CN105464456B - Go straight up to method and suspender that unit founds UHV transmission steel tower - Google Patents
Go straight up to method and suspender that unit founds UHV transmission steel tower Download PDFInfo
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- CN105464456B CN105464456B CN201511019924.7A CN201511019924A CN105464456B CN 105464456 B CN105464456 B CN 105464456B CN 201511019924 A CN201511019924 A CN 201511019924A CN 105464456 B CN105464456 B CN 105464456B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/34—Arrangements for erecting or lowering towers, masts, poles, chimney stacks, or the like
- E04H12/342—Arrangements for stacking tower sections on top of each other
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/12—Slings comprising chains, wires, ropes, or bands; Nets
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- Engineering & Computer Science (AREA)
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- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Suspension Of Electric Lines Or Cables (AREA)
- Electric Cable Installation (AREA)
Abstract
Method and suspender that unit founds UHV transmission steel tower are gone straight up to the invention provides a kind of, the method for going straight up to the vertical UHV transmission steel tower of unit comprises the following steps：The tower leg section lifting for going straight up to the vertical UHV transmission steel tower of unit is fixed on the predetermined area by step 1, helicopter；The tower body lifting for going straight up to the vertical UHV transmission steel tower of unit is fixed in tower leg section by step 2, helicopter；The both sides of the tower body are fixed in the outside cross-arm lifting for going straight up to the vertical UHV transmission steel tower of unit by step 3, helicopter.The method and suspender of going straight up to the vertical UHV transmission steel tower of unit solve extra-high voltage and build the problem that peak period faces, and also solve the problem of Special zone difficulty construction.The success for going straight up to the vertical UHV transmission steel tower of unit pushes higher level to the construction technology of application helicopter steel tower and expands lifting tower scope, and its demonstration effect and social influence have great significance.
Description
Technical field
It is particularly a kind of to go straight up to the side that unit founds UHV transmission steel tower the present invention relates to UHV transmission apparatus field
Method, or a kind of going straight up to the suspender that uses when unit founds UHV transmission steel tower.
Background technology
More than 1000kV extra high voltage line steel pipe sections towers have tower section weight, the characteristics of frame structure physical dimension is big.According to
Data from investigation shows that at present, only there is the case history using Mi-26 hoisting large-size television towers in Russia, there is no other types to hang
Fill the data of extra-high voltage tower.In face of extra-high voltage project Large scale construction, helicopter has turned into be solved engineering construction and extremely constructs difficulty
The important selection of the outstanding problems such as topic, response environment protection, construction safety, duration pressure, promotes helicopter in extra-high voltage project
Strengthened research in construction is very necessary.
The content of the invention
In order to solve the problem of UHV transmission tower erection is difficult, go straight up to unit the invention provides one kind and found extra-high voltage
The method and suspender of electric power pylon, the method and suspender of going straight up to the vertical UHV transmission steel tower of unit solve extra-high voltage and build high
The problem that the peak phase faces, also solves the problem of Special zone difficulty construction.
The technical solution adopted for the present invention to solve the technical problems is：
It is a kind of to go straight up to the method that unit founds UHV transmission steel tower, comprise the following steps：
The tower leg section lifting for going straight up to the vertical UHV transmission steel tower of unit is fixed on the predetermined area by step 1, helicopter；
The tower body lifting for going straight up to the vertical UHV transmission steel tower of unit is fixed in tower leg section by step 2, helicopter；
The outside cross-arm lifting for going straight up to the vertical UHV transmission steel tower of unit is fixed on the tower body by step 3, helicopter
Both sides.
A kind of unit of going straight up to founds the suspender used during UHV transmission steel tower, and the suspender is hanging for being used in above-mentioned steps 1
Tool, the suspender includes gusset, shoulder pole frame and the multiple chain blocks being sequentially connected from the top down.
