TWI642870B - Adjustable angle connector - Google Patents

Abstract

An angle adjustable joint includes a first positioning plate and at least one pair of adjusting connection units. Each of the adjusting and connecting units includes a first fixing hole, a first sliding slot extending along a circular arc track centered on the first fixing hole, and an adjustablely disposed on the first fixing hole and the first sliding a connecting tube of the slot, a shaft member, and a fastener disposed on the connecting tube and the first sliding slot, the connecting tube has a through hole and a positioning hole, and the supporting shaft member is disposed in the first fixing hole Positioning with the perforation and positioning, and the connecting tube is rotatable about the pivoting member, the fastener is adjustably passed through the first sliding slot and the positioning hole, and is positioned on the first positioning plate and the connecting tube Thereby, the connection angle of the connecting pipe can be adjusted.

Description

Adjustable angle connector

The present invention relates to a joint for joining pipe fittings, and more particularly to an angle adjustable joint.

As shown in FIG. 1 , a conventional scaffolding joint 1 includes a first hollow tube 11 extending up and down, a second hollow tube 12 extending forwardly and through the first hollow tube 11 , and a left and right A plurality of tubes 15 are connected to the joint 1 by a plurality of screws 14 extending through the first hollow tube 11 and the third hollow tube 13 of the second hollow tube 12.

As shown in FIG. 2, a conventional tent connector 2 is made of a plastic material and includes a bent pipe 21 bent at 135 degrees and having two nozzles, and a bent pipe 21 is vertically upward. The hollow tube 22, which extends and has a nozzle, can be connected to the connector 2 by interposing a plurality of tube members 23 into the nozzles with a tight fit.

With the above-mentioned connecting heads 1, 2, although a plurality of pipe members 15, 23 can be combined and connected to the skeleton of the body and applied to a combined product of a tent, a sunshade frame, a folding table, etc., the above-mentioned connector 1, 2 The combined connection angle of each pipe member 15 and 23 cannot be adjusted, and the connection can only be combined at a fixed angle, which is not only inconvenient to use, but also cannot meet the actual use requirements.

Accordingly, it is an object of the present invention to provide an adjustable angle joint that adjusts the angle of attachment and that facilitates use.

Thus, the angled joint of the present invention comprises a first positioning plate and at least one pair of adjustment connection units.

Define an axis that passes vertically through the first positioning plate.

The at least one pair of adjusting connecting units are symmetrically disposed on the axis and disposed in the first positioning plate along a first direction, and each adjusting connecting unit includes a first fixing hole extending from a top surface of the first positioning plate to a bottom surface, a first chute extending from a top surface of the first positioning plate to the bottom surface and outside the first fixing hole and extending along a circular arc track centered on the first fixing hole, is adjustably disposed on the first sliding hole a connecting tube of the first fixing hole and the first sliding slot, a supporting shaft member connected to the first fixing hole and the connecting tube, and a fastener adjustably disposed on the connecting tube and the first sliding slot And the connecting tube has a pair of perforations that should be the first fixing holes, and a pair of positioning holes that should be the first sliding slot, the supporting shaft member is inserted into the first fixing hole and the connecting tube and is positioned, so that The connecting tube can be rotated about the pivoting member, and the fastener is adjustably passed through the first sliding slot and the positioning hole to be positioned on the first positioning plate and the connecting tube.

The utility model has the advantages that the support shaft member passes through the through hole and is fixed by the first fixing hole, so that the connecting tube can rotate around the support shaft member, thereby adjusting the connection angle of the connecting tube, The utility model can meet the actual use requirements. At the same time, the connecting tube can be fixed by the fastener matching the design of the first sliding slot, which is convenient to use.

Before the present invention is described in detail, it should be noted that relative positional terms used in the following description, such as "front and rear", "left and right", and "top and bottom", are based on the orientation shown in FIG.

Referring to FIG. 3 and FIG. 4, an embodiment of the angle-adjustable joint 300 of the present invention comprises a first positioning plate 3, a second positioning plate 4, two pairs of adjustment connecting units 5, and a center tube 6.

The first positioning plate 3 is substantially in the shape of a four-pointed plum, and defines an axis X that passes vertically through the first positioning plate 3. The first positioning plate 3 includes a first central hole 31 surrounding the axis X and penetrating the top and a plurality of anti-twist holes 32 extending through the top.

