CN114784730A - Cold shrink sleeve at wind power bus pipe connection part and overhauling method thereof - Google Patents
Cold shrink sleeve at wind power bus pipe connection part and overhauling method thereof Download PDFInfo
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- CN114784730A CN114784730A CN202210446322.3A CN202210446322A CN114784730A CN 114784730 A CN114784730 A CN 114784730A CN 202210446322 A CN202210446322 A CN 202210446322A CN 114784730 A CN114784730 A CN 114784730A
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- sleeve
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- 238000000034 method Methods 0.000 title claims abstract description 11
- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 230000008878 coupling Effects 0.000 claims abstract description 20
- 238000010168 coupling process Methods 0.000 claims abstract description 20
- 238000005859 coupling reaction Methods 0.000 claims abstract description 20
- 230000005611 electricity Effects 0.000 claims abstract description 13
- 230000000694 effects Effects 0.000 claims abstract description 5
- 230000000087 stabilizing effect Effects 0.000 claims description 25
- 238000012423 maintenance Methods 0.000 abstract description 7
- 239000000463 material Substances 0.000 abstract description 6
- 239000013013 elastic material Substances 0.000 description 6
- 230000000712 assembly Effects 0.000 description 4
- 238000000429 assembly Methods 0.000 description 4
- 230000002035 prolonged effect Effects 0.000 description 4
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000000641 cold extrusion Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001192 hot extrusion Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G5/00—Installations of bus-bars
- H02G5/06—Totally-enclosed installations, e.g. in metal casings
- H02G5/061—Tubular casings
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G1/00—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines
- H02G1/14—Methods or apparatus specially adapted for installing, maintaining, repairing or dismantling electric cables or lines for joining or terminating cables
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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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The utility model relates to a shrinkage cover of wind-powered electricity generation generating line union coupling department and maintenance method thereof relates to the technical field of electrical equipment, and it includes generating line pipe body, and the cover is equipped with the sleeve pipe on the generating line pipe body, and the cover has a plurality of bolts in the sleeve pipe female connection, and the bolt runs through sleeve pipe and butt on generating line pipe body, the sleeve pipe overcoat is equipped with the shrinkage cover, and the shrinkage cover is the elasticity material, and the shrinkage cover is equipped with the spacing area outward, is equipped with between spacing area and the shrinkage cover to be used for spacing the coupling mechanism outside the shrinkage cover with the spacing area. This application has the wasting of resources that probably causes when reducing wind-powered electricity generation generating line union coupling and overhauls, improves the effect of the maintenance efficiency of wind-powered electricity generation generating line union coupling simultaneously.
Description
Technical Field
The application relates to the technical field of electrical equipment, in particular to a cold-shrink sleeve at a joint of a wind power bus pipe and an overhauling method thereof.
Background
At present, a bus pipe is one of key devices in an electric power transmission and transformation system, and plays a vital role in safe and reliable operation of the electric power transmission and transformation system and electric power devices.
Current wind-powered electricity generation generating line pipe includes generating line pipe body, and the cover is equipped with the sleeve pipe on the generating line pipe body, and the cover pipe female connection has a plurality of bolts, and the bolt is fixed with the relative position between sleeve pipe and the generating line pipe body, and when generating line pipe body need install in the frame, the sleeve pipe was inserted and is established to the frame in, and sleeve pipe and generating line pipe body are fixed for the relative position of frame, and cold crowded design of shrinkage cover is outside the cover pipe, and the bolt is located the shrinkage cover inside.
To the correlation technique among the above-mentioned, when needs overhaul the junction of wind-powered electricity generation generating line pipe, demolish the shrinkage cover by sleeve pipe department and overhaul, overhaul the back that finishes again with the cold extrusion of full new shrinkage cover outside the sleeve pipe for the material is extravagant, and the shrinkage cover needs to make again around overhauing simultaneously, extravagant manpower, causes the defect that the maintenance efficiency of wind-powered electricity generation generating line union coupling is low.
