CN114719126A - Heat-insulating sleeve of online overhead steam pipe network and manufacturing and mounting method thereof - Google Patents
Heat-insulating sleeve of online overhead steam pipe network and manufacturing and mounting method thereof Download PDFInfo
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- CN114719126A CN114719126A CN202210299986.1A CN202210299986A CN114719126A CN 114719126 A CN114719126 A CN 114719126A CN 202210299986 A CN202210299986 A CN 202210299986A CN 114719126 A CN114719126 A CN 114719126A
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- sleeve
- steam pipe
- pipe network
- plate
- heat
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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
- F16L59/021—Shape or form of insulating materials, with or without coverings integral with the insulating materials comprising a single piece or sleeve, e.g. split sleeve, two half sleeves
- F16L59/024—Shape or form of insulating materials, with or without coverings integral with the insulating materials comprising a single piece or sleeve, e.g. split sleeve, two half sleeves composed of two half sleeves
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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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Abstract
The invention discloses a heat-insulating sleeve of an online overhead steam pipe network, which comprises: the side, far away from the rotating shaft, of the first sleeve is provided with an arc-shaped slot, and the side, far away from the rotating shaft, of the second sleeve is fixedly provided with an arc-shaped inserting plate; the fixing assembly comprises two first spring rods, the front surface and the rear surface of the first sleeve are provided with sockets communicated with the slot, the front slot wall and the rear slot wall in the slot are provided with arc-shaped chutes, and inclined blocks are fixedly arranged in the chute openings of the chutes; the releasing assemblies are two groups, and the two groups of releasing assemblies are respectively used for controlling the first spring rods which are respectively positioned in the two sockets to contract. Can two sockets of tip business turn over of two first spring levers of quick control through fixed subassembly and two sets of mutually supporting of removing between the subassembly to can reach the dismouting between quick realization first sleeve and second sleeve and the pipeline.
Description
Technical Field
The invention relates to the technical field of steam heat-preservation pipe protection, in particular to a heat-preservation sleeve of an online overhead steam pipe network and a manufacturing and installing method thereof.
Background
With the development of technological progress, the existing large-scale heat supply network is built by relying on a thermal power plant, the steam temperature can reach 300 ℃ or even higher, the steam is superheated steam, the pipeline heat insulation layer and the shell thereof relax synchronously due to frequent thermal expansion and cold contraction under the working state of the steam pipe, the shell spliced by one color steel plate outside the heat insulation layer is torn off, so that the heat insulation material is exposed, rainwater permeates into the heat insulation layer, and the conditions of hardening, falling and deterioration of heat insulation performance can occur after the heat insulation material absorbs water.
Chinese patent publication No. CN108591690B proposes a thermal sleeve for an on-line overhead steam pipe network, which can solve the above problems, wherein the locking device is easily subject to the vibration of the pipeline and fails, and the locking and releasing steps are complicated.
Disclosure of Invention
The invention aims to solve the following defects in the prior art, and Chinese patent with publication number CN108591690B provides a heat-insulating sleeve of an online overhead steam pipe network, which can solve the problems that a pipeline heat-insulating layer is torn off and the like, wherein a locking device is easy to lose effectiveness due to the vibration action force of a pipeline, and the locking and releasing steps are complicated.
In order to achieve the purpose, the invention adopts the following technical scheme:
an insulation sleeve for an online overhead steam pipe network, comprising:
the first sleeve and the second sleeve are rotatably connected together through a rotating shaft, an arc-shaped slot is formed in one side, away from the rotating shaft, of the first sleeve, and an arc-shaped inserting plate is fixedly mounted on one side, away from the rotating shaft, of the second sleeve;
the fixing assembly is used for fixing the position of the inserting plate in the inserting groove and comprises two first spring rods which are fixedly arranged on the front surface and the rear surface of the inserting plate respectively, the front surface and the rear surface of the first sleeve are provided with inserting openings communicated with the inserting groove, the front wall and the rear wall in the inserting groove are provided with arc-shaped sliding grooves, and inclined blocks are fixedly arranged in the groove openings of the sliding grooves;
the two groups of releasing assemblies are respectively used for controlling the first spring rods which are respectively positioned in the two sockets to contract and are respectively and fixedly arranged on the front surface and the rear surface of the first sleeve.