The second positioning plate 4 is spaced apart from the first positioning plate 3 along the axis X. The shape of the second positioning plate 4 is the same as that of the first positioning plate 3, and is in the shape of a four-pointed plum. The second positioning plate 4 includes a second central hole 41 surrounding the axis X and penetrating the top and bottom, and a plurality of anti-twist holes 42 extending through the top and bottom, and the shape of the second central hole 41 and the first central hole 31 The size is essentially the same.

The two pairs of adjustment connection units 5 are disposed on the first positioning plate 3 and the second positioning plate 4, wherein the pair of adjustment connection units 5 are symmetric with respect to the axis X and extend along a first direction L1 perpendicular to the axis X, The other pair of adjustment connecting units 5 are symmetric with respect to the axis X and disposed along the first positioning plate 3 and the second positioning plate 4 along a second direction L2 substantially perpendicular to the first direction L1 and the axis X. Each of the adjusting and connecting units 5 includes a first hole group 51 formed on the first positioning plate 3, and a second hole group 52 formed on the second positioning plate 4 and corresponding to the first hole group 51. And a connecting tube group 53 connected to the first hole groove group 51 and the second hole groove group 52.

The first slot group 51 has a first fixing hole 511 , a first sliding slot 512 , and an insertion hole 513 . The first fixing hole 511 extends from the top surface of the first positioning plate 3 to the bottom surface and is adjacent to the first center hole 31. The first sliding slot 512 extends from the top surface of the first positioning plate 3 to the bottom surface, and is located outside the first fixing hole 511 and extends along a circular arc track centered on the first fixing hole 511. Preferably, The arc length of the first sliding slot 512 is between 45 degrees and 180 degrees. In the embodiment, the arc length of the first sliding slot 512 is 180 degrees, that is, half of the arc length. The insertion hole 513 extends from the top surface of the first positioning plate 3 to the bottom surface and is located outside the first sliding slot 512 and aligned with the first fixing hole 511.

The second slot set 52 has a pair of second fixing holes 521 that should be the first fixing holes 511, and a pair of second sliding slots 522 that should be the first sliding slots 512, and the second fixing holes 521 are configured by the second positioning The top surface of the plate 4 extends to the bottom surface. The second sliding slot 522 extends from the top surface of the second positioning plate 4 to the bottom surface and is located outside the second fixing hole 521 and is centered on the second fixing hole 521. The arc track is extended. Preferably, the arc length of the second sliding slot 522 is between 45 degrees and 180 degrees. In this embodiment, the arc length of the second sliding slot 522 is opposite to the first sliding slot 512. The same, all are 180 degrees, that is, half an arc long.

Referring to FIG. 3 to FIG. 6 , the connecting tube set 53 has a connecting tube 531 , a shaft member 532 , a fastener 533 , and a limiting member 534 . The connecting tube 531 is adjustably disposed on the first fixing hole 511 . The first sliding slot 512, the second fixing hole 521 and the second sliding slot 522. In this embodiment, the connecting tube 531 is a hollow circular tube and has a body 5311 and a pair of first fixing holes. 511, a through hole 5112 of the body 5311, a pair of positioning holes 5313 extending through the body 5311, a pair of locking holes 513 and a limiting hole 5314 disposed in the body 5311, and a positioning hole The sleeve hole 5315 is disposed outside the limiting hole 5314 and disposed on the sleeve hole 5315 of the body 5311 . The sleeve hole 5315 is located outside the first positioning plate 3 . The support member 532 is inserted into the first fixing hole 511 and the through hole 5312 of the connecting tube 531 and then fixed to the second fixing hole 521, and the connecting tube 531 can be rotated around the pivoting member 532. In this embodiment, the shaft member 532 has a screw 5321 that penetrates the first fixing hole 511, the through hole 5312 and the second fixing hole 521, and two screws are screwed to the screw 5321 with a predetermined locking force. The nut 5322 of the bottom end of the second positioning plate 4 is pressed against the bottom surface of the second positioning plate 4. In other variations of the embodiment, the number of the nuts 5322 of the shaft member 532 can also be one, or a rivet is used. The support member 532 can have the same function of rotating the connecting tube 531 around the pivot member 532. The fastener 533 is adjustably disposed on the first sliding slot 512, the connecting tube 531, and the second sliding slot 522. The fastener 533 adjustably passes through the first sliding slot 512, the positioning hole 5313 and The second sliding slot 522 is disposed behind the first positioning plate 3, the connecting tube 531 and the second positioning plate 4. In the embodiment, the fastener 533 has a first sliding slot 512. a screw 5331 of the positioning hole 5313 and the second sliding slot 522 and exposed to the second positioning plate 4, and a nut rotatably screwed to the screw 5331 for abutting the second positioning plate 4 5332, by loosening the nut 5332 and moving the screw 5331, the connecting tube 531 can be rotated about the pivoting member 532, thereby generating an effect of adjusting the connecting angle. The limiting member 534 is disposed on the connecting tube 531 and has elasticity. The limiting member 534 has a resilient piece 5341 disposed in the connecting tube 531, and extends outwardly from the elastic piece 5341 and passes through the limiting hole 5314. The protrusion 534 is embossed to the knob 5342 of the insertion hole 513. In the embodiment, the limiting member 534 is a V-shaped single bead piece.

