CN100410476C - Foldable scaffold unit - Google Patents
Foldable scaffold unit Download PDFInfo
- Publication number
- CN100410476C CN100410476C CNB2005100356854A CN200510035685A CN100410476C CN 100410476 C CN100410476 C CN 100410476C CN B2005100356854 A CNB2005100356854 A CN B2005100356854A CN 200510035685 A CN200510035685 A CN 200510035685A CN 100410476 C CN100410476 C CN 100410476C
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- hinged
- operate tablet
- column
- fastener
- cone
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- 125000006850 spacer group Chemical group 0.000 claims description 12
- 238000007142 ring opening reaction Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The invention is a folding falsework unit, comprising columns and operating plate layers hinged with the columns and arranged according to the needed height, where each operating plate layer comprises at least two plates, hinged in the length direction and being horizontal in spreading state, the direction of the hinge axis of at least two plates is the width direction of the operating plate, the horizontal projections of hinge axes of all the operating plate layers are superposed basically, and the adjacent operating plates comprise the same number of plates; the columns are symmetrically arranged in the width directions of the operating plates and hinged with their sides, the direction of hinge axis of the column and the operating plate is the width direction of the operating plate, each side of the operating plate is equipped with at least two columns separately hinged with the same plate on the operating plate layer. And its spreading-folding volume ratio is about 1/26, largely reducing the needed storage space, convenient to storage and able to implement stepless height regulation of the operating plates and better meet construction requirements of buildings.
Description
Technical field
The present invention relates to a kind of building operations scaffold, more particularly, relate to folding scaffold unit.
Background technology
The fixed scaffold that Foldable scaffold is set up because of itself and traditional employing steel pipe, connection fastener and other parts is compared, have characteristics simple in structure, that dismounting is quick, safe in utilization, and greatly reduce required artificial quantity and labor intensity of operating personnel, thereby be rapidly developed.As date of publication is that the Japan Patent JP9032273 on February 27th, 1997 discloses a kind of Foldable scaffold, it carries out hinged with column at the scaffold width each layer operation flat board, form parallel-crank mechanism, realize scaffold folding at width.
The shortcoming of this folding scaffold is:
1, the scaffold volume ratio of opening/folding is bigger, is generally sixth, and scaffold needs bigger parking space;
2, in addition, directly hinged because of scaffold operate tablet and column, different hinge holes can only be set on column, the height of operate tablet can only secured adjusted, can not realize step-less adjustment, can not satisfy the requirement of operation height best;
3, it is bigger the intensity effect of hinge hole column to be set on column, needs to strengthen the column sectional dimension, has increased the material consumption and the weight of scaffold.
Summary of the invention
The technical problem to be solved in the present invention is, a kind of Foldable scaffold unit is provided, the volume ratio that significantly reduces scaffold and open/fold, the parking space that scaffold is needed is littler, and can realize the step-less adjustment of operate tablet height, reduce the weight of scaffold.
The technical solution adopted for the present invention to solve the technical problems is: construct a kind of Foldable scaffold unit, comprise the hinged and operate tablet of height placement on demand of column and two-layer at least and described column, it is characterized in that: every layer operation flat board comprises along its length direction and is hinged and is opening the two boards at least that duty is in level, the hinge axes direction of described two boards at least is the width of operate tablet, the hinge axes of every layer operation flat board overlaps substantially in the projection of horizontal plane, and the quantity of the plate that described every layer operation flat board comprises equates; Described column is along operate tablet width symmetric arrangement and hinged in the side with operate tablet, the hinge axes direction of column and operate tablet is the width of operate tablet, each side of described operate tablet comprises at least two root posts, and every root post is hinged with the dull and stereotyped same block of corresponding plate of every layer operation separately.
In above-mentioned Foldable scaffold unit, the upper and lower end structure of described column interconnects cooperation.
In above-mentioned Foldable scaffold unit, also comprise at least one connecting rod that between described adjacent two layers operate tablet, is positioned at operate tablet one side, this connecting rod one end is connected with the structure of upper strata operate tablet articulated position one side, and the other end is connected with the structure of lower floor's operate tablet articulated position opposite side.
In above-mentioned Foldable scaffold unit, also comprise dull and stereotyped fastener, described dull and stereotyped fastener and described operate tablet are hinged and be clamped on the described column.
