CN113803568A - Steam delivery device and installation method - Google Patents
Steam delivery device and installation method Download PDFInfo
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- CN113803568A CN113803568A CN202111036750.0A CN202111036750A CN113803568A CN 113803568 A CN113803568 A CN 113803568A CN 202111036750 A CN202111036750 A CN 202111036750A CN 113803568 A CN113803568 A CN 113803568A
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- 238000009434 installation Methods 0.000 title claims abstract description 25
- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000004321 preservation Methods 0.000 claims abstract description 46
- 238000002955 isolation Methods 0.000 claims abstract description 31
- 238000007789 sealing Methods 0.000 claims description 24
- 125000006850 spacer group Chemical group 0.000 claims description 15
- 238000005192 partition Methods 0.000 claims description 13
- 210000001503 joint Anatomy 0.000 claims 5
- 230000000694 effects Effects 0.000 abstract description 6
- 230000007246 mechanism Effects 0.000 description 8
- 239000000853 adhesive Substances 0.000 description 7
- 230000001070 adhesive effect Effects 0.000 description 7
- 230000008531 maintenance mechanism Effects 0.000 description 6
- 239000004576 sand Substances 0.000 description 5
- 230000006978 adaptation Effects 0.000 description 4
- 230000000740 bleeding effect Effects 0.000 description 2
- 238000005253 cladding Methods 0.000 description 2
- 230000008094 contradictory effect Effects 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000010795 Steam Flooding Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
- F16L59/02—Shape or form of insulating materials, with or without coverings integral with the insulating materials
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
- F16L59/02—Shape or form of insulating materials, with or without coverings integral with the insulating materials
- F16L59/028—Composition or method of fixing a thermally insulating material
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
- F16L59/06—Arrangements using an air layer or vacuum
- F16L59/065—Arrangements using an air layer or vacuum using vacuum
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Thermal Insulation (AREA)
Abstract
The application relates to a steam conveying device and an installation method, belongs to the technical field of steam conveying, and comprises an inner pipeline and an outer pipeline, wherein the inner pipeline is arranged in the outer pipeline, a heat preservation cavity is reserved between the inner pipeline and the outer pipeline, at least one heat preservation layer located in the heat preservation cavity is arranged on the outer side of the inner pipeline, at least one isolation layer is arranged on the outer side of the heat preservation layer, a plurality of clamping pieces are arranged on the outer side of the isolation layer, each clamping piece comprises a circular hoop and a locking piece, and the locking pieces are arranged at the end parts of the circular hoop. This application has the effect that reduces a large amount of losses of heat among the steam delivery process.
Description
Technical Field
The application relates to the technical field of steam conveying, in particular to a steam conveying device and an installation method.
Background
When the power plant generates power, high-pressure and high-temperature steam is generated by the boiler, then the steam is conveyed to the steam turbine, and the steam drives the steam turbine to operate, so that the conversion from internal energy to electric energy is realized; when steam is delivered, the steam is generally delivered by using a steam delivery device.
A related chinese patent publication No. CN104121481A discloses a dual flow steam delivery system. The steam device comprises a steam generating system and a steam using system, wherein each steam generating system and each steam using system respectively comprise a steam device and a main steam pipeline, the steam devices are connected with the main steam pipeline, and the steam devices of all the steam generating systems and the steam using systems are connected through the main steam pipeline. Parallelly connected steam trunk line bypass on every steam trunk line, set up steam trunk line bypass adjusting valve on the steam trunk line bypass, set up steam trunk line adjusting valve on the steam trunk line between steam trunk line bypass both ends, the steam trunk line is located trench or push pipe.
In view of the above-mentioned related technologies, the inventor believes that when the steam delivery system is used for delivering steam, heat is seriously dissipated through the pipe wall when the steam is delivered in the steam pipeline, and further, a great amount of heat is lost.
Disclosure of Invention
In order to reduce heat loss during steam delivery, the present application provides steam delivery devices and methods of installation.
