CN212744687U

CN212744687U - Movable external joint

Info

Publication number: CN212744687U
Application number: CN202021596666.5U
Authority: CN
Inventors: 叶雁波
Original assignee: Ningbo Dijia Intelligent Technology Co ltd
Current assignee: Ningbo Dijia Intelligent Technology Co ltd
Priority date: 2020-08-04
Filing date: 2020-08-04
Publication date: 2021-03-19
Anticipated expiration: 2030-08-04

Abstract

The utility model discloses an activity external joint, including first joint, second joint, first joint is articulated at the tip with the second joint, and first joint sets up the draw-in groove on the tip in addition, the T type, both ends and top notch, and the second joint tip in addition sets up mounting groove and its top notch in order to peg graft tubular product to first joint articulated second joint, wherein with the first joint draw-in groove butt joint arris strip on the tubular product, with second joint mounting groove grafting tubular product, articulated structure is convenient for adjust the contained angle of two tubular products, convenient to use.

Description

Movable external joint

Technical Field

The utility model relates to a tubular product connecting piece technical field, concretely relates to activity external joint.

Background

When the pipes are connected, the relative positions of the two pipes are fixed by generally adopting the fixing of a bracket, a supporting rod and the like, the connection between the bracket and the supporting rod and the pipes is realized by adopting the matching mode of an end plate and a bolt, the requirement on the pipe structure is higher, the butt joint is inconvenient, in addition, the bracket, the supporting rod and the like are generally fixed structures, the angle between the two pipes cannot be adjusted again, and the improvement is needed.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical defect, the utility model provides a following technical scheme:

the movable external joint comprises a first joint and a second joint, wherein the first joint is hinged with the second joint at the end part, a clamping groove, a T-shaped groove, two ends and a top notch are arranged on the other end part of the first joint, and the other end part of the second joint is provided with a mounting groove and the top notch is used for inserting pipes.

The first joint is hinged to the second joint, the first joint clamping groove is used for butt joint of the ribs on the pipe, the second joint mounting groove is used for inserting the pipe, the hinge structure is convenient to adjust the included angle of the two pipes, and the use is convenient.

Further, set up many protruding stupexes on the mounting groove inside wall, extend along connecting the axial, protruding stupefied side is opened jaggedly to the solid tubular product lug of card improves stability.

Furthermore, protruding ridges are uniformly distributed along the circumferential direction of the side wall of the mounting groove.

Furthermore, notches are formed in the two opposite side faces of the convex edge in a staggered mode, and stability is improved.

Furthermore, the outer side surfaces of the joint end parts corresponding to the groove walls on the two sides of the clamping groove are inclined planes, so that the weight is reduced, and meanwhile, the butt joint with the pipe is prevented from being influenced.

Furthermore, notches are formed in the groove walls on the two sides of the clamping groove, and the pipe protruding blocks are clamped, so that stability is improved.

Furthermore, the extending direction of the clamping groove is perpendicular to the axial direction of the first connector.

Furthermore, the other end part of the second joint is provided with a hinge groove, the corresponding end part of the first joint is provided with a connecting piece, and the connecting piece is inserted into the hinge groove to be matched with the shaft body to form a hinge structure.

Further, first joint, second joint are split type structure, wherein divide into two parts with first joint axial and along the cross-section that draw-in groove extending direction formed, along the second joint axial with second joint, mounting groove branch into two parts, conveniently with tubular product butt joint.

Furthermore, the two parts of the first joint and the second joint are fixed by fasteners.

Preferably, the fastener is bolt, nut, and the radial trompil on first joint, the second joint makes things convenient for components of a whole that can function independently fastening shaping.

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

1. the movable outer joint adopts a two-joint hinge structure, and is convenient to use due to the fact that the groove is used for butt joint of pipes.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a block diagram of the present joint;

FIG. 2 is a block diagram of the present joint;

FIG. 3 is a block diagram of the present joint;

wherein the reference numerals are:

1. a first joint; 2. a second joint; 3. a card slot; 4. mounting grooves; 5. convex edges; 6. a notch; 7. a connecting member; 8. a hinge slot; 9. a nut; 10. a bolt; 11. a left portion; 12. a right portion; 13. a convex column; a. the extending direction of the clamping groove.