Disclosure of Invention
The utility model provides a purpose is the wasting of resources that probably causes when reducing wind-powered electricity generation generating line union coupling and overhauing, improves the maintenance efficiency of wind-powered electricity generation generating line union coupling simultaneously.
The first aspect, the cold shrink sleeve of wind-powered electricity generation generating line union coupling department that this application provided adopts following technical scheme:
shrinkage cover of wind-powered electricity generation generating line union coupling department, including generating line pipe body, the cover is equipped with the sleeve pipe on the generating line pipe body, and the cover female connection has a plurality of bolts, and the bolt runs through sleeve pipe and butt on generating line pipe body, the sleeve pipe overcoat is equipped with the shrinkage cover, and the shrinkage cover is the elasticity material, and the shrinkage cover is equipped with the spacing area outward, is equipped with between spacing area and the shrinkage cover to be used for spacing taking the spacing coupling mechanism outside the shrinkage cover.
By adopting the technical scheme, compared with the existing cold-shrink sleeve made of hard plastic, the cold-shrink sleeve made of elastic material has the advantages that the service life of the cold-shrink sleeve is prolonged, and the cold-shrink sleeve made of elastic material can move up and down along the bus tube body, so that the repeatable utilization rate of the cold-shrink sleeve is improved; the cold-shrink sleeve is manufactured into a large size, the cold-shrink sleeve is wound on the circumferential outer wall of the cold-shrink sleeve, the two ends of the limiting belt are fixedly connected by the connecting mechanism until the cold-shrink sleeve is attached to the sleeve, the repeated utilization rate of the cold-shrink sleeve is improved, and the maintenance efficiency of the wind power bus tube joint is improved.
Optionally, the connecting mechanism includes a limiting part fixedly arranged at one end of the limiting belt, a plug-in unit fixedly arranged at the other end of the limiting belt, a fixing assembly for fixing the plug-in unit on the limiting part, and an unlocking assembly for canceling the fixing state between the plug-in unit and the limiting part, an accommodating opening for the plug-in unit to be inserted is formed in the limiting part, the plug-in unit is provided with a plurality of plug-in units, and the plurality of plug-in units are sequentially arranged along the length direction of the limiting belt.
Through adopting above-mentioned technical scheme, the spacing area is taken and is established on the circumference outer wall of shrinkage cover, in the plug-in components are inserted and are established to the holding port of spacing piece down, adjust the length in spacing area with the position of adjustment plug-in components, when shrinkage cover butt when the sleeve pipe, fixed subassembly is fixed the plug-in components in the locating part, when thinking not seeing with plug-in components need the disconnection, the unblock subassembly cancels the fixed state of the two, coupling mechanism has realized the cladding stability of spacing area to the shrinkage cover, the adaptation ability of shrinkage cover to different diameter specification generating line pipe body has been improved.
Optionally, the fixing assembly includes a fixing block and a fixing spring, a sliding groove for the fixing block to slide is formed in the accommodating port, the fixing spring is fixedly arranged in the sliding groove, the fixing spring is fixedly connected with the fixing block, and a slot for the fixing block to be inserted is formed in the plug-in unit; when the fixing spring is in a natural state, the fixing block is positioned in the sliding groove and the slot at the same time.
Through adopting above-mentioned technical scheme, the plug-in components are inserted and are established to holding in the mouth, and when spout and slot relative time, fixed spring is in natural state, and the fixed block is inserted and is established to the slot in, and the relative position of locating part and plug-in components is fixed, and fixed subassembly has improved the connection agility and the stability of locating part and plug-in components.
Optionally, the unlocking assembly comprises a pulling piece and a pulling rope, the pulling piece is attached to the outside of the limiting piece, and the pulling rope penetrates through the limiting piece and is fixedly connected to the pulling piece and the fixing block.
Through adopting above-mentioned technical scheme, when needs cancel the fixed state of locating part and plug-in components, the pulling draws the piece, draws the piece to drive the fixed block through the stay cord and moves towards the spout internal motion, and the fixed spring compression, unblock subassembly have improved the disconnected convenience between locating part and the plug-in components, improve unblock efficiency.