The beneficial effects of the invention are as follows the method and suspender of going straight up to the vertical UHV transmission steel tower of unit solve extra-high voltage
The problem that peak period faces is built, the problem of Special zone difficulty construction is also solved.This is gone straight up to unit and founds UHV transmission iron
The success of tower pushes higher level to the construction technology of application helicopter steel tower and expands lifting tower scope, and it is demonstrated
Effect and social influence have great significance.
Brief description of the drawings
The Figure of description for constituting the part of the application is used for providing a further understanding of the present invention, and of the invention shows
Meaning property embodiment and its illustrate be used for explain the present invention, do not constitute inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the front view for going straight up to the vertical UHV transmission steel tower completed of unit.
Fig. 2 is the schematic diagram of the complete tower leg of helicopter one.
Schematic diagram when Fig. 3 is helicopter complete No. 23 tower bodies section.
Fig. 4 is the top view of hanger.
Fig. 5 is the front view of hook.
Fig. 6 is the front view that helicopter laterally docks the state one when assembling outside cross-arm.
Fig. 7 is the front view that helicopter laterally docks the state two when assembling outside cross-arm.
Fig. 8 is the front view that helicopter laterally docks the state three when assembling outside cross-arm.
Fig. 9 is the front view that helicopter laterally docks the state four when assembling outside cross-arm.
Figure 10 is the front view that helicopter laterally docks the state five when assembling outside cross-arm.
Reference in figure：5th, No. 5 tower body sections；6th, No. 6 tower body sections；7th, No. 7 tower body sections；8th, No. 8 tower body sections；9th, No. 9 towers
Figure；10th, No. 10 tower body sections；11st, No. 11 tower body sections；12nd, No. 12 tower body sections；13rd, No. 13 tower body sections；17th, No. 17 tower body sections；
23rd, No. 23 tower body sections；24th, No. 24 tower body sections；26th, tower leg section；
30th, suspender；31st, gusset；32nd, shoulder pole frame；33rd, chain block；34th, lifting bolt；35th, bracing wire；
40th, complete tower leg；41st, tower leg；42nd, lower tower body unit；43rd, temporary guy；
50th, outside cross-arm；51st, hanger；52nd, upper main material；53rd, link up with；54th, nearside cross-arm；55th, upper steel pipe；56th, insert
Bar；57th, clamping groove plate；58th, V-way.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase
Mutually combination.Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
It is a kind of to go straight up to the method that unit founds UHV transmission steel tower, comprise the following steps：
The tower leg section lifting for going straight up to the vertical UHV transmission steel tower of unit is fixed on the predetermined area by step 1, helicopter；
The tower body lifting for going straight up to the vertical UHV transmission steel tower of unit is fixed in tower leg section by step 2, helicopter；
The outside cross-arm lifting for going straight up to the vertical UHV transmission steel tower of unit is fixed on the tower body by step 3, helicopter
Both sides；
It is as shown in Figure 1 that this goes straight up to the vertical UHV transmission steel tower completed of unit.
In the present embodiment, the tower leg section for going straight up to the vertical UHV transmission steel tower of unit contains four tower legs 41, in order to carry
Height lifting efficiency, in step 1, the tower body section (i.e. No. 24 tower body sections 24) of bottom in the tower body is equally divided into and four towers
41 one-to-one four lower tower body units 42 of leg, make four tower legs 41 and four lower (i.e. No. 24 tower body sections 24 of tower body unit 42
A quarter) connect one to one into four complete tower legs (40), so helicopter every time can be by a complete tower leg
The predetermined area is fixed in 40 liftings, and the lifting of 26 and No. 24 tower body sections 24 of tower leg section is completed by multiple reciprocal helicopter.
That is the helicopter can complete the tower body section of bottom in tower leg section 26 and the tower body simultaneously when completing lifting tower leg section 26
Lifting.It is preferred that, the size and shape of each complete tower leg 40 is identical, and the weight of each complete tower leg 40 is 7 tons~8 tons.
