Attached electric lifting guide rail scaffold
Technical field
The present invention relates to external scaffolding in a kind of high-building construction, and in particular to a kind of attached electric lifting guide rail pin
Hand cradle.
Background technology
In high building project construction, the reasonable selection of external scaffolding for high-building construction safety, construction speed,
Construction quality and engineering cost are directly affected.The construction method that the present invention is provided is on the basis of traditional scaffold application
On by many summaries and improvement, form attached electric lifting guide rail scaffold construction method, and have passed through multinomial
The popularization and application of high building project, compared with double steel pipe scaffold of encorbelmenting compare, the input of material, the labor of operative
Fatigue resistance, the comprehensive benefit of the aspect such as cycle of construction are all with being significantly improved, and its simple structure, strong applicability,
Operating efficiency is improved, it is safe and reliable, it is easy to operate by electrical-controlled lifting.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of attached electric lifting guide rail scaffold and its construction party
Method, compares with steel tube fastener formula the shaped steel suspension scaffolding, and the present invention both reduces engineering cost, and operating efficiency is improve again, and
It is safe and reliable.
The present invention provides a kind of attached electric lifting guide rail scaffold to solve above-mentioned technical problem, wherein, including frame
The body decorum, support system, jacking system and security system;
Wherein, support body system includes the main frame that several sections of frame pieces are spliced, and bolt is used between the section and section of frame piece
Connection, frame piece includes interior vertical rod and outer vertical rod, and interior vertical rod is welded by two channel-section steels and as the round steel of anti-fall axle, outer vertical
Bar is formed by two steel pipe weldings, and interior vertical rod and outer vertical rod pass through horizon bar welding fabrication by the design height for often saving determination,
Diagonal brace is welded before horizon bar, interior vertical rod outside is moving guide rail;
Support system includes the two kinds of support patterns of horizontal support and oblique pull steel wire rope per Pin main frames when mounted, level
Support root, middle part are fixed by bolts on cast-in-place floor, and two its upper ends of sling of oblique pull steel wire rope tie up to the pre-buried of beam or plate
In part, sling connection in lower end ties up to the end of horizontal support;
Jacking system includes electric block, and electric control gear is installed in electric block;
Security system includes anti-fall device, and anti-fall device is arranged on the every end of horizontal support.
Above-mentioned attached electric lifting guide rail scaffold, wherein, interior vertical rod is using the channel-section steel of 6.3 ﹟ with the@'s 170 of φ 25
Round steel, outer vertical rod uses D48 × 3.5 steel pipe, diagonal brace to use D48 × 3.5 steel pipe.
Above-mentioned attached electric lifting guide rail scaffold, wherein, horizontal support is provided with bolt axle, and moving guide rail is provided with
A C0 type M20 rigging bolt buckle is installed in anti-fall axle, the every end of horizontal support, and the upper end of rigging bolt buckle hangs over bolt axle
On, lower end is hooked on anti-fall axle.
