CN215928692U

CN215928692U - Cutting ferrule formula copper pipe fitting

Info

Publication number: CN215928692U
Application number: CN202122348086.5U
Authority: CN
Inventors: 吕泉锋; 陈红生; 章珍
Original assignee: Zhejiang Mingshi Xingxin Hvac Technology Co ltd
Current assignee: Zhejiang Mingshi Xingxin Hvac Technology Co ltd
Priority date: 2021-09-27
Filing date: 2021-09-27
Publication date: 2022-03-01
Anticipated expiration: 2031-09-27

Abstract

The utility model provides a clamping sleeve type copper pipe fitting, belongs to the technical field of copper pipe fittings, and solves the problem that the conventional clamping sleeve type copper pipe fitting cannot limit and fix the pipe fitting and easily causes the pipe fitting to slide down. This cutting ferrule formula copper pipe spare, including the fixed disk, the left and right sides of fixed disk all is provided with the connecting pipe, the surface of connecting pipe is provided with the external screw thread, the upper and lower both sides on connecting pipe surface all are provided with the fixture block, the spacing groove has all been seted up to the front and back on connecting pipe surface, one side that the fixed disk was kept away from to the connecting pipe is provided with the mouth of pipe, the standing groove has all been seted up to the inside upper and lower both sides of mouth of pipe, the inside of standing groove is provided with the spring, the one end that the standing groove inner wall was kept away from to the spring is provided with the fly leaf, one side that the spring was kept away from to the fly leaf is provided with the limiting plate, the surface of connecting pipe is provided with the nut, the inside of nut is provided with the internal thread. The utility model can limit the pipe fitting and prevent the pipe fitting from sliding off after long-time use.

Description

Cutting ferrule formula copper pipe fitting

Technical Field

The utility model belongs to the technical field of copper pipe fittings, relates to a copper pipe fitting, and particularly relates to a clamping sleeve type copper pipe fitting.

Background

The pipe joint is a connecting tool between a pipeline and a connecting point between an element and the pipeline, and can be disassembled and assembled. Plays an indispensable important role in the pipe fitting, which is one of the two main components of the hydraulic pipe. The pipe joint is used for straight line connection of instruments and the like, and the connection form is socket welding or threaded connection. The device is mainly used for low-pressure pipelines with small calibers, and is used for parts needing to be frequently assembled and disassembled or used for final adjustment of pipelines using threaded pipes. The structure form is preferably a metal surface contact sealing structure, and the gasket sealing structure form is usually used for general pipelines for conveying water, oil, air and the like. Pipe joints are of various types, and common pipe joints can be generally divided into hard pipe joints and hose joints. If the hard pipe joint is divided according to the connecting mode of the pipe joint and the pipeline, the hard pipe joint has three types of flaring type, clamping sleeve type and welding type.

Through retrieval, as disclosed in chinese patent literature, a ferrule type flexible plastic pipe connecting pipe fitting [ application No.: CN 201120437287.6; publication No.: CN202302526U ]. The clamping sleeve type flexible plastic pipe connecting pipe fitting adopts metal or hard plastic as a raw material, a tubular clamping core is arranged, and annular threads are arranged on the outer wall of the tubular clamping core; the clamp comprises a tubular clamping sleeve and is characterized in that metal or hard plastic is used as a raw material, the tubular clamping sleeve is a tubular body with an opening on one side, two flat pressing lips are respectively arranged on two sides of the opening of the tubular clamping sleeve, the flat pressing lips are connected with the opening of the tubular clamping sleeve, and screw holes are formed in the flat pressing lips.

The copper pipe fitting that discloses in this patent still has the weak point, and present cutting ferrule formula copper pipe fitting is fixed through the screw thread rotation mostly, after long-time use, takes place the phenomenon of smooth silk easily to lead to the pipe fitting to take place the landing, bring great inconvenience for subsequent use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems in the prior art, and provides a clamping sleeve type copper pipe fitting which can limit the position of the pipe fitting and prevent the pipe fitting from sliding off after being used for a long time.

