CN107939068A - A kind of foundation pit hangs lane device - Google Patents

A kind of foundation pit hangs lane device Download PDF

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Publication number
CN107939068A
CN107939068A CN201711415951.5A CN201711415951A CN107939068A CN 107939068 A CN107939068 A CN 107939068A CN 201711415951 A CN201711415951 A CN 201711415951A CN 107939068 A CN107939068 A CN 107939068A
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CN
China
Prior art keywords
ladder cage
foundation pit
cantilever
upright bar
standard knot
Prior art date
Application number
CN201711415951.5A
Other languages
Chinese (zh)
Inventor
李勇海
杨嘉毅
章好龙
周新亚
孙小猛
项远方
胡晓东
徐登云
Original Assignee
中铁四局集团第二工程有限公司
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 中铁四局集团第二工程有限公司 filed Critical 中铁四局集团第二工程有限公司
Priority to CN201711415951.5A priority Critical patent/CN107939068A/en
Publication of CN107939068A publication Critical patent/CN107939068A/en

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Classifications

    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G27/00Temporary arrangements for giving access from one level to another for men or vehicles, e.g. steps, ramps
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D17/00Excavations; Bordering of excavations; Making embankments
    • E02D17/02Foundation pits
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D2300/00Materials
    • E02D2300/0004Synthetics
    • E02D2300/0018Cement used as binder
    • E02D2300/002Concrete

Abstract

The invention discloses a kind of foundation pit to hang lane device, this lane device includes being located at the concrete foundation platform at the top of foundation pit, with the platform fix supporting rack and fixed with supporting rack and reach deep down into foundation pit ready-package hang ladder cage, ready-package suspension ladder cage includes the ladder cage standard knot and zigzag stair successively spliced downwards, ladder cage standard knot has at least three ladder cage upright bars and is fixed with them and surround the stull of closure frame, the ladder cage upright bar of top ladder cage standard knot is fixed with supporting rack, and corresponding ladder cage upright bar is connected through connector in remaining adjacent ladder cage standard knot, zigzag stair include the half space that corresponding each ladder cage standard knot is set and the ladder fixed with neighbouring half space, card slot is set on half space and is fastened on fixation in the stull of corresponding ladder cage standard knot.The device suitable for cutting depth Excavation Process in the case of continually changing construction personnel up and down, place adapts to strong, is convenient to mount and dismount flexibly, structure is safe and reliable, can reuse.

