CN212338477U - Pipeline junction cladding structure and thermal insulation pipeline - Google Patents
Pipeline junction cladding structure and thermal insulation pipeline Download PDFInfo
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- CN212338477U CN212338477U CN202020843969.6U CN202020843969U CN212338477U CN 212338477 U CN212338477 U CN 212338477U CN 202020843969 U CN202020843969 U CN 202020843969U CN 212338477 U CN212338477 U CN 212338477U
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Abstract
The utility model provides a pipeline junction cladding structure and thermal insulation pipeline, which relates to the technical field of pipeline thermal insulation, and solves the problem that the joint needs to be designed separately and the thermal insulation cladding needs to be manufactured and installed in the prior art; the head end of the first wrapping sleeve is movably connected with a first flanging sleeve, the first flanging sleeve and the first wrapping sleeve are coaxially arranged, and the first flanging sleeve can be turned outwards to turn the inner wall outwards; the head end of the second wrapping sleeve is movably connected with a second flanging sleeve, the second flanging sleeve and the second wrapping sleeve are coaxially arranged, and the second flanging sleeve can be turned outwards to turn the inner wall of the second wrapping sleeve outwards; the first flanging sleeve is sleeved on the second flanging sleeve. The heat insulation pipeline adopts a coating structure at the joint of the pipeline. The pipe joint is not required to be separately designed and provided with the heat insulation layer, so that the coating and installation time can be reduced, and the heat insulation effect at the pipe joint can be improved.
Description
Technical Field
The utility model relates to a pipeline thermal-insulated technical field, specific theory is a pipeline junction cladding structure and heat insulation pipeline.
Background
In many aviation pipelines, pipelines adopt coating layers to carry out air heat insulation, at pipeline joints, the coating layers of the pipelines usually have partitions at certain distances from the joints, in order to achieve the purpose of coating the pipeline joints, the traditional method is to additionally design an independent heat insulation coating at the joints, and when two pipelines are butted, the joint is coated with the independent heat insulation layer which is designed and manufactured before. In this way, the pipeline is coated in a large amount of time, and the separately installed heat-insulating coating layer cannot be well attached to the original coating layer of the pipeline, so that the heat-insulating effect is not ideal.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to design a pipeline junction cladding structure and heat insulation pipeline, need not design alone and make installation insulating layer to coupling department, can reduce cladding installation time to can promote the thermal-insulated effect of coupling department, make all improve in the aspect of installation time, performance, cost.
The utility model discloses a following technical scheme realizes:
a coating structure for a pipeline joint comprises a first coating sleeve and a second coating sleeve, wherein the head end of the first coating sleeve is opposite to the head end of the second coating sleeve;
the head end of the first wrapping sleeve is movably connected with a first flanging sleeve, the first flanging sleeve and the first wrapping sleeve are coaxially arranged, and the first flanging sleeve can be folded outwards to enable the inner wall of the first wrapping sleeve to be turned outwards; the head end of the second wrapping sleeve is movably connected with a second flanging sleeve, the second flanging sleeve and the second wrapping sleeve are coaxially arranged, and the second flanging sleeve can be folded outwards to enable the inner wall of the second wrapping sleeve to be turned outwards;
the first flanging sleeve is sleeved on the second flanging sleeve.
When the structure is adopted, when the pipeline joint coating structure is applied to a butted pipeline, the first flanging sleeve can be turned outwards, and the second flanging sleeve can also be turned outwards, so that an outward turned flanging can be formed at the head of the pipeline coated by the first flanging sleeve, the coating sleeve at the joint can be reserved under the condition of not influencing the butt joint of the pipelines, the second flanging sleeve is turned downwards and coats the joint after the pipeline is butted, and then the first flanging sleeve is turned downwards and coats the second flanging sleeve, so that the heat-insulating coating sleeve at the joint is formed, a heat-insulating layer is not required to be separately designed and manufactured for the joint, the coating and installation time can be reduced, the heat-insulating effect at the joint can be improved, and the installation time, the performance and the cost are improved.
