CN114784730B - Cold shrink sleeve at connection part of wind power bus pipe and overhauling method thereof - Google Patents
Cold shrink sleeve at connection part of wind power bus pipe and overhauling method thereof Download PDFInfo
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- CN114784730B CN114784730B CN202210446322.3A CN202210446322A CN114784730B CN 114784730 B CN114784730 B CN 114784730B CN 202210446322 A CN202210446322 A CN 202210446322A CN 114784730 B CN114784730 B CN 114784730B
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- belt
- shrink sleeve
- sleeve
- limiting
- fixing
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- 238000000034 method Methods 0.000 title claims abstract description 8
- 230000000694 effects Effects 0.000 claims abstract description 5
- 230000007246 mechanism Effects 0.000 claims description 20
- 230000000087 stabilizing effect Effects 0.000 claims description 18
- 238000005299 abrasion Methods 0.000 claims 1
- 239000002699 waste material Substances 0.000 abstract description 2
- 230000008878 coupling Effects 0.000 description 9
- 238000010168 coupling process Methods 0.000 description 9
- 238000005859 coupling reaction Methods 0.000 description 9
- 239000003381 stabilizer Substances 0.000 description 6
- 239000013013 elastic material Substances 0.000 description 5
- 238000004064 recycling Methods 0.000 description 5
- 230000005611 electricity Effects 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 230000002035 prolonged effect Effects 0.000 description 4
- 230000000712 assembly Effects 0.000 description 3
- 238000000429 assembly Methods 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005253 cladding 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
- 230000008859 change Effects 0.000 description 1
- 238000000641 cold extrusion Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001192 hot extrusion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
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
-
- 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
-
- 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
Landscapes
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The application relates to a cold shrink sleeve at a wind power bus tube joint and an overhauling method thereof, and relates to the technical field of electric equipment. The application has the effects of reducing the possible resource waste caused by overhauling the wind power bus tube connection part and improving the overhauling efficiency of the wind power bus tube connection part.
Description
Technical Field
The application relates to the technical field of electrical equipment, in particular to a shrink sleeve at a wind power bus tube connection part and an overhaul method thereof.
Background
At present, a bus pipe is one of key equipment in an electric power transmission and transformation system, and plays a critical role in safe and reliable operation of the electric power transmission and transformation system and electric power equipment.
The existing wind power bus duct comprises a bus duct body, a sleeve is sleeved on the bus duct body, a plurality of bolts are connected with the sleeve in a threaded mode, the relative positions between the sleeve and the bus duct body are fixed through the bolts, when the bus duct body needs to be installed on a frame, the sleeve is inserted into the frame, the sleeve and the bus duct body are fixed relative to the frame, cold shrink sleeves are formed outside the sleeve in a cold shrink mode, and the bolts are located inside the cold shrink sleeves.
To above-mentioned related art, when need overhauling wind-powered electricity generation bus duct's junction, demolish the shrinkage cover by sleeve pipe department and overhaul, after the maintenance finishes with the cold extrusion shaping of totally new shrinkage cover outside the sleeve pipe again for the material is extravagant, and the shrinkage cover needs to be makeed again before the maintenance after the maintenance simultaneously, extravagant manpower causes wind-powered electricity generation bus duct junction's maintenance inefficiency defect.
Disclosure of Invention
The application aims to reduce the possible resource waste caused by overhauling the wind power bus tube connection part and improve the overhauling efficiency of the wind power bus tube connection part.
In a first aspect, the shrink sleeve at the connection part of the wind power bus pipe provided by the application adopts the following technical scheme:
the utility model provides a shrinkage cover of wind-powered electricity generation busbar union coupling department, includes the busbar body, and the cover is equipped with the sleeve pipe on the busbar body, and sleeve pipe internal thread connection has a plurality of bolts, and the bolt runs through the sleeve pipe and the butt is on the busbar body, the sleeve pipe overcoat is equipped with the shrinkage cover, and the shrinkage cover is elastic material, and the shrinkage cover is equipped with spacing area outward, is equipped with the coupling mechanism who is used for spacing outside the shrinkage cover with spacing area between spacing area and the shrinkage cover.
