CN108894095A - Facilitate interim gantry - Google Patents

Facilitate interim gantry Download PDF

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Publication number
CN108894095A
CN108894095A CN201811150029.2A CN201811150029A CN108894095A CN 108894095 A CN108894095 A CN 108894095A CN 201811150029 A CN201811150029 A CN 201811150029A CN 108894095 A CN108894095 A CN 108894095A
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CN
China
Prior art keywords
gantry
main
socle
wheel
support
Prior art date
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.)
Pending
Application number
CN201811150029.2A
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Chinese (zh)
Inventor
邹家福
Original Assignee
邹家福
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 邹家福 filed Critical 邹家福
Priority to CN201811150029.2A priority Critical patent/CN108894095A/en
Publication of CN108894095A publication Critical patent/CN108894095A/en
Pending legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D15/00Movable or portable bridges; Floating bridges
    • E01D15/12Portable or sectional bridges
    • E01D15/133Portable or sectional bridges built-up from readily separable standardised sections or elements, e.g. Bailey bridges
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01DCONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
    • E01D21/00Methods or apparatus specially adapted for erecting or assembling bridges

Abstract

Facilitating interim gantry includes socle, running gear, main gantry, preceding secondary gantry, rear secondary gantry, jack.Four angles of main gantry are equipped with socle below.It is equipped on socle by nut block, bracket, screw rod, screw rod head, wheel fork, the molecular running gear of wheel, when temporary bridge frame can be made to be open to traffic, wheel is increased, and socle lands;When interim gantry movement, wheel lands, and socle increases.Jack includes motor, reel, drawstring, support.Secondary gantry is hinged at main gantry rear end afterwards, and preceding pair gantry hangs over main gantry front end.Secondary gantry before removing is shifted main gantry rear socle beside barrier into the motor, reel, drawstring of jack pull-up in front of main gantry, and front socle is across barrier, and then front socle is fallen.Secondary gantry, can be open to traffic before hanging up.When folding, secondary gantry overturning is put on main gantry after, preceding secondary gantry is placed on main gantry top layer, i.e., available trailer pulls away.

