Extra-high voltage converter valve reactor replacement tool

Abstract

The utility model provides an extra-high voltage converter valve electric reactor replacing tool. The extra-high voltage converter valve electric reactor replacing tool comprises an electric reactor hoisting tool and an electric reactor sliding table tool. The electric reactor hoisting tool comprises a cross beam assembly and a suspension assembly, wherein the cross beam assembly is mounted on an upper-layer insulating beam of an upper valve layer of a replaced electric reactor, and the suspension assembly and the cross beam assembly are fixed; the electric reactor sliding table tool comprises a guide rail assembly and a sliding table assembly, wherein the guide rail assembly is installed on a lower-layer insulating beam of a next valve layer of a replaced electric reactor, the sliding table assembly is in sliding fit with the guide rail assembly, and a sliding table is used for adjusting the horizontal position of the replaced electric reactor. The electric reactor hoisting tool is located above a replaced electric reactor, the replaced electric reactor is moved in the vertical direction through the suspension assembly, the electric reactor sliding table tool is located below the replaced electric reactor, the replaced electric reactor is moved in the horizontal direction through the sliding table assembly, and rapid replacement of an existing conventional extra-high voltage converter valve electric reactor is achieved. The valve reactor can be reliably disassembled, and the replacement efficiency of the reactor is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to power equipment maintenance technical field, concretely relates to a kind of UHV converter valve reactor replacement frock. BACKGROUND

[0002] UHV converter valve as the core converter equipment in DC transmission project, plays an important role in the process of electric energy conversion. Conventional UHV converter valve is composed of multiple valve layers, and each valve layer is installed with multiple reactors. In the operation of DC project, the service life and installation mode of reactor are generally relatively reliable, but in the long-term operation process, reactor failure, damage and aging problems are inevitable, and the reactor inductance value reduction failure is a common fault of converter valve, and handling such fault requires the converter valve to be in maintenance state.

[0003] The existing conventional UHV converter valve lacks a special reactor replacement frock, and the replacement of the reactor mainly relies on manpower to complete the aerial work. This way not only has great maintenance difficulty, but also is easy to cause equipment damage due to improper operation, and even causes safety accidents. In order to improve the maintenance efficiency of DC system, shorten the fault outage time, and solve the problems of long time consumption and great difficulty in replacing the reactor, a reactor quick replacement tool is developed, which can effectively improve the inductance value of the converter valve reactor, reduce the fault handling efficiency, and further improve the availability of the DC transmission system. UTILITY MODEL CONTENT

[0004] In order to solve the problem of low replacement efficiency of converter valve reactor, the utility model provides a kind of UHV converter valve reactor replacement frock, which comprises: reactor hoisting frock and reactor sliding table frock;

[0005] The reactor hoisting frock comprises a crossbeam assembly installed on the upper layer insulating beam of the next valve layer of the replaced reactor and a suspension assembly fixed with the crossbeam assembly;

[0006] The reactor sliding table frock comprises a guide rail assembly installed on the lower layer insulating beam of the next valve layer of the replaced reactor and a sliding table assembly slidingly matched with the guide rail assembly, and the sliding table is used to adjust the horizontal position of the replaced reactor.

[0007] Preferably, the crossbeam assembly comprises an aluminum alloy crossbeam and an end auxiliary lifting plate installed at one end of the aluminum alloy crossbeam.

[0008] The suspension assembly is installed below the aluminum alloy crossbeam,

[0009] The upper side of the aluminum alloy crossbeam is installed on the upper layer insulating beam through a first clamping assembly.

[0010] Preferably, the aluminum alloy crossbeam is provided with a sliding groove, and the suspension assembly is slidingly arranged in the sliding groove of the aluminum alloy crossbeam.

[0011] Preferably, the suspension assembly comprises a four-wheel plate tool trolley slidingly arranged in the sliding groove of the aluminum alloy crossbeam and a manual hoist connected to the four-wheel plate tool trolley.

[0012] Preferably, the first clamping assembly comprises a fixed end and a movable end.

[0013] The movable end is arranged at one end of the aluminum alloy crossbeam and is provided with an end auxiliary hanging plate.

[0014] The fixed end is arranged at the other end of the aluminum alloy crossbeam.

[0015] Preferably, the fixed end comprises a first crossbeam suspension bracket and an L-shaped crossbeam fixed corner piece.

[0016] The first crossbeam suspension bracket is fixed to the aluminum alloy crossbeam through the L-shaped crossbeam fixed bracket, and the L-shaped crossbeam fixed corner piece is fixed to the aluminum alloy crossbeam.

[0017] The first crossbeam suspension bracket and the L-shaped crossbeam fixed corner piece clamp the upper layer insulating beam in cooperation.

[0018] Preferably, the movable end comprises a second crossbeam suspension bracket and an L-shaped crossbeam movable corner piece.

[0019] The second crossbeam suspension bracket is detachably connected to the aluminum alloy crossbeam through the L-shaped crossbeam movable bracket, the L-shaped crossbeam movable corner piece is detachably connected to the aluminum alloy crossbeam, and the second crossbeam suspension bracket, the L-shaped crossbeam movable bracket and the L-shaped crossbeam movable corner piece are movable on the aluminum alloy crossbeam.

