阅读说明：本技术 一种应用于桥梁拉索安装装置的拉伸机构及其拉伸方法 (A kind of drawing mechanism and its drawing process applied to bridge cable mounting device ) 是由 赵性宝 于 2019-09-02 设计创作，主要内容包括：一种应用于桥梁拉索安装装置的拉伸机构及其拉伸方法,涉及桥梁工程技术领域,具体第一固定锚；第一固定锚通过桥梁端部预埋的地脚螺栓固定在桥面上,第一固定锚内部设置有第一行走驱动机构,第一行走驱动机构通过驱动钢丝绳与拉伸固定机构固定连接,拉伸固定机构另一端通过钢丝绳与第一行走从动机构固定连接,拉伸固定机构还设置在四组平行设置的分段导轨上,拉伸固定机构的内部设置有第二行走机构,第二行走机构上的端部设置有锚定机构,第二行走机构通过锚定机构与桥梁拉索的端部固定连接；本发明通过设置粗略位置确定和精确位置固定,保证桥梁拉索的拉伸工作,无需其他拉伸设备,减少工作成本,增加工作效率。(A kind of drawing mechanism and its drawing process applied to bridge cable mounting device is related to technical field of bridge engineering, the specific first fixed anchor；First fixed anchor is fixed on bridge floor by the pre-buried foundation bolt in bridge end, first fixed anchor is internally provided with the first hoofing part mechanism, first hoofing part mechanism is fixedly connected by driving wirerope with fixed mechanism is stretched, it stretches the fixed mechanism other end and is fixedly connected by wirerope with the first walking follower, fixed mechanism is stretched to be additionally arranged on four groups of sectional guide rails disposed in parallel, stretch fixed mechanism is internally provided with the second walking mechanism, end in second walking mechanism is provided with anchor mechanism, second walking mechanism is fixedly connected by anchor mechanism with the end of bridge cable；The present invention is determining by setting rough position and exact position is fixed, and guarantees the drawing work of bridge cable, is not necessarily to other stretchers, reduces job costs, increases working efficiency.)

1. a kind of drawing mechanism applied to bridge cable mounting device, it is characterised in that: including the first fixed anchor (1), second Fixed anchor (2), the first hoofing part mechanism (3), stretch fixed mechanism (5), anchor mechanism (6) at the first walking follower (4) With the second walking mechanism (7)；

Described first fixed anchor (1) is fixed on bridge floor by the pre-buried foundation bolt in bridge end, described first fixed anchor (1) It is internally provided with the first hoofing part mechanism (3), first hoofing part mechanism (3) is by driving wirerope (3-3) and draws It stretches fixed mechanism (5) to be fixedly connected, stretching fixed mechanism (5) other end passes through wirerope and the first walking follower (4) it is fixedly connected, first walking follower (4) is fixed on the bridge column by second fixed anchor (2), described It stretches fixed mechanism (5) to be additionally arranged on four groups of sectional guide rails (8) disposed in parallel, sectional guide rail (8) both ends are solid respectively On described first fixed anchor (1) and second fixed anchor (2), stretching fixed mechanism (5) is internally provided with for fixed setting Two walking mechanisms (7), the end on second walking mechanism (7) are provided with anchor mechanism (6), second walking mechanism (7) it is fixedly connected by the anchor mechanism (6) with the end of bridge cable, is additionally provided on second walking mechanism (7) The several groups limiting groove (5-5) processed inside position-limit mechanism (9), the position-limit mechanism (9) and stretching fixed mechanism (5) Match；

First hoofing part mechanism (3) includes the first travel driving motor (3-1), the first travel driving motor (3- 1) input terminal of main shaft and one group of retarder is cooperatively connected, the output end of the retarder and one group of hoofing part roller (3-2) Roller bearing be fixedly connected, the hoofing part roller (3-2) is arranged on described first fixed anchor (1) by roller frame (3-8), Driving wirerope (3-3), the other end of driving wirerope (3-3) and institute are wound on the hoofing part roller (3-2) It states stretching fixed mechanism (5) to be fixedly connected, is provided with position fixed disk (3-4) on the roller bearing of the hoofing part roller (3-2), Work has several groups position fixed groove (3-5), the rolling of position fixed disk (3-4) side on the position fixed disk (3-4) , the position fixed inserted block (3-6) with the position of position fixed groove (3-5) quantity Matching is provided in tub (3-8) Fixed inserted block (3-6) setting is on the movable end of position fixed cylinder (3-7), the fixing end of the position fixed cylinder (3-7) It is arranged on the roller frame (3-8), the cooperation of the position fixed inserted block (3-6) and the position fixed groove (3-5) is closed The position hoofing part roller (3-2) is fixed by system；