In a first aspect, the steam delivery device provided by the present application adopts the following technical scheme:
steam conveyor, including interior pipeline and outer pipeline, the interior pipeline sets up in outer pipeline, leaves the heat preservation cavity between interior pipeline and the outer pipeline, the interior pipeline outside is equipped with the at least one deck heat preservation that is located the heat preservation cavity, the heat preservation outside is equipped with at least one deck isolation layer, the isolation layer outside is equipped with a plurality of joint spare, the joint spare includes circle hoop and stay, the stay sets up the tip at the circle hoop.
By adopting the technical scheme, when the steam pipeline is used for conveying steam, the steam is conveyed in the inner pipeline, the outer pipeline is arranged on the outer side of the inner pipeline, the heat dissipation of the steam in the inner pipeline can be reduced by arranging the outer pipeline, the heat insulation layer and the isolation layer are arranged on the outer side of the inner pipeline, the heat dissipation in the inner pipeline is further reduced, and the problem of large heat loss in the steam conveying process is further reduced; install heat preservation and isolation layer behind the interior pipeline outside, with the circle hoop joint in the isolation layer outside to pulling the stay, make circle hoop and isolation layer tightly contradict, and then circle hoop and stay cooperation, can install isolation layer and heat preservation in the interior pipeline outside, reduced the problem that heat preservation and isolation layer drop from the interior pipeline, and then guaranteed the effect that blocks that loses to the steam heat, reduced thermal loss.
Optionally, the locking piece comprises a first locking piece and a second locking piece, the first locking piece and the second locking piece are respectively arranged at two ends of the circular hoop, the circular hoop is provided with a first adjusting groove matched with the second locking piece, and the first locking piece is provided with a second adjusting groove matched with the second locking piece.
Through adopting above-mentioned technical scheme, need use joint spare to heat preservation and isolation layer when to the installation, contradict circle hoop and isolation layer, pass the adjustment tank two that the stay is seted up with stay two after, pull again and hold stay one and stay two, make the stay two be located adjustment tank one, until circle hoop and isolation layer closely contradict, can accomplish the erection joint to isolation layer and heat preservation.
Optionally, at least one through hole has been seted up to the circle hoop, the circle hoop inboard is equipped with the spacer, the relative tip of spacer has all set firmly the bonding piece, the bonding piece is in the same place with circle hoop fixed bonding, the other relative tip of circle hoop all is equipped with the installation layer, leave the installation cavity between installation layer and the spacer, the spacer sets firmly the stretch cord that is located the installation cavity.
By adopting the technical scheme, the through hole is formed in the circular hoop, so that the quality of the circular hoop can be reduced, and the effects of saving materials and reducing cost can be achieved; the end part of the spacer is provided with the adhesive sheet, so that the spacer can be conveniently arranged on the circular hoop through the adhesive sheet; set up the installation layer on the circle hoop to set up the stretch cord between installation layer and spacing block, the spacing block can stretch out and draw back under the effect of stretch cord, when adjusting circle hoop and take place deformation, can carry out abundant the isolation that blocks between circle hoop and the isolation layer.
Optionally, a plurality of partition plates are arranged in the outer pipeline, the partition plates abut against the inner pipeline with one end far away from the outer pipeline, and elastic abutting pieces are arranged at abutting positions of the partition plates and the inner pipeline.
Through adopting above-mentioned technical scheme, set up the division board in outer pipeline, the division board can be separated the heat preservation cavity for a plurality of sections, and when the damaged back of interior conduit, the division board can play the effect of blockking to the steam of loss, and the division board sets up the contact of supporting inconsistent with interior conduit, supports the leakproofness that the contact can improve between division board and the interior conduit, when the interior conduit appears damaged, can further reduce the influence of steam loss to other heat preservation cavities.
