CN216896247U

CN216896247U - Connecting and sealing assembly for end of water heating pipe fitting

Info

Publication number: CN216896247U
Application number: CN202123025919.0U
Authority: CN
Inventors: 马永文
Original assignee: Qingdao Dongan Jinhua Machinery Manufacturing Co ltd
Current assignee: Qingdao Dongan Jinhua Machinery Manufacturing Co ltd
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-07-05
Anticipated expiration: 2031-12-06

Abstract

The utility model provides a connecting and sealing assembly, and particularly relates to a connecting and sealing assembly for an end of a water heating pipe fitting. Including first pipeline and second pipeline, the mouth of pipe edge of first pipeline and second pipeline is fixed the cup joint respectively and is had first annular piece and second annular piece, the cover is equipped with the first loose flange of first annular piece outer wall assorted on the first pipeline outer wall, the cover is equipped with the second loose flange with second annular piece outer wall assorted on the second pipeline outer wall, pass through bolted connection between first loose flange and the second loose flange, be provided with the sealing washer between first annular piece and the second annular piece, first pipeline inner wall has the guide ring near orificial position rigid coupling, guide ring one end extends to inside the second pipeline, the draw-in groove has been seted up on the second pipeline inner wall, fixed cover has the sealing ring on the guide ring outer wall, sealing ring one end runs through the notch of draw-in groove and inwards extends. The utility model has strong practicability.

Description

Connecting and sealing assembly for end of water heating pipe fitting

Technical Field

The utility model provides a connecting and sealing assembly, and particularly relates to a connecting and sealing assembly for an end of a water heating pipe fitting.

Background

The joint of the water heating pipe fittings is a node in the pipeline, and in order to ensure the reliability and the sealing performance of the water heating pipe fittings, the water heating pipe fittings are usually connected by adopting welding, threaded connection, plug-in sealing and other modes, but the connection operation by adopting welding is difficult, and the process is difficult to ensure; the threaded connection is realized by coating a sealant on the pipe fitting, winding a raw material belt or other fibers, and the sealing is unreliable; the grafting is sealed after two pipe fittings are connected, the connecting portion of two pipe fittings need adopt the specialized tool to press and produce mechanical deformation and realize that two pipe fittings are fixed, the specialized tool is inconvenient to operate, still destroy sealedly easily, and be not convenient for dismantle behind two pipe fittings are connected, can only destroy dismantlement, pipe fitting after the dismantlement can not used repeatedly, if adopt the cutting ferrule to connect, the cutting ferrule is soft attitude becket, produce the deformation of moulding with a plastic under the screw extrusion, the diameter of cutting ferrule diminishes and realizes sealedly with the pipe fitting contact, it is unreliable to seal, in actual, need dismantle the hot-water heating pipe fitting so that maintenance of equipment, the pipe fitting that adopts connections such as welded structure has increased the operation degree of difficulty, and current union coupling spare connection seal structure exists not enoughly, or dismantle troublesome, or the leakproofness is poor. Therefore, the utility model provides a connecting and sealing assembly for the end of a water heating pipe fitting, which can effectively solve the problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a connecting and sealing assembly for an end of a water heating pipe fitting, which is practical, convenient for disassembling the water heating pipe fitting so as to maintain equipment, better in sealing effect, higher in reliability, capable of meeting the requirements of users and worthy of popularization.

The technical scheme adopted by the utility model is as follows: a connecting and sealing assembly for water heating pipe ends comprises a first pipeline and a second pipeline, wherein a first annular block and a second annular block are fixedly sleeved at the edge of a pipe orifice of the first pipeline and the edge of a pipe orifice of the second pipeline respectively, a first movable flange matched with the outer wall of the first annular block is sleeved on the outer wall of the first pipeline, a second movable flange matched with the outer wall of the second annular block is sleeved on the outer wall of the second pipeline, the first movable flange and the second movable flange are connected through bolts, the opposite side walls of the first annular block and the second annular block are arc-shaped protruding structures, a sealing ring is arranged between the first annular block and the second annular block, a guide ring is fixedly connected to the position of the inner wall of the first pipeline, which is close to the pipe orifice, one end of the guide ring, which is close to the pipe orifice of the second pipeline, extends into the second pipeline, and a clamping groove is formed in the position, which corresponds to the guide ring, on the inner wall of the second pipeline, the outer wall of the guide ring is fixedly sleeved with a sealing ring at a position corresponding to the clamping groove, and one end of the sealing ring, which is close to the notch of the clamping groove, penetrates through the notch of the clamping groove and extends into the clamping groove.

