CN108533290B - \36332mmlight single-side wall formwork trolley - Google Patents
\36332mmlight single-side wall formwork trolley Download PDFInfo
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- CN108533290B CN108533290B CN201810552502.3A CN201810552502A CN108533290B CN 108533290 B CN108533290 B CN 108533290B CN 201810552502 A CN201810552502 A CN 201810552502A CN 108533290 B CN108533290 B CN 108533290B
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- 238000009415 formwork Methods 0.000 title claims abstract description 35
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 67
- 239000010959 steel Substances 0.000 claims abstract description 67
- 239000003921 oil Substances 0.000 claims description 65
- 238000003466 welding Methods 0.000 claims description 12
- 230000009471 action Effects 0.000 claims description 5
- 241000357293 Leptobrama muelleri Species 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 239000010720 hydraulic oil Substances 0.000 claims description 2
- 238000006073 displacement reaction Methods 0.000 abstract 1
- 238000004364 calculation method Methods 0.000 description 7
- 239000002199 base oil Substances 0.000 description 4
- 230000007547 defect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 210000001364 upper extremity Anatomy 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009933 burial Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000013441 quality evaluation Methods 0.000 description 1
- 238000012916 structural analysis Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
- E21D11/102—Removable shuttering; Bearing or supporting devices therefor
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Abstract
The invention provides a step type light single-side wall formwork trolley, belonging to the field of building equipment. The device consists of a walking system (1), a standard tripod (2), an operating platform (3), a steel template (4) and a hydraulic system. The step type light single-side wall formwork trolley is of a single-side asymmetric stress structure, transverse loads need to be borne by embedded parts at the bottom corners of side walls, transverse displacement of the trolley is prevented, and pouring of 24m side walls is completed at one time through stripping of a hydraulic system, so that efficiency is high.
Description
Technical Field
The invention belongs to the technical field of building templates, and particularly relates to a step-type light single-side wall template trolley, which comprises a trolley body, a trolley body and a trolley handle, wherein the trolley body is a hollow structure and is provided with a plurality of wheels.
Background
The trackless side wall trolley is of a single-side asymmetric stress structure, and a lateral load needs to be borne by embedded parts at bottom corners of side walls so as to prevent the trolley from laterally displacing.
There are 3 types of single-side wall form jumbo in the prior art, which are respectively a rigid tripod, a hinged tripod and a combined rigid tripod. However, the rigid triangular support and the hinged triangular support are generally only suitable for single-side walls with the wall height of less than 3m, and have the defects of small application range, poor adjustability and the like; the combined rigid triangular support has the defects of complex structure and complex manufacture and disassembly.
Meanwhile, in order to overcome the defects of the 3 types of single-side wall formwork trolleys, the trackless single-side wall formwork trolley provided by the prior art can be conveniently assembled into a standard unit trolley or a non-standard unit trolley, but the formworks are arranged on the vertical connecting rods, so that the application range of concrete pouring is limited, and the device structure cannot adjust the angle during installation, so that concrete with a certain angle is not convenient to pour.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a step-type light single-side wall formwork trolley, wherein in order to achieve the concrete quality evaluation standard and ensure the quality target of an engineering structure, an advanced formwork construction process is actively popularized and used, a mature formwork scheme is optimally designed, and the turnover of a formwork and the reutilization of subsequent engineering are realized.
The invention adopts the following technical scheme:
the step type light single-side wall formwork trolley comprises a walking system 1, a standard tripod 2, a steel formwork 4 and a hydraulic system, wherein the walking system 1 is installed at the bottom of the standard tripod 2, the steel formwork 4 is installed on the standard tripod 2, the hydraulic system provides power for the walking system 1, and the walking system 1 comprises an X-axis moving bracket 5, a bottom beam 6 and a Y-axis moving bracket 7;
the X-axis moving bracket 5 comprises a translation seat 501, a Z-axis moving oil cylinder seat 502 and a Z-axis moving support 503;
the translation seat 501 comprises a support base 5010, an X-axis translation seat oil cylinder 5011 and a support connecting block 5012; the X-axis translation base oil cylinder 5011 is arranged on the support base 5010, a hydraulic rod of the X-axis translation base oil cylinder 5011 is connected to the support connecting block 5012, the support connecting block 5012 is arranged in a movable cavity 5013 formed by a left limiting part 50100 and a right limiting part 50101 which are connected with the support base 5010 through bolts, and the support connecting block 5012 can move in the movable cavity 5013 under the pushing action of the hydraulic rod of the X-axis translation base oil cylinder 5011;
the lower part of a Z-axis movable support 503 is arranged on a support connecting block 5012 of the translation seat 501 through a bolt, the upper part of the Z-axis movable support is connected with a Z-axis oil cylinder, the Z-axis oil cylinder is arranged on the Z-axis movable oil cylinder seat 502, the Z-axis movable oil cylinder seat 502 is arranged on the bottom beam 6, and meanwhile, a pulley on the Z-axis movable support 503 is sleeved on a lower wing plate of the bottom beam 6;
the Y-axis moving bracket 7 comprises a Y-axis moving support 702 and a Y-axis leg supporting oil cylinder 701;
a hydraulic rod of the Y-axis leg supporting oil cylinder 701 is connected with a Y-axis movable support 702, and the two Y-axis movable supports 702 are connected through channel steel;
the Y-axis leg supporting oil cylinder 701 of the Y-axis moving bracket 7 is arranged at the lower part of the bottom beam 6, the Y-axis moving support 702 is contacted with the bottom beam 6 through a clamping part 7020 connected by a bolt, and the Y-axis moving support 702 can slide on the bottom beam 6 through a roller 7021 in the Y-axis moving support 702;
and the hydraulic system supplies hydraulic oil to the X-axis translation base oil cylinder 5011, the Z-axis oil cylinder, and the Y-axis leg oil cylinder 701, thereby driving the X-axis moving bracket 5 and the Y-axis moving bracket 7 to move.