Optionally, a plurality of access holes have been seted up to the outer pipeline, the outer pipeline has the access door in that access hole department articulates, the outer pipeline is equipped with the gasket one inconsistent with the access door in access door department, the one end that the gasket one was kept away from to the access door is equipped with latch segment one, the outer pipeline is equipped with the latch segment two inconsistent with latch segment one, latch segment one and latch segment two pass through the bolt and can dismantle the connection.
Through adopting above-mentioned technical scheme, when needing to overhaul the internal pipeline, can open the access door that access hole department set up, and then be convenient for overhaul the internal pipeline, set up gasket one and improved the leakproofness between access door and the outer pipeline, further reduced thermal scattering and disappearing, after closing the access door, use the bolt with latch segment one with latch segment two link together the back, can be in the same place access door and outer pipeline link together, reduced the problem that the access door was opened by the easy mistake.
Optionally, the one end that access door is close to latch segment two is equipped with gasket two, the seal groove with gasket two-phase adaptation is seted up to outer pipeline, outer pipeline is equipped with the butt piece of contradicting with gasket two in the seal groove, gasket two is equipped with the sand grip with butt piece department of contradicting mutually, the recess with sand grip looks adaptation is seted up to the butt piece.
Through adopting above-mentioned technical scheme, after closing the access door, the gasket that sets up on the access door is two to be located the seal groove, and gasket two contradicts with the butt piece in the seal groove mutually, and then can improve the leakproofness between access door and the outer pipeline, and gasket two sets up the sand grip, offers the recess with sand grip looks adaptation at the butt piece, and when gasket two contradicts with the butt piece, sand grip and recess cooperation can further improve the leakproofness between access door and the outer pipeline.
Optionally, the outer pipeline intercommunication has the exhaust tube, the exhaust tube is equipped with the shutoff valve, exhaust tube tip threaded connection has the end cover, the end cover includes screw thread portion and tip, screw thread portion and exhaust tube threaded connection, the one end that screw thread portion is close to the tip is equipped with the top cap, the connecting hole has been seted up to the tip, the tip is equipped with the connection rope in connecting hole department, the connection rope is kept away from tip one end and is linked to each other with the exhaust tube.
Through adopting above-mentioned technical scheme, after closing the access door, open the shutoff valve, the accessible exhaust tube, take the air in the heat preservation cavity out, take the air out the back, be close vacuum state in the heat preservation cavity, thereby thermal loss has further been reduced, after finishing bleeding, close the shutoff valve, and be in the same place the screw thread portion and the exhaust tube threaded connection of end cover, tip and screw thread portion can seal the exhaust tube, set up the top cap, be convenient for connect the rope, connect the rope and link together end cover and exhaust tube, the end cover is screwed down, when taking out the air in the heat preservation cavity through the exhaust tube, can make the end cover be difficult for losing, after the end of bleeding, the end cover of screwing, reducible rainwater falls into the problem in the exhaust tube, can improve the leakproofness to the heat preservation cavity simultaneously.
In a second aspect, the installation method of the steam delivery device provided by the present application adopts the following technical scheme, including the following steps:
s1: firstly, sleeving the abutting sheet on the outer side of the inner pipeline, and then fixedly bonding the abutting sheet and the partition plate together;
s2: the heat-insulating layer and the isolating layer are sequentially fixedly bonded on the outer side of the inner pipeline, and then the heat-insulating layer and the isolating layer are subjected to limiting installation by using the clamping piece;
s3: the outer pipeline cutting of cylinder is two semi-arc outer pipelines, welds the exhaust tube on one of them semi-arc outer pipeline, installs the access door on another semi-arc outer pipeline, welds a semi-arc outer pipeline on the division board earlier, welds second half arc outer pipeline on the division board again, can realize the erection joint to the device.