Preferably, the releasing assembly comprises a second spring rod fixedly mounted on the surface of the first sleeve, a moving plate fixedly mounted at one end of the second spring rod, and two abutting rods fixedly mounted on the surface of the moving plate, and the ends, close to each other, of the two abutting rods respectively correspond to the positions of the two sockets.
Preferably, the two ends of the first spring rods, which are far away from each other, are fixedly provided with the abutting blocks, and the abutting blocks are spherical.
Preferably, telescopic lateral wall fixed mounting of second has the mount pad, fixed mounting has the dwang in the mount pad, rotate on the dwang and install the bull stick, first sleeve lateral wall fixed mounting has the arrangement pole, the bull stick surface is seted up and is used for letting settle the opening that the pole passed, the bull stick passes through locking Assembly locking self and can't be followed settle the pole and go up the roll-off.
Preferably, the locking subassembly includes third spring beam and fixed mounting in the inserted block of third spring beam one end, first sleeve lateral wall fixed mounting has the mounting plate, third spring beam fixed mounting be in on the mounting plate, it is used for letting to settle the pole surface seted up the inserted locking groove of inserted block, the third spring beam passes through the unable shrink of joint part restriction self.
Preferably, the joint part including fixed cover connect hollow plate and slidable mounting on the third spring beam in the joint board in the hollow plate, first sleeve lateral wall is seted up and is used for letting joint board male joint groove.
Preferably, the side wall of the hollow plate is provided with a sliding opening communicated with the inside of the hollow plate, the side wall of the clamping plate is fixedly provided with a moving rod, and one end, far away from the hollow plate, of the moving rod penetrates out of the sliding opening.
Preferably, the inner cylinder walls of the first sleeve and the second sleeve are both provided with hard microporous calcium silicate tiles.
Preferably, rigid polyurethane foam layers are filled in the first sleeve and the second sleeve.
In the invention, the manufacturing and mounting method suitable for the heat-insulating sleeve comprises the following steps:
s1: the first sleeve and the second sleeve are both made of thin metal plates;
s2: hard microporous calcium silicate tiles are arranged on the inner cylinder walls of the first sleeve and the second sleeve, and foamed hard polyurethane foam layers are filled in the cylinder walls;
s3: splicing and sleeving the first sleeve and the second sleeve on the pipeline, then respectively inserting one ends, far away from each other, of the two first spring rods in the fixing assembly into the two sockets to form clamping and fixing, fixing the positions of the first sleeve and the second sleeve on the pipeline, and completing installation;
s4: the two first spring rods respectively positioned in the two sockets are controlled to contract through the two groups of releasing assemblies, so that the end parts of the two first spring rods are respectively moved out of the two sockets, and the fixation between the first sleeve and the pipeline as well as the fixation between the second sleeve and the pipeline can be released.
Compared with the prior art, the invention has the beneficial effects that:
1. the end parts of the two first spring rods can be quickly controlled to enter and exit the two sockets through the mutual matching between the fixing component and the two groups of releasing components, so that the first sleeve and the second sleeve can be quickly disassembled and assembled with the pipeline, the operation is convenient and quick, and the mounting can not be released under the action force of pipeline vibration;
2. the arrangement rod inserted in the through hole can be limited to slide out of the through hole through the matching between the locking assembly and the clamping part, so that the effect of auxiliary installation can be achieved, and when the fixing assembly fails, the installation between the first sleeve and the pipeline and the installation between the second sleeve and the pipeline cannot be released;
3. the dry hard polyurethane foam layer is used as a heat insulation material to replace the original moisture absorption heat insulation material, so that the infiltration of water vapor in the atmosphere can be avoided, and the heat insulation material is suitable for the heat insulation of the outer layer of the online pipe network;
4. the hard microporous calcium silicate tile capable of bearing high temperature is used as the inner layer of the online pipe network for heat preservation, so that the heat preservation effect is better.
