CN220249290U - Quick connecting device of insulating tube that possesses compensation structure and insulating tube structure - Google Patents
Quick connecting device of insulating tube that possesses compensation structure and insulating tube structure Download PDFInfo
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- CN220249290U CN220249290U CN202320964072.2U CN202320964072U CN220249290U CN 220249290 U CN220249290 U CN 220249290U CN 202320964072 U CN202320964072 U CN 202320964072U CN 220249290 U CN220249290 U CN 220249290U
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- connecting piece
- heat preservation
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- pipe
- quick
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- 238000007789 sealing Methods 0.000 claims abstract description 46
- 238000004321 preservation Methods 0.000 claims description 48
- 238000009413 insulation Methods 0.000 claims description 8
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 7
- 238000003466 welding Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000008602 contraction Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 239000011241 protective layer Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229920002943 EPDM rubber Polymers 0.000 description 1
- 229920000459 Nitrile rubber Polymers 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Abstract
The utility model discloses a quick connecting device for heat-insulating pipes with a compensation structure and a heat-insulating pipe structure, which solve the problem of low construction efficiency of welding and connecting heat-insulating pipes in the prior art, and have the beneficial effects of realizing the quick connection of two heat-insulating pipes and realizing the compensation effect of the thermal expansion and contraction process, and the concrete scheme is as follows: the utility model provides a quick connecting device of insulating tube that possesses compensation structure, includes the connecting piece, and the connecting piece internal surface sets up the step, and the center of step orientation connecting piece is outstanding so that step and unilateral insulating tube's work pipe end looks butt, and the connecting piece internal surface sets up a plurality of seal grooves respectively in the both sides of step, sets up the sealing member in the seal groove.
Description
Technical Field
The utility model relates to the technical field of heat preservation pipe connection, in particular to a heat preservation pipe quick connection device with a compensation structure and a structure.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
The excellent heat preservation performance of the heat preservation pipe is widely applied to projects such as petroleum, chemical industry and central heating, the pipeline construction connection is usually butt welding connection, the inventor finds that the welding construction has higher requirements on construction environment (weather, temperature and humidity) and skill level of workers, the existing welding construction is low in efficiency and high in cost, and a medium conveyed in the heat preservation pipe is a medium with a certain temperature, so that special compensation facilities are needed to be arranged in the pipeline, and project investment is increased further.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model aims to provide the quick connecting device for the heat preservation pipes with the compensation structure, which can realize the quick connection of two heat preservation pipes and realize the compensation effect of the thermal expansion and cold contraction process, and is convenient and quick to install.
In order to achieve the above object, the present utility model is realized by the following technical scheme:
the utility model provides a quick connecting device of insulating tube that possesses compensation structure, includes the connecting piece, and the connecting piece internal surface sets up the step, and the center of step orientation connecting piece is outstanding so that step and unilateral insulating tube's work pipe end looks butt, and the connecting piece internal surface sets up a plurality of seal grooves respectively in the both sides of step, sets up the sealing member in the seal groove.
The quick connecting device for the heat preservation pipe with the compensation structure comprises the connecting piece, wherein the inner surface of the connecting piece is provided with the first section and the second section from outside to the step, the inner diameter of the first section of the connecting piece is smaller than that of the second section of the connecting piece, the sealing groove is formed in the second section, and the sealing piece is arranged in the sealing groove, so that the sealing piece is arranged between the connecting piece and the working pipe, and the sealing effect of connection is guaranteed.
In the quick connecting device for the heat preservation pipe with the compensation structure, the width of the second section is larger than that of the first section in consideration of the arrangement of the sealing groove and the sealing piece.
According to the quick connecting device with the compensation structure for the heat preservation pipe, the inner diameter of the connecting piece at the step is smaller than the inner diameter of the connecting piece at the first section, so that the limit of the step on the working pipe is guaranteed.
The quick connecting device for the heat preservation pipe with the compensation structure is characterized in that two sealing grooves are respectively formed in two sides of the step to ensure the sealing effect, and a distance is set between every two adjacent sealing grooves at intervals.
The quick connecting device for the heat preservation pipe with the compensation structure is characterized in that the shape of the inner surface of the connecting piece is attached to the shape of the outer surface of the working pipe.
