CN209144669U - A kind of box anchor structure drag-line of anchor - Google Patents
A kind of box anchor structure drag-line of anchor Download PDFInfo
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- CN209144669U CN209144669U CN201821875808.4U CN201821875808U CN209144669U CN 209144669 U CN209144669 U CN 209144669U CN 201821875808 U CN201821875808 U CN 201821875808U CN 209144669 U CN209144669 U CN 209144669U
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- anchor
- tensioning
- anchor case
- drag
- line
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Abstract
A kind of box anchor structure drag-line of anchor, anchor case, dragline anchorage, bolt-nut and tensioning mechanism including having counterforce structure, which includes the floorings as anchor bottom plate, two blocks of anchor case side plates, anchor plate, steel conduit, front and back sealing plate and anchor case upper sealing plate positioned at anchor case two sides；Anchor plate is located in the middle part of two blocks of anchor case side plates and is firmly connected with it, and steel conduit is fixed on anchor plate, and front and back sealing plate is located at upper lateral part before and after two blocks of anchor case side plates, is fixedly connected into box structure with the anchor case upper sealing plate being located at the top of anchor case side plate；The counterforce structure is the counterforce structure otic placode for being located at anchor upper box part or the integral type counter-force step structure being arranged on the steel conduit of anchor case；Under installation condition, drag-line lower end is penetrated in the steel conduit of anchor case；Tensioning support tube cover be bonded in vitro in Cable be assembled integrally, tensioning mechanism be mounted on anchor upper box part setting counterforce structure on.Using the drag-line, cable tension construction can carry out on bridge floor, and tension operation is convenient.
Description
Technical field
The utility model relates to a kind of bridge cable more particularly to a kind of box anchor structure drag-lines of anchor.
Background technique
Anchor head pressure-bearing type (as shown in figure 15) or pin joint formula generally can be used (such as in the connection type of bridge cable and stiff girder
Shown in Figure 16-1~Figure 16-2), when conventional anchor head pressure-bearing type is anchored at the bottom of stiff girder, need to make special hanging
Tensioning platform installs tensioning under beam；And when being anchored among steel box-girder, sufficiently large space need to be reserved when designing box beam
Tensioning, therefore box-beam structure is easy to be weakened, tension operation is very inconvenient in narrow space；Pin joint formula is to utilize pin shaft will
Drag-line fork ear in lower end is connect with stiff girder otic placode, and general pin joint stayed structure not can be carried out tensioning adjusting, is adjusted if you need to tensioning
Regulating device need to be increased between fork ear and anchorage, and need to construct in regulating device both ends setting tensioning counter-force.
Summary of the invention
The purpose of this utility model is that: a kind of bridge or the box anchor structure drag-line of anchor for building, the anchor case are provided
Formula anchor structure drag-line lower end is using conventional anchor head pressure-bearing type structure, and in conjunction with the anchor box structure for having counterforce structure, utilization is flat
Spreader beam and tensioning support tube carry out push mode tensioning, realize the installation tensioning of bridge cable and adjust work.It is box using the anchor
Anchor structure drag-line, drag-line installation stretching construction can carry out on bridge floor, and tension operation is convenient, ensure that bridge structure is firm and hold
It is long and safe and reliable.