By adopting the technical scheme, compared with the existing shrink sleeve made of hard plastic, the service life of the shrink sleeve is prolonged, the shrink sleeve made of elastic material can move up and down along the bus tube body, and the recycling rate of the shrink sleeve is improved; the cold shrink sleeve is manufactured into a larger size so as to adapt to bus duct bodies with different diameter specifications, the limiting belt is wound on the circumferential outer wall of the cold shrink sleeve, and the two ends of the limiting belt are connected and fixed by the connecting mechanism until the cold shrink sleeve is attached to the sleeve, so that the repeated utilization rate of the cold shrink sleeve is improved, and the overhaul efficiency of the connection part of the wind power bus duct is improved.
Optionally, coupling mechanism is including setting firmly the locating part in spacing area one end, sets firmly the plug-in components in the spacing area other end for fix the fixed subassembly on the locating part with the plug-in components, and be used for the unblock subassembly that the fixed state between plug-in components and the locating part was cancelled, set up the holding mouth that supplies the plug-in components to insert to establish on the locating part, the plug-in components are equipped with a plurality of, and a plurality of plug-in components set up along the length direction in spacing area in proper order.
Through adopting above-mentioned technical scheme, the spacing area package is established on the circumference outer wall of shrinkage cover, and the plug-in components are inserted and are established to the holding mouth of lower locating part in, adjust the length of spacing area in order to adjust the position of plug-in components, and when shrinkage cover butt on the sleeve pipe, fixed subassembly is fixed the plug-in components in the locating part, when wanting not see and the plug-in components need disconnection, unblock subassembly cancels the fixed state of two, and coupling mechanism has realized the cladding stability of spacing area to shrinkage cover, has improved the adaptation ability of shrinkage cover to different diameter specification busbar body.
Optionally, the fixing assembly comprises a fixing block and a fixing spring, a sliding groove for sliding the fixing block is formed in the accommodating opening, the fixing spring is fixedly arranged in the sliding groove, the fixing spring is fixedly connected with the fixing block, and a slot for inserting the fixing block is formed in the plug-in unit; when the fixed spring is in a natural state, the fixed 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 were relative, fixed spring was in natural state, and the fixed block is inserted and is established to in the slot, and the relative position of locating part and plug-in components is fixed, and fixed subassembly has improved the connection swiftly and the stability of locating part and plug-in components.
Optionally, the unlocking component comprises a pulling piece and a pulling rope, wherein 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 with the pulling piece and the fixing block at the same time.
Through adopting above-mentioned technical scheme, when the fixed state with locating part and plug-in components cancels, pulling draws the piece, draws the piece to drive the fixed block through the stay cord towards spout internal motion, and fixed spring compresses, and unlocking component has improved the disconnected convenience between locating part and the plug-in components, improves unlocking efficiency.
Optionally, one end of the fixing block near the inlet of the accommodating port is obliquely arranged towards the insert.
Through adopting above-mentioned technical scheme, insert after establishing to holding the mouth when the plug-in components and promote the fixed block towards the spout motion, fixed spring compression, when spout and slot are relative, the fixed block gets into in the slot, has improved the efficiency of establishing of fixed block, has improved the connection stability of locating part and plug-in components.
Optionally, a limiting ring for the limiting belt to penetrate is fixedly arranged on the shrink sleeve.
Through adopting above-mentioned technical scheme, spacing area is spacing on the shrinkage bush to the spacing ring, has reduced the probability that the spacing area was sheathe in by the shrinkage when the busbar body overhauld and breaks away from, has reduced the probability that the spacing area was down slipped simultaneously, has improved the stability in use of locating part.
Optionally, the spacing area includes stabilizer bar and connecting band, and the one end and the locating part of stabilizer bar link firmly, and the one end and the plug-in components of connecting band link firmly, are equipped with the coupling assembling who is used for connecting the two or unblock between stabilizer bar and the connecting band, and coupling assembling slides and sets up in the spacing intra-annular.