The quick connecting device for the heat preservation pipe with the compensation structure is matched with the working pipe, and the connecting piece is an annular piece;
the longitudinal section of the connecting piece is circular.
The quick connecting device for the heat preservation pipe with the compensation structure is characterized in that the steps are annular steps.
In a second aspect, the utility model also provides a heat-insulating pipe structure with a compensation structure, which comprises a plurality of sections of heat-insulating pipes, wherein two adjacent heat-insulating pipes are connected through the heat-insulating pipe quick connecting device with the compensation structure.
The heat preservation pipe structure with the compensation structure comprises the working pipes, the heat preservation layers and the outer protective layers which are sequentially arranged from inside to outside, wherein at least one end of each working pipe exceeds the heat preservation layers and the outer protective layers, and the working pipes of two adjacent heat preservation pipes are connected through the connecting piece.
The beneficial effects of the utility model are as follows:
1) According to the utility model, the step is arranged on the inner side of the connecting piece through the provision of the quick connecting device, and the working pipe is abutted against the step after being inserted into the inner side of the connecting piece, which is equivalent to the fact that the working pipe is inserted into the connecting piece and limited by the step, so that two butted heat preservation pipes can be quickly connected, and then sealed by the sealing piece, and the structure is simple, so that the joint of the two heat preservation pipes has higher bearing strength and sealing performance and higher economic value; no requirement on the use environment; the joint of two insulating tubes is flexible structure after the installation, when encountering the thermal expansion and cold shrinkage of the pipeline temperature change of the insulating tubes, the device can also play a role in compensation, and has flexible installation convenience and practical compensation function as a whole, so that the device has better pipeline engineering application prospect.
2) According to the utility model, the inner diameter of the connecting piece at the first section is smaller than that of the second section, so that after the working tube is inserted into the connecting piece, the distance between the first section and the working tube is smaller than that between the second section and the working tube, the sealing piece is prevented from falling out of the second section, and under the action of the matching arrangement of the first section and the step, the end part of the working tube is equivalent to the clamping connection with the connecting piece, so that the connecting strength is ensured, and meanwhile, the connecting efficiency is fully improved.
3) According to the utility model, the steps are arranged, so that the steps play a role in positioning the working pipes of the heat-insulating pipes at the two sides in the connecting piece, the working pipes at the two sides can be conveniently and quickly positioned after being inserted into the working piece, and the quick connecting device is assisted to connect with the heat-insulating pipes.
4) According to the utility model, the first section and the second section are respectively arranged on two sides of the step, the inner diameter of the first section of the connecting piece is smaller than that of the second section, and the connecting piece is matched with the step, so that the end part of the working pipe is conveniently in clamping connection with the connecting piece; and the sealing element is matched, so that the tightness of the connection of the two heat preservation pipes is ensured.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model.
FIG. 1 is a schematic illustration of a quick connect device for insulating tubing with a compensating structure according to one or more embodiments of the present utility model connected to an insulating tubing.
Fig. 2 is a cross-sectional view of a quick connect device for insulating tubing with a compensating structure in accordance with one or more embodiments of the present utility model.
Fig. 3 is a schematic view of a quick connect device for insulating tubing with a compensating structure according to one or more embodiments of the present utility model.
In the figure: the mutual spacing or dimensions are exaggerated for the purpose of showing the positions of the various parts, and the schematic illustration is only schematic.
Wherein: 1. the heat-insulating pipe 2, a connecting piece 3, a sealing groove 4, a sealing ring 5, a heat-insulating layer 6, an outer protective layer 7, and a working pipe;
2-1, 2-2, 2-3, and step.
Detailed Description
It should be noted that the following detailed description is illustrative and is intended to provide further explanation of the utility model. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present utility model. As used herein, the singular forms also are intended to include the plural forms unless the present utility model clearly dictates otherwise, and furthermore, it should be understood that when the terms "comprise" and/or "include" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof;
as described in the background art, the problem of low construction efficiency of the welded connection insulating pipe in the prior art is solved, and the utility model provides the quick connecting device for the insulating pipe with the compensation structure.