[0020] The second crossbeam suspension bracket and the L-shaped crossbeam movable corner piece clamp the upper layer insulating beam in cooperation.

[0021] Preferably, the sliding table assembly comprises a sliding table tray and a sliding table base fixedly connected to the bottom of the sliding table tray.

[0022] The sliding table base is slidingly matched with the guide rail assembly to drive the sliding table tray to move horizontally along the guide rail assembly.

[0023] Preferably, the sliding table base is a U-shaped sliding groove structure, and universal ball bearing is arranged in the U-shaped sliding groove.

[0024] The sliding table base is slidingly connected with the rail assembly through the universal ball bearing.

[0025] Preferably, the guide rail assembly comprises: an aluminum alloy guide rail set and slide table limiting bolts arranged at both ends of the aluminum alloy guide rail set.

[0026] The slide table assembly is slidingly installed above the aluminum alloy guide rail set, and the lower part of the aluminum alloy guide rail set is installed on the lower layer insulation beam through a second clamping assembly.

[0027] Preferably, the aluminum alloy guide rail set comprises: two guide profiles arranged in parallel, a plurality of support profiles and adjustment profiles which are vertically fixed between the two guide profiles to form a grid structure through profile corner pieces.

[0028] The slide table assembly is slidingly installed on the two guide profiles.

[0029] Preferably, the guide profile adopts a 90° double-sided sealing groove structure.

[0030] Preferably, the support profile and the adjustment profile both adopt a non-sealing groove structure and are connected to the guide profile and the profile corner piece through bolts.

[0031] Preferably, the second clamping assembly comprises: a guide rail fixed assembly fixedly connected to one end of the aluminum alloy guide rail set and a guide rail moving assembly detachably connected to the other end of the aluminum alloy guide rail set, and the guide rail moving assembly is movable on the aluminum alloy guide rail set.

[0032] Preferably, the guide rail fixed assembly comprises: a first insulation beam locking support, a first guide rail support, a first guide rail inner support and a first insulation beam limiting support.

[0033] The first guide rail support is installed below the aluminum alloy guide rail set.

[0034] The first insulation beam limiting support is connected to one side of the first guide rail support, the first insulation beam locking support is arranged towards the direction of the guide rail moving assembly, and the bottom of the first insulation beam locking support is connected with a locking bolt.

[0035] The first guide rail inner support is connected below the adjustment profile.

[0036] The first insulation beam limiting support is connected to one side of the first guide rail inner support, and the first guide rail support is opposite in direction.

[0037] The first insulation beam locking support, the locking bolt, the first guide rail inner support and the first insulation beam limiting support jointly clamp the lower layer insulation beam of the next valve layer of the replaced reactor.

[0038] Preferably, the guide rail moving assembly comprises: a second insulation beam locking support, a second guide rail support, a second guide rail inner support and a second insulation beam limiting support.

[0039] The second guide rail support is detachably mounted below the aluminum alloy guide rail group and is movable on the aluminum alloy guide rail group;

[0040] The second insulation beam locking support is connected to one side of the second guide rail support and is arranged towards the guide rail fixing assembly, and the bottom of the second insulation beam locking support is connected with a locking bolt;

[0041] The second guide rail inner support is detachably connected below the adjusting profile and is movable on the adjusting profile;

[0042] The second insulation beam limiting support is connected to one side of the second guide rail inner support and is opposite to the second guide rail support;

[0043] The second insulation beam locking support, the locking bolt, the second guide rail inner support and the second insulation beam limiting support jointly clamp the lower insulation beam of the next valve layer of the replaced electric reactor.

[0044] Compared with the prior art, the utility model has the advantages that:

[0045] The utility model provides a kind of UHV converter valve electric reactor replacement tool, it includes: electric reactor hoisting tool and electric reactor sliding table tool;The electric reactor hoisting tool includes beam assembly being installed on the upper layer insulation beam of the electric reactor of being replaced and fixed with the beam assembly Suspension assembly;The electric reactor sliding table tool includes guide rail assembly being installed on the lower layer insulation beam of the electric reactor of being replaced and slidingly cooperated with the guide rail assembly sliding table assembly, and the sliding table is used to adjust the horizontal position of the electric reactor of being replaced.The electric reactor hoisting tool is located above the electric reactor of being replaced, is connected with the upper layer insulation beam, the suspension assembly is installed on beam assembly, and it can be moved by the beam assembly, and the suspension assembly is used to move the electric reactor of being replaced from vertical direction, and the electric reactor sliding table tool is located below the electric reactor of being replaced, is connected with the lower layer insulation beam, the sliding table assembly is slidably arranged on the guide rail assembly, and it is moved by the guide rail assembly, and the sliding table assembly is used to move the electric reactor of being replaced in horizontal direction, and the guide rail assembly, sliding table assembly, beam assembly and suspension assembly can be disassembled and assembled, and can be pre-assembled to be installed on tower again, and it is quick and convenient to operate;The electric reactor hoisting tool and the electric reactor sliding table tool cooperate to work, can improve the electric reactor replacement efficiency, and it is safe and reliable to operate in the electric reactor replacement process, realizes the quick replacement of conventional UHV converter valve electric reactor, and improves the electric reactor replacement efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0046] Figure 1 It is the overall structure schematic view of the utility model of a kind of ultrahigh voltage converter valve reactor replacement tooling;