In summary, the present application includes at least one of the following beneficial technical effects:
1. by arranging the outer pipeline, the heat-insulating layer and the isolating layer, the problem of large loss of steam heat when steam is conveyed in the inner pipeline can be solved;
2. this application is through setting up exhaust tube and bleeder valve, opens the back with the bleeder valve, and the air that will keep warm in the cavity through the exhaust tube is convenient for take out, and when the air was less close vacuum state between interior pipeline and the outer pipeline, can further reduce thermal scattering and disappearing in the interior pipeline.
Drawings
FIG. 1 is a schematic view of the vapor delivery device of the present application;
FIG. 2 is a schematic structural view of a heat retention mechanism highlighted in an embodiment of the present application;
FIG. 3 is a schematic structural view of a prominent clip member in an embodiment of the present application;
FIG. 4 is a schematic view of the embodiment of the present application highlighting the configuration of the bungee cord;
FIG. 5 is a schematic view of the highlighted maintenance mechanism in the embodiment of the present application;
fig. 6 is an enlarged schematic view of the structure a in fig. 2.
Description of reference numerals: 1. an inner conduit; 11. an outer conduit; 12. a partition plate; 13. a contact piece is abutted; 2. a heat preservation mechanism; 21. a heat-insulating layer; 22. an isolation layer; 3. a clamping piece; 31. a circular hoop; 32. a first adjusting groove; 33. a locking piece; 332. a locking sheet I; 333. a second adjusting groove; 334. a second locking sheet; 311. a through hole; 4. a separator; 42. an adhesive sheet; 43. mounting a layer; 44. installing a cavity; 45. an elastic cord; 5. a maintenance mechanism; 53. an access door; 54. a first sealing sheet; 55. a second sealing sheet; 56. a sealing groove; 57. abutting the sheet; 6. a convex strip; 66. a groove; 7. a second locking block; 75. a locking block I; 755. a connecting portion; 756. a locking portion; 8. an air exhaust pipe; 85. closing the valve; 86. an end cap; 87. a threaded portion; 88. an end portion; 89. a top cover; 80. and connecting ropes.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
The embodiment of the application discloses steam delivery device.
Referring to fig. 1 and 2, the steam transporting device includes an inner pipe 1, an outer pipe 11, a heat insulating mechanism 2, and a maintenance mechanism 5. The inner pipeline 1 is arranged in the outer pipeline 11, a heat preservation cavity is reserved between the inner pipeline 1 and the outer pipeline 11, the heat preservation mechanism 2 is arranged in the heat preservation cavity, when steam is conveyed in the inner pipeline 1, the heat preservation mechanism 2 arranged in the heat preservation cavity can effectively reduce the loss of heat of the steam in the inner pipeline 1, and further the loss of the heat of the steam can be reduced. The maintenance mechanism 5 is arranged on the outer pipeline 11, and the maintenance of the inner pipeline 1 and the heat preservation mechanism 2 is facilitated through the maintenance mechanism 5.
Referring to fig. 1 and 2, a plurality of partition plates 12 are arranged in the outer pipeline 11, elastic contact pieces 13 which are contacted with the inner pipeline 1 are arranged at one ends of the partition plates 12 and the end far away from the outer pipeline 11, the contact pieces 13 are matched with the partition plates 12 to divide the heat-insulating cavity into a plurality of sections, and when one part of the inner pipeline 1 is damaged, the problem that a large amount of steam escapes into the heat-insulating cavity can be solved
Referring to fig. 1 and 2, the heat preservation mechanism 2 includes one deck heat preservation layer 21 and one deck isolation layer 22, and heat preservation layer 21 cladding is in the 1 outside of interior pipeline, and isolation layer 22 cladding is in the heat preservation layer 21 outside, and heat preservation layer 21 and isolation layer 22 cooperate, can effectively reduce the thermal scattering and disappearing of steam in the interior pipeline 1, and then improved the problem of the heat loss in a large number of steam among the steam transportation process.