Description

A kind of foundation pit hangs lane device
Technical field
The present invention relates to bridge, building engineering field, is specifically related to a kind of foundation pit suspension lane device and its installation side Method, this foundation pit suspension lane device especially suitable in Deep Excavation with the continually changing situation of cutting depth.
Background technology
In the construction of deep-foundation pit engineering, site operation personnel need to be applied into foundation pit by upper and lower transit passage Work industry.In conventional Deep foundation Pit excavation, foundation pit lower channel is welded using steel pipe, shaped steel and steel plate more, and needs root The transit passage up and down of respective heights is welded according to the depth of foundation pit, such transit passage disassembly process up and down is cumbersome, time-consuming to take Power, adaptability is poor, and security reliability is poor, and the material such as steel pipe is substantially disposable, and recycling rate of waterused is relatively low, wastes Seriously.
In existing public technology, such as publication number:CN 203755717 U《Walkway above and below deep basal pit assembled》It is situated between Continued a kind of transit passage up and down for deep basal pit, its technical method is:Metal is set in bottom of foundation ditch concrete foundation Column, progressively installs assembled ladder cage from lower to upper herein on basis.But the technology is only applicable to excavation of foundation pit completion, foundation pit The fixed situation of depth, and must be on bottom of foundation ditch casting concrete basis.But do not provide in Excavation Process, foundation pit is deep Degree with excavate constantly increase how the solution method of installation personnel lower channel, therefore the device has some limitations, Be not suitable for personnel in Excavation Process up and down.
The content of the invention
The present invention seeks to:A kind of foundation pit is provided for deep foundation pit construction personnel and hangs lane device, it can be adapted at any time Different excavation of foundation pit depth is easy to which above and below construction personnel, place strong applicability, installation, easy removal are flexible, structure peace It is complete reliable, and can reuse.
The technical scheme is that:A kind of foundation pit hangs lane device, the cutting depth suitable for Excavation Process Continually changing situation, it is characterised in that this lane device includes being arranged on the concrete foundation platform at the top of foundation pit and should The supporting rack and fixed with supporting rack and reach deep down into the suspension ladder cage of the ready-package in foundation pit that concrete foundation platform is fixed, it is described Ready-package suspension ladder cage includes the ladder cage standard knot successively spliced downwards and the zigzag stair being arranged in ladder cage standard knot, institute Stating ladder cage standard knot has at least three ladder cage upright bars and is fixed with ladder cage upright bar and enclose the stull of closure frame, the top Ladder cage upright bar and the supporting rack of ladder cage standard knot are fixed, and in remaining neighbouring ladder cage standard knot corresponding ladder cage upright bar it Between be connected by connector, the zigzag stair include the half space that corresponding each ladder cage standard knot sets and with phase up and down The ladder that adjacent half space is fixed, the half space is equipped with card slot, and is fastened on corresponding ladder cage standard knot by card slot Stull on it is fixed.
Further, what the built-in fitting that heretofore described supporting rack includes being equipped with by concrete foundation platform was fixed More than two cantilever beams and erection are simultaneously fixed at least distribution beam above these cantilever beams, the cantilever beam and distribution beam The closure frame shape surrounded is consistent with the closure frame that the stull of lower section ladder cage standard knot surrounds, and further includes corresponding each cantilever beam and sets Montant and diagonal brace, the built-in fitting that the montant is equipped with by foundation pit side-wall fixes, and the diagonal brace both ends and montant and hangs Arm beam is fixed, and the ladder cage upright bar is fixed with distribution beam.
Further, heretofore described ladder cage upright bar uses fining twisted steel, it is through distribution beam and uses nut lock Fasten, and the connector is rebar sleeve, the corresponding ladder cage upright bar of neighbouring ladder cage standard knot passes through Rebar sleeve connection is fixed;Built-in fitting on the concrete foundation platform is fining twisted steel, it matches somebody with somebody after passing through cantilever beam Nut is closed with the cantilever beam that is locked;And the built-in fitting on the foundation pit side-wall is also fining twisted steel, it matches somebody with somebody after passing through montant Nut is closed to weld with corresponding montant and cantilever beam with the montant that is locked, the diagonal brace both ends, while at the top of the montant Welded with corresponding cantilever beam.
It is further preferred that heretofore described ladder cage upright bar is fastened after sequentially passing through cantilever beam and distribution beam with nut lock It is fixed.
