CN219779281U - IPB shell transition butt joint device easy to maintain and capable of correcting stepless concentricity - Google Patents
IPB shell transition butt joint device easy to maintain and capable of correcting stepless concentricity Download PDFInfo
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- CN219779281U CN219779281U CN202320484494.XU CN202320484494U CN219779281U CN 219779281 U CN219779281 U CN 219779281U CN 202320484494 U CN202320484494 U CN 202320484494U CN 219779281 U CN219779281 U CN 219779281U
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- ring
- sliding rail
- door
- butt joint
- ipb
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- 210000001503 joint Anatomy 0.000 title claims abstract description 29
- 230000007704 transition Effects 0.000 title claims abstract description 16
- 239000004020 conductor Substances 0.000 claims abstract description 18
- 238000012423 maintenance Methods 0.000 claims description 7
- 238000003032 molecular docking Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 2
- 230000010485 coping Effects 0.000 abstract 1
- 230000002708 enhancing effect Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 238000007689 inspection Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model provides an IPB shell transition butt joint device easy to maintain, which comprises a tightening ring and a lower positioning ring which are coaxially sleeved on two butt joint conductor shells respectively, wherein the opposite side walls of the tightening ring and the lower positioning ring are respectively provided with an upper sliding rail and a lower sliding rail which can slide along the radial directions respectively, the upper sliding rail and the lower sliding rail are provided with coaxial rails, the upper sliding rail and the lower sliding rail are respectively provided with an annular inner ring sliding rail and an annular outer ring sliding rail, an inner door and an outer door are respectively arranged in the inner ring sliding rail and the outer ring sliding rail in a sliding manner, locking blocks for fixedly connecting the inner door and the outer door are arranged between the end parts of the inner door and the outer door, and the inner door and the outer door are integrally cylindrical when fixedly connected. The present utility model has the effect of improving the versatility of the docking device and enhancing the ability to resume docking after coping with conductor re-deflection.
Description
Technical Field
The utility model relates to the technical field of docking devices, in particular to an IPB shell transition docking device with stepless concentricity correction and easy maintenance.
Background
The isolated phase enclosed bus, also called IPB, is a double-ring metal ring structure with concentric inside and outside, the inner ring is a conductor, the outer ring is a shell, and the isolated phase enclosed bus is commonly used for electric connection between a generator set and a main transformer. In the process of installing electromechanical equipment, an installation gap is usually reserved between an IPB and electrical equipment such as a generator, a main transformer, a dry-type transformer and the like, and after the equipment is positioned, conductors at two sides of the gap are connected through flexible connections to build a current path, as shown in fig. 4. Meanwhile, in order to prevent foreign matters and moisture from entering the shell, a transition butt joint device is arranged between the shells at the two sides of the gap.
Currently, there are two forms of transitional interfacing means for IPB housings. The first is a cylindrical rubber bellows. The bellows is sleeved outside the shell, and the contact parts overlapped with the shells at the two ends are fastened by steel hoops. The advantage of this structure is that round regulation volume about is big, and the defect is that the bellows need be demolishd in every inspection conductor flexible coupling, and the dismouting is extremely inconvenient, and rubber material is easy ageing. The second structure is that an upper guide rail, a lower guide rail and a sliding door are arranged at the gap of the shell, the structure has the advantages that the flexible connection can be exposed through the sliding door, the inspection is completed, the disassembly and assembly are not needed, and the defect that when the concentricity of the upper shell and the lower shell exceeds a certain value, the sliding door cannot be installed on the upper sliding rail and the lower sliding rail.
Therefore, a new shell transition butt joint device is needed to be invented, so that the shell transition butt joint device is easy to assemble and disassemble, is convenient to maintain, and can well adapt to concentricity deviation of the upper shell and the lower shell.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model provides an IPB shell transition butt joint device with stepless concentricity correction and easy maintenance, which solves the problem that a sliding door arranged at a shell gap in the prior art cannot be used after the concentricity of an upper shell and a lower shell exceeds a certain value.
