CN113463935A - Trampling-preventing device for high-strength reinforced floor slab construction - Google Patents
Trampling-preventing device for high-strength reinforced floor slab construction Download PDFInfo
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- CN113463935A CN113463935A CN202110826504.9A CN202110826504A CN113463935A CN 113463935 A CN113463935 A CN 113463935A CN 202110826504 A CN202110826504 A CN 202110826504A CN 113463935 A CN113463935 A CN 113463935A
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- embedded
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- floor slab
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/24—Safety or protective measures preventing damage to building parts or finishing work during construction
- E04G21/30—Safety or protective measures preventing damage to building parts or finishing work during construction against mechanical damage or dirt, e.g. guard covers of stairs
Abstract
The invention relates to a trampling prevention device for high-strength reinforced floor slab construction, which comprises a positioning base, a pedal and an embedded positioning mechanism, wherein the upper end of the positioning base is provided with the pedal, and the upper end of the pedal is provided with the embedded positioning mechanism. The invention can solve the problems that the flat plate and the reinforcing mesh are directly paved and are not connected in a positioning way, the position between the flat plate and the reinforcing mesh is easy to be misplaced and deviated when a person steps on the floor, the friction force between the flat plate and the reinforcing mesh is smaller in rainy days and is easy to slip, and when the person falls down on the reinforcing mesh after slipping the flat plate, the danger degree of the person working at high altitude is increased, and meanwhile, the deformation degree of the reinforcing mesh is increased due to the direct contact of the person and the reinforcing mesh, so that the quality of a floor slab is seriously influenced, and the like.
Description
Technical Field
The invention relates to the technical field of reinforced floor slab construction, in particular to a trampling prevention device for high-strength reinforced floor slab construction.
Background
The board is at the fashioned in-process, need at first ligature reinforcing bar net on the template, the concrete is poured again, reinforcing bar ligature accomplishes the back, need carry out water and electricity threading pipe operation and concrete placement operation, the reinforcing bar net can be trampled by the workman back and forth, it is trampled to appear reinforcing bar net reinforcing bar on the reinforcing bar net very easily, arouse reinforcing bar net atress change, the reinforcing bar is trampled the deformation, arouse reinforcing bar interval and design nonconformity, reinforcing bar protective layer thickness diminishes the phenomenon, thereby change the atress characteristics of floor, cause quality problems, serious person causes the quality accident, lead to personnel's safety to receive the threat.
In order to prevent that the reinforcing bar from being bent, the solution that uses always is for directly laying the flat board on the reinforcing bar net, and the dull and stereotyped laying has increased the lifting surface area when the foot is stepped on to reduced the atress degree of independent reinforcing bar, but, often can meet other problems at the actual laying process:
for directly laying between dull and stereotyped and the reinforcing bar net, do not have any location connection between the two, the condition of position dislocation skew appears easily between dull and stereotyped and the reinforcing bar net when personnel's foot is stepped on, when meetting rainy weather, frictional force between dull and stereotyped and the reinforcing bar net is littleer, very easily skid, when personnel tumble on the reinforcing bar net because of the dull and stereotyped back of skidding, when having increased personnel at high altitude construction's dangerous degree, personnel and reinforcing bar net's direct contact lead to the deformation degree increase of reinforcing bar net, thereby seriously influenced the quality of floor.
Disclosure of Invention
Technical scheme (I)
In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides a trampling device is prevented in construction of high strength steel bar floor, includes location base, footboard and embedding positioning mechanism, and the footboard is installed to the upper end of location base, and embedding positioning mechanism is installed to the upper end of footboard.
The positioning base comprises a cross plate, an embedded groove, a hooking branched chain, an L-shaped groove, an intermediate groove and an expansion positioning branched chain, the embedded groove is evenly formed in four extending parts of the cross plate, the hooking branched chain is embedded in the embedded groove, the intermediate groove is formed in the middle of the cross plate, the expansion positioning branched chain is installed on the intermediate groove, the L-shaped groove is evenly formed in the cross plate, and the L-shaped groove is located between the embedded groove and the intermediate groove.
The hooking branched chain comprises an embedded frame, a hooking block, a resetting telescopic rod, an extrusion plate and an extrusion rod, the lower end inside the embedded frame is connected with the hooking block through the resetting telescopic rod, the resetting telescopic rod plays a resetting role, the middle part of the embedded frame is connected with the upper end of the extrusion plate through a pin shaft, and the upper end inside the embedded frame is connected with the extrusion rod in an up-and-down sliding fit mode.
