CN220060908U - Pipeline connection structure - Google Patents

Abstract

The utility model relates to the technical field of pipeline connection, in particular to a pipeline connection structure. The joint pipe section outside the first pipeline and the second pipeline is sleeved, a protruding sealing block is arranged inside the joint pipe section along the circumferential direction, the sealing block is located between the first pipeline and the second pipeline, the first pipeline and the second pipeline correspond to each other, limiting structures are sleeved on two sides of the joint pipe section respectively, the limiting structures are detachably connected with the joint pipe section, and the sealing block is internally connected with a flow adjusting device. According to the utility model, the limit structures are connected to the two sides of the joint pipe section, so that the first pipeline and the second pipeline are mutually close to each other, and stable connection between pipelines with different materials is realized; the sealing block is located between the first pipeline and the second pipeline, can ensure sealing effect, can realize pipeline switch and flow regulation through the flow regulating device, and is simple and convenient to install.

Description

Pipeline connection structure

Technical Field

The utility model relates to the technical field of pipeline connection, in particular to a pipeline connection structure.

Background

Municipal pipe network and enterprise production commonly use pipelines of different materials and specifications to convey various media. The pipelines of different materials are difficult to directly connect due to the difference of physical properties and mechanical properties, such as plastic and steel pipeline connection and dissimilar metal pipeline connection, and are generally connected by flanges. But the flange connection structure is complex in installation and high in cost, and has poor sealing effect on the pipeline joint made of different materials, and leakage is easy to loosen. In addition, the general pipeline connecting structure does not have the functions of opening and closing pipelines or regulating flow.

Disclosure of Invention

The utility model aims to provide a pipeline connecting structure which can realize stable connection between pipelines of different materials and can regulate the flow in the pipelines.

The utility model provides a pipeline connecting structure, which comprises a joint pipe section sleeved outside a first pipeline and a second pipeline, wherein a raised sealing block is arranged in the joint pipe section along the circumferential direction, the sealing block is positioned between the first pipeline and the second pipeline, limiting structures are sleeved on two sides of the first pipeline and the second pipeline corresponding to the joint pipe section, the limiting structures are detachably connected with the joint pipe section, and the interior of the sealing block is connected with a flow regulating device.

Preferably, the flow regulating device comprises a connecting rod radially arranged along the joint pipe section, one end of the connecting rod penetrates through the joint pipe section to extend outwards and is fixedly connected with a rotary handle, and the other end of the connecting rod penetrates through the sealing block to be inserted with a flow regulating plate.

Preferably, the flow regulating plate is circular, and the outer side of the flow regulating plate is attached to the sealing block.

Preferably, a connecting block is fixed on the connecting rod, the connecting block is located between the sealing block and the flow regulating plate, and a groove is formed in the flow regulating plate corresponding to the connecting block.

Preferably, the connecting rod is sleeved with a connecting nut, and the rotary handle is located between the connecting nut and the joint pipe section.

Preferably, an included angle is formed between the rotary handle and the outer side of the joint pipe section.

Preferably, the limiting structure comprises a limiting ring, a fastening bolt is arranged on the outer side of the limiting ring along the axial direction of the limiting ring, and an internal threaded hole is formed in the side edge of the joint pipe section corresponding to the fastening bolt.

Preferably, the first pipeline and the second pipeline are provided with limiting grooves corresponding to the limiting rings.

Preferably, the limiting ring comprises two semicircular hoops which are symmetrically arranged, connecting parts are arranged at two ends of each semicircular hoop, and the two semicircular hoops are connected with each other through bolts.

Preferably, washers are arranged on the end surfaces of the first pipeline and the second pipeline.

The beneficial effects are that:

according to the utility model, the limit structures are connected to the two sides of the joint pipe section, so that the first pipeline and the second pipeline are mutually close to each other, and stable connection between pipelines with different materials is realized; the sealing block is located between the first pipeline and the second pipeline, can ensure sealing effect, can realize pipeline switch and flow regulation through the flow regulating device, and is simple and convenient to install.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic cross-sectional view of the overall structure of the present utility model;

FIG. 2 is a front view of a joint section of the present utility model;

fig. 3 is a schematic diagram of a limiting structure of the present utility model.

Reference numerals illustrate:

the device comprises a first pipeline, a second pipeline, a 3-limiting ring, a 4-fastening bolt, a 5-internally threaded hole, a 6-rotating handle, a 7-connecting nut, an 8-sealing block, a 9-connecting block, a 10-flow adjusting plate, an 11-gasket, a 12-joint pipe section, a 13-limiting groove, a 14-connecting rod, a 15-bolt, a 16-connecting part and a 17-semicircular hoop.

Detailed Description

The technical solutions of the present utility model will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise. Furthermore, the terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Example 1

As shown in fig. 1-3, the pipeline connecting structure comprises a joint pipe section 12 sleeved outside a first pipeline 1 and a second pipeline 2, a convex sealing block 8 is arranged in the joint pipe section 12 along the circumferential direction, the inner diameter of the sealing block 8 is the same as that of the first pipeline 1 and the second pipeline 2, the sealing block 8 is positioned between the first pipeline 1 and the second pipeline 2, and the inside of the sealing block 8 is connected with a flow regulating device. The flow regulating device comprises a connecting rod 14 which is radially arranged along the joint pipe section 12, one end of the connecting rod 14 penetrates through the joint pipe section 12 to extend outwards and is fixedly connected with the rotary handle 6, and the other end of the connecting rod 14 penetrates through the sealing block 8 to be inserted with the flow regulating plate 10. The flow regulating plate 10 is circular, and the outside of flow regulating plate 10 is laminated with sealing block 8, and through the angle of twist grip 6 regulation flow regulating plate 10 can change the pipeline internal flow area, realizes flow regulation, and when the pipeline was closed, the structure schematic diagram was as in figure 1.

