CN110055891A - A kind of bridge downpipe mounting bracket - Google Patents

Abstract

The present invention relates to a kind of bridge downpipe mounting brackets, belong to downpipe installation equipment technical field, including being located at the crossbeam above pontic, moving beam is provided on crossbeam and positioned at the two sides of crossbeam, idler wheel is provided on moving beam, the both ends of crossbeam are provided with column perpendicular to crossbeam, platform is provided between column and moving beam and above pontic, there is the first ladder towards extended on pontic on platform, column includes four vertical bars, more cross bars are provided between adjacent vertical bar, cross section between vertical bar and cross bar is arranged in rectangle, two heel posts are provided with aisle in column far from the end vertical of crossbeam, aisle is parallel with crossbeam and is set as retractable structure, the second ladder of the short transverse setting along bridge pier is provided on the aisle of side, operator is in installing downpipe by the second ladder on aisle, pass through Drive the idler wheel on moving beam in moving on pontic, suitable for building any bridge in the water surface and environment complexity.

Description

A kind of bridge downpipe mounting bracket

Technical field

The present invention relates to downpipes to install equipment technical field, more particularly, to a kind of bridge downpipe mounting bracket.

Background technique

Bridge refers generally to be erected in rivers,lakes and seas, the structures for making traffic etc. that can smoothly pass through.Existing bridge Including bridge pier and the pontic being connected on bridge pier, in order to which rainwater on pontic is directed to ground when rainy, it will usually in bridge Downpipe is set along the short transverse of bridge pier on pier, one end of downpipe is through on pontic, the other end of downpipe is prolonged The lower part of bridge pier is extended to, the end of downpipe can be according to circumstances switched in municipal pipeline drainage system.

And existing downpipe is during installation, needs by multiple first bolts to install drainpipe to bridge pier, tradition Installation method it is usually necessary to use traveling centering, operator works as needs in installing on scaffold to drainpipe When being installed to the downpipe on next bridge pier, then scaffold is moved to the position where next bridge pier, but is worked as When road environment is complex, the movement of scaffold can also become more difficult, in another example when bridge pier is built in rivers,lakes and seas, It then needs that downpipe is installed by ship or other equipment, such situation increases the installation difficulty of downpipe, reduces The installation effect of downpipe during installation.

Summary of the invention

The object of the present invention is to provide a kind of bridges convenient for the bridge pier installation drainpipe on environment complexity and the water surface With downpipe mounting bracket.

Foregoing invention purpose of the invention has the technical scheme that

A kind of bridge downpipe mounting bracket on the crossbeam and is located at the two of crossbeam including the crossbeam above pontic Side is provided with moving beam, and the moving beam is extended perpendicular to crossbeam and towards pontic, face of the moving beam far from crossbeam Upper inlay card and it is rotatably connected to the idler wheel abutted with pontic, the both ends of the crossbeam are perpendicular to crossbeam towards the position for being lower than pontic Being extended has column, between the column and moving beam and is located above pontic and is provided with platform, towards bridge on the platform Being extended on body has the first ladder, and the column includes four vertical bars, perpendicular to vertical bar and edge between the adjacent vertical bar The length direction of vertical bar is provided with more cross bars, and the cross section between the vertical bar and cross bar is arranged in rectangle, stands described in two sides End vertical of the column far from crossbeam is provided with aisle in column, and the aisle is parallel with crossbeam and is set as retractable structure, and one The second ladder of the short transverse setting along bridge pier is provided on aisle described in side.

By using above-mentioned technical proposal, when needing to install the downpipe on bridge pier, operator climbs by first It in ladder climbing to platform, is climbed by the cross bar on column to aisle, by changing the length in aisle, so that two sides aisle pair It connects, the short transverse by operator by the second ladder along bridge pier moves at this time, to carry out to the downpipe on bridge pier Installation, by changing the length in aisle, prevents shifting of the bridge pier to aisle when needing to install the downpipe on next bridge pier It is dynamic to cause to stop, by driving the idler wheel on moving beam in moving on pontic, that is, it may make operator on each bridge pier Downpipe is installed, and suitable for building any bridge in the water surface and environment complexity, improves operator in downpipe Installation effect when installation, and installation when installation personnel installs each bridge pier upper downpipe is improved to a certain extent Efficiency.