The pedal comprises a plate body, an inner embedded groove, locking grooves, a clamping frame, anti-skidding gaskets, connecting pieces and supporting pieces, wherein the inner embedded groove is formed in the middle of the plate body, the locking grooves are symmetrically formed in the left end and the right end of the inner embedded groove, the edges of the inner embedded groove are connected with the clamping frame in a sliding fit manner, the clamping frame entering the L-shaped groove is clamped and locked with the L-shaped groove after being extruded, the anti-skidding gaskets are laid on the upper end face of the plate body and play an anti-skidding role when a person steps on the anti-skidding gaskets by feet, the edges of the plate body are uniformly provided with connecting grooves, the connecting pieces are embedded in the connecting grooves, the supporting pieces are uniformly arranged at the lower end of the plate body, when the reinforcing mesh is installed on a floor, the support piece is arranged to support the plate body, the plate body is placed on the cross plate, the clamping frame enters the L-shaped groove, and when the two plate bodies are adjacently spliced, the connecting piece can be used for embedded connection.
Embedding positioning mechanism include interior panel, locking piece, the locking piece is installed to the left and right sides symmetry of embedded board lower extreme, with embedded board embedding embedded into embedded groove, at this moment, the extrusion groove at embedded board edge makes screens frame and L type groove joint locking to screens frame extrusion, simultaneously, the locking piece is buckled into and is locked in the locking groove to the position locking of panel, plate body to interior panel.
As a preferred technical scheme of the invention, the lower end of the extrusion rod is connected with the resistance reducing roller through the pin shaft, the resistance reducing roller is attached to the surface of the extrusion plate, the friction force between the resistance reducing roller and the extrusion plate is reduced, and the embedded frame is of an L-shaped structure, so that the embedded frame is ensured to be embedded into the embedded groove and cannot sink and fall off.
As a preferred technical scheme of the invention, the expansion positioning branched chain comprises a piston plate, a built-in spring, a connecting pipe, a corresponding pipe and an air bag, wherein the middle groove is connected with the piston plate in a vertically sliding fit manner, the built-in spring is connected between the middle groove and the piston plate and plays a reset effect, the connecting pipe is uniformly arranged at the lower end of the middle part of the cross plate and is communicated with the middle groove, the connecting pipe and the corresponding pipe are in threaded fit connection and are detachably connected, and the air bag is arranged at the lower end of the corresponding pipe.
In a preferred embodiment of the present invention, the clamping frame is a U-shaped structure, the lower inclined surface of the clamping frame is inclined from top to bottom gradually toward the inside, and the upper inclined surface of the clamping frame is parallel to the lower inclined surface of the clamping frame.
As a preferred technical scheme, the supporting piece is of a hollow-out type cylinder structure, the supporting function and the water drainage effect on accumulated water on the plate body are good, the anti-slip gasket is made of rubber materials and has an anti-slip effect, and the connecting piece is of an I-shaped structure and has the effect of mutually clamping and connecting the adjacent spliced plate bodies.
As a preferable technical scheme of the invention, the edge of the embedded plate is provided with an extrusion groove, the extrusion groove plays a role in extruding the clamping frame, the inclined inner wall of the extrusion groove and the inclined surface of the upper end of the clamping frame are in a horizontal state, the middle part of the upper end of the internal panel is provided with the hidden handle, and the arrangement of the hidden handle ensures that the embedded plate embedded in the embedded groove can be taken out again.
In a preferred embodiment of the present invention, the locking member has an inverted T-shaped cross section, and is made of a rubber material, and the rubber material is inserted into the locking groove to lock the positions of the inner panel and the plate body.
As a preferable technical scheme of the invention, the rubber gasket is paved on the embedded plate, so that the antiskid effect is achieved.