The construction method of above-mentioned attached electric lifting guide rail scaffold, specifically includes:
(1), built-in fitting, preformed hole set;
According to the structure type of building, according to the structure length of side of building, design determines built-in fitting, the position of preformed hole
Put, the built-in fitting, preformed hole before casting concrete to each portion are set in place;
(2), support body system install;
1)When main frame reaches setting height, levelling is carried out to the horizon bar at the top of main frame and landing slab is laid;
2)Installation more than second section frame piece is to be raised with building structure and raised, high more than the step frame of construction layer one all the time,
Support body system is to fix to form using the horizontal support made with the connection of agent structure, and frame system is controlled using horizontal support
The perpendicularity and stability of system;
(3), mechanical and electric equipment installation;
When support body system install will at the end of, electric block is installed under the horizontal support of the 4th step frame, each main frame
The same position of frame installs one;
(4), support body system improving;
Each part of support system must as requested set in place and fasten stress, and support body system will ensure every when lifting
There are three road horizontal supports and two oblique pull steel wire ropes in the upright position of Pin main frames;
Each portion's connecting rod of support body system must in place, if when split is lifted, connecting rod hangs down between its two body
Straight position will disengage, and must not have any rod member to be connected on two bodies;
The electric block of all point positions of support body system is unified to power by master control box, in each electric block hoist point position
Sub-control box is provided with, is attached with total control box using series system;
Anti-fall device must be fitted to position, and three groups of anti-dumping guide wheel devices are no less than per Pin framves piece, and every group of guide wheel is led by four
In the embedded guide rail channel-section steel of wheel, support body and guide wheel relative motion are ensured when support body system is lifted, support body flare is prevented to reach
Effect;
When every preparation is ready, the commander for being responsible for lifting frame body system sends lifting instruction to control staff;Reach
Untill predetermined altitude, tying up to the wire line hitch on horizontal support can now move on to the same position of horizontal support on upper strata, and
Button switch is activated individually, electric block is in half stress, after electric block stress, should be by most next level branch
Shift to top and firmly install on request, whole main frame climb by this program repeat operation until terminate.
When support body system improving in place after, each layer rigging bolt buckle is returned into original position first, catch on the anti-fall axle of guide rail
And tighten and make its whole stress, checking the oblique pull steel wire rope and each bolt member of each layer should be in stress, when above-mentioned work
Confirm firmly it is errorless after, start to loosen electric block one by one, the suspension hook of electric block is returned to initial position.
Scaffold board, bamboo sheathing piece are laid in support body system installation process simultaneously, is opened and is set safety net, the bottom step frame laying of main frame
Scaffold board, other step framves lay bamboo sheathing piece, and the alien invasion of main frame and bottom are set using close mesh safety net, to whole main frame
Frame is carried out totally-enclosed.
The wirerope diameter of electric block is φ 20, and its length is determined by building structure standard floor height, steel wire rope two ends rope
Each four dogs of button are tightened respectively, and sling one end is hung in the bolt axle of horizontal support, and the other end bypasses main frame bottom
Two pulleys, hang on the suspension hook of electric block, and the rear electric block that starts to be energised tenses steel wire rope.
Every electric block is furnished with an end switch case, and case is protected built with numerical control display, overload alarm device and electric leakage
Shield switch.
Master control box should meet safe handling and require, and equipped with corresponding rain-proof measure.Cable adapter must be anti-with insulation
Glue band colligation is firm.The installation of electric control gear system must hold electrician operation witness person and complete, and forbid person without license to operate.
The attached electric lifting guide rail scaffold that the present invention is provided, the beneficial effect with following several respects:
Simple structure, strong applicability.Attached electric lifting guide rail scaffold is by support body system, supporting system, lifting
System, the part of security system four composition.It is safe and reliable, be convenient to mount and dismount, simple to operate, lifting is steady, can integral elevating, can also divide
Body is lifted, hence it is evident that is shortened the activity duration of workman, is alleviated the labour intensity of workman, alleviates the vertical transport amount of tower crane.
It is easy to operate, improve work efficiency.Attached electric lifting guide rail scaffold is the main frame and ordinary steel by making
Tube clamps are set up and are formed.Compared with double steel pipe scaffold of encorbelmenting, the input of material, the labour intensity of operative, construction
The comprehensive benefit of the aspects such as cycle all has a clear superiority.
Anti-tilt device, it is safe and reliable.Attached electric lifting guide rail scaffold is by every Pin vertical main frameworks, anti-tilt device
It is made up of three groups of anti-fall guide wheel devices of anti-dumping.When support body is lifted with the anti-fall guide wheel relative motion of anti-dumping, reaching prevents outside support body
The effect inclined.
Electrical-controlled lifting, function is various.Attached electric lifting guide rail scaffold lift when be show by electronic digit, wirelessly
Sensing remote control, load sensors constitute a complete control system.Protected with special automatically controlled circuit, earth leakage protective, ground connection
Various functions such as shield, overload warning, point control team control, possess stronger security, reliability and operability.