The present invention is further arranged to: being fixedly installed the first electricity in the position where each idler wheel on the moving beam Machine, the first motor are rotated by chain wheel drive idler wheel, are fixedly installed on moving beam described in side for first motor The generator of interior power supply is provided with the guard box for sprocket wheel to be provide in the position where sprocket wheel on the moving beam.

By using above-mentioned technical proposal, idler wheel rotation is driven by the sprocket wheel in first motor, is pushed away without operator Moving entire moving beam drives entire bridge downpipe mounting bracket mobile, improves the movement of bridge downpipe mounting bracket The setting of effect, generator can be to generating electricity, so that motor is applicable to field without the environment for being not turned on circuit in motor； The setting of guard box can play the effect of protection to sprocket wheel, prevent rainwater or dust etc. from impacting to the use of sprocket wheel, cause Sprocket wheel gets rusty, and extends the service life of link.

The present invention is further arranged to: retractable structure includes the fixed aisle that one end is connected on column, described solid Fixed pattern walks trace interpolation and connects and slidably connect movable aisle, is provided on the fixed aisle for driving movable aisle In the actuator moved in fixed aisle.

By using above-mentioned technical proposal, the length in aisle is carried out using the setting in fixed aisle and movable aisle Change, structure is simply relatively simple to shifting gears for corridor length, and the setting of actuator facilitates operator to stand solid Movable aisle is moved on fixed pattern aisle, it is convenient that the length in aisle is adjusted.

The present invention is further arranged to: on the side wall in the fixed aisle and be located remotely from column position be provided with it is solid Fixed board, movable plate is relatively set on the side wall in the movable aisle with fixed plate, and the actuator includes being threadedly connected to Screw rod in fixed plate, the screw rod are rotationally connected on movable plate far from the end of column, and the screw rod is close to the end of column Portion is provided with the swing handle for driving screw turns.

By using above-mentioned technical proposal, when needing to drive movable aisle when moving in fixed aisle, by turning Dynamic handle drives screw rod rotation, because screw flight is connected in fixed plate, so that screw rod is in fixed plate in moving, so that spiral shell Bar pushes movable plate mobile, and movable plate can drive movable aisle to move in fixed aisle, thus to the length in aisle into Row is adjusted, and be may make movable aisle to be moved to any position in fixed aisle and fix using the setting of screw rod, is prevented from operating Personnel drive movable aisle to move in fixed aisle when on movable aisle, and rotation screw rod can be completed to aisle The adjusting of length, it is convenient and simple.

The present invention is further arranged to: second ladder includes two spaced connecting rods, two connections Plurality of rods body is provided with perpendicular to connecting rod between bar and along the length direction of connecting rod, on two lateral connector bars and is positioned adjacent to Sliding slot is offered on the face of the body of rod, sliding block is slidably connected in two side chutes, sliding block described in two sides is in the end outside sliding slot It is provided with mobile bar, the length direction of the mobile bar and the length direction of connecting rod are arranged in parallel, mobile bar described in two sides Between perpendicular to mobile bar and along the length direction of mobile bar be provided with more fixed links.

By using above-mentioned technical proposal, by driving the sliding block in mobile bar in sliding in sliding slot, so that mobile Bar in connecting rod in moving, and mobile bar and fixed link form new ladder, and operator improves peace in climbing in fixed link The fitting limit of dress personnel, and when removing the second ladder, it is more difficult by prevent from causing because the length of the second ladder is longer Two ladders are removed, and using the sliding block driven in mobile bar in sliding in sliding slot, conveniently the position of mobile bar is adjusted.

The present invention is further arranged to: aisle described in side is provided with rectangular box far from the end of column, described in two The end of connecting rod be provided with mounting to rectangular box on one side on hook, the hook integrally L-shaped setting, " L " The anti-falling piece for preventing hook to be detached from rectangular box is provided on the hook of shape.

