CN110424766A - Stair railing restorative procedure - Google Patents
Stair railing restorative procedure Download PDFInfo
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- CN110424766A CN110424766A CN201910784896.XA CN201910784896A CN110424766A CN 110424766 A CN110424766 A CN 110424766A CN 201910784896 A CN201910784896 A CN 201910784896A CN 110424766 A CN110424766 A CN 110424766A
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- cross bar
- quarter bend
- guardrail
- fixed
- stair
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G23/00—Working measures on existing buildings
- E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
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- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention discloses a kind of stair railing restorative procedures, include the following steps: S1, and the crossbar sections damaged each floor guardrail are cut, upright part is removed；S2 records the cross bar and upright bar quantity, size of reparation required for each floor guardrail, and the cross bar repaired needed for customizing and upright bar；S3, the stair step side corresponding to corresponding guardrail reparation are installed a support frame and are supported to guardrail cutting and/or dismounting part；S4, the cross bar of prefabrication and/or upright bar in each S2 are transported to respective storey, and support frame is installed in corresponding cutting and/or removal position, under the support frame of support frame, cross bar is directly welded to corresponding cross bar cut place by welding, upright bar is installed at corresponding upright bar dismounting；S5, to weld sanding and polishing；S6, mopping protection.The stair railing restorative procedure that the present invention obtains can effectively improve guardrail and repair waiting period and repair phase safety and stability, and the guardrail after reparation is firm.
Description
Technical field
The present invention relates to a kind of stair railing renovation techniques, and in particular to a kind of stair railing restorative procedure.
Background technique
For using the stair railing of overlong time in residential area, drench with rain by prolonged exposing to the weather or wet empty
Gas leaching is attacked, and always will appear corrosion damage phenomenon can repair guardrail for the safety of people's stair activity.Usually repair
It is the guardrail of new production to be welded on after the cutting of entire bench guardrail on former stair pedestal, or broken parts guardrail is cut
New rod piece is made afterwards to be welded.There is security risks during this: 1, stair railing pedestal may corrode, and pedestal picks
After burying again, the concrete newly poured has an intensity phase up to standard, and the guardrail welded on former pedestal is temporarily unable to reach
Safe bearing load effect；2, broken parts guardrail is after main stress upright bar is cut, when the new rod piece of production is replaced this section
Between, the handrail transverse bar member connecting with the stress upright bar can not also play the safety effect of guardrail due to hanging.
Based on this, how a kind of guardrail that can effectively improve is provided and repairs the safety of waiting period guardrail, and can be repaired in guardrail
A kind of stair railing restorative procedure that the stability of guardrail repair process is improved during multiple, is problem anxious to be resolved.In addition, In
When cutting guardrail broken parts, since cutting machine vibration is larger, it is easy to damage guardrail other parts.
Summary of the invention
In view of the above shortcomings of the prior art, the technical problems to be solved by the present invention are: how providing one kind can have
Effect improves the guardrail cutting phase, guardrail repairs waiting period and repairs the stair railing restorative procedure of the safety and stability of phase.
In order to solve the above-mentioned technical problem, present invention employs the following technical solutions:
A kind of stair railing restorative procedure, which is characterized in that it includes the following steps: S1, the cross damaged each floor guardrail
Bar part is cut, upright part is removed, before the cross bar cutting or upright bar of stair railing are removed or stair railing
After cross bar cutting, upright bar are removed, one support frame is installed in the side close to stair railing cut point, guardrail is cut and/or removed
Part is supported；When cutting the cross bar of stair railing, it need to be needed by each oblique cutting in rail horizontal rod part, when removing upright bar
Its pedestal is removed together；Support frame as described above includes a firm banking being fixedly mounted on the outside of stair step, in firm banking
On be rotatably mounted with a telescopic quarter bend, on telescopic quarter bend spacer sleeve be equipped with multiple installation sets, each installation set
It can slide up and down and position along telescopic quarter bend length direction, in the same side of each installation set, each installation set
One positioning plate that can be rotated in a circumferential direction is installed, the positioning plate is the stripe board that a middle part has sliding slot, each fixed
The sliding slot side of position plate is equipped at least one cross bar supporting element, one end of the cross bar supporting element through sliding slot and with positioning plate phase
It connecing, the other end can be interlocked with the cross bar of the stair railing, and cross bar supporting element length direction can slide along the chute, and
It is moved forward and backward and positions in cross bar supporting element axial direction；S2 is synchronized when cutting rail horizontal rod and/or removing upright bar to each building