(II) advantageous effects
1. According to the trampling prevention device for high-strength reinforced floor slab construction, the positioning base and the reinforcing mesh are positioned in an inserting and hooking mode, the situation of dislocation between the positioning base and the reinforcing mesh is avoided, then the pedal and the embedded plate are sequentially overlapped to serve as a foot treading surface, compared with direct laying of a flat plate, the single laying time is slightly increased, the operation difficulty is low, the integral laying efficiency is not influenced, the probability of water accumulation and the slipping degree are reduced by adopting drainage and laying of gaskets, and the risk of high-altitude operation of personnel is greatly reduced;
2. according to the trampling prevention device for high-strength reinforced floor slab construction, the positioning base and the reinforcing mesh are peripherally limited by downwards inserting the embedded frame, and then the hooking block extends out to limit the position below the reinforcing mesh under the extrusion of the pedal, so that the hooking effect is achieved, and the positioning base and the reinforcing mesh are prevented from position dislocation caused by rainwater or treading by personnel;
3. according to the trampling prevention device for high-strength reinforced floor slab construction, the pedals are positioned by adopting a connecting piece positioning mode, the adjacent spliced pedals are connected and positioned to form a lattice point type connection, the positioning effect between the positioning base and a reinforcing mesh is ensured, and the supporting piece plays a role in supporting and draining accumulated water on the surfaces of the pedals;
4. according to the trampling prevention device for high-strength reinforced floor slab construction, after the embedded plate embedded into the positioning mechanism is embedded into the embedded groove, the clamping frame is extruded to be clamped and positioned with the L-shaped groove, so that the position between the cross plate and the plate body is locked, meanwhile, the locking piece at the lower end of the embedded plate is embedded into the locking groove, so that the position between the plate body and the embedded plate is locked, at the moment, the position between the cross plate, the plate body and the embedded plate is locked, the position between the cross plate and the reinforcing mesh is also locked, a flat foot treading surface is formed between the plate body and the embedded plate, and then the anti-skidding gasket and the rubber gasket are matched, so that the anti-skidding effect is achieved, the possibility of skidding is reduced, and the risk of high-altitude operation of personnel is reduced.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is a cross-sectional view of the present invention hooking a branch chain;
FIG. 4 is a cross-sectional view of the connection tube, the corresponding tube and the balloon of the present invention;
FIG. 5 is a schematic perspective view of the positioning mechanism of the present invention;
FIG. 6 is a schematic perspective view of the pedal of the present invention;
FIG. 7 is a schematic perspective view of a positioning base according to the present invention;
FIG. 8 is an enlarged view of a portion of the invention at X of FIG. 2;
fig. 9 is a schematic view of the installation of the present invention with a mesh reinforcement;
fig. 10 is a schematic view of the position between the hooking branches and the reinforcing mesh according to the present invention.
Detailed Description
Embodiments of the present invention will be described below with reference to the drawings. In this process, the width of the lines or the size of the components in the drawings may be exaggerated for clarity and convenience of description.
The following terms are defined based on the functions of the present invention, and may be different depending on the intention of the user or the operator or the convention. Therefore, these terms are defined based on the entire contents of the present specification.
As shown in fig. 1 to 10, the trampling prevention device for high-strength reinforced floor slab construction comprises a positioning base 1, a pedal 2 and an embedded positioning mechanism 3, wherein the pedal 2 is installed at the upper end of the positioning base 1, and the embedded positioning mechanism 3 is installed at the upper end of the pedal 2.
The positioning base 1 comprises a cross plate 11, embedded grooves 12, hooking branched chains 13, L-shaped grooves 14, middle grooves 15 and expansion positioning branched chains 16, the embedded grooves 12 are uniformly formed in four extending parts of the cross plate 11, the hooking branched chains 13 are embedded into the embedded grooves 12, the middle grooves 15 are formed in the middle of the cross plate 11, the expansion positioning branched chains 16 are installed on the middle grooves 15, the L-shaped grooves 14 are uniformly formed in the cross plate 11, the L-shaped grooves 14 are located between the embedded grooves 12 and the middle grooves 15, the cross plate 11 is laid on a reinforcing steel bar net during specific work, the hooking branched chains 13 which are arranged in the front, the back, the left and the right directions are inserted into the proper embedded grooves 12, the hooking branched chains 13 are hooked to clamp longitudinal and transverse reinforcing steel bars of the reinforcing steel bar net, and then the expansion positioning branched chains 16 are extruded to expand to perform overflow type auxiliary positioning on the inside of the reinforcing steel bar net.