By using above-mentioned technical proposal, the setting of hook is convenient to mount and dismount the second ladder, and second is climbed Hook on ladder is mounted to rectangular box, and the setting of anti-falling piece can be prevented when that will link up with mounting to rectangular box, It drives and is detached between hook and rectangular box, and can prevent hook when in mounting to rectangular box, drive hook in rectangle It is moved in framework, improves the second ladder and the installation effect to rectangular box is installed.

The present invention is further arranged to: the hook of L shape includes the first plate body being connected in connecting rod, first plate Edge-perpendicular of the body far from connecting rod is provided with the second plate body in the first plate body, and the anti-falling piece includes wearing and being slidably connected to Countercheck rod on position of second plate body far from the first plate body is formed between the connecting rod, hook and countercheck rod for for square The immigration space of shape framework moved on one side, end vertical of the countercheck rod far from connecting rod are provided with connection in countercheck rod Plate is provided with spring between the connecting plate and the second plate body, one end of the spring is connected on the second plate body, and the other end connects It is connected on connecting plate, the spring pocket is set on countercheck rod.

By using above-mentioned technical proposal, when that will link up with mounting to rectangular box, countercheck rod can resist the bullet of spring Power is abutted to connecting rod, so that abutted between countercheck rod and connecting rod, thus prevent from being detached between hook and rectangular box, and And when linking up with when rotating on rectangular box, countercheck rod can be driven to abut to connecting rod, to prevent hook from driving second to climb Ladder is mobile, improves stability of operator when working on the second ladder, using the setting of spring and countercheck rod, the company of pulling The fixation to the second ladder can be completed in fishplate bar, convenient and simple.

The present invention is further arranged to: the rectangular box is provided with mounting plate on the face opposite with other side aisle, It is bolted to together between mounting plate described in two sides by first.

By using above-mentioned technical proposal, it is bolted to passing through first between the mounting plate of two sides together, improves work The stability in dynamic formula aisle prevents from being mutually shifted between the movable aisle in two sides there are gap, improves installation personnel in activity Safety when being moved on formula aisle.

In conclusion advantageous effects of the invention are as follows:

1. making motor drive idler wheel rotation by driving motor, so that moving beam on pontic in moving, moving beam can be driven away Road is moved to the position where any bridge pier, by driving movable aisle to move in fixed aisle, adjusts the length in aisle Degree, the second ladder is installed to aisle, installation personnel can climb the arbitrary height to bridge pier by the second ladder, thus right Bridge pier carries out the fixation of downpipe, by driving moving beam in moving on pontic so that installation personnel can to construction in the water surface or The bridge pier of other environment complexity carries out the installation of drainpipe, improves installation effect when installation personnel installs drainpipe；

2. the hook on the second ladder is mounted to rectangular box, so that the elastic force that countercheck rod resists spring is abutted to connecting rod On, so that hook is fixed on rectangular box by countercheck rod, prevent from being detached between hook and rectangular box, and can prevent When in hook mounting to rectangular box, drives hook in rotating on rectangular box, improve the second ladder on rectangular box Stability；

3. mobile bar and fixed link form new ladder, by driving the sliding block in mobile bar in moving in sliding slot, so that peace Dress personnel can improve the fitting limit of installation personnel in installing on the body of rod and fixed link to drainpipe, when installing When, by the sliding block in connecting rod in being slided in sliding slot so that connecting rod and mobile bar are in coincidence status, it is convenient to the second ladder into Row disassembly.

Detailed description of the invention

Fig. 1 is the structural schematic diagram under use state of the invention；

Fig. 2 is whole structural schematic diagram of the invention；

Fig. 3 is the portion the A enlarged drawing in Fig. 2；

Fig. 4 is the portion the B enlarged drawing in Fig. 2；

Fig. 5 is of the invention for showing the configuration schematic diagram in fixed aisle, movable aisle and sliding block；

Fig. 6 is the portion the C enlarged drawing in Fig. 5；

Fig. 7 is the portion the D enlarged drawing in Fig. 5.