The technical solution to solve the above problems is: a kind of box anchor structure drag-line of anchor, including anchor case, dragline anchorage, anchor
Gu nut and tensioning mechanism, the anchor case is set up directly on above stiff girder floorings, and for whole box structure, feature exists
In: the anchor case be the anchor case with counterforce structure, the anchor case include floorings, two blocks of anchor case side plates, anchor plate, steel conduit,
Front and back sealing plate and anchor case upper sealing plate；
Floorings are as anchor bottom plate, and two blocks of anchor case side plates are located at anchor case two sides and are fixed on floorings, and centre is provided with anchor
The anchor plate in hole is located in the middle part of two blocks of anchor case side plates to be fixedly connected with two blocks of anchor case side plates, and steel conduit is fixed on anchor plate,
Central axes are concentric with anchor plate, and front and back sealing plate is located at upper lateral part before and after two blocks of anchor case side plates, with the anchor being located at the top of anchor case side plate
Case upper sealing plate is fixedly connected into box structure；
The counterforce structure is to be located at the counterforce structure otic placode of anchor upper box part or be arranged on the steel conduit of anchor case
Integral type counter-force step structure；
The tensioning mechanism includes the tensioning support tube being arranged on counterforce structure, tension rod, upper shoulder pole girder, tensioning support
Foot, stretch-draw jack and tensioning nut；
Under installation condition, drag-line cable body lower end is penetrated in the steel conduit of anchor case；Tensioning support tube is covered to be pasted in vitro in Cable
Conjunction is assembled integrally, also penetrates in steel conduit, and lower end withstands on the upper surface of drag-line lower end anchorage, and tensioning mechanism is mounted on anchor case
On the counterforce structure of portion's setting.
A kind of further technical solution of the box anchor structure drag-line of anchor is: the anchor case with counterforce structure
For anchor case I, the anchor case I includes on floorings, two blocks of anchor case side plates, anchor plate, I, two block of front and back sealing plate of steel conduit and anchor case
Sealing plate,
Counterforce structure is the counterforce structure otic placode being fixedly connected on the anchor case upper sealing plate of anchor case I, with two anchor case side plates；
The tensioning mechanism includes tensioning support tube, tensioning fork ear, tension rod, upper shoulder pole girder, tensioning support foot, tensioning thousand
Jin top and tensioning nut；
Under installation condition, the tensioning of tensioning mechanism fork ear muff be inserted in be fixedly connected with I liang of anchor case side plate of anchor case it is anti-
Fixed on power structure otic placode and by pin shaft, tension rod is screwed on tensioning fork ear, in two halves formula upper shoulder pole girder alignment drag-line and
The fitting assembly of tensioning rod aperture.
, further, there is a thickening sealing device structure below tensioning support tube, dragline anchorage is that band thickeies sealing dress for it
Set the dragline anchorage of structure, tensioning support tube lower end is pressed in the upper surface for thickening sealing device when installation, in bolt-nut and anchor
One spherical bearing is installed between backing plate.
A kind of further technical solution of the box anchor structure drag-line of the anchor or: the anchor with counterforce structure
Case is anchor case II, and the anchor case II is including on floorings, two pieces of anchor case side plates, anchor plate, steel conduit II, front and back sealing plate and anchor casees
Sealing plate；
The counterforce structure is that the counter-force integrated steel conduit step of the steel conduit II of anchor case II or threaded steel are led
The combined type step that pipe plus nut are constituted；
The tensioning mechanism includes the tensioning support tube being arranged on counterforce structure, tension rod, upper shoulder pole girder, tensioning support
Foot, pushing tow, stretch-draw jack, tensioning nut and lower end shoulder pole girder；
Under installation condition, the lower end shoulder pole girder of two halves formula is filled the span of a man's arms in the counter-force integrated steel conduit of the steel conduit II of anchor case II
Outside the combined type step lower end outer circle that step or threaded steel conduit add nut to constitute, fitting assembly is integral, two halves formula
Upper shoulder pole girder is filled the span of a man's arms outside drag-line, and fitting assembly is integral, and lower end surface is pressed over support tube upper surface, and tension rod is interted into flat
In spreader beam two side holes, tensioning nut is installed under the shoulder pole girder of lower end；Tensioning support foot, interim is sequentially installed on upper shoulder pole girder
Locking nut, stretch-draw jack, tensioning nut.
A kind of further technical solution of the box anchor structure drag-line of anchor is: the tensioning support tube is two
Half circular ring type structure tensioning support tube I can be bonded and separate, or for open the circular ring structure tensioning support tube II of U-shaped mouth or
It is the Ha Fushi structure tensioning support tube III of 2~6 valve splits, is bolted or self-locking slot mode links into an integrated entity,
Support tube longitudinal direction is drawn to be whole or be formed by stacking by 2~6 sections.