Drawings
FIG. 1 is a schematic structural view of a side-face three-dimensional partial cross section of a heat-insulating sleeve of an on-line overhead steam pipe network according to the present invention;
FIG. 2 is a schematic sectional view of a bottom perspective portion of a thermal sleeve of an on-line overhead steam pipe network according to the present invention;
FIG. 3 is a schematic sectional view of a top-view perspective part of a thermal insulation sleeve of an on-line overhead steam pipe network according to the present invention;
FIG. 4 is an enlarged schematic view of the structure at A in FIG. 1;
FIG. 5 is an enlarged view of the structure at B in FIG. 2;
fig. 6 is an enlarged schematic view of the structure at C in fig. 3.
In the figure: 1 first sleeve, 2 second sleeve, 3 pivot, 4 slots, 5 picture peg, 6 first spring poles, 7 sockets, 8 spouts, 9 sloping blocks, 10 second spring poles, 11 movable plates, 12 support poles, 13 support blocks, 14 mount pads, 15 dwang, 16 dwang, 17 arrangement pole, 18 third spring poles, 19 picture pegs, 20 arrangement board, 21 locking grooves, 22 hollow plate, 23 joint board, 24 joint grooves, 25 hard micropore calcium silicate tile, 26 hard polyurethane foam layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-6, an insulation sleeve for an online overhead steam pipe network, comprising:
the device comprises a first sleeve 1 and a second sleeve 2, wherein the first sleeve 1 and the second sleeve 2 are rotatably connected together through a rotating shaft 3, one side of the first sleeve 1, which is far away from the rotating shaft 3, is provided with an arc-shaped slot 4, and one side of the second sleeve 2, which is far away from the rotating shaft 3, is fixedly provided with an arc-shaped inserting plate 5;
the fixing assembly is used for fixing the position of the inserting plate 5 in the inserting groove 4 and comprises two first spring rods 6 which are fixedly arranged on the front surface and the rear surface of the inserting plate 5 respectively, the front surface and the rear surface of the first sleeve 1 are provided with inserting openings 7 communicated with the inserting groove 4, the front wall and the rear wall in the inserting groove 4 are provided with arc-shaped sliding grooves 8, and inclined blocks 9 are fixedly arranged in the openings of the sliding grooves 8;
the two groups of releasing assemblies are respectively used for controlling two first spring rods 6 which are respectively positioned in the two sockets 7 to contract and are respectively and fixedly installed on the front surface and the rear surface of the first sleeve 1.
In the embodiment applying the technical scheme, the first sleeve 1 and the second sleeve 2 are firstly sleeved on the pipeline, then the first sleeve 1 and the second sleeve 2 are rotated to enable one sides of the first sleeve 1 and the second sleeve 2 far away from the rotating shaft 3 to abut against each other, the inserting plate 5 also enters the slot 4 at the moment, the end parts of the two first spring rods 6 fixedly arranged on the front surface and the rear surface of the inserting plate 5 respectively slide and contact with the inclined surfaces of the two inclined blocks 9, under the abutting action force of the inclined surfaces, the two first spring rods 6 can contract until the end parts of the two first spring rods 6 do not abut against the inclined surfaces of the two inclined blocks 9, the abutting action force exerted on the first spring rods 6 by the inclined surfaces disappears, at the moment, under the action of elastic potential energy, the mutually far ends of the two first spring rods 6 can rapidly reset and respectively extend into the two sockets 7 to form clamping locking, and the installation between the first sleeve 1 and the second sleeve 2 and the pipeline is completed, when the disassembly is needed, two first spring rods 6 respectively positioned in the two sockets 7 are controlled to contract through the two sets of release assemblies, so that the end parts of the first spring rods 6 can move out of the sockets 7 and are not in contact with the surfaces of the inclined blocks 9, the disassembly is convenient and quick, and the disassembly can not be released by the acting force of pipeline vibration.