The invention further adopts the technical scheme that the standard tripod 2 comprises a tripod upright post 9, an upright post splicing crossbeam 10 and an adjustable hinged hydraulic support rod 11;
The preferable technical scheme of the invention is that the rotatable connecting pieces are 2 groups of connecting blocks with triangular side projections, one group is welded on the tripod upright post 9, the other group is welded on the bottom beam 6, the overlapped middle part of the connecting blocks is provided with a pin hole, and a pin shaft is arranged in the pin hole.
The further technical scheme of the invention is that the steel template 4 is composed of steel plates and channel steel, the channel steel is welded to form a frame, the steel plates are welded to the frame composed of the channel steel, the frame is fixed on nuts for adjusting positions at two ends of a stand column splicing cross beam 10 through bolts, or the frame is fixed on nuts for adjusting positions at two ends of a tripod stand column 9 through bolts.
The invention also comprises an operation platform 3 which is arranged on the tripod upright post 9.
The further technical scheme of the invention is that the Z-axis movable oil cylinder seat 502 comprises a stand column 5020, a cross beam 5021, an ear plate 5022 and a bottom plate 5023, wherein the bottom plate 5023 is welded at the bottom of the stand column 5020 and is welded and reinforced through a ribbed plate, the cross beam 5021 is welded at the top of the stand column 5020, and the ear plate 5022 is welded at the lower part of the cross beam 5021; the bottom plate 5023 of the Z-axis moving support 503 is fixed on the bottom beam 6 through bolts.
The invention has the further technical scheme that a bottom beam 6 of the walking system 1 of the \ 36332light single-side wall formwork trolley is provided with a ground anchor screw rod connected with an embedded part.
The further technical scheme of the invention is that the 2 groups of adjustable hinged hydraulic support rods 11 are arranged between the bottom beam 6 and the tripod upright post 9 in a parallel state.
According to a further technical scheme, the bottom beam 6 is made of channel steel and comprises an X-axis direction beam and a Y-axis direction beam, the X-axis direction beam is formed by welding 2 channel steel backrests, the Y-axis direction beam is welded to the upper portion and the lower portion of the X-axis direction beam, and the X-axis moving bracket 5 and the Y-axis moving bracket 7 are installed on the Y-axis direction beam.
The invention has the further technical scheme that an auxiliary support is also arranged between the Y-axis direction beam and the ground, an adjusting tripod 8 is arranged on a tripod upright post 9, and the adjusting tripod 8 is hinged with the bottom beam 6 through an adjustable hinged hydraulic support rod 11.
The invention has the beneficial effects that:
(1) The trolley traveling system is composed of a transverse moving support, a bottom beam, a Y-axis moving bracket and a Z-axis oil cylinder support, steel plates and section steel are adopted, the requirements on strength and rigidity in use are met, all the parts can be connected through bolts, and the trolley traveling system is convenient to disassemble, assemble and transport.
(2) The step type light single-side wall formwork trolley structure consists of a walking system, a standard tripod, an operation platform and a steel formwork, and the 24m side wall can be poured at one time through positioning and demoulding of a hydraulic system.
(3) The invention uses the hydraulic system to advance, increases the contact area with the ground, has larger bearing capacity in unit area, avoids the risk of the concrete foundation being crushed, is suitable for a multi-layer building layer with strict requirement on the stress of the contact surface, and overcomes the problems of small bearing area, easy damage and strict requirement on the site of the universal wheel compared with the universal wheel adopted for supporting in the background technology.