Brief description of the drawings
The structural representation of the attached electric lifting guide rail scaffold that Fig. 1 is provided for the present invention.
In figure:
The electric cabinet of 1 guide pillar, 2 jacking system, 34 main frame of anti-fall placement, 5 horizontal gird 6.
Specific embodiment
The invention will be further described with reference to the accompanying drawings and examples.
The structural representation of the attached electric lifting guide rail scaffold that Fig. 1 is provided for the present invention.
The attached electric lifting guide rail scaffold construction technology that the present invention is provided, attached scaffold is by being arranged at exterior wall
The vertical guide in face, using roller, vertically guide rail carries out electronic lifting.Present invention foundation engineering structure resemblance, with every section
Peripheral scaffold is installed, polynary plane combination as minimum unit using unit spelling, the construction of facade remote control lift, its work
Principle is to provide power by motor hoist, and successively rearmounted guide rail girder steel is used as the frame after hoisting frame guider and lifting
Body fixing point, operating personnel are remotely controlled lifting according to construction requirement, recycle.
System is constituted:
1st, support body system.
Support body system is the Pin main frames being spliced into by five section frame pieces.Vertical rod uses two 6.3 ﹟ channel-section steels and φ in framework
25 170 round steel is welded, and round steel is anti-fall axle, and outer vertical rod uses two D48 × 3.5 steel pipe welding vertical rods in pairs.Five steps
More than frame using single vertical rod, interior vertical rod, outer vertical rod pass through horizontal bars welding fabrication by the design height for often saving determination.Frame segment
It is connected by screw bolts between section, is primarily to facilitate assembly and disassembly.Spliced main frame is highly that 16.65m, i.e. nine step framves are high,
Often step frame is highly 1.85m, frame 0.9m wide, plus the total height of top platform guard rail main frame is 18m.
The horizon bar of main frame, diagonal brace, D48 × 3.5 steel pipe is used, form overall main frame.Between the setting up of main frame
Determine away from the length of side according to building.General control sets a Pin main frames between 4-4.5m and is advisable.Each step body panel is adopted
Laid with bamboo chip, mainly material is light, and buffer action can be played again.Main frame most bottom and 7-9 steps body panel are using 3cm thickness
Plank is laid, and mainly considers that the position is emphasis constructing operation layer.The outside and bottom of main frame are sealed using close mesh safety net
Close.
2nd, support system.
Be connected with agent structure by two kinds of bearing methods of horizontal support and oblique pull steel wire rope when mounted per Pin main frames and
Into.Horizontal support effect is vertical, support body stabilization, the spacing and safety function of support body for controlling support body.Horizontal support
Making material formed using two 10 ﹟ channel-section steel weldings, horizontal support root, the middle part high-strength bolts of φ 36 are fixed on existing during installation
Pour on floor, three are configured per Pin along the height of main frame, point three-layer set.
Oblique pull steel wire rope is mainly used for bearing the load of main frame, and oblique pull steel wire is transferred the load to by horizontal support
On rope, it is set to play a part of mutually support with horizontal support.The a diameter of φ 16 of oblique pull steel wire rope, length should be according to structural floor
Just determine.Two its upper ends of sling of steel wire rope are tied up in the built-in fitting of beam slab, lower end sling connection C0 type M20 rigging spiral shells
Bolt button ties up to the end of horizontal support, it is born support body load jointly with horizontal support.
3rd, jacking system.
Main frame is made up of overall electric-control system.Hung oneself a DHP7.5 in the girder steel of the 4th step frame of every Pin main frames
Electric block, and electric control gear is installed.Its function has:Numerical monitor, wireless remote control, weight sensing, overload protection, earth leakage protective
Deng.Main frame can integral elevating also can split lifting;Control can also be put with team control.With stronger controllability.