In the preferred technical solution of this embodiment, the releasing assembly includes a second spring rod 10 fixedly mounted on the surface of the first sleeve 1, a moving plate 11 fixedly mounted at one end of the second spring rod 10, and two abutting rods 12 fixedly mounted on the surface of the moving plate 11, and the ends of the two abutting rods 12 close to each other respectively correspond to the positions of the two sockets 7. The two moving plates 11 are pressed to move towards the direction close to each other, at the moment, the two abutting rods 12 can abut against the end parts of the two first spring rods 6 respectively, the first spring rods 6 can contract under the abutting acting force, and the clamping between the first spring rods 6 and the socket 7 can be released until the first spring rods 6 contract to move out of the socket 7 and are not contacted with the inclined block 9 any more.
In the preferred technical scheme in this embodiment, the two ends of the first spring rods 6 away from each other are both fixedly provided with the abutting blocks 13, and the abutting blocks 13 are spherical. The spherical abutting block 13 reduces the contact area of the end of the first spring rod 6 when the end of the first spring rod is in sliding contact with the inclined surface of the inclined block 9, so that the sliding friction force can be reduced.
According to the technical scheme, the installation seat 14 is fixedly installed on the side wall of the second sleeve 2, the rotating rod 15 is fixedly installed in the installation seat 14, the rotating rod 16 is rotatably installed on the rotating rod 15, the installing rod 17 is fixedly installed on the side wall of the first sleeve 1, the surface of the rotating rod 16 is provided with a through hole for the installing rod 17 to pass through, and the rotating rod 16 is locked by the locking assembly and cannot slide out of the installing rod 17. When first sleeve 1 and second sleeve 2 splice the cover and establish on the pipeline, rotate bull stick 16 this moment to make its cover establish on settling the pole 17, then locking assembly locking bull stick 16 can't slide out from settling the pole 17, can play secondary fixed mounting's effect, when fixed assembly became invalid, the installation between first sleeve 1 and second sleeve 2 and the pipeline also can not be relieved.
In the preferred technical scheme of this embodiment, the locking assembly includes third spring lever 18 and plug-in block 19 of fixed mounting in third spring lever 18 one end, and first sleeve 1 lateral wall fixed mounting has place board 20, and third spring lever 18 fixed mounting is on placing board 20, and it is used for letting the plug-in locking groove 21 of plug-in block 19 to settle pole 17 surface to offer, and third spring lever 18 passes through the unable shrink of joint part restriction self. When the rotating rod 16 is sleeved on the placing rod 17, the third spring rod 18 is controlled to be stretched, the inserting block 19 is inserted into the locking groove 21, the rotating rod 16 cannot slide out of the placing rod 17 under the blocking effect of the inserting block 19, and then the third spring rod 18 is limited by the clamping part to shrink and reset.
In the preferred technical solution of this embodiment, the clamping member includes a hollow plate 22 fixedly sleeved on the third spring rod 18 and a clamping plate 23 slidably mounted in the hollow plate 22, and a clamping groove 24 for inserting the clamping plate 23 is formed in a side wall of the first sleeve 1. When the bull stick 16 cover was established on settling the pole 17, it is tensile to control third spring beam 18 this moment, and make the inserted block 19 insert the locking groove 21 in, bull stick 16 just can receive the effect of blockking of inserted block 19 and can't follow the roll-off on settling the pole 17 this moment, then control the fishplate bar 23 and slide in hollow plate 22 and slide in the joint groove 24 and form the joint, loosen third spring beam 18 this moment, under the elastic potential energy effect of third spring beam 18, the fishplate bar 23 can tightly offset with the interior cell wall of joint groove 24, third spring beam 18 just can't contract to reset this moment, inserted block 19 also can be inserted in locking groove 21 always.
According to the preferable technical scheme in the embodiment, the side wall of the hollow plate 22 is provided with a sliding opening communicated with the inside of the hollow plate, the side wall of the clamping plate 23 is fixedly provided with a moving rod, and one end, far away from the hollow plate 22, of the moving rod penetrates out of the sliding opening. The moving rod is controlled to move, so that the clamping plate 23 can be controlled to move in the hollow plate 22, and workers can conveniently control the clamping plate 23 to enter and exit the clamping groove 24.