The purpose of the utility model can be realized by the following technical scheme:

a ferrule type copper pipe fitting comprises a fixed disc, wherein connecting pipes are arranged on the left side and the right side of the fixed disc respectively, external threads are arranged on the surfaces of the connecting pipes, clamping blocks are arranged on the upper side and the lower side of the surfaces of the connecting pipes respectively, limiting grooves are formed in the front and the rear of the surfaces of the connecting pipes respectively, a pipe orifice is arranged on one side, away from the fixed disc, of each connecting pipe, placing grooves are formed in the upper side and the lower side of the inner part of the pipe orifice respectively, springs are arranged in the placing grooves, a movable plate is arranged at one end, away from the inner wall of each placing groove, of each movable plate, a limiting plate is arranged on one side, away from the springs, nuts are arranged on the surfaces of the connecting pipes, internal threads are arranged in the nuts, the internal threads are in threaded connection with the external threads, clamping grooves are formed in the upper side and the lower side of inner cavities of the nuts and are matched with the clamping blocks, and limiting blocks are arranged on the front side and the rear side of the inner cavities of the nuts, and the limiting blocks and the limiting grooves are matched for use.

The working principle of the utility model is as follows: during the use, press the limiting plate of upper and lower both sides at first for the limiting plate extrudees the spring through the fly leaf, then overlaps the nut cap and establishes the surface at the connecting pipe, and aim at the fixture block on connecting pipe surface through the draw-in groove, and the limiting block aims at the spacing groove on connecting pipe surface, can screw fixedly after aiming at, and through the elastic force application of spring, make the spring drive the limiting plate through the fly leaf and get back to initial position department can.

The surface of the connecting pipe is provided with a sealing ring, and the sealing ring is positioned between the screw cap and the fixed disk.

By adopting the structure, the pipe fitting can be sealed.

The inner wall of spacing groove and the inner wall of draw-in groove all are provided with the cushion, and the cushion is the rubber material.

By adopting the structure, the clamping blocks and the clamping grooves and the limiting blocks are tightly attached.

The diameter of the clamping block is smaller than that of the clamping groove, and the diameter of the limiting groove is larger than that of the limiting block.

By adopting the structure, the clamping block can conveniently enter the clamping groove and the limiting block can conveniently enter the limiting groove.

The other end of the limiting plate penetrates through the pipe orifice and extends to the upper part of the pipe orifice, and the extending length of the limiting plate is higher than that of the connecting pipe.

By adopting the structure, the screw cap can be blocked.

The distance from the clamping blocks on the upper side and the lower side of the connecting pipe to the limiting grooves on the front side and the rear side of the surface of the connecting pipe is equal, and the distance from the clamping grooves on the upper side and the lower side of the inner cavity of the nut to the limiting blocks on the front side and the rear side of the inner cavity of the nut is equal.

By adopting the structure, the clamping blocks and the clamping grooves and the limiting blocks can be conveniently matched for use.

Compared with the prior art, the cutting sleeve type copper pipe fitting has the following advantages:

1. according to the clamping sleeve type pipe fitting, the fixing disc, the connecting pipe, the pipe orifice, the clamping block, the clamping groove, the nut, the limiting block, the limiting groove, the spring and the limiting plate are arranged, so that the clamping block enters the inner wall of the clamping groove, the limiting block enters the inner wall of the limiting groove, the nut and the connecting pipe can be fixed, the tightness between the nut and the connecting pipe is improved, meanwhile, the limiting plate can limit the nut through elastic force application of the spring to the limiting plate, the phenomenon that the nut slips after long-time use is avoided, the nut is prevented from sliding off from the surface of the connecting pipe, and the problem that the conventional clamping sleeve type pipe fitting cannot limit and fix the pipe fitting and the pipe fitting is easy to slide is solved.

2. According to the utility model, the sealing ring is arranged, so that the pipe fitting can be sealed, and the tightness of the pipe fitting is improved.

3. According to the utility model, the clamping block and the clamping groove can be tightly attached through the arrangement of the soft cushion, the clamping block is prevented from moving in the clamping groove at will, and meanwhile, the limiting groove and the limiting block can be tightly attached.

