阅读说明：本技术 一种新型法兰 (Novel flange ) 是由 韩国昊 李红生 邵倩倩 于 2020-07-22 设计创作，主要内容包括：本发明公开了一种新型法兰,设置在左管道和右管道之间,包括左法兰和右法兰,所述左法兰的右端设有环形插槽,所述右法兰的左端固定安装有环形凸块,所述环形凸块的内孔形成安装槽,所述左管道的右端设有左凸边,所述右管道的左端设有右凸边；所述环形插槽的内侧壁设有环形锁槽；所述环形凸块的右端面设有第一环槽,所述右法兰的左端面设有第二环槽；所述环形凸块内设有多个径向孔,每个径向孔内均滑动连接有锁杆,所述第一环槽和第二环槽内转动连接有用于动力环；所述动力环圆周侧面设有弧形凸起,相邻的两个弧形凸起之间形成弧形凹槽；右法兰的右端面设有弧形槽,所述动力环的右端设有手柄；该新型法兰不仅结构简单,而且能够实现快速连接。(The invention discloses a novel flange which is arranged between a left pipeline and a right pipeline and comprises a left flange and a right flange, wherein an annular slot is arranged at the right end of the left flange, an annular lug is fixedly arranged at the left end of the right flange, an installation groove is formed in an inner hole of the annular lug, a left convex edge is arranged at the right end of the left pipeline, and a right convex edge is arranged at the left end of the right pipeline; the inner side wall of the annular slot is provided with an annular locking groove; the right end face of the annular bump is provided with a first annular groove, and the left end face of the right flange is provided with a second annular groove; a plurality of radial holes are formed in the annular convex block, a lock rod is connected in each radial hole in a sliding mode, and the first annular groove and the second annular groove are connected with power rings in a rotating mode; arc-shaped bulges are arranged on the circumferential side surface of the power ring, and an arc-shaped groove is formed between every two adjacent arc-shaped bulges; the right end face of the right flange is provided with an arc-shaped groove, and the right end of the power ring is provided with a handle; the novel flange is simple in structure and can be connected quickly.)

1. A novel flange is arranged between a left pipeline and a right pipeline and comprises a left flange and a right flange, and is characterized in that an annular slot is formed in the right end of the left flange, an annular lug which is inserted into the annular slot is fixedly mounted at the left end of the right flange, an installation groove is formed between the left flange and the right flange by an inner hole of the annular lug, a left convex edge which extends into the installation groove is radially arranged at the right end of the left pipeline, and a right convex edge which extends into the installation groove is radially arranged at the left end of the right pipeline; the inner side wall of the annular slot is provided with an annular locking groove; the right end face of the annular bump is provided with a first annular groove, and the left end face of the right flange is provided with a second annular groove communicated with the first annular groove; a plurality of radial holes are uniformly arranged in the annular convex block at intervals along the circumferential direction, each radial hole is connected with a lock rod in a sliding manner, and the first annular groove and the second annular groove are rotatably connected with power rings for driving the lock rods to extend out; the power ring is uniformly provided with a plurality of arc-shaped bulges which are in one-to-one correspondence with the lock rods on the circumferential side surface of the first ring groove at intervals, and an arc-shaped groove is formed between every two adjacent arc-shaped bulges; the right end face of the right flange is provided with an arc-shaped groove communicated with the second annular groove, the right end of the power ring is provided with a handle extending out of the arc-shaped groove, when the handle slides to one end of the arc-shaped groove, the power ring is located at a first position, the arc-shaped bulge is located at a position opposite to the lock rod, when the handle slides to the other end of the arc-shaped groove, the power ring is located at a second position, and the arc-shaped groove is located at a position opposite to the lock rod; when left flange and right flange connection, the annular lug inserts in the annular slot, and left pipeline installation is in the hole of left flange, and right pipeline installation is in the hole of right flange, left side chimb and right chimb are located the mounting groove, and control power ring changes to the first position.

2. The novel flange according to claim 1, wherein a first mounting hole is radially formed in the outer side surface of the right flange, a second mounting hole communicated with a second annular groove is radially formed in the proximal end of the first mounting hole, a positioning rod is slidably connected in the second mounting hole, a shoulder is formed on the outer side of the first mounting hole, a snap spring is arranged in the first mounting hole, a positioning spring is sleeved on the positioning rod, and the positioning spring is located between the shoulder and the snap spring and used for forcing the positioning rod to move towards the second annular groove; a pull buckle is fixedly arranged at one end of the positioning rod extending out of the first mounting hole; the outer side of the power ring is provided with a first positioning hole and a second positioning hole, when the power ring is located at the first position, the proximal end of the positioning rod is inserted into the first positioning hole, and when the power ring is located at the second position, the proximal end of the positioning rod is inserted into the second positioning hole.