The upper shoulder pole girder and lower end shoulder pole girder are two-half structure, can be bonded and separate, every shoulder pole girder is in level
Through anchor hole is provided with, which matches with drag-line or steel conduit outer diameter, makes the shoulder pole of two halves formula in vertical intermediate direction on face
Beam can fill the span of a man's arms integral outside drag-line or steel conduit, and in the both sides of anchor hole, opposite position is opened there are two tensioning hole.
Due to taking above structure, the utility model its " a kind of box anchor structure drag-line of anchor " has below beneficial to effect
Fruit:
1, using the box anchor structure drag-line of anchor, it can make that bridge stiff girder main structure is compact, good integrity, without putting more energy into
Tensioning space is reserved in spar-box beam, anchor structure power transmission is directly reliable, and structure is penetrating, and anchorage zone maintenance is convenient, is not easy ponding rust
Erosion.It ensure that bridge structure is firm persistently and safe and reliable.
2, conventional anchor head pressure-bearing type drag-line, the simple low cost of structure can be used in drag-line.
3, using the box anchor structure drag-line of anchor and its construction method, stretching construction is installed and is carried out on bridge floor, is not needed
In addition tensioning platform is set up, tension operation is convenient, can reduce operating expenses, shortens the construction stretching time.
With reference to the accompanying drawings and examples to a kind of technical characteristic of the utility model its " box anchor structure drag-line of anchor "
It is described further.
Detailed description of the invention
Fig. 1-1~Fig. 1-2: the structural schematic diagram of the box anchor structure drag-line of anchor described in the utility model embodiment one:
Fig. 1-1 is front sectional view, and Fig. 1-2 is the side view of Fig. 1-1；
Fig. 2-1~Fig. 2-2: the structural schematic diagram of the box anchor structure drag-line of anchor described in the utility model embodiment two；
Fig. 2-1 is front sectional view, and Fig. 2-2 is the side view of Fig. 2-1；
Fig. 3-1~Fig. 3-3: the anchor box structure schematic diagram with counterforce structure of embodiment one:
Fig. 3-1 is front sectional view, and Fig. 3-2 is the side view of Fig. 3-1, and Fig. 3-3 is the top view of Fig. 3-1；
Fig. 4-1~Fig. 4-3: one of anchor box structure schematic diagram with counterforce structure of embodiment two:
Fig. 4-1 is main view, and Fig. 4-2 is the side view of Fig. 4-1, and Fig. 4-3 is the top view of Fig. 4-1；
Fig. 5-1~Fig. 5-3: the two of the anchor box structure schematic diagram with counterforce structure of embodiment two:
Fig. 5-1 is main view, and Fig. 5-2 is the side view of Fig. 5-1, and Fig. 5-3 is the top view of Fig. 5-1；
Fig. 6-1~Fig. 6-2: one of tensioning support tube combination assembling form of embodiment one, two structural schematic diagram:
Fig. 6-1 is main view, and Fig. 6-2 is the A-A cross-sectional view of Fig. 6-1；
Fig. 7-1~Fig. 7-2: two structural schematic diagrams of the tensioning support tube combination assembling form of embodiment one, two；
Fig. 7-1 is main view, and Fig. 7-2 is the top view of Fig. 7-1；
Fig. 8-1~Fig. 8-2: three structural schematic diagrams of the tensioning support tube combination assembly of embodiment one, two:
Fig. 8-1 is main view, and Fig. 8-2 is the top view of Fig. 8-1；
Fig. 9-1~Fig. 9-2: shoulder pole girder, lower end shoulder pole girder combine assembling structure schematic diagram on embodiment one, two；
Fig. 9-1 is main view, and Fig. 9-2 is the top view of Fig. 9-1；
Figure 10: (main sectional view, band thicken the box anchor structure stayed structure schematic diagram of the anchor of the utility model embodiment three
Sealing device structure and increase spherical bearing)；
Figure 11-1~Figure 11-2: the box anchor structure drag-line of the anchor of the utility model embodiment four and its construction method structure
Schematic diagram (double stayed structures)；
Figure 11-1 is front sectional view, and Figure 11-2 is the side view of Figure 11-1；