In above-mentioned Foldable scaffold unit, described dull and stereotyped fastener comprises band longitudinal opening and the clamping ring that cooperates with described column, lock sleeve and spacer pin, this clamping ring opening part both sides external radially respectively have axisymmetric same cone each half, described taper bolt end has through hole, opposite side at the relative clamping ring of this cone, have fixedly connected export trade, described lock sleeve has the taper seat that cooperates and gripping sleeve can be locked with described cone, described lock sleeve has through hole, the position lock sleeve through hole of lock sleeve locking cone and cone through hole over against, described lock sleeve cooperate with described cone be locked at gripping sleeve on the described column after, hinged with operate tablet, it is spacing with operate tablet and described dull and stereotyped fastener that described spacer pin passes the through hole of described lock sleeve and cone, and described rod hinge connection is in the export trade of this flat board fastener.
In above-mentioned Foldable scaffold unit, described dull and stereotyped fastener comprises the main clamp that has the fitting face that cooperates with described column, be connected and the pin vertical with main clamp one side with described column, be hinged on main clamp one end nut bolt and an end is hinged with the main clamp other end, an end has the groove that cooperates with described bolt secondary clamp, the end of described pin is provided with position limiting structure.
In above-mentioned Foldable scaffold unit, described connecting rod comprises the section pipe of phase fit, and the quilt cover end that is positioned at inboard pipe has the positioner that passes its pipe tap, the corresponding locating hole that matches with this positioner that is provided with on the tube wall of outboard tube.
In above-mentioned Foldable scaffold unit, described positioner is the alignment pin and the flexible member that is positioned at this alignment pin below that passes the pipe tap of inside tube quilt cover end.
In above-mentioned Foldable scaffold unit, also comprise being positioned at described operate tablet two both sides, plate hinged place and being enclosed within draw ring on this place's hinge.
The invention has the beneficial effects as follows:
1, scaffold folds along its length, and the length of folding back open configuration becomes the thickness of operate tablet two boards, greatly reduces the volume ratio of opening/folding, and is about 20 sixths, greatly reduces the parking space that scaffold needs, convenient storage;
2, employing clamps fastener connection column and the operate tablet that is connected with column, has realized the step-less adjustment of operate tablet height, can satisfy the building operations requirement better;
3, syndeton does not weaken column intensity, can adopt most economical pillar construction size, saves material, reduces scaffold cost and weight.
Description of drawings
The invention will be further described below in conjunction with drawings and Examples, in the accompanying drawing:
Fig. 1 be Foldable scaffold unit of the present invention open the duty stereogram;
Fig. 2 is the folded state stereogram of Foldable scaffold unit of the present invention;
Fig. 3 is the assembling stereogram of fastener embodiment 1;
Fig. 4 is the chuck stereogram of fastener embodiment 1;
Fig. 5 is the assembling stereogram of fastener embodiment 2;
Fig. 6 is a connecting rod telescopic locking structure locking state part sectioned view;
Fig. 7 is a connecting rod telescopic locking structure released state part sectioned view.
The specific embodiment
Fig. 1 shows the stereogram that opens duty of Foldable scaffold unit of the present invention.There is shown 3 layer operation flat boards, but as required, each unit can be provided with the multilayer operate tablet, in a unit, two block operations flat boards should be set at least.
Every layer operation flat board is hinged along its length by plate 1 and plate 6, the axis direction of two plate hinges 7 is the width of plate, the hinge axes of every layer operation flat board overlaps substantially in the projection of horizontal plane, plate 1 and plate 6 are in level opening duty, can adopt on the structure that a plate stretches out position limiting structure in the hinged place, this structure is fitted at the upper surface that opens level and another piece plate, limits two plates and rotates, and two plate hinged places can only upwards fold when folding.Also can adopt and in the hinged place level is set and be connected and fixed structure, as junction plate with holes being set respectively in two plate hinged places, open hole that level makes two junction plates over against, inserting spacer pin is this two boards of lockable, be arranged on the upside or the downside of two boards at this moment according to junction plate, two plate hinged places can fold up or down when folding.
Special circumstances, a side that can corresponding every block of plate is provided with many root posts, but need satisfy operate tablet and column 3 constitutes two groups of parallelogram when folding.
The operate tablet of present embodiment is made up of two boards.In other embodiments, the plate that also can every layer operation flat board equates along hinged 3,4 of its length directions or more quantity, the hinge axes of every layer operation flat board overlaps substantially in the projection of horizontal plane, and corresponding every plate relative set column 3, make operate tablet and column 3 when folding, constitute parallelogram, can realize folding.