The cross bar and upright bar quantity, size repaired required for layer guardrail are recorded, and are placed an order in the form of inventory to factory and customized institute
The cross bar that need to be repaired and upright bar；The cross bar of prefabrication and/or upright bar in each S2 are transported to respective storey by S3, and corresponding
Cross bar is directly welded to by cutting and/or removal position installation support frame by welding under the support frame of support frame
Corresponding cross bar cut place, upright bar are installed at corresponding upright bar dismounting；S4, by the welding of all cross bars finishes, upright bar is installed to
Behind position, sanding and polishing is carried out to cross bar weld；S5 after carrying out mopping protection to guardrail, carries out concrete to upright bar base position
Repairing；S6 removes support frame after guardrail is firm.In this way, factory is fixed after reparation is first cut, measures statistics again early period
The mode of system reparation rod piece, rod piece reparation amount needed for can effectively planning as a whole stair railing, meanwhile, first cut the side for measuring statistics again
Formula also can each cross bar of effective guarantee repair accurate size, not will cause waste of material, and cut phenomenon repeatedly, can effectively shorten
Repair time.And to the oblique cutting of crossbar sections after, can effectively increase the bonding area of later period cross bar junction, and after cutting
Cross bar can play the role of certain rest to the cross bar to be repaired, intensity and reduction welding difficulty after effectively increasing welding.
And installed after support frame is supported cross bar before cutting, it can effectively ensure that guardrail normally makes before reparation and during repairing
With simultaneously, moreover it is possible to form certain support to guardrail, prevent guardrail in cutting process from deforming, additionally it is possible to after the completion of guardrail is repaired,
Upright bar concrete is supported weld before not solidifying, so that later period guardrail has preferable stability.In addition, having repaired
Cheng Hou, additionally it is possible to remove support frame recycling.Telescopic quarter bend in above-mentioned support frame can length adjustment, and then adapt to not
Level guardrail supports demand；Installation set can be slided up and down and be positioned, and the positioning plate being able to drive above it is upper and lower therewith
It is mobile, and then the adjustment of mounting height is carried out to positioning plate, keep it corresponding with rail horizontal rod, in the position for having adjusted positioning plate
Afterwards, set can be fixedly mounted, fix its position, displacement will not be generated under the influence of gravity and operation；And positioning plate can
After rotating in a circumferential direction, it can be adjusted and rotate angle, keep it corresponding with the rail horizontal rod position to be supported；Set cross bar
Supporting element can slide in the sliding slot of positioning plate, consequently facilitating it is set on cross bar from cut place, installation is more convenient, together
When, additionally it is possible to different cutting width requirements is adapted to, after being inserted in cross bar, its position can be fixed, itself and positioning plate, peace are made
Encapsulation and telescopic upright bar together, form the support to cross bar.Above-mentioned support frame can adapt to different guardrail heights, different cuttings
Width, the support requirement to guardrail, after supporting to guardrail, can keep the stationarity of guardrail, prevent from going out in repair process
Now tilt, influence the beauty of later period guardrail, at the same can also pre- protective fence topple over security risk occurred.In addition, being installed
In side, the reparation of later period guardrail will not be caused to stop, and support frame is after use, additionally it is possible to reuse after removing.
Further, the specific installation steps of support frame as described above and rail horizontal rod are as follows: firm banking being first mounted on building
Then side of the ladder end adjusts the length of telescopic quarter bend and the position of each installation set, can be with cross bar corresponding on guardrail
Telescopic quarter bend and installation set are fixed again after highly corresponding；After the completion of installation set is fixed, then by each installation set
Cross bar supporting element and rail horizontal rod on side, positioning plate pass through cross bar supporting element and telescopic quarter bend pair by gripping
Rail horizontal rod is fixed.In this way, after by the cutting of guardrail erodable section, it can be corresponding in the middle part of cut place by support frame, and
The pedestal that is fixed is mounted on stair side, then adjusts the length of telescopic quarter bend and the position of each positioning plate, can
It is enough corresponding with cross bar height corresponding on guardrail, and then again pass through the cross bar supporting element on each positioning plate with rail horizontal rod
It grips, it is fixed by cross bar supporting element and telescopic quarter bend.When firm banking is installed, fixed bottom is first rotated
It is oblique to make it, and can be affixed completely with stair side for seat, could fix well it with stair side.And it positions
For plate after being adjusted to proper height, need to rotate makes its tilt angle consistent with the tilt angle of rail horizontal rod, can just make it
The cross bar supporting element of top is corresponding with the rail horizontal rod to be socketed.When being socketed cross bar supporting element, cross bar branch need to be first slided
The position that support member is cut to rail horizontal rod, from side to cutting after rail horizontal rod inner sleeve.