[0047] Figure 2 It is the reactor hoisting tooling structure schematic view of the utility model of a kind of ultrahigh voltage converter valve reactor replacement tooling;

[0048] Figure 3 It is the slide table assembly structure schematic view of the utility model of a kind of ultrahigh voltage converter valve reactor replacement tooling;

[0049] Figure 4 It is the aluminum alloy guide rail group structure schematic view of the utility model of a kind of ultrahigh voltage converter valve reactor replacement tooling;

[0050] Figure 5 It is the reactor slide table tooling structure schematic view of the utility model of a kind of ultrahigh voltage converter valve reactor replacement tooling;

[0051] Figure 6 It is the reactor replacement tooling installation position schematic view of the utility model of a kind of ultrahigh voltage converter valve reactor replacement tooling;

[0052] Figure 7 It is the flow schematic view of the utility model of a kind of ultrahigh voltage converter valve reactor replacement method;

[0053] 1-reactor hoisting tooling, 2-reactor slide table tooling, 3-aluminum alloy crossbeam, 4.1-first crossbeam suspension support, 4.2-second crossbeam suspension support, 5-L-shaped crossbeam fixed support, 6-L-shaped crossbeam fixed corner piece, 7-L-shaped crossbeam movable support, 8-L-shaped crossbeam movable corner piece, 9-end auxiliary lifting plate, 10-four-wheel plate tool trolley, 11-hand-operated hoist, 12-aluminum alloy guide rail group, 13-slide table assembly, 14.1-first insulating beam locking support, 14.2-second insulating beam locking support, 15.1-first guide rail support, 15.2-second guide rail support, 16.1-first insulating beam limiting support, 16.2-second insulating beam limiting support, 17.1-first guide rail inner support, 17.2-second guide rail inner support, 18-locking bolt, 19-slide table limiting bolt, 20-guiding profile, 21-supporting profile, 22-adjusting profile, 23-profile corner piece, 24-slide table base, 25-slide table tray, 26-universal ball ball bearing, 27-upper insulating beam, 28-lower insulating beam, 29-replaced reactor. DETAILED DESCRIPTION

[0054] Example 1:

[0055] A kind of ultrahigh voltage converter valve reactor replacement tooling, as shown in Figure 1 It includes: reactor hoisting tooling 1 and reactor slide table tooling 2.

[0056] The reactor hoisting tool 1 comprises a crossbeam assembly installed on the upper layer insulating beam 27 of the valve layer of the replaced reactor 29 and a suspension assembly fixed with the crossbeam assembly;

[0057] The reactor sliding tool 2 comprises a guide rail assembly installed on the lower layer insulating beam 28 of the valve layer of the replaced reactor 29 and a sliding table assembly 13 slidingly fitted with the guide rail assembly, the sliding table being used to adjust the horizontal position of the replaced reactor 29.

[0058] The reactor hoisting tool 1 comprises a crossbeam assembly and a suspension assembly installed on the crossbeam assembly, the suspension assembly being used to connect the replaced reactor 29, the replaced reactor 29 being vertically hoisted or lowered through the suspension assembly, the crossbeam assembly being installed on the upper layer insulating beam 27 of the valve layer of the replaced reactor 29;

[0059] The reactor sliding tool 2 comprises a guide rail assembly and a slidingly fitted sliding table assembly 13, the sliding table assembly 13 being capable of reciprocating on the guide rail assembly, the replaced reactor 29 placed on the sliding table assembly 13 being transported, the replaced reactor 29 to be installed being transported to the installation position or the replaced reactor 29 being unloaded being transported out of the converter valve, the guide rail assembly being installed on the lower layer insulating beam 28 of the valve layer of the replaced reactor 29;

[0060] The guide rail assembly, the sliding table assembly 13, the crossbeam assembly and the suspension assembly can be disassembled or pre-assembled and then installed on the tower, which is fast and convenient; the reactor hoisting tool 1 and the reactor sliding tool 2 work in cooperation, which can improve the efficiency of the reactor replacement, is safe and reliable during the reactor replacement and realizes the fast replacement of the existing conventional UHV converter valve reactor and improves the efficiency of the reactor replacement.

[0061] As shown in Figure 2 The crossbeam assembly comprises an aluminum alloy crossbeam 3 and an end auxiliary hoisting plate 9 installed at one end of the aluminum alloy crossbeam 3.

[0062] The suspension assembly is installed below the aluminum alloy crossbeam 3,

[0063] The upper side of the aluminum alloy crossbeam 3 is installed on the upper layer insulating beam 27 through a first clamping assembly.

[0064] The length of the aluminum alloy crossbeam 3 is longer than the width of the upper layer insulating beam 27, the aluminum alloy crossbeam 3 is installed below the upper layer insulating beam 27 through a first clamping assembly, the suspension assembly is hung below the aluminum alloy crossbeam 3, one side of the aluminum alloy crossbeam 3 is provided with an end auxiliary hanging plate 9, which is used for limiting and preventing the suspension assembly or the first clamping assembly from sliding off the aluminum alloy crossbeam 3.