Under the prerequisite that satisfies intensity and stability, also can on the part plate of operate tablet column be set, when being made of three blocks of plates as operate tablet, middle plate can not set up post, when operate tablet was made of four blocks of plates, middle two boards or two ends two boards also can not set up post etc.
Between the adjacent two layers operate tablet, scissor connecting rod 4 is set, connecting rod 4 is in tilted layout, and an end is connected on the column 3 of operate tablet middle part, upper strata pin joint one end, and the other end is connected on the column 3 of lower floor's operate tablet middle part pin joint other end.Connecting rod 4 also can be connected on the operate tablet.Ways of connecting can be detachably but not be rotatably connected, is articulated and connected etc.Detachably but be not rotatably connected and be suitable for the connecting rod of regular length, need to remove earlier connecting rod when scaffold is folding; Employing is articulated and connected, and can not dismantle connecting rod when scaffold is folding, but connecting rod must adopt Collapsible structure, the variation of length of connecting rod when folding to adapt to.
Connecting rod 4 can be provided with in the operate tablet both sides, also can between every adjacent two layers operate tablet connecting rod 4 be set only in a side setting, also can connecting rod 4 be set every which floor operate tablet, and connecting rod 4 is minimum to be provided with one, also can be two.
Mode one: need the position of placement operations flat board to weld respectively perpendicular to column and the bearing pin that is parallel to each other at column 3, operate tablet side correspondence position is opened mating holes and is cooperated with this bearing pin, position limiting structures such as bearing pin end band alignment pin or spring collar, column and operate tablet hinged cooperate carry out spacing.This mode can realize the hinged of column and operate tablet, but its shortcoming be the height of operate tablet can not free adjustment.
Mode two: adopt fastener 2 to connect (present embodiment mode).The fastener of the manner is connected with the column chucking, can realize the step-less adjustment of operate tablet height.
The embodiment of fastener 2 is as follows:
Fastener embodiment 1: as shown in Figure 3, fastener 2 comprises chuck 21, lock sleeve 22 and spacer pin 23.Fig. 4 shows the concrete structure of chuck 21, it comprise have longitudinal opening and cooperate with column clamping ring 212, column generally adopts pipe, also can adopt the bar in other cross sections such as square tube, and the inner surface of clamping ring 212 will adapt with the cross sectional shape and the size of column 3.Clamping ring 212 longitudinal opening place both sides external radially respectively have axisymmetric same cone 213 each half, the end of cone 213 is provided with the spacing hole 214 that cooperates with spacer pin 23, opposite side at the relative clamping ring 212 of this cone 213 has fixedly connected export trade 211.
During use, column 3 is inserted in the gripping sleeve 212, and adjusting to needs height and position and orientation, with lock sleeve 22 gripping sleeve 212 is locked on the column 3, one end and the operate tablet of fastener 2 band lock sleeves 22 is hinged, with spacer pin 23 fastener 2 and operate tablet are limited to locking then.Spacer pin 23 also has the locking effect of lock sleeve 22 simultaneously.Connecting rod 4 is hinged in the export trade 211.
When needing to regulate the operate tablet height, pull down spacer pin 23, lock sleeve 22 is pulled down from cone 213, adjust gripping sleeve 212, repeat above-mentioned locking process again and get final product to new height and position.
Fastener embodiment 2: show as Fig. 5, fastener 8 comprises the main clamp 82 that has the fitting face 83 that cooperates with column 3, be connected with main clamp 82 1 sides and the pin 81 vertical with column 3, pin 81 end has as position limiting structure (not shown) such as spacer pin or spring collars, is hinged on main clamp 82 1 end nut bolts 85 and an end is hinged with the other end of main clamp 82, an end has the groove that cooperates with bolt 85 secondary clamp 84.
The fastener 2 of the using method of fastener 8 and embodiment 1 is basic identical, and difference only is, connecting rod 4 can not with the shared same fastener of operate tablet, need the corresponding fastener that connects for connecting rod of installing on column 3 in addition.