Further, the firm banking includes a square tube being laterally arranged, and two pads are equipped at intervals on the inside of square tube
The upper and lower ends of plate, two backing plates are stretched out outside square tube, and are equipped at least one for being consolidated in the extension of every piece of backing plate
The expansion bolt being scheduled on stair side；A hinged seat is fixedly installed in the upper end of square tube, square tube width direction, it is described to stretch
The lower end of contracting formula quarter bend is installed in rotation on the hinged seat by a shaft；It, need to be first by fixed bottom when firm banking is installed
Seat rotation, it is oblique to make it, and can be affixed with stair step side, expansion bolt is then installed to stair step side again
In the concrete on side.In this way, firm banking is fixed on stair side by expansion bolt, both there is preferable stability, simultaneously
It is also easy to disassemble, so that support frame can be realized the purpose of recycling.The backing plate more being arranged is capable of increasing consolidating for square tube
Determine area, provides condition for several fixed points are arranged more, meanwhile, after backing plate is arranged, expansion bolt does not have to run through square tube, can have
Effect guarantees the beauty and intensity of square tube.Set hinged seat provides installation site for telescopic quarter bend in square tube, is arranged
After the hinged seat, after firm banking rotation is oblique, the state that telescopic quarter bend keeps vertical will not be influenced.
Further, the telescopic quarter bend is made of upper quarter bend and lower quarter bend, and the upper quarter bend covers in lower quarter bend, In
Lower quarter bend upper end is equipped with a threaded hole, and one is cased on the threaded hole and holds out against spiral shell for upper quarter bend to be fixed in lower quarter bend
Bolt；When adjusting Telescopic supporting tube, need to according to the height of guardrail to be repaired adjust the protrusion height of upper quarter bend, and
After adjusting, upper quarter bend is fixed on lower quarter bend by way of rotating puller bolt.In this way, upper quarter bend can be along lower square
Pipe short transverse slides up and down, and using puller bolt by being fixed on upper quarter bend by the way of holding out against.This structure can expire
The height adjustment and positioning of the telescopic quarter bend of foot.
Further, the lower end of the lower quarter bend is arc-shaped.In this way, firm banking is in rotation, lower quarter bend will not be to it
It impacts.
Further, it is at least cased with an installation set on upper quarter bend and lower quarter bend, is equipped with one in each installation set
A to sequentially pass through installation set and upper quarter bend or lower quarter bend, and end passes through the positioning bolt outside sliding slot, the positioning plate can be with
It rotates in a circumferential direction centered on positioning bolt, one is equipped on each positioning bolt, on the outside of positioning plate and passes through spiral shell with positioning bolt
Positioning plate, can be fixed on upper quarter bend or lower quarter bend by the location nut of line cooperation by rotational positioning nut；When specific operation,
Each installation set carries out the adjusting of mounting height by way of sliding, and set is fixedly mounted after sliding into corresponding position, so
Rotational positioning plate afterwards keeps positioning plate oblique, and inclined angle is consistent with the tilt angle of rail horizontal rod.In this way, upper square
At least one equal positioning plate and cross bar supporting element on pipe and lower quarter bend, thus at least one support corresponding with cross bar
Point, and then at least meet the support of upper and lower two positions.And set positioning bolt can not only be as bolt and positioning spiral shell
Mother's cooperation stationary positioned plate, additionally it is possible to play the role of shaft, positioning plate is enable to rotate under the support of shaft, realize positioning
The angle of plate adjusts.
Further, the cross bar supporting element includes the studdle worn on the chute, in studdle
End is equipped with one for passing through the rod piece clamping part gripped with rail horizontal rod, and there are two set set respectively on studdle
In positioning plate front and rear sides and locking nut for being fixed on studdle in sliding slot.In this way, screw rod can be long in sliding slot
Degree side's upward sliding, simultaneously, additionally it is possible to cooperate with locking nut and cross bar supporting element is fixed on positioning plate.And rod piece clamping part
Rail horizontal rod can be clamped, so that one end be made to fix with cross bar, the other end is fixed on positioning plate by locking nut
On, form the support to rail horizontal rod.