The first movable flange is movably connected with the first pipeline.

The second movable flange is movably connected with the second pipeline.

The cross section of the sealing ring is of an I-shaped structure.

The opposite surfaces of the first annular block and the second annular block are frosted surfaces.

The outer wall of sealing ring and the cell wall of draw-in groove laminate mutually, the sealing ring is the triangle-shaped setting.

The outer wall of one end of the guide ring in the second pipeline is attached to the wall of the second pipeline.

The utility model has the beneficial effects that:

the utility model has simple integral structure, the first pipeline is matched with the second pipeline, and the bolt is combined with the movable flange for fixing, so the structure is simple, and the disassembly and the assembly are convenient and quick; the pipe orifice of the arc-shaped convex structure extrudes the I-shaped sealing ring to form pipeline sealing, the sealing effect is good, the guide ring enters the second pipeline in the process of connecting the first pipeline and the second pipeline, when the guide ring enters the second pipeline, the sealing ring is pressed and elastically contracted by itself and slightly bent upwards, when the position of the sealing ring corresponds to the position of the clamping groove, the sealing ring is elastically rebounded and reset by itself and enters the clamping groove, when the sealing ring enters the clamping groove, the guide ring is blocked between the gaps at the joint of the two pipelines, and the sealing performance of one end of the guide ring positioned in the second pipeline is improved, thereby make the leakproofness of the junction of pipeline improve, sealed effectual, have higher reliability, it is more practical, be convenient for dismantle so that the maintenance of equipment the hot-water heating pipe fitting, satisfy user's demand, be worth promoting.

Drawings

Fig. 1 is a schematic structural view of a connecting and sealing assembly for plumbing fitting ends according to the present invention.

(1, a first pipeline; 2, a second pipeline; 3, a first annular block; 4, a second annular block; 5, a first movable flange; 6, a second movable flange; 7, a sealing ring; 8, a guide ring; 9, a clamping groove; 10, a sealing ring)

Detailed Description

The utility model is further described below with reference to the accompanying drawings.

A connecting and sealing assembly for water heating pipe ends comprises a first pipeline 1 and a second pipeline 2, wherein the edge of an orifice of the first pipeline 1 and the edge of an orifice of the second pipeline 2 are respectively fixedly sleeved with a first annular block 3 and a second annular block 4, the outer wall of the first pipeline 1 is sleeved with a first movable flange 5 matched with the outer wall of the first annular block 3, the outer wall of the second pipeline 2 is sleeved with a second movable flange 6 matched with the outer wall of the second annular block 4, the first movable flange 5 and the second movable flange 6 are connected through bolts, the opposite side walls of the first annular block 3 and the second annular block 4 are arc-shaped protruding structures, a sealing ring 7 is arranged between the first annular block 3 and the second annular block 4, the inner wall of the first pipeline 1 is fixedly connected with a guide ring 8 near the orifice, one end of the guide ring 8 near the orifice of the second pipeline 2 extends to the inside the second pipeline 2, draw-in groove 9 has been seted up to the position that corresponds guide ring 8 on the 2 inner walls of second pipeline, the fixed cover in position that corresponds draw-in groove 9 on the outer wall of guide ring 8 has sealing ring 10, the one end that sealing ring 10 is close to the draw-in groove 9 notch runs through the notch of draw-in groove 9 and extends to draw-in groove 9.

In the utility model, the first movable flange 5 is movably connected with the first pipeline 1.

In the utility model, the second movable flange 6 is movably connected with the second pipeline 2.

The section of the sealing ring 7 is of an I-shaped structure.

In the utility model, the opposite surfaces of the first annular block 3 and the second annular block 4 are frosted surfaces.

In the utility model, the outer wall of the sealing ring 10 is attached to the groove wall of the clamping groove 9, and the sealing ring 10 is arranged in a triangular shape.