In the present embodiment, in step 1, a complete lifting of tower leg 40 is fixed on the predetermined area and included by the helicopter
Following steps：
Step 1.1, the helicopter are taken a complete tower leg 40 and flown to the predetermined area；
Step 1.2, the helicopter are taken the complete tower leg 40 to the predetermined area overhead and hovered, and command the helicopter to decline,
When the complete tower leg 40 drops to the predetermined area, temporary guy of the colligation on the complete tower leg 40 is untied, this is complete
Whole tower leg 40 is pulled to ready position and tentatively connected；
Step 1.3, make using push-and-pull or crowbar mode the lower margin ring flange eyelet of the complete lower end of tower leg 40 be directed at this making a reservation for
Foundation bolt on place, the helicopter continues to decline, and makes complete tower leg 40 by the outer gear guide rail set on the predetermined area
Whereabouts penetrates the foundation bolt；
Step 1.4, complete tower leg 40 it is in place it is safe after, complete tower leg 40 is fixed temporarily, as shown in Figure 2.
Comprise the following steps specifically, a complete lifting of tower leg 40 is fixed on the predetermined area by the helicopter：
Helicopter is flown to above stock ground hanging piece, is slowly drop down to that work clasp joint is near the ground, and workmen hangs to hanging piece
Hang.
Step 1.1, commander's helicopter rise, and take hanging piece and fly to construction point (i.e. tower position)；
Step 1.2, helicopter take extension hanging piece to the overhead hovering of tower position, by ground control's helicopter falling head, to hanging piece
During close to base surface, workmen unties temporary guy of the colligation on hanging piece, is pulled to the bracing wire being ready for ground and enters
The preliminary connection of row；
Step 1.3, workmen rotate tower using push-and-pull or crowbar mode (crowbar can penetrate perforate on ring flange strength plate)
Leg principal post, make lower margin ring flange eyelet be aligned foundation bolt, notify helicopter to decline by flight side ground director, hang section by
On the basis of the outer gear guide rail that sets, whereabouts penetrates foundation bolt；
Step 1.4, tower leg it is in place it is safe after, workmen rapidly fixes temporary guy 43；
Step 1.5, helicopter disengagement work hook, return to stock ground；
Step 1.6, it is repeated four times by above-mentioned steps 1.1 to step 1.5, completes after 4 complete liftings of tower legs 40, constructor
Member steps on tower and completes overall package work.
The points for attention of step 1：
1st, when tower leg section is assembled in stock ground, place should be smooth.Each fulcrum of tower section grasps flat with instrument, the fastening of ground erection bolt
It is intact, it is ensured that the deformation of tower section principal post is smaller to meet regulation.
2nd, this programme gives preliminary suspension centre rope length degree, and actual suspension centre rope length degree is determined by real model experiment, construction operation
Guiding book determines that length is performed by experiment.Real model experiment takes crane debugging to hang vertical center of gravity, determine point rope length degree, and checks column foot
Flange stiffener is screwed into influence on nut, carries out with regard to bit test.
3rd, temporary guy should have been laid, tackle pulley is connected, in case Fast Installation bracing wire；Hand fit's operation should enter in advance
Row training, tower leg lifting operation is completed to meet at the appointed time；1/4 tower leg section hang it is vertical after, adjustment bracing wire connects center
Point is outwards reserved with 100mm~200mm gaps, and extension occurs during avoiding installing with hypomere and touches phenomenon.
4th, when stock ground is assembled, guide rail in place is installed in the upper end of No. 24 tower body sections 24.Flange in the bottom eyelet with it is corresponding
Foundation bolt will carry out obvious mark.
5th, tower position construction point should draw floor plan, and the putting position and manually installed use for mending material are arranged according to figure
Each equipment.