(4) The angle of the steel template is adjusted by the adjustable hinged hydraulic support rod, and the extension of the adjustable hinged hydraulic support rod is adjusted by the hydraulic system, so that the angle of pouring concrete is adjusted, the wall body is poured according to the terrain, the wall body is more labor-saving and time-saving than mechanical adjustment, and the method has stronger operability.
Drawings
FIG. 1 is a schematic structural diagram of embodiment 1 of the present invention;
FIG. 2 is a state diagram of the adjustment process in accordance with embodiment 1 of the present invention;
FIG. 3 is a schematic side view of the structure of embodiment 1 of the present invention;
FIG. 4 is a front view of a Y-axis movable carriage according to embodiment 1 of the present invention;
FIG. 5 is a side view of a Y-axis moving carriage according to embodiment 1 of the present invention;
FIG. 6 is a plan view of the Y-axis movable support in accordance with embodiment 1 of the present invention;
FIG. 7 is a front view of a bottom beam according to embodiment 1 of the present invention;
FIG. 8 is a side view of a bottom beam of embodiment 1 of the present invention;
FIG. 9 is a plan view of a bottom girder according to embodiment 1 of the present invention;
FIG. 10 is a front view of the translation stage;
FIG. 11 is a left side view of the translation stage;
FIG. 12 is a schematic view of a support base structure of the translation stage;
FIG. 13 is a left side view of a support connection block of the translation stage;
FIG. 14 is a front view of a support connection block of the translation stage;
FIG. 15 is a schematic view of an X-axis translation stage cylinder of the translation stage;
FIG. 16 is a front view of the Z-axis moving cylinder block;
FIG. 17 is a top view of the Z-axis moving cylinder block;
FIG. 18 is a schematic view of a standard tripod in accordance with the present invention;
FIG. 19 is a front view of a steel form;
FIG. 20 is a side view of a steel form;
FIG. 21 is a force analysis diagram for verifying a bottom rail counterweight;
FIG. 22 is a schematic structural view of example 2;
FIG. 23 is a schematic structural view of example 3;
fig. 24 is a schematic structural view of embodiment 4.
In the figure: 1-a walking system, 2-a standard tripod, 3-an operating platform, 4-a steel template, a 5-X axis moving bracket, 6-a bottom beam, 7-Y axis moving bracket, 8-an adjusting tripod, 9-a tripod upright post, 10-an upright post splicing cross beam and 11-an adjustable hinged hydraulic strut;
501-translation seat, 502-Z axis moving oil cylinder seat and 503-Z axis moving support;
5010-supporting base, 5011-X axis translation seat oil cylinder, 5012-support connecting block and 5013-movable cavity;
50100-left limit part, 50101-right limit part;
5020-column, 5021-beam, 5022-ear plate and 5023-bottom plate;
a 701-Y shaft support leg oil cylinder and a 702-Y shaft moving support;
7020 clamping part, 7021 roller.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention are described clearly and completely below, and it is obvious that the described embodiments are some, not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.
Structural analysis of the invention
The step-type light single-side wall formwork trolley is a novel structure, walking and positioning are powered by a hydraulic system, an X-axis moving bracket is connected with a Z-axis oil cylinder of the hydraulic system through a sliding sleeve, a Y-axis moving bracket and a bottom beam are connected with a Y-axis supporting leg oil cylinder, relative motion is formed between a Y-axis moving support and the bottom beam under the action of the Y-axis supporting leg oil cylinder, the X-axis moving bracket is connected with the bottom beam, one end of the Z-axis oil cylinder is connected with the Z-axis moving oil cylinder base, the other end of the Z-axis oil cylinder is connected with the bottom beam through the sliding sleeve of the Z-axis moving support, and relative motion is formed between the Z-axis moving support and the bottom beam.
Example 1
As shown in fig. 1-3, the invention relates to a \36332walkinglight single-side wall formwork trolley, which comprises a walking system 1, a standard tripod 2, an operating platform 3, a steel formwork 4 and a hydraulic system, wherein the walking system 1 is arranged at the bottom of the standard tripod 2, the steel formwork 4 is arranged on the side surface of the standard tripod 2, the hydraulic system provides power for the running of the walking system 1, and the operating platform 3 is arranged on a tripod upright post 9 of the standard tripod 2.
The technical scheme is that a ground anchor screw rod connected with an embedded part is mounted on a bottom beam 6 of a walking system 1 of the step type light single-side wall formwork trolley.
The technical scheme is that an auxiliary support is arranged between the Y-axis direction beam and the ground.