Further, the rod piece clamping part includes the installation part for being fixedly mounted on screw rod inner end, the installation part
In vertically arranged, it is rotatably mounted with an arc grip block respectively in the upper and lower ends of installation part, two arc grip blocks are opposite
Setting, and a cylinder is formed after surrounding together with installation part；It is respectively and fixedly provided with a fixed plate in the end of each arc grip block,
A corresponding through-hole is equipped in two fixed plates；Two fixed plates are solid with nut cooperation after its through-hole by a bolt
It is scheduled on together.In this way, in use, opening one end of two installation parts, to effectively increase its clamping by pulling installation part
Angle, then rail horizontal rod is placed in two installation parts from the opening of two installation parts and is formed by between cylinder, finally by bolt
Two installation parts are locked with nut cooperation.Due between installation part can opening and closing, and then clamping when can meet different-diameter
Cross bar clamps demand, so that rod piece clamping does not have more versatility.
Further, the specific socketing method of the cross bar supporting element and rail horizontal rod is as follows: S1, will be on cross bar supporting element
Studdle insertion positioning plate on sliding slot in；S2 vertically pulls arc grip block respectively, so that arc grip block
It is open-shaped, and the required rail horizontal rod being arranged is enclosed in two arc grip blocks and is formed by space, then by two arcs
Grip block is pulled to centre, is close to arc grip block inner wall with rail horizontal rod, finally again in the fixed plate of two arc grip blocks
On be inserted in bolt, and nut is inserted in tightening nut after bolt end, arc grip block will be fixed so that arc grip block with
Rail horizontal rod is in clamped condition.In this way, being fixed cross bar and cross bar supporting element by the way of clamping, operation is more convenient,
And this mode has certain adjustability, the cross bar for adapting it to plurality of specifications is fixed.Arc folder is first opened in fixation procedure
Hold plate, then in such a way that screw bolt and nut is fixed it is also very convenient.
Compared with prior art, the stair railing restorative procedure that the present invention obtains has the advantages that
1, after installation support frame is supported cross bar before reparation, it can effectively ensure that the normal use of guardrail, moreover it is possible to shield
Column forms certain support, prevents guardrail from deforming, simultaneously, additionally it is possible to after the completion of guardrail is repaired, before upright bar concrete does not solidify
Weld is supported, so that later period guardrail has preferable stability.
2, the support frame installed can adapt to different guardrail heights, different cutting widths, the support requirement to guardrail, In
After guardrail support, the stationarity of guardrail can be kept, prevents from tilting in repair process, influences the beauty of later period guardrail
See, at the same can also pre- protective fence topple over security risk occurred.
Detailed description of the invention
Fig. 1 is the mounting structure schematic diagram that stair railing repairs front support frame and rail horizontal rod in embodiment；
Fig. 2 is the schematic perspective view of support frame in embodiment；
Fig. 3 is the mounting structure enlarged diagram of positioning plate and cross bar supporting element in embodiment.
In figure: firm banking 1, square tube 11, backing plate 12, expansion bolt 13, hinged seat 14, telescopic quarter bend 2, lower quarter bend
21, upper quarter bend 22, puller bolt 23, installation set 3, positioning bolt 31, location nut 32, positioning plate 4, sliding slot 41, cross bar support
Part 5, studdle 51, locking nut 52, installation part 53, arc grip block 54, fixed plate 55, bolt 56, nut 57, cylinder
58, cross bar 6, upright bar 7.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and examples.