In the present embodiment, the tower body of the UHV transmission steel tower contains multiple tower body sections, in step 2, the helicopter
Each tower body section is lifted successively according to compliance from bottom to top, and the helicopter comprises the following steps when lifting a tower body section：
Step 2.1, the helicopter take tower body section to predetermined area overhead hovering, command the helicopter to decline, make this
The limit rope peripheral frame of the lower end of tower body section enters position upper rall to be connected, and continuing whereabouts makes tower body section be slid through the guide rail
In alignment pin on to the ring flange at the position to be connected, flange eyelet and the position to be connected of the lower end of tower body section are made
Eyelet accurate contraposition on ring flange, as shown in Figure 3.
Specifically, in step 2, the helicopter comprises the following steps (only with installation 23 when lifting a tower body section
Exemplified by tower body section 23)：
Helicopter is flown to above stock ground hanging piece, is slowly drop down to that work clasp joint is near the ground, and workmen hangs to hanging piece
Hang；
Step 2.1, hang section and flown to from stock ground after construction point and overhead, slowly drop to tower leg section overhead, by flight teacher and
Ground control coordinates the limit rope peripheral frame for making No. 23 tower body sections 23 to enter the guide rail on No. 24 24 tops of tower body section, then falls to hanging Duan Jing
Guide rail is slid to the alignment pin on the ring flange of No. 24 tower body sections 24, lower flange eyelet accurate contraposition in order；
Step 2.2, come off through ground control's suspension centre rope after, helicopter return stock ground；
A section deformation is hung in flat mouth physical dimension in step 2.3, polishing rod member and bolt, measurement, inspection；
Step 2.4, the whole tower inclination conditions of measurement, errorless rear fastening bolt；
Step 2.5, dismounting auxiliary part and device.
Step 2.6, by above-mentioned steps 2.1 to step 2.5 repeatedly, until completing the overall assembly working of tower body.
The points for attention of step 2：
1st, section is hung after the assembling of stock ground, slings whether each portion's size of inspection is accurate with crane, checking verification, it slings rear tower
The deflection of section meets regulation.
2nd, tower section is completed after lifting in place automatically by interior guide rail, manually the timely installation bolt of upper tower；Loss of weight is installed in time
Rod member, removes reinforcing bar.
3rd, such as there is bolt hole decentraction phenomenon in tower section rear stub in place, eye can be used to punch through preferable into concentric situation
Bolt hole, coordinate hand hammer by manually hammering, make tower section progressively return, then penetrate bolt in empty bolt hole, finally pull out again
Go out eye punching, replace eye to rush with bolt.
In the present embodiment, the tower body of the UHV transmission steel tower contains multiple tower bodies section, the plurality of tower body section include from
On be sequentially connected downwards No. 5 tower bodies section 5, No. 6 tower body section 6, No. 7 tower body sections 7, No. 8 tower body sections 8, No. 9 tower body sections 9, No. 10 towers
Figure 10, No. 11 tower body sections 11, No. 12 tower body sections 12, No. 13 tower body sections 13, No. 17 tower body sections 17, No. 23 tower body sections 23 and 24
24, No. 24 tower body sections 24 of tower body section are the tower body section of bottom in the tower body；No. 5 tower body sections 5, No. 7 tower body sections 8, No. 9 tower body sections
9th, No. 10 tower body sections 10, No. 11 tower body sections 11, No. 12 tower body sections 12, No. 13 tower body sections 13, No. 17 tower body 17 and No. 23 tower bodies of section
Section 23 uses vertical assembled；No. 6 tower body sections 6, No. 8 tower bodies section 8, complete tower leg 40 and the cross-arms use horizontal assembling.