Further for better realization the utility model discloses, adopt the following structure that sets up very much: the sleeve wall of the first flanging sleeve is provided with a first slit, an extension line of the first slit is parallel to the axis of the first flanging sleeve, and the first slit extends from the head end of the first flanging sleeve along the axial direction of the first flanging sleeve.
When the structure is arranged, the first seam is arranged to form a crack when the first flanging sleeve is turned outwards, so that the first flanging sleeve can be turned outwards conveniently.
Further for better realization the utility model discloses, adopt the following structure that sets up very much: and a second slit is formed in the sleeve wall of the second flanging sleeve, the extension line of the second slit is parallel to the axis of the second flanging sleeve, and the second slit extends from the head end of the second flanging sleeve along the axial direction of the second flanging sleeve.
When the structure is arranged, the second opening seam is arranged to form a crack when the second flanging sleeve is turned outwards, so that the second flanging sleeve can be turned outwards conveniently.
Further for better realization the utility model discloses, adopt the following structure that sets up very much: the first slit extends to a trailing end of the first sheath.
When the structure is adopted, the first wrapping sleeve and the first flanging sleeve are sleeved at the first opening seam, and can be easily sleeved on a pipeline.
Further for better realization the utility model discloses, adopt the following structure that sets up very much: the second slit extends to the tail end of the second wrapping sleeve.
When the structure is adopted, the second wrapping sleeve and the second flanging sleeve are sleeved at the second opening seam, and can be easily sleeved on a pipeline.
Further for better realization the utility model discloses, adopt the following structure that sets up very much: the outer walls of the first wrapping sleeve and the first flanging sleeve are connected with a first slit adhesive tape, the first slit adhesive tape extends along the extending direction of the first slit, and the first slit adhesive tape covers the first slit;
and the outer walls of the second wrapping sleeve and the second flanging sleeve are connected with a second slotting adhesive tape, the second slotting adhesive tape extends along the extending direction of the second slot, and the second slot is covered by the second slotting adhesive tape.
When the structure is arranged, the first slotting adhesive tape and the second slotting adhesive tape are used for shielding and fixing the first slotting and the second slotting to avoid the split at the slotting position, and the heat insulation performance and the structural stability of the first slotting and the second slotting position are ensured.
Further for better realization the utility model discloses, adopt the following structure that sets up very much: the outer wall of the first wrapping sleeve is connected with a first annular rubber strip, the first annular rubber strip extends along the circumferential direction of the first wrapping sleeve and forms a ring, the first annular rubber strip is arranged close to the joint of the first wrapping sleeve and the first flanging sleeve, and the first annular rubber strip is partially crimped at the first slit rubber strip;
the outer wall of the second wrapping sleeve is provided with a second annular rubber strip, the second annular rubber strip extends along the circumferential direction of the second wrapping sleeve and forms a ring, the second annular rubber strip is arranged close to the joint of the second wrapping sleeve and the second flanging sleeve, and part of the second annular rubber strip is pressed at the second slotting rubber strip.
When the structure is arranged, the first annular rubber strip can prevent the first slotting rubber strip from being separated from the outer wall of the first wrapping sleeve at the flanging position, and the second annular rubber strip can prevent the second slotting rubber strip from being separated from the outer wall of the second wrapping sleeve at the flanging position.
Further for better realization the utility model discloses, adopt the following structure that sets up very much: the outer wall of the first flanging sleeve is connected with a third annular rubber strip, the third annular rubber strip extends along the circumferential direction of the first flanging sleeve and forms a ring, and part of the third annular rubber strip is in compression joint with the first slotting rubber strip.
When the structure is arranged, the third annular rubber strip can hoop the first flanging sleeve, so that the sealing performance and the connection tightness between the first flanging sleeve and the second flanging sleeve can be increased.