Embodiment:
Stair railing restorative procedure provided in this embodiment, it includes the following steps: S1, the cross bar damaged each floor guardrail
6 parts are cut, 7 part of upright bar is removed, before the cross bar cutting or upright bar of stair railing are removed or stair railing
After cross bar cutting, upright bar are removed, one support frame is installed in the side close to stair railing cut point, guardrail is cut and/or removed
Part is supported；When cutting the cross bar of stair railing, it need to be needed by each oblique cutting in rail horizontal rod part, when removing upright bar
Its pedestal is removed together；S2 is synchronized when cutting rail horizontal rod and/or removing upright bar to reparation required for each floor guardrail
7 quantity of cross bar 6 and upright bar, size recorded, and placed an order to factory in the form of inventory customize needed for 6 He of cross bar repaired
Upright bar 7；The cross bar of prefabrication and/or upright bar in each S2 are transported to respective storey, and in corresponding cutting and/or removed by S3
Cross bar is directly welded to corresponding cross bar by welding and cut by position installation support frame under the support frame of support frame
Place is cut, upright bar is installed at corresponding upright bar dismounting；S4 welds cross bar after the welding of all cross bars finishes, upright bar is installed in place
It meets place and carries out sanding and polishing；S5 after carrying out mopping protection to guardrail, carries out concrete repair to upright bar base position；S6, to guardrail
After firm, support frame is removed.
In S1, when carrying out oblique cutting to cross bar, cutting angle controls the cutting angle of the present embodiment between 30-60 °
It is 45 °.In addition, cutting when, should from close to upright bar one end to corrosion cross bar one end inclined cut (i.e. cut after two cross bars cut
The vertical range for cutting place is greater than the vertical range of two cross bar upper end cut places), correspondingly, the side of prefabricated reparation cross bar is in
It is trapezoidal, it is placed on two cross bars in this way, can will directly repair cross bar when being fixedly mounted, does not need in addition to help, operation is more
For convenience.
As shown in Figure 2 and Figure 3, support frame as described above includes a firm banking 1 being fixedly mounted on the outside of stair step, solid
Determine to be rotatably mounted with a telescopic quarter bend 2 on pedestal 1, spacer sleeve is equipped with multiple installation sets 3 on telescopic quarter bend 2,
Each installation set 3 can be slided up and down and be positioned along telescopic 2 length direction of quarter bend, in the same side, every of each installation set 3
The positioning plate that can be rotated in a circumferential direction 4 is mounted in a installation set 3, the positioning plate 4 is that a middle part has sliding slot 41
Stripe board, at least one one end is equipped in the sliding slot 41 of each positioning plate 4 through sliding slot 41, the other end and rail horizontal rod
By the cross bar supporting element 5 gripped, the cross bar supporting element 5 41 length directions can slide along the chute, and in cross bar branch
It is moved forward and backward and positions on support member axial direction；The specific installation steps of support frame as described above and rail horizontal rod are as follows: will first fix
Pedestal 1 is mounted on stair side, then adjusts the length of telescopic quarter bend 2 and the position of each installation set 3, can be with shield
Telescopic quarter bend and installation set are fixed again after corresponding cross bar height is corresponding on column；After the completion of installation set 3 is fixed,
The cross bar supporting element 5 on each 3 side of installation set, positioning plate 4 is passed through with rail horizontal rod again and is gripped, is supported by cross bar
Rail horizontal rod is fixed in part 5 and telescopic quarter bend 2.
The firm banking 1 includes a square tube 11 being laterally arranged, and is equipped at intervals with two backing plates 12 in the inside of square tube 11,
The upper and lower ends of two backing plates 12 are stretched out outside square tube 11, and are equipped at least one in the extension of every piece of backing plate 12 and are used for it
The expansion bolt 13 being fixed on stair side；One is fixedly installed in the upper end of square tube 11, square tube width direction to be in U-shape
The lower end of hinged seat 14, the telescopic quarter bend 2 is installed in rotation on the hinged seat 14 by a shaft；Fixed bottom is installed
When seat 1, needs first to rotate firm banking 1, it is oblique to make it, and can be affixed with stair step side, it then again will expansion
Bolt is installed in the concrete of stair step side.
The telescopic quarter bend 2 is made of upper quarter bend 22 and lower quarter bend 21, and 22 sets of the upper quarter bend is in lower quarter bend 21, institute
The lower end for stating lower quarter bend 21 is arc-shaped, lower 21 upper end of quarter bend be equipped with a threaded hole, be cased on the threaded hole one for by
Quarter bend is fixed on the puller bolt 23 in lower quarter bend；When adjusting Telescopic supporting tube, need to according to guardrail to be repaired height
It spends to adjust the protrusion height of upper quarter bend, and after adjusting, is fixed on upper quarter bend by way of rotating puller bolt
On lower quarter bend.