Drawings

FIG. 1 is a front sectional structural schematic view of the present invention.

Fig. 2 is a left side view of the nut of the present invention.

Fig. 3 is a partial perspective view of the present invention.

Fig. 4 is a partially enlarged view of a portion a of fig. 1 according to the present invention.

In the figure, 1, fixing the disc; 2. a connecting pipe; 3. a clamping block; 4. a limiting groove; 5. an external thread; 6. a pipe orifice; 7. a card slot; 8. an internal thread; 9. a limiting block; 10. a nut; 11. a seal ring; 12. a placement groove; 13. a spring; 14. a movable plate; 15. a limiting plate; 16. a soft cushion.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

As shown in fig. 1-4, the ferrule type copper pipe fitting comprises a fixed disk 1, wherein connecting pipes 2 are respectively arranged on the left and right sides of the fixed disk 1, external threads 5 are arranged on the surfaces of the connecting pipes 2, clamping blocks 3 are respectively arranged on the upper and lower sides of the surfaces of the connecting pipes 2, limiting grooves 4 are respectively arranged on the front and rear sides of the surfaces of the connecting pipes 2, pipe orifices 6 are arranged on the sides of the connecting pipes 2 away from the fixed disk 1, placing grooves 12 are respectively arranged on the upper and lower sides of the inside of the pipe orifices 6, springs 13 are arranged inside the placing grooves 12, a movable plate 14 is arranged at one end of each spring 13 away from the inner wall of each placing groove 12, a limiting plate 15 is arranged on one side of each movable plate 14 away from the spring 13, nuts 10 are arranged on the surfaces of the connecting pipes 2, internal threads 8 are arranged inside the nuts 10, the internal threads 8 are in threaded connection with the external threads 5, clamping grooves 7 are respectively arranged on the upper and lower sides of the inner cavities of the nuts 10, and the clamping grooves 7 are matched with the clamping blocks 3, the front side and the rear side of the inner cavity of the screw cap 10 are both provided with a limiting block 9, and the limiting block 9 is matched with the limiting groove 4, through the arrangement of the fixed disc 1, the connecting pipe 2, the pipe orifice 6, the fixture block 3, the clamping groove 7, the screw cap 10, the limiting block 9, the limiting groove 4, the spring 13 and the limiting plate 15, the fixture block 3 enters the inner wall of the clamping groove 7, the limiting block 9 enters the inner wall of the limiting groove 4, the nut 10 and the connecting pipe 2 can be fixed, the tightness between the nut 10 and the connecting pipe 2 is improved, simultaneously through the elastic force application of spring 13 to limiting plate 15 for limiting plate 15 can carry on spacingly to nut 10, avoids nut 10 to appear smooth phenomenon after long-time use, leads to going out from the surface landing of connecting pipe 2, has solved present cutting ferrule formula pipe fitting and can't carry out spacing fixed to the pipe fitting, easily leads to the problem of the easy landing of pipe fitting.

The surface of the connecting pipe 2 is provided with a sealing ring 11, and the sealing ring 11 is located between the nut 10 and the fixing disc 1, in this embodiment, the pipe fitting can be sealed by the sealing ring 11, and the tightness of the pipe fitting is improved.

The inner wall of spacing groove 4 and the inner wall of draw-in groove 7 all are provided with cushion 16, and cushion 16 is the rubber material, in this embodiment, through the setting of cushion 16, can closely laminate between fixture block 3 and draw-in groove 7, avoid fixture block 3 to take place to remove at will in draw-in groove 7, also can closely laminate between spacing groove 4 and stopper 9 simultaneously.

The diameter of fixture block 3 is less than the diameter of draw-in groove 7, and the diameter of spacing groove 4 is greater than the diameter of stopper 9, and in this embodiment, through this kind of setting, the inside that the fixture block 3 got into draw-in groove 7 of being convenient for and stopper 9 get into the inside of spacing groove 4 to the convenience is fixed between nut 10 and connecting pipe 2.