Referring to fig. 2 and 3, a plurality of clamping members 3 are arranged on the outer side of the isolation layer 22, each clamping member 3 comprises a circular hoop 31 and a locking sheet 33, each locking sheet 33 comprises a first locking sheet 332 and a second locking sheet 334, the first locking sheet 332 and the second locking sheet 334 are respectively arranged at two ends of the circular hoop 31, the circular hoop 31 is provided with a first adjusting groove 32 matched with the second locking sheet 334, and the first locking sheet 332 is provided with a second adjusting groove 333 matched with the second locking sheet 334. Set up joint spare 3 in the isolation layer 22 outside and be convenient for to heat preservation 21 and isolation layer 22, it is spacing to install, and the problem that interior pipeline 1 was easily followed to reducible heat preservation 21 and isolation layer 22 drops. When the clamping piece 3 is used for installing the insulating layer 22 and the heat preservation layer 21, the locking sheet I332 and the locking sheet II 334 are pulled respectively, the circular hoop 31 is pulled into a strip shape, the strip-shaped circular hoop 31 is abutted to the insulating layer 22, the locking sheet II 334 penetrates through the adjusting groove II 333 formed in the locking sheet I332, then the locking sheet I332 and the locking sheet II 334 are pulled, the locking sheet II 334 is located in the adjusting groove I32, and the clamping piece 3 can be installed until the circular hoop 31 is abutted to the insulating layer 22 tightly.
Referring to fig. 2 and 3, three through holes 311 are formed in the circular hoop 31, the through holes 311 are strip-shaped holes, and the through holes 311 are formed in the circular hoop 31, so that the mass of the circular hoop 31 can be reduced, the pressure on the inner pipeline 1 is reduced, and the problem that the inner pipeline 1 is easy to deform after being pressurized is solved. The circle hoop 31 inboard is equipped with the spacing block 4, installs joint spare 3 in the outside of isolation layer 22 after, and spacing block 4 is located between circle hoop 31 and the isolation layer 22, and the problem of the reducible heat of spacing block 4 to the 3 transmissions of joint spare, and then has reduced the problem of the high easy deformation of 3 high temperatures of joint spare.
Referring to fig. 3 and 4, the two opposite ends of the spacer 4 are provided with adhesive sheets 42, the adhesive sheets 42 are fixedly connected with the spacer 4, the adhesive sheets 42 and the circular hoop 31 near the locking sheet 33 are fixedly bonded together, and the spacer 4 and the clamping member 3 are conveniently connected together through the adhesive sheets 42. The other opposite ends of the circular hoop 31 are provided with mounting layers 43, a mounting cavity 44 is reserved between the mounting layers 43 and the spacer 4, and the spacer 4 is fixedly provided with elastic ropes 45 positioned in the mounting cavity 44. Installation connection is convenient for carry out the stretch cord 45 through setting up installation layer 43, sets up stretch cord 45, can make the length of barrier strip 4 stretch out and draw back at the certain limit, and then is convenient for adjust the shape of circle hoop 31.
Referring to fig. 1 and 5, the maintenance mechanism 5 comprises an access door 53 and a sealing sheet I54, the outer pipeline 11 is provided with an access opening communicated with the heat preservation cavity, the access door 53 is hinged at the access opening, the sealing sheet I54 is fixedly arranged on the outer pipeline 11, the sealing sheet I54 is arranged at the hinged position of the access door 53 and the outer pipeline 11, and the access door 53 is opened to facilitate maintenance of the inner pipeline 1 and the heat preservation mechanism 2. A sealing sheet I54 is arranged at the hinged position of the access door 53 and the outer pipeline 11, so that the sealing performance between the access door 53 and the outer pipeline 11 can be ensured.