Figure 12-1~Figure 12-3: the anchor box structure schematic diagram with counterforce structure of example IV:
Figure 12-1 is main view, and Figure 12-2 is the side view of Figure 12-1, and Figure 12-3 is the top view of Figure 12-1；
Figure 13-1~Figure 13-2: the box anchor structure drag-line of the anchor of the utility model embodiment five and its construction method structure
Schematic diagram (double stayed structures)；
Figure 13-1 is front sectional view, and Figure 13-2 is the side view of Figure 13-1；
Figure 14-1~Figure 14-3: the anchor box structure schematic diagram (double stayed structures) with counterforce structure of embodiment five:
Figure 14-1 is front sectional view, and Figure 14-2 is the side view of Figure 14-1, and Figure 14-3 is the top view of Figure 14-1；
Figure 15: common stayed structure and conventional tensioning structural scheme of mechanism (main sectional view)；
Figure 16-1~Figure 16-2: regular fork ear stayed structure schematic diagram (main sectional view and side view):
Figure 16-1 is front sectional view, and Figure 16-2 is the side view of Figure 16-1.
In Fig. 1-1~Figure 14-3:
1- anchor case, 1a- anchor case I, 1b- anchor case II；
101- floorings, 102- anchor case side plate, 103- anchor plate, 104a- steel conduit I, 104b- steel conduit II, 1041- mono-
Body formula steel conduit step, 1042- combined type step, the front and back 105- sealing plate, 106- anchor case upper sealing plate, 107- counterforce structure otic placode；
2- dragline anchorage, 3- bolt-nut, 4- tensioning support tube, 5- pin shaft, 6- tensioning fork ear, 7- tension rod, 8- are flat
Spreader beam, 9- temporary lock nut, 10- tensioning support foot, 11- stretch-draw jack, 12- tensioning nut, the lower end 13- shoulder pole girder, 14-
Spherical bearing；
201- thickeies sealing device 202- drag-line cable body.
In Figure 15~Figure 16-2:
2- dragline anchorage, 3- bolt-nut, 7- tension rod, 10- tensioning support foot, 11- jack, 12- tensioning nut,
15- routine stiff girder anchor case, 16- stiff girder otic placode, 17- box beam pin shaft, 18- drag-line pitch ear.
Specific embodiment
A kind of box anchor structure drag-line of anchor:
The box anchor structure drag-line of the anchor includes anchor case 1, dragline anchorage 2, bolt-nut 3 and tensioning mechanism, the anchor case
It is set up directly on above stiff girder floorings, for whole box structure, the anchor case is the anchor case 1 with counterforce structure, the anchor
Case 1 includes 101, two blocks of anchor case side plates 102 of floorings, anchor plate 103, steel conduit, front and back sealing plate 105 and anchor case upper sealing plate 106；
Floorings 101 are used as anchor bottom plate, and two blocks of anchor case side plates 102 are located at anchor case two sides and are fixed on floorings 101,
The anchor plate 103 that centre is provided with anchor hole is located at two blocks of anchor case side plates, 102 middle part and is fixedly connected with two blocks of anchor case side plates 102, and steel is led
Pipe is fixed on anchor plate 103, and central axes and anchor plate 103 are concentric, and front and back side seal board 105 is located at before and after two blocks of anchor case side plates
Upper lateral part is fixedly connected into box structure with the anchor case upper sealing plate 106 for being located at 102 top of anchor case side plate；
The counterforce structure is to be located at the counterforce structure otic placode 107 of anchor upper box part or be arranged on the steel conduit of anchor case
Integral type counter-force step structure；
The tensioning mechanism includes the tensioning support tube 4 being arranged on counterforce structure, tension rod 7, upper shoulder pole girder 8, opens
Stay bolt foot 10, pushing tow, stretch-draw jack 11 and tensioning nut 12；
Under installation condition, drag-line lower end is penetrated in the steel conduit of anchor case；4 sets of tensioning support tube in 202 outer patch of drag-line cable body
Conjunction is assembled integrally, also penetrates in steel conduit, and lower end withstands on the upper surface of drag-line lower end anchorage 2, and tensioning mechanism is mounted on anchor case
On the counterforce structure of top setting.