Through adopting above-mentioned technical scheme, stabilizer bar and connecting band pass coupling assembling and connect or dismantle for when coupling mechanism is fixed 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 disconnect, has improved the change convenience of spacing area.
Optionally, the connecting assembly comprises a hook and a hanging ring for the hook to be hung and arranged on, the hanging ring is fixedly arranged on the stabilizing belt, and the hook is fixedly arranged on the connecting belt.
Through adopting above-mentioned technical scheme, when needs are connected stabilizer strap and connecting band, the couple hook is established on the link, and when disconnected, the couple is taken off by link department, has improved the connection and the dismantlement efficiency between stabilizer strap and the connecting band.
Optionally, a wear-resistant layer is fixedly arranged on the inner wall of the accommodating port.
Through adopting above-mentioned technical scheme, the wearing layer has improved the wearability of locating part, has reduced the friction to the locating part production when the plug-in components are inserted and has established, has prolonged the life of locating part and plug-in components.
In a second aspect, the method for overhauling the shrink sleeve at the joint of the wind power bus tube provided by the application adopts the following technical scheme:
the overhauling method of the shrink sleeve at the joint of the wind power bus pipe comprises the following steps:
s1, a connecting mechanism cancels the fixing effect of two ends of a limit 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 shrink sleeve to an initial position, and connecting and fixing the two ends of the limiting belt by the connecting mechanism.
By adopting the technical proposal, the utility model has the advantages that,
in summary, the present application includes at least one of the following beneficial technical effects: the shrink sleeve made of elastic materials enables the shrink sleeve to move freely on the bus tube body, the connecting mechanism improves the instant fixing and unlocking of the shrink sleeve, and the recycling rate of the shrink sleeve is further improved.
1. Compared with the existing shrink sleeve made of hard plastic, the service life of the shrink sleeve is prolonged, the shrink sleeve made of elastic material can move up and down along the bus tube body, and the recycling rate of the shrink sleeve is improved; the cold shrink sleeve is manufactured into a larger size so as to be suitable for bus duct bodies with different diameter specifications, 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 recycling rate of the cold shrink sleeve is improved, and the overhaul efficiency of the connecting part of the wind power bus duct is improved;
2. the connecting mechanism realizes the cladding stability of the limit belt to the shrink sleeve, and improves the adapting capability of the shrink sleeve to bus tube bodies with different diameter specifications;
3. the limiting belt can pass through the limiting ring through the connecting component and is detached from the cold shrink sleeve, so that the replacement convenience of the limiting belt is improved.
Drawings
FIG. 1 is a schematic 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 view showing a structure of a connecting assembly according to an embodiment of the present application;
FIG. 4 is an enlarged schematic view of a portion A of FIG. 2;
FIG. 5 is a cross-sectional view showing a spacing band;
fig. 6 is a partially enlarged schematic view of the portion B in fig. 5.
In the figure, 1, a bus tube body; 2. a sleeve; 21. a bolt; 3. shrink sleeve; 31. a limiting ring; 4. a limit belt; 41. a stabilizing belt; 42. a connecting belt; 5. a connecting mechanism; 51. a limiting piece; 511. a receiving port; 512. a chute; 52. an insert; 521. a slot; 53. a fixing assembly; 531. a fixed block; 532. a fixed spring; 54. unlocking the assembly; 541. a pull member; 542. a pull rope; 6. a connection assembly; 61. a hook; 62. hanging rings.
Detailed Description
The present application will be described in further detail with reference to fig. 1 to 6.
Example 1: the utility model provides a shrinkage cover of wind-powered electricity generation bus duct junction, refer to fig. 1 and 2, including bus duct body 1, the cover is equipped with sleeve pipe 2 on the bus duct 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 bus duct body 1, the relative position between sleeve pipe 2 and bus duct body 1 is fixed, sleeve pipe 2 separation is waiting to install between frame and bus duct body 1, the friction that probably appears between bus duct body 1 and the frame has been reduced, the life of bus duct body 1 and frame has been prolonged.