In figure, 1, crossbeam；2, moving beam；21, idler wheel；22, first motor；23, sprocket wheel；24, guard box；25, the second spiral shell Bolt；26, generator；3, column；31, platform；32, the first ladder；33, vertical bar；34, cross bar；35, third bolt；4, fixed Aisle；41, movable aisle；42, fixed plate；43, movable plate；44, screw rod；45, swing handle；46, rectangular box；461, pacify Loading board；462, the first bolt；47, guardrail；5, the second ladder；51, connecting rod；52, the body of rod；53, sliding slot；54, sliding block；55, it moves Lever；56, fixed link；57, it links up with；58, the first plate body；59, the second plate body；591, countercheck rod；592, connecting plate；593, bullet Spring.

Specific embodiment

Below in conjunction with attached drawing, invention is further described in detail.

Combined with Figure 1 and Figure 2, it is a kind of bridge downpipe mounting bracket disclosed by the invention, including is located above pontic Crossbeam 1, on crossbeam 1 and be located at the two sides of crossbeam 1 and be provided with moving beam 2, moving beam 2 prolongs perpendicular to crossbeam 1 and towards pontic Stretch setting, on face of the moving beam 2 far from crossbeam 1 inlay card and be rotatably connected to the idler wheel 21(abutted with pontic referring to Fig. 3), crossbeam 1 both ends, which are extended perpendicular to crossbeam 1 towards the position lower than pontic, column 3, between column 3 and moving beam 2 and is located at It is provided with platform 31 above pontic, has the first ladder 32 towards being extended on pontic on platform 31, column 3 includes four vertical bars 33, more cross bars 34,33 He of vertical bar are provided with perpendicular to vertical bar 33 and along the length direction of vertical bar 33 between adjacent vertical bar 33 Cross section between cross bar 34 is arranged in rectangle, and two end verticals of the heel post 3 far from crossbeam 1 are provided with aisle in column 3, walk Road is parallel with crossbeam 1 and is set as retractable structure, and second that the short transverse setting along bridge pier is provided on the aisle of side climbs Ladder 5.

When operator needs to install downpipe, first by leading in the climbing to platform 31 of the first ladder 32 The position that platform 31 is moved to where column 3 is crossed, by the climbing of multiple cross bars 34 on column 3 to the position where aisle, is led to The length for changing aisle is crossed, is moved by the second ladder 5 on aisle along the short transverse of bridge pier, to pacify to downpipe Dress changes the length in aisle when needing to install the downpipe on next bridge pier, prevents aisle and bridge pier from colliding, works as shifting After moving the position where next bridge pier, aisle is lengthened into the position to where bridge pier, to the downpipe on next bridge pier Installation, by entire downpipe mounting bracket mobile on pontic so that downpipe mounting bracket be suitable for rivers,lakes and seas or its On the bridge of his environment complexity.

In conjunction with Fig. 2 and Fig. 3, in order to drive idler wheel 21 mobile so that moving beam 2 can drive entire downpipe mounting bracket in It is moved on pontic, is fixedly installed first motor 22, first motor 22 in the position where each idler wheel 21 on moving beam 2 Idler wheel 21 is driven to rotate by sprocket wheel 23.

As shown in Fig. 2, for convenience power into first motor 22, be fixedly installed on side moving beam 2 for The generator 26 powered in first motor 22.

In conjunction with Fig. 2 and Fig. 3, sprocket wheel 23 is when in use by the erosion of wind and rain in order to prevent, in sprocket wheel 23 on moving beam 2 The position at place is provided with the guard box 24 for sprocket wheel 23 to be provide with.

In conjunction with Fig. 2 and Fig. 5, retractable structure includes the fixed aisle 4 that one end is connected on column 3, fixed aisle 4 Interior grafting and movable aisle 41 is slidably connected, on the side wall in fixed aisle 4 and is located remotely from the position setting of column 3 There is a fixed plate 42, is relatively set with movable plate 43 with fixed plate 42 on the side wall in movable aisle 41.

As shown in figure 5, screw thread connects in fixed plate 42 in order to drive movable aisle 41 to move in fixed aisle 4 It is connected to screw rod 44, screw rod 44 is rotationally connected on movable plate 43 far from the end of column 3, and screw rod 44 is set close to the end of column 3 It is equipped with the swing handle 45 for driving screw rod 44 to rotate.