The difference of counterforce structure according to anchor box structure and in the setting of anchor upper box part, there is following different embodiment.
Embodiment one
It is a kind of for the box anchor structure drag-line of anchor that counterforce structure is counterforce structure otic placode:
As shown in Fig. 1-1~Fig. 1-2, which is that the box anchor structure drag-line of anchor of counterforce structure otic placode includes band
There are I 1a of anchor case, dragline anchorage 2, bolt-nut 3 and the tensioning mechanism of counterforce structure；
I 1a of anchor case with counterforce structure includes floorings 101, anchor case side plate 102, anchor plate 103, steel conduit I
104a, front and back sealing plate 105 and anchor case upper sealing plate 106, counterforce structure be on the anchor case upper sealing plate 106 of I 1a of anchor case, with anchor case
The counterforce structure otic placode 107(that I 102a of both side plate is fixedly connected is referring to Fig. 3-1~Fig. 3-3)；
The tensioning mechanism include tensioning support tube 4, tensioning fork ear 6, tension rod 7, upper shoulder pole girder 8, tensioning support foot 10,
Stretch-draw jack 11 and tensioning nut 12；
Under installation condition, drag-line lower end is penetrated in I 104a of steel conduit of anchor case；4 sets of tensioning support tube in drag-line cable body 202
Outer patch conjunction is assembled integrally and penetrates in I 104a of steel conduit, and lower end withstands on the upper surface of drag-line lower end anchorage 2；The stretching machine
The tensioning of structure pitches 6 sets of ear and is inserted on the counterforce structure otic placode 107 being fixedly connected with I 1a both side plate of anchor case, I 102a and passes through pin shaft
5 is fixed, and tension rod 7 is screwed on tensioning fork ear 6, and upper shoulder pole girder 8 is directed at drag-line and tensioning rod aperture fitting assembly (ginseng in two halves formula
See Fig. 1-1~Fig. 1-2).
Its stretch-draw construction method is not utility model protection range, and specific steps repeat no more.
Embodiment two
A kind of counterforce structure is that steel conduit counter-force integral type step or threaded steel conduit add nut combined type step
The box anchor structure drag-line of anchor:
As shown in Fig. 2-1~Fig. 2-2, which is that steel conduit counter-force integral type step or threaded steel conduit add
The anchor case 1 of the box anchor structure drag-line of the anchor of nut combined type step is II 1b of anchor case；
II 1b of anchor case includes 101, two blocks of anchor case side plates 102 of floorings, anchor plate 103, II 104b of steel conduit, front and back
Sealing plate 105 and anchor case upper sealing plate 106；
The counterforce structure is the counter-force integrated steel conduit step 1041 at the top of II 104b of steel conduit of II 1b of anchor case
The combined type step 1042(that (- 1~Fig. 4-3 referring to fig. 4) or threaded steel conduit add nut to constitute is referring to Fig. 5-1~figure
5-3)；
The tensioning mechanism includes the tensioning support tube 4 being arranged on counterforce structure, tension rod 7, upper shoulder pole girder 8, opens
Stay bolt foot 10, pushing tow, stretch-draw jack 11, tensioning nut 12 and lower end shoulder pole girder 13；
Under installation condition, the lower end shoulder pole girder 13 of two halves formula is filled the span of a man's arms in the counter-force one of II 104b of steel conduit of II 1b of anchor case
Outside the 1042 lower end outer circle of combined type step that formula steel conduit step 1041 or threaded steel conduit add nut to constitute, fitting dress
With integral, shoulder pole girder 8 is filled the span of a man's arms outside drag-line in two halves formula, and fitting assembly is integral, and lower end surface is pressed over 4 upper end of support tube
Face interts tension rod 7 into shoulder pole girder two side holes, and tensioning nut 12 is equipped under the shoulder pole girder of lower end；On upper shoulder pole girder 8
It is sequentially installed with tensioning support foot 10, temporary lock nut 9, jack 11 and tensioning nut 12(- 1~Fig. 2-2, Fig. 2-referring to fig. 2
What 1~Fig. 2-2 was indicated is the box anchor structure drag-line of anchor that counterforce structure is steel conduit counter-force integral type step).