Specifically, heretofore described cantilever beam and distribution beam use Two bors d's oeuveres channel steel, it is provided with is stood for ladder cage in advance thereon The perforate that bar passes through, while the perforate passed through for the built-in fitting on concrete foundation platform is also provided with the cantilever beam, and institute It is also Two bors d's oeuveres channel steel to state montant, is provided with the perforate passed through for the built-in fitting on foundation pit side-wall thereon.
Further, longitudinal uniform intervals certain distance x is provided with sustaining wall rod piece on heretofore described foundation pit side-wall It is connected with ladder cage upright bar, for increasing the stability of device, the x is 4 ~ 6m.
Further, heretofore described sustaining wall rod piece is screw-thread steel, and its one end is inserted into foundation pit side-wall, and the other end is then It is welded and fixed with ladder cage upright bar.
Further, heretofore described stull is connected by bowl fastening type fastener with ladder cage upright bar.
Further, heretofore described ladder cage standard knot is rectangle rod structure, has four ladder cages of distributed rectangular Upright bar and fixed with ladder cage upright bar and enclose it is rectangular closure frame four stulls.
Further, coordinate in the present invention with ladder cage upright bar and be equipped with locking also to pad between the nut of distribution beam and distribution beam Billet;Coordinate with the built-in fitting on concrete foundation platform and be equipped with steel to lock also to pad between the nut of cantilever beam and cantilever beam Backing plate;Coordinate with the built-in fitting on foundation pit side-wall and be equipped with billet to lock also to pad between the nut of montant and montant.
The specific implementation assembly method of the present invention is as follows:
1st, along foundation pit periphery casting concrete basic platform at the top of foundation pit, and in the top of concrete foundation platform and foundation pit side The pre-buried fining twisted steel of wall is as built-in fitting.
2nd, after the intensity of concrete foundation platform and foundation pit side-wall concrete reaches design strength, nut, steel pad are passed through The cantilever beam of supporting rack is distributed by plate with montant to be connected with the built-in fitting on concrete foundation platform and foundation pit side-wall.
3rd, will be welded and fixed at the top of montant with cantilever beam, while the diagonal brace of supporting rack uses list Zhi Fanggang, by the two of diagonal brace End is welded with montant and cantilever beam, while will be distributed on roof beam structure to cantilever beam and welded.
The 4th, the ladder cage upright bar of ladder cage standard knot is installed, ladder cage upright bar uses fining twisted steel, the ladder cage standard knot of the top Ladder cage upright bar top sequentially pass through cantilever beam and distribution beam after be locked by nut and billet, and lower part then passes through spiral shell The ladder cage upright bar of line steel bushing connection lower section ladder cage standard knot, spreading as needed.
The 5th, the stull of ladder cage standard knot is installed, stull uses seamless steel pipe, ladder cage upright bar is connected to by bowl fastening type fastener On, and closure frame is surrounded, the shape of frame is closed depending on the advance arrangement shape of ladder cage upright bar, such as three ladder cage upright bars are pressed Triangle-Profile, then the closure frame that stull surrounds triangle, under normal conditions we press rectangle using four ladder cage upright bars Distribution, the closure frame that corresponding four stulls surround also is rectangle.
The 6th, zigzag stair are installed, the half space and ladder for forming zigzag stair are all steel plate, and half space is by it On card slot card set to fixed in the stull of corresponding ladder cage standard knot, and ladder is then welded with neighbouring half space.
7th, longitudinal 4 ~ 6m of uniform intervals is provided with sustaining wall rod piece on foundation pit side-wall with ladder cage upright bar to be connected, sustaining wall rod piece Screw-thread steel is selected, its one end is inserted into foundation pit side-wall, and the other end is then welded and fixed with ladder cage upright bar.For ensureing whole device Stability.
8th, with the increase of excavation of foundation pit depth, the 4-7 that repeats the above steps installs ladder cage standard knot section by section, to meet operation Demand above and below personnel.
It is an advantage of the invention that:
1. this foundation pit suspension lane device provided by the invention, its with it is conventional according to dug foundation depth design build it is logical Duct device is compared, and maximum central characteristics just apply to the continually changing situation of cutting depth in Excavation Process(By upper Built under and), i.e., different excavation of foundation pit depth is adapted at any time to be easy to above and below construction personnel, place strong applicability, and install, Easy removal is flexible, and structure is safe and reliable, and can reuse.
2. setting fining twisted steel described in the supporting rack of the present invention on concrete foundation platform is as built-in fitting, its Coordinate nut after through cantilever beam with the cantilever beam that is locked;And the built-in fitting on the foundation pit side-wall is also fining twisted steel, It coordinates nut with the montant that is locked after passing through montant, these designs not only ensure stabilized structure, and all great convenience in Supporting rack fast construction installation and removal in Excavation Process, while material repeats utilization.