The traveling system 1 comprises an X-axis moving bracket 5, a bottom beam 6 and a Y-axis moving bracket 7; as shown in fig. 4-6, the Y-axis moving bracket includes a Y-axis moving support 702 and a Y-axis leg cylinder 701, a hydraulic rod of the Y-axis leg cylinder 701 is connected to the left Y-axis moving support 702, and the left Y-axis moving support is connected to the right Y-axis moving support through a channel steel;
the Y-axis leg cylinder 701 of the Y-axis moving bracket 7 is mounted on the lower part of the bottom beam 6, the bottom beam 6 is a channel steel, the lower part of the bottom beam 6 is mounted in a cavity surrounded by the clamping part 7020 of the Y-axis moving support 702 through the bolt, and the Y-axis moving support 702 can slide on the lower surface of the bottom beam 6 through a pair of rollers 7021 inside the Y-axis moving support 702.
As shown in fig. 7-9, the bottom beam 6 includes an X-axis direction beam and a Y-axis direction beam, the X-axis direction beam is formed by welding a 2-channel steel backrest, the Y-axis direction beam is welded to the upper portion and the lower portion of the X-axis direction beam, and the X-axis moving bracket 5 and the Y-axis moving bracket 7 are both mounted on the Y-axis direction beam.
The X-axis moving bracket 5 comprises a translation seat 501, a Z-axis moving oil cylinder seat 502 and a Z-axis moving support 503;
as shown in fig. 10 to 15, the translation stage 501 includes a support base 5010, an X-axis translation stage cylinder 5011, and a holder connection block 5012, the X-axis translation stage cylinder 5011 is mounted on the support base 5010, a hydraulic rod of the X-axis translation stage cylinder 5011 is connected to the holder connection block 5012, the holder connection block 50 is mounted in a movable cavity 5013 formed by a left stopper 50100 and a right stopper 50101 of the support base 5010 which are bolted together, and the holder connection block 5012 can move in the movable cavity 5013 by the pushing action of the hydraulic rod of the X-axis translation stage cylinder 5011.
The lower part of a Z-axis movable support 503 is installed on a support connecting block 5012 of the translation seat 501 through a bolt, the upper part of the Z-axis movable support is connected with a Z-axis oil cylinder, the Z-axis oil cylinder is installed on the Z-axis movable oil cylinder seat 502, the Z-axis movable oil cylinder seat 502 is installed on the bottom beam 6, and meanwhile, a pulley on the Z-axis movable support 503 is sleeved on a lower wing plate of the bottom beam 6.
As shown in fig. 16-17, the Z-axis moving cylinder block 502 comprises a column 5020, a beam 5021, an ear plate 5022 and a bottom plate 5023, wherein the bottom plate 5023 is welded at the bottom of the column 5020 and is reinforced by rib plate welding, the beam 5021 is welded at the top of the two columns 5020, and the ear plate 5022 is welded at the lower part of the beam 5021; the bottom plate 5023 of the Z-axis movable support 502 is fixed on the bottom beam 6 through bolts.
As shown in fig. 19 to 20, the steel form 4 is composed of steel plates and channel steel, the channel steel is welded to form a frame, the steel plates are welded to the frame composed of the channel steel, and the frame is fixed to nuts for adjusting positions at two ends of the column splicing cross beam 10 through bolts.
And as can be seen from fig. 18, the standard tripod 2 comprises a tripod upright post 9, an upright post splicing cross beam 10 and an adjustable hinged hydraulic stay 11; tripod stand 9 is formed by two channel-section steel back welding, and stand concatenation crossbeam 10 transversely welds in the tripod stand 9 outside, and tripod stand 9 bottom is connected with floorbar 6 through rotatable joint spare, and tripod stand 9 middle part is connected with floorbar 6 through adjustable articulated hydraulic pressure vaulting pole 11 of multiunit, and the nut that is used for adjusting the position is all welded at stand concatenation crossbeam 10 both ends.
Further as shown in fig. 19, the rotatable connecting piece is 2 sets of connecting blocks with triangular side projections, one set is welded on the tripod upright post 9, the other set is welded on the bottom beam 6, the overlapped middle part of the connecting blocks is provided with a pin hole, and a pin shaft is arranged in the pin hole.
Further as shown in fig. 9, the 2 sets of adjustable hinged hydraulic support rods 11 are arranged between the bottom beam 6 and the tripod upright 9 in a parallel state.
Example 2 replacement of an adjustable articulated hydraulic strut with a truss structure
As shown in fig. 22, the invention relates to a' 36332walking light single-side wall formwork trolley which comprises a walking system 1, a truss, a steel formwork 4 and a hydraulic system, wherein the walking system 1 is arranged at the bottom of the truss, the steel formwork 4 is arranged on the side surface of the truss, and the hydraulic system provides power for the running of the walking system 1.