When needing to drive movable aisle 41 when moving in fixed aisle 4, screw rod 44 is driven by swing handle 45 Rotation, because movable aisle 41 is plugged in fixed aisle 4 so that movable aisle 41 will not with the rotation of screw rod 44 and Rotation, to adjust the length in aisle, is prevented so that screw rod 44 drives movable aisle 41 to move in fixed aisle 4 Only entire downpipe mounting bracket causes aisle to cause to stop to the movement of downpipe mounting bracket when moving on pontic.

As shown in Fig. 2, in order to prevent operator in being fallen on aisle, on fixed aisle 4 and be located at it is fixed walk The both sides of the edge in road 4 are provided with guardrail 47.

In conjunction with Fig. 2 and Fig. 5, the second ladder 5 includes two spaced connecting rods 51, vertical between two connecting rods 51 Plurality of rods body 52 is provided in connecting rod 51 and along the length direction of connecting rod 51.

In conjunction with Fig. 5 and Fig. 6, in order to extend the length of the second ladder 5, on two lateral connector bars 51 and it is positioned adjacent to the body of rod Sliding slot 53 is offered on 52 face, sliding block 54 is slidably connected in two side chutes 53, two side slides 54 are in outside sliding slot 53 End is provided with mobile bar 55, and the length direction of mobile bar 55 and the length direction of connecting rod 51 are arranged in parallel, and two sides are mobile Root fixed link 56 is provided with perpendicular to mobile bar 55 between bar 55 and along the length of mobile bar 55 is multi-direction.

By driving the sliding block 54 in mobile bar 55 to slide in sliding slot 53, so that mobile bar 55 slides into movable slider 54 Far from the end in aisle in sliding slot 53, operator can be climbed by the body of rod 52 to fixed link 56, to improve operator Member further improves the using effect of downpipe mounting bracket along the range of bridge pier short transverse work.

In conjunction with Fig. 5 and Fig. 7, in order to which the second ladder 5 is detachably connected on aisle, thus it is convenient to the second ladder 5 into Row detachable maintaining and replacement are provided with rectangular box 46, the end of two connecting rods 51 far from the end of column 3 in side aisle Be provided with mounting to rectangular box 46 on one side on hook 57, the whole L-shaped settings of hook 57.

When needing to install the second ladder 5 to rectangular box 46, by the way that the hook 57 in connecting rod 51 is mounted extremely Rectangular box 46 on one side on so that the second ladder 5 is mounted on rectangular box 46, using the setting of hook 57 by connecting rod The installation to the second ladder 5 can be completed in the mounting to rectangular box 46 of hook 57 on 51, it is convenient and simple.

In conjunction with Fig. 5 and Fig. 7, the hook 57 of L shape includes the first plate body 58 being connected in connecting rod 51, the first plate body 58 edge-perpendiculars far from connecting rod 51 are provided with the second plate body 59 in the first plate body 58.

In conjunction with Fig. 5 and Fig. 7,57 are linked up in order to prevent and drives hook 57 and rectangular box when in mounting to rectangular box 46 It is detached between 46, is worn in the second plate body 59 far from the position of the first plate body 58 and slidably connects countercheck rod 591, connecting rod 51, it is formed between hook 57 and countercheck rod 591 for the immigration space moved on one side for rectangular box 46, countercheck rod 591 is remote End vertical from connecting rod 51 is provided with connecting plate 592 in countercheck rod 591, is arranged between connecting plate 592 and the second plate body 59 There is spring 593, one end of spring 593 is connected on the second plate body 59, and the other end is connected on connecting plate 592, and spring 593 is arranged In on countercheck rod 591.

It is moved into space when needing for rectangular box 46 to be fixed to, prevents from being detached between hook 57 and rectangular box 46, it will In the mounting to rectangular box 46 of hook 57 in connecting rod 51, supported at this time by the elastic force for driving countercheck rod 591 to resist spring 593 It is connected in connecting rod 51, so that countercheck rod 591 plays the effect of blocking to rectangular box 46, prevents rectangular box 46 and hook 57 Between be detached from, improve the installation of the second ladder 5 to the installation effect on rectangular box 46.