Further for better realization the utility model discloses, adopt the following structure that sets up very much: the inner diameter of the first flanging sleeve is larger than or equal to that of the first wrapping sleeve, and the inner diameter of the second flanging sleeve is larger than or equal to that of the second wrapping sleeve.
When the structure is adopted, the heat-insulating coating layer can be built at the joint after the pipelines of more joint types are butted.
The utility model also provides a thermal-insulated pipeline, including first pipeline, second pipeline and above-mentioned tube coupling department cladding structure, first pipeline with the second pipeline butt joint, first cladding cover is located the pipe shaft of first pipeline, second cladding cover is located the pipe shaft of second pipeline, second turn-ups cover is located the joint department of first pipeline and second pipeline, first turn-ups cover is located second turn-ups cover.
The utility model has the advantages of it is following and beneficial effect:
the utility model discloses in, when this pipeline junction cladding structure applies to the pipeline of butt joint in, first turn-ups cover can turn over the book outwards, second turn-ups cover also can turn over the book outwards, thus, can form a turn-ups that turns up at the head of the pipeline of cladding separately, can reserve the cladding cover of joint department under the condition that does not influence the pipeline butt joint, turn down second turn-ups cover and cladding live the joint after the pipeline butt joint, turn down cladding with first turn-ups cover again and live second turn-ups cover, the thermal-insulated cladding cover of joint department has just so been formed, need not design alone and make installation insulating layer to joint department, can reduce cladding installation time, and can promote the thermal-insulated effect of joint department, make installation time, performance, all improve in the aspect of the cost.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of the structure of the insulated pipe after butt joint and cladding;
FIG. 2 is a schematic diagram of the insulated duct prior to docking;
FIG. 3 is a schematic diagram of a prior art heat insulation circuit;
FIG. 4 is a schematic structural diagram of a conventional heat insulation pipeline after butt joint;
labeled as:
1. a first cover; 2. a first flanging sleeve; 3. a first slit; 4. a first slit adhesive tape; 5. a second cover sleeve; 6. a second flanging sleeve; 7. second slotting; 8. a second slit adhesive tape; 9. a first annular bead; 10. a second annular adhesive tape; 11. a third annular rubber strip; 12. a first conduit; 13. a second conduit; 14. and (5) clamping a hoop.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example 1:
a coating structure for a pipeline joint is provided, which does not need to design and manufacture a heat insulation layer separately for a pipe joint, can reduce the coating and installation time, can improve the heat insulation effect at the pipe joint, and improves the installation time, performance and cost, as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the coating structure is particularly set as the following structure:
this pipeline junction cladding structure includes two parts, the first part includes first cladding cover 1 and swing joint in the first turn-ups cover 2 of the head end of first cladding cover 1, first cladding cover 1 is the tubulose circle cover, first turn-ups cover 2 also is the tubulose circle cover, first cladding cover 1 and the coaxial setting of first turn-ups cover 2, can regard first turn-ups cover 2 as the extension section of first cladding cover 1, first turn-ups cover 2 can outwards turn over the turn-ups that the formation is located the first 1 head position of cladding cover of inner wall eversion formation of the messenger. The second part includes second cladding cover 5 and swing joint in the second turn-ups cover 6 of the head end of second cladding cover 5, and second cladding cover 5 is the tubulose circle cover, and second turn-ups cover 6 also is the tubulose circle cover, and second cladding cover 5 and the coaxial setting of second turn-ups cover 6 can regard second turn-ups cover 6 as the extension section of second cladding cover 5, and second turn-ups cover 6 can outwards turn over the turn-ups that the messenger inner wall turned up and form the turn-ups that is located 5 head positions of second cladding cover. The first coating sleeve 1, the first flanging sleeve 2, the second coating sleeve 5 and the second flanging sleeve 6 are all structural members made of heat-insulating materials. The head end of the first wrapping sleeve 1 and the head end of the second wrapping sleeve 5 are arranged oppositely and coaxially, the second flanging sleeve 6 is sleeved with the first flanging sleeve 2, so that the inner wall of the first flanging sleeve 2 is attached to the outer wall of the second flanging sleeve 6, and the heat insulation structure at the joint is formed by overlapping the first flanging sleeve and the second flanging sleeve. The inner diameter of the first flanging sleeve 2 can be larger than or equal to that of the first coating sleeve 1, and the inner diameter of the second flanging sleeve 6 can be larger than or equal to that of the second coating sleeve 5, so that the heat-insulating coating layer can be built at the joint after the pipelines of more joint types are butted.