The technical scheme is that a ground anchor screw rod connected with an embedded part is mounted on a bottom beam 6 of a walking system 1 of the step type light single-side wall formwork trolley.
The further technical scheme is that an auxiliary support is arranged between the Y-axis direction beam and the ground.
The traveling system 1 comprises an X-axis moving bracket 5, a bottom beam 6 and a Y-axis moving bracket 7; as shown in fig. 4-6, which are schematic structural diagrams of the Y-axis moving bracket and components of the present invention, the Y-axis moving bracket includes a Y-axis moving support 702 and a Y-axis leg cylinder 701, a hydraulic rod of the Y-axis leg cylinder 701 is connected to the left Y-axis moving support 702, and the left Y-axis moving support is connected to the right Y-axis moving support through a channel steel;
the Y-axis leg cylinder 701 of the Y-axis moving bracket 7 is mounted on the lower portion of the base beam 6, the base beam 6 is a channel steel, the lower portion of the base beam 6 is mounted in a cavity defined by the engaging portions 7020 of the Y-axis moving mount 702 connected by bolts, and the Y-axis moving mount 702 can slide on the lower surface of the base beam 6 by a pair of rollers 7021 inside the Y-axis moving mount.
As shown in fig. 7-9, the bottom beam 6 includes an X-axis direction beam and a Y-axis direction beam, the X-axis direction beam is formed by welding a 2-channel steel backrest, the Y-axis direction beam is welded to the upper portion and the lower portion of the X-axis direction beam, and the X-axis moving bracket 5 and the Y-axis moving bracket 7 are both mounted on the Y-axis direction beam.
The X-axis moving bracket 5 comprises a translation seat 501, a Z-axis moving oil cylinder seat 502 and a Z-axis moving support 503;
as shown in fig. 10 to 15, the translation stage 501 includes a support base 5010, an X-axis translation stage cylinder 5011, and a holder connection block 5012, the X-axis translation stage cylinder 5011 is mounted on the support base 5010, a hydraulic rod of the X-axis translation stage cylinder 5011 is connected to the holder connection block 5012, the holder connection block 5012 is mounted in a movable cavity 5013 formed by a left limit part 50100 and a right limit part 50101 of the support base 5010 which are connected by bolts, and the holder connection block 5012 can move in the movable cavity 5013 under the pushing action of the hydraulic rod of the X-axis translation stage cylinder 5011.
The lower part of a Z-axis movable support 503 is installed on a support connecting block 5012 of the translation seat 501 through a bolt, the upper part of the Z-axis movable support is connected with a Z-axis oil cylinder, the Z-axis oil cylinder is installed on the Z-axis movable oil cylinder seat 502, the Z-axis movable oil cylinder seat 502 is installed on the bottom beam 6, and meanwhile, a pulley on the Z-axis movable support 503 is sleeved on a lower wing plate of the bottom beam 6.
As shown in fig. 17 to 18, the Z-axis moving cylinder block 502 includes a column 5020, a beam 5021, a lug plate 5022, and a bottom plate 5023, wherein the bottom plate 5023 is welded to the bottom of the column 5020 and is reinforced by a rib plate, the beam 5021 is welded to the top of the two columns 5020, and the lug plate 5022 is welded to the lower part of the beam 5021; the bottom plate 5023 of the Z-axis movable support 502 is fixed on the bottom beam 6 through bolts.
As shown in fig. 19 to 20, the steel form 4 is composed of steel plates and channel steel, the channel steel is welded to form a frame, the steel plates are welded to the frame composed of channel steel, the frame is fixed to nuts for adjusting positions at two ends of a column splicing cross beam 10 on a truss through pre-tensioning ribs, and the column splicing cross beam 10 is installed on the truss.
The truss is a channel steel, and an ear plate for connection is arranged on the truss.
As shown in fig. 23, the trolley is additionally provided with an adjusting tripod 8, the tripod column 9 is provided with the adjusting tripod 8, and the adjusting tripod 8 is hinged with the bottom beam 6 through an adjustable hinged hydraulic strut 11.
The adjustment tripod 8 is a horizontal channel-section steel and two bracing constitutions, and horizontal channel-section steel one end is passed through the bolt and is installed on tripod stand 9, and the other end is unsettled, and two bracing one end are installed on tripod stand 9, and the other end is installed in horizontal channel-section steel portion of hanging, and two bracing are connected the rear flank projection with horizontal channel-section steel and are 2 isosceles right triangle, and two bracing are adjustable articulated hydraulic strut 11, and adjustable articulated hydraulic strut 11 one end articulates on floorbar 6, and the other end articulates the portion of hanging of horizontal channel-section steel.
In addition, a connecting screw portion connected to a ground anchor screw connected to the embedded part is installed on the tripod stand column 9.