[0065] Preferably, a sliding groove is arranged below the aluminum alloy crossbeam 3, and the suspension assembly is slidingly arranged in the sliding groove of the aluminum alloy crossbeam 3.

[0066] A sliding groove is arranged below the aluminum alloy crossbeam 3, and the suspension assembly is slidingly connected with the aluminum alloy crossbeam 3, the suspension assembly is slid to a position where the replaced reactor 29 is located through the sliding groove, and then is hoisted through the suspension assembly.

[0067] Preferably, the suspension assembly comprises a four-wheel plate tool trolley 10 slidingly arranged in the sliding groove of the aluminum alloy crossbeam 3 and a manual hoist 11 connected with the four-wheel plate tool trolley 10.

[0068] The four-wheel plate tool trolley 10 is slidingly arranged in the sliding groove and can move along the sliding groove in the sliding groove, the bottom of the four-wheel plate tool trolley 10 is provided with a hanging ring, both ends of the manual hoist 11 are provided with hooks, one end of the hook is connected with the hanging ring of the four-wheel plate tool trolley 10, and the other end is connected with the replaced reactor 29.

[0069] Preferably, the first clamping assembly comprises a fixed end and a movable end.

[0070] The movable end is arranged at one end of the aluminum alloy insulating beam 3 where the end auxiliary hanging plate 9 is arranged.

[0071] The fixed end is arranged at the other end of the aluminum alloy insulating beam 3.

[0072] The clamping assembly on the aluminum alloy insulating beam 3 is divided into two parts, one part is a fixed end which is fixedly connected at one end of the aluminum alloy insulating beam 3 away from the end auxiliary hanging plate 9.

[0073] The other part is a movable end which is detachably arranged at one end of the aluminum alloy insulating beam 3 where the end auxiliary hanging plate 9 is arranged, and the installation position is determined according to the width of the upper layer insulating beam 27.

[0074] Preferably, the fixed end comprises a first crossbeam suspension bracket 4.1 and an L-shaped crossbeam fixed corner piece 6.

[0075] The first cross beam hanging bracket 4.1 is fixed on the aluminum alloy cross beam 3 by the L-shaped cross beam fixing bracket 5, and the L-shaped cross beam fixing corner piece 6 is fixed on the aluminum alloy cross beam 3.

[0076] The first cross beam hanging bracket 4.1 and the L-shaped cross beam fixing corner piece 6 clamp the upper layer insulation beam 27 in cooperation.

[0077] The L-shaped cross beam fixing bracket 5 and the L-shaped cross beam fixing corner piece 6 are provided with two groups, which are respectively installed on the left and right sides of the aluminum alloy insulation beam 3.

[0078] The top end of the first cross beam hanging bracket 4.1 is provided with an inwardly bent hook, which is hung on the upper layer insulation beam 27, and the bottom end of the first cross beam hanging bracket 4.1 is fixedly connected with the aluminum alloy insulation beam 3 through the L-shaped cross beam fixing bracket 5, and the L-shaped cross beam fixing corner piece 6 is connected to one side of the top end hook of the first cross beam hanging bracket 4.1.

[0079] The L-shaped cross beam fixing corner piece 6 is provided with a long hole at the connection position with the aluminum alloy insulation beam 3, so that the height can be adjusted during fixing, and the L-shaped cross beam fixing corner piece 6 and the first cross beam hanging bracket 4.1 together realize clamping of the fixed end on the upper layer insulation beam 27.

[0080] Preferably, the movable end comprises a second cross beam hanging bracket 4.2 and an L-shaped cross beam movable corner piece 8.

[0081] The second cross beam hanging bracket 4.2 is detachably connected with the aluminum alloy cross beam 3 through the L-shaped cross beam movable bracket 7, the L-shaped cross beam movable corner piece 8 is detachably connected with the aluminum alloy cross beam 3, and the second cross beam hanging bracket 4.2, the L-shaped cross beam movable bracket 7 and the L-shaped cross beam movable corner piece 8 can move on the aluminum alloy cross beam 3.

[0082] The second cross beam hanging bracket 4.2 and the L-shaped cross beam movable corner piece 8 clamp the upper layer insulation beam 27 in cooperation.

[0083] The L-shaped cross beam movable corner piece 8 and the L-shaped cross beam movable bracket 7 are symmetrically provided with two groups, and the two groups of the L-shaped cross beam movable corner piece 8 and the L-shaped cross beam movable bracket 7 are respectively located on the left and right sides of the aluminum alloy insulation beam 3.

[0084] The movable end and the fixed end have basically the same structure. The top of the second crossbeam suspension bracket 4.2 is provided with an inwardly bent hook, which is hung on the upper layer 27 of the insulating beam. The second crossbeam suspension bracket 4.2 and the two sides of the L-shaped crossbeam movable brackets 7 are all connected by bolts. The second crossbeam suspension bracket 4.2 is detachably connected to the aluminum alloy insulating beam 3 through the L-shaped crossbeam movable brackets 7. The L-shaped crossbeam movable corner piece 8 is connected to the bent side of the hook at the top of the second crossbeam suspension bracket 4.2. The L-shaped crossbeam movable corner piece 8 is also connected to the square nut in the slide groove of the aluminum alloy crossbeam 3 by bolts, thereby realizing the adjustment of the span of the hoisting tool. The second crossbeam suspension bracket 4.2, the L-shaped crossbeam movable bracket 7 and the L-shaped crossbeam movable corner piece 8 are connected to the slide groove of the aluminum alloy crossbeam 3 and can move along the aluminum alloy crossbeam 3 in the slide groove.