3. ladder cage upright bar uses fining twisted steel in the present invention, the upper end is locked with distribution beam by nut, and two Then connected between a ladder cage upright bar using rebar sleeve, spreading ladder cage in extremely convenient Excavation Process;And stull is led to Bowl fastening type fastener is crossed with ladder cage upright bar to be connected;Ladder and half space are made by steel plate, and half space passes through the card that sets thereon Groove card is set to fixed in stull, these design all express passways of the great convenience in Excavation Process build installation and Dismounting, while material repeats utilization.
4. ladder cage upright bar uses spiral shell after sequentially passing through cantilever beam and distribution beam described in a kind of specific embodiment of the present invention Cap is locked, i.e., secures cantilever beam and distribution beam at the same time by ladder cage upright bar, simplifies former between cantilever beam and distribution beam This fixed operation, beneficial to the rapid-assembling/disassembling of passage, saves time and materials cost, while material repeats utilization.
5. the cantilever beam of supporting rack reinforces positioning by montant and diagonal brace in the present invention, and then supports distribution beam, and lower section Ladder cage is then positioned by the sustaining wall reinforcement of rod pieces set on foundation pit side-wall, these structure designs have all ensured that lane device integrated stand Structure consolidates.
6. heretofore described cantilever beam and distribution beam use Two bors d's oeuveres channel steel, it is provided with is worn for ladder cage upright bar in advance thereon The perforate crossed, while the perforate passed through for the built-in fitting on concrete foundation platform is also provided with the cantilever beam, and it is described perpendicular Bar is also Two bors d's oeuveres channel steel, is provided with the perforate passed through for the built-in fitting on foundation pit side-wall thereon, these design also great convenience in Express passway in Excavation Process builds installation and removal, while material repeats utilization.
7. coordinate in the present invention with ladder cage upright bar and be equipped with steel pad to lock also to pad between the nut of distribution beam and distribution beam Plate;Coordinate with the built-in fitting on concrete foundation platform and be equipped with steel pad to lock also to pad between the nut of cantilever beam and cantilever beam Plate;Coordinate with the built-in fitting on foundation pit side-wall and be equipped with billet to lock also to pad between the nut of montant and montant, billet Introducing protects corresponding distribution beam, cantilever beam and montant so that material repeats utilization.
Brief description of the drawings
The invention will be further described with reference to the accompanying drawings and embodiments:
Fig. 1 is a kind of dimensional structure diagram of specific embodiment of the present invention;
Fig. 2 is the front view of Fig. 1 embodiments;
Fig. 3 is the side view of Fig. 1 embodiments.
Wherein:1st, cantilever beam, 2, montant, 3, distribution beam, 4, diagonal brace, 5, stull, 6, ladder cage upright bar, 7, ladder, 8, rest Platform, 9, nut, 10, built-in fitting, 11, rebar sleeve, 12, sustaining wall rod piece;13rd, concrete foundation platform;14th, billet.
Embodiment
Embodiment:Have with reference to Fig. 1 ~ Fig. 3 Suo Shi to this kind of of foundation pit suspension lane device provided by the invention Body embodiment is described as follows:The continually changing feelings of this lane device cutting depth suitable for Excavation Process Condition, its have be arranged on concrete foundation platform 13 at the top of foundation pit, the supporting rack fixed with the concrete foundation platform 13 and Fixed with supporting rack and reach deep down into the suspension ladder cage of the ready-package in foundation pit, the ready-package suspension ladder cage includes successively spelling downwards The ladder cage standard knot connect and the zigzag stair being arranged in ladder cage standard knot, ladder cage standard knot described in the present embodiment is rectangle Mount structure, by rectangular distribution four ladder cage upright bars 6 and fixed with ladder cage upright bar 6 and enclose it is rectangular closure frame four horizontal strokes Support 5 collectively forms.The ladder cage upright bar 6 of the ladder cage standard knot of the top is fixed with supporting rack, and remaining neighbouring ladder cage mark It is connected in quasi- section between corresponding ladder cage upright bar 6 by connector, the zigzag stair are set for corresponding each ladder cage standard knot Half space 8 and the ladder 7 fixed with neighbouring half space 8, the half space 8(Both sides)Card slot is equipped with, And it is fastened on by card slot in the stull 5 of parallel both sides two of corresponding ladder cage standard knot fixed.
Supporting rack described in the present embodiment has two that the built-in fitting 10 being equipped with by concrete foundation platform 13 is fixed The parallel cantilever beam 1 of root and the two parallel distribution beams 3 for setting up and being fixed on above this two cantilever beam 1.The cantilever beam 1 It is consistent with the closure frame that the stull 5 of lower section ladder cage standard knot surrounds with the closure frame shape that distribution beam 3 surrounds, also it is rectangle.Branch Also there is the montant 2 and diagonal brace 4 that corresponding each cantilever beam 1 is set, the montant 2 is equipped with by foundation pit side-wall in the structure of support Built-in fitting 10 fix, and 4 both ends of the diagonal brace are fixed with montant 2 and cantilever beam 1.
