CN110004835A - A kind of suspension cable anchor fixing device and pressure anchor method - Google Patents
A kind of suspension cable anchor fixing device and pressure anchor method Download PDFInfo
- Publication number
- CN110004835A CN110004835A CN201910320082.0A CN201910320082A CN110004835A CN 110004835 A CN110004835 A CN 110004835A CN 201910320082 A CN201910320082 A CN 201910320082A CN 110004835 A CN110004835 A CN 110004835A
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- China
- Prior art keywords
- anchor
- suspension cable
- unit
- walking
- fixing device
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/14—Towers; Anchors ; Connection of cables to bridge parts; Saddle supports
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The present invention relates to technical field of bridge construction, in particular to a kind of suspension cable anchor fixing device and pressure anchor method.Including can walk in the horizontal direction walking unit, the swivel unit of walking unit can be rotationally connected with around vertical axis and be set on swivel unit enter anchor unit for stretch-draw anchor suspension cable.The device of the invention structure is simple, can easily adjust into anchor location, corner and direction, enters anchor and pressure anchor convenient for suspension cable with most suitable posture, and entire adjustment process and pressure anchor method are simple and efficient, and versatile, have great promotional value.
Description
Technical field
The present invention relates to technical field of bridge construction, in particular to a kind of suspension cable anchor fixing device and pressure anchor method.
Background technique
Pressing anchor is the important construction link of stayed Cable Construction process, and main beam-ends pressure anchor mode has rope traction pressure
The soft traction pressure anchor of anchor, steel strand wires, tension rod draw pressure anchor, various ways combination traction pressure anchor etc. firmly, and corresponding pressure anchor tooling is set
Standby includes mainly hoist engine, jack, support foot, steel strand wires, tension rod etc., and required tooling device is more, less economical;For
The different ropes of same project are long, Suo Chong suspension cable, generally use different pressure anchor methods, need using different pressure anchor toolings and
Equipment, poor universality;Press each component of anchor tooling mostly respectively independent, complicated heavy, safety is difficult to guarantee;Group is needed when use
Dress, low efficiency, mechanization, the degree of automation are low.
Summary of the invention
Present invention aim to solve the existing complicated heaviness of suspension cable pressure anchor tooling device, economic and versatility
Difference, the technical problems such as security reliability is poor, the degree of automation is low provide a kind of suspension cable anchor fixing device and pressure anchor method.
The technical solution of the present invention is as follows: a kind of suspension cable anchor fixing device, it is characterised in that: including that can walk in the horizontal direction
Walking unit, can be rotationally connected with around vertical axis the swivel unit of walking unit and be set to swivel unit on be used for
Stretch-draw anchor suspension cable enters anchor unit.
The further swivel unit includes swivel bracket;The swivel bracket can rotationally connect branch around vertical axis
Support is in walking unit.
The second idler wheel is provided in the further walking unit;The swivel bracket is supported on the second idler wheel.
The second limit that restricted swivel bracket from pulling away is arranged between the further swivel bracket and walking unit fills
It sets;Second limiting device lower end is fixed in walking unit, and upper end is vertically extending to swivel bracket circumferential side portion.
Entering anchor unit described in further includes pedestal;The pedestal is that swivel branch can be rotationally articulated with around horizontal axis
The frame structure of frame is provided with the second oil cylinder that driving pedestal is rotated around coercive mechanism between pedestal and swivel bracket.
Entering anchor unit described in further further includes telescopic arm;Driving telescopic arm is provided between the pedestal and telescopic arm
The third oil cylinder moved along its axis.
Multiple locating slots along its axially spaced-apart arrangement are offered on the groove body side wall of the further telescopic arm;It is described
The positioning key that telescopic arm is fixed in locating slot can be protruded by being equipped on pedestal.
Further third oil cylinder shell is articulated on pedestal, and pushing end, which is provided with to protrude into locating slot, enters anchor key.
It further include further the walking track being laid in the horizontal direction;The walking unit is slidably connected to walking track
On.
The further walking unit includes walking frame;It is de- that restricted walking frame is arranged in the walking frame lower end
First limiting device of walking track out.
Further it further includes walking thrustor.
The further walking thrustor includes the first oil cylinder;The housing hinge of first oil cylinder is in walking track
On, pushing end is articulated on walking frame.