Detailed Description

The invention will be further explained with reference to the drawings and the specific embodiments.

Referring to fig. 1 and 2, the movable external joint includes a first joint 1 and a second joint 2, the first joint and the second joint are hinged at the end portions, as shown in the figure, a connecting member 7 is fixed at the end portion of the first joint, a hinge groove is formed at the corresponding end portion of the second joint, the connecting member in fig. 2 and 3 is a plate body or a column body, and the like, holes are formed on two opposite surfaces, the corresponding hinge groove 8 adopts a two-plate structure, and a convex column 13 is fixed on the wall of the groove to form a hinge structure. It is also possible to use a single end plate hinge structure, which is commonly available in the market, and fix the single end plate at the end of the first joint, and fix the single end plate at the end of the corresponding second joint, and the matched pin shaft is hinged.

The end of the first joint is provided with a clamping groove 3, a T-shaped groove, two ends and a top grooving opening, in the figures 1 and 2, the end face of the joint is directly grooved to form the T-shaped clamping groove, if the end face of the joint is grooved, the groove wall forming convex edges 4 on two sides of the top groove opening form the T-shaped clamping groove.

Of course, the T-shaped slot may be formed first and fixed by welding, gluing, etc. according to the material.

Preferably, notches are formed in the groove walls on the two sides of the notch in the top so as to clamp and fix the convex block on the pipe, and stability is improved.

The other end of the second joint is provided with a mounting groove 4, the top of the second joint is provided with a notch for inserting pipes, the mounting groove is directly recessed in the end face of the joint in figure 1, a T-shaped clamping groove can be formed in advance, and the T-shaped clamping groove can be fixed in a welding mode, an adhesive mode and the like according to different materials.

Wherein, fixed many protruding stupefied 5 on the mounting groove inside wall, as shown in fig. 1, like direct integrated into one piece, protruding stupefied along connecting the axial extension, protruding stupefied side is opened jaggedly 6, and the bulge piece on the solid tubular product of aim at card improves stability, to protruding stupefied distribution, can adjust according to the shape of tubular product, if protruding stupefied along mounting groove lateral wall circumference equipartition, or along the fixed protruding stupefied of different distances in mounting groove lateral wall interval.

In order to further improve the stability, the opposite two side surfaces of the convex edge are preferably provided with notches in a staggered mode, and the convex block on the pipe is clamped and fixed, so that the stability is improved.

In addition, for making things convenient for the butt joint of this external joint and tubular product, preferably, first, the second connects and adopts split type structure, as shown in fig. 3, first joint axial forms the cross-section with draw-in groove extending direction and divide into left part 11, right part 12 with first joint, draw-in groove, better, the connecting piece equally divide into two parts, under the above-mentioned structure, left and right parts are fixed the back, first joint and draw-in groove, connecting piece shaping, left and right parts merge the back and fix with the draw-in groove with the rib on the tubular product.

For the second joint, the second joint and the mounting groove are divided into two parts in the axial direction of the first joint, and more preferably the hinge groove is also divided into two parts, in the case of double end plates, each of which occupies one end plate, divided from the area between the double end plates.

As for the left and right fixing modes, external cladding fixing can be selected, such as direct clamping by a hoop, or the left and right parts can be fixed by adopting a fastener, such as a screw, a bolt and a nut, preferably, a part outside a joint mounting groove or a clamping groove is provided with a hole, the bolt 10 extends into the hole, and the nut 9 is screwed.

The angle between the extending direction a of the clamping groove and the axial direction of the first joint can be adjusted according to the condition, or the angle between the extending direction of the depth of the mounting groove and the axial direction of the second joint is adjusted to correspond to the butt joint requirement of two pipes.

Preferably, the extending direction a of the T-shaped clamping groove is perpendicular to the axial direction of the first connector, and the other end part of the second connector is inwards recessed along the axial direction to form an installation groove, so that the use is convenient.