Still specific with reference to shown in Fig. 1 ~ Fig. 3, ladder cage upright bar described in the present embodiment 6 uses fining twisted steel, it is successively It is locked after through cantilever beam 1 and distribution beam 3 with nut 9.It is described neighbouring and the connector is rebar sleeve 11 The corresponding ladder cage upright bar 6 of ladder cage standard knot pass through rebar sleeve 11 connection fix;On the concrete foundation platform 13 Built-in fitting 10 be fining twisted steel, its pass through cantilever beam 1 after coordinate nut 9 with the cantilever beam 1 that is locked;And the foundation pit side Built-in fitting 10 on wall is also fining twisted steel, it coordinates nut 9 with the montant 2 that is locked, the diagonal brace 4 after passing through montant 2 Both ends are welded with corresponding montant 2 and cantilever beam 1, while the top of the montant 2 is also welded with corresponding cantilever beam 1.
Cantilever beam 1 described in the present embodiment and distribution beam 3 use Two bors d's oeuveres channel steel, are provided with advance thereon for ladder cage upright bar 6 The perforate passed through, while the perforate passed through for the built-in fitting 10 on concrete foundation platform 13 is also provided with the cantilever beam 1, and The montant 2 is also Two bors d's oeuveres channel steel, is provided with the perforate passed through for the built-in fitting 10 on foundation pit side-wall thereon.
Longitudinal uniform intervals 5m distances sustaining wall rod piece 12 is provided with the present embodiment, on the foundation pit side-wall to stand with ladder cage Bar 6 is connected, for increasing the stability of device.The sustaining wall rod piece 12 is screw-thread steel, and its one end is inserted into foundation pit side-wall, another End is then welded and fixed with ladder cage upright bar 6.
Stull 5 described in the present embodiment is connected by bowl fastening type fastener with ladder cage upright bar 6.
Coordinate in the present embodiment with ladder cage upright bar 6 and be equipped with steel to lock also to pad between the nut 9 of distribution beam 3 and distribution beam 3 Backing plate 14;Coordinate with the built-in fitting 10 on concrete foundation platform 13 to lock between the nut 9 of cantilever beam 1 and cantilever beam 1 Pad is equipped with billet 14;Coordinate with the built-in fitting 10 on foundation pit side-wall and set with locking also to pad between the nut 9 of montant 2 and montant 2 There is billet 14.
With reference to shown in Fig. 1 ~ Fig. 3, the specific implementation assembly method of the present embodiment is as follows:
1st, along foundation pit periphery casting concrete basic platform 13 at the top of foundation pit, and in the top of concrete foundation platform 13 and base The pre-buried fining twisted steel of side wall is cheated as built-in fitting 10.
2nd, after the intensity of concrete foundation platform 13 and foundation pit side-wall concrete reaches design strength, nut 9, steel are passed through The cantilever beam 1 of supporting rack is distributed 10 phase of built-in fitting on same concrete foundation platform 13 and foundation pit side-wall by backing plate 14 with montant 2 Even.
3rd, the top of montant 2 is welded and fixed with cantilever beam 1, while the diagonal brace 4 of supporting rack uses list Zhi Fanggang, by diagonal brace 4 Both ends welded with montant 2 and cantilever beam 1, while on 3 frame of distribution beam to cantilever beam 1 and will weld.
The 4th, the ladder cage upright bar 6 of ladder cage standard knot is installed, ladder cage upright bar 6 uses fining twisted steel, the ladder cage standard of the top 6 top of ladder cage upright bar of section is locked after sequentially passing through cantilever beam 1 and distribution beam 3 by nut 9 and billet 14, and lower part The ladder cage upright bar 6 of lower section ladder cage standard knot, spreading as needed are then connected by rebar sleeve 11.
The 5th, the stull 5 of ladder cage standard knot is installed, stull 5 uses seamless steel pipe, and being connected to ladder cage by bowl fastening type fastener stands On bar 6, and surround rectangle closure frame.
The 6th, zigzag stair are installed, the half space 8 and ladder 7 for forming zigzag stair are all steel plate, half space 8 by Card slot card thereon is set to fixation in the stull 5 of corresponding ladder cage standard knot, and ladder 7 is then welded with neighbouring half space 8 Connect.
7th, longitudinal uniform intervals 5m is provided with sustaining wall rod piece 12 on foundation pit side-wall with ladder cage upright bar 6 to be connected, sustaining wall bar Part 12 selects screw-thread steel, and its one end is inserted into foundation pit side-wall, and the other end is then welded and fixed with ladder cage upright bar 6.It is whole for ensureing The stability of device.
8th, with the increase of excavation of foundation pit depth, the 4-7 that repeats the above steps installs ladder cage standard knot section by section, to meet operation Demand above and below personnel.
Certainly the above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow be familiar with technique People can understand present disclosure and implement according to this, it is not intended to limit the scope of the present invention.It is all according to this hair The modification that the Spirit Essence of bright main technical schemes is done, should be covered by the protection scope of the present invention.