Optionally, one end of the fixing block close to the inlet of the accommodating port is obliquely arranged towards the plug-in unit.
Through adopting above-mentioned technical scheme, when the plug-in components insert and establish to holding mouthful back plug-in components promote the fixed block towards the spout motion, the compression of fixed spring, when spout and slot are relative, in the fixed block gets into the slot, improved the efficiency of establishing of inserting of fixed block, improved the connection stability of locating part and plug-in components.
Optionally, the cold-shrink sleeve is fixedly provided with a limiting ring for the limiting belt to penetrate through.
By adopting the technical scheme, the limiting band is limited on the cold shrink sleeve by the limiting ring, the probability that the limiting band is separated from the cold shrink sleeve when the bus tube body is overhauled is reduced, the probability that the limiting band slides downwards is reduced, and the use stability of the limiting part is improved.
Optionally, the limiting band includes a stabilizing band and a connecting band, one end of the stabilizing band is fixedly connected with the limiting part, one end of the connecting band is fixedly connected with the plug-in, a connecting assembly for connecting or unlocking the stabilizing band and the connecting band is arranged between the stabilizing band and the connecting band, and the connecting assembly is slidably arranged in the limiting ring.
Through adopting above-mentioned technical scheme, stable area and connecting band pass through coupling assembling to be connected or dismantle for when coupling mechanism fixes the relative position of locating part and plug-in components, spacing area accessible coupling assembling passes the spacing ring and is sheathe in by the shrinkage and pull apart, has improved the change convenience of spacing area.
Optionally, coupling assembling includes the couple and supplies the couple to hang the link of establishing, and the link sets firmly on the stabilizing belt, and the couple sets firmly on the connecting band.
By adopting the technical scheme, when the stabilizing belt and the connecting belt are required to be connected, the hook is hooked on the hanging ring, and when the stabilizing belt and the connecting belt are disconnected, the hook is taken down from the hanging ring, so that the connecting and disassembling efficiency between the stabilizing belt and the connecting belt is improved.
Optionally, a wear-resistant layer is fixedly arranged on the inner wall of the accommodating opening.
Through adopting above-mentioned technical scheme, the wearing layer has improved the wearability of locating part, has reduced the plug-in components and has inserted the friction that produces the locating part when establishing, has prolonged the life of locating part and plug-in components.
The second aspect, the application provides a wind-powered electricity generation generating line union coupling department cold shrink cover's maintenance method, adopts following technical scheme:
the method for overhauling the cold shrink sleeve at the joint of the wind power bus pipe comprises the following steps:
s1, the connecting mechanism cancels the fixing effect of the two ends of the limiting belt;
s2, pushing the cold-shrink sleeve along the length direction of the bus tube body until the bolt is exposed;
s3, overhauling the sleeve and the bolt;
s4, pushing the cold shrink sleeve to an initial position, and connecting the two ends of the limiting belt by the connecting mechanism.
By adopting the technical scheme, the method has the advantages that,
in summary, the present application includes at least one of the following beneficial technical effects: the cold-shrink sleeve made of elastic materials enables the cold-shrink sleeve to move freely on the bus tube body, the connecting mechanism improves the instant fixation and unlocking of the cold-shrink sleeve, and the repeated utilization rate of the cold-shrink sleeve is further improved.
1. Compared with the existing cold-shrink sleeve made of hard plastic, the cold-shrink sleeve made of elastic material has the advantages that the service life of the cold-shrink sleeve is prolonged, and the cold-shrink sleeve made of elastic material can move up and down along the bus tube body, so that the repeated utilization rate of the cold-shrink sleeve is improved; the cold-shrink sleeve is made into a larger size to be matched with the bus tube bodies with different diameters, the limiting belt is wound on the circumferential outer wall of the cold-shrink sleeve, and the two ends of the limiting belt are fixedly connected by the connecting mechanism until the cold-shrink sleeve is attached to the sleeve, so that the repeatable utilization rate of the cold-shrink sleeve is improved, and the maintenance efficiency of the joint of the wind power bus tube is improved;
2. the connecting mechanism realizes the coating stability of the limiting belt on the cold-shrinkage sleeve, and improves the adaptability of the cold-shrinkage sleeve to bus tube bodies with different diameters and specifications;
3. spacing area accessible coupling assembling passes the spacing ring and is sheathe in by the shrinkage and tear open, has improved the change convenience of spacing area.
