranged on the pipe joint body (1);

pipeline straining device (2) are including fixing welding plate (21) in coupling body (1) side top and below, two equal screw thread runs through threaded post (22), two on welding plate (21) the one end that threaded post (22) are close to each other all rotates arc cardboard (23), two the one end of keeping away from each other of threaded post (22) all is fixed with adjustment disk (24), two one side that welding plate (21) are close to each other all is fixed with sleeve (25), two the inner wall of sleeve (25) all slides and runs through has extension post (26), two the one end that extension post (26) are close to each other respectively with adjacent arc cardboard (23) outside fixed connection, the inner wall of arc cardboard (23) is fixed with laminating friction disc (27).

2. The high-precision locking quick pipe joint according to claim 1, wherein: the expansion sealing mechanism (3) comprises fixing rings (31) fixed on two sides of the inner wall of the pipe joint body (1), and two annular compression air bags (32) are fixed on one sides, far away from each other, of the fixing rings (31).

3. The high-precision locking quick pipe joint according to claim 2, wherein: deformation sealing rings (33) are fixed on two sides of the pipe joint body (1), and the peripheries of the annular compression air bags (32) are communicated with extension pipes (34).

4. The high-precision locking quick pipe joint according to claim 3, wherein: the outer ends of the two extension pipes (34) penetrate through the pipe joint body (1) and extend to the outside of the pipe joint body (1), and the outer ends of the two extension pipes (34) are communicated with hoses (35).

5. The high-precision locking quick pipe joint according to claim 4, wherein: and one end of the adjacent hose (35) is communicated with the surface of the deformation sealing ring (33), and the deformation sealing ring (33) is a hollow expandable sealing ring.

6. The high-precision locking quick pipe joint according to claim 1, wherein: the inner wall of coupling body (1) is fixed with filter screen (4), filter screen (4) set up between two solid fixed rings (31).

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