CN213685775U - Thermal compensation device of space pipeline - Google Patents
Thermal compensation device of space pipeline Download PDFInfo
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- CN213685775U CN213685775U CN202022090382.5U CN202022090382U CN213685775U CN 213685775 U CN213685775 U CN 213685775U CN 202022090382 U CN202022090382 U CN 202022090382U CN 213685775 U CN213685775 U CN 213685775U
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Abstract
The utility model discloses a thermal compensation device of space pipeline belongs to a displacement compensation device. One end of the middle angular displacement device of the utility model is connected with the first bracket, and the other end is connected with one end of the elbow I through the connecting pipe I; the other end of the elbow I is connected with one end of the circumferential displacement device through a connecting pipe II, the other end of the circumferential displacement device is connected with one end of the elbow II through a connecting pipe III, the other end of the elbow II is connected to the second support through a connecting pipe IV, and planes where the angular displacement device, the circumferential displacement device and the second support are located are perpendicular to each other in space. The utility model discloses well circumference device that shifts sets up in middle pipeline, can produce circumference around the middle pipeline section of setting up in elbow I, elbow II and warp to absorb three planar displacement, guarantee that the medium flows steadily in the space pipeline, solved the problem that space pipeline space is compact, the compensation scheme is difficult for design and displacement compensation, accord with the requirement of flexible design of pipeline space pipeline of pressure and operation.
Description
Technical Field
The utility model relates to a displacement compensation arrangement technical field, concretely relates to thermal compensation arrangement of space pipeline.
Background
In the arrangement of the pressure pipelines, a space pipeline arrangement mode is extremely widely applied, the space pipeline has displacement in multiple directions, the displacement in three directions is usually between dozens of millimeters and hundreds of millimeters, the numerical value is large, the displacement condition is complex, and the flexible compensation design of the pipeline is required.
The displacement absorption is commonly used at present in the following ways:
a) naturally compensating the pipeline;
b) the compensation of the metal corrugated pipe compensator mainly comprises 4 schemes, b1)2 universal angle compensators, b2) 1 additional angle compensator for 2 universal angle compensators, b3)1 additional angle compensator for 1 large pull rod compensator, b4)1 large pull rod compensator;
c)2 or 3 spherical compensators.
description of the drawings: d0-outside diameter of the tube (mm)
Y-total displacement (mm) of the segment, Y ═ Δ X2+ΔY2+ΔZ2)1/2
L-expansion length of two fixed points of the pipe section (m)
U-the linear distance (m) between two fixed points of the pipe section;
in a spatial pipeline, if the middle section of the circumferential displacement device is short, if the scheme a is adopted, under the condition of not changing the trend of the pipeline, the stress level of the pipeline is high, the reaction force of the pipeline section is large, the requirement of engineering design specifications is not met, and the pipeline section is easy to damage; judging formula 1 according to the pipeline flexibility, if the pipeline flexibility needs to be improved in order to reduce the stress level of a pipeline section, the pipeline trend needs to be changed, and the pipeline length needs to be increased; however, when the space for arranging the pipeline is limited, it is difficult to change the direction of the pipeline and increase the length of the pipeline.
If the b 1-b 4 schemes are adopted, the compensator used must be placed in the middle pipe section, but the length of the middle pipe section is not enough to place the compensator in the b scheme, namely the b scheme cannot be used.
If the solution c is adopted, the compensator used must be placed in the middle pipe section, and the middle pipe section is short and is not long enough to place the compensator in the solution c, so the solution c cannot be used.
The special requirements of large displacement of a spatial pipeline and short space of pipeline arrangement are that particularly, under the condition that the length of an intermediate pipeline is short, the current technology cannot solve the flexible design problem of the pipeline of the type, and only the pipeline can run under a high stress level, and the pipeline section is easy to damage.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome not enough among the prior art, provide one kind can be applicable to the displacement condition of space pipeline complicated, the displacement volume is big, just receive the space pipeline's of pipeline space restriction thermal compensation device.
The technical scheme of the utility model is that: a thermal compensation device of a space pipeline comprises an angular displacement device and a circumferential displacement device, wherein the angular displacement device is a universal metal corrugated pipe compensator or a spherical compensator, and the circumferential displacement device is a rotary compensator; one end of the angular displacement device is connected with the first support, and the other end of the angular displacement device is connected to one end of the elbow I through the connecting pipe I; the other end of the elbow I is connected with one end of the circumferential displacement device through a connecting pipe II, the other end of the circumferential displacement device is connected with one end of the elbow II through a connecting pipe III, the other end of the elbow II is connected to the second support through a connecting pipe IV, and planes where the angular displacement device, the circumferential displacement device and the second support are located are perpendicular to each other in space.