Vertical assembled is introduced：Tower piece is distributed when ground is assembled hangs two main materials on chock, makes after auxiliary material assembling
On the inside of tower piece upward.During lifting with crane respectively by the two panels tower material that ground is completed sling to tower section height, and with control
Rope control tower piece angle of inclination simultaneously makes tower piece main material lower end overlap adjustment tower material angle of inclination with the ground place of printing, and utilizes ground
Temporary ground anchor sets bracing wire that tower piece is stabilized, the slow loose hook of crane.Notice that tower piece should not leave ground during lifting.Utilize crane
Seating side auxiliary material is aided in, after tower section is completed, measurement root such as opens, tilted at the related data.
Horizontal assembling is introduced：Side tower piece is assembled on ground, seating side wedge is aided in crane, installs after wedge
Temporary guy need to be set to be consolidated, the tower section run-off the straight organized is prevented.Another offside tower that ground is completed
Piece is sling with crane have been organized tower section with ground and has been attached.After tower section is completed, measurement root such as opens, tilted at the related data.
In the step 3 of the present embodiment, outside cross-arm 50 described in helicopter includes can following steps：
Step 3.1, by two hangers 51 correspondingly installed in two of the outside cross-arm 50 companies for the treatment of for going up main material 52
End is connect, the outer end of two upper steel pipes 55 of the nearside cross-arm 54 of two hooks 53 correspondingly outside tower body is to be connected
Position, hanger 51 contains horizontally disposed insertion rod 56, and hook 53 contains clamping groove plate 57 and V-way 58, clamping groove plate
The installation site of hook-type notch containing opening direction on 57, hanger 51 and hook 53 needs to meet when insertion rod 56 is led along V-arrangement
The hook-shaped groove that rail 58 is inserted downwardly into clamping groove plate 57 is intraoral and when rotating the outside cross-arm 50, on two of the outside cross-arm 50
The end to be connected of main material 52 being capable of corresponding connection, such as Fig. 4 with the outer end position to be connected of two of nearside cross-arm 54 upper steel pipes 55
With shown in Fig. 5；
Step 3.2, the top that the outside cross-arm 50 of traverse is suspended to helicopter nearside cross-arm 54, the helicopter is outstanding
When hanging, the end to be connected of two upper main materials 52 of outside cross-arm 50 is located at the end to be connected of two lower main materials of outside cross-arm 50
Top, then decline the outside cross-arm 50, until insertion rod 56 is inserted downwardly into the hook-type of clamping groove plate 57 down along V-way 58
In notch, as shown in Figure 6 and Figure 7；
The outside cross-arm 50 is transferred in step 3.3, continuation, outside cross-arm 50 is rotated down with insertion rod 56 for axle, until
The end to be connected of two lower main materials of outside cross-arm 50 is corresponding with the outer end position to be connected of two lower steel pipes of nearside cross-arm 54
Connection, while the end to be connected of the upper main material 52 of two of outside cross-arm 50 and the outer end of two upper steel pipes 55 of nearside cross-arm 54 are treated
Connecting portion also corresponds to connection, as shown in Fig. 8 to Figure 10, and then outside cross-arm 50 and nearside cross-arm 54 are bolted solid
It is fixed.
Step 3.4, by above-mentioned steps 3.1 to step 3.3 repeatedly, until complete outside cross-arm 50 assembly working.
Be described below it is a kind of go straight up to the suspender that uses when unit founds UHV transmission steel tower, the suspender is to use in step 1
Suspender 30, i.e. the helicopter lifts the tower leg by suspender 30, and the suspender 30 includes the gusset being sequentially connected from the top down
31st, shoulder pole frame 32 and multiple chain blocks 33, certainly, the helicopter can pass through the erection tower figure of suspender 30 and outside cross-arm
50。
In the present embodiment, gusset 31 is provided with two lifting bolts 34, and the circular head of lifting bolt 34 is upward.Gusset
31 be in annular.Along the circumference of gusset 31, gusset 31 inner circle and it is cylindrical between be provided with multiple through holes, the axis of the through hole with
The diameter parallel of gusset 31.Lifting bolt 34 is connected by the through hole with gusset 31.It is adjacent on the surface of gusset 31
Provided with a reinforcing plate between two through holes, the reinforcing plate is radially arranged along gusset 31.The external diameter of gusset 31 is about
1000mm, the internal diameter of gusset 31 is about 840mm, and the weight of gusset 31 is about 100kg, and the acting as of gusset 31 prevents from reversing.
