CN219177159U

CN219177159U - Clamping insulating joint

Info

Publication number: CN219177159U
Application number: CN202320088448.8U
Authority: CN
Inventors: 赵建宾; 黄韬
Original assignee: Hebei Binhong Petrochemical Equipment Co ltd
Current assignee: Hebei Binhong Petrochemical Equipment Co ltd
Priority date: 2023-01-31
Filing date: 2023-01-31
Publication date: 2023-06-13
Anticipated expiration: 2033-01-31

Abstract

The utility model belongs to the technical field of pipeline joints, in particular to a clamping insulating joint, which aims at the problems that the existing structure is complex, the disassembly time is relatively long, a plurality of bolts are required to be screwed during installation, and time is wasted; the two connecting sleeves are respectively positioned at two sides of the limiting ring and are clamped by the clamping assembly. According to the utility model, the two semicircular clamping blocks can be driven to be close to each other through the outer sleeve, the two semicircular clamping blocks can be driven to be close to the limiting ring, so that the two connecting sleeves are limited on the limiting ring, the outer sleeve can be limited through the clamping columns on the outer sleeve, the outer sleeve is prevented from being displaced, the two connecting sleeves are prevented from rotating, and the installation is convenient.

Description

Clamping insulating joint

Technical Field

The utility model relates to the technical field of pipeline connectors, in particular to a clamping insulation connector.

Background

An insulated joint is a generic term for a pipe joint that has both the sealing properties required for buried steel pipes, the strength properties and the insulation properties required for electrical corrosion protection; it comprises an assembly, an insulating plate, a filler, a sealing ring, a short pipe and the like; the insulating joint is an improved product according to the problems existing in the use of the insulating flange, is an essential important pressure element in a cathode protection system of a steel pipeline, and is widely applied to the cathode protection system of the steel pipeline; service life is as follows: identical to the pipeline; suitable medium: the oil, gas, water, chemical raw materials and ore pulp are suitable for use.

Through searching, the utility model with the publication number of CN212929077U discloses a clamping insulating joint suitable for a fuel pipeline, and the clamping insulating joint is supported on the outer walls of an insulating joint main body and the fuel connecting pipeline through a push block in a sleeve, so that the insulating joint main body and the fuel connecting pipeline are fastened, the insulating joint main body is tightly connected with the fuel connecting pipeline, and gaps are avoided.

This joint also has the following drawbacks: the joint and the pipeline are fastened through the pushing block, but the structure is complex, the disassembly time is long during maintenance, a plurality of bolts need to be screwed during installation, time is wasted, and the utility model provides a clamping insulation joint aiming at the problems.

Disclosure of Invention

The utility model provides a clamping insulating joint, which solves the defects of complex structure, long disassembly time during maintenance and time waste caused by screwing a plurality of bolts during installation in the prior art.

The utility model provides the following technical scheme:

a snap-in insulated joint comprising:

the connecting sleeves are fixedly sleeved on the outer walls of the first pipeline and the second pipeline, the same connecting cylinder is inserted into the inner walls of the two connecting sleeves, and a limiting ring is fixedly sleeved on the outer wall of the connecting cylinder;

the two connecting sleeves are respectively positioned at two sides of the limiting ring and are clamped by the clamping assembly.

In one possible design, the clamping assembly comprises two semicircular clamping blocks arranged on the outer walls of the two connecting sleeves, an inclined plane is arranged on the outer side of the large end of each connecting sleeve, and a wedge-shaped groove matched with the inclined plane is formed in the inner wall of each semicircular clamping block.

In one possible design, the outer walls of the two semicircular clamping blocks are sleeved with the same outer sleeve, one side of the connecting sleeve is provided with a plurality of first through holes, the outer wall of the limiting ring is provided with a third through hole corresponding to the first through hole, one side of the semicircular clamping block is provided with a second through hole corresponding to the third through hole, the inner walls of the first through hole, the second through hole and the third through hole are correspondingly inserted with the same clamping column, and one ends of the clamping columns are fixedly connected with the outer sleeve.

In one possible design, the two ends of the connecting cylinder are fixedly connected with second sealing rings matched with the first pipeline, the second pipeline and the connecting cylinder.

In one possible design, the two ends of the limiting ring are fixedly connected with a first sealing ring matched with the connecting sleeve.

In one possible design, the outer jacket is ceramic.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the utility model as claimed.

In the utility model, the outer sleeve is sleeved on the first pipeline or the second pipeline, the opening is outward, the connecting sleeve is welded on the outer walls of the first pipeline and the second pipeline, and the outer walls are sealed through the second sealing ring;

according to the utility model, the connecting cylinders are inserted into the two connecting sleeves, so that the two connecting sleeves are in contact with the limiting rings, then the two semicircular clamping blocks are placed on the two connecting sleeves to wrap the two semicircular clamping blocks, the two semicircular clamping blocks can be combined into a whole by pushing the outer sleeve, the two semicircular clamping blocks are mutually close when combined, the connecting sleeves can be fixed on two sides of the limiting rings, and the limiting rings are sealed through the first sealing rings;

in the utility model, the outer sleeve is pushed continuously to enable the clamping column to sequentially pass through the second through hole, the third through hole and the first through hole, and the fixing of the clamping column is completed.