A kind of pressure anchor method, it is characterised in that: the suspension cable of beam-ends is moved into anchor unit and it is fixed temporarily,
Suspension cable is adjusted to specifying into anchor location by walking unit, and the level angle of suspension cable is adjusted by swivel unit, is finally led to
It crosses and adjusts vertical inclination angle into anchor unit and be overlapped suspension cable center line to be installed with suspension cable center line after molding, along oblique pull
Rope center line stretching oblique steel for wire drawing connects the subsequent trailer system pre-set and suspension cable anchor head to predetermined position
It connects, completes the pressure anchor work of pressure anchor arrangement.
The walking unit that passes through described in further adjusts suspension cable to the method specified into anchor location are as follows: according to suspension cable
Beam-ends enters anchor location, is laid with walking track, driving walking unit along walking track sliding can be adjusted suspension cable to specify into
Anchor location.
The method of the level angle that suspension cable is adjusted by swivel unit are as follows: driving swivel unit around
Vertical axis rotation, adjusts the posture of the suspension cable on anchor unit, makes the level angle of suspension cable and enters the level of anchor location
Angle is overlapped.
It is further described to be adjusted after vertical inclination angle makes suspension cable center line and molding to be installed by entering anchor unit
Suspension cable center line be overlapped method are as follows: be driven into anchor unit around horizontal axis rotate, adjust the vertical inclination angle of suspension cable, make
The center line for entering suspension cable to be installed and suspension cable after molding on anchor unit overlaps.
Advantages of the present invention has: 1, structure is simple, can adapt to the suspension cable pressure anchor of same project different length and specification
Construction, overall cost are low.
2, turntable angle and telescopic arm adjustable angle are able to use the suspension cable pressure anchor operation of different spaces angle, are applicable in
Property is strong.
3, walking unit is positioned along track walking, can accurately reach the position of suspension cable designated mounting.
4, pressure anchor operation is completed in promotion of the suspension cable on pressure anchor arrangement through walking telescopic arm, high-efficient, safely may be used
It leans on.
The device of the invention structure is simple, can easily adjust into anchor location, corner and direction, convenient for suspension cable with most
Suitable posture enters anchor and pressure anchor, and entire adjustment process and pressure anchor method are simple and efficient, and versatile, has and greatly promotes
Value.
Detailed description of the invention
Fig. 1: the top view of anchor fixing device of the present invention;
Fig. 2: the side view of anchor fixing device of the present invention;
Fig. 3: anchor fixing device of the present invention enters anchor cellular construction schematic diagram;
Fig. 4: present invention walking track, walking frame and swivel support connection structure schematic diagram;
Fig. 5: the present invention presses anchor structure schematic diagram;
Wherein: 1-walking unit;1.1-walking frames;1.2-the first limiting device;1.3-the first idler wheel;1.4—
First oil cylinder;2-swivel units;2.1-swivel brackets;2.2-the second idler wheel;2.3-the second limiting device;3-enter anchor list
Member;3.1-pedestals;3.2-the second oil cylinder;3.3-telescopic arms;3.4-third oil cylinders;3.5-locating slots;3.6-positioning keys;
3.7-enter anchor key;4-walking tracks;5-subsequent trailer systems;A-suspension cable beam-ends;B-suspension cable anchor head.
Specific embodiment
The following further describes the present invention in detail with reference to the accompanying drawings and specific embodiments.
Such as Fig. 1~5, a kind of suspension cable anchor fixing device, the anchor fixing device of the present embodiment includes three units, respectively can edge
The walking unit 1 of horizontal direction walking can be rotationally connected with the swivel unit 2 of walking unit and is set to around vertical axis
Enter anchor unit 3 for stretch-draw anchor suspension cable on swivel unit 2.
As shown in Figure 1, the present embodiment is equipped with walking track 4, walking track 4 is the plane rail being laid with according to actual needs
Road, can be linear and can also be is arc line shaped or other shapes, as long as can satisfy the requirement of transport walking unit i.e.
It can.Walking unit 1 is slidably connected on walking track 4.Walking unit 1 includes walking frame 1.1, and walking 1.1 lower end of frame is set
It is equipped with the first limiting device 1.2 of the limitation walking abjection walking track 4 of frame 1.1, the first limiting device 1.2 is vertically arranged
Plate structure, upper end be fixed on walking frame 1.1 on, lower end be hooked on walking track 4 on limitation walking frame 1.1 deviate from.
In actual use, it is convenient for by the way that walking thrustor is arranged between walking frame 1.1 and walking track 4 to walking
Frame 1.1 is driven, as shown in Figure 1, walking thrustor includes the first oil cylinder 1.4, the housing hinge of the first oil cylinder 1.4 in
It walks on track 4, pushing end is articulated on walking frame 1.1.First oil cylinder, 1.4 pushing tow walks frame 1.1 along walking 4 row of track
Into movement.