3. The novel flange according to claim 2, characterized in that a spring washer is provided between the positioning spring and the circlip.

4. The novel flange according to claim 1, wherein a hemispherical protrusion is disposed at a proximal end of the locking bar, a spring groove is disposed at each locking bar on a side wall of the first ring groove, a return spring is sleeved on the locking bar, and the return spring is disposed between the hemispherical protrusion and a blind end of the spring groove and used for forcing the hemispherical protrusion to press on the arc protrusion or the arc groove.

5. The novel flange according to claim 1, wherein the side wall of the annular locking groove is provided with a first inclined surface, the distal end of each locking rod is provided with a second inclined surface, and when the locking rod extends into the annular locking groove, the left flange moves to the right under the action of the first inclined surface and the second inclined surface.

6. The novel flange according to claim 1, characterized in that a ball-shaped shifting block is fixedly mounted at one end of the handle extending out of the arc-shaped groove.

Technical Field

The invention belongs to the technical field of pipeline connecting devices, and particularly relates to a novel flange.

Background

Flanges, also known as flanges or lugs, are parts that interconnect pipes to tubes. The flange is provided with holes for receiving bolts, and usually, a plurality of fixing holes are formed on the periphery of a metal body similar to a disc for connecting other things. The existing flange connection is that two pipelines, pipe fittings or equipment are respectively fixed on a flange plate, a flange pad is added between the two flange plates and the two flange plates are fastened together by bolts to complete the connection. Flange connection is the important connected mode of pipeline construction, and flange connection convenient to use can bear great pressure, and in industrial pipeline, flange connection's use is very extensive, but ordinary flange mounting or dismantlement in-process need the installation or the dismantlement of bolt needs one, and is more time-consuming and energy-consuming, and this has just greatly reduced engineering efficiency, has wasted manpower and materials, has dragged the construction progress slowly.

Disclosure of Invention

The invention aims to provide a novel flange which is simple in structure and capable of realizing quick connection.

In order to achieve the purpose, the invention provides the following technical scheme:

a novel flange is arranged between a left pipeline and a right pipeline and comprises a left flange and a right flange, wherein an annular slot is formed in the right end of the left flange, an annular lug which is inserted into the annular slot is fixedly installed at the left end of the right flange, an installation groove is formed between the left flange and the right flange through an inner hole of the annular lug, a left convex edge which extends into the installation groove is radially arranged at the right end of the left pipeline, and a right convex edge which extends into the installation groove is radially arranged at the left end of the right pipeline; the inner side wall of the annular slot is provided with an annular locking groove; the right end face of the annular bump is provided with a first annular groove, and the left end face of the right flange is provided with a second annular groove communicated with the first annular groove; a plurality of radial holes are uniformly arranged in the annular convex block at intervals along the circumferential direction, each radial hole is connected with a lock rod in a sliding manner, and the first annular groove and the second annular groove are rotatably connected with power rings for driving the lock rods to extend out; the power ring is uniformly provided with a plurality of arc-shaped bulges which are in one-to-one correspondence with the lock rods on the circumferential side surface of the first ring groove at intervals, and an arc-shaped groove is formed between every two adjacent arc-shaped bulges; the right end face of the right flange is provided with an arc-shaped groove communicated with the second annular groove, the right end of the power ring is provided with a handle extending out of the arc-shaped groove, when the handle slides to one end of the arc-shaped groove, the power ring is located at a first position, the arc-shaped bulge is located at a position opposite to the lock rod, when the handle slides to the other end of the arc-shaped groove, the power ring is located at a second position, and the arc-shaped groove is located at a position opposite to the lock rod; when left flange and right flange connection, the annular lug inserts in the annular slot, and left pipeline installation is in the hole of left flange, and right pipeline installation is in the hole of right flange, left side chimb and right chimb are located the mounting groove, and control power ring changes to the first position.