In the utility model, the outer wall of the guide ring 8 at one end in the second pipeline 2 is jointed with the wall of the second pipeline 2.

The pipeline connecting device is simple in overall structure, the first pipeline 1 is matched with the second pipeline 2, and a bolt is combined with a movable flange for fixing, so that the pipeline connecting device is simple in structure and convenient and quick to assemble and disassemble; the pipe orifice of the arc-shaped bulge structure extrudes the I-shaped sealing ring to form pipeline sealing, the sealing effect is good, in the process of connecting the first pipeline 1 and the second pipeline 2, the guide ring 8 enters the second pipeline 2, when the guide ring 8 enters the second pipeline 2, the sealing ring 10 is extruded, is elastically contracted by itself and slightly bent upwards, when the position of the sealing ring 10 corresponds to the position of the clamping groove 9, the sealing ring 10 is reset through the elastic resilience of itself and enters the clamping groove 9, after the sealing ring 10 enters the clamping groove 9, the guide ring 8 is blocked between the gaps of the joints of the two pipelines, and the sealing performance of one end of the guide ring 8 positioned in the second pipeline 2 is improved, so that the sealing performance of the joints of the pipelines is improved, the sealing effect is good, the reliability is higher, the sealing device is practical, and the water heating pipe fitting can be conveniently disassembled so as to maintain the equipment, meets the requirements of users and is worth popularizing. In a whole view, the connecting and sealing assembly for the end of the water heating pipe fitting is convenient to use and meets the requirements of workers.

Although the present invention has been described with reference to the preferred embodiments, it should be understood that various changes and modifications can be made therein by those skilled in the art without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims

1. The utility model provides a hot-water heating pipe fitting end is with connecting seal assembly which characterized in that: the pipeline joint comprises a first pipeline (1) and a second pipeline (2), wherein a first annular block (3) and a second annular block (4) are fixedly sleeved at the edge of a pipe orifice of the first pipeline (1) and the second pipeline (2) respectively, a first movable flange (5) matched with the outer wall of the first annular block (3) is sleeved on the outer wall of the first pipeline (1), a second movable flange (6) matched with the outer wall of the second annular block (4) is sleeved on the outer wall of the second pipeline (2), the first movable flange (5) and the second movable flange (6) are connected through bolts, the opposite side walls of the first annular block (3) and the second annular block (4) are arc-shaped protruding structures, a sealing ring (7) is arranged between the first annular block (3) and the second annular block (4), and a guide ring (8) is fixedly connected to the position, close to the pipe orifice, of the inner wall of the first pipeline (1), the utility model discloses a pipeline structure, including guide ring (8), second pipeline (2), draw-in groove (9), the fixed cover in position that corresponds draw-in groove (9) on the outer wall of guide ring (8), the one end that guide ring (8) are close to the orificial one end of second pipeline (2) extend to inside second pipeline (2), draw-in groove (9) have been seted up to the position that corresponds guide ring (8) on second pipeline (2) inner wall, the fixed cover in position that corresponds draw-in groove (9) has sealing ring (10), the notch that draw-in groove (9) was run through to the one end that sealing ring (10) are close to draw-in groove (9) notch extends to draw-in groove (9).

2. The connecting and sealing assembly for plumbing fitting ends of claim 1, wherein: the first movable flange (5) is movably connected with the first pipeline (1).

3. The connecting and sealing assembly for plumbing fitting ends of claim 1, wherein: the second movable flange (6) is movably connected with the second pipeline (2).

4. The connecting and sealing assembly for plumbing fitting ends of claim 1, wherein: the section of the sealing ring (7) is of an I-shaped structure.

5. The connecting and sealing assembly for plumbing fitting ends of claim 1, wherein: the opposite surfaces of the first annular block (3) and the second annular block (4) are frosted surfaces.

6. The connecting and sealing assembly for plumbing fitting ends of claim 1, wherein: the outer wall of sealing ring (10) is laminated with the cell wall of draw-in groove (9) mutually, sealing ring (10) are triangle-shaped and set up.

7. The connecting and sealing assembly for plumbing fitting ends of claim 1, wherein: the outer wall of one end of the guide ring (8) in the second pipeline (2) is attached to the wall of the groove in the second pipeline (2).