The stretching fixed mechanism (5) includes stretching fixed frame (5-1), is machined with four on the stretching fixed frame (5-1) The mobile slot of group, the mobile slot are cylindrical hole, and several groups auxiliary movement is provided on the mobile slot inner face Idler wheel (5-2), the auxiliary shifting roller (5-2) are arranged on movable idler wheel shelf (5-3), and the movable idler wheel shelf (5-3) is logical It crosses damping device (1-4) to be arranged in inside the installation slotted eye processed on mobile slot inner face, the stretching fixed frame (5-1) It is internally provided with walking shell (5-4), the walking shell (5-4) is internally provided with the second walking mechanism (7), the walking shell The limiting groove (5-5) is machined on body (5-4) inner face；One group of movement is provided on the stretching fixed frame (5-1) Lifting lug, the mobile lifting lug are fixedly connected with the driving wirerope (3-3).

2. a kind of drawing mechanism applied to bridge cable mounting device according to claim (1), it is characterised in that: institute Stating damping device (1-4) includes damping device (1-4-2) and upper damping device (1-4-1) under one group, is added on the mobile slot Work has installation slotted eye, and the installation slotted eye bottom end is fixed with the lower damping device (1-4-2), the lower damping device (1-4- 2) be fixedly connected with the movable idler wheel shelf (5-3), the upper end of the movable idler wheel shelf (5-3) also with upper damping device (1-4- 1) it connects, the upper damping device (1-4-1) is fixedly connected with the upper surface of the installation slotted eye.

The upper damping device (1-4-1) is several groups damping spring (1-4-1-1)；Described damping spring (1-4-1-1) one end It is fixedly connected with the upper surface of installation slotted eye, the other end and movable idler wheel shelf (5-3) of the damping spring (1-4-1-1) are fixed Connection；

The lower damping device (1-4-2) includes one group of damping top plate (1-4-2-1) and one group of damping bottom plate (1-4-2-2), institute It states damping top plate (1-4-2-1) to be fixedly connected with movable idler wheel shelf (5-3), the damping bottom plate (1-4-2-2) is fixed at The installation slotted eye bottom is machined with limiting slot (1-4-2-3) on the damping bottom plate (1-4-2-2), the limiting slot (1-4- It is provided in 2-3) in the hinged first damping cross board (1-4-2-4) of X and the second damping cross board (1-4-2-5), described first The top of damping cross board (1-4-2-4) and the second damping cross board (1-4-2-5) passes through shaft and damping top plate (1-4-2- 1) hingedly, the lower end of the first damping cross board (1-4-2-4) and the second damping cross board (1-4-2-5) is provided with two groups of limits Idler wheel (1-4-2-6), the first damping cross board (1-4-2-4) and the second damping cross board (1-4-2-5) pass through lower end Limited roller (1-4-2-6) sliding in the limiting slot (1-4-2-3), the both ends of the limiting slot (1-4-2-3) are provided with Several groups spring (1-4-2-7), the other end of the spring (1-4-2-7) and the first damping cross board (1-4-2-4) and second The lower end of damping cross board (1-4-2-5) is fixedly connected.