Preferably, in order to facilitate the flanging or the returning of the first flanging sleeve 2 and the second flanging sleeve 6, a first slit 3 is formed in a sleeve wall of the first flanging sleeve 2, the first slit 3 penetrates through the sleeve wall of the first flanging sleeve 2, so that the inside of the first flanging sleeve penetrates through the sleeve wall and is communicated with the outside, an extension line of the first slit 3 is parallel to an axis of the first flanging sleeve 2, the first slit 3 extends from a head end of the first flanging sleeve 2 along an axial direction of the first flanging sleeve 2, that is, the first slit 3 extends along a direction of the first flanging sleeve 2, the first slit 3 forms a notch at the head end of the first flanging sleeve 2, and the first slit 3 divides the first flanging sleeve 2 into a left lobe and a right lobe at two sides of the first slit 3 at a position where the first slit 3 is arranged. The first opening seam 3 is arranged to form a gap when the first flanging sleeve 2 is turned outwards, the left flap and the right flap can be gradually separated, and the first flanging sleeve 2 can be turned outwards conveniently. Meanwhile, a second slit 7 is formed in the sleeve wall of the second flanging sleeve 6, the second slit 7 penetrates through the sleeve wall of the second flanging sleeve 6, the inner portion of the second flanging sleeve penetrates through the sleeve wall to be communicated with the outside, an extension line of the second slit 7 is parallel to the axis of the second flanging sleeve 6, the second slit 7 extends from the head end of the second flanging sleeve 6 in the axial direction of the second flanging sleeve 6, namely the second slit 7 extends along the trend of the second flanging sleeve 6, the second slit 7 forms a notch at the head end of the second flanging sleeve 6, and the second slit 7 divides the second flanging sleeve 6 into a left lobe and a right lobe which are located on two sides of the second slit 7 at the position where the second slit 7 is arranged. The second slits 7 are formed when the second flanging sleeve 6 is turned outwards, the left lobe and the right lobe are gradually separated, and the second flanging sleeve 6 can be turned outwards conveniently.
Preferably, in order to facilitate the sleeving of the sheathing sleeve on the pipe, the first slit 3 is extended to the rear end of the first sheathing sleeve 1 in the axial direction of the first sheathing sleeve 1. Thus, the first sheath 1 and the first flanging sleeve 2 can be easily sleeved on the pipeline by breaking off at the first slit 3. Meanwhile, the second slit 7 is extended along the second covering sleeve 5 to the end of the second covering sleeve 5. Thus, the second sheath 5 and the second flanging sleeve 6 can be easily sleeved on the pipeline by breaking off at the second slit 7.
In this embodiment, when the wrapping structure for the pipeline joint is applied to the butted pipeline, the first flanging sleeve 2 can be turned outwards, the second flanging sleeve 6 can be turned outwards, thus, an eversion flanging is formed at the head part of the pipeline which is respectively coated, the coating sleeve at the joint can be reserved under the condition of not influencing the butt joint of the pipelines, after the pipelines are butted, the second flanging sleeve 6 is turned down and covers the joint, and then the first flanging sleeve 2 is turned down and covers the second flanging sleeve 6, so the operation is very simple, thus forming the heat insulation coating sleeve at the joint, adopting the integral coating mode for pipeline coating, avoiding cutting off at the joint and independently designing and manufacturing and installing a heat insulation layer at the joint, reducing the coating and installing time, and the heat insulation effect at the joint of the riser is integrally coated, so that the installation time, the performance and the cost are improved.