In particular, when the connection angle of one of the connecting tubes 531 of the joint 300 is to be adjusted, it is only necessary to loosen the nut 5332 of the fastener 533, and press the knob 5342 of the limiting member 534 and make the convex The button 5342 is sunk by the insertion hole 513 to the connecting tube 531, and then the one of the connecting tubes 531 is rotated to a desired angle, and the nut 5332 of the fastener 533 is locked to complete the connecting tube 531. Angle positioning. In the process of rotating the one of the connecting tubes 531, the button 5342 of the limiting member 534 is first pressed against the bottom surface of the first positioning plate 3 until the limiting member 534 moves to the insertion hole 513 again. In the position of the button 5342, the button 5342 can protrude again to the insertion hole 513, and has the effect of rapid positioning at a specific angle.

Referring to FIG. 4 and FIG. 6 , the center tube 6 is fixed to the first positioning plate 3 and the second positioning plate 4 through the first central hole 31 and the second central hole 41 along the axis X, and the center is The tube 6 has a set of holes 61.

In use, referring to FIG. 4 and FIG. 7, when a plurality of joints 300 of the present embodiment are used to connect a plurality of pipe members 92, the connection angle is first adjusted for each joint 300, and the fastener 533 can be adjusted only by the fasteners 533. The connection angles of the connecting tubes 531, and then the socket holes 5315 of the connecting tubes 531 of each joint 300 and the socket holes 61 of the center tube 6 are respectively sleeved on the tube members 92, and each tube member is used. A protrusion 921 of the protrusion 921 of the protrusion 92 can be fixed to the corresponding sleeve hole 5315 or the corresponding sleeve hole 61, whereby the tube members 92 are combined with each other to form a three-dimensional skeleton of the hexagonal column. By the arrangement of the central tube 6, the joint 300 can be connected to the tubular member 92 in the first direction L1 and the second direction L2, and can connect the tubular member 92 in the direction of the axis X, having multiple directions. The role of the connection to meet the actual needs of use.

It should be noted that the anti-twist holes 32, 42 are located between the adjustment connection units 5, and each of the anti-twist holes 32, 42 is adapted to be fastened by a fixing rope 91 whose one end is fixed. One end of the fixing rope 91 is fixed to the ground or the wall surface, and the other end is fixed to one of the anti-rotation holes 32, 42 to improve the structural strength of the combination of the pipe members 92, and to avoid displacement of the joints 300 due to the twisting. .

In other variations of the embodiment, the joint 300 can also omit the second positioning plate 4, and the two pairs of adjustment connecting units 5 are only disposed on the first positioning plate 3, and each connecting pipe group 53 is connected. In each of the first hole group 51, there is still an effect of adjusting the connection angle.

Referring to FIG. 6 and FIG. 7, in the embodiment, the bottom edge of the center tube 6 is flush with the second positioning plate 4, but in other variations of the embodiment, the center tube 6 can also be exposed to the same. The second positioning plate 4 has another sleeve hole (not shown) for connecting the other tube member 92. Thus, the two ends of the center tube 6 can be connected to the tube members 92, so that the application range of the embodiment is further improved. widely.

As shown in FIG. 8, the joints 300 are connected by the joints 300 to form a square-shaped three-dimensional skeleton, which can be used as a scaffold for a greenhouse or a net room; or a plurality of parallel triangles as shown in FIG. Skeleton, can be used as a barbecue.

As shown in FIG. 10, the joints 300 are connected to the tubular members 92 and form a three-dimensional skeleton of the triangular prisms, which can be used to hang the tent, and the centrally located tubular member 92 passes through the tent as a support column; The tubular members 92 are connected to form a polygonal skeleton as shown in FIG. 11 and can be used as a skeleton of a large tent; the joints 300 can also be connected to the tubular members 92 to form a three-dimensional triangular prism as shown in FIG. Skeleton, used as a skeleton for another tent.