Preferably, the connecting rod 14 is fixedly provided with a connecting block 9, the connecting block 9 is positioned between the sealing block 8 and the flow regulating plate 10, and the flow regulating plate 10 is provided with a groove corresponding to the connecting block 9. The connecting block 9 adopts the rectangle piece, and this rectangle piece is the arcwall face with the face that seals 8 are adjacent, laminating seals 8 surfaces, ensures that the pipeline can close completely, sets up connecting block 9 and helps adjusting the flow.

An included angle is formed between the rotary handle 6 and the outer side of the joint pipe section 12, so that the rotary handle is more convenient for a worker to hold. The connecting rod 14 is sleeved with the connecting nut 7, the rotary handle 6 is positioned between the connecting nut 7 and the joint pipe section 12, the rotary handle 6 can be fixed through the connecting nut 7 and is pressed on the outer side of the joint pipe section 12, and the flow regulating plate 10 is prevented from moving.

The end faces of the first pipeline 1 and the second pipeline 2 are respectively provided with a gasket 11, and the gaskets 11 are positioned between the pipeline and the sealing block 8 during sealing, so that the sealing effect is better.

The first pipeline 1 and the second pipeline 2 are respectively sleeved with a limiting structure on two sides of the corresponding joint pipe section 12, the limiting structures are detachably connected with the joint pipe section 12, each limiting structure comprises a limiting ring 3, each limiting ring 3 comprises two semicircular hoops 17 which are symmetrically arranged, connecting portions 16 are respectively arranged at two ends of each semicircular hoop 17, and the connecting portions 16 of the two semicircular hoops 17 are connected through bolts 15. The limiting ring 3 can be fixed on the first pipeline 1 and the second pipeline 2 by tightening the bolts 15, the limiting grooves 13 are formed in the first pipeline 1 and the second pipeline 2 corresponding to the limiting ring 3, the limiting ring 3 is clamped in the limiting grooves 13, and the position of the limiting ring 3 can be limited. The outside of the limiting ring 3 is axially provided with a plurality of fastening bolts 4 along the limiting ring 3, and the side edge of the joint pipe section 12 is provided with an internal thread hole 5 corresponding to the fastening bolts 4. The first pipe 1 and the second pipe 2 can be brought close to each other by tightening the fastening bolt 4, thereby performing a sealing function.

The working process comprises the following steps:

the semicircular anchor clamps 17 are clamped in the limiting grooves 13, and the two semicircular anchor clamps 17 are locked through bolts 15 to form a limiting ring 3 which is clamped on the first pipeline 1 and the second pipeline 2 to be connected;

placing a sealing block 8 between the first pipeline 1 and the second pipeline 2, respectively placing gaskets 11 between the sealing block 8 and the first pipeline 1 and the second pipeline 2, inserting fastening bolts 4 into internal threaded holes 5 at two ends of a joint pipe section 12, and tightening the fastening bolts 4 to enable the first pipeline 1 and the second pipeline 2 to be close to each other, so as to compress the gaskets 11, thereby realizing sealing;

when the flow is required to be regulated, the opening and closing of the pipeline and the flow regulating function are realized by changing the angle of the flow regulating plate 10 by rotating the handle 6.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

Claims (10)

1. The utility model provides a pipeline connection structure, its characterized in that, establish the joint pipeline section in the first pipeline and the second pipeline outside including the cover, joint pipeline section is inside to be equipped with protruding sealing block along circumference, sealing block is located first pipeline with between the second pipeline, first pipeline with the second pipeline corresponds joint pipeline section both sides all overlap and are equipped with limit structure, limit structure with joint pipeline section can dismantle the connection, sealing block internal connection flow control device.

2. The pipe connection structure according to claim 1, wherein the flow rate adjusting device comprises a connecting rod radially arranged along the joint pipe section, one end of the connecting rod extends outwards through the joint pipe section and is fixedly connected with a rotary handle, and the other end of the connecting rod is inserted with a flow rate adjusting plate through the sealing block.

3. The pipe connection structure according to claim 2, wherein the flow rate adjustment plate is circular, and the flow rate adjustment plate is attached to the seal block at the outer side thereof.

4. A pipe connection structure according to claim 3, wherein a connection block is fixed to the connection rod, the connection block is located between the sealing block and the flow rate adjusting plate, and a groove is provided on the flow rate adjusting plate corresponding to the connection block.

5. The pipe connection structure according to claim 2, wherein the connecting rod is sleeved with a connecting nut, and the rotary handle is located between the connecting nut and the joint pipe section.

6. The pipe connection according to claim 2, wherein an included angle is provided between the rotary handle and the outside of the joint pipe section.

7. The pipe connection structure according to claim 1, wherein the limiting structure comprises a limiting ring, a fastening bolt is arranged on the outer side of the limiting ring along the axial direction of the limiting ring, and an internal threaded hole is formed in the side edge of the joint pipe section corresponding to the fastening bolt.

8. The pipe connecting structure according to claim 7, wherein the first pipe and the second pipe are each provided with a limiting groove corresponding to the limiting ring.

9. The pipe connecting structure according to claim 7, wherein the limiting ring comprises two semicircular hoops which are symmetrically arranged, connecting portions are arranged at two ends of each semicircular hoop, and the connecting portions of the two semicircular hoops are connected through bolts.

10. The pipe connecting structure according to claim 1, wherein washers are provided on end surfaces of the first pipe and the second pipe.