[0085] The L-shaped crossbeam fixing corner piece 6 is provided with an elongated hole at the connection between it and the aluminum alloy insulating beam 3, which allows for height adjustment during fixing. The L-shaped crossbeam movable bracket 7 and the second crossbeam suspension bracket 4.2 together achieve clamping of the fixed end on the upper insulating beam 27.

[0086] like Figure 3 As shown, the slide assembly 13 includes: a slide tray 25 and a slide base 24 fixedly connected to the bottom of the slide tray 25;

[0087] The slide base 24 is slidably engaged with the guide rail assembly, causing the slide tray 25 to move horizontally along the guide rail assembly.

[0088] The aluminum alloy guide rail assembly 12 and the slide assembly 13 are connected by line contact.

[0089] The slide assembly 13 consists of the slide tray 25 and the slide base 24. The slide tray 25 is an inwardly recessed tray structure, preferably a square structure that matches the shape of the reactor to be replaced 29. In the square tray, the reactor to be replaced 29 is not easily displaced due to movement, and there is no positional deviation during installation. The bottom of the slide tray 25 is provided with a slide base 24 with a U-shaped sliding groove structure. The slide base 24 is slidably connected to the guide rail assembly. During operation, the slide base 24 drives the slide tray 25 to move on the guide rail assembly.

[0090] The slide base 24 has a threaded hole and is connected to the slide tray 25 by countersunk screws.

[0091] Preferably, the slide base 24 has a U-shaped slide groove structure, and a universal ball bearing 26 is provided in the U-shaped slide groove;

[0092] The sliding base 24 is connected with the track assembly by the universal ball bearing 26.

[0093] The universal ball bearing 26 is a flange structure, which is connected with the sliding base 24 by a hexagonal head combination screw.

[0094] As shown in Figure 4 The guide rail assembly includes an aluminum alloy guide rail set 12 and sliding limit bolts 19 arranged at both ends of the aluminum alloy guide rail set 12.

[0095] The sliding base assembly 13 is slidably installed above the aluminum alloy guide rail set 12, and the lower part of the aluminum alloy guide rail set 12 is installed on the lower layer insulation beam 28 by a second clamping assembly.

[0096] The sliding limit bolts 19 are arranged at both ends of the aluminum alloy guide rail set 12, which ensures that the sliding base assembly 13 will not slide off the aluminum alloy guide rail set 12 during work.

[0097] The aluminum alloy guide rail set 12 is erected above the lower layer insulation beam 28 by the second clamping assembly.

[0098] Preferably, the aluminum alloy guide rail set 12 includes two parallel arranged guide profiles 20, a plurality of support profiles 21 and adjustment profiles 22 which are perpendicularly fixed between the two guide profiles 20 by profile angle pieces 23 to form a grid structure.

[0099] The sliding base assembly 13 is slidably installed on the two guide profiles 20.

[0100] The guide profiles 20 are symmetrically arranged in two, the support profiles 21 are arranged in six, the adjustment profiles 22 are arranged in two, and the profile angle pieces 23 for fixing the support profiles 21 and the adjustment profiles 22 are arranged in 16.

[0101] Preferably, the guide profile 20 adopts a 90° double-sided sealing groove structure.

[0102] The guide profile 20 adopts a 90° double-sided sealing groove structure, a through hole is arranged on the two non-sealing groove end faces at one end, and threaded holes are arranged on the two sealing groove end faces at both ends.

[0103] Preferably, the support profile 21 and the adjustment profile 22 both adopt a non-sealing groove structure and are connected with the guide profile 20 and the profile angle piece 23 by bolts.

[0104] The six support profiles 21 all adopt a non-sealing groove structure and are connected with the guide profile 20 and the twelve profile angle pieces 23 by bolts.

[0105] The three adjusting profiles 22 are connected with the guide profiles 20 and the four profile corner fittings 23 by bolts without sealing groove structure.

[0106] As shown in Figure 5 The second clamping assembly includes a guide rail fixed assembly fixedly connected to one end of the aluminum alloy guide rail set 12 and a guide rail movable assembly detachably connected to the other end of the aluminum alloy guide rail set 12, and the guide rail movable assembly is movable on the aluminum alloy guide rail set 12.

[0107] The second clamping assembly of the reactor sliding table tool 2 is divided into a guide rail fixed assembly and a guide rail movable assembly;

[0108] The guide rail fixed assembly is fixed to one end of the aluminum alloy guide rail set 12, and the guide rail movable assembly is detachably installed at the other end of the aluminum alloy guide rail set 12, and the guide rail movable assembly is movable on the aluminum alloy guide rail set 12, so that its position is adjusted according to the width of the lower layer insulation beam 28.