As shown in FIG. 13, it is particularly noted that the present embodiment can also connect a plurality of straight strip-shaped tubular members 92 and a plurality of bent tubular members 92 at the same time, and form a three-dimensional narrow-bottomed truncated hexagonal cone. skeleton.

Through the above description, the advantages of the present invention can be summarized as follows:

1. The shaft member 532 is fixed to the connecting tube 531 with a predetermined locking force, so that the connecting tube 531 can be rotated about the pivoting member 532. The present invention can adjust the connecting angle of the connecting tube 531. The actual use requirement, while the fastener 533 is matched with the design of the first sliding slot 512, the connecting tube 531 can be fixed, which is convenient to use.

2. Through the arrangement of the second positioning plate 4, the connecting tube 531 can be more stable when adjusting the angle, and the overall structural strength is better.

3. The present invention provides the center tube 6 in the direction along the axis X, so that the present invention can be connected to the tube members 92 in the first direction L1 and the second direction L2, and in the direction of the axis X. The connection of the pipe member 92 has the function of multi-directional connection, which is more in line with actual use requirements.

4. The cooperation of the limiting member 534 and the insertion hole 513 enables the user to quickly position the connecting tubes 531 at a specific angle that is most commonly used, for example, 90 degrees and 180 degrees.

5. The arc length of the first sliding slot 512 of the present invention is between 45 degrees and 180 degrees, so that the joint 300 can connect the tubular members 92 at an arbitrary angle and form a three-dimensional skeleton of various shapes, which is more practical.

6. After the combination of the present invention forms a body skeleton, the user can fix one end of the fixing rope 91 to the anti-twist holes 32, 42 and fix the other end to the ground, thereby preventing the joint 300 from twisting and causing three-dimensional deformation. The deformation of the skeleton, therefore, can increase the structural strength of the combination of the tubular members 92.

In summary, the angle-adjustable joint of the present invention can adjust the connection angle arbitrarily and is convenient to use, so that the object of the present invention can be achieved.

However, the above is only the embodiment of the present invention, and the scope of the invention is not limited thereto, and all the simple equivalent changes and modifications according to the scope of the patent application and the patent specification of the present invention are still Within the scope of the invention patent.

300‧‧‧ joint

3‧‧‧First Positioning Plate

31‧‧‧First Center Hole

32‧‧‧Anti-twist hole

4‧‧‧Second positioning board

41‧‧‧Second center hole

42‧‧‧Anti-twist hole

5‧‧‧Adjustment connection unit

51‧‧‧First hole slot group

511‧‧‧First fixing hole

512‧‧‧First chute

513‧‧‧Ink hole

52‧‧‧Second hole slot group

521‧‧‧Second fixing hole

522‧‧‧Second chute

53‧‧‧Connected pipe set

531‧‧‧Connecting tube

5311‧‧‧ Ontology

5312‧‧‧Perforation

5313‧‧‧Positioning holes

5314‧‧‧Limited holes

5315‧‧‧ socket

532‧‧‧ shaft parts

5321‧‧‧ screws

5322‧‧‧ Nuts

533‧‧‧fasteners

5331‧‧‧ screws

5332‧‧‧ Nuts

534‧‧‧Limited parts

5341‧‧‧Shrap

5342‧‧‧Button

6‧‧‧Center tube

61‧‧‧ sockets

91‧‧‧Fixed rope

92‧‧‧ pipe fittings

921‧‧‧Bump

X‧‧‧ axis

L1‧‧‧ first direction

L2‧‧‧ second direction

Other features and effects of the present invention will be apparent from the following description of the drawings, wherein: Figure 1 is a perspective view of a conventional scaffolding connector; Figure 2 is a prior view of a tent connector Figure 3 is an exploded perspective view of an embodiment of an adjustable angle joint of the present invention; Figure 4 is a perspective assembled view of the embodiment; Figure 5 is a view similar to Figure 4, illustrating adjustment of the implementation Figure 6 is a cross-sectional view taken along line VI-VI of Figure 4; Figure 7 is a perspective view of a plurality of the embodiments for combining a plurality of tubular members and forming a hexagonal column Figure 8 is a perspective skeleton in which a plurality of the embodiments are used to combine a plurality of tubular members and form a square shape; Fig. 9 is a perspective skeleton in which a plurality of the embodiments are used to combine a plurality of tubular members and form a plurality of juxtaposed triangles Figure 10 is a perspective skeleton in which a plurality of the embodiments are used to combine a plurality of tubular members and form a triangular prism; Figure 11 is a perspective skeleton in which a plurality of the embodiments are used to combine a plurality of tubular members and form a polygonal shape; For this embodiment A three-dimensional skeleton for combining a plurality of tubular members and forming a triangular prism; and Fig. 13 is a perspective skeleton in which a plurality of the embodiments are used to combine a plurality of tubular members and form a truncated hexagonal cone.