The hooking branched chain 13 comprises an embedded frame 131, a hooking block 132, a resetting telescopic rod 133, an extrusion plate 134 and an extrusion rod 135, the lower end inside the embedded frame 131 is connected with the hooking block 132 through the resetting telescopic rod 133, the resetting telescopic rod 133 plays a resetting role, the middle part of the embedded frame 131 is connected with the upper end of the extrusion plate 134 through a pin shaft, the upper end inside the embedded frame 131 is connected with the extrusion rod 135 through a vertical sliding fit mode, the lower end of the extrusion rod 135 is connected with a drag reduction roller through a pin shaft, the drag reduction roller is attached to the surface of the extrusion plate 134, the friction force between the drag reduction roller and the extrusion plate 134 is reduced, the embedded frame 131 is of an L-shaped structure, the embedded frame 131 is ensured to be embedded into the embedded groove 12 and not to sink and fall off, the extrusion rod 135 descends after being extruded during specific work, so as to extrude the extrusion plate 134, the extrusion plate 134 extrudes the hooking block 132 to extend out, and then carry on spacingly to the below of reinforcing bar net, play the effect that the below was caught on.
The expansion positioning branched chain 16 comprises a piston plate 161, an internal spring 162, a connecting pipe 163, a corresponding pipe 164 and an air bag 165, the middle groove 15 is connected with the piston plate 161 in a vertically sliding fit manner, the internal spring 162 is connected between the middle groove 15 and the piston plate 161, the internal spring 162 plays a reset effect, the connecting pipe 163 is uniformly installed at the lower end of the middle part of the cross plate 11, the connecting pipe 163 is communicated with the middle groove 15, the connecting pipe 163 and the corresponding pipe 164 are in threaded fit connection and detachably connected, and the air bag 165 is installed at the lower end of the corresponding pipe 164.
The pedal 2 comprises a plate body 21, an embedded groove 22, locking grooves 23, a clamping frame 24, an anti-slip gasket 25, a connecting piece 26 and a supporting piece 27, wherein the embedded groove 22 is formed in the middle of the plate body 21, the locking grooves 23 are symmetrically formed in the left end and the right end of the embedded groove 22, the edge of the embedded groove 22 is connected with the clamping frame 24 in a sliding fit manner, the clamping frame 24 entering the L-shaped groove 14 is clamped and locked with the L-shaped groove 14 after being extruded, the anti-slip gasket 25 is laid on the upper end face of the plate body 21, the anti-slip gasket 25 plays an anti-slip role when a person steps on the pedal, the edge of the plate body 21 is uniformly provided with connecting grooves, the connecting piece 26 is embedded in each connecting groove, the supporting piece 27 is uniformly installed at the lower end of the plate body 21, when a reinforcing mesh is installed on a floor slab, the supporting piece 27 plays a supporting role on the plate body 21, the plate body 21 is placed on the cross plate 11, the clamping frame 24 enters the L-shaped groove 14, when two adjacent concatenations of plate body 21, accessible connecting piece 26 carries out embedded connection, screens frame 24 whole be U type structure, the lower extreme inclined plane of screens frame 24 down be gradually to the structure of inboard slope from last, and the upper end inclined plane of screens frame 24 is in parallel state with the lower extreme inclined plane of screens frame 24, support piece 27 be the tubular structure of fretwork formula, play fine drainage effect to ponding on the plate body 21 in the time of the supporting role, anti-skidding gasket 25 is made by the rubber material, plays skid-proof effect, connecting piece 26 is the I-shaped structure, plays the effect that mutual joint is connected to the plate body 21 of adjacent concatenation.
The embedding positioning mechanism 3 comprises an inner embedded plate 31 and a locking piece 32, the locking piece 32 is symmetrically arranged on the left side and the right side of the lower end of the inner embedded plate 31, the inner embedded plate 31 is embedded into the embedded groove 22, at the moment, the pressing groove on the edge of the embedded plate 31 presses the clamping frame 24 to enable the clamping frame 24 to be clamped and locked with the L-shaped groove 14, meanwhile, the locking piece 32 is buckled into the locking groove 23, so that the positions of the inner embedded plate 31 and the plate body 21 are locked, the edge of the embedded plate 31 is provided with the pressing groove which plays a role in pressing the clamping frame 24, the inclined inner wall of the pressing groove and the inclined surface of the upper end of the clamping frame 24 are in a horizontal state, the middle part of the upper end of the embedded plate 31 is provided with a hidden handle, the hidden handle ensures that the embedded plate 31 embedded into the embedded groove 22 can be taken out again, the section of the locking piece 32 is of an inverted T-shaped structure, and the locking piece 32 is made of rubber material, the locking piece 32 corresponds to the locking groove 23 from top to bottom, and after the locking piece 32 made of rubber is embedded into the locking groove 23, the positions of the inner embedded plate 31 and the plate body 21 are locked, and the rubber gasket is laid on the inner embedded plate 31 to achieve the anti-skidding effect.