In a further technical scheme, the elbow I and the elbow II are elbows with any angles.
According to a further technical scheme, the first support is a pipeline fixing support or a first equipment opening.
According to a further technical scheme, the second support is a pipeline fixing support or a second equipment opening.
The utility model has the advantages that:
1. the utility model provides a new thermal compensation device for space pipeline aiming at the characteristics of pipeline arrangement and pipeline flexible design scheme, solves the problems that the displacement condition of the space pipeline is complex, the displacement is large, and the pipeline flexible scheme can not be designed due to the limitation of pipeline space, the planes of the angular displacement device, the circumferential displacement device and the second bracket are mutually vertical in space, and the space pipeline arrangement is optimized on the premise of not changing the pipeline trend, so that the space pipeline arrangement is simple, and the strength and the sealing performance of the pipeline are effectively ensured;
2. the utility model discloses a set up the circumference device that shifts in the middle pipeline, the circumference device that shifts can produce the circumference around the middle pipeline section that sets up in elbow I, elbow II and warp to can absorb the displacement of space pipeline completely, when solving the middle pipeline section shorter, space pipeline stress level is high, and reaction force is big, the problem of fragile, guarantees that the medium flows steadily in the space pipeline;
3. the utility model solves the problem that when the middle pipe section is short, the flexible design of the space pipeline can not meet the engineering specification and use, namely the flexible design of the pipeline can not be developed; the stress level of the pressure pipeline is reduced, and the stability and the safety of the pipeline are improved;
4. the utility model discloses well compensation arrangement has good sealing performance, can bear pressure load simultaneously, and is little to pipe-line system reaction force moreover, and pipeline stress level is low, has solved the problem that space pipeline space is compact, the difficult design of compensation scheme and displacement compensation, accords with the requirement of pipeline space pipeline flexible design and operation.
Drawings
Fig. 1 is a schematic connection diagram of the present invention.
The device comprises a first support 1, a first support 2, an angular displacement device 3, connecting pipes I and 4, elbows I and 5, connecting pipes II and 6, a circumferential displacement device 7, connecting pipes III and 8, elbows II and 9, connecting pipes IV and 10 and a second support.
Detailed Description
The invention will be further elucidated below by means of non-limiting examples, with the understanding that the invention is not limited thereto.
As shown in fig. 1, the utility model provides a thermal compensation device of space pipeline, including the angular device 2 that shifts and the circumference device 6 that shifts, the angular device 2 that shifts is universal corrugated metal pipe compensator or spherical compensator, and the angular device 2 that shifts only compensates the angular displacement of arbitrary direction. The circumferential displacement device 6 is a rotary compensator; absorbing rotational displacement along the axial direction of the pipe section. One end of the angular displacement device 2 is connected with the first support 1, and the other end of the angular displacement device is connected to one end of the elbow I4 through a connecting pipe I3; the other end of this elbow I4 links to each other with the one end of the device 6 that shifts in circumference through connecting pipe II 5, the other end of the device 6 that shifts in circumference is connected with the one end of elbow II 8 through connecting pipe III 7, the other end of elbow II 8 is connected to second support 10 through connecting pipe IV 9, the device 2 shifts in the angle, the device 6 shifts in circumference, the plane at second support 10 place is at space mutually perpendicular, as figure 1, assume that the device 2 that shifts in the angle sets up along the X direction, the device 6 that shifts in circumference sets up along the Y direction, second support 10 sets up along the Z direction.
Wherein the elbow I4 and the elbow II 8 are elbows with any angle; the first bracket 1 is a pipeline fixing bracket or a first equipment opening part; the second bracket 10 is a pipe fixing bracket or a second equipment port.
The utility model discloses in according to the length that the device 6 place interlude shifts in circumference, the length of connecting pipe II 5, connecting pipe III 7 at the device 6 both ends that shifts in adjustment circumference, if the length ratio of interlude is short, can directly shift device 6 connection in circumference on elbow I4, elbow II 8 at both ends.