In the utility model embodiment one and embodiment two, the tensioning support tube 4 or circular ring structure, energy for two halves
It is bonded and separates the circular ring structure (referring to Fig. 7-1~Fig. 7-2) or two for being out U-shaped mouth (referring to Fig. 6-1~Fig. 6-2)
Half Shi Hafushi structure (referring to Fig. 8-1~Fig. 8-2) or be more valves (3~6 valve) split Ha Fushi structure, be bolted
Or self-locking slot mode links into an integrated entity.
Tensioning support tube is longitudinally whole or is formed by stacking by (2~6 sections) (referring to Fig. 7-1, Fig. 8-1).
In the utility model embodiment one and embodiment two, the upper shoulder pole girder 8 and lower end shoulder pole girder 13 are two halves
Formula structure can be bonded and separate, and every shoulder pole girder in the horizontal plane join through anchor hole 801/1301(is provided with by vertical intermediate direction
See Fig. 9-1~Fig. 9-2), it the anchor hole or is matched with drag-line or steel conduit outer diameter, the shoulder pole girder of two halves formula is enable to fill the span of a man's arms in drag-line
Or it is integral outside steel conduit, in the both sides of anchor hole, opposite position is opened there are two tensioning hole.
Embodiment three:
With the box anchor structure drag-line of anchor for thickening sealing device structure and spherical bearing structure
As shown in Figure 10, which thickeies the same embodiment of basic structure of the box anchor structure drag-line of anchor of sealing device structure
One, the tensioning mechanism includes the tensioning support tube 4 being arranged on counterforce structure, tension rod 7, upper shoulder pole girder 8, tensioning support foot
10, stretch-draw jack 11 and tensioning nut 12；With embodiment one the difference is that: have a thickening below tensioning support tube 4
Sealing device structure 201 has a spherical bearing 14 between bolt-nut 3 and anchor plate；Dragline anchorage can seal to thicken
Apparatus structure, using such dragline anchorage, making the installation of tensioning support tube 4, side pressure contracts in the upper surface for thickening sealing device at present
Short tensioning support tube length, reduces the moment of flexure of tensioning support tube, the design and installation of tensioning support tube is facilitated to use.In anchor
Gu increasing between nut 3 and anchor plate has a spherical bearing 14, spherical bearing it is adjustable due to construction and installation error cause drag-line with
Anchor plate end face out of plumb situation, keeps inhaul cable anchorage structure and Cable forces uniform.
Example IV:
It is a kind of for counterforce structure is counterforce structure otic placode double drag-lines of the box anchor structure of anchor:
As shown in Figure 11-1~Figure 11-2, which is the double drag-lines of the box anchor structure of anchor of counterforce structure otic placode
Basic structure is as in the first embodiment, include I 1a of anchor case, dragline anchorage 2, bolt-nut 3 and tensioning mechanism with counterforce structure；
With embodiment one the difference is that: the drag-line anchored has two, therefore its anchor for having counterforce structure
There are 2 I 104a(of steel conduit referring to Figure 12-1~Figure 12-3 on I 1a of case).