In the present embodiment, connected between gusset 31 and shoulder pole frame 32 by four bracing wires 35.Gusset 31 is hung by two
Rope is connected with helicopter, and the rated load of bracing wire 35 is 80kN~120kN.Shoulder pole frame 32 is rectangular, and shoulder pole frame 32 is by four horizontal strokes
Beam and two cant beams are formed by connecting, and the bottom of shoulder pole frame 32 is connected with four chain blocks 33, the rated load of chain block 33
For 25kN~40kN.Shoulder pole frame 32 is connected by chain block 33 with by hanging piece.
It is described above, it is only the specific embodiment of the present invention, it is impossible to which the scope implemented is invented with its restriction, so it is equivalent
The displacement of component, or the equivalent variations made according to scope of patent protection of the present invention and modification, should all still fall within what this patent was covered
Category.In addition, between technical characteristic and technical characteristic in the present invention, between technical characteristic and technical scheme, technical scheme with
It can be used between technical scheme with independent assortment.
Claims (6)
1. a kind of go straight up to the method that unit founds UHV transmission steel tower, it is characterised in that the unit of going straight up to founds UHV transmission
The method of steel tower comprises the following steps：
The tower leg section lifting for going straight up to the vertical UHV transmission steel tower of unit is fixed on the predetermined area by step 1, helicopter；
The tower body lifting for going straight up to the vertical UHV transmission steel tower of unit is fixed in tower leg section by step 2, helicopter；
The both sides of the tower body are fixed in the outside cross-arm lifting for going straight up to the vertical UHV transmission steel tower of unit by step 3, helicopter；
This is gone straight up to unit and founds tower leg section of UHV transmission steel tower containing four tower legs (41), in step 1, by the tower body most
Lower end tower body section be divided into four lower tower body units (42) of one-to-one four of tower leg (41), make four tower legs (41) and four
Individual lower tower body unit (42) connects one to one into four complete tower legs (40), and the helicopter is every time by a complete tower leg (40)
The predetermined area is fixed in lifting, and the lifting of tower leg section is completed by multiple reciprocal helicopter；
In step 1, complete tower leg (40) lifting is fixed on the predetermined area and comprised the following steps by the helicopter：
Step 1.1, the helicopter are taken a complete tower leg (40) and flown to the predetermined area；
Step 1.2, the helicopter are taken the complete tower leg (40) to the predetermined area overhead and hovered, and command the helicopter to decline, when
When the complete tower leg (40) drops to the predetermined area, temporary guy of the colligation on the complete tower leg (40) is untied, by this
Complete tower leg (40) is pulled to ready position and tentatively connected；
Step 1.3, the lower margin ring flange eyelet of complete tower leg (40) lower end is made using push-and-pull or crowbar mode to be directed at the predetermined ground
Foundation bolt on point, the helicopter continues to decline, and makes complete tower leg (40) by the outer gear guide rail set on the predetermined area,
Whereabouts penetrates the foundation bolt；
Step 1.4, complete tower leg (40) it is in place it is safe after, complete tower leg (40) is fixed temporarily；
The tower body of the UHV transmission steel tower contains multiple tower body sections, and in step 2, the helicopter is according to compliance from bottom to top
Each tower body section is lifted successively, and the helicopter comprises the following steps when lifting a tower body section：
Step 2.1, the helicopter take tower body section to predetermined area overhead hovering, command the helicopter to decline, make the tower body
The limit rope peripheral frame of the lower end of section enters position upper rall to be connected, and continuing whereabouts makes tower body section be slid through the guide rail to this
In alignment pin on the ring flange at position to be connected, the flange eyelet and the flange at the position to be connected of the lower end of tower body section are made