The remaining structure of the carriage is the same as in embodiment 1.
Example 4 example 1 is a column splicing cross member installed inside a tripod column 9
As shown in fig. 24, the standard tripod 2 includes a tripod upright post 9, an upright post splicing cross beam 10, and an adjustable hinged hydraulic strut 11; tripod stand 9 is formed by two channel steel back welding, and stand concatenation crossbeam 10 horizontal welding is inboard at tripod stand 9, and tripod stand 9 bottom is connected with floorbar 6 through rotatable joint spare, and tripod stand 9 middle part is connected with floorbar 6 through adjustable articulated hydraulic pressure vaulting pole 11 of multiunit, all welds the nut that is used for the adjusting position on the tripod stand 9 of both sides.
The steel form 4 comprises a steel plate and channel steel, the channel steel is welded to form a frame, the steel plate is welded to the frame formed by the channel steel, and the frame is fixed to nuts used for adjusting positions at two ends of a tripod stand column 9 through bolts.
The remaining structure of the carriage is the same as that of embodiment 1.
The working process of the invention is as follows:
the horizontal positioning of the trolley is realized by the operation of the translation oil cylinder of the X-axis moving bracket, and the operation of the translation oil cylinder is formed to the maximum extent: 250mm. And adjusting the translation oil cylinder to position the trolley, and inclining the steel moulding plate 4 by 5mm towards the concrete direction during positioning to reinforce the foundation steel bar.
2. \36332ndstep type light single-side wall formwork trolley walks
Advancing mode
The motion of forelegs is: operating the Z-axis oil cylinder to enable the Y-axis moving bracket to rise and be separated from the ground, contacting the X-axis moving bracket with the ground, operating the X-axis translation seat oil cylinder to extend 1000mm, operating the Z-axis oil cylinder to enable the Y-axis moving bracket to be contacted with the ground, enabling the X-axis moving bracket to be separated from the ground, operating the X-axis translation seat oil cylinder to retract 1000mm,
rear leg follow-up: and operating the Z-axis oil cylinder to retract so that the Y-axis moving bracket is separated from the ground, contacting the X-axis moving bracket with the ground, operating the X-axis translation seat oil cylinder to extend 1000mm again so that the bottom beam and the X-axis moving bracket move relatively, and moving the whole trolley forwards by 1000mm. A retreating mode: the same works in contrast to the forward mode.
3. \36332fturning of the walking type light single-side wall formwork trolley
Front leg turn
When the trolley turns, the Z-axis oil cylinder is operated to extend out, the X-axis moving bracket is in contact with the ground, the Y-axis moving bracket is separated from the ground, the X-axis translation seat oil cylinder at one end is operated to extend out 250mm, the X-axis moving bracket turns 1.17 degrees, the Z-axis oil cylinder is operated to separate the X-axis moving bracket from the ground, the Y-axis moving bracket is in contact with the ground, and the translation oil cylinder is operated to retract 250mm.
Rear leg turn
And operating the Z-axis oil cylinder again to extend out to enable the X-axis moving bracket to be in contact with the ground, separating the Y-axis moving bracket from the ground, operating the X-axis translation seat oil cylinder to extend out by 250mm to enable the trolley to turn by 1.17 degrees, operating the Z-axis oil cylinder to enable the X-axis moving bracket to be separated from the ground, enabling the Y-axis moving bracket to be in contact with the ground, and operating the X-axis translation seat oil cylinder to retract by 25mm.
Therefore, the trolley can be moved to the position where concrete needs to be poured.
According to actual use experience, the installation and adjustment time of the step type light single-side wall formwork trolley is 15 minutes, 15-30 minutes is saved compared with that of a rail type trolley, and economic cost is saved more for the rail type trolley.
The stability checking calculation of the invention comprises the following steps:
now, taking an open cut type subway station as an example:
the station is an underground two-layer island type station, the underground one layer is a station hall layer, and the underground two layer is a station platform layer. The length of the main structure of the station is 283.6m, the width of the excavated layer is 37.5m (net), and the burial depth of the station is 17.81-31.78 m. The open cut section is 147.4m long, the width is 13.2-30.3 m and the depth is 16.3-18.9 m.
The underground second layer/local third layer structure is a frame structure. The structural layer is high:
the platform layer height is 6.98m, 7.9m and 7.35m, the station hall layer height is 6.15m, 9.2m, 6.8m, 8.62m and 7.15m, and the equipment layer height is 5.2m and 7.2m.
When the trolley enters a walking state after demoulding, a balance equation with a transverse moving support and a longitudinal moving support close to the edge of the template as fulcrums is modeled as shown in the attached figure 21;
taking a station hall layer H5200 as a standard reference trolley, wherein the total weight of the whole trolley is as follows: 21.84 tons. G1 weight (weight of template, tripod and fulcrum close to template): 7.975 tons, G2 weight: 9.96 tons.