As shown in Figure 1, swivel unit 2 is the main unit for adjusting level angle, swivel unit 2 includes swivel bracket
2.1, swivel bracket 2.1 is discoidal supporting structure, and swivel bracket 2.1 can rotationally be connected around vertical axis is supported on walking
On frame 1.1.Connection between the swivel bracket 2.1 of the present embodiment and frame 1.1 of walking is to roll connection, frame 1.1 of walking
On be provided with the second idler wheel 2.2, swivel bracket 2.1 is supported on the second idler wheel 2.2.
The second limiting device 2.3 that restricted swivel bracket 2.1 is deviate from is set between swivel bracket 2.1 and walking unit 1,
Second limiting device, 2.3 structure is similar with the first limiting device 1.2, as shown in figure 4,2.3 lower end of the second limiting device is fixed on
In walking unit 1, upper end is vertically extending to swivel 2.1 circumferential side portion of bracket.In use, swivel bracket 2.1 is in the second idler wheel
It is rotated on 2.2, the second limiting device 2.3 limitation swivel bracket 2.1 deviates from the second idler wheel 2.2.
There are two effects for the anchor unit 3 that enters of the present embodiment, first is that for suspension cable to be fixed, second is that for adjusting tiltedly
The vertical inclination angle of drag-line.As shown in Figures 2 and 3, entering anchor unit 3 includes pedestal 3.1, and pedestal 3.1 is that can rotationally cut with scissors around horizontal axis
Be connected to swivel bracket 2.1 frame structure, 3.1 one end of pedestal articulated connection in swivel bracket 2.1, the other end with swivel bracket
The second oil cylinder 3.2 that driving pedestal 3.1 is rotated around coercive mechanism is provided between 2.1.Pedestal 3.1 is driven by the second oil cylinder 3.2
It is rotated around coercive mechanism, the vertical inclination angle of suspension cable can be adjusted.
The part for entering the fixed suspension cable of anchor unit 3 is as shown in Figures 2 and 3, including telescopic arm 3.3, telescopic arm 3.3 are that upper end is opened
The groove-like structure of mouth, suspension cable are placed in telescopic arm 3.3.Driving telescopic arm is provided between pedestal 3.1 and telescopic arm 3.3
The 3.3 third oil cylinders 3.4 moved along its axis.The present embodiment drives 3.3 step-by-step movement of telescopic arm mobile by third oil cylinder 3.4,
Realize the tensioning to suspension cable.As shown in Fig. 2, being offered on the groove body side wall of telescopic arm 3.4 multiple along its axially spaced-apart arrangement
Locating slot 3.5, the positioning key 3.6 that telescopic arm 3.3 is fixed in locating slot 3.5 can be protruded by being equipped on pedestal 3.1.Third
3.4 housing hinge of oil cylinder enters anchor key 3.7 on pedestal 3.1, pushing end is provided with to protrude into locating slot 3.5.In use, logical
It crosses and converts into anchor key 3.7 and the corresponding different locating slot 3.5 of positioning key 3.6, can be realized the quick tensioning to suspension cable.
The present embodiment specifically press anchor method the following steps are included:
S1: according to the anchor location that enters of suspension cable beam-ends a, it is laid with the walking track 4 of suspension cable anchor fixing device, by anchor fixing device
It is mounted on walking track 4 and is debugged;
S2: as shown in Figure 1, suspension cable beam-ends a is moved on the telescopic arm 3.3 of anchor unit 3, suspension cable anchor head b stretches out
Enter the pedestal 3.1 of anchor unit 3, and suspension cable anchor head b and pedestal 3.1 are fixed temporarily;
S3: as shown in Figure 1, the first oil cylinder 1.4 of starting, pushes walking unit 1, and cooperate the first idler wheel 1.3 and the first limit
Position device 1.2 makes walking unit 1 be moved to suspension cable on walking track 4 and specifies into anchor location, and in walking process, swivel is single
Member 2 will be according to the pose adjustment corner of suspension cable;
S4: as shown in Fig. 2, the second oil cylinder 3.2 of starting, adjusts the vertical angle for the telescopic arm 3.3 being mounted on pedestal 3.1
Degree, is overlapped suspension cable center line to be installed with suspension cable center line after molding;
S5: as shown in figure 3, the third oil cylinder 3.4 of 3.1 two sides of pedestal gradually pushing tow telescopic arm 3.3, drives suspension cable anchor head
B enters scheduled position;
S6: as shown in figure 5, the subsequent trailer system 5 pre-set is connect with suspension cable anchor head b, pressure anchor is completed
The pressure anchor work of equipment.