4th, security system
1)Main frame anti-fall device safeguard protection.The effect of main frame anti-fall device is:When main frame is received in normal condition
Main frame guide rail can be held automatically during power.It is arranged on the every end of horizontal support, by the principle of balancing point, works as main frame
Just in case automatic when out of control hold up the anti-fall axle of guide rail, make its stress and play anti-fall effect.
2)The road anti-fall device safeguard protection of main frame two.After main frame is in place, in addition to equipped with anti-fall device, in addition every
The end of root horizontal support, a C0 type M20 rigging bolt buckle is installed in the lower section of anti-fall device.The upper end of bolt buckle hangs over water
In the bolt axle of flat support, lower end hooks makes its stress on the anti-fall axle of guide rail, plays anti-fall dual fail-safe effect.
Construction point:
1st, built-in fitting and preformed hole are set.
According to the structure type of building, according to the structure length of side of building, design determines built-in fitting, the position of preformed hole
Put.Built-in fitting, preformed hole before casting concrete to each portion are set in place.The built-in fitting of this engineering is using 5mm thick steel plate
Circle is fixed under the high-strength bolt in the middle part of horizontal support, is mainly used for installing oblique pull steel wire rope.From when horizontal support stress
To control drawing effect.Preformed hole is arranged on every layer of cast-in-situ floor, is mainly used for playing fixing bolt when installing horizontal support
Effect.
2nd, main frame is installed.
1)When floor stand reaches setting height, levelling is carried out to the horizon bar at the top of floor stand and landing slab is laid.This
The platform of engineering floor stand is located at the floor face of structure five i.e. podium top.When main frame is set up in preparation installation, according to setting
Position first carries out line setting to first segment frame piece.First segment frame piece is two step framves, and 3.7m high, the distance between frame piece is generally
4-4.5m is advisable, and is connected with each other each section frame piece with steel tube fastener, is taken according to the erection method of double-row steel pipe scaffold
If.
2)Installation more than second section frame piece is to be raised with building structure and raised, high more than the step frame of construction layer one all the time.
When main frame total height reaches 16.65m design heights, whole main frame is installed and has arrived top.The company of support body and agent structure
Connect is to fix to form using the horizontal support made.The perpendicularity and stability of main frame are controlled using horizontal support.
3)Scaffold board, bamboo sheathing piece are laid in main frame installation process simultaneously, is opened and is set safety net.Operated according to practice of construction
Need, the bottom step frame of main frame and 7,8,9 step framves should lay scaffold board, other step framves lay bamboo sheathing piece.The outer of main frame stands
Face and bottom are set using close mesh safety net, carry out totally-enclosed to whole main frame, accomplish protection in place, occur without any leakage
Hole.
3rd, mechanical and electric equipment installation.
1)When main frame install will at the end of, electric block is installed under the girder steel of the 4th step frame.Each main frame
Same position installs one.Electric gourd hang hangs over girder steel and buckles.Electric block iron chains is straight, does not turn over chain, does not turn round chain, it is ensured that
Rotate flexible during its lifting, it is smooth not hinder.
2)The wirerope diameter of electric block is φ 20, and its length is determined by building structure standard floor height.This engineering specification
Floor height 3.7m, the net length of steel wire rope is the twice of construction standard floor height.Steel wire rope two ends sling is respectively tightened respectively with four dogs.
Sling one end is hung in the bolt axle of horizontal support, and the other end bypasses two pulleys of main frame bottom, hangs over electric block
On suspension hook, the rear electric block that starts to be energised tenses steel wire rope.
3)The installation of cable should be laid in the same step frame of electric block position along the girth of main frame.If frame
When split lifting occurs in body, the cable for setting corresponding length should be stayed at split as needed, meet the need of its discrepancy in elevation liter (drop)
Will.