Claims (10)

1. a kind of foundation pit hangs lane device, the continually changing situation of cutting depth suitable for Excavation Process, its feature It is that this lane device includes being arranged on the concrete foundation platform at the top of foundation pit(13)And the concrete foundation platform(13) Fixed supporting rack and fixed with supporting rack and reach deep down into the suspension ladder cage of the ready-package in foundation pit, the ready-package hangs ladder cage Including the ladder cage standard knot successively spliced downwards and the zigzag stair being arranged in ladder cage standard knot, the ladder cage standard knot tool There are at least three ladder cage upright bars(6)And with ladder cage upright bar(6)Fix and enclose the stull of closure frame(5), the ladder cage of the top The ladder cage upright bar of standard knot(6)Fixed with supporting rack, and corresponding ladder cage upright bar in remaining neighbouring ladder cage standard knot(6) Between be connected by connector, the zigzag stair include the half space that corresponding each ladder cage standard knot is set(8)With with it is upper Under adjacent half space(8)Fixed ladder(7), the half space(8)Card slot is equipped with, and phase is fastened on by card slot Answer the stull of ladder cage standard knot(5)Upper fixation.
2. a kind of foundation pit suspension lane device according to claim 1, it is characterised in that support frame as described above is included by mixed Solidifying earth foundation platform(13)The built-in fitting being equipped with(10)More than two fixed cantilever beams(1)And set up and be fixed on these and hang Arm beam(1)An at least distribution beam for top(3), the cantilever beam(1)And distribution beam(3)The closure frame shape surrounded and lower section The stull of ladder cage standard knot(5)The closure frame surrounded is consistent, further includes corresponding each cantilever beam(1)The montant of setting(2)And diagonal brace (4), the montant(2)The built-in fitting being equipped with by foundation pit side-wall(10)It is fixed, and the diagonal brace(4)Both ends and montant(2) And cantilever beam(1)It is fixed, the ladder cage upright bar(6)With distribution beam(3)It is fixed.
A kind of 3. foundation pit suspension lane device according to claim 2, it is characterised in that the ladder cage upright bar(6)Using essence Screw-thread steel is rolled, it passes through distribution beam(3)And use nut(9)It is locked, and the connector is rebar sleeve(11), it is described The corresponding ladder cage upright bar of neighbouring ladder cage standard knot(6)Pass through rebar sleeve(11)Connection is fixed;The concrete Basic platform(13)On built-in fitting(10)For fining twisted steel, it passes through cantilever beam(1)After coordinate nut(9)To be locked Cantilever beam(1);And the built-in fitting on the foundation pit side-wall(10)Also it is fining twisted steel, it passes through montant(2)After coordinate nut (9)With the montant that is locked(2), the diagonal brace(4)Both ends and corresponding montant(2)And cantilever beam(1)Welding, at the same it is described perpendicular Bar(2)Top also with corresponding cantilever beam(1)Welding.
A kind of 4. foundation pit suspension lane device according to claim 3, it is characterised in that the ladder cage upright bar(6)Wear successively Cross cantilever beam(1)And distribution beam(3)After use nut(9)It is locked.
A kind of 5. foundation pit suspension lane device according to claim 4, it is characterised in that the cantilever beam(1)And distribution beam (3)Two bors d's oeuveres channel steel is used, is provided with advance thereon for ladder cage upright bar(6)The perforate passed through, while the cantilever beam(1)On also open Have and supply concrete foundation platform(13)On built-in fitting(10)The perforate passed through, and the montant(2)Also it is Two bors d's oeuveres channel steel, thereon It is provided with for the built-in fitting on foundation pit side-wall(10)The perforate passed through.
6. a kind of foundation pit suspension lane device according to claim 1, it is characterised in that on foundation pit side-wall along longitudinal direction uniformly X spaced apart is provided with sustaining wall rod piece(12)With ladder cage upright bar(6)It is connected, for increasing the stability of device, the x is 4~6m。
A kind of 7. foundation pit suspension lane device according to claim 6, it is characterised in that the sustaining wall rod piece(12)For spiral shell Line steel, its one end insertion foundation pit side-wall in, the other end then with ladder cage upright bar(6)It is welded and fixed.
A kind of 8. foundation pit suspension lane device according to claim 1, it is characterised in that the stull(5)Pass through bowl fastening type Fastener and ladder cage upright bar(6)Connection.
A kind of 9. foundation pit suspension lane device according to claim 1 or 2 or 8, it is characterised in that the ladder cage standard knot For rectangle rod structure, there are four ladder cage upright bars of distributed rectangular(6)And with ladder cage upright bar(6)Fix and enclose rectangular closure Four stulls of frame(5).
10. a kind of foundation pit suspension lane device according to claim 3, it is characterised in that with ladder cage upright bar(6)Coordinate with Lock distribution beam(3)Nut(9)With distribution beam(3)Between also pad be equipped with billet(14);With concrete foundation platform(13) On built-in fitting(10)Coordinate to lock cantilever beam(1)Nut(9)With cantilever beam(1)Between also pad be equipped with billet(14); With the built-in fitting on foundation pit side-wall(10)Coordinate to lock montant(2)Nut(9)With montant(2)Between also pad be equipped with billet (14).
CN201711415951.5A 2017-12-25 2017-12-25 A kind of foundation pit hangs lane device CN107939068A (en)