In conjunction with Fig. 5 and Fig. 7, when two sides aisle mutually abuts, in order to improve stabilization of the two sides aisle after mutual abut Property, it is provided with mounting plate 461 on the face opposite with other side aisle of rectangular box 46, passes through between two sides mounting plate 461 First bolt 462 is connected to together.

In conjunction with Fig. 2 and Fig. 4, in order to dismantle entire downpipe mounting bracket, and downpipe mounting bracket is pacified It is filled on bridge, to be installed to downpipe, moving beam 2 is installed by the second bolt 25 to crossbeam 1, by column 3 Every vertical bar 33 installed by third bolt 35 on crossbeam 1.

The implementation principle of the present embodiment are as follows: when needing to install downpipe, crossbeam 1 and moving beam 2 are passed through into the second spiral shell Bolt 25 is installed to together, and moving beam 2 is placed on pontic, and the vertical bar 33 of column 3 is installed by third bolt 35 to crossbeam 1 On, drive first motor 22 that first motor 22 is made to drive idler wheel 21 to rotate by sprocket wheel 23 at this time, to drive entire overboard Pipe mounting bracket is moved to the position where bridge pier, and installation personnel is moved on platform 31 by the first ladder 32 at this time, passes through Platform 31 is moved to the position where column 3, by the climbing of cross bar 34 to the position where aisle, passes through swing handle 45 at this time Drive screw rod 44 to rotate so that screw rod 44 drives movable aisle 41 to move in fixed aisle 4 so that it is movable walk Road 41 and rectangular box 46 splice to together, are fixed to them together by the first bolt 462, at this time to the second ladder 5 into Row installation, by connecting rod 51 hook 57 mounting to rectangular box 46 on one side on, at this time drive countercheck rod 591 resist spring 593 elastic force is abutted to connecting rod 51, so that countercheck rod 591 stops rectangular box 46 to moving into space, prevents from linking up with It is detached between 57 and rectangular box 46, the sliding block 54 in mobile bar 55 is slided in sliding slot 53, so that mobile bar 55 drives admittedly Fixed pole 56 slides into far from the position where rectangular box 46, and operator passes through the body of rod 52 and fixed link 56 along the height of bridge pier Direction is mobile, to be installed to downpipe, when needing to downpipe installation on next bridge pier, by by aisle and The first bolt 462 on rectangular box 46 is removed, and movable aisle 41 is moved in fixed aisle 4, prevents aisle and bridge Pier collision causes aisle to the moving influence of downpipe mounting bracket, drives idler wheel 21 to rotate by motor, so that entire overboard Pipe mounting bracket on pontic in moving, so that downpipe mounting bracket is moved to the position where next bridge pier, thus So that downpipe mounting bracket installs the downpipe on next bridge pier, pass through entire downpipe installation branch mobile on pontic Frame reduces downpipe peace so that downpipe mounting bracket is suitable on the bridges of other environment complexity such as rivers,lakes and seas The installation difficulty for filling bracket, installation effect when improving to downpipe installation.

The embodiment of present embodiment is presently preferred embodiments of the present invention, not limits protection of the invention according to this Range, therefore: the equivalence changes that all structures under this invention, shape, principle are done, should all be covered by protection scope of the present invention it It is interior.

Claims (8)

1. a kind of bridge downpipe mounting bracket, it is characterised in that: including being located at the crossbeam (1) above pontic, the crossbeam (1) on and it is located at the two sides of crossbeam (1) and is provided with moving beam (2), the moving beam (2) is perpendicular to crossbeam (1) and towards pontic It being extended, the moving beam (2) is far from inlay card on the face of crossbeam (1) and is rotatably connected to the idler wheel (21) abutted with pontic, The both ends of the crossbeam (1), which are extended perpendicular to crossbeam (1) towards the position lower than pontic, to be had column (3), the column (3) It is provided with platform (31) between moving beam (2) and above pontic, towards extended on pontic on the platform (31) Have the first ladder (32), the column (3) includes four vertical bars (33), perpendicular to vertical bar between the adjacent vertical bar (33) (33) and along the length direction of vertical bar (33) more cross bars (34) are provided with, it is transversal between the vertical bar (33) and cross bar (34) Face is arranged in rectangle, and column (3) described in two sides is provided with aisle, the aisle in column (3) far from the end vertical of crossbeam (1) It is parallel with crossbeam (1) and be set as retractable structure, the of the short transverse setting along bridge pier is provided on aisle described in side Two ladders (5).