Claims (10)

An angle adjustable joint, comprising: a first positioning plate defining an axis vertically passing through the first positioning plate; and at least one pair of adjusting connecting units symmetrically about the axis and disposed in the first direction along the first direction The positioning plate includes a first fixing hole extending from a top surface of the first positioning plate to a bottom surface, a top surface extending from the top surface of the first positioning plate to a bottom surface, and being located outside the first fixing hole a first sliding slot extending along a circular arc track centered on the first fixing hole, a connecting tube adjustablely disposed on the first fixing hole and the first sliding slot, and a connecting hole connected to the first fixing hole a support member for the connecting tube, and a fastener adjustably disposed on the connecting tube and the first sliding slot, and the connecting tube has a pair of perforations that should be the first fixing hole, and the pair should be first a positioning hole of the sliding slot, the supporting shaft member is inserted into the first fixing hole and the through hole of the connecting tube and positioned so that the connecting tube can rotate around the supporting shaft member, and the fastener can adjustably pass through the Positioning the first chute and the positioning hole behind the first Positioning plate and the connecting pipe. The adjustable angle joint according to claim 1, comprising a total of two pairs of adjustment connection units, wherein a pair of adjustment connection units are symmetric with respect to the axis and extend along the first direction, and another pair of adjustment connection units are symmetric with the axis and The first positioning plate is disposed along a second direction substantially perpendicular to the first direction. The angle-adjustable joint of claim 2, further comprising a second positioning plate spaced apart from the first positioning plate along the axis, each adjusting connection unit further comprising a top surface of the second positioning plate a second fixing hole extending to the bottom surface, and a second extending from the top surface of the second positioning plate to the bottom surface and located outside the second fixing hole and extending along a circular arc track centered on the second fixing hole a sliding slot, the pivoting member has a screw penetrating the first fixing hole, the through hole and the second fixing hole, and at least one screw is screwed to the end of the screw with a predetermined locking force and pressed against the second positioning plate The bottom surface of the nut is adjustably passed through the first sliding slot, the positioning hole and the second sliding slot, and is positioned on the first positioning plate, the connecting tube and the second positioning plate. The angle-adjustable joint of claim 3, wherein the fastener has a screw passing through the first sliding slot, the positioning hole and the second sliding slot and exposed to the second positioning plate, and a screw The screw is rotatably screwed and used to abut the nut of the second positioning plate. The angle adjustable joint of claim 3, further comprising a center tube, wherein the first positioning plate includes a first central hole surrounding the axis and penetrating the top, the second positioning plate including a surrounding a second central hole extending through the first central hole and the second central hole along the axis and fixed to the first positioning plate and the second positioning plate. The angle-adjustable joint of claim 2, wherein the arc length of the first chute of each adjustment connection unit is between 45 degrees and 180 degrees. The adjustable angle connector of claim 2, wherein each of the adjustment connection units further includes a top surface extending from the top surface of the first positioning plate to the bottom surface and located outside the first sliding slot and the first fixing hole a card hole arranged on the same line, and a resilient limiting member disposed on the connecting tube, the connecting tube further has a pair of limiting holes that should be inserted into the card hole, and the limiting member has a connection on the connection a spring piece in the tube, and a knob extending outward from the elastic piece and passing through the limiting hole and being pressably protruded from the insertion hole. The angle-adjustable joint of claim 2, wherein the first positioning plate comprises a plurality of anti-twist holes penetrating through the top and between the adjusting connecting units, each anti-twisting hole being adapted to be used at one end A fixed fixing cord is fastened. The angle-adjustable connector of claim 2, wherein the connecting pipe of each adjusting connecting unit further has a socket hole outside the first positioning plate, the socket hole is suitable for socketing and fixing a pipe fitting . The angle-adjustable joint of claim 2, wherein the first positioning plate is substantially in the shape of a four-pointed plum.