Description

Facilitate interim gantry
Technical field
The invention belongs to construction equipment fields, especially facilitate interim gantry.
Background technique
In present road pipe laying construction, often one irrigation canals and ditches of horizontal digging, concrete, soil slag on street, highway Block piles a slag ridge on irrigation canals and ditches side, keeps vehicle impassable.A large amount of vehicles have to detour.Vehicular traffic is brought much not Just.A secondary gantry is put although temporarily taking on irrigation canals and ditches on some building sites, there is the difficulty across barrier above ground level, gantry Folding and unfolding, mobile all inconvenient.
Summary of the invention
It is an object of the invention to overcome in existing road construction to cause the impassable disadvantage of vehicle, provide a kind of novel Gantry equipment especially facilitates interim gantry, hereinafter referred to as gantry.
The invention is realized in this way:Facilitating interim gantry includes socle, running gear, main gantry, preceding secondary gantry, rear pair Gantry, jack.Socle upper end is connected to the following corner location of main gantry.Running gear includes nut block, screw rod, screw rod Head, wheel fork, wheel.Nut block is connected on socle.Wheel is mounted in wheel fork, and wheel fork upper end is connect with screw rod, screw rod upper end It is connected with screw rod head.Left and right twisting screw rod head, can be such that wheel goes up and down;When gantry is walked, wheel decline lands, and makes socle liter It is high;When being open to traffic above gantry, wheel is increased, and socle lands.Both sides are equipped with the pin that hangs tag, preceding pair gantry rear two in front of main gantry It hangs tag while being equipped with, hanging tag to hang over hangs tag on pin.Both sides and main gantry rear both sides are hinged one in front of secondary gantry afterwards It rises.Rectangular space is all made among rear secondary gantry in main gantry, preceding secondary gantry.Jack includes motor, reel, drawstring, support Frame.Reel and motor are mounted in the space among rear secondary gantry.Support lower end is hinged the space among main gantry In.Connected among the one section of drawstring in support upper end and main gantry, support rotate backward certain angle when, the drawstring is straightened. It is connected with an end of another drawstring on reel, is connected among another end of the drawstring and support upper end.When installation, take Secondary gantry before lower, secondary gantry after putting down, turning screw rod head makes wheel land, and makes the matched electrical power of reel, the drawing on reel Rope stay bolt frame is first rotated up, and pulls main gantry to be rotated up a set angle through support after, the socle in front of main gantry It increases far from ground;It is mobile to Obstacle Position manually to push away gantry, when the wheel at main gantry rear is before barrier, main gantry Square socle then makes motor reversal that reel reversion be driven slowly to loosen drawstring, the wheel in front of main gantry lands across barrier; Reel continues to invert, and puts down support, and secondary gantry, wheel rise before hanging up, and socle lands, can be open to traffic.Interim gantry has used Finish, inverse process when by the interim gantry of installation, secondary gantry, puts down the wheel on forward and backward side's socle, before making main gantry before removing Side is rotated up a set angle under jack effect, and socle increases in front of main gantry, draws interim gantry to retreat, exits Above barrier;Reel reversion makes wheel in front of main gantry land;Support is put down, rear pair gantry is turned to above main gantry, Preceding pair gantry is placed on above the rear secondary gantry after folding, and main gantry is hung over behind trailer, can be pulled away.Support lower section and main bridge Spring is installed between frame.Socle is made of rectangular tube, and socle lower end is connected with sole.Afterwards in the space among secondary gantry rear Secondary bridge wheel is installed.
The advantage of the invention is that:1, reel, motor, drawstring, support are installed between main gantry and rear secondary gantry, it can Increase socle in front of main gantry to facilitate, easily across barrier.2, socle lower side is provided with running gear, can make Wheel decline lands when gantry is walked, and socle increases;During gantry is open to traffic, wheel is increased and socle lands, and keeps gantry logical It is more stable in vehicle.3, the rear secondary gantry of gantry can be with folding, and preceding pair gantry can remove and folding and unfolding, and forward and backward pair gantry is overlapped in It on main gantry, is pulled away, is carried very convenient with trailer when moving.
Detailed description of the invention
Fig. 1 is portal structure figure.
Fig. 2 is jack raising figure in front of main gantry.