Referring to fig. 2 and 3, the busbar body 1 overcoat is equipped with shrinkage sleeve 3, and shrinkage sleeve 3 also overlaps to establish outside sleeve pipe 2, and shrinkage sleeve 3 blocks the protection to bolt 21, and shrinkage sleeve 3's material is silica gel, makes through grinding press working, compares in the plastics material shrinkage sleeve 3 that prior art hot extrusion processed and forms, and life extension and be convenient for overhaul.
Referring to fig. 1 and 3, a plurality of stop collars 31 are fixedly arranged on the circumferential outer wall of the shrink sleeve 3, stop belts 4 are slidably arranged in the stop collars 31, the stop collars 31 limit the stop belts 4 on the shrink sleeve 3, the stop belts 4 are made of elastic materials, the stop belts 4 comprise stabilizing belts 41 and connecting belts 42, the stabilizing belts 41 and the connecting belts 42 which are mutually connected are slidably arranged in the same stop collars 31, connecting mechanisms 5 and connecting assemblies 6 are respectively arranged at two ends of the connecting belts 41 and 42 which are mutually connected, the connecting mechanisms 5 and the connecting assemblies 6 can be connected and disconnected between the stabilizing belts 41 and the connecting belts 42, and the connecting assemblies 6 can penetrate through the stop collars 31, so that convenience in disassembly and assembly and replacement of the stop belts 4 is improved.
Referring to fig. 4 and 5, the connection mechanism 5 includes a limiting member 51 fixedly disposed at one end of the stabilizing band 41, a plurality of insert members 52 fixedly disposed at one end of the connecting band 42, a fixing assembly 53 for fixedly connecting the limiting member 51 and the insert members 52, and an unlocking assembly 54 for canceling the connection between the limiting member 51 and the insert members 52, wherein the limiting member 51 is simultaneously connected with the stabilizing bands 41, the insert members 52 are simultaneously connected with the connecting bands 42, a receiving opening 511 for the insert members 52 to pass through is formed in the limiting member 51, and the insert members 52 are uniformly distributed along the length direction of the connecting bands 42; a wear-resistant layer is adhered to the circumferential inner wall of the receiving opening 511, and the wear-resistant layer may be a composite wear-resistant material.
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 components 53 are arranged, the fixing components 53 are in one-to-one correspondence with the sliding grooves 512, each fixing component 53 comprises a fixing block 531 and a fixing spring 532, the fixing block 531 is slidably arranged in the sliding groove 512, one end of the fixing spring 532 is fixedly arranged on the inner wall of the sliding groove 512 far away from the opening, the other end of the fixing spring 532 is fixedly connected with the fixing block 531, one end of the fixing block 531 far away from the fixing spring 532 is obliquely arranged towards the inlet of the accommodating opening 511, and a slot 521 for inserting the plug-in unit 52 is formed in each plug-in unit 52; when the fixed spring 532 is in a natural state, the fixed block 531 is located in the chute 512 and the slot 521 at the same time.
When the limiting piece 51 and the insert 52 are required to be connected and fixed, the insert 52 is inserted into the accommodating opening 511, the insert 52 pushes the fixing block 531 to move towards the direction of the sliding groove 512, the fixing spring 532 is compressed, the insert 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 insert 52 is fixed, the unlocking component 54 can cancel the fixing state of the limiting piece 51 and the insert 52, and then the accommodating opening 511 can be used for fixing adjacent inserts 52, so that the connection convenience between the limiting piece 51 and the insert 52 is improved.
Referring to fig. 4 and 6, the unlocking assembly 54 includes a pulling member 541 and a pulling rope 542, the pulling member 541 is attached to a circumferential outer wall of the limiting member 51, the pulling rope 542 is provided with a plurality of pulling ropes 542 and fixing blocks 531 in one-to-one correspondence, one end of the pulling rope 542 is fixedly arranged on the pulling member 541, and the other end of the pulling rope 542 passes through the limiting member 51 and is fixedly arranged on a side wall of the fixing block 531, to which the fixing spring 532 is fixedly connected; pulling the pulling member 541, the pulling member 541 is connected through the pull rope 542 to drive the fixed block 531 to move towards the fixed spring 532, and when the fixed block 531 moves out of the slot 521, the fixed state between the limiting member 51 and the insert 52 is cancelled, so that the convenience of releasing the connection state between the limiting member 51 and the insert 52 is improved.