According to the lever balance principle: G1X1200= G2X2700
G2=7.975x1220\ 2700=3.6 tons
Bogie stability factor: 1.4, total counterweight weight: 3.6x1.4=5.04 tons.
According to the above checking calculation, the H =5200 section does not need a counterweight.
1. Standing hall layer
1.H =6150 weight of trolley: 36G1 weight (weight of template, tripod and fulcrum close to template): 9.499 tons, G2 weight: 9.96 tons.
According to the lever balance principle: G1X1200= G2X2700
G2=9.499 x1220\ 2700=4.29 tons.
According to the above checking calculation, H =6150 section needs no counterweight.
2. H =6800 weight of trolley: 25.31g1 weight (weight of template, tripod and fulcrum close to template): 11.45 tons, G2 weight; 9.96 tons.
According to the lever balance principle: G1X1220= G2X2700
G2=11.45x1220\ 2700=5.17 ton
Trolley stability factor: 1.4, total counterweight weight: 5.17x1.4=7.24 ton.
According to the above checking calculation, H =6800 section does not need counterweight.
3.H =7200 total trolley weight: 25.82g2 weight (weight of template, tripod and fulcrum close to template): 11.96 ton, G2 weight: 9.96 tons.
According to the lever balance principle: G1X1220= G2X2700
G2=11.96 x1220\ 2700=5.4 ton
Bogie stability factor: 1.4, total counterweight weight: 5.4x1.4=7.57 ton.
According to the above checking calculation, the H =7200 section does not need a counterweight.
4. H =8630 weight of trolley: 72G1 weight (weight of template, tripod and fulcrum close to template): 14.85 tons, G2 weight: 9.96 tons.
According to the lever balance principle: G1X1220= G2X2700
G2=14.85x1220\ 2700=6.71 ton
Trolley stability factor: 1.4, total counterweight weight: 6.71x1.4=9.39 ton.
According to the above check calculation, H =8630 section does not need counterweight.
5.H =9200 total trolley weight: 29.28g1 weight (weight of template, tripod and fulcrum close to template): 15.42 ton, G2 weight: 9.96 tons.
According to the lever balance principle: g2=15.42x1220\ 2700=6.97 ton
Bogie stability factor: 1.4, total counterweight weight: 6.97x1.4=9.75 tons.
According to the above checking calculation, H =9200 section does not need counterweight.
According to the checking and calculating results, the height of the side wall of the station floor equipment layer is not higher than that of the station hall layer, so that the trolley does not need to be weighted, and therefore, the efficiency of the step type light single-side wall formwork trolley is high, and the application range is wide compared with that of the trolley in the background technology.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (9)
1. The step type light single-side wall formwork trolley comprises a walking system (1), a standard tripod (2), a steel formwork (4) and a hydraulic system, wherein the walking system (1) is installed at the bottom of the standard tripod (2), the steel formwork (4) is installed on the standard tripod (2), and the hydraulic system provides power for the walking system (1), and is characterized in that the walking system (1) comprises an X-axis moving bracket (5), a bottom beam (6) and a Y-axis moving bracket (7);
the X-axis moving bracket (5) comprises a translation seat (501), a Z-axis moving oil cylinder seat (502) and a Z-axis moving support (503);
the translation seat (501) comprises a support base (5010), an X-axis translation seat oil cylinder (5011) and a support connecting block (5012); an X-axis translation seat oil cylinder (5011) is installed on a supporting base (5010), a hydraulic rod of the X-axis translation seat oil cylinder (5011) is connected to a support connecting block (5012), the support connecting block (5012) is installed in a movable cavity (5013) formed by a left limiting part (50100) and a right limiting part (50101) which are connected with the supporting base (5010) through bolts, and the support connecting block (5012) can move in the movable cavity (5013) under the pushing action of the hydraulic rod of the X-axis translation seat oil cylinder (5011);
the lower part of a Z-axis movable support (503) is arranged on a support connecting block (5012) of the translation base (501) through a bolt, the upper part of the Z-axis movable support is connected with a Z-axis oil cylinder, the other end of the Z-axis oil cylinder is arranged on the Z-axis movable oil cylinder base (502), the Z-axis movable oil cylinder base (502) is arranged on the bottom beam (6), and meanwhile, a pulley on the Z-axis movable support (503) is sleeved on a lower wing plate of the bottom beam (6);
the Y-axis moving bracket (7) comprises a Y-axis moving support (702) and a Y-axis leg supporting oil cylinder (701);
a hydraulic rod of the Y-axis leg supporting oil cylinder (701) is connected with a Y-axis movable support (702), and the two Y-axis movable supports (702) are connected through channel steel;
a Y-axis leg supporting oil cylinder (701) of the Y-axis moving bracket (7) is arranged at the lower part of the bottom beam (6), a Y-axis moving support (702) is contacted with the bottom beam (6) through a clamping part (7020) connected by a bolt of the Y-axis moving support, and the Y-axis moving support (702) can slide on the bottom beam (6) through a roller (7021) in the Y-axis moving support;
the hydraulic system provides hydraulic oil for the X-axis translation seat oil cylinder (5011), the Z-axis oil cylinder and the Y-axis support leg oil cylinder (701), so that the X-axis moving bracket (5) and the Y-axis moving bracket (7) are driven to move;
the bottom beam (6) is made of channel steel and comprises an X-axis direction beam and a Y-axis direction beam, the X-axis direction beam is formed by welding 2 channel steel backrests, the Y-axis direction beam is welded on the upper portion and the lower portion of the X-axis direction beam, and an X-axis moving bracket (5) and a Y-axis moving bracket (7) are arranged on the Y-axis direction beam;
and an auxiliary support is also arranged between the Y-axis direction beam and the ground.