Embodiment five
A kind of counterforce structure is that steel conduit counter-force integral type step or threaded steel conduit add nut combined type step
The double drag-lines of the box anchor structure of anchor:
As shown in Figure 13-1~Figure 13-2, which is steel conduit counter-force integral type step or threaded steel conduit
Add the basic structure of the double drag-lines of the box anchor structure of anchor of nut combined type step with embodiment two；It still include having counterforce structure
II 1b of anchor case, dragline anchorage 2, bolt-nut 3 and tensioning mechanism；
With embodiment two the difference is that: since the drag-line anchored has two, there is 2 steel on II 1b of anchor case
II 104b(of conduit is referring to Figure 14-1~Figure 14-3).
Section Example, all realities using the utility model claims technical solution equivalents are only listed above
Mode is applied, is the protection scope of the utility model patent application.
Claims (6)
1. a kind of box anchor structure drag-line of anchor, including anchor case (1), dragline anchorage (2), bolt-nut (3) and tensioning mechanism, institute
It states anchor case to be set up directly on above stiff girder floorings, for whole box structure, it is characterised in that: the anchor case is with counter-force
The anchor case (1) of structure, the anchor case (1) include floorings (101), two pieces of anchor case side plates (102), anchor plate (103), steel conduit,
Front and back sealing plate (105) and anchor case upper sealing plate (106)；
Floorings (101) are used as anchor bottom plate, and two pieces of anchor case side plates (102) are located at anchor case two sides and are fixed on floorings (101),
The anchor plate (103) that centre is provided with anchor hole is located in the middle part of two pieces of anchor case side plates (102) and the fixed company of two pieces of anchor case side plates (102)
It connects, steel conduit is fixed on anchor plate (103), and central axes and anchor plate (103) are concentric, and front and back sealing plate (105) is located at two pieces
Upper lateral part before and after anchor case side plate is fixedly connected into box-shaped knot with the anchor case upper sealing plate (106) being located at the top of anchor case side plate (102)
Structure；
The counterforce structure is to be located at the counterforce structure otic placode (107) of anchor upper box part or be arranged on the steel conduit of anchor case
Integral type counter-force step structure；
The tensioning mechanism include the tensioning support tube (4) being arranged on counterforce structure, tension rod (7), upper shoulder pole girder (8),
Tensioning support foot (10), stretch-draw jack (11) and tensioning nut (12)；
Under installation condition, drag-line cable body (202) lower end is penetrated in the steel conduit of anchor case；Tensioning support tube (4) is covered in drag-line cable body
(202) outer patch conjunction is assembled integrally, also penetrates in steel conduit, and lower end withstands on the upper surface of drag-line lower end anchorage (2), tensioning mechanism
It is mounted on the counterforce structure of anchor upper box part setting.
2. the box anchor structure drag-line of a kind of anchor according to claim 1, it is characterised in that: described with counterforce structure
Anchor case (1) is anchor case I (1a), and the anchor case I (1a) includes floorings (101), two pieces of anchor case side plates (102), anchor plates
(103), steel conduit I (104a), two pieces of front and back sealing plates (105) and anchor case upper sealing plate (106),
Counterforce structure is anti-to be fixedly connected on the anchor case upper sealing plate (106) of anchor case I (1a), with two anchor case side plates (102)
Power structure otic placode (107)；
The tensioning mechanism includes tensioning support tube (4), tensioning fork ear (6), tension rod (7), upper shoulder pole girder (8), tensioning support
Foot (10), stretch-draw jack (11) and tensioning nut (12)；
Under installation condition, tensioning fork ear (6) set of the tensioning mechanism is inserted in fixed with two anchor case side plate (102) of anchor case I (1a)
On the counterforce structure otic placode (107) of connection and fixed by pin shaft (5), tension rod (7) is screwed on tensioning fork ear (6), two halves
Upper shoulder pole girder (8) alignment drag-line and the fitting assembly of tensioning rod aperture in formula.