As Fig. 6, shown in Figure 7 be the flexible latch-up structure of connecting rod 4.Pipe 41 and outer tube 42 in connecting rod 4 comprises, the external diameter of the internal diameter of outer tube 42 and interior pipe 41 adapts, in being enclosed within, outer tube 42 also can slide mutually on the pipe 41, perforate on the end wall of interior pipe 41, and positioner is set, this positioner comprises alignment pin 43 and flexible member 44 (spring or rubber etc.), under the effect of flexible member 44, and perforate on the end wall of pipe 41 in alignment pin 43 stretches out.At interval suitably distance is offered and the corresponding hole of interior pipe 41 end hole on the tube wall of outer tube 42, in the hole on the inner and outer pipe over against the time, alignment pin 43 stretches out the hole on the inner and outer pipe, and inner and outer pipe is fixed.The alignment pin that positioner can also use manually and pull out, insert.
Present embodiment connecting rod 4 is provided with two sections flexible latch-up structures, as required, one or more snippets can be set.
For convenient folding, the both sides in every layer operation flat board middle part articulated position are provided with draw ring 5, and draw ring 5 is enclosed within on this place's hinge.
For making things convenient for each scaffold unit at the short transverse spreading, the structure that socket mutually cooperates is arranged at the two ends up and down of every root post, as inserting and fix pipe or the pin that an end exposes certain-length in the column upper end, the column of another unit can be socketed on this pipe that exposes or the pin, also can locating hole be set in the lower end correspondence of this pipe that exposes or pin and column, socket is installed the back and is fixed with alignment pin, guarantees safety.Above-mentioned column upper and lower side structure is also interchangeable.
The upper and lower end structure of column also can adopt other interconnective structures, as flange connect, structure such as hinged.
During use, scaffold unit is opened up into duty by folded state, operate tablet is adjusted to the height that needs, and at short transverse spreading scaffold (as the enough height of the height of scaffold unit also spreading not), adjacent along its length prolongation can be met the scaffold operating platform that construction needs fast.
The draw ring 5 of during folding operation, mentioning (or transferring) each layer operation flat board, and with the shrinking connecting-rod withdrawal, operate tablet and column 3 constitute two groups of parallel-crank mechanisms respectively, the relative column of operate tablet turns to the mutual fit-state of operate tablet, as shown in Figure 2.
Adopt technique scheme to realize:
1. scaffold folds along its length, and the length of folding back open configuration becomes the thickness of operate tablet two boards, greatly reduces the volume ratio of opening/folding, and is about 20 sixths, greatly reduces the parking space that scaffold needs, convenient storage;
2. adopt with column and clamp fastener connection column and the operate tablet that is connected, realized the step-less adjustment of operate tablet height, can satisfy the building operations requirement better;
3. syndeton does not weaken column intensity, can adopt most economical pillar construction size, saves material, reduces scaffold cost and weight.
Claims (9)
1. Foldable scaffold unit, comprise the hinged and operate tablet of height placement on demand of column and two-layer at least and described column, it is characterized in that: every layer operation flat board comprises along its length direction and is hinged and is opening the two boards at least that duty is in level, the hinge axes direction of described two boards at least is the width of operate tablet, the hinge axes of every layer operation flat board overlaps substantially in the projection of horizontal plane, and the quantity of the plate that described every layer operation flat board comprises equates; Described column is along operate tablet width symmetric arrangement and hinged in the side with operate tablet, the hinge axes direction of column and operate tablet is the width of operate tablet, each side of described operate tablet comprises at least two root posts, and every root post is hinged with the dull and stereotyped same block of corresponding plate of every layer operation separately.
2. Foldable scaffold unit according to claim 1 is characterized in that: the upper and lower end structure of described column interconnects cooperation.
3. Foldable scaffold unit according to claim 1, it is characterized in that: also comprise at least one connecting rod that between described adjacent two layers operate tablet, is positioned at operate tablet one side, this connecting rod one end is connected with the structure of upper strata operate tablet articulated position one side, and the other end is connected with the structure of lower floor's operate tablet articulated position opposite side.
4. according to claim 1 or 2 or 3 described Foldable scaffold units, it is characterized in that: also comprise dull and stereotyped fastener, described dull and stereotyped fastener and described operate tablet are hinged and be clamped on the described column.