According to the utility model, the two semicircular clamping blocks can be driven to be close to each other through the outer sleeve, the two semicircular clamping blocks can be driven to be close to the limiting ring, so that the two connecting sleeves are limited on the limiting ring, the outer sleeve can be limited through the clamping columns on the outer sleeve, the outer sleeve is prevented from being displaced, the two connecting sleeves are prevented from rotating, and the installation is convenient.

Drawings

Fig. 1 is a schematic three-dimensional structure of a clamping insulating joint according to an embodiment of the present utility model;

fig. 2 is a schematic cross-sectional view of a clamping insulating joint according to an embodiment of the present utility model;

fig. 3 is a schematic diagram of a connecting sleeve structure of a clamping insulation joint according to an embodiment of the present utility model;

fig. 4 is a schematic diagram of a semicircular clamping block structure of a clamping insulating joint according to an embodiment of the present utility model;

fig. 5 is a schematic diagram of a jacket structure of a clamping insulation joint according to an embodiment of the present utility model;

fig. 6 is a schematic structural diagram of a connecting cylinder of a clamping insulation joint according to an embodiment of the present utility model.

Reference numerals:

1. a first pipe; 2. a second pipe; 3. connecting sleeves; 4. a jacket; 5. a connecting cylinder; 6. a limiting ring; 7. a semicircular clamping block; 8. a clamping column; 9. a first seal ring; 10. a second seal ring; 11. an inclined plane; 12. a first through hole; 13. wedge-shaped grooves; 14. a second through hole; 15. and a third through hole.

Detailed Description

Embodiments of the present utility model will be described below with reference to the accompanying drawings in the embodiments of the present utility model.

In describing embodiments of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the terms "coupled" and "mounted" should be interpreted broadly, and for example, "coupled" may or may not be detachably coupled; may be directly connected or indirectly connected through an intermediate medium. In addition, "communication" may be direct communication or may be indirect communication through an intermediary. Wherein, "fixed" means that the relative positional relationship is not changed after being connected to each other. References to orientation terms, such as "inner", "outer", "top", "bottom", etc., in the embodiments of the present utility model are merely to refer to the orientation of the drawings and, therefore, the use of orientation terms is intended to better and more clearly illustrate and understand the embodiments of the present utility model, rather than to indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be construed as limiting the embodiments of the present utility model.

In embodiments of the present utility model, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying 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 such feature.

In the embodiment of the present utility model, "and/or" is merely an association relationship describing an association object, and indicates that three relationships may exist, for example, a and/or B may indicate: a exists alone, A and B exist together, and B exists alone. In addition, the character "/" herein generally indicates that the front and rear associated objects are an "or" relationship.

Reference in the specification to "one embodiment" or "some embodiments" or the like means that a particular feature, structure, or characteristic described in connection with the embodiment is included in one or more embodiments of the utility model. Thus, appearances of the phrases "in one embodiment," "in some embodiments," "in other embodiments," and the like in the specification are not necessarily all referring to the same embodiment, but mean "one or more but not all embodiments" unless expressly specified otherwise. The terms "comprising," "including," "having," and variations thereof mean "including but not limited to," unless expressly specified otherwise.

Example 1

Referring to fig. 1 and 2, a snap-in insulated joint, comprising:

the connecting sleeves 3 are fixedly sleeved on the outer walls of the first pipeline 1 and the second pipeline 2, the same connecting cylinder 5 is inserted into the inner walls of the two connecting sleeves 3, and a limiting ring 6 is fixedly sleeved on the outer wall of the connecting cylinder 5;

the two connecting sleeves 3 are respectively positioned on two sides of the limiting ring 6 and are clamped through the clamping assembly, the first pipeline 1 and the second pipeline 2 can be spliced together through the connecting barrel 5 in the technical scheme, and then the first pipeline 1 and the second pipeline 2 are fixed together through the clamping assembly, so that the maintenance is convenient.

Referring to fig. 2-4, the clamping assembly comprises two semicircular clamping blocks 7 arranged on the outer walls of the two connecting sleeves 3, an inclined plane 11 is arranged on the outer side of the large end of the connecting sleeve 3, and a wedge-shaped groove 13 matched with the inclined plane 11 is arranged on the inner wall of the semicircular clamping block 7, and in the technical scheme, the two connecting sleeves 3 and the limiting ring 6 can be connected together when the two semicircular clamping blocks 7 are mutually close to each other through setting of the inclined plane 11 and the wedge-shaped groove 13, so that the clamping assembly is convenient to fix.