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Application Number Priority Date Filing Date Title
CN201711415951.5A CN107939068A (en) 2017-12-25 2017-12-25 A kind of foundation pit hangs lane device

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Application Number Priority Date Filing Date Title
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109403564A (en) * 2018-11-20 2019-03-01 毕欣 A kind of stair activity height adjusting method based on level identification
CN109610886A (en) * 2018-12-06 2019-04-12 中铁隧道集团二处有限公司 A kind of construction method installed from top to bottom for deep basal pit vertical shaft cage ladder
CN109958135A (en) * 2018-11-20 2019-07-02 成都中技智慧企业管理咨询有限公司 A kind of height adjusting method of the deep basal pit stair activity based on safety
CN109958134A (en) * 2018-11-20 2019-07-02 成都中技智慧企业管理咨询有限公司 A kind of suspension type deep basal pit stair activity
CN109958133A (en) * 2018-11-20 2019-07-02 成都中技智慧企业管理咨询有限公司 A kind of adjusting method at the deep basal pit stair activity suspension angle based on safety

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109403564A (en) * 2018-11-20 2019-03-01 毕欣 A kind of stair activity height adjusting method based on level identification
CN109958135A (en) * 2018-11-20 2019-07-02 成都中技智慧企业管理咨询有限公司 A kind of height adjusting method of the deep basal pit stair activity based on safety
CN109958134A (en) * 2018-11-20 2019-07-02 成都中技智慧企业管理咨询有限公司 A kind of suspension type deep basal pit stair activity
CN109958133A (en) * 2018-11-20 2019-07-02 成都中技智慧企业管理咨询有限公司 A kind of adjusting method at the deep basal pit stair activity suspension angle based on safety
CN109610886A (en) * 2018-12-06 2019-04-12 中铁隧道集团二处有限公司 A kind of construction method installed from top to bottom for deep basal pit vertical shaft cage ladder

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