5. Foldable scaffold unit according to claim 4, it is characterized in that: described dull and stereotyped fastener comprises band longitudinal opening and the clamping ring that cooperates with described column, lock sleeve and spacer pin, this clamping ring opening part both sides external radially respectively have axisymmetric same cone each half, described taper bolt end has through hole, opposite side at the relative clamping ring of this cone, have fixedly connected export trade, described lock sleeve has the taper seat that cooperates and gripping sleeve can be locked with described cone, described lock sleeve has through hole, the position lock sleeve through hole of lock sleeve locking cone and cone through hole over against, described lock sleeve cooperate with described cone be locked at gripping sleeve on the described column after, hinged with operate tablet, it is spacing with operate tablet and described dull and stereotyped fastener that described spacer pin passes the through hole of described lock sleeve and cone, and described rod hinge connection is in the export trade of this flat board fastener.
6. Foldable scaffold unit according to claim 4, it is characterized in that: described dull and stereotyped fastener comprises the main clamp that has the fitting face that cooperates with described column, be connected and the pin vertical with main clamp one side with described column, be hinged on main clamp one end nut bolt and an end is hinged with the main clamp other end, an end has the groove that cooperates with described bolt secondary clamp, the end of described pin is provided with position limiting structure.
7. according to claim 5 or 6 described Foldable scaffold units, it is characterized in that: described connecting rod comprises the section pipe of phase fit, the quilt cover end that is positioned at inboard pipe has the positioner that passes its pipe tap, the corresponding locating hole that matches with this positioner that is provided with on the tube wall of outboard tube.
8. Foldable scaffold unit according to claim 7 is characterized in that: described positioner is the alignment pin and the flexible member that is positioned at this alignment pin below that passes the pipe tap of inside tube quilt cover end.
9. according to claim 1 or 2 or 3 or 5 or 6 or 8 described Foldable scaffold units, it is characterized in that: also comprise being positioned at described operate tablet two both sides, plate hinged place and being enclosed within draw ring on this place's hinge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100356854A CN100410476C (en) | 2005-06-30 | 2005-06-30 | Foldable scaffold unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100356854A CN100410476C (en) | 2005-06-30 | 2005-06-30 | Foldable scaffold unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1891952A CN1891952A (en) | 2007-01-10 |
| CN100410476C true CN100410476C (en) | 2008-08-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100356854A Expired - Fee Related CN100410476C (en) | 2005-06-30 | 2005-06-30 | Foldable scaffold unit |
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| Country | Link |
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| CN (1) | CN100410476C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109366060A (en) * | 2018-10-31 | 2019-02-22 | 上海江南长兴造船有限责任公司 | A kind of auxiliary tool and its application method for Ship Structure welding procedure |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995027836A1 (en) * | 1992-10-19 | 1995-10-19 | Maurice Viandon | Improvement to folding scaffoldings |
| JPH0932273A (en) * | 1995-07-24 | 1997-02-04 | Maeda Corp | Ladder with rear guard |
| US6119810A (en) * | 1997-06-09 | 2000-09-19 | Harder; Willard J. | Foldable scaffold |
| US6427804B1 (en) * | 2000-01-11 | 2002-08-06 | Innovations For Trade And Technology | Step-up stool |
| CN1514902A (en) * | 2001-06-07 | 2004-07-21 | ղķʿ������˹��Τ˹�� | Collapsible scaffolding tower |
-
2005
- 2005-06-30 CN CNB2005100356854A patent/CN100410476C/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1995027836A1 (en) * | 1992-10-19 | 1995-10-19 | Maurice Viandon | Improvement to folding scaffoldings |
| JPH0932273A (en) * | 1995-07-24 | 1997-02-04 | Maeda Corp | Ladder with rear guard |
| US6119810A (en) * | 1997-06-09 | 2000-09-19 | Harder; Willard J. | Foldable scaffold |
| US6427804B1 (en) * | 2000-01-11 | 2002-08-06 | Innovations For Trade And Technology | Step-up stool |
| CN1514902A (en) * | 2001-06-07 | 2004-07-21 | ղķʿ������˹��Τ˹�� | Collapsible scaffolding tower |
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| Publication number | Publication date |
|---|---|
| CN1891952A (en) | 2007-01-10 |
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Effective date of registration: 20210806 Address after: 518000 Huale Building, 2017 Shennan East Road, Luohu District, Shenzhen City, Guangdong Province Patentee after: SHENZHEN TECHEN TECHNOLOGY Co.,Ltd. Address before: No.1802, building 7, Greenland center, No.15 Kaixuan Road, Liangqing District, Nanning City, Guangxi Zhuang Autonomous Region Patentee before: Guangxi te Chen Technology Co.,Ltd. |
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Granted publication date: 20080813 |