Referring to fig. 1 and 5, the one end that sealing piece 54 was kept away from to access door 53 is equipped with sealing piece two 55, outer pipeline 11 offers the seal groove 56 with two 55 looks adaptations of sealing piece, outer pipeline 11 is equipped with the butt piece 57 inconsistent with two 55 of sealing piece in seal groove 56, and butt piece 57 makes for elastic material, close access door 53 after, two 55 of sealing piece are inconsistent with butt piece 57, two 55 of sealing piece and the cooperation of butt piece 57, can further improve the leakproofness between outer pipeline 11 and the access door 53.
Referring to fig. 1 and 5, the protruding strip 6 is arranged at the abutting position of the second sealing strip 55 and the abutting piece 57, the abutting piece 57 is provided with a groove 66 matched with the protruding strip 6, after the access door 53 is closed, the protruding strip 6 of the second sealing strip 55 is positioned in the groove 66 formed in the abutting piece 57, the protruding strip 6 is matched with the groove 66, and the sealing performance between the outer pipeline 11 and the access door 53 is further ensured.
Referring to fig. 1 and 5, a second locking block 7 is arranged at the outer side of the outer pipeline 11 close to the second sealing sheet 55, a first locking block 75 is arranged at one end of the access door 53 close to the second locking block 7, the first locking block 75 comprises a connecting portion 755 and a locking portion 756, the connecting portion 755 is fixedly connected with the access door 53, the connecting portion 755 is perpendicular to the locking portion 756, the locking portion 756 is abutted to the second locking block 7, the locking portion 756 is detachably connected with the second locking block 7 through a bolt, after the access door 53 is closed, the locking portion 756 is connected with the second locking block 7 through a bolt, the access door 53 can be connected with the outer pipeline 11, the problem that the access door 53 is mistakenly opened can be reduced, and after the bolt is unscrewed, the access door 53 can be opened conveniently.
Referring to fig. 1 and 6, the outer pipe 11 is communicated with an air exhaust pipe 8, the air exhaust pipe 8 is provided with a shut-off valve 85, after the shut-off valve 85 is opened, air in the heat preservation cavity can be exhausted through the air exhaust pipe 8, when the air in the heat preservation cavity is less, heat conduction can be reduced, and further, the loss of steam heat can be further reduced.
Referring to fig. 1 and 6, an end cover 86 is arranged at an end portion of the exhaust pipe 8, the end cover 86 comprises a threaded portion 87 and an end portion 88, the threaded portion 87 is in threaded connection with the exhaust pipe 8, after the threaded portion 87 is in threaded connection with the exhaust pipe 8, the inner side of the end portion 88 is in contact with the exhaust pipe 8, air in the heat preservation cavity is completely exhausted, and after the shut-off valve 85 is closed, the end cover 86 can seal the exhaust pipe 8, so that the sealing performance of the exhaust pipe 8 is improved.
Referring to fig. 1 and 6, a top cover 89 is arranged at one end, close to the end portion 88, of the threaded portion 87, a connecting hole is formed in the end portion 88, a connecting rope 80 is fixedly bonded to the end portion 88 in the connecting hole, one end, far away from the end portion 88, of the connecting rope 80 is fixedly bonded to the exhaust pipe 8, when the end cover 86 is connected to the exhaust pipe 8, the top cover 89 is abutted to the exhaust pipe 8, when the end cover 86 is taken down to extract air in the heat preservation cavity, the connecting rope 80 is arranged, and the end cover 86 can be prevented from being lost easily.
The steam delivery device of the embodiment of the application has the following implementation principle: when using this steam conveyor to carry steam, heat preservation 21 and isolation layer 22 in the interior pipeline 1 outside can effectively reduce the thermal scattering and disappearing of steam in the interior pipeline 1, set up the joint spare 3 in the isolation layer 22 outside, can make heat preservation 21 and isolation layer 22 erection joint inboard in the interior pipeline 1, close access door 53 back, unscrew end cover 86, and open shutoff valve 85, the air in the cavity that keeps warm is taken out to rethread exhaust tube 8, reclose shutoff valve 85, it can to screw end cover 86.
The embodiment of the application also discloses an installation method of the steam conveying device.