[0109] Preferably, the guide rail fixed assembly includes a first insulation beam locking support 14.1, a first guide rail support 15.1, a first guide rail inner support 17.1, and a first insulation beam limiting support 16.1.

[0110] The first guide rail support 15.1 is installed below the aluminum alloy guide rail set 12.

[0111] The first insulation beam limiting support 16.1 is connected to one side of the first guide rail support 15.1, the first insulation beam locking support 14.1 is arranged towards the guide rail movable assembly, and the bottom of the first insulation beam locking support 14.1 is connected with a locking bolt 18.

[0112] The first guide rail inner support 17.1 is connected below the adjusting profile 22.

[0113] The first insulation beam limiting support 16.1 is connected to one side of the first guide rail inner support 17.1, and the first guide rail support 15.1 is opposite in direction.

[0114] The first insulation beam locking support 14.1, the locking bolt 18, the first guide rail inner support 17.1, and the first insulation beam limiting support 16.1 jointly clamp the lower layer insulation beam 28 of the next valve layer of the replaced reactor 29.

[0115] The first guide rail support 15.1 is symmetrically provided with two groups, and the two groups of the first guide rail support 15.1 are respectively arranged below the two guide profiles 20.

[0116] The first insulation beam locking support 14.1 is connected with the first guide rail support 15.1 through a bolt; and the first guide rail support 15.1 is connected with the through hole end of the guide profile 20 through a bolt.

[0117] The guide rail fixing assembly is clamped with the lower insulation beam 28 through the first insulation beam locking support 14.1 and the locking bolt 18.

[0118] The first insulation beam limiting support 16.1 is provided with a threaded hole; the first guide rail inner support 17.1 is provided with a long hole, and is connected with the first insulation beam limiting support 16.1 through a bolt.

[0119] The first guide rail inner support 17.1 is connected with the square nut in the lower sliding groove of the adjusting profile 22 through a bolt.

[0120] Preferably, the guide rail moving assembly comprises a second insulation beam locking support 14.2, a second guide rail support 15.2, a second guide rail inner support 17.2 and a second insulation beam limiting support 16.2.

[0121] The second guide rail support 15.2 is detachably installed below the aluminum alloy guide rail group 12, and the second guide rail support 15.2 is movable on the aluminum alloy guide rail group 12.

[0122] The second insulation beam locking support 14.2 is connected to one side of the second guide rail support 15.2, and is arranged towards the guide rail fixing assembly; and the bottom of the second insulation beam locking support 14.2 is connected with the locking bolt 18.

[0123] The second guide rail inner support 17.2 is detachably connected below the adjusting profile 22, and the second guide rail inner support 17.2 is movable on the adjusting profile 22.

[0124] The second insulation beam limiting support 16.2 is connected to one side of the second guide rail inner support 17.2, and is opposite to the second guide rail support 15.2.

[0125] The second insulation beam locking support 14.2, the locking bolt 18, the second guide rail inner support 17.2 and the second insulation beam limiting support 16.2 jointly clamp the lower insulation beam 28 of the next valve layer of the replaced reactor 29.

[0126] The second insulation beam locking support 14.2 is connected with the second guide rail support 15.2 through a bolt; and the second guide rail support 15.2 is connected with the square nut in the lower sliding groove of the non-hole end of the guide profile 20.

[0127] The guide rail moving assembly is clamped with the lower insulating beam 28 through the second insulating beam locking support 14.2 and the locking bolt 18.

[0128] The second insulating beam limiting support 16.2 is provided with a threaded hole, and the second guide rail inner support 17.2 is provided with a long hole and is connected with the second insulating beam limiting support 16.2 through a bolt.

[0129] The second guide rail inner support 17.2 is connected with the square nut in the lower sliding groove of the adjusting profile 22 through a bolt.

[0130] The inner surfaces of the cross beam suspension support 4.1, the second cross beam suspension support 4.2, the first insulating beam locking support 14.1, the second insulating beam locking support 14.2 and the second insulating beam limiting support 16.2 are all pasted with silicone rubber pads.

[0131] Embodiment 2:

[0132] The utility model also provides a kind of UHV converter valve reactor replacement method based on the same utility model concept, as shown in Figure 6 The reactor needing replacement in valve layer is removed, and new reactor is hoisted.

[0133] A UHV converter valve reactor replacement method is realized by using any one of the above UHV converter valve reactor replacement tooling, as shown in Figure 7 The method comprises:

[0134] The cross beam assembly of the reactor hoisting tooling 1 is installed and fixed on the upper insulating beam 27 of the valve layer of the reactor 29 to be replaced;

[0135] The guide rail assembly of the reactor sliding platform tooling 2 is installed and fixed on the lower insulating beam 28 of the valve layer of the reactor 29 to be replaced;

[0136] The suspended assembly places the removed reactor 29 to be replaced on the sliding platform assembly 13, and drives the reactor 29 to be replaced to slide out of the UHV converter valve through the guide rail assembly; or drives new reactor to enter the UHV converter valve through the guide rail assembly to realize replacement.