Furthermore, a first mounting hole is radially formed in the outer side surface of the right flange, a second mounting hole communicated with a second annular groove is radially formed in the proximal end of the first mounting hole, a positioning rod is slidably connected in the second mounting hole, a convex shoulder is arranged on the outer side of the first mounting hole, a snap spring is arranged in the first mounting hole, a positioning spring is sleeved on the positioning rod, and the positioning spring is positioned between the convex shoulder and the snap spring and used for forcing the positioning rod to move towards the second annular groove; a pull buckle is fixedly arranged at one end of the positioning rod extending out of the first mounting hole; the outer side of the power ring is provided with a first positioning hole and a second positioning hole, when the power ring is located at the first position, the proximal end of the positioning rod is inserted into the first positioning hole, and when the power ring is located at the second position, the proximal end of the positioning rod is inserted into the second positioning hole.

Furthermore, a spring gasket is arranged between the positioning spring and the clamp spring.

Further, the end of nearing the heart of locking lever is equipped with the hemisphere arch, the lateral wall of first annular all is equipped with the spring groove in every locking lever department, reset spring has cup jointed on the locking lever, reset spring is located and is used for forcing between the cecum of hemisphere arch and spring groove, and the hemisphere arch compresses tightly on arc arch or arc recess.

Furthermore, a first inclined plane is arranged on the side wall of the annular lock groove, a second inclined plane is arranged at the far end of each lock rod, and when the lock rods extend into the annular lock groove, the left flange moves rightwards under the action of the first inclined plane and the second inclined plane.

Furthermore, one end of the handle extending out of the arc-shaped groove is fixedly provided with a spherical shifting block.

Advantageous effects

Compared with the prior art, the technical scheme of the invention has the following advantages:

in the use process, the annular convex block is inserted into the annular slot, the left pipeline is arranged in the inner hole of the left flange, the right pipeline is arranged in the inner hole of the right flange, the left convex edge and the right convex edge are positioned in the installation groove, the power ring is controlled to rotate through the handle, the locking rod can be controlled to move towards the annular locking groove of the left flange through the arc-shaped bulge on the power ring, the left flange and the right flange are tightly locked together, and the left flange and the right flange are tightly attached together through the matching of the second inclined surface and the second inclined surface on the locking rod.

Drawings

FIG. 1 is a cross-sectional view of the present invention with the left and right flanges in an unlocked state and the power ring in a second position;

FIG. 2 is a cross-sectional view of the present invention with the left and right flanges in a locked condition and the power ring in a first position;

FIG. 3 is a cross-sectional view of the right flange and annular projection of the present invention;

FIG. 4 is a front view of the right flange and annular projection of the present invention;

FIG. 5 is a cross-sectional view of the left flange of the present invention;

FIG. 6 is a sectional view taken along line A-A of FIG. 1;

FIG. 7 is a sectional view taken along line B-B of FIG. 1;

FIG. 8 is a cross-sectional view of the power ring of the present invention rotated from the position of FIG. 6 to a first position;

FIG. 9 is a cross-sectional view of the power ring of the present invention rotated from the position of FIG. 7 to a first position;

fig. 10 is an enlarged schematic view of the structure at C in fig. 9.

Detailed Description

Referring to fig. 1-10, a novel flange is disposed between a left pipeline 3 and a right pipeline 4, and includes a left flange 1 and a right flange 2, the right end of the left flange 1 is provided with an annular slot 11, the left end of the right flange 2 is fixedly mounted with an annular projection 21 for being inserted into the annular slot 11, an inner hole of the annular projection 21 forms an installation groove 2a between the left flange 1 and the right flange 2, the right end of the left pipeline 3 is radially provided with a left convex edge 3a extending into the installation groove 2a, and the left end of the right pipeline 4 is radially provided with a right convex edge 4a extending into the installation groove 2 a; the inner side wall of the annular slot 11 is provided with an annular locking groove 12; a first annular groove 2b is formed in the right end face of the annular bump 21, and a second annular groove 2c communicated with the first annular groove 2b is formed in the left end face of the right flange 2; be equipped with six radial hole 2d uniformly along the circumferencial direction interval in the annular lug 21, equal sliding connection has locking lever 24 in every radial hole 2d, be equipped with first inclined plane 121 on the lateral wall of annular locked groove 12, every locking lever 24's telecentric end all is equipped with second inclined plane 241, and when locking lever 24 stretched into annular locked groove 12, left flange 1 moved right under first inclined plane 121 and second inclined plane 241 effect. A power ring 23 for driving the lock rod 24 to extend out is rotationally connected in the first annular groove 2b and the second annular groove 2 c; the power ring 23 is provided with six arc-shaped protrusions 231 at the circumferential side surface of the first ring groove 2b at intervals and uniformly corresponding to the lock rods 24, and an arc-shaped groove 232 is formed between two adjacent arc-shaped protrusions 231.