Eyelet accurate contraposition on disk；
In step 3, outside cross-arm (50) includes lower step described in helicopter：
Step 3.1, two hangers (51) are gone up into treating for main material (52) installed in two of the outside cross-arm (50) correspondingly
Connection end, by the outer of two upper steel pipes (55) of the nearside cross-arm (54) of two hooks (53) correspondingly outside tower body
Position to be connected is held, hanger (51) contains horizontally disposed insertion rod (56), and hook (53) contains clamping groove plate (57) and V
The installation site of hook-type notch containing opening direction on shape guide rail (58), clamping groove plate (57), hanger (51) and hook (53) is needed
Meet when hook-shaped groove that insertion rod (56) is inserted downwardly into clamping groove plate (57) along V-way (58) is intraoral and rotates the outside
During cross-arm (50), the end to be connected of two upper main materials (52) of the outside cross-arm (50) and two upper steel pipes of nearside cross-arm (54)
(55) outer end position to be connected can correspond to and connect；
Step 3.2, the top that the outside cross-arm (50) of traverse is suspended to helicopter nearside cross-arm (54), the helicopter is outstanding
When hanging, the end to be connected of two upper main materials (52) of outside cross-arm (50) is located at the company for the treatment of of two lower main materials of outside cross-arm (50)
The top at end is connect, then declines the outside cross-arm (50), until insertion rod (56) is inserted downwardly into card down along V-way (58)
The hook-shaped groove of frid (57) is intraoral；
The outside cross-arm (50) is transferred in step 3.3, continuation, outside cross-arm (50) is rotated down with insertion rod (56) for axle, directly
To the end to be connected and the outer end portion to be connected of two lower steel pipes of nearside cross-arm (54) of two lower main materials of outside cross-arm (50)
Position correspondence connection, while the end to be connected of the upper main material (52) of two of outside cross-arm (50) and two upper steel of nearside cross-arm (54)
The outer end position to be connected for managing (55) also corresponds to connection.
2. according to claim 1 go straight up to the method that unit founds UHV transmission steel tower, it is characterised in that in step 1,
The helicopter lifts the tower leg by suspender (30), gusset (31) that the suspender (30) includes being sequentially connected from the top down, flat
Stretcher (32) and multiple chain blocks (33).
3. according to claim 1 go straight up to the method that unit founds UHV transmission steel tower, it is characterised in that each complete tower
The size and shape of leg (40) is identical, and the weight of each complete tower leg (40) is 7 tons~8 tons.
4. according to claim 1 go straight up to the method that unit founds UHV transmission steel tower, it is characterised in that the plurality of tower body
Section includes No. 5 tower bodies section (5), No. 6 tower bodies section (6), No. 7 tower body sections (7), No. 8 tower body sections (8), 9 being sequentially connected from the top down
Number tower body section (9), No. 10 tower body sections (10), No. 11 tower body sections (11), No. 12 tower body sections (12), No. 13 tower body sections (13), No. 17
Tower body section (17), No. 23 tower body sections (23) and No. 24 tower body sections (24), No. 24 tower body sections (24) are the tower of bottom in the tower body
Figure；
No. 5 tower bodies section (5), No. 7 tower body sections (8), No. 9 tower body sections (9), No. 10 tower body sections (10), No. 11 tower body sections (11), No. 12
Tower body section (12), No. 13 tower body sections (13), No. 17 tower body sections (17) and No. 23 tower body sections (23) use vertical assembled；
No. 6 tower bodies section (6), No. 8 tower body sections (8), complete tower leg (40) and the cross-arm are using horizontal assembling.
5. a kind of unit of going straight up to founds the suspender used during UHV transmission steel tower, it is characterised in that the suspender is claim 1
The suspender (30) used in step 1, the suspender (30) includes gusset (31), the shoulder pole frame (32) and many being sequentially connected from the top down
Individual chain block (33).