According to the embodiment of the utility model, the transition butt joint device of the IPB shell easy to maintain comprises a tightening ring and a lower positioning ring which are respectively sleeved on two butt joint conductor shells in a coaxial mode, wherein an upper sliding rail and a lower sliding rail which can slide along the radial direction of each tightening ring and the lower positioning ring are respectively arranged on opposite side walls of the tightening ring and the lower positioning ring, coaxial rails are arranged on the upper sliding rail and the lower sliding rail, annular inner ring sliding ways and annular outer ring sliding ways are respectively arranged on the upper sliding rail and the lower sliding rail, inner doors and outer doors are respectively arranged in the inner ring sliding ways and the outer ring sliding ways in a sliding mode, locking blocks for fixedly connecting the inner doors and the outer doors are arranged between the ends of the inner doors and the outer doors, and the inner doors and the outer doors are integrally cylindrical when fixedly connected.
Preferably, the tops of the fastening ring and the lower positioning ring are respectively provided with a strip-shaped through hole, the strip-shaped holes point to respective circle centers, the tops of the upper sliding rail and the bottoms of the lower sliding rail are respectively vertically provided with a through wire for being inserted into the through holes, and the width of the through holes is larger than the outer diameter of the through wires.
Preferably, the inner door and the outer door are semicircular, the inner door and the outer door are formed by connecting two arc-shaped plates, and a lock catch and an ear plate are respectively arranged between opposite ends of the two arc-shaped plates and are fixedly connected with the ear plate through the lock catch.
Preferably, the cross sections of the fastening ring and the lower positioning ring are T-shaped, and the fastening ring and the lower positioning ring are fixed on the conductor shell through positioning bolts.
Preferably, the fastening ring and the lower positioning ring are formed by butt joint of two semicircular rod pieces, vertical plates are arranged at the end parts of the rod pieces, and the end vertical plates of the two butt-jointed rod pieces are connected through locking bolts.
Compared with the prior art, the utility model has the following beneficial effects:
1. the inner door and the outer door are fixed through the locking piece, and the inner door and the outer door form a whole to realize the sealing of the butt joint ends of the two butt joint conductors.
2. After the two conductors are relatively displaced, the upper sliding rail which can slide along the radial direction of the tight fixing ring can pass through the lower sliding rail which can slide along the radial direction of the lower positioning ring, the tight fixing ring can drive the upper sliding rail to rotate, and the lower positioning ring drives the lower sliding rail to rotate; under the condition of fine adjustment of the upper sliding rail and the lower sliding rail, the tight fixing ring and the lower locating ring are rotated, so that the upper sliding rail and the lower sliding rail are coaxial, and the smooth sliding of the outer door and the inner door is further kept.
3. The tight fixed ring and the lower locating ring in the butt joint device can rotate, the upper sliding rail and the lower sliding rail can be respectively and radially finely adjusted along the tight fixed ring and the lower locating ring, the butt joint device can realize effective butt joint of different eccentric conductors, and the universality of the butt joint device is improved.
Drawings
Fig. 1 is a front view of an embodiment of the present utility model.
Fig. 2 is a top view of an embodiment of the present utility model.
Fig. 3 is a schematic structural diagram of an embodiment of the present utility model after installation.
Fig. 4 is a schematic structural view of a docking device in the prior art.
In the above figures: 1. tightening the ring; 2. a lower positioning ring; 3. an upper slide rail; 4. a lower slide rail; 5. an inner door; 6. an outer door; 7. locking; 8. a lower slide rail connecting plate; 9. silk passing; 10. positioning bolts; 11. a locking bolt; 12. a locking piece.
Detailed Description
The technical scheme of the utility model is further described below with reference to the accompanying drawings and examples.