The installation process comprises the following steps:
the cross plate 11 is laid on the reinforcing steel bar net, and the hooking branched chains 13 arranged in front, back, left and right are inserted into the proper embedded grooves 12, so that the hooking branched chains 13 clamp the longitudinal and transverse reinforcing steel bars of the reinforcing steel bar net;
the plate body 21 is pressed on the cross plate 11, the clamping frame 24 enters the L-shaped groove 14, the plate body 21 extrudes the extrusion rod 135, the descending extrusion rod 135 extrudes the extrusion plate 134 for angle adjustment, so that the hooking block 132 is extruded to extend out, the lower part of the reinforcing mesh is limited, meanwhile, the piston plate 161 is extruded and then pressed downwards, so that the gas in the middle groove 15 is extruded into the air bag 165, the overflowing air bags 165 are mutually extruded, and the overflowing air bags 165 perform overflowing positioning on the inside of the reinforcing mesh;
then, the inner panel 31 is inserted into the insertion groove 22 (the plate body 21 and the cross plate 11 are always attached to each other when the inner panel 31 is inserted), at this time, the pressing groove at the edge of the insertion plate 31 presses the retainer 24 to lock the retainer 24 and the L-shaped groove 14 in the snap-fit manner, and at the same time, the locking piece 32 is locked in the locking groove 23 to lock the positions of the inner panel 31 and the plate body 21, and at this time, the positions of the cross plate 11, the plate body 21 and the insertion plate 31 are locked, and the assembly is completed.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. The utility model provides a device is prevented trampling in construction of high strength steel bar floor, includes positioning base (1), footboard (2) and embedding positioning mechanism (3), its characterized in that: the upper end of the positioning base (1) is provided with a pedal (2), and the upper end of the pedal (2) is provided with an embedded positioning mechanism (3);
the positioning base (1) comprises a cross plate (11), an embedded groove (12), a hooking branched chain (13), an L-shaped groove (14), a middle groove (15) and an expansion positioning branched chain (16), wherein the embedded groove (12) is uniformly formed in four extending parts of the cross plate (11), the hooking branched chain (13) is embedded in the embedded groove (12), the middle groove (15) is formed in the middle of the cross plate (11), the expansion positioning branched chain (16) is arranged on the middle groove (15), the L-shaped groove (14) is uniformly formed in the cross plate (11), and the L-shaped groove (14) is positioned between the embedded groove (12) and the middle groove (15);
the hooking branched chain (13) comprises an embedded frame (131), a hooking block (132), a resetting telescopic rod (133), an extrusion plate (134) and an extrusion rod (135), the lower end of the inside of the embedded frame (131) is connected with the hooking block (132) through the resetting telescopic rod (133), the middle of the embedded frame (131) is connected with the upper end of the extrusion plate (134) through a pin shaft, and the upper end of the inside of the embedded frame (131) is connected with the extrusion rod (135) in a vertical sliding fit mode;
the pedal (2) comprises a plate body (21), an inner embedded groove (22), locking grooves (23), clamping frames (24), anti-skidding gaskets (25), connecting pieces (26) and supporting pieces (27), wherein the inner embedded groove (22) is formed in the middle of the plate body (21), the locking grooves (23) are symmetrically formed in the left end and the right end of the inner embedded groove (22), the edges of the inner embedded groove (22) are connected with the clamping frames (24) in a sliding fit mode, the anti-skidding gaskets (25) are laid on the upper end face of the plate body (21), the edges of the plate body (21) are uniformly provided with the connecting grooves, the connecting pieces (26) are embedded into the connecting grooves, and the supporting pieces (27) are uniformly mounted at the lower ends of the plate body (21);
the embedded positioning mechanism (3) comprises an inner panel (31) and locking pieces (32), wherein the locking pieces (32) are symmetrically arranged on the left side and the right side of the lower end of the inner panel (31).
2. The trampling prevention device for high-strength reinforced floor slab construction according to claim 1, wherein: the lower end of the extrusion rod (135) is connected with the drag reduction roller through a pin shaft, the drag reduction roller is attached to the surface of the extrusion plate (134), and the embedded frame (131) is of an L-shaped structure.