After the completion, it removes pressure anchor to be arranged to home position, during removal, need to temporarily remove walking unit 1 and swivel is single
The part of member 2 and cable body interference, is installed again after removal to original position.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, various changes and improvements may be made to the invention without departing from the spirit and scope of the present invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent defines.
Claims (15)
1. a kind of suspension cable anchor fixing device, it is characterised in that: including can walk in the horizontal direction walking unit (1), can be around perpendicular
Straight axis is rotationally connected with the swivel unit (2) of walking unit and is set to oblique for stretch-draw anchor on swivel unit (2)
Drag-line enters anchor unit (3).
2. suspension cable anchor fixing device as described in claim 1, it is characterised in that: the swivel unit (2) includes swivel bracket
(2.1);The swivel bracket (2.1) can rotationally connect around vertical axis and be supported on walking unit (1).
3. suspension cable anchor fixing device as claimed in claim 2, it is characterised in that: be provided with second on the walking unit (1)
Idler wheel (2.2);The swivel bracket (2.1) is supported on the second idler wheel (2.2).
4. suspension cable anchor fixing device as claimed in claim 2 or claim 3, it is characterised in that: the swivel bracket (2.1) and walking are single
The second limiting device (2.3) of restricted swivel bracket (2.1) abjection is set between first (1);Second limiting device (2.3)
Lower end is fixed on walking unit (1), and upper end is vertically extending to swivel bracket (2.1) circumferential side portion.
5. suspension cable anchor fixing device as claimed in claim 4, it is characterised in that: it is described enter anchor unit (3) include pedestal
(3.1);The pedestal (3.1) is the frame structure that swivel bracket (2.1) can be rotationally articulated with around horizontal axis, pedestal
(3.1) the second oil cylinder (3.2) that driving pedestal (3.1) is rotated around coercive mechanism is provided between swivel bracket (2.1).
6. a kind of suspension cable anchor fixing device as claimed in claim 5, it is characterised in that: it is described enter anchor unit (3) further include stretching
Contracting arm (3.3);Driving telescopic arm (3.3) moves along its axis the is provided between the pedestal (3.1) and telescopic arm (3.3)
Three oil cylinders (3.4).
7. suspension cable anchor fixing device as claimed in claim 6, it is characterised in that: on the groove body side wall of the telescopic arm (3.4)
Offer multiple locating slots (3.5) along its axially spaced-apart arrangement;Locating slot can be protruded by being equipped on the pedestal (3.1)
(3.5) positioning key (3.6) that telescopic arm (3.3) is fixed.
8. suspension cable anchor fixing device as claimed in claims 6 or 7, it is characterised in that: third oil cylinder (3.4) housing hinge is in base
On seat (3.1), pushing end, which is provided with to protrude into locating slot (3.5), enters anchor key (3.7).
9. suspension cable anchor fixing device as described in claim 1, it is characterised in that: further include the walking rail being laid in the horizontal direction
Road (4);The walking unit (1) is slidably connected in walking track (4).
10. the suspension cable anchor fixing device as described in claim 1 or 9, it is characterised in that: the walking unit (1) includes walking frame
Frame (1.1);First limit of restricted walking frame (1.1) abjection walking track (4) of walking frame (1.1) lower end setting
Device (1.2).
11. any suspension cable anchor fixing device as claimed in claim 9, it is characterised in that: it further includes walking thrustor.
12. a kind of suspension cable anchor fixing device as described in claim 1 as claimed in claim 11, it is characterised in that: described
Thrustor of walking includes the first oil cylinder (1.4);The housing hinge of first oil cylinder (1.4) in walking track (4) on, pushing tow
End is articulated in walking frame (1.1).
13. a kind of pressure anchor method using anchor fixing device as described in claim 1, it is characterised in that: by the suspension cable of beam-ends
It moves into anchor unit (3) and it is fixed temporarily, suspension cable is adjusted to specifying into anchor location by walking unit (1), is led to
The level angle that swivel unit (2) adjust suspension cable is crossed, adjust vertical inclination angle by entering anchor unit (3) and drives suspension cable to pre-
Positioning is set, and the subsequent trailer system pre-set is connect with suspension cable anchor head, completes the pressure anchor work of pressure anchor arrangement.
