CN203641741U

CN203641741U - Pipe connector

Info

Publication number: CN203641741U
Application number: CN201320889656.4U
Authority: CN
Inventors: 王俊蛟; 段泉; 罗孟; 庞雪锋
Original assignee: Guangxi Yuchai Machinery Co Ltd
Current assignee: Guangxi Yuchai Machinery Co Ltd
Priority date: 2013-12-31
Filing date: 2013-12-31
Publication date: 2014-06-11
Anticipated expiration: 2023-12-31

Abstract

The utility model discloses a pipe connector. The pipe connector comprises an installing shaft which is a pipe fitting, a guiding sleeve formed by two sliding blocks which are in threaded connection and provided with a cylindrical stepped guiding cavity, a clamp head with a barrel-shaped structure formed by splicing multiple clamp pieces with circular-arc end faces, axially extending semi-circular ball grooves on the outer sides of the clamp pieces, supporting springs arranged between spring supporting holes and the clamp pieces and a clamping spring arranged between the outer end of the guiding sleeve and a clamp piece installing portion. A first pipe fitting arranged at one end of the pipe fitting and connected with a threaded head, and the inner side of the other end of the pipe fitting is provided with the clamp piece installing portion protruding radially. A small cavity is in sleeved connection with a slidable adaptor in the middle of the installing shaft. A larger cavity is in sleeved connection with a slidable adaptor on the outer edge of the radially-protruding clamp piece installing portion of the installing shaft. The outer sides of the clamp pieces are matched with the semi-circular ball grooves and used for accommodating balls. The pipe connector controls an opening angle of the clamp pieces through the balls moving in the grooves so as to adapt to pipe fittings different in pipe diameter in connection and is high in connecting efficiency, convenient to dismount and wide in application range.

Description

Pipe joint

Technical field

The utility model relates to pipe fitting connection area, particularly a kind of pipe joint.

Background technique

Often need to clamp pipe part in machinery assembling field, be all generally to connect respectively two sections of pipe parts with one section of sebific duct at present, then tightens two ends with hoop respectively, to realize connection, the sealing of pipe joint.

But just temporarily link up in some local this connection, and do not need sealing, can seem very loaded down with trivial details so by above-mentioned method, joint efficiency is low; In addition, because the interface of the other one end connecting is all generally certain, for the target tube of different-diameter, need to customize specific sebific duct, limit the using scope of above-mentioned connecting means.

The utility model is a kind of rapid pipe joint, can be fast by tracheae etc., other do not need tubing and the target tube joint of sealing to couple together, and for convenience detach.

Model utility content

The utility model is in order to overcome defect in above-mentioned prior art, provides a kind of simple and reasonable, and joint efficiency is high, for convenience detach, pipe joint applied widely.

For achieving the above object, provide a kind of pipe joint according to the utility model, comprising:

Installation shaft, it is pipe fitting, one end has the first pipe fitting connecting thread head, the other end inner side has the intermediate plate assembly department of radially outward radiation, described intermediate plate assembly department is multiple, be distributed on installation shaft radial cross section circumference, the pin-and-hole that each intermediate plate assembly department all has intermediate plate mounting groove and is connected with intermediate plate pin, the installation shaft in described intermediate plate assembly department outside is circumferentially evenly equipped with spring supporting hole;

Guide sleeve, it is that two slide blocks are connected by screw and form, and has cylindric ladder directed cavity, wherein slidably adaptive socket of loculus and installation shaft middle part; The outer rim of the intermediate plate assembly department that large chamber and installation shaft are radially protruded is adaptive socket slidably, and the sidewall front end in large chamber has semicircle groove;

Chuck, for by multiple end faces being the circular-arc intermediate plate cylinder-like structure that is put together, intermediate plate the inner has the adaptive inserted block of installing of intermediate plate mounting groove with intermediate plate assembly department, is installed in installation shaft rotating intermediate plate by bearing pin; The outer end inner side of intermediate plate offers the annular slot with the adaptive clamping of mouth of pipe flange of the second pipe fitting; The outside of intermediate plate has axially extended semicircle ball grooves, and it coordinates and hold ball with semicircle groove;

Between spring supporting hole and described intermediate plate, be laid with supported spring, between guide sleeve outer end and intermediate plate assembly department, be laid with fastening spring.

In technique scheme, the other end center of installation shaft has screw thread preformed hole.

In technique scheme, intermediate plate assembly department is three, and intermediate plate is three.

In technique scheme, the angle between each intermediate plate assembly department is 120 degree; Each intermediate plate end face arc angle is 120 degree.

In technique scheme, spring supporting hole is six, circumferentially uniform along described installation shaft.