3. a kind of drawing mechanism applied to bridge cable mounting device according to claim 1, it is characterised in that: described First fixed anchor (1) includes fixed anchor body (1-1), and the fixed anchor body lower end (1-1) is solid metal anchor body, the fixed anchor The lower end body (1-1) is machined with installation through-hole (1-2), and the position of the installation through-hole (1-2) is opposite with pre-embedded anchoring bolts size It answers, the installation through-hole (1-2) is connected to one group of nut fixed mounting hole (1-3), and the pre-embedded anchoring bolts are arranged described In installation through-hole (1-2), and the end of the pre-embedded anchoring bolts is in the nut fixed mounting hole (1-3), described pre- Buried foot bolt end is provided with fixture nut；Fixed anchor body (1-1) top is fixedly installed the first hoofing part mechanism (3)。

4. a kind of drawing mechanism applied to bridge cable mounting device according to claim 1, it is characterised in that: described Second fixed anchor (2) include two groups of symmetrical fixed frames (2-1), and fixed frame (2-1) both ends are machined with fixation respectively Wing plate (2-2), fixing screwed hole is machined on the fixed wing plate (2-2), and fixed frame described in two groups (2-1) passes through anchoring spiral shell Bolt is fixedly connected, and bridge column is fixed in the space that fixed frame described in two groups is fixedly connected to form, fixed frame described in two groups It is fixedly connected with one group of mounting platform (2-3).

5. a kind of drawing mechanism applied to bridge cable mounting device according to claim 1, it is characterised in that: described Second walking mechanism (7) includes one group of second movable motor (7-1), the second movable motor (7-1) main shaft and one group second Hoofing part lead screw (7-2) is fixedly connected, and is provided on the second hoofing part lead screw (7-2) and second hoofing part Lead screw (7-2) matched ball-screw nut, the ball-screw nut outer end is arranged with the second walking slide (7-3), described Second walking slide (7-3) is matched with the walking shell (5-4), and the end of second walking slide (7-3) is provided with Anchor mechanism (6), it is described second walking slide (7-3) outer end face on be arranged limited position mechanism (9)；The second walking slide Two groups of mobile through-holes are machined on (7-3), the walking slide is additionally arranged on two groups of moving guide rails, and the moving guide rail passes through Rail brackets setting is internal in walking shell (5-4).

6. a kind of drawing mechanism applied to bridge cable mounting device according to claim 5, it is characterised in that: described Anchor mechanism (6) includes one group of anchor pin (6-1), and the anchor pin (6-1) is arranged in the end of the second walking slide (7-3), The end of second walking slide (7-3) is machined with one group of pin hole corresponding with the anchor pin (6-1).

7. a kind of drawing mechanism applied to bridge cable mounting device according to claim 5, it is characterised in that: described Position-limit mechanism (9) includes one group of limit electric cylinder (9-1), and the limit electric cylinder (9-1) is mounted on the second walking slide In the mounting groove processed on (7-3), the movable end of limit electric cylinder (9-1) is fixedly connected with one group of limit card block (9-2), The limiting card matches with the limiting groove (5-5) fastly.

8. a kind of drawing mechanism applied to bridge cable mounting device according to claim 7, it is characterised in that: several The group limiting groove (5-5) is equidistantly processed on the inner face of walking shell (5-4).

9. a kind of drawing mechanism applied to bridge cable mounting device according to claim 7, it is characterised in that: described Sectional guide rail (8) includes the sub- guide rail of several groups (8-1), and one end of the sub- guide rail (8-1) is threaded installation end (8-2), The other end of the sub- guide rail (8-1) is machined with the threaded mounting hole (8-3) with threaded mounting end (8-2) cooperation, and the son is led Rail (8-1) is detachably connected by the matching relationship of threaded mounting end (8-2) and threaded mounting hole (8-3).

10. it is a kind of using claim 1-9 it is one of any described in a kind of drawing mechanism applied to bridge cable mounting device Drawing process, which is characterized in that this method comprises the following steps:

Step a: equipment installation: first fixed anchor (1) is fixed on bridge top surface by fixture nut (1-4), second is consolidated Determine anchor (2) fixation to be anchored on bridge column, splice sectional guide rail (8), splicing completion will stretch fixed mechanism (5) setting and exist On each sectional guide rail (8), sectional guide rail (8) is fixed at first fixed anchor (1) and the second fixed anchor after being provided with (2) between, by first walking mechanism setting first fixed anchor (1), the first walking follower setting is fixed into anchor second (2), the first hoofing part mechanism (3) and the first walking follower are fixedly connected with stretching fixed mechanism (5) respectively, are completed The installation of device；

