CN105113509A - Tool type foundation pit suspended step ladder - Google Patents
Tool type foundation pit suspended step ladder Download PDFInfo
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- CN105113509A CN105113509A CN201510501577.5A CN201510501577A CN105113509A CN 105113509 A CN105113509 A CN 105113509A CN 201510501577 A CN201510501577 A CN 201510501577A CN 105113509 A CN105113509 A CN 105113509A
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- steel plate
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- step ladder
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Abstract
The invention discloses a tool type foundation pit suspended step ladder. The step ladder is suspended on a foundation pit slope support and comprises a triangular bracket. A cross disc tower ladder is suspended on the triangular bracket, and the triangular bracket is provided with anchoring bolts. The triangular bracket comprises two parallel triangular frames, and the two triangular frames are connected through connecting beams and comprise cross beams, vertical rods and inclined struts. The ends, close to the vertical rods, of the cross beams stretch outwards, and the anchoring bolts are arranged on the stretching portions. The cross disc tower ladder comprises a cross disc scaffold, and ladders are arranged in the cross disc scaffold. The triangular bracket is anchored on foundation pit slope protection pile cap beams through the anchoring bolts. Gradual lengthening can be achieved along with excavation of a foundation pit, layer-by-layer dismounting can be carried out along with basement construction, erecting is convenient, people walk on the ladder comfortably, and safety and economic efficiency are achieved.
Description
Technical field
The present invention relates to a kind of Foundation Pit Construction device, particularly relate to a kind of tool-type foundation ditch and hang step ladder.
Background technology
During Foundation Pit Construction, general employing fastener type steel pipe scaffold or steel ladder set up vertical passageway, scaffold upright rod or steel ladder are supported on foundation ditch bottom surface, therefore when foundation pit construction is to design bottom surface, foundation ditch step ladder can be installed, when under foundation ditch during excavation construction, constructor arrives the scope of operation by car ramp.There is the mixed row of people's car, construction is inconvenient, the unfavorable factors such as dismounting, utilization ratio are low are set up in vertical passageway.
Summary of the invention
The object of this invention is to provide that one is set up conveniently, comfortable, the safety economy tool-type foundation ditch of walking hangs step ladder.
The object of the invention is to be achieved through the following technical solutions:
Tool-type foundation ditch of the present invention hangs step ladder, and this step ladder is suspended on foundation pit stope support, comprises shelf bracket, and described shelf bracket is hung with cross plate tower ladder, described shelf bracket is provided with anchoring bolt.
As seen from the above technical solution provided by the invention, the tool-type foundation ditch that the embodiment of the present invention provides hangs step ladder, owing to arranging shelf bracket on foundation pit slope protection dowel crown beam, shelf bracket underhung step ladder, step ladder adopts cross plate tower ladder to set up, with excavation of foundation pit progressively spreading, successively can remove with basement construction, set up convenience, comfortable, safety economy of walking.
Accompanying drawing explanation
The tool-type foundation ditch that Fig. 1 provides for the embodiment of the present invention hangs the structural representation walking terraced application state;
Fig. 2 is the structural representation of embodiment of the present invention intermediate cam bracket;
Fig. 3 is the structural representation of the first connector in the embodiment of the present invention;
Fig. 4 is the structural representation of the second connector in the embodiment of the present invention;
Fig. 5 is the structural representation of the second connector application state in the embodiment of the present invention;
Fig. 6 is the structural representation of the 3rd connector in the embodiment of the present invention;
Fig. 7 is the structural representation of the 4th connector in the embodiment of the present invention;
Fig. 8 is the structural representation of the 4th connector application state in the embodiment of the present invention;
Fig. 9 is the structural representation of embodiment of the present invention intermediate cam frame;
Figure 10 is the partial structurtes schematic diagram of the crossbeam of embodiment of the present invention intermediate cam frame;
Figure 11 is the structural representation of cross plate tower ladder in the embodiment of the present invention;
Figure 12 is the structural representation of cross-plate scaffold in the embodiment of the present invention;
Figure 13 is the structural representation of ladder in the embodiment of the present invention;
Figure 14 is the structural representation of handrail in the embodiment of the present invention;
Figure 15 is the structural representation of marking time in the embodiment of the present invention.