14. pressure anchor method as claimed in claim 13, it is characterised in that: described to adjust suspension cable by walking unit (1)
To the method specified into anchor location are as follows: according to the anchor location that enters of suspension cable beam-ends, be laid with walking track (4), drive walking unit
(1) suspension cable can be adjusted to specifying into anchor location along walking track (4) sliding.
15. pressure anchor method as claimed in claim 13, it is characterised in that: described to adjust suspension cable by swivel unit (2)
Level angle, the method that adjusts vertical inclination angle by entering anchor unit (3) are as follows: driving swivel unit (2) is rotated around vertical axis,
The posture for adjusting the suspension cable on anchor unit (1) is driven into anchor unit (3) and rotates around horizontal axis, adjusts the perpendicular of suspension cable
To inclination angle, the center line of suspension cable to be installed and suspension cable after molding on anchor unit (3) is made to overlap.
Priority Applications (1)
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CN201910320082.0A CN110004835A (en) | 2019-04-19 | 2019-04-19 | A kind of suspension cable anchor fixing device and pressure anchor method |
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CN201910320082.0A CN110004835A (en) | 2019-04-19 | 2019-04-19 | A kind of suspension cable anchor fixing device and pressure anchor method |
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Family
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CN201910320082.0A Pending CN110004835A (en) | 2019-04-19 | 2019-04-19 | A kind of suspension cable anchor fixing device and pressure anchor method |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110842390A (en) * | 2019-11-29 | 2020-02-28 | 中交第二航务工程局有限公司 | Inhaul cable outer sleeve welding device |
CN112942133A (en) * | 2021-04-01 | 2021-06-11 | 中交二航局第二工程有限公司 | Tensioning and positioning device and method for front fulcrum hanging basket |
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CN2055837U (en) * | 1989-09-27 | 1990-04-11 | 中国建筑科学研究院建筑结构研究所 | Trailing tension device for big tonnage rigging |
CN101195988A (en) * | 2007-12-27 | 2008-06-11 | 中交第二航务工程局有限公司 | Soft, hard composite three-leveltraction technique for stay cables and connecting device thereof |
CN101581075A (en) * | 2007-12-27 | 2009-11-18 | 中交第二航务工程局有限公司 | Connecting device with three-stage traction of stay cables and soft and hard combination |
DE102009029892A1 (en) * | 2008-11-01 | 2011-09-15 | Reinhard Klöckner | Device i.e. anchorage body, for anchorage of wires or cables of network elements in mountainous region, has grouted bodies merged in area and penetrated mutually such that body has cone or truncated pyramid-shape |
US20120216357A1 (en) * | 2009-11-06 | 2012-08-30 | Dong-A University Research Foundation For Industry-Academy Cooperation | Constructing method of cable-stayed bridge and temporary cable therefor |
CN203334186U (en) * | 2013-05-27 | 2013-12-11 | 武汉二航路桥特种工程有限责任公司 | A wheel type device for cable-stayed bridge floor press anchoring |
CN210262726U (en) * | 2019-04-19 | 2020-04-07 | 中交第二航务工程局有限公司 | Anchor pressing device for stay cable |
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2019
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CN2055837U (en) * | 1989-09-27 | 1990-04-11 | 中国建筑科学研究院建筑结构研究所 | Trailing tension device for big tonnage rigging |
CN101195988A (en) * | 2007-12-27 | 2008-06-11 | 中交第二航务工程局有限公司 | Soft, hard composite three-leveltraction technique for stay cables and connecting device thereof |
CN101581075A (en) * | 2007-12-27 | 2009-11-18 | 中交第二航务工程局有限公司 | Connecting device with three-stage traction of stay cables and soft and hard combination |
DE102009029892A1 (en) * | 2008-11-01 | 2011-09-15 | Reinhard Klöckner | Device i.e. anchorage body, for anchorage of wires or cables of network elements in mountainous region, has grouted bodies merged in area and penetrated mutually such that body has cone or truncated pyramid-shape |
US20120216357A1 (en) * | 2009-11-06 | 2012-08-30 | Dong-A University Research Foundation For Industry-Academy Cooperation | Constructing method of cable-stayed bridge and temporary cable therefor |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110842390A (en) * | 2019-11-29 | 2020-02-28 | 中交第二航务工程局有限公司 | Inhaul cable outer sleeve welding device |
CN110842390B (en) * | 2019-11-29 | 2021-09-03 | 中交第二航务工程局有限公司 | Inhaul cable outer sleeve welding device |
CN112942133A (en) * | 2021-04-01 | 2021-06-11 | 中交二航局第二工程有限公司 | Tensioning and positioning device and method for front fulcrum hanging basket |
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