The other end of limiting plate 15 runs through mouth of pipe 6 and extends to the top of mouth of pipe 6, and the length that limiting plate 15 extends is higher than connecting pipe 2, in this embodiment, through this kind of setting, can block nut 10, avoids nut 10 to drop from the surface of connecting pipe 2.

The distance of the fixture block 3 of both sides equals around its surface both sides spacing groove 4 about connecting pipe 2, and the distance of the draw-in groove 7 of both sides equals around its inner chamber both sides spacing block 9 about nut 10 inner chamber, and in this embodiment, through this kind of setting, be convenient for cooperate the use between fixture block 3 and draw-in groove 7 and between spacing groove 4 and spacing block 9.

The working principle of the utility model is as follows: during the use, at first press the limiting plate 15 of both sides from top to bottom, make limiting plate 15 extrude spring 13 through fly leaf 14, then establish nut 10 cover on the surface of connecting pipe 2, make draw-in groove 7 in the nut 10 aim at the fixture block 3 on connecting pipe 2 surface, and stopper 9 aims at the spacing groove 4 on connecting pipe 2 surface, can screw after aiming at, make fixture block 3 get into the inside of draw-in groove 7, stopper 9 gets into the inside of spacing groove 4 and fixes, elastic force application through spring 13 simultaneously, make spring 13 drive limiting plate 15 through fly leaf 14 and get back to initial position department can.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Claims

1. A ferrule type copper pipe fitting, comprising a fixing plate (1), characterized in that both left and right sides of the fixing plate (1) are provided with connecting pipes (2), and the connecting pipes (2) are The surface is provided with external threads (5), the upper and lower sides of the surface of the connecting pipe (2) are provided with clamping blocks (3), and the front and rear sides of the surface of the connecting pipe (2) are provided with limit slots (4), A nozzle (6) is provided on the side of the connecting pipe (2) away from the fixing plate (1), and placement grooves (12) are provided on both the upper and lower sides inside the nozzle (6). 12) is provided with a spring (13) inside, the end of the spring (13) away from the inner wall of the placement slot (12) is provided with a movable plate (14), and the movable plate (14) is arranged at one side away from the spring (13) A limiting plate (15), the surface of the connecting pipe (2) is provided with a nut (10), the interior of the nut (10) is provided with an internal thread (8), and the internal thread (8) is connected with the external thread (5) are threadedly connected, the upper and lower sides of the inner cavity of the nut (10) are provided with clamping grooves (7), and the clamping grooves (7) are used in cooperation with the clamping block (3). Limiting blocks (9) are provided on both front and rear sides of the inner cavity of the cap (10), and the limiting blocks (9) are used in cooperation with the limiting grooves (4).

2 . The ferrule type copper pipe fitting according to claim 1 , wherein a sealing ring ( 11 ) is provided on the surface of the connecting pipe ( 2 ), and the sealing ring ( 11 ) is located on the nut ( 10 ). 3 . ) and the fixed plate (1).

3 . The ferrule type copper pipe fitting according to claim 1 , wherein the inner wall of the limiting groove ( 4 ) and the inner wall of the clamping groove ( 7 ) are provided with a cushion ( 16 ), and The cushion (16) is made of rubber.

4 . The ferrule type copper pipe fitting according to claim 1 , wherein the diameter of the clamping block ( 3 ) is smaller than the diameter of the clamping slot ( 7 ), and the diameter of the limiting slot ( 4 ) larger than the diameter of the stopper (9).

5. A ferrule type copper pipe fitting according to claim 1, characterized in that the other end of the limiting plate (15) penetrates the nozzle (6) and extends above the nozzle (6), And the extended length of the limiting plate (15) is higher than that of the connecting pipe (2).

6 . The ferrule type copper pipe fitting according to claim 1 , wherein the clamping blocks ( 3 ) on the upper and lower sides of the connecting pipe ( 2 ) reach the limit grooves ( 4 ) on the front and rear sides of the surface of the connecting pipe ( 2 ). 7 . The distances are equal, and the distances from the clamping grooves (7) on the upper and lower sides of the inner cavity of the nut (10) to the limit blocks (9) on the front and rear sides of the inner cavity are equal.