Fig. 3 is main gantry across obstacle situation map.
Fig. 4 is that main gantry is mounted on two edge graph of barrier.
Fig. 5 is that gantry installs, and be open to traffic situation map.
Fig. 6 is gantry folding situation map.
In attached drawing:Ground 1, rear secondary gantry 2, socle 3, hinge 4, the slag ridge 5, irrigation canals and ditches 6, main gantry 7, the pin 8 that hangs tag, preceding secondary bridge Frame 9, wheel 10, sole 11, motor 12, reel 13, secondary bridge wheel 14, wheel shaft 15, bracket 16, shelf 17, drawstring 18, support 19, Hang tag 20, bolt 21, blend stop 22, hinge axis 23, screw rod head 24, screw rod 25, nut block 26, wheel fork 27, dowel pin 28, pile crown 29, Prize hole 30, car 31, hanging sleeve 32.
Specific embodiment
It is portal structure figure in Fig. 1.Upper figure is main view, and third row is top view.A cross is dug out in construction on ground To irrigation canals and ditches 6.The concrete and soil of impact grinding pile a slag ridge 5 in irrigation canals and ditches 6 on one side.It is each on 7 following four angles of main gantry A socle 3 is connected, socle 3 is made of rectangular tube, and socle lower end is connected with sole 11.There are reinforcing rib and master in socle upper end both ends Gantry connection.The main 7 front end right Ji Tuzhong both sides of gantry are fixedly connected with the pin 8 that hangs tag.In M enlarged drawing, 9 upper end of preceding pair gantry It is equipped with and hangs tag 20, hanging tag 20 is prong shape.The 20 positive forks that hang tag are hanging tag on pin 8.It is opened below the fixture block on the prong left side to hang tag Equipped with through-hole.It hangs tag and offers threaded hole below fixture block on the right of prong.The through-hole that a piece bolt 21 passes through the left side tightens on the right side In the threaded hole on side, i.e., firmly pinning hangs tag 20, and hanging tag cannot slip with preceding secondary gantry from the pin that hangs tag.It uses main gantry left end The secondary gantry 2 after being connected with of hinge 4.Third is arranged in top view, produces space among preceding pair gantry 9, rear secondary gantry 2 and main gantry 7. There is the connection of shelf 17 between space.For convenience of narration, preceding pair gantry and rear secondary gantry are referred to as secondary gantry.Hinge 4 and hang tag 20 all It is mounted on the both sides of main gantry, secondary gantry end.Major and minor gantry both sides are the bridge plates of automobile tire traveling.2 left side of secondary gantry afterwards Space in wheel shaft 15 is installed, secondary bridge wheel 14 is installed on wheel shaft 15.Support 19 is installed in the space among main gantry, is supportted Frame 19 is rectangular frame, and moulding left end hinge 4 of the support in figure is connected on hinge axis 23.Support right end is a frame Item is connected upper and lower two mouldings in figure.Support can be rotated with around hinge axis.Figure intermediate support frame right end and the main gantry in place On space right shelf 17 between be connected with one section of drawstring 18, the drawstring 18 is to loosen bending in figure.Secondary gantry afterwards A piece bracket 16 is installed in the space of left.One motor 12 is installed on bracket 16, is connected with one on the main shaft of motor 12 A reel 13.The wheel shaft 15 of reel 13 is mounted in figure below space.One end of a drawstring 18, institute are connected and fixed on reel 13 18 other end of drawstring is stated to connect with 19 left side moulding of support.
The following figure is the running gear of the main gantry of 3 side of socle installation in figure.Running gear includes nut block 26, screw rod 25, screw rod head 24, wheel fork 27, wheel 10.Nut block 26 is connected with 3 side of socle.Sole 11 and 3 lower end of socle are linked to be one Body.Wheel 10 is mounted in wheel fork 27.25 lower end of screw rod is connected with wheel fork.Screw rod upper end is welded with after being screwed into nut block 26 One screw rod head 24.Left and right, which turns screw rod head, can be such that wheel 10 goes up and down.It is to turn screw rod head, wheel clockwise on the right of the following figure Decline lands, and the sole 11 of socle is made to rise the case where leaving ground, this is also the case where main gantry can walk.Screw rod Head is tightened with nut block 26 to be fastened, and wheel fork does not loosen.The following figure left side is reversely to turn screw rod head 24, and wheel rises, and socle Sole land situation.This is that main gantry has been installed in upper figure, and can be open to traffic situation.
It is jack raising figure in front of main gantry in Fig. 2.The preceding secondary gantry in Fig. 1 has been removed in Fig. 2.It is artificial to use Spanner twists screw rod head clockwise makes wheel decline land, and the sole on socle lifts off ground.Screw rod head is tightened and is fastened In nut block.