Step b: the installation and fixation of bridge zipper: one end of bridge zipper being arranged in pin hole by anchor pin (6-1), complete The fixation of pairs of zipper end；

Step c: the rough location of bridge cable stretches: it is whole to open the first hoofing part mechanism (3) driving stretching fixed mechanism (5) Body is mobile, from close to bridge center pillar to far from the middle part of bridge；Near walking to predetermined position；

Step d: the accurate stretching of bridge zipper position: after the completion of rough location stretches, pass through position fixed groove (3-5) and position The matching relationship for setting fixed inserted block (3-6) is locked by the first hoofing part mechanism (3), opens, the second walking mechanism (7), completes The accurate determination of position, by installation tool, bridge zipper is installed after determining.

Technical field:

The present invention relates to technical field of bridge engineering, and in particular to a kind of stretching-machine applied to bridge cable mounting device Structure and its drawing process.

Background technique:

Bridge refers generally to be erected in rivers,lakes and seas, the structures for making traffic etc. that can smoothly pass through.It is modern to adapt to The transportation industry of high speed development, bridge be also extended to across mountain stream, unfavorable geology or meet other traffic need and set up make Current more convenient and fast building.Bridge is generally made of superstructure, substructure, support and attached structure, top knot Structure is also known as bridge span structure, is across the primary structure of obstacle；Substructure includes abutment, bridge pier and basis；Support is spanning knot The load transfer device of the bearing place setting of structure and bridge pier or abutment；Attached structure then refer to transition slab at bridge head, truncated cone banking, shore protection, Training works etc.；

Wherein, an important component of the bridge cable as bridge capacity, played during bridge erection to Important role is closed, current bridge cable during the installation process, needs to set up tower crane, and pass through hoisting machine cooperating ability Installation is completed, without a kind of installation equipment for bridge cable.

Summary of the invention:

The present invention overcomes above-mentioned the deficiencies in the prior art, provide a kind of stretching applied to bridge cable mounting device Mechanism and its drawing process；The present invention is determining by setting rough position and exact position is fixed, and guarantees the stretching of bridge cable Work is not necessarily to other stretchers, reduces job costs, increases working efficiency.

A kind of drawing mechanism applied to bridge cable mounting device, including the first fixed anchor, the second fixed anchor, the first row It walks driving mechanism, the first walking follower, stretch fixed mechanism, anchor mechanism and the second walking mechanism；

Described first fixed anchor is fixed on bridge floor by the pre-buried foundation bolt in bridge end, in the described first fixed anchor Portion is provided with the first hoofing part mechanism, and first hoofing part mechanism is fixed by driving wirerope with fixed mechanism is stretched Connection, the stretching fixed mechanism other end are fixedly connected by wirerope with the first walking follower, first walking Follower is anchored on the bridge column by the second fixation, and the stretching fixed mechanism is additionally arranged at four groups and sets in parallel On the sectional guide rail set, the sectional guide rail both ends are respectively fixedly disposed on the described first fixed anchor and the second fixed anchor, institute That states stretching fixed mechanism is internally provided with the second walking mechanism, and the end in second walking mechanism is provided with anchoring machine Structure, second walking mechanism are fixedly connected by the anchor mechanism with the end of bridge cable, second walking mechanism On be additionally provided with position-limit mechanism, the position-limit mechanism and described stretch the several groups limiting groove phase processed inside fixed mechanism Match；

First hoofing part mechanism includes the first travel driving motor, the first travel driving motor main shaft and one The input terminal of group retarder is cooperatively connected, and the output end of the retarder is fixedly connected with the roller bearing of one group of hoofing part roller, The hoofing part roller is arranged on the described first fixed anchor by roller frame, is wound with driving on the hoofing part roller The other end of wirerope, the driving wirerope is fixedly connected with the stretching fixed mechanism, the rolling of the hoofing part roller Position fixed disk is provided on axis, work has a several groups position fixed groove in the position fixed disk, by the position fixed disk It is provided on the roller frame of side and is set with the fixed inserted block in the position of the position fixed groove quantity Matching, the fixed inserted block in the position It sets on the movable end of the fixed cylinder in position, the fixing end of the fixed cylinder in the position is arranged on the roller frame, institute's rheme The matching relationship for setting fixed inserted block and the position fixed groove fixes hoofing part cylinder position；