Drawings
FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;
FIG. 2 is a cross-sectional view of an embodiment of the present application;
FIG. 3 is a schematic diagram illustrating a connecting assembly according to an embodiment of the present disclosure;
FIG. 4 is an enlarged partial schematic view of portion A of FIG. 2;
FIG. 5 is a cross-sectional view showing the spacing strip;
fig. 6 is a partially enlarged schematic view of a portion B in fig. 5.
In the figure, 1, a bus pipe body; 2. a sleeve; 21. a bolt; 3. a cold shrink sleeve; 31. a limiting ring; 4. a limiting band; 41. a stabilizing band; 42. a connecting belt; 5. a connecting mechanism; 51. a limiting member; 511. an accommodating port; 512. a chute; 52. a plug-in; 521. inserting slots; 53. a fixing assembly; 531. a fixed block; 532. a fixed spring; 54. an unlocking assembly; 541. pulling the piece; 542. pulling a rope; 6. a connecting assembly; 61. hooking; 62. and (5) hanging a ring.
Detailed Description
The present application is described in further detail below with reference to fig. 1-6.
Example 1: the utility model provides a cold contraction cover of wind-powered electricity generation generating line union coupling department, refer to fig. 1 and fig. 2, including generating line pipe body 1, the cover is equipped with sleeve pipe 2 on the generating line pipe body 1, threaded connection has a plurality of bolts 21 on the circumference lateral wall of sleeve pipe 2, bolt 21 runs through sleeve pipe 2 and butt on generating line pipe body 1, relative position between sleeve pipe 2 and the generating line pipe body 1 is fixed, the separation of sleeve pipe 2 is waiting to install between frame and the generating line pipe body 1, the friction that probably appears between generating line pipe body 1 and the frame has been reduced, the life of generating line pipe body 1 and frame has been prolonged.
Refer to fig. 2 and fig. 3, 1 overcoat of generating line pipe body is equipped with shrinkage cover 3, and shrinkage cover 3 also overlaps to be established outside sleeve pipe 2, and shrinkage cover 3 blocks the protection to bolt 21, and the material of shrinkage cover 3 is silica gel, makes through grinding and pressing processing, compares in the plastics material shrinkage cover 3 that prior art hot extrusion processing formed, and life extension and be convenient for overhaul.
Referring to fig. 1 and 3, a plurality of limiting rings 31 are fixedly arranged on the circumferential outer wall of the cold shrinkage sleeve 3, a limiting belt 4 is arranged in each limiting ring 31 in a sliding manner, the limiting rings 31 limit the limiting belts 4 on the cold shrinkage sleeve 3, the limiting belts 4 are made of elastic materials, each limiting belt 4 comprises a stabilizing belt 41 and a connecting belt 42, the stabilizing belts 41 and the connecting belts 42 which are connected with each other are arranged in the same limiting ring 31 in a sliding manner, two ends of each connecting belt 41 and the connecting belts 42 which are connected with each other are respectively provided with a connecting mechanism 5 and a connecting assembly 6, the connecting mechanisms 5 and the connecting assemblies 6 can realize connection and disconnection between the stabilizing belts 41 and the connecting belts 42, the connecting assemblies 6 can penetrate through the limiting rings 31, and convenience in disassembly, assembly and replacement of the limiting belts 4 is improved.