6. unit according to claim 5 of going straight up to founds the suspender used during UHV transmission steel tower, it is characterised in that gusset
(31) provided with two lifting bolts (34), connected between gusset (31) and shoulder pole frame (32) by four bracing wires (35), shoulder pole
Frame (32) is rectangular, and the bottom of shoulder pole frame (32) is connected with four chain blocks (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511019924.7A CN105464456B (en) | 2015-12-30 | 2015-12-30 | Go straight up to method and suspender that unit founds UHV transmission steel tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511019924.7A CN105464456B (en) | 2015-12-30 | 2015-12-30 | Go straight up to method and suspender that unit founds UHV transmission steel tower |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105464456A CN105464456A (en) | 2016-04-06 |
| CN105464456B true CN105464456B (en) | 2017-09-01 |
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Family Applications (1)
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| CN108374595A (en) * | 2018-01-26 | 2018-08-07 | 中国电力科学研究院有限公司 | A kind of assembled staggered floor cross-arm tangent tower and its vertical tower method |
| CN109779380A (en) * | 2019-01-23 | 2019-05-21 | 浙江省送变电工程有限公司 | Laterally docking assembles the quick tightening device of angle steel tower and group tower method to helicopter |
| CN109850762B (en) * | 2019-03-29 | 2020-07-24 | 南京铁道职业技术学院 | Electric power hoisting device |
| CN112302350A (en) * | 2019-07-26 | 2021-02-02 | 璧典寒 | Construction scheme of engineering helicopter in transportation aspect of high-voltage line tower |
| CN114278146B (en) * | 2021-12-28 | 2023-07-04 | 国网天津市电力公司建设分公司 | Robot intelligent tower assembling construction method for high-voltage transmission tower |
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| US4189892A (en) * | 1977-07-19 | 1980-02-26 | Erickson Air Crane Co. | Angle guide apparatus |
| JP3947542B2 (en) * | 2005-03-25 | 2007-07-25 | 関西電力株式会社 | Steel tower lifting and dismantling method and tower receiving bracket for the method |
| JP4099491B2 (en) * | 2005-05-16 | 2008-06-11 | 関西電力株式会社 | Steel tower assembly method and work jig by helicopter |
| JP4755479B2 (en) * | 2005-10-12 | 2011-08-24 | 株式会社エフテック | Tower dismantling method by helicopter |
| US8375650B2 (en) * | 2009-10-09 | 2013-02-19 | International Towers, Inc. | Rapid deployable structure for remote installation |
| CN102310862A (en) * | 2010-07-09 | 2012-01-11 | 侯卫平 | Low-altitude and high-speed rail, namely, integral regional low-altitude and high-speed traffic transportation equipment and method |
| CN102064493B (en) * | 2010-11-02 | 2013-04-24 | 北京交通大学 | Method for paying off overhead transmission line by unmanned helicopter |
| CN202131824U (en) * | 2010-12-21 | 2012-02-01 | 国家电网公司直流建设分公司 | Serial guide rail used for helicopter assembly transmission line iron tower |
| CN102561788B (en) * | 2010-12-21 | 2014-09-17 | 国家电网公司直流建设分公司 | Guide track series for helicopter assemblage power transmission line iron tower |
| CN102108801A (en) * | 2011-01-17 | 2011-06-29 | 中国电力科学研究院 | Guide rail system for use on end part of cross arms of helicopter-assembled power transmission line iron tower |
| CN103031978B (en) * | 2012-12-12 | 2015-12-02 | 中国电力科学研究院 | The auxiliary mounting system vertical for iron tower of power transmission line group and method for assembling thereof |
| CN104278874A (en) * | 2013-07-06 | 2015-01-14 | 湖北省电力公司黄冈供电公司 | Method for assembling iron tower through high-voltage power transmission lines |
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