As shown in fig. 1-3, to achieve the effect of smooth sliding of the sliding door in the docking apparatus after conductor deflection. The utility model provides an IPB shell transition butt joint device easy to maintain, which comprises a tightening ring 1 and a lower positioning ring 2 which are coaxially sleeved on two butt joint conductor shells respectively, wherein the opposite side walls of the tightening ring 1 and the lower positioning ring 2 are respectively provided with an upper sliding rail 3 and a lower sliding rail 4 which can slide along the radial directions respectively, the upper sliding rail 3 and the lower sliding rail 4 are provided with a coaxial track, the upper sliding rail 3 and the lower sliding rail 4 are respectively provided with an annular inner ring slideway and an annular outer ring slideway, an inner door 5 and an outer door 6 are respectively arranged in the inner ring slideway and the outer ring slideway in a sliding way, a locking block 12 for fixedly connecting the inner door 5 and the outer door 6 is arranged between the end parts of the inner door 5 and the outer door 6, and the inner door 5 and the outer door 6 are integrally cylindrical when fixedly connected.
The installation sequence of the butt joint device is as follows: the lower positioning ring 2, the lower sliding rail 4, the fastening ring 1, the upper sliding rail 3, the inner door 5 and the outer door 6; after the upper sliding rail 3 is installed, the coaxiality between the upper sliding rail 3 and the lower sliding rail 4 is adjusted, the upper sliding rail 3 slides along the radial direction of the tight fixed ring 1, the lower sliding rail 4 slides along the radial direction of the lower positioning ring 2, the eccentricity between the upper sliding rail 3 and the tight fixed ring 1 and the eccentricity between the lower sliding rail 4 and the lower positioning ring 2 are adjusted according to the eccentricity between the tight fixed ring 1 and the lower positioning ring 2, and finally the tight fixed ring 1 and the lower positioning ring 2 are rotated, so that the coaxiality between the upper sliding rail 3 and the lower sliding rail 4 is realized in the rotating process, and then the inner door 5 and the outer door 6 which are installed between the upper sliding rail 3 and the lower sliding rail 4 can smoothly rotate around the axis thereof and realize the sealing of the transition section between two conductors. After the two conductors are offset again, the adjustment between the upper sliding rail 3 and the lower sliding rail 4 can be continued through the adjustment mode, so that the smooth sliding of the inner door 5 and the outer door 6 is kept. The edge of the lower positioning ring 2 is provided with a lower sliding rail connecting plate 8 for mounting and supporting the lower sliding rail 4, so that the deformation of the outer wall of the lower sliding rail 4 can be reduced.
As shown in fig. 2, to achieve the sliding of the upper slide rail 3 and the lower slide rail 4 along the radial direction of the tightening ring 1 and the lower positioning ring 2, respectively. The top of tight ring 1 and lower holding ring 2 has all seted up the through-hole of bar, and the directional respective centre of a circle in bar hole, the top of going up slide rail 3 and the bottom of lower slide rail 4 all vertically are provided with the logical silk 9 that is used for inserting in the through-hole, and the width of through-hole is greater than the external diameter of logical silk 9. The arrangement of the strip-shaped through holes is matched with the through wires 9 and nuts for locking the through wires 9 to lock the upper sliding rail 3 or the lower sliding rail 4, the upper sliding rail 3 or the lower sliding rail 4 can be pushed to move along the direction of the strip-shaped through holes when the adjustment is needed, the eccentricity of the upper sliding rail 3 and the lower sliding rail 4 is adjusted, and finally the autorotation fastening ring 1 and the lower positioning ring 2 are matched to realize the re-butt joint between the two conductors after the offset.
As shown in fig. 1 and 2, in order to alleviate the deformation of the inner door 5 and the outer door 6. The inner door 5 and the outer door 6 are semicircular, the inner door 5 and the outer door 6 are connected through two arc-shaped plates, and a lock catch 7 and an ear plate are respectively arranged between opposite ends of the two arc-shaped plates and are fixedly connected through the lock catch 7 and the ear plate. The original semicircular plate is changed into two plates, the central angle corresponding to the cross section of each plate is larger than 90 degrees and smaller than 180 degrees, the structure is stable, and the butt joint device can be opened by loosening the lock catch 7.
As shown in fig. 1 and 3, in order to achieve effective fixation of the upper slide rail 3 and the lower slide rail 4 by the tightening ring 1 and the lower positioning ring 2. The cross sections of the fastening ring 1 and the lower positioning ring 2 are T-shaped, and the fastening ring 1 and the lower positioning ring 2 are fixed on the conductor shell through positioning bolts 10.