Referring to fig. 4 and 5, the connecting mechanism 5 includes a limiting member 51 fixed at one end of the stabilizing band 41, a plurality of plug-in units 52 fixed at one end of the connecting band 42, a fixing assembly 53 for connecting and fixing the limiting member 51 and the plug-in units 52, and an unlocking assembly 54 for canceling the connection and fixation between the limiting member 51 and the plug-in units 52, wherein the limiting member 51 is connected with the plurality of stabilizing bands 41 at the same time, the plug-in units 52 are connected with the plurality of connecting bands 42 at the same time, the limiting member 51 is provided with an accommodating opening 511 for the plug-in units 52 to penetrate through, and the plurality of plug-in units 52 are uniformly distributed along the length direction of the connecting band 42; the circumferential inner wall of the accommodating opening 511 is adhered with a wear-resistant layer, and the wear-resistant layer can be made of composite wear-resistant materials.
Referring to fig. 4 and 6, a plurality of sliding grooves 512 are formed in the circumferential inner wall of the accommodating opening 511, a plurality of groups of fixing assemblies 53 are arranged, the fixing assemblies 53 correspond to the sliding grooves 512 one by one, each fixing assembly 53 comprises a fixing block 531 and a fixing spring 532, the fixing block 531 is slidably arranged in the sliding grooves 512, one end of each fixing spring 532 is fixedly arranged on the inner wall, away from the opening, of the corresponding sliding groove 512, the other end of each fixing spring 532 is fixedly connected with the corresponding fixing block 531, one end, away from the corresponding fixing spring 532, of each fixing block 531 is obliquely arranged towards the inlet of the accommodating opening 511, and each plug-in piece 52 is provided with a slot 521 into which the plug-in piece 52 is inserted; when the fixing spring 532 is in a natural state, the fixing block 531 is simultaneously located in the sliding groove 512 and the slot 521.
When the limiting member 51 and the plug-in 52 need to be connected and fixed, the plug-in 52 is inserted into the accommodating opening 511, the plug-in 52 pushes the fixing block 531 to move towards the sliding groove 512, the fixing spring 532 is compressed, the plug-in 52 continues to move, when the sliding groove 512 is opposite to the inserting groove 521, the fixing block 531 enters the inserting groove 521, the position of the plug-in 52 is fixed, the unlocking assembly 54 can cancel the fixing state of the limiting member 51 and the plug-in 52, and then the accommodating opening 511 can be used for fixing the adjacent plug-in 52, so that the connection convenience between the limiting member 51 and the plug-in 52 is improved.
Referring to fig. 4 and 6, the unlocking assembly 54 includes a plurality of pulling members 541 and pulling ropes 542, the pulling members 541 are attached to the circumferential outer wall of the limiting member 51, the pulling ropes 542 are provided in plurality, the pulling ropes 542 correspond to the fixing block 531 one by one, one end of the pulling rope 542 is fixedly provided on the pulling members 541, and the other end of the pulling rope 542 passes through the limiting member 51 and is fixedly provided on the side wall of the fixing block 531 fixedly connected to the fixing spring 532; when the pulling element 541 is pulled, the pulling element 541 is connected through the pulling rope 542 to drive the fixing block 531 to move towards the fixing spring 532, and when the fixing block 531 moves out of the slot 521, the fixing state between the limiting element 51 and the plug-in element 52 is cancelled, so that convenience in removing the connecting state between the limiting element 51 and the plug-in element 52 is improved.
Referring to fig. 3 and 5, the connecting assembly 6 includes a hanging ring 62 fixed on the stabilizing strap 41 and a hook 61 fixed on the connecting strap 42, the hanging ring 62 is disposed at an end of the stabilizing strap 41 away from the insert 52, the hook 61 is disposed at an end of the connecting strap 42 away from the limiting member 51, and the hook 61 is hooked on the hanging ring 62 to connect the stabilizing strap 41 and the connecting strap 42; when the limiting belt 4 needs to be replaced, the hook 61 is released from the hanging ring 62, the hook 61 or the hanging ring 62 penetrates through the limiting ring 31, the limiting belt 4 is taken down from the cold shrinkage sleeve 3, and the replacement convenience of the limiting belt 4 is improved.