3. the box anchor structure drag-line of a kind of anchor according to claim 2, it is characterised in that: under tensioning support tube (4)
There is a thickening sealing device structure (201) in face, and dragline anchorage is the dragline anchorage of band thickening sealing device structure, tensioning when installation
Support tube (4) lower end is pressed in the upper surface for thickening sealing device, is equipped with one between bolt-nut (3) and anchor plate (103)
Spherical bearing (14).
4. the box anchor structure drag-line of a kind of anchor according to claim 1, it is characterised in that: described with counterforce structure
Anchor case (1) is anchor case II (1b), and the anchor case II (1b) includes floorings (101), two pieces of anchor case side plates (102), anchor plates
(103), steel conduit II (104b), front and back sealing plate (105) and anchor case upper sealing plate (106)；
The counterforce structure be the steel conduit II (104b) of anchor case II (1b) counter-force integrated steel conduit step (1041) or
The combined type step (1042) that threaded steel conduit adds nut to constitute；
The tensioning mechanism include the tensioning support tube (4) being arranged on counterforce structure, tension rod (7), upper shoulder pole girder (8),
Tensioning support foot (10), pushing tow, stretch-draw jack (11), tensioning nut (12) and lower end shoulder pole girder (13)；
Under installation condition, the lower end shoulder pole girder (13) of two halves formula is filled the span of a man's arms in the counter-force one of the steel conduit II (104b) of anchor case II (1b)
Outside combined type step (1042) lower end outer circle that body formula steel conduit step (1041) or threaded steel conduit add nut to constitute,
Fitting assembly is integral, and shoulder pole girder (8) is filled the span of a man's arms outside drag-line in two halves formula, and fitting assembly is integral, and lower end surface is pressed over support
Cylinder (4) upper surface, tension rod (7) is interted into shoulder pole girder two side holes, tensioning nut (12) are equipped under the shoulder pole girder of lower end；
Tensioning support foot (10), temporary lock nut (9), stretch-draw jack (11), tensioning nut are sequentially installed on upper shoulder pole girder (8)
(12).
5. the box anchor structure drag-line of a kind of anchor according to claim 1,2,3 or 4, it is characterised in that: the tensioning branch
Support cylinder (4) or for two halves circular ring type structure tensioning support tube I (41), can be bonded and separate, or to open the annulus knot of U-shaped mouth
Structure tensioning support tube II (42) or the Ha Fushi structure tensioning support tube III (43) of 2~6 valve splits, be bolted or from
Lock slot mode links into an integrated entity, and tensioning support tube is longitudinally whole or is formed by stacking by 2~6 sections.
6. the box anchor structure drag-line of a kind of anchor according to claim 1,2,3 or 4, it is characterised in that: the upper shoulder pole
Beam (8) and lower end shoulder pole girder (13) are two-half structure, can be bonded and separate, and every shoulder pole girder is vertical intermediate in the horizontal plane
Through anchor hole (801/1301) is provided with, which matches with drag-line or steel conduit outer diameter, makes the shoulder pole girder of two halves formula in direction
It can fill the span of a man's arms integral outside drag-line or steel conduit, in the both sides of anchor hole, opposite position is opened there are two tensioning hole.
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| CN201821875808.4U CN209144669U (en) | 2018-11-14 | 2018-11-14 | A kind of box anchor structure drag-line of anchor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109295861A (en) * | 2018-11-14 | 2019-02-01 | 柳州欧维姆机械股份有限公司 | A kind of box anchor structure drag-line of anchor and its stretch-draw construction method |
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2018
- 2018-11-14 CN CN201821875808.4U patent/CN209144669U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109295861A (en) * | 2018-11-14 | 2019-02-01 | 柳州欧维姆机械股份有限公司 | A kind of box anchor structure drag-line of anchor and its stretch-draw construction method |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20190723 Effective date of abandoning: 20230801 |