The stretching fixed mechanism includes stretching fixed frame, is machined with four groups of shifting chutes on the stretching fixed frame Hole, the mobile slot are cylindrical hole, and several groups auxiliary shifting roller is provided on the mobile slot inner face, described Shifting roller is assisted to be arranged on movable idler wheel shelf, the movable idler wheel shelf is arranged by damping device in mobile slot inner face Inside the installation slotted eye of upper processing, the stretching fixed frame is internally provided with walking shell, the walking enclosure interior setting There is the second walking mechanism, is machined with the limiting groove on the walking shell inner face.

Further, the damping device includes damping device and upper damping device under one group, is added on the mobile slot Work has installation slotted eye, and the installation slotted eye bottom end is fixed with the lower damping device, the lower damping device and the mobile rolling Wheel carrier is fixedly connected, and the upper end of the movable idler wheel shelf is also connect with upper damping device, the upper damping device and the installation The upper surface of slot is fixedly connected.

The upper damping device is several groups damping spring；Described damping spring one end and the upper surface of installation slotted eye are fixed Connection, the other end of the damping spring are fixedly connected with movable idler wheel shelf；

The lower damping device includes one group of damping top plate and one group of damping bottom plate, the damping top plate and movable idler wheel shelf It is fixedly connected, the damping bottom plate is fixed at the installation slotted eye bottom, is machined with limiting slot on the damping bottom plate, institute It states and is provided in limiting slot in the hinged first damping cross board of X and the second damping cross board, the first damping cross board and The top of two damping cross boards passes through shaft and damping top plate is hinged, under the first damping cross board and the second damping cross board End is provided with two groups of limited rollers, the first damping cross board and the second damping cross board and is existed by the limited roller of lower end Sliding in the limiting slot, the both ends of the limiting slot are provided with several groups spring, the other end of the spring and the first damping The lower end of cross board and the second damping cross board is fixedly connected.

Further, the described first fixed anchor includes fixed anchor body, and the fixed anchor body lower end is solid metal anchor body, institute It states fixed anchor body lower end and is machined with installation through-hole, the position of the installation through-hole is corresponding with pre-embedded anchoring bolts size, described Installation through-hole is connected to one group of nut fixed mounting hole, and the pre-embedded anchoring bolts are arranged in the installation through-hole, and described In the nut fixed mounting hole, the pre-embedded anchoring bolts end is provided with fixed spiral shell for the end of pre-embedded anchoring bolts It is female；The fixed anchor body top is fixedly installed the first hoofing part mechanism.

Further, the described second fixed anchor includes two groups of symmetrical fixed frames, and the fixed frame both ends add respectively Work has fixed wing plate, and fixing screwed hole is machined on the fixed wing plate, and fixed frame described in two groups is fixed by anchor bolt Connection, the space that fixed frame described in two groups is fixedly connected to form fixes bridge column, and fixed frame described in two groups is with one Group mounting platform is fixedly connected.

Further, second walking mechanism include one group of second movable motor, the second movable motor main shaft with One group of second hoofing part lead screw is fixedly connected, and is provided on the second hoofing part lead screw and the second hoofing part silk The matched ball-screw nut of thick stick, the ball-screw nut outer end are arranged with the second walking slide, the second walking slide It is matched with the walking shell, the end of the second walking slide is provided with anchor mechanism, the second walking slide Limited position mechanism is set on outer end face；Two groups of mobile through-holes are machined on the second walking slide, the walking slide is also set It sets on two groups of moving guide rails, the moving guide rail is arranged by rail brackets in walking enclosure interior.

Further, the anchor mechanism includes one group of anchor pin, and the end of walking slide, institute is arranged in the anchor pin The end for stating walking slide is machined with one group of pin hole corresponding with the anchor pin.