Example 2

Referring to fig. 1 and 2, a snap-in insulated joint, comprising:

Referring to fig. 2-6, the outer walls of the two semicircular clamping blocks 7 are sleeved with the same outer sleeve 4, one side of the connecting sleeve 3 is provided with a plurality of first through holes 12, the outer wall of the limiting ring 6 is provided with a third through hole 15 corresponding to the first through hole 12, one side of the semicircular clamping block 7 is provided with a second through hole 14 corresponding to the third through hole 15, the inner walls of the corresponding first through hole 12, the second through hole 14 and the third through hole 15 are inserted with the same clamping column 8, one ends of the plurality of clamping columns 8 are fixedly connected with the outer sleeve 4, the two semicircular clamping blocks 7 can be clamped on the two connecting sleeves 3 and the limiting ring 6 through the outer sleeve 4, the two semicircular clamping blocks cannot be separated, the first pipeline 1 and the connecting sleeve 3 can be prevented from rotating through the clamping columns 8, and the outer sleeve 4 can be fixed on the two semicircular clamping blocks 7, and the two semicircular clamping blocks 7 can be clamped with each other.

Referring to fig. 2 and 6, two ends of the connecting tube 5 are fixedly connected with a second sealing ring 10 which is matched with the first pipeline 1, the second pipeline 2 and the connecting tube 5, and in the above technical scheme, the first pipeline 1, the second pipeline 2 and the connecting tube 5 can be sealed through the second sealing ring 10, so that fuel leakage is prevented.

Referring to fig. 2 and 6, two ends of the limiting ring 6 are fixedly connected with a first sealing ring 9 matched with the connecting sleeve 3, and in the above technical scheme, the connecting sleeve 3 and the limiting ring 6 can be sealed by setting the first sealing ring 9, so that the connecting sleeve 3 and the limiting ring 6 are further sealed.

Referring to fig. 1, 2 and 5, the outer sleeve 4 is made of ceramic material, and in the above technical scheme, the joint of the outer sleeve 4 can be insulated and protected by the ceramic material of the outer sleeve 4, so that the accident of conduction is prevented.

The working principle and the using flow of the technical scheme are as follows: when the two-way pipe is used, the outer sleeve 4 is sleeved on the first pipeline 1 or the second pipeline 2, the opening is outward, the connecting sleeve 3 is welded on the outer walls of the first pipeline 1 and the second pipeline 2, the sealing is carried out through the second sealing ring 10, then the connecting cylinders 5 are inserted into the two connecting sleeves 3, the two connecting sleeves 3 are in contact with the limiting rings 6, then the two semicircular clamping blocks 7 are placed on the two connecting sleeves 3 to wrap the two connecting sleeves 3, the outer sleeve 4 is pushed, the two semicircular clamping blocks 7 can be combined into a whole, the two semicircular clamping blocks 7 are mutually close when combined, the connecting sleeves 3 can be fixed on two sides of the limiting rings 6, the sealing is carried out through the first sealing ring 9, and the outer sleeve 4 is pushed continuously to enable the clamping columns 8 to sequentially penetrate through the second through holes 14, the third through holes 15 and the first through holes 12, so that the fixing is completed.

The present utility model is not limited to the above embodiments, and any person skilled in the art can easily think about the changes or substitutions within the technical scope of the present utility model, and the changes or substitutions are intended to be covered by the scope of the present utility model; embodiments of the utility model and features of the embodiments may be combined with each other without conflict. Therefore, the protection scope of the utility model is subject to the protection scope of the claims.

Claims

1. A joint insulating joint, characterized by comprising:

the connecting sleeves (3) are fixedly sleeved on the outer walls of the first pipeline (1) and the second pipeline (2), the same connecting cylinder (5) is inserted into the inner walls of the two connecting sleeves (3), and a limiting ring (6) is fixedly sleeved on the outer wall of the connecting cylinder (5);

the two connecting sleeves (3) are respectively positioned at two sides of the limiting ring (6) and are clamped by the clamping assembly.

2. The clamping insulating joint according to claim 1, wherein the clamping assembly comprises two semicircular clamping blocks (7) arranged on the outer walls of the two connecting sleeves (3), an inclined surface (11) is formed on the outer side of the large end of each connecting sleeve (3), and a wedge-shaped groove (13) matched with the inclined surface (11) is formed in the inner wall of each semicircular clamping block (7).

3. The clamping insulating joint according to claim 2, characterized in that the outer walls of two semicircular clamping blocks (7) are sleeved with the same outer sleeve (4), one side of the connecting sleeve (3) is provided with a plurality of first through holes (12), the outer wall of the limiting ring (6) is provided with a third through hole (15) corresponding to the first through hole (12), one side of each semicircular clamping block (7) is provided with a second through hole (14) corresponding to the third through hole (15), and the inner walls of the corresponding first through hole (12), second through hole (14) and third through hole (15) are spliced with the same clamping column (8), and one ends of the plurality of clamping columns (8) are fixedly connected with the outer sleeve (4).

4. The clamping insulating joint according to claim 1, wherein two ends of the connecting cylinder (5) are fixedly connected with second sealing rings (10) which are matched with the first pipeline (1), the second pipeline (2) and the connecting cylinder (5).

5. The clamping insulating joint according to claim 1, wherein the two ends of the limiting ring (6) are fixedly connected with first sealing rings (9) matched with the connecting sleeve (3).

6. A joint insulation joint according to claim 3, characterized in that the outer sleeve (4) is of ceramic material.