Example 1
In a typical embodiment of the present utility model, referring to fig. 2 and 3, a quick connection device for a thermal insulation pipe with a compensation structure includes a connection member 2, wherein a step 2-3 is provided on an inner surface of the connection member 2, the step 2-3 protrudes toward a center of the connection member so that the step is abutted against a working pipe end surface of a single-side thermal insulation pipe, a plurality of sealing grooves 3 are provided on both sides of the step 2-3 on the inner surface of the connection member 2, a sealing member is provided in the sealing groove 3, and the working pipe is an innermost layer of the thermal insulation pipe.
Specifically, the inner surface of the connecting piece 2 is sequentially provided with a first section 2-1 and a second section 2-2 from outside to the step, the inner diameter of the first section 2-1 of the connecting piece is smaller than that of the second section 2-2 of the connecting piece, after the working tube 7 is inserted into the connecting piece, the distance between the first section 2-1 and the working tube 7 is smaller than that between the second section 2-2 and the working tube 7, the sealing piece is prevented from falling out of the second section 2-2, the sealing groove is formed in the second section, and the sealing piece is arranged in the sealing groove, so that the sealing piece is arranged between the connecting piece and the working tube, and the connecting sealing effect is ensured.
Wherein the heat preservation pipe 1 is a pipe for conveying a medium; the connecting piece 2 is made of carbon steel or stainless steel or high-strength nonmetallic materials, and it is understood that the sealing piece is a sealing ring 4, specifically an O-shaped sealing ring, is a rubber ring standard piece, and is made of materials with set temperature resistance such as nitrile rubber, ethylene propylene diene monomer rubber and the like.
The second section 2-2 has a width greater than that of the first section 2-1 in view of the arrangement of the sealing grooves and the sealing members, so that a plurality of sealing grooves 3 are provided in the second section 2-2.
In order to ensure the sealing effect, two sealing grooves 3 are respectively arranged on two sides of the step 2-3, and the two adjacent sealing grooves 3 are arranged at intervals by a set distance.
It will be appreciated that the inner diameter of the connecting piece 2 at the step 2-3 is smaller than the inner diameter of the connecting piece at the first section to ensure that the step limits the working tube, so that the working tube is inserted into the working piece through the first section, and then the end of the working tube is positioned through the step, and the end of the working tube is equivalent to being clamped and connected with the connecting piece under the action of the matching arrangement of the first section and the step.
It will be readily appreciated that the connector 2 has a predetermined width, the shape of the inner surface of the connector 2 conforms to the shape of the outer surface of the working tube 7, the outer surface of the working tube 7 is a circular tube, so that the connector 2 is a ring-shaped member, and the longitudinal cross-section of the connector is a circular ring.
In addition, in this embodiment, in order to ensure the connection between the connecting piece and the two sections of heat-insulating pipes, the step 2-3 is located at the center of the circumferential direction of the inner surface of the connecting piece 2, the step 2-3 is a circular step, and the circular step fully ensures the positioning of the step on the working pipe.
In the embodiment, the step is arranged on the inner side of the connecting piece, the working pipe is abutted against the step after being inserted into the inner side of the connecting piece, and the working pipe is limited by the step in the connecting piece, so that two butted heat preservation pipes can be connected quickly, and then sealed by the sealing piece, so that the joint of the two heat preservation pipes has higher bearing strength and sealing performance, the whole structure is simple, more requirements on the use environment are avoided, the cost is low, and the economic value is higher; and the connecting piece is connected with the two heat preservation pipes, and the joint of the two heat preservation pipes is of a flexible structure after installation, so that the compensation effect can be achieved when the temperature of the pipeline of the heat preservation pipe changes, and the device has flexible installation convenience and practical compensation function, so that the device has good pipeline engineering application prospect.
Example two
The embodiment provides a heat preservation pipe structure with a compensation structure, and referring to fig. 1, the heat preservation pipe structure comprises a plurality of sections of heat preservation pipes, and two adjacent heat preservation pipes 1 are connected through a heat preservation pipe quick connecting device with the compensation structure according to the first embodiment.