The implementation principle of the embodiment of the application is as follows: the cold-shrink sleeve 3 is sleeved outside the bus tube body 1 and the sleeve 2, the connecting assembly 6 penetrates through the limiting ring 31 and connects the stabilizing band 41 and the connecting band 42, the stabilizing band 41 and the connecting band 42 are wrapped outside the cold-shrink sleeve 3, so that the cold-shrink sleeve 3 is attached outside the bus tube body 1 and the sleeve 2, the plug-in 52 is inserted into the accommodating opening 511, the plug-in 52 pushes the fixing block 531 to move towards the direction of the sliding groove 512, the fixing spring 532 is compressed, the plug-in 52 continues to move, when the sliding groove 512 is opposite to the slot 521, the fixing block 531 enters the slot 521, and the position of the plug-in 52 is fixed; when the connection of the bus tube body 1 needs to be overhauled, firstly, when the connection state of the stabilizing strip 41 and the connecting strip 42 is cancelled, the pulling piece 541 is pulled, the pulling piece 541 is connected through the pulling rope 542 to drive the fixing block 531 to move towards the fixing spring 532 until the fixing block 531 is moved out from the slot 521, then, the cold-shrink sleeve 3 is lifted and the overhauling operation is carried out, the reutilization rate of the cold-shrink sleeve 3 is improved, and the overhauling efficiency of the connection of the wind power bus tube is improved.
Example 2: the method for overhauling the cold shrink sleeve at the joint of the wind power bus pipe comprises the following steps:
s1, the connection mechanism 5 cancels the fixing effect of the two ends of the position-limiting belt 4, pulls the pulling element 541, the pulling element 541 stably drives the fixing block 531 to enter the sliding slot 512 completely, and the connection state between the position-limiting element 51 and the plug-in element 52 is cancelled;
s2, pushing the cold shrink sleeve along the length direction of the bus tube body 1 until the bolt 21 is exposed;
s3, overhauling the sleeve 2 and the bolt 21;
s4, pushing the cold shrink sleeve to an initial position, connecting and fixing the two ends of the limiting belt 4 by the connecting mechanism 5, inserting the plug-in 52 into the accommodating opening 511, pushing the fixing block 531 to move towards the sliding groove 512 by the plug-in 52, compressing the fixing spring 532, continuously moving the plug-in 52, when the sliding groove 512 is opposite to the inserting groove 521, the fixing block 531 enters the inserting groove 521, and the relative position of the plug-in 52 and the limiting piece 51 is fixed.
The embodiments of the present disclosure are all preferred embodiments of the present disclosure, and the protection scope of the present disclosure is not limited thereby, wherein like parts are designated by like reference numerals. Therefore, the method comprises the following steps: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (10)
1. Shrinkage cover of wind-powered electricity generation generating line union coupling department, including generating line pipe body (1), the cover is equipped with sleeve pipe (2) on generating line pipe body (1), and sleeve pipe (2) female connection has a plurality of bolts (21), and bolt (21) run through sleeve pipe (2) and butt on generating line pipe body (1), its characterized in that, sleeve pipe (2) overcoat is equipped with shrinkage cover (3), and shrinkage cover (3) have elasticity, and shrinkage cover (3) are equipped with spacing area (4) outward, are equipped with between spacing area (4) and shrinkage cover (3) to be used for spacing coupling mechanism (5) outside shrinkage cover (3) with spacing area (4).
2. The cold shrink sleeve for the connection of the wind power bus pipe according to claim 1, wherein the connecting mechanism (5) comprises a limiting member (51) fixedly arranged at one end of the limiting belt (4), an inserting member (52) fixedly arranged at the other end of the limiting belt (4), a fixing assembly (53) for fixing the inserting member (52) on the limiting member (51), and an unlocking assembly (54) for canceling the fixing state between the inserting member (52) and the limiting member (51), the limiting member (51) is provided with a plurality of accommodating openings (511) for the inserting member (52), the plurality of inserting members (52) are sequentially arranged along the length direction of the limiting belt (4).