Example 2:
this embodiment is further optimized on the basis of above-mentioned embodiment, and further for better realization the utility model discloses, adopt the following structure that sets up very much:
the outer walls of the first wrapping sleeve 1 and the first flanging sleeve 2 are bonded with a first slotting adhesive tape 4, the first slotting adhesive tape 4 extends along the extending direction of the first slotting 3, the left lobe and the right lobe are fixedly connected by the first slotting adhesive tape 4, and the first slotting adhesive tape 4 covers the first slotting 3. And a second slotting adhesive tape 8 is bonded on the outer walls of the second wrapping sleeve 5 and the second flanging sleeve 6, the second slotting adhesive tape 8 extends along the extending direction of the second slotting 7, the left lobe and the right lobe are fixedly connected by the second slotting adhesive tape 8, and the second slotting adhesive tape 8 covers the second slotting 7. The first slotting adhesive tape 4 and the second slotting adhesive tape 8 are used for shielding and fixing the first slotting 3 and the second slotting 7 to avoid splitting at the slotting positions, and the heat insulation performance and the structural stability of the first slotting 3 and the second slotting 7 are guaranteed.
As a preferable scheme of this embodiment, a first annular adhesive tape 9 is further bonded to the outer wall of the first wrapping sleeve 1, the first annular adhesive tape 9 extends and winds around the outer wall of the first wrapping sleeve 1 along the circumferential direction of the first wrapping sleeve 1 and forms a ring, the first annular adhesive tape 9 is disposed adjacent to a connection position of the first wrapping sleeve 1 and the first flanging sleeve 2, i.e., a folding line position, the first annular adhesive tape 9 crosses the first slit adhesive tape 4, and a part of the first annular adhesive tape 9 is crimped at the first slit adhesive tape 4; meanwhile, a second annular rubber strip 10 is further bonded on the outer wall of the second wrapping sleeve 5, the second annular rubber strip 10 extends and winds the outer wall of the second wrapping sleeve 5 along the circumferential direction of the second wrapping sleeve 5 and forms a ring, the second annular rubber strip 10 is arranged at a folding line position which is close to the joint of the second wrapping sleeve 5 and the second flanging sleeve 6, the second annular rubber strip 10 and the second slotting rubber strip 8 are crossed, and part of the second annular rubber strip 10 is pressed at the second slotting rubber strip 8. The outer wall of the first flanging sleeve 2 is further bonded with a third annular rubber strip 11, the third annular rubber strip 11 extends and winds the outer wall of the first flanging sleeve 2 along the circumferential direction of the first flanging sleeve 2 and forms a ring, the third annular rubber strip 11 is crossed with the first slotting rubber strip 4, and part of the third annular rubber strip 11 is pressed at the first slotting rubber strip 4. The first annular rubber strip 9 can prevent the first slotting rubber strip 4 from separating from the outer wall of the first wrapping sleeve 1 at the flanging position, and the second annular rubber strip 10 can prevent the second slotting rubber strip 8 from separating from the outer wall of the second wrapping sleeve 5 at the flanging position. The third annular rubber strip 11 can hoop the first flanging sleeve 2, so that the sealing performance and the connection tightness between the first flanging sleeve 2 and the second flanging sleeve 6 can be increased.
Example 3:
the present embodiment further provides a heat insulation pipeline on the basis of the above embodiments, when manufacturing, it is not necessary to separately design and manufacture and install a heat insulation layer at the pipe joint, which can reduce the cladding installation time, and can improve the heat insulation effect at the pipe joint, so that the installation time, performance, and cost are all improved, and the following arrangement structure is particularly adopted:
the heat insulation pipeline comprises a first pipeline 12, a second pipeline 13 and a pipeline joint coating structure in embodiment 2, wherein the first pipeline 12 and the second pipeline 13 are circular straight pipes, and the first pipeline 12 and the second pipeline 13 can be hoses or hard pipes. The pipe joint of the first pipeline 12 is in butt joint with the pipe joint of the second pipeline 13 and is fastened through a hoop 14, the pipe body of the first pipeline 12 is sleeved with the first wrapping sleeve 1, the pipe body of the second pipeline 13 is sleeved with the second wrapping sleeve 5, the joint of the first pipeline 12 and the second pipeline 13 is sleeved with the second flanging sleeve 6, the hoop 14 is wrapped in the second flanging sleeve 6, and the second flanging sleeve 6 is sleeved with the first flanging sleeve 2.