Detailed description of the invention
To be described in further detail the embodiment of the present invention below.
Tool-type foundation ditch of the present invention hangs step ladder, its preferably detailed description of the invention be:
This step ladder is suspended on foundation pit stope support, comprises shelf bracket, and described shelf bracket is hung with cross plate tower ladder, described shelf bracket is provided with anchoring bolt.
Described shelf bracket comprises two tripods be arranged in parallel, connected by linking beam between two tripods, described tripod comprises crossbeam, montant and diagonal brace, and described crossbeam is protruding near one end of described montant, and arranges described anchoring bolt at extension.
Described crossbeam and montant are made up of a pair channel-section steel back cord respectively, channel-section steel are equipped with circular hole and slotted hole, are connected between adjacent component and with between described cross plate tower ladder with bolt and connector.
Described cross plate tower ladder comprises cross-plate scaffold, and described cross-plate scaffold inside is provided with ladder.
Described cross-plate scaffold comprises cross bar, vertical rod and brace.
Described ladder comprises Vierendeel girder, upper mounting plate plate, lower platform plate, marks time, handrail and platform railing.
Described handrail comprises many steel-pipe weldings together, and the lower end of described steel pipe is welded with bending steel plate, and bending steel plate bolt and nut and described Vierendeel girder link together.
Described marking time comprises multiple bending steel plate and welds together, and described bending steel plate pin is connected with described Vierendeel girder.
Described connector comprise following any one or more:
First connector:
Comprise square tube, the two ends of described square tube are respectively equipped with steel plate, described steel plate is welded with steel pipe, described steel pipe being respectively equipped with 4 diameters is the through hole of 17mm, described through hole is mutually vertical between two, it is the through hole of 17mm that described square tube is provided with 4 diameters, and it is the hole of 20 that described steel plate is provided with a diameter;
Second connector:
Comprise the first steel plate, the second steel plate, between described first steel plate and the second steel plate, be connected with screw rod and nut;
3rd connector:
Comprise two piece of the 3rd steel plate, be welded with three piece of the 4th steel plate between two piece of the 3rd steel plate, 8 diameters made a call to by described 3rd steel plate is the hole of 17mm;
4th connector:
Comprise two piece of the 5th steel plate, be welded with two piece of the 6th steel plate between two piece of the 5th steel plate, be installed with steel pipe between two piece of the 6th steel plate, 4 diameters made a call to by described 5th steel plate is the hole of 17mm.
Described shelf bracket is anchored on foundation pit slope protection pile cover beam by anchoring bolt;
Described tool-type foundation ditch hangs step ladder and comprises more piece, with the downward spreading of excavation of foundation pit, upwards removes with basement construction.
Tool-type foundation ditch of the present invention hangs step ladder, and safety and comfort, economy are fast for deep foundation ditch bidirectional construction provides vertical passageway.It arranges shelf bracket on foundation pit slope protection pile cover beam, bracket underhung step ladder, and step ladder adopts cross plate tower ladder to set up, with excavation of foundation pit progressively spreading, successively can remove with basement construction, set up conveniently, walk comfortable, safety economy, it mainly contains following characteristics:
Lightweight, take and tear open conveniently, can integral hoisting;
Safety is flexibly, economical quick;
From top to down, successively can install along with excavation of foundation pit;
From below to up, successively can dismantle along with concrete floor slab placement;
Standardized designs, can lease, and meets the state basic policy that country saves material, turnover use, environmental protection.