3. The cold shrink sleeve for the connection of the wind power bus pipe as claimed in claim 2, wherein the fixing component (53) comprises a fixing block (531) and a fixing spring (532), a sliding groove (512) for the fixing block (531) to slide is formed in the accommodating opening (511), the fixing spring (532) is fixedly arranged in the sliding groove (512), the fixing spring (532) is fixedly connected with the fixing block (531), and a slot (521) for the fixing block (531) to be inserted is formed in the inserting piece (52); when the fixed spring (532) is in a natural state, the fixed block (531) is positioned in the sliding groove (512) and the slot (521) at the same time.
4. The cold shrink sleeve at the connection position of the wind power bus pipe as claimed in claim 3, wherein the unlocking assembly (54) comprises a pulling member (541) and a pulling rope (542), the pulling member (541) is attached to the outside of the limiting member (51), and the pulling rope (542) penetrates through the limiting member (51) and is fixedly connected to the pulling member (541) and the fixing block (531) at the same time.
5. The cold shrink sleeve at the joint of the wind power bus pipe and the wind power bus pipe as claimed in claim 3, wherein one end of the fixing block (531) near the inlet of the accommodating port (511) is obliquely arranged toward the insert (52).
6. The cold-shrink sleeve for the connection position of the wind power bus pipe as claimed in claim 1, wherein a limiting ring (31) for the limiting belt (4) to pass through is fixedly arranged on the cold-shrink sleeve (3).
7. The cold shrink sleeve at the wind power bus pipe joint according to claim 6, wherein the limiting band (4) comprises a stabilizing band (41) and a connecting band (42), one end of the stabilizing band (41) is fixedly connected with the limiting part (51), one end of the connecting band (42) is fixedly connected with the plug-in component (52), a connecting component (6) for connecting or unlocking the stabilizing band (41) and the connecting band (42) is arranged between the stabilizing band and the connecting band (42), and the connecting component (6) is arranged in the limiting ring (31) in a sliding manner.
8. The cold shrink sleeve for the connection of the wind power bus pipe according to claim 7, wherein the connecting assembly (6) comprises a hook (61) and a hanging ring (62) for hanging the hook (61), the hanging ring (62) is fixedly arranged on the stabilizing belt (41), and the hook (61) is fixedly arranged on the connecting belt (42).
9. The cold shrink sleeve at the joint of the wind power bus pipe as claimed in claim 2, wherein a wear-resistant layer is fixedly arranged on the inner wall of the accommodating opening (511).
10. The overhauling method of the cold-shrink sleeve (3) at the joint of the wind power bus pipe is characterized by comprising the following steps of:
s1, the connecting mechanism (5) cancels the fixing effect of the two ends of the limiting belt (4);
s2, pushing the cold-shrink sleeve (3) along the length direction of the bus tube body (1) until the bolt (21) is exposed;
s3, overhauling the sleeve (2) and the bolt (21);
s4, pushing the cold-shrink sleeve (3) to the initial position, and connecting the two ends of the limiting belt (4) fixedly through the connecting mechanism (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210446322.3A CN114784730B (en) | 2022-04-26 | 2022-04-26 | Cold shrink sleeve at connection part of wind power bus pipe and overhauling method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210446322.3A CN114784730B (en) | 2022-04-26 | 2022-04-26 | Cold shrink sleeve at connection part of wind power bus pipe and overhauling method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114784730A true CN114784730A (en) | 2022-07-22 |
| CN114784730B CN114784730B (en) | 2023-10-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210446322.3A Active CN114784730B (en) | 2022-04-26 | 2022-04-26 | Cold shrink sleeve at connection part of wind power bus pipe and overhauling method thereof |
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| CN (1) | CN114784730B (en) |
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| CN211377050U (en) * | 2020-02-21 | 2020-08-28 | 苏州快可光伏电子股份有限公司 | Photovoltaic module connecting system with dual waterproof function |
| CN211790709U (en) * | 2020-04-09 | 2020-10-27 | 国网江苏省电力有限公司泰州供电分公司 | Upper and lower rod steel pipe jacket of cold-shrinkage power cable |
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| CN211377050U (en) * | 2020-02-21 | 2020-08-28 | 苏州快可光伏电子股份有限公司 | Photovoltaic module connecting system with dual waterproof function |
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| CN114784730B (en) | 2023-10-31 |
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