Referring to fig. 3 and 5, the connection assembly 6 includes a hanging ring 62 fixed on the stabilizing band 41 and a hook 61 fixed on the connecting band 42, the hanging ring 62 is disposed at one end of the stabilizing band 41 far from the insert 52, the hook 61 is disposed at one end of the connecting band 42 far from the limiting member 51, and the hook 61 is hooked on the hanging ring 62 to realize connection of the stabilizing band 41 and the connecting band 42; when the limit belt 4 needs to be replaced, the hanging hooks 61 are released from the hanging rings 62, the hanging hooks 61 or the hanging rings 62 penetrate through the limit rings 31, the limit belt 4 is taken down from the shrink sleeve 3, and replacement convenience of the limit 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 duct body 1 and the sleeve 2, the connecting assembly 6 passes through the limiting ring 31 and connects the stabilizing belt 41 and the connecting belt 42, the stabilizing belt 41 and the connecting belt 42 are wrapped outside the cold shrink sleeve 3, so that the cold shrink sleeve 3 is pasted outside the bus duct body 1 and the sleeve 2, the plug 52 is inserted into the accommodating opening 511, the plug 52 pushes the fixing block 531 to move towards the direction of the sliding groove 512, the fixing spring 532 is compressed, the plug 52 continues to move, and when the sliding groove 512 is opposite to the inserting groove 521, the fixing block 531 enters the inserting groove 521, and the position of the plug 52 is fixed; when the connection position of the bus duct body 1 needs to be overhauled, firstly, when the connection state of the stabilizing band 41 and the connecting band 42 is canceled, the pulling piece 541 is pulled, and the pulling piece 541 is connected through the pull rope 542 to drive the fixed block 531 to move towards the fixed spring 532 until the fixed block 531 is moved out of the slot 521, and then the cold shrink sleeve 3 is lifted and overhauled, so that the recycling rate of the cold shrink sleeve 3 is improved, and the overhauling efficiency of the connection position of the wind power bus duct is improved.
Example 2: the overhauling method of the shrink sleeve at the joint of the wind power bus pipe comprises the following steps:
s1, the connecting mechanism 5 cancels the fixing effect of the two ends of the limit belt 4, pulls the pulling piece 541, and the pulling piece 541 stably drives the fixing block 531 to completely enter the chute 512, and cancels the connecting state between the limit piece 51 and the plug-in 52;
s2, pushing the shrink sleeve along the length direction of the bus duct body 1 until the bolt 21 is exposed;
s3, overhauling the sleeve 2 and the bolt 21;
s4, pushing the shrink sleeve to an initial position, connecting and fixing the two ends of the limit belt 4 by the connecting mechanism 5, inserting the plug-in piece 52 into the accommodating opening 511, pushing the fixed block 531 to move towards the direction of the sliding groove 512 by the plug-in piece 52, compressing the fixed spring 532, continuing to move the plug-in piece 52, and when the sliding groove 512 is opposite to the slot 521, enabling the fixed block 531 to enter the slot 521, and fixing the relative positions of the plug-in piece 52 and the limit piece 51.