2. a kind of bridge downpipe mounting bracket according to claim 1, it is characterised in that: on the moving beam (2) It is fixedly installed first motor (22) in the position where each idler wheel (21), the first motor (22) passes through sprocket wheel (23) Idler wheel (21) rotation is driven, the power generation for powering into first motor (22) is fixedly installed on moving beam (2) described in side Machine (26) is provided with the guard box for sprocket wheel (23) to be provide in the position where sprocket wheel (23) on the moving beam (2) (24)。

3. a kind of bridge downpipe mounting bracket according to claim 1, it is characterised in that: retractable structure includes one Hold the fixed aisle (4) that is connected on column (3), the interior grafting of the fixed aisle (4) and slidably connect it is movable walk Road (41) is provided on the fixed aisle (4) for driving movable aisle (41) in moving in fixed aisle (4) Actuator.

4. a kind of bridge downpipe mounting bracket according to claim 3, it is characterised in that: the fixed aisle (4) it on side wall and is located remotely from the position of column (3) and is provided with fixed plate (42), on the side wall of the movable aisle (41) It is relatively set with movable plate (43) with fixed plate (42), the actuator includes the screw rod being threadedly connected on fixed plate (42) (44), the screw rod (44) is rotationally connected on movable plate (43) far from the end of column (3), and the screw rod (44) is close to column (3) end is provided with the swing handle (45) for driving screw rod (44) to rotate.

5. a kind of bridge downpipe mounting bracket according to claim 1, it is characterised in that: second ladder (5) Including two spaced connecting rods (51), perpendicular to connecting rod (51) and along connecting rod between two connecting rods (51) (51) length direction is provided with plurality of rods body (52), on two lateral connector bars (51) and is positioned adjacent on the face of the body of rod (52) It offers sliding slot (53), is slidably connected sliding block (54) in two side chutes (53), sliding block (54) is in sliding slot (53) described in two sides Outer end is provided with mobile bar (55), and the length direction of the mobile bar (55) is parallel with the length direction of connecting rod (51) It is arranged, is provided with more perpendicular to mobile bar (55) and along the length direction of mobile bar (55) between mobile bar (55) described in two sides Fixed link (56).

6. a kind of bridge downpipe mounting bracket according to claim 1, it is characterised in that: aisle described in side is separate The end of column (3) is provided with rectangular box (46), and the end of two connecting rods (51) is provided with mounting to rectangle frame Body (46) on one side on hook (57), the hook (57) whole L-shaped setting is provided on the hook (57) of L shape Anti-falling piece for preventing hook (57) and rectangular box (46) to be detached from.

7. a kind of bridge downpipe mounting bracket according to claim 6, it is characterised in that: the hook (57) of L shape Including the first plate body (58) being connected on connecting rod (51), edge-perpendicular of first plate body (58) far from connecting rod (51) It is provided with the second plate body (59) in the first plate body (58), the anti-falling piece includes wearing and being slidably connected to the second plate body (59) far Countercheck rod (591) on position from the first plate body (58), between the connecting rod (51), hook (57) and countercheck rod (591) It is formed for the immigration space moved on one side for rectangular box (46), end of the countercheck rod (591) far from connecting rod (51) Portion is provided with connecting plate (592) perpendicular to countercheck rod (591), is provided between the connecting plate (592) and the second plate body (59) One end of spring (593), the spring (593) is connected on the second plate body (59), and the other end is connected on connecting plate (592), The spring (593) is sheathed on countercheck rod (591).

8. a kind of bridge downpipe mounting bracket according to claim 1, it is characterised in that: the rectangular box (46) It is provided on the face opposite with the other side aisle mounting plate (461), passes through the first bolt between mounting plate (461) described in two sides (462) it is connected to together.