4)Every electric block is furnished with an end switch case, and case is built with numerical control display, overload alarm device and electric leakage
Protection switch.Electrical control cubicles should meet safe handling and require, and equipped with corresponding rain-proof measure.Cable adapter must be anti-with insulation
Glue band colligation is firm.The installation of electric control gear system must hold electrician operation witness person and complete, and forbid person without license to operate.
4th, main frame lifting.
1)Preparation before main frame lifting
1. organization is practicable, and each workmen should divide the work clearly, and everyone has responsibility.
2. each part of support system must as requested set in place and fasten stress.Position deviation should control allowing
In the range of.If there is going beyond the scope, should in time correct and be adjusted in place.Main frame will ensure the vertical of every Pin main frames when lifting
There are three road horizontal supports and two oblique pull steel wire ropes in position.
3. each portion's connecting rod of support body system must be in place.If when split is lifted, connecting rod between its two body
Upright position will disengage, and must not have any rod member to be connected on two bodies.Particularly the position of tower crane attached wall rod member will ensure split liter
It is unimpeded up and down during drop.
4. jacking system first has to ensure that electric control gear is complete intact.If damage or failure will be changed in time, it is impossible to
Operation in spite of illness.Main frame a little position electric block by master control box unify power.In each electric block hoist point position
Sub-control box is provided with, is attached with total control box using series system.Electric block will be firmly installed, and iron chains is straight.Steel wire
Rope will enter pulley groove, it is to be ensured that the suspension hook of electric block is unblocked up and down in the running.When possessing lifting condition, to electronic
Cucurbit is preloaded one by one, electric block steel wire rope is in half stress.General preloading Weight control is in 1.5T.
5. security system is mainly by the steel wire rope of electric block, and rigging bolt buckle and catching device are constituted.Counted according to theory
Calculate, the weight of main frame material therefor is 0.6T/m or so.Held according to the every electric block of weight of actual support body in lifting
The weight received is 2.4T or so.The weight of support body is independently born during lifting by electric block steel wire rope.Therefore will pine in lifting
Fall rigging bolt buckle.
Anti-fall device must be fitted to position.Three groups of anti-dumping guide wheel devices are no less than per Pin framves piece, every group of guide wheel is led by four
In the embedded guide rail channel-section steel of wheel.To ensure support body and guide wheel relative motion when support body is lifted, the work of support body flare is prevented to reach
With.
2)The lifting operation of main frame.When every preparation is ready, it is responsible for the commander of lifting main frame to control staff
Send lifting instruction.Remote control should set the time of initial lifting, general to set the time for 1min.Terminate when the time of setting
When, lifting is automatically stopped, the height at this moment being lifted about 10cm or so.Tour personnel can be using time out to each portion of main frame
Checked, the abnormal conditions of lifting are hindered in discovery, to exclude in time.When confirmation situation is normal, control staff presses remote control again
Device enters the formal improvement stage, untill reaching predetermined altitude.Lifting speed is 12cm/min.If smooth, 3.7m floor heights
The lifting time should complete in 35-40min.
5th, the work after main frame lifting in place
1)After main frame is lifted in place, each layer rigging bolt buckle is returned into original position first, caught on the anti-fall axle of guide rail
And tighten and make its whole stress.
2)Checking the oblique pull steel wire rope and each bolt member of each layer should be in stress.
3)After above-mentioned work confirms firmly errorless, start to loosen electric block one by one, make hanging for electric block
Hook returns to initial position.
4)Tying up to the wire line hitch on horizontal support can now move on to the same position of horizontal support on upper strata, and individually
Start button switch, electric block is in half stress.Display display data is 1.5T.
5)After electric block stress, should by most next horizontal support move to top and firmly install on request.Entirely
Main frame climb by this program repeat operation until terminate.
Although the present invention is disclosed as above with preferred embodiment, so it is not limited to the present invention, any this area skill
Art personnel, without departing from the spirit and scope of the present invention, when a little modification and perfect, therefore protection model of the invention can be made
Enclose when by being defined that claims are defined.