The embodiments of the present application are all preferred embodiments of the present application, and are not intended to limit the scope of the present application, wherein like reference numerals are used to refer to like elements throughout. Therefore: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (6)
1. The cold shrink sleeve at the joint of the wind power bus tube comprises a bus tube body (1), wherein a sleeve (2) is sleeved on the bus tube body (1), a plurality of bolts (21) are connected with the sleeve (2) in a threaded manner, the bolts (21) penetrate through the sleeve (2) and are abutted to the bus tube body (1), and the wind power bus tube is characterized in that the cold shrink sleeve (3) is sleeved outside the sleeve (2) and has elasticity, a limit belt (4) is arranged outside the cold shrink sleeve (3), and a connecting mechanism (5) for limiting the limit belt (4) outside the cold shrink sleeve (3) is arranged between the limit belt (4) and the cold shrink sleeve (3); the connecting mechanism (5) comprises a limiting piece (51) fixedly arranged at one end of the limiting belt (4), a plurality of inserting pieces (52) fixedly arranged at the other end of the limiting belt (4), a fixing component (53) used for fixing the inserting pieces (52) on the limiting piece (51) and an unlocking component (54) used for canceling the fixing state between the inserting pieces (52) and the limiting piece (51), wherein the limiting piece (51) is provided with a containing opening (511) for inserting the inserting pieces (52), the inserting pieces (52) are provided with a plurality of inserting pieces, and the inserting pieces (52) are sequentially arranged along the length direction of the limiting belt (4); the fixing assembly (53) comprises a fixing block (531) and a fixing spring (532), a sliding groove (512) for the sliding of the fixing block (531) 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 inserting of the fixing block (531) is formed in the plug-in unit (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; a limiting ring (31) for the limiting belt (4) to penetrate is fixedly arranged on the cold shrink sleeve (3); the limiting belt (4) comprises a stabilizing belt (41) and a connecting belt (42), one end of the stabilizing belt (41) is fixedly connected with a limiting piece (51), one end of the connecting belt (42) is fixedly connected with an insert (52), a connecting assembly (6) for connecting or unlocking the stabilizing belt (41) and the connecting belt (42) is arranged between the stabilizing belt and the connecting belt (42), and the connecting assembly (6) is slidably arranged in the limiting ring (31).
2. The shrink sleeve at the connection of the wind power bus tube according to claim 1, wherein the unlocking assembly (54) comprises a pulling piece (541) and a pulling rope (542), the pulling piece (541) is attached to the outside of the limiting piece (51), and the pulling rope (542) penetrates through the limiting piece (51) and is simultaneously fixedly connected to the pulling piece (541) and the fixing block (531).
3. Shrink sleeve at a wind power bus duct connection according to claim 1, characterized in that the end of the fixing block (531) near the inlet of the receiving opening (511) is arranged inclined towards the insert (52).
4. The shrink sleeve of the wind power bus tube connection part according to claim 1, wherein the connection 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 band (41), and the hook (61) is fixedly arranged on the connecting band (42).
5. The shrink sleeve of the wind power bus pipe connection part according to claim 1, wherein an abrasion-resistant layer is fixedly arranged on the inner wall of the accommodating port (511).
6. A method for overhauling a shrink sleeve at a connecting part of a wind power bus tube, which is applied to the shrink sleeve at the connecting part of the wind power bus tube as set forth in claim 1, and is characterized by comprising the following steps:
s1, a connecting mechanism (5) cancels the fixing effect of two ends of a limit belt (4);
s2, pushing the 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 an initial position, and connecting and fixing the two ends of the limiting belt (4) by 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 CN114784730A (en) | 2022-07-22 |
| CN114784730B true 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 |
Country Status (1)
| Country | Link |
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| CN (1) | CN114784730B (en) |
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| CN104253401A (en) * | 2014-09-24 | 2014-12-31 | 湖北兴和电力新材料股份有限公司 | Novel wind power insulation tubular busbar and structure thereof |
| CN106207937A (en) * | 2016-07-28 | 2016-12-07 | 七星电气股份有限公司 | A kind of predilation shrink cable termination |
| CN206041421U (en) * | 2016-08-22 | 2017-03-22 | 山东泰开电缆有限公司 | Insulation tubular busbar end connecting device based on a mouthful elastic force rises |
| CN205960584U (en) * | 2016-08-26 | 2017-02-15 | 上海西邦电气有限公司 | Insulation tubular busbar's sealing device |
| CN110890733A (en) * | 2018-09-11 | 2020-03-17 | 平高集团有限公司 | Bus transmission system and bus pipeline supporting device thereof |
| 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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