Compared with prior art, the utlity model has following beneficial effect: this pipe joint structure advantages of simple, the angle that intermediate plate opens is controlled in the movement by ball in groove, connects with the pipe fitting that adapts to different tube diameters, joint efficiency is high, for convenience detach, applied widely.

Accompanying drawing explanation

Fig. 1 is the axial sectional structure schematic diagram of the installation shaft of pipe joint of the present utility model;

Fig. 2 is the sectional structure schematic diagram of the A-A direction of Fig. 1;

Fig. 3 is the sectional structure schematic diagram of the B-B direction of Fig. 1;

Fig. 4 is the axial sectional structure schematic diagram of the guide sleeve of pipe joint of the present utility model;

Fig. 5 is the side-looking structural representation of pipe joint of the present utility model;

Fig. 6 is the sectional structure schematic diagram of the E-E direction of Fig. 5;

Fig. 7 is the sectional structure schematic diagram of the F-F direction of Fig. 5;

Fig. 8 is the sectional structure schematic diagram of the G-G direction of Fig. 7;

Fig. 9 is the sectional structure schematic diagram of the H-H direction of Fig. 6;

Figure 10 is the main TV structure schematic diagram of the intermediate plate of pipe joint of the present utility model;

Figure 11 is the clip side TV structure schematic diagram of pipe joint of the present utility model;

Figure 12 is the intermediate plate sectional structure schematic diagram of pipe joint of the present utility model;

Figure 13 is the use view of pipe joint of the present utility model;

Description of reference numerals:

1-installation shaft, 11-thread head, 12-intermediate plate assembly department, 13-pin-and-hole, 14-spring supporting hole, 15-supported spring, 16-preformed hole, 2-guide sleeve, 21-screw, 22-semicircle groove, 221-ball, 3-chuck, 31-intermediate plate, 32-bearing pin, 33-annular slot, the semicircle ball grooves of 34-, 35-fastening spring.

Embodiment

Below in conjunction with accompanying drawing, an embodiment of the present utility model is described in detail, but is to be understood that protection domain of the present utility model is not subject to the restriction of embodiment.It will be appreciated that, mentioned in following mode of execution of the present utility model " on ", D score, " left side ", " right side ", " front " and " reverse side " be all take the direction shown in each figure as benchmark, these words that are used for limiting direction are only used to be convenient to explanation, do not represent the restriction to the concrete technological scheme of the utility model.

Pipe joint structure advantages of simple of the present utility model, the angle that intermediate plate opens is controlled in the movement by ball in groove, is connected adapting to the pipe fitting of different tube diameters, and joint efficiency is high, for convenience detach, applied widely.

Detailed description by way of example but unrestriced mode has illustrated the disclosure, should be understood that the realization that can be combined by independent realization or with other aspects in various aspect of the present disclosure below.This specification clearly enables those skilled in the art to manufacture and uses us to believe for new and non-obvious improvement, describe some embodiments, alternative, modification, alternative and system applies, comprised the current best mode that is considered to carry out the model utility principle of describing in this specification.In the time describing element or feature and/or embodiment, be intended to expression titled with " one " " one " " be somebody's turn to do " and " described " and there are one or more in element or feature.Term " comprises " that " comprising " and " having " is intended to is comprising property, and also has extra element or feature beyond being illustrated in those specifically described elements or feature.

As shown in Figures 1 to 12, the concrete structure of this pipe joint comprises: installation shaft 1 and guide sleeve 2, and be laid in installation shaft 1, and be positioned at the chuck 3 of guide sleeve 2.One end of installation shaft 1 is connected with the first pipe fitting to be connected, guide sleeve 2 is sleeved on the other end of installation shaft 1, the angle that chuck 3 intermediate plates open is controlled in movement by the ball between guide sleeve 2 and chuck 3 in groove, be connected with the second pipe fitting of different tube diameters adapting to, joint efficiency is high, for convenience detach, applied widely.

As shown in Figure 1 to Figure 3, installation shaft 1 is pipe fitting, right-hand member has the thread head 11 being connected with the first pipe fitting, left end inner side has the intermediate plate assembly department 12 of radially outward radiation, intermediate plate assembly department 12 is three, be distributed on installation shaft 1 radial cross section circumference, the angle between each intermediate plate assembly department 12 is 120 degree, the pin-and-hole 13 that each intermediate plate assembly department 12 all has intermediate plate mounting groove and is connected with intermediate plate pin; The installation shaft 1 in intermediate plate assembly department 12 outsides is circumferentially evenly equipped with six spring supporting holes 14, supports chuck 3 intermediate plates and opens for placing supported spring 15.The tapped hole at the left end center of installation shaft 1 is preformed hole 16, in tapped hole, the extension mechanism that concrete environment is used can be installed.