Specific embodiment:
As shown in Figure 1, tool-type foundation ditch hangs step ladder and mainly comprises shelf bracket and cross plate tower ladder two large divisions, is described respectively below:
One, shelf bracket:
As shown in Figure 2, mainly comprise tripod, linking beam, anchoring bolt and connector etc., be described below respectively:
1, connector:
First connector:
As shown in Figure 3, comprise steel pipe, square tube and steel plate, upper and lower steel pipe is each, and to make a call to 4 diameters be the through hole of 17, and two Vertical Square upward perforatings are for the ease of welding, are unlikely to weld wrong direction, are connected respectively up and down with the vertical rod of pin with cross plate tower ladder; Square tube being made a call to 4 diameters is the through hole of 17, is connected with the beam of bracket with bolt; Each on steel plate to make a call to a diameter be the hole of 20, is convenient to rainwater and flows out, prevent steel pipe and steel plate from getting rusty; Its Main Function is for connecting cross plate tower ladder.
Second connector:
As shown in Figure 4 and Figure 5, comprise the first steel plate, the second steel plate, screw rod and nut, it is mainly used in connecting tripod and linking beam, prevents relative motion.
3rd connector:
As shown in Figure 6, comprise the 3rd steel plate and four steel plates, it is mainly used in connecting the crossbeam in tripod and montant.3rd steel plate being made a call to 8 diameters is the hole of 17, above 4 hole bolt and nuts be connected with linking beam, below 4 hole bolt and nuts be connected with montant.
4th connector:
As shown in FIG. 7 and 8, comprise the 5th steel plate, the 6th steel plate and steel pipe, it is mainly used in connecting adjustable base and tripod.5th steel plate being made a call to 4 diameters is the hole of 17, is connected with montant with bolt and nut, and steel pipe is for supporting adjustable base.
2, tripod:
As shown in Figure 9, tripod comprises crossbeam, montant and diagonal brace, crossbeam, montant are all made up of a pair 12# channel-section steel back cord, channel-section steel spacing is 100mm, channel-section steel is equipped with circular hole and slotted hole that diameter is 17, on the one hand can weight reduction, can be connected with connector and square tube with bolt on the other hand, as shown in Figure 10.
The shelf bracket of combination mainly plays a supportive role, suspension tower ladder.
Two, cross plate tower ladder:
As shown in figure 11, cross plate tower ladder mainly comprises cross-plate scaffold, ladder, platform railing and handrail etc.
1, cross-plate scaffold:
As shown in figure 12, cross-plate scaffold comprises cross bar, vertical rod (outer tube) and brace, cross bar is connected with pin sheet with vertical rod cast head, latch, brace pin is connected with cast head, be connected with pin between vertical rod with vertical rod, cross-plate scaffold Main Function is, one is for hanging ladder, and two is be connected with bracket.
2, ladder:
As shown in figure 13, ladder mainly comprise Vierendeel girder, upper mounting plate plate, lower platform plate, mark time, handrail and platform railing.
Ladder rails:
As shown in figure 14, ladder rails comprises the first steel pipe, the second steel pipe, the 3rd steel pipe, the 4th steel pipe and bending steel plate, and together, bending steel plate horizontal plane is together with the 4th steel-pipe welding for each steel-pipe welding; Inclined-plane being made a call to a diameter is the hole of 16, and link together with bolt and nut and ladder frame beam, such handrail just can not rock.
Ladder is marked time:
As shown in figure 15, ladder is marked time and is comprised the first bending steel plate, the second bending steel plate and the 3rd bending steel plate, and together, the first bending steel plate upwards rolls over high 50mm to each Plate Welding, prevents thing landing; Second bending steel plate rolls over high 90mm, prevents thing from falling, and an end-grain cutting has chamfering, in order to avoid steel plate angle is too sharp, hurts use crowd; Bending steel plate pin is connected with Vierendeel girder.
The above; be only the present invention's preferably detailed description of the invention, but protection scope of the present invention is not limited thereto, is anyly familiar with those skilled in the art in the technical scope that the present invention discloses; the change that can expect easily or replacement, all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claims.