At least be cased with an installation set 3 on upper quarter bend 22 and lower quarter bend 21, be equipped in each installation set 3 one according to
It is secondary to run through installation set 3 and upper quarter bend 22 or lower quarter bend 21, and end passes through the positioning bolt 31 outside sliding slot 41, the positioning plate 4
It can be rotated in a circumferential direction centered on positioning bolt 31, one and positioning are equipped on each positioning bolt 31, on the outside of positioning plate 4
Bolt 31 passes through the location nut 32 being threadedly engaged, and positioning plate can be fixed on to upper quarter bend or lower quarter bend by rotational positioning nut
On；When specific operation, each installation set 3 carries out the adjusting of mounting height by way of sliding, and is sliding into corresponding position
Set is fixedly mounted afterwards, then rotational positioning plate 4, keeps positioning plate 4 oblique, and the inclination angle of inclined angle and rail horizontal rod
Degree is consistent.
The cross bar supporting element 5 includes a studdle 51 being threaded through on sliding slot 41, in the inner end of studdle 51
One is equipped with for passing through the rod piece clamping part gripped with rail horizontal rod, there are two set set respectively on studdle 51
In positioning plate front and rear sides and locking nut 52 for being fixed on screw rod in sliding slot 41.
The rod piece clamping part includes the installation part 53 for being fixedly mounted on screw rod inner end, and the installation part 53 is in vertical
Setting is rotatably mounted with an arc grip block 54 in the upper and lower ends of installation part 53 respectively, and two arc grip blocks 54 are opposite
Setting, and a cylinder 58 is formed after surrounding together with installation part 53；One is respectively and fixedly provided in the end of each arc grip block 54
Fixed plate 55 is equipped with a corresponding through-hole in two fixed plates 55；Two fixed plates 55 are logical across it by a bolt 56
The cooperation of Kong Houyu nut 57 is fixed together.
The specific socketing method of the cross bar supporting element 5 and rail horizontal rod is as follows: S1, by the support spiral shell on cross bar supporting element
Bar is inserted into the sliding slot on positioning plate；S2 vertically pulls arc grip block 54 respectively, so that arc grip block 54 is in
Shape is opened, and the required rail horizontal rod being arranged is enclosed in two arc grip blocks 54 and is formed by space, then presss from both sides two arcs
It holds plate 54 to pull to centre, is close to 54 inner wall of arc grip block with rail horizontal rod, finally consolidating in two arc grip blocks 54 again
It is inserted in bolt 56 on fixed board, and nut 57 is inserted in tightening nut after bolt end, arc grip block will be fixed, so that arc
Grip block is in clamped condition with rail horizontal rod.
Finally, it should be noted that technical side the above examples are only used to illustrate the technical scheme of the present invention and are not limiting
Case, although applicant describes the invention in detail referring to preferred embodiment, those skilled in the art should be managed
Solution, modification or equivalent replacement of the technical solution of the present invention are made for those, without departing from the objective and range of the technical program,
It is intended to be within the scope of the claims of the invention.
Claims (9)
1. a kind of stair railing restorative procedure, which is characterized in that it includes the following steps: S1, is damaged each floor guardrail
Cross bar (6) is partially cut, upright bar (7) is partially removed, stair railing cross bar cutting or upright bar remove before or building
After cross bar cutting, the upright bar of terraced guardrail are removed, one support frame is installed in the side close to stair railing cut point, guardrail is cut
And/or it removes part and is supported；When cutting the cross bar of stair railing, each oblique cutting in rail horizontal rod part need to be removed
When upright bar, its pedestal need to be removed together；Support frame as described above includes a firm banking being fixedly mounted on the outside of stair step
(1), it is rotatably mounted with a telescopic quarter bend (2) on firm banking (1), is spaced and is arranged on telescopic quarter bend (2)
Have multiple installation sets (3), each installation set (3) can slide up and down and position along telescopic quarter bend (2) length direction, every
It is mounted on the positioning plate that can be rotated in a circumferential direction (4) on the same side of a installation set (3), each installation set (3), it is described fixed
Position plate (4) is the stripe board that a middle part has sliding slot (41), is equipped at least one in sliding slot (41) side of each positioning plate (4)
One end of a cross bar supporting element (5), the cross bar supporting element (5) connects through sliding slot (41) and with positioning plate, and the other end can
It is interlocked with the cross bar of the stair railing, and cross bar supporting element (5) (41) length direction can slide along the chute, and in cross bar
It is moved forward and backward and positions in supporting element axial direction；S2 is synchronized when cutting rail horizontal rod and/or removing upright bar to each floor guardrail
The cross bar (6) and upright bar (7) quantity, size of required reparation are recorded, and are placed an order in the form of inventory to factory and customize institute
The cross bar (6) that need to be repaired and upright bar (7)；The cross bar of prefabrication and/or upright bar in each S2 are transported to respective storey by S3, and
Support frame is installed in corresponding cutting and/or removal position, under the support frame of support frame, directly by welding by cross bar
It is welded to corresponding cross bar cut place, upright bar is installed at corresponding upright bar dismounting；S4 finishes the welding of all cross bars, upright bar
After being installed in place, sanding and polishing is carried out to cross bar weld；S5 after carrying out mopping protection to guardrail, carries out upright bar base position
Concrete repair；S6 removes support frame after guardrail is firm.