In the preferred technical scheme in this embodiment, the inner cylinder walls of the first sleeve 1 and the second sleeve 2 are both provided with hard microporous calcium silicate tiles 25. The hard microporous calcium silicate tile 25 capable of bearing high temperature is used as the inner layer of the online pipe network for heat preservation, so that the heat preservation effect is better.
In the preferred technical scheme in this embodiment, rigid polyurethane foam layers 26 are filled in the cylinder walls of the first sleeve 1 and the second sleeve 2. The dry hard polyurethane foam layer 26 is used as a heat insulation material to replace the original moisture absorption heat insulation material, so that the infiltration of water vapor in the atmosphere can be avoided, and the heat insulation material is suitable for the heat insulation of the outer layer of the on-line pipe network.
The manufacturing and mounting method suitable for the heat-insulating sleeve comprises the following steps:
s1: the first sleeve 1 and the second sleeve 2 are both made of thin metal plates;
s2: the inner cylinder walls of the first sleeve 1 and the second sleeve 2 are both provided with hard microporous calcium silicate tiles 25, and the cylinder walls are both filled with a foamed hard polyurethane foam layer 26;
s3: the first sleeve 1 and the second sleeve 2 are sleeved on the pipeline in a splicing manner, then the ends, far away from each other, of the two first spring rods 6 in the fixing assembly are respectively inserted into the two sockets 7 to form clamping fixation, the positions of the first sleeve 1 and the second sleeve 2 on the pipeline are fixed, and the installation is finished at the moment;
s4: the two first spring rods 6 respectively positioned in the two sockets 7 are controlled to contract through the two groups of releasing assemblies, so that the end parts of the two first spring rods 6 are respectively moved out of the two sockets 7, and the fixation between the first sleeve 1 and the second sleeve 2 and a pipeline can be released.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. The utility model provides a heat preservation sleeve of built on stilts steam pipe net on line which characterized in that includes:
the sleeve comprises a first sleeve (1) and a second sleeve (2), wherein the first sleeve (1) and the second sleeve (2) are rotatably connected together through a rotating shaft (3), one side, far away from the rotating shaft (3), of the first sleeve (1) is provided with an arc-shaped slot (4), and one side, far away from the rotating shaft (3), of the second sleeve (2) is fixedly provided with an arc-shaped inserting plate (5);
the fixing assembly is used for fixing the position of the inserting plate (5) in the inserting groove (4), the fixing assembly comprises two first spring rods (6) fixedly installed on the front surface and the rear surface of the inserting plate (5) respectively, the front surface and the rear surface of the first sleeve (1) are provided with inserting ports (7) communicated with the inserting groove (4), the front wall and the rear wall in the inserting groove (4) are provided with arc-shaped sliding grooves (8), and an inclined block (9) is fixedly installed in a groove opening of each sliding groove (8);
the two groups of releasing assemblies are respectively used for controlling the two first spring rods (6) which are respectively positioned in the two inserting holes (7) to contract and are respectively and fixedly installed on the front surface and the rear surface of the first sleeve (1).
2. The heat-insulating sleeve of the online overhead steam pipe network according to claim 1, wherein the releasing assembly comprises a second spring rod (10) fixedly mounted on the surface of the first sleeve (1), a moving plate (11) fixedly mounted at one end of the second spring rod (10), and a resisting rod (12) fixedly mounted on the surface of the moving plate (11), and the ends of the two resisting rods (12) close to each other respectively correspond to the positions of the two sockets (7).
3. The heat-insulating sleeve of the online overhead steam pipe network according to claim 1, wherein the two ends of the first spring rods (6) far away from each other are fixedly provided with the abutting blocks (13), and the abutting blocks (13) are spherical.
4. The heat preservation sleeve of online built on stilts steam pipe network of claim 1, characterized in that, the lateral wall fixed mounting of second sleeve (2) has mount pad (14), fixed mounting has dwang (15) in mount pad (14), dwang (15) are gone up to rotate and are installed bull stick (16), first sleeve (1) lateral wall fixed mounting has arrangement pole (17), bull stick (16) surface is offered and is used for letting the opening that arrangement pole (17) passed, bull stick (16) through locking subassembly locking self can't be followed arrangement pole (17) is last to roll-off.