Claims (10)
1. a tool-type foundation ditch hangs step ladder, and it is characterized in that, this step ladder is suspended on foundation pit stope support, comprises shelf bracket, and described shelf bracket is hung with cross plate tower ladder, described shelf bracket is provided with anchoring bolt.
2. tool-type foundation ditch according to claim 1 hangs step ladder, it is characterized in that, described shelf bracket comprises two tripods be arranged in parallel, connected by linking beam between two tripods, described tripod comprises crossbeam, montant and diagonal brace, described crossbeam is protruding near one end of described montant, and arranges described anchoring bolt at extension.
3. tool-type foundation ditch according to claim 2 hangs step ladder, it is characterized in that, described crossbeam and montant are made up of a pair channel-section steel back cord respectively, channel-section steel are equipped with circular hole and slotted hole, are connected between adjacent component and with between described cross plate tower ladder with bolt and connector.
4. tool-type foundation ditch according to claim 1 hangs step ladder, and it is characterized in that, described cross plate tower ladder comprises cross-plate scaffold, and described cross-plate scaffold inside is provided with ladder.
5. tool-type foundation ditch according to claim 4 hangs step ladder, and it is characterized in that, described cross-plate scaffold comprises cross bar, vertical rod and brace.
6. tool-type foundation ditch according to claim 4 hangs step ladder, it is characterized in that, described ladder comprises Vierendeel girder, upper mounting plate plate, lower platform plate, marks time, handrail and platform railing.
7. tool-type foundation ditch according to claim 6 hangs step ladder, and it is characterized in that, described handrail comprises many steel-pipe weldings together, and the lower end of described steel pipe is welded with bending steel plate, and bending steel plate bolt and nut and described Vierendeel girder link together.
8. tool-type foundation ditch according to claim 7 hangs step ladder, it is characterized in that, described in mark time and comprise multiple bending steel plate and weld together, described bending steel plate pin is connected with described Vierendeel girder.
9. tool-type foundation ditch according to claim 3 hangs step ladder, it is characterized in that, described connector comprise following any one or more:
First connector:
Comprise square tube, the two ends of described square tube are respectively equipped with steel plate, described steel plate is welded with steel pipe, described steel pipe being respectively equipped with 4 diameters is the through hole of 17mm, described through hole is mutually vertical between two, it is the through hole of 17mm that described square tube is provided with 4 diameters, and it is the hole of 20 that described steel plate is provided with a diameter;
Second connector:
Comprise the first steel plate, the second steel plate, between described first steel plate and the second steel plate, be connected with screw rod and nut;
3rd connector:
Comprise two piece of the 3rd steel plate, be welded with three piece of four steel plate between two piece of the 3rd steel plate, 8 diameters made a call to by described 3rd steel plate is the hole of 17mm;
4th connector:
Comprise two piece of the 5th steel plate, be welded with two piece of the 6th steel plate between two piece of the 5th steel plate, be installed with steel pipe between two piece of the 6th steel plate, 4 diameters made a call to by described 5th steel plate is the hole of 17mm.