2. stair railing restorative procedure according to claim 1, which is characterized in that the cross of support frame as described above and stair railing
The specific installation steps of bar are as follows: firm banking (1) being first mounted on stair side, then adjusts the length of telescopic quarter bend (2)
With the position of each installation set (3), can it is corresponding with cross bar corresponding on guardrail height after again by telescopic quarter bend and
Installation set is fixed；After the completion of installation set (3) are fixed, then by the cross bar on each installation set (3) side, positioning plate (4)
Supporting element (5) and rail horizontal rod by gripping, by cross bar supporting element (5) and telescopic quarter bend (2) to rail horizontal rod into
Row is fixed.
3. stair railing restorative procedure according to claim 2, which is characterized in that the firm banking (1) includes one horizontal
To the square tube (11) of setting, two backing plates (12) are equipped at intervals on the inside of square tube (11), the upper and lower ends of two backing plates (12) are stretched
Square tube (11) outside, and is equipped at least one for being fixed in stair side in the extension of every piece of backing plate (12) out
Expansion bolt (13)；A hinged seat (14) being in U-shape is fixedly installed in the upper end of square tube (11), square tube width direction,
The lower end of the telescopic quarter bend (2) is installed in rotation on the hinged seat (14) by a shaft；It installs firm banking (1)
When, it needs first to rotate firm banking (1), it is oblique to make it, and can be affixed with stair step side, then again by expanding screw
Bolt is installed in the concrete of stair step side.
4. stair railing restorative procedure according to claim 2, which is characterized in that the telescopic quarter bend (2) is by upper square
(22) and lower quarter bend (21) composition are managed, the upper quarter bend (22) covers in lower quarter bend (21), is equipped with one in lower quarter bend (21) upper end
Threaded hole is cased with a puller bolt (23) for being fixed on upper quarter bend in lower quarter bend on the threaded hole；It is flexible adjusting
When formula support tube, need to according to the height of guardrail to be repaired adjust the protrusion height of upper quarter bend, and after adjusting, lead to
Upper quarter bend is fixed on lower quarter bend by the mode for crossing rotation puller bolt.
5. stair railing restorative procedure according to claim 4, which is characterized in that the lower end of the lower quarter bend (21) is in arc
Shape.
6. stair railing restorative procedure according to claim 4, which is characterized in that in upper quarter bend (22) and lower quarter bend (21)
On be at least cased with an installation set (3), one is equipped on each installation set (3) and sequentially passes through installation set (3) and upper quarter bend
(22) or lower quarter bend (21), and end passes through the positioning bolt (31) of sliding slot (41) outside, and the positioning plate (4) can be to position spiral shell
Bolt rotates in a circumferential direction centered on (31), is equipped with one and positioning bolt on each positioning bolt (31), on the outside of positioning plate (4)
(31) by the location nut (32) being threadedly engaged, positioning plate can be fixed on by rotational positioning nut by upper quarter bend or lower quarter bend
On；When specific operation, each installation set (3) carries out the adjusting of mounting height by way of sliding, and is sliding into corresponding positions
Fixed installation set is postponed, then rotational positioning plate (4), make positioning plate (4) obliquely, and inclined angle and rail horizontal rod
Tilt angle is consistent.
7. stair railing restorative procedure according to claim 2, which is characterized in that the cross bar supporting element (5) includes one
A studdle (51) being threaded through on sliding slot (41) is equipped with one in the inner end of studdle (51) and is used for and rail horizontal rod
By the rod piece clamping part gripped, there are two be respectively placed in positioning plate front and rear sides and be used for set on studdle (51)
The locking nut (52) screw rod being fixed in sliding slot (41).