As shown in Figure 4, guide sleeve 2 is formed by connecting by screw 21 for upper and lower two slide blocks, has cylindric ladder directed cavity, and wherein, loculus and installation shaft 1 middle part be adaptive socket slidably; The outer rim of the intermediate plate assembly department 12 that large chamber and installation shaft 1 are radially protruded is adaptive socket slidably, the sidewall front end in large chamber has semicircle groove 22, chuck 3 can be fixed on ball in the groove of chuck 3 intermediate plates after clamping with target pipe fitting (the second pipe fitting), the angle that intermediate plate opens is controlled in movement by ball in groove, is connected adapting to the pipe fitting of different tube diameters.

As shown in Figure 10 to Figure 12, chuck 3 is that circular-arc intermediate plate 31 is put together by three end faces, and each intermediate plate 31 end face arc angles are 120 °, and three 120 ° circular-arc intermediate plates 31 piece together the cylindric chuck 3 of 360 °.Intermediate plate 31 the inners have the adaptive inserted block of installing of intermediate plate mounting groove with intermediate plate assembly department 12, are installed in installation shaft 1 rotating intermediate plate 31 by bearing pin 32.The outer end inner side of intermediate plate 31 offers the annular slot 33 with the adaptive clamping of mouth of pipe flange of the second pipe fitting.The outside of intermediate plate 31 has axially extended three semicircle ball grooves 34, and it coordinates and hold ball 221 with semicircle groove 22, facilitates ball to roll inside, controls by the stroke of ball the angle that intermediate plate opens, thereby realizes the object that clamps the second pipe fitting.

When assembling, in the rotating intermediate plate assembly department 12 that is installed to installation shaft 1 of inserted block of chuck 3 by intermediate plate 31 the inners, the loculus of guide sleeve 2 and installation shaft 1 middle part be adaptive socket slidably, and chuck 3 is positioned at the large chamber of guide sleeve 2, and guide sleeve 2 is stretched out in outer end.The semicircle ball grooves 34 of chuck 3 coordinates and holds ball with the semicircle groove 22 of guide sleeve 2.Between guide sleeve 2 outer ends and intermediate plate assembly department 12, be also laid with fastening spring 35, chuck 3 is during by the interior pull-out of guide sleeve 2, and intermediate plate assembly department 12 pushes fastening spring 35 and form the interior receipts clamping force of chuck 3, to clamp target pipe fitting.

As shown in figure 13, when use, first with hand by chuck 3 by the interior pull-out of guide sleeve 2, intermediate plate 31 automatically opens under the effect of supported spring 15, then chuck 3 is inserted in to the correct position of the second pipe fitting; Finally unclamp hand, under fastening spring 35 effects, guide sleeve 2 moves forward, the dehiscing of chuck 3 reduces, until clamp the second pipe fitting, make the adaptive clamping of the annular slot 33 of chuck 3 and the mouth of pipe flange of the second pipe fitting, clamp action to complete, the first pipe fitting is connected with the thread head 11 of installation shaft 1 right-hand member; While unclamping, only need to repeat the action clamping.

To sum up, this pipe joint structure advantages of simple, the angle that intermediate plate opens is controlled in the movement by ball in groove, is connected adapting to the pipe fitting of different tube diameters, and joint efficiency is high, for convenience detach, applied widely.

Disclosed is above only several specific embodiment of the present utility model, and still, the utility model is not limited thereto, and the changes that any person skilled in the art can think of all should fall into protection domain of the present utility model.

Claims

1. a pipe joint, is characterized in that, comprising:

Chuck, for by multiple end faces being the circular-arc intermediate plate cylinder-like structure that is put together, described intermediate plate the inner has the adaptive inserted block of installing of intermediate plate mounting groove with intermediate plate assembly department, is installed in installation shaft rotating intermediate plate by bearing pin; The outer end inner side of described intermediate plate offers the annular slot with the adaptive clamping of mouth of pipe flange of the second pipe fitting; The outside of described intermediate plate has axially extended semicircle ball grooves, and it coordinates and hold ball with semicircle groove;

Between described spring supporting hole and described intermediate plate, be laid with supported spring, between described guide sleeve outer end and intermediate plate assembly department, be laid with fastening spring.

2. pipe joint according to claim 1, is characterized in that: the other end center of described installation shaft has screw thread preformed hole.

3. pipe joint according to claim 1, is characterized in that: described intermediate plate assembly department is three, and described intermediate plate is three.

4. pipe joint according to claim 3, is characterized in that: the angle described in each between intermediate plate assembly department is 120 degree; Described in each, intermediate plate end face arc angle is 120 degree.

5. pipe joint according to claim 1, is characterized in that: described spring supporting hole is six, circumferentially uniform along described installation shaft.