In figure, rear pair gantry hangs with balance weight iron below 2 rear.It is not drawn into balance weight iron figure.Main gantry, forward and backward secondary gantry Respective weight is generally within 200 kilograms.Balance weight iron is usually no more than 60 kilograms.Electrical power makes the drawstring 18 on reel 13 First 19 pull-up certain angle of support, the drawstring between support and main gantry is straightened.Then, reel continues to rotate, that is, passes through Support draws main gantry to rotate an angle upwards as the center of circle using the wheel touchdown point of rear socle side.Power off motor.Support Frame cannot continue up rotation.At this moment, socle has been increased to the height being enough across barrier in front of main gantry.Motor is by electric power storage Pond powers, and battery is not drawn into figure.
It is main gantry across obstacle situation map in Fig. 3.It is mobile manually to push away main gantry right into figure.Main gantry across Barrier.Main gantry rear socle close to 5 side of the barrier slag ridge, that is, stops pushing.It is irrigation canals and ditches 6 on the right of the slag ridge 5 in figure.
It is that main gantry is mounted on two edge graph of barrier in Fig. 4.After socle is across barrier in front of main gantry, motor is slow Slow reversion makes slowly to put down in front of main gantry.After the wheel that main gantry turns on the socle of front lands, motor is continued to rotate, Reel and drawstring loosen, and are equipped with spring on the hinge axis 23 of support, and spring here is torsional spring, are not drawn into spring figure.It turns round The wire loop of spring is through on hinge axis 23, and steel wire one end of torsional spring keeps off the steel wire other end of torsional spring on neighbouring space shelf On the moulding for hanging over support both sides.The effect of torsional spring is so that support is poured on the space on main gantry always under non-external force In.Support front moulding is blocked by the blend stop 22 installed in the space of main gantry, and blend stop is referring to Fig. 1.Space intermediate support frame is put in Fig. 4 The blend stop being blocked after lower is not drawn into.Torsional spring is the prior art.Drawstring between support and main gantry is bent downwardly in space. Drawstring between reel and support is fallen among major and minor gantry, shown in top view as shown in figure 1 in shape is straightened.Twist screw rod head Increase wheel, socle lands.Dowel pin 28 is squeezed on the sole of socle, the stabilization to fixed socle and gantry.
There are the concrete mechanism and installation site of dowel pin 28 in figure in the W enlarged drawing of lower section, 28 upper end of dowel pin is formed with pile crown 29, Rectangular sled hole 30 is provided on pile crown 29.Stake holes has been opened up on the sole of socle.Socle below main gantry is placed on barrier Behind both sides, surfaceman drills out stake holes on ground with drill bushing is impacted in the stake holes on sole.Dowel pin is then thrown into stake holes In, to fixed socle and gantry.Dowel pin is generally 16 to 18 centimeters long, and appropriate tightness is combined between dowel pin and stake holes, It but is not too tight.Dowel pin after use, can be prized pine with special ripping bar class tool and taken out by gantry.
It is that gantry installs, be open to traffic situation map in Fig. 5.It is installed when in four socle landings of main gantry, the sole of socle After complete dowel pin.Hanging tag on preceding secondary gantry 9 20 is hung over the hanging tag on pin 8 of both sides in front of main gantry.It screws on bolt 21 and locks extension Block 20, as shown in figure 1 the gantry situation in main view.Dowel pin is not drawn into Fig. 1.It is the figure that is unidirectionally open to traffic in Fig. 5.Car 31 is just in bridge It is current on frame.It when vehicle flowrate is big, is commanded by a people, passes through direct motion, the vehicle wheel stream that drives in the wrong direction.
It is gantry folding situation map in Fig. 6.Interim gantry use finishes, and inverse process when by the interim gantry of installation takes Secondary gantry, pulls out dowel pin before lower.Screw rod head is turned, the wheel on forward and backward side's socle is put down, socle lifts off ground, tightens Screw rod head.Make to be rotated up a set angle under jack effect in front of main gantry, socle increases in front of main gantry, draws Interim gantry retreats, above exiting obstacles object;Reel reversion makes wheel in front of main gantry land;Put down support.The secondary bridge by after again Frame 2 is rotated up to turn over and be laminated on above main gantry.Preceding secondary gantry is put again on the rear secondary gantry being stacked on main gantry, at this point, main bridge Frame, preceding secondary gantry, rear secondary gantry are just stacked together, as shown in Figure 6.Hanging sleeve 32, trailer are provided with below main gantry end Hanging sleeve 32, which can be tangled, drags gantry to walk.