Further, the position-limit mechanism includes one group of limit electric cylinder, and the limit electric cylinder is mounted on the walking In the mounting groove processed on slide, the movable end of the limit electric cylinder is fixedly connected with one group of limit card block, the limiting card Match fastly with the limiting groove.

Further, limiting groove described in several groups is equidistantly processed on the inner face of the walking shell.

Further, the sectional guide rail includes the sub- guide rail of several groups, and one end of the sub- guide rail is threaded installation End, the other end of the sub- guide rail are machined with the threaded mounting hole with threaded mounting end cooperation, and the sub- guide rail is pacified by screw thread The matching relationship of dress end and threaded mounting hole is detachably connected.

A kind of drawing process of the drawing mechanism applied to bridge cable mounting device, this method comprises the following steps:

Step a: equipment installation: the first fixed anchor is fixed on bridge top surface by fixture nut, by the second fixed anchor Fixation is anchored on bridge column, splices sectional guide rail, and splicing completion will stretch fixed mechanism and be arranged in each sectional guide rail On, sectional guide rail is fixed between the first fixed anchor and the second fixed anchor after being provided with, first walking mechanism is set It sets on the first fixed anchor, by the first walking follower setting in the second fixed anchor, by the first hoofing part mechanism and the first row It walks follower to be fixedly connected with stretching fixed mechanism respectively, the installation of finishing device；

Step b: the installation and fixation of bridge zipper: one end of bridge zipper being arranged in pin hole by anchor pin, complete The fixation of pairs of zipper end；

Step c: the rough location of bridge cable stretches: opening the driving of the first hoofing part mechanism and stretches fixed mechanism entirety It is mobile, from close to bridge center pillar to far from the middle part of bridge；Near walking to predetermined position；

Step d: the accurate stretching of bridge zipper position: after the completion of rough location stretches, pass through position fixed groove and position The matching relationship for setting fixed inserted block locks the first hoofing part mechanism, opens, the second walking mechanism, completes the accurate true of position It is fixed, after determining, by installation tool, bridge zipper is installed.

The beneficial effects of the present invention are:

The fixed anchor of the present invention first is fixed with bridge surface, and guarantee the first hoofing part mechanism stablizes installation, guarantees dress Setting whole operation can effectively carry out, and the driving of the first hoofing part mechanism stretches fixed mechanism movement, complete to bridge cable After being stretched to predetermined position, the determination of exact position is completed by the second walking mechanism for the first stretching of position；It completes big to bridge The drawing work of lock, by the way that horizontal drawing mechanism is arranged, it is no longer necessary to the installation stretching that tower crane completes bridge cable is set up, reduction Installation cost；

The present invention is determining by setting rough position and exact position is fixed, and guarantees the drawing work of bridge cable, is not necessarily to Other stretchers reduce job costs, increase working efficiency；

The present invention is arranged the second walking mechanism and fixes as exact position, when first walking mechanism completes the position of bridge cable After setting rough determination, the rotation of the second hoofing part lead screw, final the second walking of driving slide are driven by the second movable motor Movement, drive the stretching of bridge cable, it is known that after mobile accurate location, the accurate fixation of position is completed by limiting device, Facilitate the installation of bridge cable.

Detailed description of the invention:

Fig. 1 is structural schematic diagram of the invention；

Fig. 2 is the left view of stretching fixed mechanism of the invention；

Fig. 3 is the right view of stretching fixed mechanism of the invention；

Fig. 4 is the front sectional view of stretching fixed mechanism of the invention；

Fig. 5 is the structural schematic diagram of the first hoofing part mechanism of the invention；

Fig. 6 is the structural schematic diagram of position fixed disk of the invention；

Fig. 7 is the schematic view of the mounting position of auxiliary shifting roller of the invention；

Fig. 8 is the structural schematic diagram of damping device of the invention；

Fig. 9 is the face the A-A cross-sectional view of Fig. 8；

Figure 10 is the structural schematic diagram of the second fixed anchor of the invention；

Figure 11 is the structural schematic diagram of the sub- guide rail of sectional guide rail of the invention.

Specific embodiment:

Below with reference to attached drawing, the present invention is described in detail.