[0137] Firstly, the reactor hoisting tool 1 is installed and fixed at the position of the corresponding upper layer insulating beam 27 of the replaced reactor, the reactor sliding table tool 2 is installed and fixed at the position of the corresponding lower layer insulating beam 28 of the replaced reactor, the shielding cover, busbar and drip tray and other components on the side of the replaced reactor are removed, then the removed reactor 29 is placed on the sliding table assembly 13 of the reactor sliding table tool 2 through the reactor hoisting tool 1, under the guidance of the aluminum alloy guide rail set 12, it is slid out to the middle position of the valve tower in a specific direction, and then it is lowered to the ground of the valve hall by means of the hoisting device of the valve hall, and then a new reactor is replaced to the installation position.

[0138] The detailed operation process is as follows: firstly, the fixed end first cross beam suspension bracket 4.1 and the movable end second cross beam suspension bracket 4.2 are respectively placed on the insulating beams on both sides, the L-shaped cross beam fixed bracket 5 and the L-shaped cross beam fixed corner piece 6 are installed at the fixed end of the aluminum alloy insulating beam 3, and the position of the L-shaped cross beam fixed corner piece 6 is adjusted, the installation of the fixed end of the reactor hoisting tool 1 is completed after the connecting bolts are tightened, the L-shaped cross beam movable bracket 7 and the L-shaped cross beam movable corner piece 8 are installed at the movable end and adjusted to the appropriate position, the position of the L-shaped cross beam movable corner piece 8 is adjusted, and the positioning and clamping of the movable end of the reactor hoisting tool 1 are completed after the connecting bolts are tightened with the square nuts in the aluminum alloy cross beam 3; then the pre-assembly of the reactor sliding table tool 2 is started, the assembly of the guide rail assembly and the sliding table assembly 13 is completed on the ground, the aluminum alloy guide rail set 12 of the guide rail assembly and the adjusting profile 22 are connected by bolts, the bolts are not tightened, and the position of the adjusting profile 22 is variable, after completion, the sliding table assembly 13, 4 sliding table limiting bolts 19, the fixed end first insulating beam locking bracket 14.1, 2 first guide rail brackets 15.1 and 2 locking bolts 18, and the movable end second insulating beam locking bracket 14.2, 2 second guide rail brackets 15.2 and 2 locking bolts are assembled; finally, the two insulating beam limiting brackets, the first and second guide rail inner brackets and the pre-assembled assembly are installed, the locking bolts 18 at the fixed end are tightened, the positioning and clamping of the fixed end are completed, after the movable end is adjusted to the appropriate position, the locking bolts 18 are tightened, and after all the bolts are tightened, the installation of the reactor sliding table tool 2 is finally completed. The removed reactor 29 is placed on the sliding table assembly 13 by means of the reactor hoisting tool 1, and is slid out to the middle position of the valve tower along the aluminum alloy guide rail set 12, and then is lowered to the ground of the valve hall by means of the hoisting device of the valve hall, and then a new reactor is replaced to the installation position, and the installation process of the new reactor is opposite to the disassembly process.

[0139] The above are only embodiments of the present application and are not used to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application are included in the scope of the present application.

Claims

1. A replacement tool for an extra-high voltage converter valve reactor, characterized in that, The utility model relates to a kind of reactive load lifting tooling and reactive load sliding platform tooling. The reactive load lifting tooling includes crossbeam assembly and suspension assembly fixed with the crossbeam assembly, which are installed on the upper insulating beam of the valve layer of the reactive load to be replaced. The reactive load sliding platform tooling includes guide rail assembly and sliding platform assembly (13) slidingly matched with the guide rail assembly, which are installed on the lower insulating beam of the valve layer of the reactive load to be replaced. The crossbeam assembly includes aluminum alloy crossbeam (3) and end auxiliary lifting plate (9) installed on one end of the aluminum alloy crossbeam (3).

2. A replacement tool for an EHV converter valve reactor according to claim 1, characterized in that, The suspension assembly is installed below the aluminum alloy crossbeam (3). The upper side of the aluminum alloy crossbeam (3) is installed on the upper insulating beam (27) through first clamping assembly. The lower side of the aluminum alloy crossbeam (3) is provided with sliding groove, and the suspension assembly is slidingly arranged in the sliding groove of the aluminum alloy crossbeam (3).

3. A UHV converter valve reactor replacement tooling according to claim 2, characterized in that, The suspension assembly includes four-wheel plate tool trolley (10) slidingly installed in the sliding groove of the aluminum alloy crossbeam (3) and hand-operated hoist (11) connected to the four-wheel plate tool trolley (10).

4. A UHV converter valve reactor replacement tooling according to claim 3, characterized in that, The first clamping assembly includes fixed end and movable end.

5. A replacement tool for an EHV converter valve reactor as claimed in claim 2, characterized in that, The movable end is installed on one end of the aluminum alloy crossbeam (3) where the end auxiliary lifting plate (9) is installed. The fixed end is installed on the other end of the aluminum alloy crossbeam (3). The fixed end includes first crossbeam suspension bracket (4.1) and L-shaped crossbeam fixed corner piece (6).