The installation method of the steam delivery device comprises the following steps:
s1: firstly, sleeving the abutting sheet on the outer side of the inner pipeline, and then fixedly bonding the abutting sheet and the partition plate together;
s2: the heat-insulating layer and the isolating layer are sequentially fixedly bonded on the outer side of the inner pipeline, and then the heat-insulating layer and the isolating layer are subjected to limiting installation by using the clamping piece;
s3: the outer pipeline cutting of cylinder is two semi-arc outer pipelines, welds the exhaust tube on one of them semi-arc outer pipeline, installs the access door on another semi-arc outer pipeline, welds a semi-arc outer pipeline on the division board earlier, welds second half arc outer pipeline on the division board again, can realize the erection joint to the device.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. Steam delivery device, including interior pipeline (1) and outer pipeline (11), its characterized in that: interior pipeline (1) sets up in outer pipeline (11), leaves the heat preservation cavity between interior pipeline (1) and outer pipeline (11), interior pipeline (1) outside is equipped with at least one deck heat preservation (21) that are located the heat preservation cavity, the heat preservation (21) outside is equipped with at least one deck isolation layer (22), isolation layer (22) outside is equipped with a plurality of joint spare (3), joint spare (3) are including circle hoop (31) and stay (33), stay (33) set up the tip at circle hoop (31).
2. The vapor delivery device of claim 1, wherein: the locking piece (33) comprises a first locking piece (332) and a second locking piece (334), the first locking piece (332) and the second locking piece (334) are respectively arranged at two ends of the circular hoop (31), the circular hoop (31) is provided with a first adjusting groove (32) matched with the second locking piece (334), and the first locking piece (332) is provided with a second adjusting groove (333) matched with the second locking piece (334).
3. The vapor delivery device of claim 2, wherein: at least one through-hole (311) has been seted up in circle hoop (31), circle hoop (31) inboard is equipped with spacer (4), bonding sheet (42) have all been set firmly to the tip that spacer (4) is relative, bonding sheet (42) are in the same place with circle hoop (31) fixed bonding, circle hoop (31) other relative tip all is equipped with installation layer (43), leave installation cavity (44) between installation layer (43) and spacer (4), spacer (4) have set firmly stretch cord (45) that are located installation cavity (44).
4. The vapor delivery device of claim 1, wherein: the outer pipeline (11) is internally provided with a plurality of partition plates (12), the partition plates (12) are abutted against the inner pipeline (1) with one end far away from the outer pipeline (11), and elastic abutting contact pieces (13) are arranged at the abutted positions of the partition plates (12) and the inner pipeline (1).
5. The vapor delivery device of claim 1, wherein: a plurality of access holes have been seted up in outer pipeline (11), outer pipeline (11) have access door (53) in that access hole department articulates, outer pipeline (11) are equipped with gasket one (54) inconsistent with access door (53) in access door (53) department, the one end that gasket one (54) were kept away from in access door (53) is equipped with latch segment one (75), outer pipeline (11) are equipped with latch segment two (7) inconsistent with latch segment one (75), the connection can be dismantled through the bolt to latch segment one (75) and latch segment two (7).
6. The vapor delivery device of claim 5, wherein: one end of the access door (53) close to the second locking block (7) is provided with a second sealing sheet (55), the outer pipeline (11) is provided with a sealing groove (56) matched with the second sealing sheet (55), the outer pipeline (11) is provided with a butt joint sheet (57) which is abutted against the second sealing sheet (55) in the sealing groove (56), the butt joint sheet (55) is provided with a convex strip (6) at the butt joint with the butt joint sheet (57), and the butt joint sheet (57) is provided with a groove (66) matched with the convex strip (6).