Example 1

Referring to fig. 1, 2 and 3, the movable external joint includes a first joint 1, a second joint 2, a connecting member 7 integrally formed at an end of the first joint, a plate body, two end plates integrally formed at an end corresponding to the second joint to form a hinge groove 8, holes formed at two opposite surfaces of the connecting member body, and a protruding column 13 formed at an end plate surface of the corresponding hinge groove to form a hinge structure.

In this embodiment, the end face of the first joint is grooved, the two ends and the top are grooved, the grooves on the two sides of the top are formed into the protruding edges to form the T-shaped grooves 3, and preferably, the protruding edges 5 on the two sides of the top are provided with the notches 6.

In this embodiment, the other end of the second joint is directly axially recessed to form a mounting groove 4, wherein a plurality of protruding ridges 5 are uniformly distributed on the inner side wall of the mounting groove along the circumferential direction, as shown in fig. 1, the protruding ridges are directly integrally formed, the protruding ridges extend along the axial direction of the joint, and notches 6 are formed on the two opposite side surfaces of the protruding ridges in a staggered manner.

In this embodiment, the first and second connectors are of a split structure, and as shown in fig. 3, a cross section is formed in the axial direction of the first connector and the extending direction of the slot to divide the first connector, the slot, and the connecting member equally into a left portion 11 and a right portion 12.

For the second joint, the mounting groove and the hinge groove are divided into a left part 11 and a right part 12 along the axial direction of the first joint.

The left and right parts of the joint are fixed by fasteners, as shown in fig. 3, holes are radially formed in the part below the first joint clamping groove above the second joint mounting groove, the bolt 10 extends into the holes, and the nut 9 is screwed.

In this embodiment, the extending direction a of the T-shaped slot is perpendicular to the axial direction of the first joint, and preferably, the outer side surfaces of the joint ends corresponding to the slot walls on both sides of the slot are inclined planes, so as to reduce the weight and avoid affecting the butt joint with the pipe.

When the pipe joint is used, the left part and the right part of the first joint are used for clamping and fixing the upper edge strips or the T-shaped convex edges of the pipe, then the bolt and the nut are screwed, then the two parts of the hinge grooves of the left part and the right part of the second joint correspond to the connecting piece, the end part of the pipe is clamped and fixed in the mounting groove, and the bolt and the nut are screwed.

Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and 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 activity external joint, including first joint, second joint, its characterized in that: the first joint is articulated at the tip with the second joint, sets up draw-in groove, T type, both ends and top fluting on the first joint tip in addition, and the second connects tip in addition and sets up mounting groove and its top fluting in order to peg graft tubular product.

2. The movable external joint of claim 1, wherein: the mounting groove inner side wall is provided with a plurality of convex edges extending along the axial direction of the joint, and the side surfaces of the convex edges are provided with notches.

3. The movable external joint of claim 2, wherein: and the convex edges are uniformly distributed along the circumferential direction of the side wall of the mounting groove.

4. The movable external joint of claim 2, wherein: the opposite two side surfaces of the convex edge are provided with notches in a staggered way.

5. The movable external joint of claim 1, wherein: the outer side surfaces of the joint end parts corresponding to the groove walls on the two sides of the clamping groove are inclined planes.

6. The movable external joint of claim 1, wherein: notches are arranged on the groove walls at the two sides of the clamping groove.

7. The movable external joint of claim 1, wherein: the extending direction of the clamping groove is perpendicular to the axial direction of the first connector.

8. The movable external joint of claim 1, wherein: the other end of the second joint is provided with a hinge groove, and the corresponding end of the first joint is provided with a connecting piece which is inserted into the hinge groove to match with the shaft to form a hinge structure.

9. The movable external joint of any one of claims 1-8, wherein: the first connector and the second connector are both of split structures, the first connector is divided into two parts by the cross section formed in the axial direction of the first connector and in the extending direction of the clamping groove, and the second connector and the mounting groove are divided into two parts along the axial direction of the second connector.

10. The movable external joint of claim 9, wherein: the two parts of the first joint and the second joint are fixed by fasteners;

preferably, the fastener is a bolt or a nut, and the first joint and the second joint are provided with radial holes.