As shown in fig. 1 and 3, to further improve the stability of the installation of the upper slide rail 3 and the lower slide rail 4. The fastening ring 1 and the lower positioning ring 2 are formed by butt joint of two semicircular rod pieces, vertical plates are arranged at the end parts of the rod pieces, and the end vertical plates of the two butt-jointed rod pieces are connected through a locking bolt 11. The vertical plate is used as a reinforcing rib, the two semicircular rod pieces are convenient to butt joint, the tightening and locking of the two semicircular plate pieces are carried out through the locking bolt 11, and the stability of the tightening ring 1 and the lower positioning ring 2 is improved by matching with the positioning bolt 10.
Claims (5)
1. The utility model provides an easy maintenance IPB shell transition interfacing apparatus that stepless concentricity was rectified which characterized in that: the novel high-voltage cable comprises a fastening ring (1) and a lower positioning ring (2) which are coaxially sleeved on two pairs of conductor shells respectively, wherein an upper sliding rail (3) and a lower sliding rail (4) which can slide radially are arranged on opposite side walls of the fastening ring (1) and the lower positioning ring (2) respectively, coaxial rails are arranged on the upper sliding rail (3) and the lower sliding rail (4), annular inner ring sliding rails and annular outer ring sliding rails are arranged on the upper sliding rail (3) and the lower sliding rail (4), an inner door (5) and an outer door (6) are respectively arranged in the inner ring sliding rails and the outer ring sliding rails in a sliding manner, and locking blocks (12) used for fixedly connecting the inner door (5) and the outer door (6) are arranged between end parts of the inner door (5) and the outer door (6), and the inner door (5) and the outer door (6) are fixedly connected to form a cylinder integrally.
2. The stepless concentricity rectifying easy maintenance IPB shell transition butt joint device according to claim 1, wherein: the top of tight ring (1) and lower holding ring (2) has all seted up the through-hole of bar, and the directional respective centre of a circle in bar hole, the top of going up slide rail (3) and the bottom of lower slide rail (4) are all vertical be provided with be used for inserting through silk (9) in the through-hole, and the width of through-hole is greater than the external diameter of through silk (9).
3. The stepless concentricity rectifying easy maintenance IPB shell transition butt joint device according to claim 1, wherein: the inner door (5) and the outer door (6) are semicircular, the inner door (5) and the outer door (6) are formed by connecting two arc-shaped plates, and a lock catch (7) and an ear plate are respectively arranged between opposite ends of the two arc-shaped plates and are fixedly connected with the ear plate through the lock catch (7).
4. The stepless concentricity rectifying easy maintenance IPB shell transition butt joint device according to claim 1, wherein: the cross sections of the fastening ring (1) and the lower positioning ring (2) are T-shaped, and the fastening ring (1) and the lower positioning ring (2) are fixed on the conductor shell through positioning bolts (10).
5. The stepless concentricity rectifying easy maintenance IPB shell transition butt joint device according to claim 4, wherein: the fastening ring (1) and the lower positioning ring (2) are formed by butt joint of two semicircular rod pieces, vertical plates are arranged at the end parts of the rod pieces, and the two butt-jointed end vertical plates of the two rod pieces are connected through a locking bolt (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320484494.XU CN219779281U (en) | 2023-03-14 | 2023-03-14 | IPB shell transition butt joint device easy to maintain and capable of correcting stepless concentricity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320484494.XU CN219779281U (en) | 2023-03-14 | 2023-03-14 | IPB shell transition butt joint device easy to maintain and capable of correcting stepless concentricity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219779281U true CN219779281U (en) | 2023-09-29 |
Family
ID=88133379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320484494.XU Active CN219779281U (en) | 2023-03-14 | 2023-03-14 | IPB shell transition butt joint device easy to maintain and capable of correcting stepless concentricity |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219779281U (en) |
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2023
- 2023-03-14 CN CN202320484494.XU patent/CN219779281U/en active Active
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