Claims (4)

1. facilitating interim gantry, it is characterised in that:
(1), facilitate interim gantry to include socle, running gear, main gantry, preceding secondary gantry, rear secondary gantry, jack;
(2), socle upper end be connected to the following corner location of main gantry;
(3), running gear include nut block, screw rod, screw rod head, wheel fork, wheel;
(4), nut block is connected on socle;
(5), wheel be mounted in wheel fork, wheel fork upper end is connect with screw rod, and screw rod upper end is connected with screw rod head;
(6), left and right twisting screw rod head, wheel can be made to go up and down;When gantry is walked, wheel decline lands, and increases socle;Gantry When being open to traffic above, wheel is increased, and socle lands;
(7), both sides are equipped with the pin that hangs tag in front of main gantry, preceding pair gantry rear both sides, which are equipped with, to hang tag, and hangs tag and hangs over the pin that hangs tag On;
(8), both sides and main gantry rear both sides are hinged together in front of rear secondary gantry;
(9), main gantry, preceding secondary gantry, rectangular space is all made among rear secondary gantry;
(10), jack include motor, reel, drawstring, support;
(11), reel and motor be mounted in the space among rear secondary gantry;
(12), support lower end is hinged in the space among main gantry;
(13), connect among the one section of drawstring in support upper end and main gantry, support rotate backward certain angle when, the drawstring quilt It is straightened;
(14), be connected with an end of another drawstring on reel, connected among another end of the drawstring and support upper end;
(15), installation when, secondary gantry before removing, secondary gantry after putting down, turning screw rod head makes wheel land, and makes the matched electricity of reel Machine is powered, and the drawstring stay bolt frame on reel is first rotated up, and pulls main gantry to be rotated up a set angle through support after, Socle in front of main gantry is increased far from ground;It is mobile to Obstacle Position manually to push away gantry, when the wheel at main gantry rear leans on Nearly barrier, main gantry front socle then make motor reversal that reel reversion be driven slowly to loosen drawstring, main bridge across barrier Wheel in front of frame lands;Reel continues to invert, and puts down support, and secondary gantry, wheel rise before hanging up, and socle lands, Ji Ketong Vehicle;
(16), interim gantry use finish, by inverse process when installing interim gantry, secondary gantry, puts down forward and backward side before removing Wheel on socle makes to be rotated up a set angle, socle in front of main gantry in front of main gantry under jack effect It increases, interim gantry is drawn to retreat, above exiting obstacles object;Reel reversion makes wheel in front of main gantry land;Support is put down, after Secondary gantry is turned to above main gantry, above the rear secondary gantry after preceding secondary gantry being placed on folding, after main gantry is hung over trailer Face can be pulled away.
2. the interim gantry of convenience according to claim 1, it is characterised in that:Bullet is installed between main gantry below support Spring.
3. the interim gantry of convenience according to claim 1, it is characterised in that:Socle is made of rectangular tube, and socle lower end connects It is connected to sole.
4. the interim gantry of convenience according to claim 1, it is characterised in that:It is installed in the space among secondary gantry rear afterwards There is secondary bridge wheel.
CN201811150029.2A 2018-09-29 2018-09-29 Facilitate interim gantry Pending CN108894095A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811150029.2A CN108894095A (en) 2018-09-29 2018-09-29 Facilitate interim gantry

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811150029.2A CN108894095A (en) 2018-09-29 2018-09-29 Facilitate interim gantry

Publications (1)

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CN108894095A true CN108894095A (en) 2018-11-27

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Application Number Title Priority Date Filing Date
CN201811150029.2A Pending CN108894095A (en) 2018-09-29 2018-09-29 Facilitate interim gantry

Country Status (1)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110396912A (en) * 2019-07-17 2019-11-01 武汉科技大学 A kind of Simple bridge suitable for construction site

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110396912A (en) * 2019-07-17 2019-11-01 武汉科技大学 A kind of Simple bridge suitable for construction site

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