7. The vapor delivery device of claim 1, wherein: outer pipeline (11) intercommunication has exhaust tube (8), exhaust tube (8) are equipped with shut-off valve (85), exhaust tube (8) tip threaded connection has end cover (86), end cover (86) are including screw thread portion (87) and tip (88), screw thread portion (87) and exhaust tube (8) threaded connection, the one end that screw thread portion (87) are close to tip (88) is equipped with top cap (89), the connecting hole has been seted up in tip (88), tip (88) are equipped with at connecting hole department and connect rope (80), it links to each other with exhaust tube (8) to connect rope (80) keep away from tip (88) one end.
8. Steam delivery device installation method according to any of claims 1 to 7, characterized in that it comprises the following steps:
s1: firstly, sleeving the abutting sheet on the outer side of the inner pipeline, and then fixedly bonding the abutting sheet and the partition plate together;
s2: the heat-insulating layer and the isolating layer are sequentially fixedly bonded on the outer side of the inner pipeline, and then the heat-insulating layer and the isolating layer are subjected to limiting installation by using the clamping piece;
s3: the outer pipeline cutting of cylinder is two semi-arc outer pipelines, welds the exhaust tube on one of them semi-arc outer pipeline, installs the access door on another semi-arc outer pipeline, welds a semi-arc outer pipeline on the division board earlier, welds second half arc outer pipeline on the division board again, can realize the erection joint to the device.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202111036750.0A CN113803568A (en) | 2021-09-06 | 2021-09-06 | Steam delivery device and installation method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202111036750.0A CN113803568A (en) | 2021-09-06 | 2021-09-06 | Steam delivery device and installation method |
Publications (1)
Publication Number | Publication Date |
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CN113803568A true CN113803568A (en) | 2021-12-17 |
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CN202111036750.0A Pending CN113803568A (en) | 2021-09-06 | 2021-09-06 | Steam delivery device and installation method |
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JP2001041390A (en) * | 1999-07-30 | 2001-02-13 | Benkan Corp | Vacuum heat insulating pipe for fluid transporting piping, and piping supporting method |
CN201525629U (en) * | 2009-09-24 | 2010-07-14 | 无锡锡通工程机械有限公司 | Spiral conveying maintenance device |
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CN208778904U (en) * | 2018-09-06 | 2019-04-23 | 浙江兴忠不锈钢有限公司 | A kind of antifreeze steel pipe of vacuum double |
CN211902075U (en) * | 2020-03-16 | 2020-11-10 | 中国能源建设集团西北电力建设工程有限公司 | Heat distribution pipeline heat preservation protector |
CN211902074U (en) * | 2020-01-16 | 2020-11-10 | 广西浩林纸业有限公司 | Steam pipeline insulation structure |
CN213236493U (en) * | 2020-08-28 | 2021-05-18 | 潍柴动力股份有限公司 | Rubber tube clamp |
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JP2001041390A (en) * | 1999-07-30 | 2001-02-13 | Benkan Corp | Vacuum heat insulating pipe for fluid transporting piping, and piping supporting method |
CN201525629U (en) * | 2009-09-24 | 2010-07-14 | 无锡锡通工程机械有限公司 | Spiral conveying maintenance device |
CN205877573U (en) * | 2016-08-16 | 2017-01-11 | 洛阳瑞铭石化技术有限公司 | High temperature tube says that atmospheric and vacuum distillation changes oil line's inspection door device |
CN208778904U (en) * | 2018-09-06 | 2019-04-23 | 浙江兴忠不锈钢有限公司 | A kind of antifreeze steel pipe of vacuum double |
CN211902074U (en) * | 2020-01-16 | 2020-11-10 | 广西浩林纸业有限公司 | Steam pipeline insulation structure |
CN211902075U (en) * | 2020-03-16 | 2020-11-10 | 中国能源建设集团西北电力建设工程有限公司 | Heat distribution pipeline heat preservation protector |
CN213236493U (en) * | 2020-08-28 | 2021-05-18 | 潍柴动力股份有限公司 | Rubber tube clamp |
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Application publication date: 20211217 |