5. The heat-insulating sleeve for the online overhead steam pipe network according to claim 4, wherein the locking assembly comprises a third spring rod (18) and an insert (19) fixedly mounted at one end of the third spring rod (18), a mounting plate (20) is fixedly mounted on the side wall of the first sleeve (1), the third spring rod (18) is fixedly mounted on the mounting plate (20), a locking groove (21) for allowing the insert (19) to be inserted is formed in the surface of the mounting rod (17), and the third spring rod (18) is limited by a clamping part and cannot be retracted.
6. The insulating sleeve for an online overhead steam pipe network according to claim 5, wherein the fastening member comprises a hollow plate (22) fixedly sleeved on the third spring rod (18) and a fastening plate (23) slidably mounted in the hollow plate (22), and a fastening groove (24) for inserting the fastening plate (23) is formed in a side wall of the first sleeve (1).
7. The heat-insulating sleeve of the online overhead steam pipe network according to claim 6, wherein a sliding opening communicated with the inside of the hollow plate (22) is formed in the side wall of the hollow plate (22), a moving rod is fixedly mounted on the side wall of the clamping plate (23), and one end of the moving rod, which is far away from the hollow plate (22), penetrates out of the sliding opening.
8. The heat-insulating sleeve for the online overhead steam pipe network according to claim 1, wherein the inner cylinder walls of the first sleeve (1) and the second sleeve (2) are provided with hard microporous calcium silicate tiles (25).
9. The heat-insulating sleeve of the online overhead steam pipe network according to claim 1, wherein the cylinder walls of the first sleeve (1) and the second sleeve (2) are filled with a rigid polyurethane foam layer (26).
10. The manufacturing and mounting method of the heat-insulating sleeve of the online overhead steam pipe network is characterized by comprising the following steps of:
s1: the first sleeve (1) and the second sleeve (2) are both made of thin metal plates;
s2: hard microporous calcium silicate tiles (25) are arranged on the inner cylinder walls of the first sleeve (1) and the second sleeve (2), and foamed hard polyurethane foam layers (26) are filled in the cylinder walls;
s3: the first sleeve (1) and the second sleeve (2) are sleeved on the pipeline in a splicing manner, then the ends, far away from each other, of the two first spring rods (6) in the fixing assembly are respectively inserted into the two sockets (7) to form clamping and fixing, the positions of the first sleeve (1) and the second sleeve (2) on the pipeline are fixed, and the installation is completed at the moment;
s4: the two groups of releasing assemblies are used for respectively controlling the two first spring rods (6) which are respectively positioned in the two sockets (7) to contract, so that the end parts of the two first spring rods (6) are respectively moved out of the two sockets (7), and the fixation between the first sleeve (1) and the second sleeve (2) and the pipeline can be released.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210299986.1A CN114719126B (en) | 2022-03-25 | 2022-03-25 | Thermal insulation sleeve of online overhead steam pipe network and manufacturing and mounting method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210299986.1A CN114719126B (en) | 2022-03-25 | 2022-03-25 | Thermal insulation sleeve of online overhead steam pipe network and manufacturing and mounting method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114719126A true CN114719126A (en) | 2022-07-08 |
| CN114719126B CN114719126B (en) | 2023-10-13 |
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| CN108591690A (en) * | 2018-05-11 | 2018-09-28 | 上海科华热力管道有限公司 | The heat preservation sleeve and its fabrication and installation method of online aerial steam pipe network |
| JP2022008728A (en) * | 2018-06-15 | 2022-01-14 | 張偉萍 | Control-signal-and-data-signal transmitter |
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| CN111743319A (en) * | 2020-07-02 | 2020-10-09 | 王杰 | Convenient to use's hidden bedside cupboard |
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| CN113551155A (en) * | 2021-05-24 | 2021-10-26 | 福州卓能科技有限公司 | Steam pipeline operation comprehensive maintenance device |
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