Example 1:
the utility model provides a thermal compensation device of space pipeline, angular displacement device 2 is spherical compensator, and circumference device 6 that shifts is rotary compensator, and the during operation produces thermal displacement along the three-section pipeline of XYZ orientation, and at this moment, spherical compensator produces angular deformation, and rotary compensator produces circumferential deformation around the middle pipeline section that sets up in elbow I4, elbow II 8 to through the effect of these two compensators of spherical compensator, rotary compensator, absorbed the displacement of space pipeline completely.
Example 2:
the utility model provides a thermal compensation device of space pipeline, angular displacement device 2 adopts universal corrugated metal pipe compensator, circumferential displacement device 6 is rotary compensator, the during operation produces thermal displacement along the three-section pipeline of XYZ orientation, at this moment, universal corrugated metal pipe compensator produces angular deformation, rotary compensator produces circumferential deformation around the middle tube section that sets up in elbow I4, elbow II 8, thereby through the effect of universal corrugated metal pipe compensator, these two compensators of rotary compensator, the displacement of space pipeline has been absorbed completely.
Example 3:
at least one of a first support 1 or a second support 10 is an equipment connecting port, an angular displacement device 2 is a spherical compensator, a circumferential displacement device 6 is a rotary compensator, thermal displacement is generated along three sections of pipelines in the XYZ direction during working, the thermal displacement and the additional displacement of connecting pipes at two ends of the compensation device act together, at the moment, the spherical compensator generates angular deformation, the rotary compensator generates circumferential deformation around middle pipe sections arranged at an elbow I4 and an elbow II 8, and therefore the displacement of the space pipeline is completely absorbed through the action of the spherical compensator and the rotary compensator.
Example 4:
at least one of a first support 1 and a second support 10 is an equipment connecting port, an angular displacement device 2 is a universal metal corrugated pipe compensator, a circumferential displacement device 6 is a rotary compensator, thermal displacement is generated along three sections of pipelines in the XYZ direction during working, the thermal displacement and the additional displacement of connecting pipes at two ends of the compensation device act together, at the moment, the universal metal corrugated pipe compensator generates angular deformation, the rotary compensator generates circumferential deformation around middle pipe sections arranged at an elbow I4 and an elbow II 8, and therefore displacement of the space pipeline is completely absorbed through the action of the universal metal corrugated pipe compensator and the rotary compensator.
To sum up, the utility model provides an among the heat compensation device, owing to set up in the elbow that the circumference of middle pipeline shifted device and both ends and form circumferential deformation, consequently, can guarantee that the medium flows steadily in the space pipeline, solved the problem that space pipeline space is compact, compensation scheme is difficult for design and displacement compensation, accord with the requirement of flexible design of pipeline in pressure pipeline space and operation.
Claims (4)
1. A thermal compensation device for a space pipeline, characterized in that: the device comprises an angular displacement device and a circumferential displacement device, wherein the angular displacement device is a universal metal corrugated pipe compensator or a spherical compensator, and the circumferential displacement device is a rotary compensator; one end of the angular displacement device is connected with the first support, and the other end of the angular displacement device is connected to one end of the elbow I through the connecting pipe I; the other end of the elbow I is connected with one end of the circumferential displacement device through a connecting pipe II, the other end of the circumferential displacement device is connected with one end of the elbow II through a connecting pipe III, the other end of the elbow II is connected to the second support through a connecting pipe IV, and planes where the angular displacement device, the circumferential displacement device and the second support are located are perpendicular to each other in space.
2. A space line thermal compensation apparatus according to claim 1, wherein: the elbow I and the elbow II are elbows with any angles.
3. A space line thermal compensation apparatus according to claim 1, wherein: the first support is a pipeline fixing support or a first equipment opening.
4. A space line thermal compensation apparatus according to claim 1, wherein: the second support is a pipeline fixing support or a second equipment opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022090382.5U CN213685775U (en) | 2020-09-22 | 2020-09-22 | Thermal compensation device of space pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022090382.5U CN213685775U (en) | 2020-09-22 | 2020-09-22 | Thermal compensation device of space pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213685775U true CN213685775U (en) | 2021-07-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022090382.5U Active CN213685775U (en) | 2020-09-22 | 2020-09-22 | Thermal compensation device of space pipeline |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213685775U (en) |
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2020
- 2020-09-22 CN CN202022090382.5U patent/CN213685775U/en active Active
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