Specifically, the heat preservation 1 pipe includes the work pipe 7 that sets gradually from inside to outside, heat preservation 5 and outer sheath 6, and the length of each section heat preservation department heat preservation 5 and outer sheath 6 is the same, and both tip are aligned moreover, and the both ends of work pipe all surpass heat preservation and outer sheath setting like this, and the both ends of heat preservation 1 pipe are 150 ~ 200mm and do not take the work pipe of insulation construction, connect through the connecting piece between the work pipe of two adjacent heat preservation pipes.
In some examples, considering the movement of the insulating pipes after connection, the length of the working pipe 7 beyond the insulating layer may be longer than the distance from one end of the connecting piece to one side of the step, and the connecting piece may better cover the connection between two adjacent insulating pipes.
When the connecting structure is used, the sealing ring 4 is placed in the sealing groove 3, the working tube on one side is inserted into one side of the connecting piece, then the working tube on the other side is inserted into the other side of the connecting piece, connection and sealing of the two heat-insulating tubes can be realized, and unlike welding, the connecting structure after insertion is in flexible connection under the arrangement actions of the step, the first section and the sealing ring, and the two heat-insulating tubes can realize displacement of a set distance without leakage after connection, so that the connecting structure also has the compensation action when the pipeline expands with heat and contracts with cold.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. The utility model provides a possess compensation structure's insulating tube quick connecting device, its characterized in that, including the connecting piece, the connecting piece internal surface sets up the step, and the center of step orientation connecting piece is outstanding so that step and unilateral insulating tube's work pipe end face looks butt, and the connecting piece internal surface sets up a plurality of seal grooves respectively in the both sides of step, sets up the sealing member in the seal groove.
2. The quick connecting device for the heat preservation pipe with the compensation structure according to claim 1, wherein the inner surface of the connecting piece is provided with a first section and a second section from the outside to the step, the inner diameter of the first section of the connecting piece is smaller than the inner diameter of the second section of the connecting piece, and the sealing groove is formed in the second section.
3. A quick connection device for insulating pipes with compensation structure according to claim 2, characterized in that the width of the second section is greater than the width of the first section.
4. A quick connection device for insulating pipes with compensation structure according to claim 2, characterized in that the inside diameter of the connecting piece at the step is smaller than the inside diameter of the connecting piece at the first section.
5. The quick connecting device for heat preservation pipes with compensation structures according to claim 2, wherein two sealing grooves are respectively formed on two sides of the step, and a set distance is arranged between every two adjacent sealing grooves.
6. The quick connect coupling for insulating tubing having a compensating structure of claim 1, wherein said connector has an inner surface shape conforming to an outer surface shape of said working tube.
7. The quick connecting device for a heat preservation pipe with a compensation structure according to claim 1, wherein the connecting piece is an annular piece;
the longitudinal section of the connecting piece is circular.
8. The quick connecting device for a heat preservation pipe with a compensation structure according to claim 1, wherein the step is a circular step.
9. A thermal insulation pipe structure with a compensation structure, which is characterized by comprising a plurality of sections of thermal insulation pipes, wherein two adjacent thermal insulation pipes are connected through the thermal insulation pipe quick connecting device with the compensation structure according to any one of claims 1-8.
10. The heat preservation pipe structure with the compensation structure according to claim 9, wherein the heat preservation pipe comprises a working pipe, a heat preservation layer and an outer protection layer which are sequentially arranged from inside to outside, at least one end of the working pipe exceeds the heat preservation layer and the outer protection layer, and the working pipes of two adjacent heat preservation pipes are connected through the connecting piece.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320964072.2U CN220249290U (en) | 2023-04-21 | 2023-04-21 | Quick connecting device of insulating tube that possesses compensation structure and insulating tube structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202320964072.2U CN220249290U (en) | 2023-04-21 | 2023-04-21 | Quick connecting device of insulating tube that possesses compensation structure and insulating tube structure |
Publications (1)
Publication Number | Publication Date |
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CN220249290U true CN220249290U (en) | 2023-12-26 |
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ID=89231269
Family Applications (1)
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CN202320964072.2U Active CN220249290U (en) | 2023-04-21 | 2023-04-21 | Quick connecting device of insulating tube that possesses compensation structure and insulating tube structure |
Country Status (1)
Country | Link |
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CN (1) | CN220249290U (en) |
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2023
- 2023-04-21 CN CN202320964072.2U patent/CN220249290U/en active Active
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