An arc-shaped groove 221 communicated with the second annular groove 2c is formed in the right end face of the right flange 2, a handle 5 extending out of the arc-shaped groove 221 is arranged at the right end of the power ring 23, and a spherical shifting block 23a is fixedly mounted at one end, extending out of the arc-shaped groove 221, of the handle 5; when the handle 5 slides to one end of the arc-shaped groove 221, the power ring 23 is at a first position, the arc-shaped protrusion 231 is at a position opposite to the lock rod 24, when the handle 5 slides to the other end of the arc-shaped groove 221, the power ring 23 is at a second position, and the arc-shaped groove 232 is at a position opposite to the lock rod 24; when left flange 1 and right flange 2 are connected, annular lug 21 inserts in annular slot 11, and left pipeline 3 installs the hole at left flange 1, and right pipeline 4 installs the hole at right flange 2, left side chimb 3a and right chimb 4a are located mounting groove 2a, and control power ring 23 changes to the first position.

A first mounting hole 2e is radially formed in the outer side surface of the right flange 2, a second mounting hole 2f communicated with the second annular groove 2c is radially formed in the proximal end of the first mounting hole 2e, a positioning rod 26 is slidably connected in the second mounting hole 2f, a convex shoulder 26a is formed in the positioning rod 26 and located on the outer side of the first mounting hole 2e, a clamp spring 28 is arranged in the first mounting hole 2e, a positioning spring 27 is sleeved on the positioning rod 26, and the positioning spring 27 is located between the convex shoulder 26a and the clamp spring 28 and used for forcing the positioning rod 26 to move towards the second annular groove 2 c; a pull buckle 26b is fixedly arranged at one end of the positioning rod 26 extending out of the first mounting hole 2 e; the power ring 23 is provided with a first positioning hole 233 and a second positioning hole 234 on the outer side thereof, and when the power ring 23 is at the first position, the proximal end of the positioning rod 26 is inserted into the first positioning hole 233, and when the power ring 23 is at the second position, the proximal end of the positioning rod 26 is inserted into the second positioning hole 234. Wherein, a spring gasket 29 is arranged between the positioning spring 27 and the clamp spring 28.

The nearly heart-end of locking lever 24 is equipped with hemisphere arch 24a, the lateral wall of first annular 2b all is equipped with spring groove 2g in every locking lever 24 department, the cover has reset spring 25 on the locking lever 24, reset spring 25 is located and is used for forcing hemisphere arch 24a to compress tightly on arc arch 231 or arc recess 232 between the cecum of hemisphere arch 24a and spring groove 2 g.

In the using process of the invention, firstly, the handle 5 is slid to the other end of the arc-shaped groove 221, so that the power ring 23 is positioned at the second position, the arc-shaped groove 232 is positioned opposite to the lock rod 24, and the proximal end of the positioning rod 26 is inserted into the second positioning hole 234; then, the annular convex block 21 is inserted into the annular slot 11, the left pipeline 3 is arranged in an inner hole of the left flange 1 body, the right pipeline 4 is arranged in an inner hole of the flange plate, and the left convex edge 3a and the right convex edge 4a are positioned in the mounting groove 2 a; then the positioning rod 26 is pulled through the pull buckle 26b, so that the proximal end of the positioning rod 26 is separated from the second positioning hole 234, the handle 5 is pulled through the spherical shifting block 23a, the handle 5 slides to one end of the arc-shaped groove 221, at the moment, the power ring 23 rotates to the first position, the arc-shaped protrusion 231 is positioned right opposite to the locking rod 24, and the positioning rod 26 is inserted into the first positioning hole 233 under the action of the positioning spring 27; in the rotation process of the power ring 23, the far center of the locking rod 24 is pushed to move towards the annular locking groove 12 of the left flange 1 through the arc-shaped protrusion 231, so that the left flange 1 and the right flange 2 are tightly locked together, and the left flange 1 and the right flange 2 are tightly attached together through the matching of the second inclined surface 241 on the locking rod 24 and the first inclined surface 121 in the annular locking groove 12, so that the installation is fast and convenient, the engineering efficiency is improved, and the construction progress is accelerated.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.