During manufacturing, firstly, a pipe joint of a first pipeline 12 is butted with a pipe joint of a second pipeline 13 and fastened through a clamp 14, then, the first coating sleeve 1 is sleeved on the first pipeline 12 along a first slit 3 in a breaking-open mode, at the moment, the first flanging sleeve 2 needs to be turned outwards to form a flanging, then, the second coating sleeve 5 is sleeved on the second pipeline 13 along a second slit 7 in a breaking-open mode, at the moment, the second flanging sleeve 6 needs to be turned outwards to form a flanging. Then, the second flanging sleeve 6 is turned back to wrap the pipe joint and wrap the hoop 14 in the pipe joint, then the second slit adhesive tape 8 is pasted along the second slit 7, then the first flanging sleeve 2 is turned back to wrap the second flanging sleeve 6, and then the first slit adhesive tape 4 is pasted along the first slit 3. Then, a first annular adhesive tape, a second annular adhesive tape 10 and a third annular adhesive tape 11 are sequentially wound and adhered. The first slit adhesive tape 4 of the first wrapping sleeve 1 can also be adhered before the first flanging sleeve 2 is turned back, and the second slit adhesive tape 8 of the second wrapping sleeve 5 can also be adhered before the second flanging sleeve 6 is turned back.
When the pipeline joint coating structure is applied to butt-jointed pipelines, the first flanging sleeve 2 can be turned outwards, the second flanging sleeve 6 can also be turned outwards, in this way, an outward-turned flanging can be formed at the head of each coated pipeline, the coating sleeve at the joint can be reserved under the condition of not influencing the butt joint of the pipelines, the second flanging sleeve 6 is turned down and coats the joint after the pipelines are in butt joint, and then the first flanging sleeve 2 is turned down and coats the second flanging sleeve 6, so that the operation is very simple, the heat-insulation coating sleeve at the joint is formed, the pipeline coating adopts an integral coating mode, the joint does not need to be cut off, a heat-insulation layer does not need to be separately designed and manufactured at the joint, the coating installation time can be reduced, the heat-insulation effect of the joint of a riser can be integrally coated, and the installation time, the performance and the cost are all improved.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention.
Claims (10)
1. A pipeline junction cladding structure which characterized in that: the device comprises a first wrapping sleeve (1) and a second wrapping sleeve (5), wherein the head end of the first wrapping sleeve (1) is opposite to the head end of the second wrapping sleeve (5);
the head end of the first wrapping sleeve (1) is movably connected with a first flanging sleeve (2), the first flanging sleeve (2) and the first wrapping sleeve (1) are coaxially arranged, and the first flanging sleeve (2) can be turned outwards to turn the inner wall outwards; the head end of the second wrapping sleeve (5) is movably connected with a second flanging sleeve (6), the second flanging sleeve (6) and the second wrapping sleeve (5) are coaxially arranged, and the second flanging sleeve (6) can be turned outwards to turn the inner wall outwards;
the first flanging sleeve (2) is sleeved on the second flanging sleeve (6).
2. The cladding structure of a pipeline joint as claimed in claim 1, wherein: the sleeve wall of the first flanging sleeve (2) is provided with a first slit (3), the extension line of the first slit (3) is parallel to the axis of the first flanging sleeve (2), and the first slit (3) extends along the axial direction of the first flanging sleeve (2) from the head end of the first flanging sleeve (2).