3. The trampling prevention device for high-strength reinforced floor slab construction according to claim 1, wherein: the expansion positioning branched chain (16) comprises a piston plate (161), an internal spring (162), a connecting pipe (163), a corresponding pipe (164) and an air bag (165), wherein the middle groove (15) is connected with the piston plate (161) in an up-and-down sliding fit manner, the internal spring (162) is connected between the middle groove (15) and the piston plate (161), the connecting pipe (163) is uniformly installed at the lower end of the middle part of the cross plate (11), the connecting pipe (163) is communicated with the middle groove (15), the connecting pipe (163) and the corresponding pipe (164) are connected in a threaded fit manner, and the air bag (165) is installed at the lower end of the corresponding pipe (164).
4. The trampling prevention device for high-strength reinforced floor slab construction according to claim 1, wherein: the whole of screens frame (24) be U type structure, the lower extreme inclined plane of screens frame (24) down be from last to the structure of inwards inclining gradually, and the upper end inclined plane of screens frame (24) is in the parallel state with the lower extreme inclined plane of screens frame (24).
5. The trampling prevention device for high-strength reinforced floor slab construction according to claim 1, wherein: the supporting piece (27) is of a hollow cylinder structure, the anti-skid gasket (25) is made of rubber materials, and the connecting piece (26) is of an I-shaped structure.
6. The trampling prevention device for high-strength reinforced floor slab construction according to claim 1, wherein: the edge of the embedded plate (31) is provided with an extrusion groove, the inclined inner wall of the extrusion groove and the inclined surface of the upper end of the clamping frame (24) are in a horizontal state, and the middle part of the upper end of the embedded plate (31) is provided with a hidden handle.
7. The trampling prevention device for high-strength reinforced floor slab construction according to claim 1, wherein: the cross-section of locking piece (32) be the type structure of falling T, and locking piece (32) are made by rubber material, locking piece (32) and locking groove (23) position correspond from top to bottom.
8. The trampling prevention device for high-strength reinforced floor slab construction according to claim 1, wherein: and a rubber gasket is paved on the embedded plate (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110826504.9A CN113463935B (en) | 2021-07-21 | 2021-07-21 | Trampling-preventing device for high-strength reinforced floor slab construction |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110826504.9A CN113463935B (en) | 2021-07-21 | 2021-07-21 | Trampling-preventing device for high-strength reinforced floor slab construction |
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| CN113463935A true CN113463935A (en) | 2021-10-01 |
| CN113463935B CN113463935B (en) | 2023-03-14 |
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| CN210329512U (en) * | 2019-06-06 | 2020-04-17 | 陕西建工集团有限公司 | Prevent that reinforcing bar tramples' packway shoes |
| CN212104833U (en) * | 2019-12-31 | 2020-12-08 | 中国二冶集团有限公司 | Steel bar crosswalk tool |
| CN213572666U (en) * | 2020-08-19 | 2021-06-29 | 中建八局第一建设有限公司 | Iron split heads of building floor construction usefulness |
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2021
- 2021-07-21 CN CN202110826504.9A patent/CN113463935B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20050051256A1 (en) * | 2003-09-09 | 2005-03-10 | Yovichin Albert James | Method and apparatus for building and transferring a tread belt structure |
| CN202899441U (en) * | 2012-11-26 | 2013-04-24 | 成都市第六建筑工程公司 | Tool type support |
| CN205822812U (en) * | 2016-06-28 | 2016-12-21 | 杜松 | A kind of floor bar mesh sheet is anti-tramples device |
| CN210329512U (en) * | 2019-06-06 | 2020-04-17 | 陕西建工集团有限公司 | Prevent that reinforcing bar tramples' packway shoes |
| CN210105319U (en) * | 2019-06-12 | 2020-02-21 | 山西省工业设备安装集团有限公司 | Device for preventing reinforcing steel bar and wire pipe from being treaded |
| CN212104833U (en) * | 2019-12-31 | 2020-12-08 | 中国二冶集团有限公司 | Steel bar crosswalk tool |
| CN213572666U (en) * | 2020-08-19 | 2021-06-29 | 中建八局第一建设有限公司 | Iron split heads of building floor construction usefulness |
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| Publication number | Publication date |
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| CN113463935B (en) | 2023-03-14 |
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