6. A UHV converter valve reactor replacement tooling according to claim 5, characterized in that, The first crossbeam suspension bracket (4.1) is fixed on the aluminum alloy crossbeam (3) through L-shaped crossbeam fixed bracket (5), and the L-shaped crossbeam fixed corner piece (6) is fixed on the aluminum alloy crossbeam (3). The first crossbeam suspension bracket (4.1) and the L-shaped crossbeam fixed corner piece (6) clamp the upper insulating beam (27) in cooperation. The movable end includes second crossbeam suspension bracket (4.2) and L-shaped crossbeam movable corner piece (8).

7. A UHV converter valve reactor replacement tooling according to claim 5, characterized in that, The second crossbeam suspension bracket (4.2) is detachably connected to the aluminum alloy crossbeam (3) through L-shaped crossbeam movable bracket (7), and the L-shaped crossbeam movable corner piece (8) is detachably connected to the aluminum alloy crossbeam (3). The second crossbeam suspension bracket (4.2) and the L-shaped crossbeam movable corner piece (8) clamp the upper insulating beam (27) in cooperation. The sliding platform assembly (13) includes sliding platform tray (25) and sliding platform base (24) fixedly connected to the bottom of the sliding platform tray (25).

8. A replacement tool for an EHV converter valve reactor as claimed in claim 1, characterized in that, The sliding platform base (24) is slidingly matched with the guide rail assembly to drive the sliding platform tray (25) to move horizontally along the guide rail assembly. The sliding platform base (24) is U-shaped sliding groove structure, and universal ball ball bearing (26) is arranged in the U-shaped sliding groove.

9. A UHV converter valve reactor replacement tooling according to claim 8, characterized in that, ​ The sliding base (24) is connected with the rail assembly by the universal ball bearing (26).

10. A replacement tool for an extra-high voltage converter valve reactor according to claim 1, characterized in that The rail assembly comprises an aluminum alloy rail group (12) and sliding base limiting bolts (19) arranged at both ends of the aluminum alloy rail group (12). The sliding base assembly (13) is slidably arranged above the aluminum alloy rail group (12), and the lower part of the aluminum alloy rail group (12) is arranged on the lower layer insulation beam (28) by a second clamping assembly.

11. A UHV converter valve reactor replacement tooling according to claim 10, characterized in that The aluminum alloy rail group (12) comprises two guide profiles (20) arranged in parallel, a plurality of support profiles (21) and an adjusting profile (22) which are vertically fixed between the two guide profiles (20) to form a grid structure by a profile corner piece (23). The sliding base assembly (13) is slidably arranged on the two guide profiles (20).

12. A UHV converter valve reactor replacement tooling according to claim 11, characterized in that, The guide profile (20) adopts a 90° double-sided sealing groove structure.

13. A UHV converter valve reactor replacement tooling according to claim 11, characterized in that, The support profile (21) and the adjusting profile (22) both adopt a non-sealing groove structure and are connected to the guide profile (20) and the profile corner piece (23) by bolts.

14. A UHV converter valve reactor replacement tooling according to claim 10, characterized in that, The second clamping assembly comprises a rail fixed assembly fixedly connected to one end of the aluminum alloy rail group (12) and a rail moving assembly detachably connected to the other end of the aluminum alloy rail group (12), and the rail moving assembly is movable on the aluminum alloy rail group (12).

15. A UHV converter valve reactor replacement tooling according to claim 14, characterized in that The rail fixed assembly comprises a first insulation beam locking support (14.1), a first rail support (15.1), a first rail inner support (17.1) and a first insulation beam limiting support (16.1). The first rail support (15.1) is arranged below the aluminum alloy rail group (12). The first insulation beam limiting support (16.1) is connected to one side of the first rail support (15.1), the first insulation beam locking support (14.1) is arranged towards the direction of the rail moving assembly, and the bottom of the first insulation beam locking support (14.1) is connected with a locking bolt (18). The first rail inner support (17.1) is connected below the adjusting profile (22). The first insulation beam limiting support (16.1) is connected to one side of the first rail inner support (17.1) and opposite to the first rail support (15.1). The first insulation beam locking support (14.1), the locking bolt (18), the first rail inner support (17.1) and the first insulation beam limiting support (16.1) jointly clamp the lower layer insulation beam (28) of the next valve layer of the replaced reactor (29).

16. A UHV converter valve reactor replacement tooling according to claim 14, characterized in that, The rail moving assembly comprises a second insulation beam locking support (14.2), a second rail support (15.2), a second rail inner support (17.2) and a second insulation beam limiting support (16.2). The second rail support (15.2) is detachably arranged below the aluminum alloy rail group (12) and is movable on the aluminum alloy rail group (12). The second insulating beam locking support (14.2) is connected on one side of the second guide rail support (15.2), is arranged towards the direction of the guide rail fixing assembly, and the bottom of the second insulating beam locking support (14.2) is connected with a locking bolt (18); The second guide rail inner support (17.2) is detachably connected below the adjusting profile (22), and the second guide rail inner support (17.2) is movable on the adjusting profile (22); The second insulating beam limiting support (16.2) is connected on one side of the second guide rail inner support (17.2) and is opposite to the second guide rail support (15.2); The second insulating beam locking support (14.2), the locking bolt (18), the second guide rail inner support (17.2) and the second insulating beam limiting support (16.2) jointly clamp the lower insulating beam (28) of the next valve layer of the replaced reactor (29).

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