8. stair railing restorative procedure according to claim 7, which is characterized in that the rod piece clamping part includes one solid
Dingan County is mounted in the installation part (53) of screw rod inner end, and the installation part (53) is in vertically arranged, the upper and lower ends in installation part (53)
Be rotatably mounted with an arc grip block (54) respectively, two arc grip blocks (54) are oppositely arranged, and with installation part (53) one
It rises and forms a cylinder (58) after surrounding；A fixed plate (55) are respectively and fixedly provided in the end of each arc grip block (54), two
A corresponding through-hole is equipped in fixed plate (55)；Two fixed plates (55) by a bolt (56) pass through its through-hole after with spiral shell
Female (57) cooperation is fixed together.
9. stair railing restorative procedure according to claim 8, which is characterized in that the cross bar supporting element (5) and stair
The specific socketing method of the cross bar of guardrail is as follows: S1, will be in the sliding slot on the studdle insertion positioning plate on cross bar supporting element；
S2 vertically pulls arc grip block (54) respectively, so that arc grip block (54) is open-shaped, and is arranged required
Rail horizontal rod is enclosed in two arc grip blocks (54) and is formed by space, then pulls two arc grip blocks (54) to centre
It is dynamic, it is close to arc grip block (54) inner wall with rail horizontal rod, is finally inserted in the fixed plate of two arc grip blocks (54) again
Bolt (56), and nut (57) is inserted in tightening nut after bolt end, arc grip block will be fixed, so that arc grip block
It is in clamped condition with rail horizontal rod.
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| CN201910784896.XA CN110424766B (en) | 2019-08-23 | 2019-08-23 | Stair guardrail repairing method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910784896.XA CN110424766B (en) | 2019-08-23 | 2019-08-23 | Stair guardrail repairing method |
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| CN110424766A true CN110424766A (en) | 2019-11-08 |
| CN110424766B CN110424766B (en) | 2021-02-26 |
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| CN201910784896.XA Active CN110424766B (en) | 2019-08-23 | 2019-08-23 | Stair guardrail repairing method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111042567A (en) * | 2019-12-27 | 2020-04-21 | 赵玉玲 | Prefabricated concrete stair surface repairing treatment method for fabricated building |
| CN111519926A (en) * | 2020-04-23 | 2020-08-11 | 黄�益 | Equipment is repaired to fire prevention dope layer hollowing |
| CN112663989A (en) * | 2021-01-07 | 2021-04-16 | 上海肯叩实业有限公司 | Efficient balcony stone guardrail prosthetic devices |
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| CN205935656U (en) * | 2016-08-11 | 2017-02-08 | 中国建筑第二工程局有限公司 | Stair template regularization reinforced structure of marking time |
| CN106869421A (en) * | 2017-01-10 | 2017-06-20 | 中国建筑第八工程局有限公司 | Assembled stairs structure and its installation method |
| CN206337839U (en) * | 2016-12-15 | 2017-07-18 | 攀枝花环业冶金渣开发有限责任公司 | Guard rail |
| CN206801072U (en) * | 2017-05-12 | 2017-12-26 | 四川建筑职业技术学院 | A kind of foundation ditch temporary guard rail |
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| CN204782039U (en) * | 2015-07-13 | 2015-11-18 | 江西科技学院 | Improved generation construction safety protection steel pipe guardrail mounting |
| CN205935656U (en) * | 2016-08-11 | 2017-02-08 | 中国建筑第二工程局有限公司 | Stair template regularization reinforced structure of marking time |
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| CN106869421A (en) * | 2017-01-10 | 2017-06-20 | 中国建筑第八工程局有限公司 | Assembled stairs structure and its installation method |
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| CN111042567A (en) * | 2019-12-27 | 2020-04-21 | 赵玉玲 | Prefabricated concrete stair surface repairing treatment method for fabricated building |
| CN111519926A (en) * | 2020-04-23 | 2020-08-11 | 黄�益 | Equipment is repaired to fire prevention dope layer hollowing |
| CN112663989A (en) * | 2021-01-07 | 2021-04-16 | 上海肯叩实业有限公司 | Efficient balcony stone guardrail prosthetic devices |
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|---|---|
| CN110424766B (en) | 2021-02-26 |
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