2. 3 \36332ofstep type light single side wall form trolley according to claim 1, characterized in that said standard tripod (2) comprises tripod uprights (9), upright splicing cross beams (10), adjustable hinged hydraulic stays (11);
tripod stand (9) are formed by two channel-section steel back welding, stand concatenation crossbeam (10) transversal welding is on tripod stand (9), tripod stand (9) bottom is connected with floorbar (6) through rotatable coupling spare, tripod stand (9) middle part is connected with floorbar (6) through adjustable articulated hydraulic strut of multiunit (11), the welding has the nut that is used for adjusting steel form (4) position on stand concatenation crossbeam (10) both ends/both sides tripod stand (9).
3.3 \36332ofclaim 2, wherein said rotatable connectors are 2 sets of connecting blocks having triangular side projections, one set being welded to the tripod columns (9) and the other set being welded to the bottom beam (6), the connecting blocks having pin holes formed in the middle of their overlap and mounting pins in the pin holes.
4. 3 \36332Thelight-duty unilateral wall form trolley of claim 1, characterized in that the steel form (4) is composed of steel plates and channel steel, the channel steel is welded to form a frame, the steel plates are welded on the frame composed of the channel steel, and the frame is fixed on the nuts for adjusting the position at both ends of the column splicing cross beam (10) through bolts/the frame is fixed on the nuts for adjusting the position at both ends of the tripod column (9) through bolts.
5.3 \36332ofstep type light single-sided wall form trolley according to claim 1, characterized in that it further comprises an operating platform (3) mounted on tripod uprights (9).
6.3 \ 36332,
the Z-axis movable oil cylinder seat (502) comprises a stand column (5020), a cross beam (5021), lug plates (5022) and a bottom plate (5023), wherein the bottom plate (5023) is welded at the bottom of the stand column (5020) and is welded and reinforced through rib plates, the cross beam (5021) is welded at the tops of the two stand columns (5020), and the lug plates (5022) are welded at the lower part of the cross beam (5021); and a bottom plate (5023) of the Z-axis movable support (503) is fixed on the bottom beam (6) through bolts.
7.3, the walking light single-side wall formwork trolley according to claim 1, wherein a ground anchor screw connected with an embedded part is installed on a bottom beam (6) of the walking system (1) of the walking light single-side wall formwork trolley according to 36332.
8. 3. \36332mmlightweight single-sided wall form trolley according to claim 1, characterized in that 2 groups of adjustable hinged hydraulic struts (11) are arranged in parallel between the bottom beam (6) and the tripod uprights (9).
9. 3. \36332mmlightweight single-sided wall form jumbo according to claim 1, characterized in that the tripod upright (9) is fitted with an adjusting tripod (8), the adjusting tripod (8) being hinged to the bottom beam (6) by means of an adjustable hinged hydraulic strut (11).
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109386295B (en) * | 2018-09-29 | 2020-10-27 | 上海二十冶建设有限公司 | Underground rectangular cross section tunnel structure template construction equipment |
| CN110630013B (en) * | 2019-09-24 | 2021-04-09 | 中铁一局集团有限公司 | Movable assembled side wall steel formwork and construction method thereof |
| CN112814711A (en) * | 2021-01-06 | 2021-05-18 | 中铁隆工程集团有限公司 | Construction method of underground excavation tunnel secondary lining type steel formwork support |
| CN113482665B (en) * | 2021-08-18 | 2022-03-25 | 廉江市第三建筑工程有限公司 | Construction method of single side wall formwork trolley |
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