3. The cladding structure of a pipeline joint as claimed in claim 2, wherein: the sleeve wall of the second flanging sleeve (6) is provided with a second slit (7), the extension line of the second slit (7) is parallel to the axis of the second flanging sleeve (6), and the second slit (7) extends from the head end of the second flanging sleeve (6) along the axial direction of the second flanging sleeve (6).
4. The cladding structure of a pipeline joint as claimed in claim 3, wherein: the first slit (3) extends to the tail end of the first sheath (1).
5. The cladding structure of a pipeline joint as claimed in claim 4, wherein: the second slit (7) extends to the tail end of the second wrapping sleeve (5).
6. The cladding structure of a pipeline joint as claimed in claim 5, wherein: the outer walls of the first wrapping sleeve (1) and the first flanging sleeve (2) are connected with a first slit adhesive tape (4), the first slit adhesive tape (4) extends along the extending direction of the first slit (3), and the first slit adhesive tape (4) shields the first slit (3);
the outer walls of the second wrapping sleeve (5) and the second flanging sleeve (6) are connected with a second slotting adhesive tape (8), the second slotting adhesive tape (8) extends along the extending direction of the second slotting (7), and the second slotting adhesive tape (8) covers the second slotting (7).
7. The cladding structure of a pipeline joint as claimed in claim 6, wherein: the outer wall of the first wrapping sleeve (1) is connected with a first annular rubber strip (9), the first annular rubber strip (9) extends along the circumferential direction of the first wrapping sleeve (1) and forms a ring, the first annular rubber strip (9) is arranged close to the joint of the first wrapping sleeve (1) and the first flanging sleeve (2), and part of the first annular rubber strip (9) is in crimping connection with the first slitting rubber strip (4);
the outer wall of the second wrapping sleeve (5) is provided with a second annular rubber strip (10), the second annular rubber strip (10) extends along the circumferential direction of the second wrapping sleeve (5) and forms a ring, the second annular rubber strip (10) is adjacent to the joint of the second wrapping sleeve (5) and the second flanging sleeve (6), and part of the second annular rubber strip (10) is pressed at the second slotting rubber strip (8).
8. The cladding structure of a pipeline joint as claimed in claim 6, wherein: the outer wall of the first flanging sleeve (2) is connected with a third annular rubber strip (11), the third annular rubber strip (11) extends along the circumferential direction of the first flanging sleeve (2) and forms a ring, and part of the third annular rubber strip (11) is pressed at the first slotting rubber strip (4).
9. A pipe joint cladding structure according to any one of claims 1 to 8, wherein: the inner diameter of the first flanging sleeve (2) is larger than or equal to that of the first wrapping sleeve (1), and the inner diameter of the second flanging sleeve (6) is larger than or equal to that of the second wrapping sleeve (5).
10. A kind of heat insulation pipeline, its characterized in that: the pipeline joint coating structure comprises a first pipeline (12), a second pipeline (13) and the pipeline joint coating structure according to any one of claims 1 to 9, wherein the first pipeline (12) is in butt joint with the second pipeline (13), the first coating sleeve (1) is sleeved on a pipe body of the first pipeline (12), the second coating sleeve (5) is sleeved on the pipe body of the second pipeline (13), the second flanging sleeve (6) is sleeved on a joint of the first pipeline (12) and the second pipeline (13), and the first flanging sleeve (2) is sleeved on the second flanging sleeve (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020843969.6U CN212338477U (en) | 2020-05-19 | 2020-05-19 | Pipeline junction cladding structure and thermal insulation pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020843969.6U CN212338477U (en) | 2020-05-19 | 2020-05-19 | Pipeline junction cladding structure and thermal insulation pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212338477U true CN212338477U (en) | 2021-01-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020843969.6U Active CN212338477U (en) | 2020-05-19 | 2020-05-19 | Pipeline junction cladding structure and thermal insulation pipeline |
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| Country | Link |
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| CN (1) | CN212338477U (en) |
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2020
- 2020-05-19 CN CN202020843969.6U patent/CN212338477U/en active Active
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