10. the tool-type foundation ditch according to any one of claim 1 to 9 hangs step ladder, and it is characterized in that, described shelf bracket is anchored on foundation pit slope protection pile cover beam by anchoring bolt;
Described tool-type foundation ditch hangs step ladder and comprises more piece, with the downward spreading of excavation of foundation pit, upwards removes with basement construction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510501577.5A CN105113509A (en) | 2015-04-24 | 2015-08-14 | Tool type foundation pit suspended step ladder |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510201695 | 2015-04-24 | ||
| CN201510501577.5A CN105113509A (en) | 2015-04-24 | 2015-08-14 | Tool type foundation pit suspended step ladder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105113509A true CN105113509A (en) | 2015-12-02 |
Family
ID=54661601
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510501577.5A Pending CN105113509A (en) | 2015-04-24 | 2015-08-14 | Tool type foundation pit suspended step ladder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105113509A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107939068A (en) * | 2017-12-25 | 2018-04-20 | 中铁四局集团第二工程有限公司 | A kind of foundation pit hangs lane device |
| CN109208609A (en) * | 2018-11-07 | 2019-01-15 | 北京市第三建筑工程有限公司 | A kind of fixed foundation pit berm structure of assembled two point and its construction method |
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| CN2701971Y (en) * | 2004-07-01 | 2005-05-25 | 北京建工一建工程建设有限公司 | Dual-purpose tripod for building construction and decoration |
| CN202099881U (en) * | 2011-05-05 | 2012-01-04 | 杨东佐 | Connector clip of building frame structure and building frame structure |
| JP2012052292A (en) * | 2010-08-31 | 2012-03-15 | Nisso Ind Co Ltd | Hanging scaffold |
| CN202954578U (en) * | 2012-11-19 | 2013-05-29 | 天津二建建筑工程有限公司 | Structure for connecting tilted stair with rest platform of prefabricated assembled detachable type foundation pit ladder |
| CN203487767U (en) * | 2013-09-03 | 2014-03-19 | 中建一局集团建设发展有限公司 | Cross plate scaffold |
| CN103821136A (en) * | 2014-03-12 | 2014-05-28 | 中国建筑第八工程局有限公司 | Suspended single row scaffold and construction method thereof |
| CN104100007A (en) * | 2014-07-16 | 2014-10-15 | 天元建设集团有限公司 | Double-lug-plate type square tube column and H-shaped steel frame variable-beam-depth assembly joint and construction method thereof |
| CN104533106A (en) * | 2014-12-22 | 2015-04-22 | 天津二建建筑工程有限公司 | Single-layer three-dimensional prefabricated sunken construction ladder stand assembled along with excavation of foundation pit and construction method |
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2015
- 2015-08-14 CN CN201510501577.5A patent/CN105113509A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2701971Y (en) * | 2004-07-01 | 2005-05-25 | 北京建工一建工程建设有限公司 | Dual-purpose tripod for building construction and decoration |
| JP2012052292A (en) * | 2010-08-31 | 2012-03-15 | Nisso Ind Co Ltd | Hanging scaffold |
| CN202099881U (en) * | 2011-05-05 | 2012-01-04 | 杨东佐 | Connector clip of building frame structure and building frame structure |
| CN202954578U (en) * | 2012-11-19 | 2013-05-29 | 天津二建建筑工程有限公司 | Structure for connecting tilted stair with rest platform of prefabricated assembled detachable type foundation pit ladder |
| CN203487767U (en) * | 2013-09-03 | 2014-03-19 | 中建一局集团建设发展有限公司 | Cross plate scaffold |
| CN103821136A (en) * | 2014-03-12 | 2014-05-28 | 中国建筑第八工程局有限公司 | Suspended single row scaffold and construction method thereof |
| CN104100007A (en) * | 2014-07-16 | 2014-10-15 | 天元建设集团有限公司 | Double-lug-plate type square tube column and H-shaped steel frame variable-beam-depth assembly joint and construction method thereof |
| CN104533106A (en) * | 2014-12-22 | 2015-04-22 | 天津二建建筑工程有限公司 | Single-layer three-dimensional prefabricated sunken construction ladder stand assembled along with excavation of foundation pit and construction method |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107939068A (en) * | 2017-12-25 | 2018-04-20 | 中铁四局集团第二工程有限公司 | A kind of foundation pit hangs lane device |
| CN109208609A (en) * | 2018-11-07 | 2019-01-15 | 北京市第三建筑工程有限公司 | A kind of fixed foundation pit berm structure of assembled two point and its construction method |
| CN109208609B (en) * | 2018-11-07 | 2024-04-09 | 北京市第三建筑工程有限公司 | Assembled double-point fixed foundation pit pavement structure and construction method thereof |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151202 |